CN112398938B

CN112398938B - Method and system for transmitting feedback information of sewage treatment plant to cloud

Info

Publication number: CN112398938B
Application number: CN202011230325.0A
Authority: CN
Inventors: 徐德成; 王欣; 吴辉
Original assignee: Beijing Dayuan Environmental Protection Technology Co ltd
Current assignee: Beijing Dayuan Environmental Protection Technology Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2024-02-27
Anticipated expiration: 2040-11-06
Also published as: CN112398938A

Abstract

The invention discloses a method and a system for transmitting feedback information of a sewage treatment plant to a cloud, wherein the method comprises the following steps: generating a feedback information uploading command by a central server of a sewage treatment plant; a central server of a sewage treatment plant sends a feedback information uploading command to a base station; establishing communication connection between the base station and at least a first mobile terminal, a second mobile terminal, a third mobile terminal and a fourth mobile terminal; transmitting, by the base station, a first PDCCH message to the first mobile terminal on a system frequency band in response to a communication connection with at least the first, second, third, and fourth mobile terminals; attempting, by the first mobile terminal, to receive the first PDSCH message in response to receiving the first PDCCH message; in response to a communication connection with at least the first mobile terminal, the second mobile terminal, the third mobile terminal, and the fourth mobile terminal, a second PDCCH message is sent by the base station to the second mobile terminal in the first set of subcarriers and in the first shortened TTI.

Description

Method and system for transmitting feedback information of sewage treatment plant to cloud

Technical Field

The invention relates to the technical field of environmental protection, in particular to a method and a system for transmitting feedback information of a sewage treatment plant to a cloud.

Background

The economic development mode of China is changing from extensive type to intensive type, the environment-friendly industry is an important power for economic green transformation, and the development of the environment-friendly industry is beneficial to enhancing new kinetic energy of economic development. The environmental protection industry realizes pollution emission reduction through standard emission and total amount reduction, and plays an increasingly important role in creating economic value while creating better living and production environments. The action plan for preventing and controlling three pollution of the atmosphere, water and soil can bring about the investment requirement of tens of trillion yuan.

The sludge is a product obtained after urban sewage treatment, contains pathogens, ova, heavy metals, persistent organic pollutants and other toxic and harmful substances, and is extremely easy to cause secondary pollution to underground water, soil and the like without effective treatment. The information disclosed in this background section that the sludge contains a significant amount of nitrogen, phosphorus, potassium, nitrate and biomass resources, and that these materials are not utilized as resources, which also results in significant waste of resources, is merely intended to increase the understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art that is already known to a person of ordinary skill in the art.

Disclosure of Invention

The invention aims to provide a method and a system for transmitting feedback information of a sewage treatment plant to a cloud end, which can overcome the defects of the prior art.

In order to achieve the above object, the present invention provides a method for transmitting feedback information of a sewage treatment plant to a cloud, comprising the following steps:

generating a feedback information uploading command by a central server of a sewage treatment plant;

in response to the feedback information uploading command generated, the sewage treatment plant central server transmits the feedback information uploading command to the base station;

establishing communication connection between the base station and at least a first mobile terminal, a second mobile terminal, a third mobile terminal and a fourth mobile terminal;

transmitting, by the base station, a first PDCCH message to the first mobile terminal over a system frequency band in response to a communication connection with at least the first mobile terminal, the second mobile terminal, the third mobile terminal, and the fourth mobile terminal, wherein the first PDCCH message indicates first PDSCH resources to the first mobile terminal, wherein the system frequency band comprises a first sub-band, a second sub-band, and a third sub-band, wherein in a time domain the first PDSCH resources occupy a first TTI, and in a frequency domain the first PDSCH is located on the first sub-band, wherein the first TTI comprises a first shortened TTI and a second shortened TTI;

Attempting, by the first mobile terminal, to receive a first PDSCH message in response to receiving the first PDCCH message, wherein the first PDSCH message is transmitted on first PDSCH resources, wherein a feedback information upload command is included in the first PDSCH message;

in response to a communication connection with at least the first mobile terminal, the second mobile terminal, the third mobile terminal, and the fourth mobile terminal, sending, by the base station, a second PDCCH message to the second mobile terminal in a first set of subcarriers and in a first shortened TTI, wherein the second PDCCH message indicates to the second mobile terminal a second PDSCH resource and a third PDSCH resource, wherein the second subband comprises the first set of subcarriers and the second set of subcarriers, wherein the second PDSCH resource occupies the first shortened TTI in a time domain and the second PDSCH is located on the second set of subcarriers in a frequency domain, wherein the third PDSCH resource occupies the first shortened TTI in a time domain and the third PDSCH is located on the third subband in the frequency domain.

In a preferred embodiment, the method for transmitting feedback information of the sewage treatment plant to the cloud comprises the following steps:

responsive to receiving the second PDCCH message, attempting, by the second mobile terminal, to receive a second PDSCH message and a third PDSCH message, wherein the second PDSCH message is transmitted on a second PDSCH resource and the third PDSCH message is transmitted on a third PDSCH resource, wherein the second PDSCH message carries a feedback information upload command and the third PDSCH message carries a repetition of the feedback information upload command;

Transmitting, by the base station, a third PDCCH message to the third mobile terminal in a first set of subcarriers and in a second shortened TTI in response to a communication connection with at least the first mobile terminal, the second mobile terminal, the third mobile terminal, and the fourth mobile terminal, wherein the third PDCCH message indicates a fourth PDSCH resource to the third mobile terminal, wherein the fourth PDSCH resource occupies a second shortened TTI in a time domain and the fourth PDSCH is located on the second set of subcarriers in a frequency domain;

attempting, by the third mobile terminal, to receive a fourth PDSCH message in response to receiving the third PDCCH message, wherein the fourth PDSCH message is transmitted on fourth PDSCH resources, wherein a feedback information upload command is included in the fourth PDSCH message;

in response to communication connection with at least the first mobile terminal, the second mobile terminal, the third mobile terminal, and the fourth mobile terminal, transmitting, by the base station, a fourth PDCCH message to the fourth mobile terminal in a third set of subcarriers and in a second shortened TTI, wherein the fourth PDCCH message indicates fifth PDSCH resources to the fourth mobile terminal, wherein the third subband includes the third set of subcarriers and the fourth set of subcarriers, wherein in the time domain the fifth PDSCH resources occupy the second shortened TTI and in the frequency domain the fifth PDSCH is located on the fourth set of subcarriers;

In response to receiving the fourth PDCCH message, attempting, by the fourth mobile terminal, to receive a fifth PDSCH message, wherein the fifth PDSCH message is transmitted on fifth PDSCH resources, wherein a feedback information upload command is included in the fifth PDSCH message.

in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the third shortened TTI, wherein resources for transmitting the ACK message are indicated in the first PDCCH message;

in response to receiving the feedback information upload command, sending, by the second mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the fourth shortened TTI, wherein resources for sending the ACK message are indicated in the second PDCCH message;

in response to receiving the feedback information upload command, sending, by the third mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and the third shortened TTI, wherein resources for sending the ACK message are indicated in the third PDCCH message;

in response to receiving the feedback information upload command, sending, by the fourth mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and the fourth shortened TTI, wherein resources for sending the ACK message are indicated in the fourth PDCCH message;

Transmitting, by the first mobile terminal, a CSI message to the base station in a third set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command, wherein the second TTI comprises a third shortened TTI and a fourth shortened TTI;

in response to receiving the feedback information upload command, transmitting, by the second mobile terminal, a CSI message to the base station in the fourth set of uplink subcarriers and the second TTI;

transmitting, by the third mobile terminal, a CSI message to the base station in the fifth set of uplink subcarriers and the second TTI in response to receiving the feedback information upload command;

in response to receiving the feedback information upload command, a CSI message is sent by the first mobile terminal to the base station in the sixth set of uplink subcarriers and the second TTI.

in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, sewage treatment plant feedback information to the base station in the seventh set of uplink subcarriers and the third shortened TTI;

in response to receiving the feedback information upload command, transmitting, by the second mobile terminal, sewage treatment plant feedback information to the base station in the eighth set of uplink subcarriers and the third shortened TTI;

In response to receiving the feedback information upload command, transmitting, by the third mobile terminal, sewage treatment plant feedback information to the base station in the ninth set of uplink subcarriers and the third shortened TTI;

and in response to receiving the feedback information uploading command, transmitting, by the fourth mobile terminal, sewage treatment plant feedback information to the base station in the tenth uplink subcarrier set and the third shortened TTI.

establishing communication connection between the base station and at least a first mobile terminal, a second mobile terminal and a low-cost mobile terminal, wherein the low-cost mobile terminal communicates with the base station through a narrowband Internet of things;

in response to establishing a communication connection with at least a first mobile terminal, a second mobile terminal, and a low cost mobile terminal, transmitting, by a base station, a first PDCCH message to the first mobile terminal over a system frequency band, wherein the first PDCCH message indicates first PDSCH resources to the first mobile terminal, wherein the system frequency band comprises a first sub-band and a second sub-band, wherein in a time domain the first PDSCH resources occupy a first TTI, in a frequency domain the first PDSCH is located on a first set of sub-carriers, wherein the first TTI comprises a first shortened TTI and a second shortened TTI, wherein the first sub-band comprises a first set of sub-carriers, a second set of sub-carriers, and a third set of sub-carriers;

in response to establishing a communication connection with at least the first mobile terminal, the second mobile terminal, and the low cost mobile terminal, transmitting, by the base station, a second PDCCH message to the second mobile terminal in a fourth set of subcarriers and in a first shortened TTI, wherein the second PDCCH message indicates to the second mobile terminal a second PDSCH resource and a third PDSCH resource, wherein the second subband includes the fourth set of subcarriers and a fifth set of subcarriers, wherein the second PDSCH resource occupies the first shortened TTI in the time domain and the second PDSCH is located on the fifth set of subcarriers in the frequency domain, wherein the third PDSCH resource occupies the first shortened TTI in the time domain and the third PDSCH is located on the second set of subcarriers in the frequency domain;

in response to receiving the second PDCCH message, attempting, by the second mobile terminal, to receive a second PDSCH message and a third PDSCH message, wherein the second PDSCH message is transmitted on a second PDSCH resource and the third PDSCH message is transmitted on a third PDSCH resource, wherein the second PDSCH message carries a feedback information upload command and the third PDSCH message carries a repetition of the feedback information upload command.

in response to establishing a communication connection with at least the first mobile terminal, the second mobile terminal, and the low cost mobile terminal, transmitting, by the base station, a third PDCCH message to the low cost mobile terminal over a system frequency band, wherein the third PDCCH message indicates fourth PDSCH resources to the low cost mobile terminal, wherein the fourth PDSCH resources occupy the first TTI in a time domain and the fourth PDSCH is located on the third set of subcarriers in a frequency domain;

in response to receiving the third PDCCH message, attempting, by the low cost mobile terminal, to receive a fourth PDSCH message, wherein the fourth PDSCH message is transmitted on fourth PDSCH resources, wherein a feedback information upload command is included in the fourth PDSCH message.

in response to receiving the feedback information upload command, transmitting, by the low cost mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and the third shortened TTI, wherein resources for transmitting the ACK message are indicated in the third PDCCH message;

transmitting, by the low cost mobile terminal, a CSI message to the base station in a fifth set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command;

in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, sewage treatment plant feedback information to the base station in the sixth set of uplink subcarriers and the third shortened TTI;

In response to receiving the feedback information upload command, transmitting, by the second mobile terminal, sewage treatment plant feedback information to the base station in the seventh set of uplink subcarriers and the third shortened TTI;

and in response to receiving the feedback information upload command, transmitting, by the low cost mobile terminal, sewage treatment plant feedback information to the base station in the eighth set of uplink subcarriers and the third shortened TTI.

The invention also provides a system for transmitting the feedback information of the sewage treatment plant to the cloud, which comprises:

a unit for generating a feedback information uploading command by a sewage treatment plant central server;

a unit for transmitting the feedback information upload command to the base station by the sewage treatment plant center server in response to the generation of the feedback information upload command;

means for establishing a communication connection by the base station with at least a first mobile terminal, a second mobile terminal, a third mobile terminal and a fourth mobile terminal;

means for transmitting, by the base station, a first PDCCH message to the first mobile terminal over a system frequency band in response to a communication connection with at least the first mobile terminal, the second mobile terminal, the third mobile terminal, and the fourth mobile terminal, wherein the first PDCCH message indicates first PDSCH resources to the first mobile terminal, wherein the system frequency band comprises a first sub-band, a second sub-band, and a third sub-band, wherein the first PDSCH resources occupy a first TTI in a time domain and the first PDSCH is located on the first sub-band in a frequency domain, wherein the first TTI comprises a first shortened TTI and a second shortened TTI;

Means for attempting, by the first mobile terminal, to receive a first PDSCH message in response to receiving the first PDCCH message, wherein the first PDSCH message is transmitted on first PDSCH resources, wherein a feedback information upload command is included in the first PDSCH message;

and means for transmitting, by the base station, a second PDCCH message to the second mobile terminal in a first set of subcarriers and in a first shortened TTI in response to a communication connection with at least the first mobile terminal, the second mobile terminal, the third mobile terminal, and the fourth mobile terminal, wherein the second PDCCH message indicates second PDSCH resources and third PDSCH resources to the second mobile terminal, wherein the second subband includes the first set of subcarriers and the second set of subcarriers, wherein in a time domain the second PDSCH resources occupy the first shortened TTI, in a frequency domain the second PDSCH is located on the second set of subcarriers, wherein in a time domain the third PDSCH resources occupy the first shortened TTI, and in a frequency domain the third PDSCH is located on the third subband.

In a preferred embodiment, the system for transmitting feedback information of a sewage treatment plant to a cloud comprises:

means for attempting, by the second mobile terminal, to receive a second PDSCH message in response to receiving the second PDCCH message, wherein the second PDSCH message is transmitted on a second PDSCH resource and a third PDSCH message is transmitted on a third PDSCH resource, wherein the second PDSCH message carries a feedback information upload command and the third PDSCH message carries a repetition of the feedback information upload command;

Means for transmitting, by the base station, a third PDCCH message to the third mobile terminal in a first set of subcarriers and in a second shortened TTI in response to a communication connection with at least the first mobile terminal, the second mobile terminal, the third mobile terminal, and the fourth mobile terminal, wherein the third PDCCH message indicates a fourth PDSCH resource to the third mobile terminal, wherein the fourth PDSCH resource occupies a second shortened TTI in a time domain and the fourth PDSCH is located on the second set of subcarriers in a frequency domain;

means for attempting, by the third mobile terminal, to receive a fourth PDSCH message in response to receiving the third PDCCH message, wherein the fourth PDSCH message is transmitted on fourth PDSCH resources, wherein a feedback information upload command is included in the fourth PDSCH message;

means for transmitting, by the base station, a fourth PDCCH message to the fourth mobile terminal in response to a communication connection with at least the first mobile terminal, the second mobile terminal, the third mobile terminal, and the fourth mobile terminal, wherein the fourth PDCCH message indicates fifth PDSCH resources to the fourth mobile terminal, wherein the third sub-band comprises a third set of subcarriers and a fourth set of subcarriers, wherein the fifth PDSCH resources occupy the second shortened TTI in a time domain and the fifth PDSCH is located on the fourth set of subcarriers in a frequency domain;

And means for attempting, by the fourth mobile terminal, to receive a fifth PDSCH message in response to receiving the fourth PDCCH message, wherein the fifth PDSCH message is transmitted on a fifth PDSCH resource, wherein a feedback information upload command is included in the fifth PDSCH message.

means for transmitting, by the first mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command, wherein resources for transmitting the ACK message are indicated in the first PDCCH message;

means for transmitting, by the second mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the fourth shortened TTI in response to receiving the feedback information upload command, wherein resources for transmitting the ACK message are indicated in the second PDCCH message;

means for transmitting, by the third mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command, wherein resources for transmitting the ACK message are indicated in the third PDCCH message;

Means for transmitting, by the fourth mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and the fourth shortened TTI in response to receiving the feedback information upload command, wherein resources for transmitting the ACK message are indicated in the fourth PDCCH message;

means for transmitting, by the first mobile terminal, a CSI message to the base station in a third set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command, wherein the second TTI comprises a third shortened TTI and a fourth shortened TTI;

in response to receiving the feedback information upload command, transmitting, by the third mobile terminal, a CSI message to the base station in the fifth set of uplink subcarriers and the second TTI;

in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, a CSI message to the base station in the sixth set of uplink subcarriers and the second TTI.

Means for transmitting, by the first mobile terminal, feedback information of the sewage treatment plant to the base station in the seventh set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command;

means for transmitting, by the second mobile terminal, feedback information of the sewage treatment plant to the base station in the eighth set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command;

means for transmitting, by the third mobile terminal, feedback information of the sewage treatment plant to the base station in the ninth set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command;

and means for transmitting, by the fourth mobile terminal, feedback information of the sewage treatment plant to the base station in the tenth set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command.

the mobile terminal comprises a unit for establishing communication connection between the base station and at least a first mobile terminal, a second mobile terminal and a low-cost mobile terminal, wherein the low-cost mobile terminal communicates with the base station through a narrowband internet of things;

Means for transmitting, by the base station, a first PDCCH message to the first mobile terminal over a system frequency band in response to establishing a communication connection with at least the first mobile terminal, the second mobile terminal, and the low cost mobile terminal, wherein the first PDCCH message indicates first PDSCH resources to the first mobile terminal, wherein the system frequency band comprises a first sub-band and a second sub-band, wherein in a time domain the first PDSCH resources occupy a first TTI, and in a frequency domain the first PDSCH is located on a first set of sub-carriers, wherein the first TTI comprises a first shortened TTI and a second shortened TTI, wherein the first sub-band comprises a first set of sub-carriers, a second set of sub-carriers, and a third set of sub-carriers;

means for transmitting, by the base station, a second PDCCH message to the second mobile terminal in a fourth set of subcarriers and in a first shortened TTI in response to establishing a communication connection with at least the first mobile terminal, the second mobile terminal, and the low cost mobile terminal, wherein the second PDCCH message indicates second PDSCH resources and third PDSCH resources to the second mobile terminal, wherein the second subband includes the fourth set of subcarriers and a fifth set of subcarriers, wherein the second PDSCH resources occupy the first shortened TTI in the time domain and the second PDSCH is located on the fifth set of subcarriers in the frequency domain, wherein the third PDSCH resources occupy the first shortened TTI in the time domain and the third PDSCH is located on the second set of subcarriers in the frequency domain;

And means for attempting, by the second mobile terminal, to receive a second PDSCH message in response to receiving the second PDCCH message, wherein the second PDSCH message is transmitted on a second PDSCH resource and a third PDSCH message is transmitted on a third PDSCH resource, wherein the second PDSCH message carries a feedback information upload command and the third PDSCH message carries a repetition of the feedback information upload command.

means for transmitting, by the base station, a third PDCCH message to the low cost mobile terminal over a system frequency band in response to establishing a communication connection with at least the first mobile terminal, the second mobile terminal, and the low cost mobile terminal, wherein the third PDCCH message indicates fourth PDSCH resources to the low cost mobile terminal, wherein the fourth PDSCH resources occupy the first TTI in a time domain and the fourth PDSCH is located on the third set of subcarriers in a frequency domain;

and means for attempting, by the low cost mobile terminal, to receive a fourth PDSCH message in response to receiving the third PDCCH message, wherein the fourth PDSCH message is transmitted on fourth PDSCH resources, wherein a feedback information upload command is included in the fourth PDSCH message.

means for transmitting, by the low cost mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command, wherein resources for transmitting the ACK message are indicated in the third PDCCH message;

in response to receiving the feedback information upload command, transmitting, by the low cost mobile terminal, a CSI message to the base station in a fifth set of uplink subcarriers and a second TTI;

means for transmitting, by the first mobile terminal, feedback information of the sewage treatment plant to the base station in the sixth set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command;

means for transmitting, by the second mobile terminal, feedback information of the sewage treatment plant to the base station in the seventh set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command;

and means for transmitting, by the low cost mobile terminal, feedback information of the sewage treatment plant to the base station in the eighth set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command.

The present invention also provides a non-transitory computer-readable storage medium storing instructions that, when executed by a processor, enable the processor to:

In a preferred embodiment, a non-transitory computer-readable storage medium stores instructions that, when executed by a processor, enable the processor to:

Compared with the prior art, the invention has the following advantages: when the environment-friendly enterprises apply the technology to treat sewage and sludge, the sewage and sludge treatment with low cost is really significant green economy because the treatment cost of the sludge or the sewage is considered. For sewage treatment plants, the actual remote automatic management and monitoring of the sewage treatment plants are not realized at present, and the monitoring of the running state of the sewage treatment equipment is rough, which leads to the rise of sewage treatment cost. The most effective way of reducing the cost is to carry out auxiliary control or direct control on sewage treatment equipment through a super computer, the control needs an information transmission technology, and the invention provides a method and a system for transmitting feedback information of a sewage treatment plant to a cloud end aiming at the requirements of the prior art.

Drawings

Fig. 1 is a schematic diagram of a system architecture according to an embodiment of the present invention.

FIG. 2 is a flow chart of a method according to an embodiment of the invention.

Detailed Description

The following detailed description of embodiments of the invention is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the invention is not limited to the specific embodiments.

Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations thereof such as "comprises" or "comprising", etc. will be understood to include the stated element or component without excluding other elements or components.

Example 1:

fig. 1 is a schematic diagram of a system architecture according to an embodiment of the present invention. As shown in the figure, the system of the invention comprises a plurality of mobile terminals, each mobile terminal can acquire the running state information of the sewage treatment workshop from a nearby workshop through bluetooth and D2D communication, the mobile terminal can also directly acquire the real-time running image information of the sewage treatment workshop through a camera, and the mobile terminal can also be an intelligent instrument with a wireless transmission function and the like. Meanwhile, as shown in the figure, after the base station receives the feedback information, the base station can send the received information to the cloud.

FIG. 2 is a flow chart of a method according to an embodiment of the invention. As shown in the figure, the method for transmitting feedback information of a sewage treatment plant to a cloud end of the invention comprises the following steps:

step 101: generating a feedback information uploading command by a sewage treatment plant central server (cloud server); it should be understood by those skilled in the art that the sludge treatment equipment is generally located inside a sewage treatment plant, and sludge treatment is directly performed in situ after sewage treatment, so that the "sewage treatment plant" described herein is a sewage treatment plant integrated with the sludge treatment equipment; examples of sludge treatment equipment can be found in prior art CN107879583a;

step 102: in response to the feedback information uploading command generated, the sewage treatment plant central server transmits the feedback information uploading command to the base station;

step 103: establishing communication connection between the base station and at least a first mobile terminal, a second mobile terminal, a third mobile terminal and a fourth mobile terminal;

step 104: transmitting, by the base station, a first PDCCH message to the first mobile terminal over a system frequency band in response to a communication connection with at least the first mobile terminal, the second mobile terminal, the third mobile terminal, and the fourth mobile terminal, wherein the first PDCCH message indicates first PDSCH resources to the first mobile terminal, wherein the system frequency band comprises a first sub-band, a second sub-band, and a third sub-band, wherein in a time domain the first PDSCH resources occupy a first TTI, and in a frequency domain the first PDSCH is located on the first sub-band, wherein the first TTI comprises a first shortened TTI and a second shortened TTI; the system frequency band may be a 20MHz frequency band, may be a 10MHz, 5MHz or smaller frequency band, and if a 5G system, the system frequency band may be a frequency band greater than 20 MHz; in the 4G context, a TTI represents 1 subframe (two slots), a shortened TTI is also referred to as a shortened TTI, and in a preferred embodiment of the present application, the length of the shortened TTI may be one slot;

Step 105: attempting, by the first mobile terminal, to receive a first PDSCH message in response to receiving the first PDCCH message, wherein the first PDSCH message is transmitted on first PDSCH resources, wherein a feedback information upload command is included in the first PDSCH message;

step 106: in response to a communication connection with at least the first mobile terminal, the second mobile terminal, the third mobile terminal, and the fourth mobile terminal, sending, by the base station, a second PDCCH message to the second mobile terminal in a first set of subcarriers and in a first shortened TTI, wherein the second PDCCH message indicates to the second mobile terminal a second PDSCH resource and a third PDSCH resource, wherein the second subband comprises the first set of subcarriers and the second set of subcarriers, wherein the second PDSCH resource occupies the first shortened TTI in a time domain and the second PDSCH is located on the second set of subcarriers in a frequency domain, wherein the third PDSCH resource occupies the first shortened TTI in a time domain and the third PDSCH is located on the third subband in the frequency domain.

In a preferred embodiment, the method for transmitting feedback information of the sewage treatment plant to the cloud comprises the following steps: responsive to receiving the second PDCCH message, attempting, by the second mobile terminal, to receive a second PDSCH message and a third PDSCH message, wherein the second PDSCH message is transmitted on a second PDSCH resource and the third PDSCH message is transmitted on a third PDSCH resource, wherein the second PDSCH message carries a feedback information upload command and the third PDSCH message carries a repetition of the feedback information upload command; transmitting, by the base station, a third PDCCH message to the third mobile terminal in a first set of subcarriers and in a second shortened TTI in response to a communication connection with at least the first mobile terminal, the second mobile terminal, the third mobile terminal, and the fourth mobile terminal, wherein the third PDCCH message indicates a fourth PDSCH resource to the third mobile terminal, wherein the fourth PDSCH resource occupies a second shortened TTI in a time domain and the fourth PDSCH is located on the second set of subcarriers in a frequency domain; attempting, by the third mobile terminal, to receive a fourth PDSCH message in response to receiving the third PDCCH message, wherein the fourth PDSCH message is transmitted on fourth PDSCH resources, wherein a feedback information upload command is included in the fourth PDSCH message; in response to communication connection with at least the first mobile terminal, the second mobile terminal, the third mobile terminal, and the fourth mobile terminal, transmitting, by the base station, a fourth PDCCH message to the fourth mobile terminal in a third set of subcarriers and in a second shortened TTI, wherein the fourth PDCCH message indicates fifth PDSCH resources to the fourth mobile terminal, wherein the third subband includes the third set of subcarriers and the fourth set of subcarriers, wherein in the time domain the fifth PDSCH resources occupy the second shortened TTI and in the frequency domain the fifth PDSCH is located on the fourth set of subcarriers; in response to receiving the fourth PDCCH message, attempting, by the fourth mobile terminal, to receive a fifth PDSCH message, wherein the fifth PDSCH message is transmitted on fifth PDSCH resources, wherein a feedback information upload command is included in the fifth PDSCH message.

In a preferred embodiment, the method for transmitting feedback information of the sewage treatment plant to the cloud comprises the following steps: in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the third shortened TTI, wherein resources for transmitting the ACK message are indicated in the first PDCCH message; in response to receiving the feedback information upload command, sending, by the second mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the fourth shortened TTI, wherein resources for sending the ACK message are indicated in the second PDCCH message; in response to receiving the feedback information upload command, sending, by the third mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and the third shortened TTI, wherein resources for sending the ACK message are indicated in the third PDCCH message; in response to receiving the feedback information upload command, sending, by the fourth mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and the fourth shortened TTI, wherein resources for sending the ACK message are indicated in the fourth PDCCH message; transmitting, by the first mobile terminal, a CSI message to the base station in a third set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command, wherein the second TTI comprises a third shortened TTI and a fourth shortened TTI; in response to receiving the feedback information upload command, transmitting, by the second mobile terminal, a CSI message to the base station in the fourth set of uplink subcarriers and the second TTI; transmitting, by the third mobile terminal, a CSI message to the base station in the fifth set of uplink subcarriers and the second TTI in response to receiving the feedback information upload command; in response to receiving the feedback information upload command, a CSI message is sent by the first mobile terminal to the base station in the sixth set of uplink subcarriers and the second TTI.

In a preferred embodiment, the method for transmitting feedback information of the sewage treatment plant to the cloud comprises the following steps: in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, sewage treatment plant feedback information to the base station in the seventh set of uplink subcarriers and the third shortened TTI; in response to receiving the feedback information upload command, transmitting, by the second mobile terminal, sewage treatment plant feedback information to the base station in the eighth set of uplink subcarriers and the third shortened TTI; in response to receiving the feedback information upload command, transmitting, by the third mobile terminal, sewage treatment plant feedback information to the base station in the ninth set of uplink subcarriers and the third shortened TTI; and in response to receiving the feedback information uploading command, transmitting, by the fourth mobile terminal, sewage treatment plant feedback information to the base station in the tenth uplink subcarrier set and the third shortened TTI.

Example 2:

in a preferred embodiment, the method for transmitting feedback information of the sewage treatment plant to the cloud comprises the following steps: establishing communication connection between the base station and at least a first mobile terminal, a second mobile terminal and a low-cost mobile terminal, wherein the low-cost mobile terminal communicates with the base station through a narrowband Internet of things; in response to establishing a communication connection with at least a first mobile terminal, a second mobile terminal, and a low cost mobile terminal, transmitting, by a base station, a first PDCCH message to the first mobile terminal over a system frequency band, wherein the first PDCCH message indicates first PDSCH resources to the first mobile terminal, wherein the system frequency band comprises a first sub-band and a second sub-band, wherein in a time domain the first PDSCH resources occupy a first TTI, in a frequency domain the first PDSCH is located on a first set of sub-carriers, wherein the first TTI comprises a first shortened TTI and a second shortened TTI, wherein the first sub-band comprises a first set of sub-carriers, a second set of sub-carriers, and a third set of sub-carriers; attempting, by the first mobile terminal, to receive a first PDSCH message in response to receiving the first PDCCH message, wherein the first PDSCH message is transmitted on first PDSCH resources, wherein a feedback information upload command is included in the first PDSCH message; in response to establishing a communication connection with at least the first mobile terminal, the second mobile terminal, and the low cost mobile terminal, transmitting, by the base station, a second PDCCH message to the second mobile terminal in a fourth set of subcarriers and in a first shortened TTI, wherein the second PDCCH message indicates to the second mobile terminal a second PDSCH resource and a third PDSCH resource, wherein the second subband includes the fourth set of subcarriers and a fifth set of subcarriers, wherein the second PDSCH resource occupies the first shortened TTI in the time domain and the second PDSCH is located on the fifth set of subcarriers in the frequency domain, wherein the third PDSCH resource occupies the first shortened TTI in the time domain and the third PDSCH is located on the second set of subcarriers in the frequency domain; in response to receiving the second PDCCH message, attempting, by the second mobile terminal, to receive a second PDSCH message and a third PDSCH message, wherein the second PDSCH message is transmitted on a second PDSCH resource and the third PDSCH message is transmitted on a third PDSCH resource, wherein the second PDSCH message carries a feedback information upload command and the third PDSCH message carries a repetition of the feedback information upload command.

In a preferred embodiment, the method for transmitting feedback information of the sewage treatment plant to the cloud comprises the following steps: in response to establishing a communication connection with at least the first mobile terminal, the second mobile terminal, and the low cost mobile terminal, transmitting, by the base station, a third PDCCH message to the low cost mobile terminal over a system frequency band, wherein the third PDCCH message indicates fourth PDSCH resources to the low cost mobile terminal, wherein the fourth PDSCH resources occupy the first TTI in a time domain and the fourth PDSCH is located on the third set of subcarriers in a frequency domain; in response to receiving the third PDCCH message, attempting, by the low cost mobile terminal, to receive a fourth PDSCH message, wherein the fourth PDSCH message is transmitted on fourth PDSCH resources, wherein a feedback information upload command is included in the fourth PDSCH message.

In a preferred embodiment, the method for transmitting feedback information of the sewage treatment plant to the cloud comprises the following steps: in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the third shortened TTI, wherein resources for transmitting the ACK message are indicated in the first PDCCH message; in response to receiving the feedback information upload command, sending, by the second mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the fourth shortened TTI, wherein resources for sending the ACK message are indicated in the second PDCCH message; in response to receiving the feedback information upload command, transmitting, by the low cost mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and the third shortened TTI, wherein resources for transmitting the ACK message are indicated in the third PDCCH message; transmitting, by the first mobile terminal, a CSI message to the base station in a third set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command, wherein the second TTI comprises a third shortened TTI and a fourth shortened TTI; in response to receiving the feedback information upload command, transmitting, by the second mobile terminal, a CSI message to the base station in the fourth set of uplink subcarriers and the second TTI; transmitting, by the low cost mobile terminal, a CSI message to the base station in a fifth set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command; in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, sewage treatment plant feedback information to the base station in the sixth set of uplink subcarriers and the third shortened TTI; in response to receiving the feedback information upload command, transmitting, by the second mobile terminal, sewage treatment plant feedback information to the base station in the seventh set of uplink subcarriers and the third shortened TTI; and in response to receiving the feedback information upload command, transmitting, by the low cost mobile terminal, sewage treatment plant feedback information to the base station in the eighth set of uplink subcarriers and the third shortened TTI.

Example 3:

the invention provides a system for transmitting feedback information of a sewage treatment plant to a cloud end, which is characterized in that the system for transmitting the feedback information of the sewage treatment plant to the cloud end comprises:

In a preferred embodiment, the system for transmitting feedback information of a sewage treatment plant to a cloud comprises: means for attempting, by the second mobile terminal, to receive a second PDSCH message in response to receiving the second PDCCH message, wherein the second PDSCH message is transmitted on a second PDSCH resource and a third PDSCH message is transmitted on a third PDSCH resource, wherein the second PDSCH message carries a feedback information upload command and the third PDSCH message carries a repetition of the feedback information upload command; means for transmitting, by the base station, a third PDCCH message to the third mobile terminal in a first set of subcarriers and in a second shortened TTI in response to a communication connection with at least the first mobile terminal, the second mobile terminal, the third mobile terminal, and the fourth mobile terminal, wherein the third PDCCH message indicates a fourth PDSCH resource to the third mobile terminal, wherein the fourth PDSCH resource occupies a second shortened TTI in a time domain and the fourth PDSCH is located on the second set of subcarriers in a frequency domain; means for attempting, by the third mobile terminal, to receive a fourth PDSCH message in response to receiving the third PDCCH message, wherein the fourth PDSCH message is transmitted on fourth PDSCH resources, wherein a feedback information upload command is included in the fourth PDSCH message; means for transmitting, by the base station, a fourth PDCCH message to the fourth mobile terminal in response to a communication connection with at least the first mobile terminal, the second mobile terminal, the third mobile terminal, and the fourth mobile terminal, wherein the fourth PDCCH message indicates fifth PDSCH resources to the fourth mobile terminal, wherein the third sub-band comprises a third set of subcarriers and a fourth set of subcarriers, wherein the fifth PDSCH resources occupy the second shortened TTI in a time domain and the fifth PDSCH is located on the fourth set of subcarriers in a frequency domain; and means for attempting, by the fourth mobile terminal, to receive a fifth PDSCH message in response to receiving the fourth PDCCH message, wherein the fifth PDSCH message is transmitted on a fifth PDSCH resource, wherein a feedback information upload command is included in the fifth PDSCH message.

In a preferred embodiment, the system for transmitting feedback information of a sewage treatment plant to a cloud comprises: means for transmitting, by the first mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command, wherein resources for transmitting the ACK message are indicated in the first PDCCH message; means for transmitting, by the second mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the fourth shortened TTI in response to receiving the feedback information upload command, wherein resources for transmitting the ACK message are indicated in the second PDCCH message; means for transmitting, by the third mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command, wherein resources for transmitting the ACK message are indicated in the third PDCCH message; means for transmitting, by the fourth mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and the fourth shortened TTI in response to receiving the feedback information upload command, wherein resources for transmitting the ACK message are indicated in the fourth PDCCH message; means for transmitting, by the first mobile terminal, a CSI message to the base station in a third set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command, wherein the second TTI comprises a third shortened TTI and a fourth shortened TTI; in response to receiving the feedback information upload command, transmitting, by the second mobile terminal, a CSI message to the base station in the fourth set of uplink subcarriers and the second TTI; in response to receiving the feedback information upload command, transmitting, by the third mobile terminal, a CSI message to the base station in the fifth set of uplink subcarriers and the second TTI; in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, a CSI message to the base station in the sixth set of uplink subcarriers and the second TTI.

In a preferred embodiment, the system for transmitting feedback information of a sewage treatment plant to a cloud comprises: means for transmitting, by the first mobile terminal, feedback information of the sewage treatment plant to the base station in the seventh set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command; means for transmitting, by the second mobile terminal, feedback information of the sewage treatment plant to the base station in the eighth set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command; means for transmitting, by the third mobile terminal, feedback information of the sewage treatment plant to the base station in the ninth set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command; and means for transmitting, by the fourth mobile terminal, feedback information of the sewage treatment plant to the base station in the tenth set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command.

Example 4:

in a preferred embodiment, the system for transmitting feedback information of a sewage treatment plant to a cloud comprises: the mobile terminal comprises a unit for establishing communication connection between the base station and at least a first mobile terminal, a second mobile terminal and a low-cost mobile terminal, wherein the low-cost mobile terminal communicates with the base station through a narrowband internet of things; means for transmitting, by the base station, a first PDCCH message to the first mobile terminal over a system frequency band in response to establishing a communication connection with at least the first mobile terminal, the second mobile terminal, and the low cost mobile terminal, wherein the first PDCCH message indicates first PDSCH resources to the first mobile terminal, wherein the system frequency band comprises a first sub-band and a second sub-band, wherein in a time domain the first PDSCH resources occupy a first TTI, and in a frequency domain the first PDSCH is located on a first set of sub-carriers, wherein the first TTI comprises a first shortened TTI and a second shortened TTI, wherein the first sub-band comprises a first set of sub-carriers, a second set of sub-carriers, and a third set of sub-carriers; means for attempting, by the first mobile terminal, to receive a first PDSCH message in response to receiving the first PDCCH message, wherein the first PDSCH message is transmitted on first PDSCH resources, wherein a feedback information upload command is included in the first PDSCH message; means for transmitting, by the base station, a second PDCCH message to the second mobile terminal in a fourth set of subcarriers and in a first shortened TTI in response to establishing a communication connection with at least the first mobile terminal, the second mobile terminal, and the low cost mobile terminal, wherein the second PDCCH message indicates second PDSCH resources and third PDSCH resources to the second mobile terminal, wherein the second subband includes the fourth set of subcarriers and a fifth set of subcarriers, wherein the second PDSCH resources occupy the first shortened TTI in the time domain and the second PDSCH is located on the fifth set of subcarriers in the frequency domain, wherein the third PDSCH resources occupy the first shortened TTI in the time domain and the third PDSCH is located on the second set of subcarriers in the frequency domain; and means for attempting, by the second mobile terminal, to receive a second PDSCH message in response to receiving the second PDCCH message, wherein the second PDSCH message is transmitted on a second PDSCH resource and a third PDSCH message is transmitted on a third PDSCH resource, wherein the second PDSCH message carries a feedback information upload command and the third PDSCH message carries a repetition of the feedback information upload command.

In a preferred embodiment, the system for transmitting feedback information of a sewage treatment plant to a cloud comprises: means for transmitting, by the base station, a third PDCCH message to the low cost mobile terminal over a system frequency band in response to establishing a communication connection with at least the first mobile terminal, the second mobile terminal, and the low cost mobile terminal, wherein the third PDCCH message indicates fourth PDSCH resources to the low cost mobile terminal, wherein the fourth PDSCH resources occupy the first TTI in a time domain and the fourth PDSCH is located on the third set of subcarriers in a frequency domain; and means for attempting, by the low cost mobile terminal, to receive a fourth PDSCH message in response to receiving the third PDCCH message, wherein the fourth PDSCH message is transmitted on fourth PDSCH resources, wherein a feedback information upload command is included in the fourth PDSCH message.

In a preferred embodiment, the system for transmitting feedback information of a sewage treatment plant to a cloud comprises: means for transmitting, by the first mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command, wherein resources for transmitting the ACK message are indicated in the first PDCCH message; means for transmitting, by the second mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the fourth shortened TTI in response to receiving the feedback information upload command, wherein resources for transmitting the ACK message are indicated in the second PDCCH message; means for transmitting, by the low cost mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command, wherein resources for transmitting the ACK message are indicated in the third PDCCH message; means for transmitting, by the first mobile terminal, a CSI message to the base station in a third set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command, wherein the second TTI comprises a third shortened TTI and a fourth shortened TTI; in response to receiving the feedback information upload command, transmitting, by the second mobile terminal, a CSI message to the base station in the fourth set of uplink subcarriers and the second TTI; in response to receiving the feedback information upload command, transmitting, by the low cost mobile terminal, a CSI message to the base station in a fifth set of uplink subcarriers and a second TTI; means for transmitting, by the first mobile terminal, feedback information of the sewage treatment plant to the base station in the sixth set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command; means for transmitting, by the second mobile terminal, feedback information of the sewage treatment plant to the base station in the seventh set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command; and means for transmitting, by the low cost mobile terminal, feedback information of the sewage treatment plant to the base station in the eighth set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command.

Example 5:

the present invention provides a non-transitory computer-readable storage medium storing instructions that, when executed by a processor, enable the processor to: generating a feedback information uploading command by a central server of a sewage treatment plant; in response to the feedback information uploading command generated, the sewage treatment plant central server transmits the feedback information uploading command to the base station; establishing communication connection between the base station and at least a first mobile terminal, a second mobile terminal, a third mobile terminal and a fourth mobile terminal; transmitting, by the base station, a first PDCCH message to the first mobile terminal over a system frequency band in response to a communication connection with at least the first mobile terminal, the second mobile terminal, the third mobile terminal, and the fourth mobile terminal, wherein the first PDCCH message indicates first PDSCH resources to the first mobile terminal, wherein the system frequency band comprises a first sub-band, a second sub-band, and a third sub-band, wherein in a time domain the first PDSCH resources occupy a first TTI, and in a frequency domain the first PDSCH is located on the first sub-band, wherein the first TTI comprises a first shortened TTI and a second shortened TTI; attempting, by the first mobile terminal, to receive a first PDSCH message in response to receiving the first PDCCH message, wherein the first PDSCH message is transmitted on first PDSCH resources, wherein a feedback information upload command is included in the first PDSCH message; in response to a communication connection with at least the first mobile terminal, the second mobile terminal, the third mobile terminal, and the fourth mobile terminal, sending, by the base station, a second PDCCH message to the second mobile terminal in a first set of subcarriers and in a first shortened TTI, wherein the second PDCCH message indicates to the second mobile terminal a second PDSCH resource and a third PDSCH resource, wherein the second subband comprises the first set of subcarriers and the second set of subcarriers, wherein the second PDSCH resource occupies the first shortened TTI in a time domain and the second PDSCH is located on the second set of subcarriers in a frequency domain, wherein the third PDSCH resource occupies the first shortened TTI in a time domain and the third PDSCH is located on the third subband in the frequency domain.

In a preferred embodiment, a non-transitory computer-readable storage medium stores instructions that, when executed by a processor, enable the processor to: responsive to receiving the second PDCCH message, attempting, by the second mobile terminal, to receive a second PDSCH message and a third PDSCH message, wherein the second PDSCH message is transmitted on a second PDSCH resource and the third PDSCH message is transmitted on a third PDSCH resource, wherein the second PDSCH message carries a feedback information upload command and the third PDSCH message carries a repetition of the feedback information upload command; transmitting, by the base station, a third PDCCH message to the third mobile terminal in a first set of subcarriers and in a second shortened TTI in response to a communication connection with at least the first mobile terminal, the second mobile terminal, the third mobile terminal, and the fourth mobile terminal, wherein the third PDCCH message indicates a fourth PDSCH resource to the third mobile terminal, wherein the fourth PDSCH resource occupies a second shortened TTI in a time domain and the fourth PDSCH is located on the second set of subcarriers in a frequency domain; attempting, by the third mobile terminal, to receive a fourth PDSCH message in response to receiving the third PDCCH message, wherein the fourth PDSCH message is transmitted on fourth PDSCH resources, wherein a feedback information upload command is included in the fourth PDSCH message; in response to communication connection with at least the first mobile terminal, the second mobile terminal, the third mobile terminal, and the fourth mobile terminal, transmitting, by the base station, a fourth PDCCH message to the fourth mobile terminal in a third set of subcarriers and in a second shortened TTI, wherein the fourth PDCCH message indicates fifth PDSCH resources to the fourth mobile terminal, wherein the third subband includes the third set of subcarriers and the fourth set of subcarriers, wherein in the time domain the fifth PDSCH resources occupy the second shortened TTI and in the frequency domain the fifth PDSCH is located on the fourth set of subcarriers; in response to receiving the fourth PDCCH message, attempting, by the fourth mobile terminal, to receive a fifth PDSCH message, wherein the fifth PDSCH message is transmitted on fifth PDSCH resources, wherein a feedback information upload command is included in the fifth PDSCH message.

In a preferred embodiment, a non-transitory computer-readable storage medium stores instructions that, when executed by a processor, enable the processor to: in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the third shortened TTI, wherein resources for transmitting the ACK message are indicated in the first PDCCH message; in response to receiving the feedback information upload command, sending, by the second mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the fourth shortened TTI, wherein resources for sending the ACK message are indicated in the second PDCCH message; in response to receiving the feedback information upload command, sending, by the third mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and the third shortened TTI, wherein resources for sending the ACK message are indicated in the third PDCCH message; in response to receiving the feedback information upload command, sending, by the fourth mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and the fourth shortened TTI, wherein resources for sending the ACK message are indicated in the fourth PDCCH message; transmitting, by the first mobile terminal, a CSI message to the base station in a third set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command, wherein the second TTI comprises a third shortened TTI and a fourth shortened TTI; in response to receiving the feedback information upload command, transmitting, by the second mobile terminal, a CSI message to the base station in the fourth set of uplink subcarriers and the second TTI; transmitting, by the third mobile terminal, a CSI message to the base station in the fifth set of uplink subcarriers and the second TTI in response to receiving the feedback information upload command; in response to receiving the feedback information upload command, a CSI message is sent by the first mobile terminal to the base station in the sixth set of uplink subcarriers and the second TTI.

Example 6:

in a preferred embodiment, a non-transitory computer-readable storage medium stores instructions that, when executed by a processor, enable the processor to: in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, sewage treatment plant feedback information to the base station in the seventh set of uplink subcarriers and the third shortened TTI; in response to receiving the feedback information upload command, transmitting, by the second mobile terminal, sewage treatment plant feedback information to the base station in the eighth set of uplink subcarriers and the third shortened TTI; in response to receiving the feedback information upload command, transmitting, by the third mobile terminal, sewage treatment plant feedback information to the base station in the ninth set of uplink subcarriers and the third shortened TTI; and in response to receiving the feedback information uploading command, transmitting, by the fourth mobile terminal, sewage treatment plant feedback information to the base station in the tenth uplink subcarrier set and the third shortened TTI.

In a preferred embodiment, a non-transitory computer-readable storage medium stores instructions that, when executed by a processor, enable the processor to: in response to establishing a communication connection with at least the first mobile terminal, the second mobile terminal, and the low cost mobile terminal, transmitting, by the base station, a third PDCCH message to the low cost mobile terminal over a system frequency band, wherein the third PDCCH message indicates fourth PDSCH resources to the low cost mobile terminal, wherein the fourth PDSCH resources occupy the first TTI in a time domain and the fourth PDSCH is located on the third set of subcarriers in a frequency domain; in response to receiving the third PDCCH message, attempting, by the low cost mobile terminal, to receive a fourth PDSCH message, wherein the fourth PDSCH message is transmitted on fourth PDSCH resources, wherein a feedback information upload command is included in the fourth PDSCH message.

In a preferred embodiment, a non-transitory computer-readable storage medium stores instructions that, when executed by a processor, enable the processor to: in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the third shortened TTI, wherein resources for transmitting the ACK message are indicated in the first PDCCH message; in response to receiving the feedback information upload command, sending, by the second mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the fourth shortened TTI, wherein resources for sending the ACK message are indicated in the second PDCCH message; in response to receiving the feedback information upload command, transmitting, by the low cost mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and the third shortened TTI, wherein resources for transmitting the ACK message are indicated in the third PDCCH message; transmitting, by the first mobile terminal, a CSI message to the base station in a third set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command, wherein the second TTI comprises a third shortened TTI and a fourth shortened TTI; in response to receiving the feedback information upload command, transmitting, by the second mobile terminal, a CSI message to the base station in the fourth set of uplink subcarriers and the second TTI; transmitting, by the low cost mobile terminal, a CSI message to the base station in a fifth set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command; in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, sewage treatment plant feedback information to the base station in the sixth set of uplink subcarriers and the third shortened TTI; in response to receiving the feedback information upload command, transmitting, by the second mobile terminal, sewage treatment plant feedback information to the base station in the seventh set of uplink subcarriers and the third shortened TTI; and in response to receiving the feedback information upload command, transmitting, by the low cost mobile terminal, sewage treatment plant feedback information to the base station in the eighth set of uplink subcarriers and the third shortened TTI.

It will be appreciated by those skilled in the art that embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.

The foregoing descriptions of specific exemplary embodiments of the present invention are presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the invention and its practical application to thereby enable one skilled in the art to make and utilize the invention in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims

1. A method for transmitting feedback information of a sewage treatment plant to a cloud end, the method for transmitting feedback information of a sewage treatment plant to a cloud end comprising the steps of:

in response to the feedback information uploading command generated, the feedback information uploading command is sent to a base station by a sewage treatment plant central server;

transmitting, by a base station, a first PDCCH message to at least a first mobile terminal, a second mobile terminal, a third mobile terminal, and a fourth mobile terminal in response to a communication connection with the first mobile terminal, wherein the first PDCCH message indicates the first PDSCH resource to the first mobile terminal over a system frequency band, wherein the system frequency band comprises a first sub-band, a second sub-band, and a third sub-band, wherein in a time domain the first PDSCH resource occupies a first TTI on which the first PDSCH is located in a frequency domain, wherein the first TTI comprises a first shortened TTI and a second shortened TTI;

Attempting, by a first mobile terminal, to receive a first PDSCH message in response to receiving the first PDCCH message, wherein the first PDSCH message is transmitted on the first PDSCH resource, wherein the feedback information upload command is included in the first PDSCH message;

in response to a communication connection with at least a first mobile terminal, a second mobile terminal, a third mobile terminal, and a fourth mobile terminal, sending, by a base station, a second PDCCH message to the second mobile terminal in a first set of subcarriers and in a first shortened TTI, wherein the second PDCCH message indicates the second PDSCH resources and third PDSCH resources to the second mobile terminal, wherein the second subband comprises the first set of subcarriers and a second set of subcarriers, wherein in a time domain the second PDSCH resources occupy a first shortened TTI, in a frequency domain the second PDSCH is located on the second set of subcarriers, wherein in a time domain the third PDSCH resources occupy a first shortened TTI, in a frequency domain the third PDSCH is located on the third subband,

responsive to receiving the second PDCCH message, attempting, by a second mobile terminal, to receive a second PDSCH message and a third PDSCH message, wherein the second PDSCH message is transmitted on the second PDSCH resource and the third PDSCH message is transmitted on the third PDSCH resource, wherein the second PDSCH message carries the feedback information upload command and the third PDSCH message carries a repetition of the feedback information upload command;

Transmitting, by a base station, a third PDCCH message to at least a first mobile terminal, a second mobile terminal, a third mobile terminal, and a fourth mobile terminal in response to a communication connection with the third mobile terminal in a first set of subcarriers and in a second shortened TTI, wherein the third PDCCH message indicates fourth PDSCH resources to the third mobile terminal, wherein in a time domain the fourth PDSCH resources occupy a second shortened TTI, and in a frequency domain the fourth PDSCH is located on the second set of subcarriers;

attempting, by a third mobile terminal, to receive a fourth PDSCH message in response to receiving the third PDCCH message, wherein the fourth PDSCH message is transmitted on the fourth PDSCH resource, wherein the feedback information upload command is included in the fourth PDSCH message;

transmitting, by a base station, a fourth PDCCH message to a fourth mobile terminal in a third set of subcarriers and in a second shortened TTI in response to a communication connection with at least the first mobile terminal, the second mobile terminal, the third mobile terminal, and the fourth mobile terminal, wherein the fourth PDCCH message indicates fifth PDSCH resources to the fourth mobile terminal, wherein the third subband includes a third set of subcarriers and a fourth set of subcarriers, wherein in a time domain the fifth PDSCH resources occupy the second shortened TTI and in a frequency domain the fifth PDSCH is located on the fourth set of subcarriers;

Attempting, by a fourth mobile terminal, to receive a fifth PDSCH message in response to receiving the fourth PDCCH message, wherein the fifth PDSCH message is transmitted on the fifth PDSCH resource, wherein the feedback information upload command is included in the fifth PDSCH message,

in response to receiving the feedback information upload command, sending, by the first mobile terminal, an ACK message to the base station in a first set of uplink subcarriers and a third shortened TTI, wherein a resource for sending the ACK message is indicated in the first PDCCH message;

in response to receiving the feedback information upload command, sending, by the second mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the fourth shortened TTI, wherein a resource for sending the ACK message is indicated in the second PDCCH message;

in response to receiving the feedback information upload command, sending, by a third mobile terminal, an ACK message to the base station in a second set of uplink subcarriers and a third shortened TTI, wherein a resource for sending the ACK message is indicated in the third PDCCH message;

in response to receiving the feedback information upload command, sending, by a fourth mobile terminal, an ACK message to the base station in a second set of uplink subcarriers and a fourth shortened TTI, wherein a resource for sending the ACK message is indicated in the fourth PDCCH message;

transmitting, by the second mobile terminal, a CSI message to the base station in a fourth set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command;

transmitting, by the third mobile terminal, a CSI message to the base station in a fifth set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command;

in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, a CSI message to the base station in a sixth set of uplink subcarriers and a second TTI,

in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, sewage treatment plant feedback information to the base station in a seventh set of uplink subcarriers and a third shortened TTI;

in response to receiving the feedback information upload command, transmitting, by the second mobile terminal, sewage treatment plant feedback information to the base station in an eighth set of uplink subcarriers and a third shortened TTI;

In response to receiving the feedback information upload command, sending, by the third mobile terminal, sewage treatment plant feedback information to the base station in a ninth set of uplink subcarriers and a third shortened TTI;

and in response to receiving the feedback information uploading command, transmitting, by the fourth mobile terminal, sewage treatment plant feedback information to the base station in a tenth uplink subcarrier set and a third shortened TTI.

2. A system for transmitting feedback information of a sewage treatment plant to a cloud end, the system for transmitting feedback information of a sewage treatment plant to a cloud end comprising:

a unit for transmitting the feedback information upload command to a base station by a sewage treatment plant center server in response to the generation of the feedback information upload command;

means for transmitting, by a base station, a first PDCCH message to at least a first mobile terminal, a second mobile terminal, a third mobile terminal, and a fourth mobile terminal in response to a communication connection with the first mobile terminal, wherein the first PDCCH message indicates the first PDSCH resource to the first mobile terminal over a system frequency band, wherein the system frequency band comprises a first sub-band, a second sub-band, and a third sub-band, wherein in a time domain the first PDSCH resource occupies a first TTI on which the first PDSCH is located in a frequency domain, wherein the first TTI comprises a first shortened TTI and a second shortened TTI;

Means for attempting, by a first mobile terminal, to receive a first PDSCH message in response to receiving the first PDCCH message, wherein the first PDSCH message is transmitted on the first PDSCH resource, wherein the feedback information upload command is included in the first PDSCH message;

means for transmitting, by a base station, a second PDCCH message to at least a first mobile terminal, a second mobile terminal, a third mobile terminal, and a fourth mobile terminal in response to a communication connection with the second mobile terminal, in a first set of subcarriers and in a first shortened TTI, wherein the second PDCCH message indicates the second PDSCH resources and a third PDSCH resources to the second mobile terminal, wherein the second subband comprises a first set of subcarriers and a second set of subcarriers, wherein in a time domain the second PDSCH resources occupy a first shortened TTI, in a frequency domain the second PDSCH is located on the second set of subcarriers, wherein in a time domain the third PDSCH resources occupy a first shortened TTI, in a frequency domain the third PDSCH is located on the third subband,

means for attempting, by a second mobile terminal, to receive a second PDSCH message in response to receiving the second PDCCH message, wherein the second PDSCH message is transmitted on the second PDSCH resource and a third PDSCH message is transmitted on the third PDSCH resource, wherein the second PDSCH message carries the feedback information upload command and the third PDSCH message carries a repetition of the feedback information upload command;

Means for transmitting, by a base station, a third PDCCH message to at least a first mobile terminal, a second mobile terminal, a third mobile terminal, and a fourth mobile terminal in response to a communication connection with the third mobile terminal in a first set of subcarriers and in a second shortened TTI, wherein the third PDCCH message indicates fourth PDSCH resources to the third mobile terminal, wherein in a time domain the fourth PDSCH resources occupy a second shortened TTI, and in a frequency domain the fourth PDSCH is located on the second set of subcarriers;

means for attempting, by a third mobile terminal, to receive a fourth PDSCH message in response to receiving the third PDCCH message, wherein the fourth PDSCH message is transmitted on the fourth PDSCH resource, wherein the feedback information upload command is included in the fourth PDSCH message;

means for transmitting, by a base station, a fourth PDCCH message to a fourth mobile terminal in a third set of subcarriers and in a second shortened TTI in response to a communication connection with at least the first, second, third, and fourth mobile terminals, wherein the fourth PDCCH message indicates fifth PDSCH resources to the fourth mobile terminal, wherein the third subband includes a third set of subcarriers and a fourth set of subcarriers, wherein in a time domain the fifth PDSCH resources occupy the second shortened TTI and in a frequency domain the fifth PDSCH is located on the fourth set of subcarriers;

Means for attempting, by a fourth mobile terminal, to receive a fifth PDSCH message in response to receiving the fourth PDCCH message, wherein the fifth PDSCH message is transmitted on the fifth PDSCH resource, wherein the feedback information upload command is included in the fifth PDSCH message,

means for transmitting, by the first mobile terminal, an ACK message to the base station in a first set of uplink subcarriers and a third shortened TTI in response to receiving the feedback information upload command, wherein a resource for transmitting the ACK message is indicated in the first PDCCH message;

means for transmitting, by the second mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the fourth shortened TTI in response to receiving the feedback information upload command, wherein a resource for transmitting the ACK message is indicated in the second PDCCH message;

means for transmitting, by a third mobile terminal, an ACK message to the base station in a second set of uplink subcarriers and a third shortened TTI in response to receiving the feedback information upload command, wherein a resource for transmitting the ACK message is indicated in the third PDCCH message;

Means for transmitting, by a fourth mobile terminal, an ACK message to the base station in a second set of uplink subcarriers and a fourth shortened TTI in response to receiving the feedback information upload command, wherein a resource for transmitting the ACK message is indicated in the fourth PDCCH message;

means for transmitting, by the second mobile terminal, a CSI message to the base station in a fourth set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command;

means for transmitting, by the third mobile terminal, a CSI message to the base station in a fifth set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command;

means for transmitting, by the first mobile terminal, a CSI message to the base station in a sixth set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command,

Means for transmitting, by the first mobile terminal, sewage treatment plant feedback information to the base station in a seventh set of uplink subcarriers and a third shortened TTI in response to receiving the feedback information upload command;

means for transmitting, by the second mobile terminal, sewage treatment plant feedback information to the base station in an eighth set of uplink subcarriers and a third shortened TTI in response to receiving the feedback information upload command;

means for transmitting, by the third mobile terminal, sewage treatment plant feedback information to the base station in a ninth set of uplink subcarriers and a third shortened TTI in response to receiving the feedback information upload command;

and means for transmitting, by the fourth mobile terminal, sewage treatment plant feedback information to the base station in the tenth set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command.

3. A non-transitory computer-readable storage medium storing instructions that, when executed by a processor, enable the processor to: