CN112533286A - Differential GPS positioning system of single ground base station to multiple mobile stations - Google Patents
Differential GPS positioning system of single ground base station to multiple mobile stations Download PDFInfo
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- CN112533286A CN112533286A CN202011372929.9A CN202011372929A CN112533286A CN 112533286 A CN112533286 A CN 112533286A CN 202011372929 A CN202011372929 A CN 202011372929A CN 112533286 A CN112533286 A CN 112533286A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
- H04W64/003—Locating users or terminals or network equipment for network management purposes, e.g. mobility management locating network equipment
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
- H04W64/006—Locating users or terminals or network equipment for network management purposes, e.g. mobility management with additional information processing, e.g. for direction or speed determination
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- Computer Networks & Wireless Communication (AREA)
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- Position Fixing By Use Of Radio Waves (AREA)
Abstract
The invention discloses a differential GPS positioning system of a single ground base station to a plurality of mobile stations, which comprises a GNSS ground base station, an air mobile station and a plurality of data links, wherein the GNSS ground base station generates an information transmission path with the air mobile station through electric signal transmission; the GNSS ground base station is provided with an ultrasonic receiver, the aerial mobile station comprises an ultrasonic generator in signal connection with the GNSS ground base station, the ultrasonic generator arranges signal data and sends the signal data to the ultrasonic receiver, and the ultrasonic receiver transmits the data to the interior of the GNSS ground base station; the plurality of aerial mobile stations are in signal transmission with the GNSS ground base station through electro-optical conversion, and the electro-optical conversion is used for wave splitting of each signal light on the transmission path. The differential GPS positioning system of the single ground base station for the plurality of mobile stations saves the use cost of enterprises, avoids information blockage during data transmission, ensures the timeliness of data transmission, and can be widely popularized.
Description
Technical Field
The invention belongs to the technical field of base stations, and particularly relates to a differential GPS positioning system of a single ground base station for a plurality of mobile stations.
Background
A base station, i.e. a public mobile communication base station, is an interface device for a mobile device to access the internet, and is a form of a radio station, which is a radio transceiver station for information transmission with a mobile phone terminal through a mobile communication switching center in a certain radio coverage area. The construction of mobile communication base stations is an important part of the investment of mobile communication operators, and is generally carried out around the factors of coverage, call quality, investment benefit, difficult construction, convenient maintenance and the like. With the development of mobile communication network services toward datamation and packetization, the development trend of mobile communication base stations is also inevitably to make the mobile communication base stations broadband, large coverage area construction and IP.
At present, the ground base station is located in the GPS positioning of the mobile station, and the transmission amount of information data is large, which results in low positioning efficiency and poor enterprise use economy, and further improvement is needed.
Disclosure of Invention
The present invention is directed to a differential GPS positioning system for a single terrestrial base station to a plurality of mobile stations, which solves the above-mentioned problems of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
a differential GPS positioning system of a single ground base station to a plurality of mobile stations comprises a GNSS ground base station (2), a plurality of aerial mobile stations (1) and a plurality of data links (6), wherein the GNSS ground base station (2) generates an information transfer path with the aerial mobile stations (1) through electric signal transmission;
the GNSS ground base station (2) is provided with an ultrasonic receiver (7), each aerial mobile station (1) in the plurality of aerial mobile stations comprises an ultrasonic generator in signal connection with the GNSS ground base station (2), the ultrasonic generator arranges signal data and sends the signal data to the ultrasonic receiver (7), and the ultrasonic receiver (7) transmits the data to the interior of the GNSS ground base station (2);
the GNSS ground base station (2) and the plurality of aerial mobile stations (1) carry out signal transmission through electro-optical conversion, and the electro-optical conversion carries out wave splitting on each signal light on a transmission path and converts the signal light into a same-frequency signal which can be transmitted after wave splitting.
The ultrasonic receiver (7) is used for receiving transmission distance, image and sound information and comprises a distance identification unit, an image identification unit and a sound identification unit;
the distance identification unit is used for feeding back position information, the position difference between a plurality of aerial mobile stations (1) and the GNSS ground base station (2) is known in real time in a distance measurement mode, and the refresh rate is that the distance information is updated every 1/s;
the image recognition unit comprises a message bidirectional transmission unit;
the sound transmission identification unit comprises a message bidirectional transmission unit.
The information bidirectional transmission unit is provided with a safety locking module, and the safety locking module comprises a login request module for login by adopting a password;
if the input password is not consistent with the preset password, the message bidirectional transmission unit cannot be opened and is intercepted outside the login interface;
if the input password is in accordance with the preset value, the message bidirectional transmission unit can be opened, and the information transmission content between the GNSS ground base station (2) and the plurality of aerial mobile stations (1) can be checked in real time.
Aerial mobile station (1) is including carrying on the unmanned aerial vehicle carrier of ultrasonic signal sound production ware, the camera is shot to last solar panel and the high definition of being equipped with of unmanned aerial vehicle carrier, the inside battery that is equipped with solar panel electric connection of carrier of unmanned aerial vehicle, the camera is shot to the high definition and passes through wire electric connection with the battery.
The multiple data links (6) comprising a session layer (4), a transport layer (3) and a network layer (5);
the network layer (5) includes interfaces for interaction between base stations, X2 and S1 interfaces, respectively.
The session layer (4) is used for receiving and sending out mutual instructions and controlling the aerial mobile station (1) to carry out instruction operation, and the aerial mobile station takes action corresponding to the instructions after receiving the instructions.
The transmission layer (3) transmits data information collected by the aerial mobile station (1) to the ground base station, and data to be transmitted are transmitted by the data transmitting point and are transmitted to the data receiving point by the session layer (4) and the transmission layer (3).
The invention has the technical effects and advantages that: this difference GPS positioning system of single ground basic station to a plurality of mobile stations, information transfer is efficient, effectively promotes work efficiency, and data transfer is succinct, and the process is reasonable, has further increased GPS's the positioning accuracy degree to effectively increased the economic nature of use, practiced thrift the use cost of enterprise, during data transmission, avoided information blocking, guarantee data transmission's ageing, can extensively promote.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of a differential GPS positioning system of a single ground base station to a plurality of mobile stations according to the present invention;
FIG. 2 is a block diagram of the multiple data link architecture of the present invention;
fig. 3 is a block diagram of an ultrasonic receiver according to the present invention.
In the figure: 1 aerial mobile station, 2GNSS ground base station, 3 transmission layer, 4 session layer, 5 network layer, 6 multi-data link, 7 ultrasonic receiver.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The invention provides a structural schematic diagram of a differential GPS positioning system of a single ground base station to a plurality of mobile stations as shown in FIGS. 1-3, comprising a GNSS ground base station 2, a plurality of aerial mobile stations 1 and a plurality of data links 6, wherein the GNSS ground base station 2 generates an information transfer path with the aerial mobile stations 1 through electric signal transmission;
the GNSS ground base station 2 is provided with an ultrasonic receiver 7, each aerial mobile station 1 in the plurality of aerial mobile stations comprises an ultrasonic generator in signal connection with the GNSS ground base station 2, the ultrasonic generator arranges signal data and sends the signal data to the ultrasonic receiver 7, and the ultrasonic receiver 7 transmits the data to the interior of the GNSS ground base station 2;
the GNSS ground base station 2 and the plurality of aerial mobile stations 1 perform signal transmission through electro-optical conversion, and the electro-optical conversion performs wave division on each signal light on a transmission path, and converts the signal light into a signal with the same frequency which can be transmitted after the wave division.
The ultrasonic receiver 7 is used for receiving transmission distance, image and sound information and comprises a distance identification unit, an image identification unit and a sound identification unit;
the distance identification unit is used for feeding back position information, the position difference between the plurality of aerial mobile stations 1 and the GNSS ground base station 2 is known in real time in a distance measurement mode, and the refresh rate is that the distance information is updated every 1/s;
the image recognition unit comprises a message bidirectional transmission unit;
the sound transmission identification unit comprises a message bidirectional transmission unit.
The information bidirectional transmission unit is provided with a safety locking module, and the safety locking module comprises a login request module for login by adopting a password;
if the input password is not consistent with the preset password, the message bidirectional transmission unit cannot be opened and is intercepted outside the login interface;
if the input password is in accordance with the preset value, the message bidirectional transmission unit can be opened, and the information transmission content between the GNSS ground base station 2 and the plurality of aerial mobile stations 1 can be checked in real time.
Aerial mobile station 1 is including carrying on ultrasonic signal sound production ware's unmanned aerial vehicle carrier, the camera is shot to last solar panel and the high definition of being equipped with of unmanned aerial vehicle carrier, the inside battery that is equipped with solar panel electric connection of carrier of unmanned aerial vehicle, the camera is shot to the high definition and passes through wire electric connection with the battery.
The multiple data links 6 include a session layer 4, a transport layer 3, and a network layer 5;
the network layer 5 includes interfaces for interaction between base stations, which are an X2 interface and an S1 interface, respectively.
The session layer 4 is used for receiving and sending out mutual instructions and controlling the aerial mobile station 1 to perform instruction operation, and the aerial mobile station takes action corresponding to the instruction after receiving the instruction.
The transmission layer 3 transfers the data information collected by the air mobile station 1 to the ground base station, and the data to be transmitted is sent to the data receiving point by the data sending point and by the session layer 4 and the transmission layer 3.
Example 2
The invention provides a structural schematic diagram of a differential GPS positioning system of a single ground base station to a plurality of mobile stations as shown in FIGS. 1-3, comprising a GNSS ground base station 2, an aerial mobile station 1 and a plurality of data links 6, wherein the GNSS ground base station 2 generates an information transfer path with the aerial mobile station 1 through electric signal transmission;
the GNSS ground base station 2 is provided with an ultrasonic receiver 7, the aerial mobile station 1 comprises an ultrasonic generator in signal connection with the GNSS ground base station 2, the ultrasonic generator arranges signal data and sends the signal data to the ultrasonic receiver 7, and the ultrasonic receiver 7 transmits the data to the interior of the GNSS ground base station 2;
the plurality of aerial mobile stations 1 are provided, the GNSS ground base station 2 and the plurality of aerial mobile stations 1 perform signal transmission through electro-optical conversion, and the electro-optical conversion is used for performing wave division on each signal light on a transmission path and converting the signal light into a same-frequency signal which can be transmitted after the wave division.
Specifically, the ultrasonic receiver 7 includes a distance recognition unit, an image recognition unit, and a voice recognition unit, and receives information such as a transmission distance, an image, and a voice;
the distance identification unit comprises position information feedback, the position difference between a plurality of aerial mobile stations 1 and a GNSS ground base station 2 is known in real time in a distance measurement mode, and the refresh rate is that the distance information is updated every 1/s;
the image recognition unit and the sound transmission recognition unit both comprise a bidirectional message transmission unit.
Specifically, a safety locking module is arranged on the information bidirectional transmission unit, and the safety locking module comprises a login request module for login by adopting a password;
if the input password is not consistent with the preset password, the message bidirectional transmission unit cannot be opened and is intercepted outside the login interface;
if the input password is in accordance with the preset value, the message bidirectional transmission unit can be opened, and the information transmission content between the GNSS ground base station 2 and the plurality of aerial mobile stations 1 can be checked in real time.
Specifically, aerial mobile station 1 is including carrying on ultrasonic signal sound production ware's unmanned aerial vehicle carrier, the camera is shot to last solar panel and the high definition of being equipped with of unmanned aerial vehicle carrier, the inside battery with solar panel electric connection that is equipped with of unmanned aerial vehicle carrier, the camera is shot to the high definition passes through wire electric connection with the battery.
Specifically, the multiple data links 6 include a session layer 4, a transport layer 3, and a network layer 5;
the network layer 5 includes interfaces for interaction between base stations, which are an X2 interface and an S1 interface, respectively, and also includes microwave access.
Specifically, the session layer 4 accepts and issues mutual instructions and controls the aerial mobile station 1 to perform instruction operations, and the aerial mobile station accepts the instructions and then performs actions corresponding to the instructions.
Specifically, the transmission layer 3 transfers data information collected by the air mobile station 1 to the ground base station, and data to be transmitted is sent by the data sending point and sent to the data receiving point by the session layer 4 and the transmission layer 3.
The working principle is as follows: this single ground basic station is to the difference GPS positioning system of a plurality of mobile stations, and the solar panel that sets up on the unmanned aerial vehicle carrier is used for as the power supply to high definition shoots the camera and is used for shooing the task, further promotes aerial mobile station 1's use functionality, and aerial mobile station 1 and GNSS ground basic station 2's information transmission still can adopt with the similar mode in the prior art.
The above embodiments of the present invention are described in detail, and the principle and the implementation manner of the present invention should be described herein by using specific embodiments, and the above description of the embodiments is only used to help understanding the method of the present invention and the core idea thereof; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (7)
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011372929.9A CN112533286A (en) | 2020-11-30 | 2020-11-30 | Differential GPS positioning system of single ground base station to multiple mobile stations |
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| CN202011372929.9A CN112533286A (en) | 2020-11-30 | 2020-11-30 | Differential GPS positioning system of single ground base station to multiple mobile stations |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115453457A (en) * | 2022-10-24 | 2022-12-09 | 广西电网有限责任公司电力科学研究院 | A long baseline base station networking method and system |
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| CN106502262A (en) * | 2015-09-08 | 2017-03-15 | 中国农业机械化科学研究院 | A kind of agricultural unmanned plane during flying platform and its control system and control method |
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| US20150160658A1 (en) * | 2012-10-22 | 2015-06-11 | Bcb International Ltd. | Micro unmanned aerial vehicle and method of control therefor |
| CN104678397A (en) * | 2013-11-27 | 2015-06-03 | 中国航天科工集团第三研究院第八三五七研究所 | Ultrasonic altimeter used for small unmanned aerial vehicle |
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