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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 PDF

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Publication number
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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China
Prior art keywords
base station
ground base
mobile stations
data
gnss
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CN202011372929.9A
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Inventor
崔志美
黄志都
唐捷
奉波
覃秀君
吴晓锐
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Electric Power Research Institute of Guangxi Power Grid Co Ltd
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Electric Power Research Institute of Guangxi Power Grid Co Ltd
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Priority to CN202011372929.9A priority Critical patent/CN112533286A/en
Publication of CN112533286A publication Critical patent/CN112533286A/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W64/00Locating users or terminals or network equipment for network management purposes, e.g. mobility management
    • H04W64/003Locating users or terminals or network equipment for network management purposes, e.g. mobility management locating network equipment
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W64/00Locating users or terminals or network equipment for network management purposes, e.g. mobility management
    • H04W64/006Locating 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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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • 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

Differential GPS positioning system of single ground base station to multiple mobile stations
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)

1.一种单个地面基站对多个移动站的差分GPS定位系统,包括GNSS地面基站(2)、多个空中移动站(1)和多数据链路(6),其特征在于:所述GNSS地面基站(2)通过电信号传输与空中移动站(1)产生信息传递路径;1. A differential GPS positioning system of a single ground base station to a plurality of mobile stations, comprising a GNSS ground base station (2), a plurality of air mobile stations (1) and multiple data links (6), characterized in that: the GNSS The ground base station (2) generates an information transmission path with the air mobile station (1) through electrical signal transmission; 所述GNSS地面基站(2)设有超声波接收器(7),所述多个空中移动站中的每一空中移动站(1)包括与GNSS地面基站(2)信号连接的超声波发生器,所述超声波发生器将信号数据整理并发送至超声波接收器(7),所述超声波接收器(7)将数据传输至GNSS地面基站(2)内部;The GNSS ground base station (2) is provided with an ultrasonic receiver (7), and each air mobile station (1) in the plurality of air mobile stations includes an ultrasonic generator signally connected to the GNSS ground base station (2), so the The ultrasonic generator organizes and sends the signal data to the ultrasonic receiver (7), and the ultrasonic receiver (7) transmits the data to the inside of the GNSS ground base station (2); 所述GNSS地面基站(2)与多个空中移动站(1)通过电光转换进行信号传递,电光转换对传输路径上的各个信号光进行分波,分波后转换成可以接受传递的同频率信号。The GNSS ground base station (2) and a plurality of air mobile stations (1) perform signal transmission through electro-optical conversion, and the electro-optical conversion demultiplexes each signal light on the transmission path, and after the demultiplexing is converted into a signal of the same frequency that can be transmitted . 2.根据权利要求1所述的单个地面基站对多个移动站的差分GPS定位系统,其特征在于:所述超声波接收器(7)用于接受传递距离、图像、声音信息,包括距离识别单元、图像识别单元、声音识别单元;2. The differential GPS positioning system of a single ground base station according to claim 1 to a plurality of mobile stations, wherein the ultrasonic receiver (7) is used for receiving transmission distance, image and sound information, including a distance identification unit , image recognition unit, sound recognition unit; 所述距离识别单元用于进行位置信息反馈,采用测距方式实时了解多个空中移动站(1)与GNSS地面基站(2)的位置差距,刷新率为每1/s更新一次距离信息;The distance identification unit is used for feedback of position information, and a distance measurement method is used to understand the position gap of multiple air mobile stations (1) and GNSS ground base stations (2) in real time, and the refresh rate is to update the distance information every 1/s; 所述图像识别单元包括讯息双向传递单元;The image recognition unit includes a message bidirectional transmission unit; 所述声音传播识别单元包括讯息双向传递单元。The sound propagation identification unit includes a message bidirectional transmission unit. 3.根据权利要求2所述的单个地面基站对多个移动站的差分GPS定位系统,其特征在于:所述讯息双向传递单元上设有安全锁止模块,所述安全锁止模块包括采用密码登录的登录请求模块;3. The differential GPS positioning system for a plurality of mobile stations by a single ground base station according to claim 2, wherein the message bidirectional transmission unit is provided with a safety locking module, and the safety locking module includes a password Login request module for login; 若输入密码不与预设密码相符,则无法打开讯息双向传递单元,并且被拦截在登录界面外;If the input password does not match the preset password, the two-way message transmission unit cannot be opened, and it will be blocked outside the login interface; 若是输入密码与预设值符合,则可打开讯息双向传递单元,并且实时查看GNSS地面基站(2)与多个空中移动站(1)之间的信息传递内容。If the input password matches the preset value, the two-way message transmission unit can be opened, and the information transmission content between the GNSS ground base station (2) and the multiple air mobile stations (1) can be viewed in real time. 4.根据权利要求1所述的单个地面基站对多个移动站的差分GPS定位系统,其特征在于:所述空中移动站(1)包括搭载超声波信号发声器的无人机载体,所述无人机载体上设有太阳能板以及高清拍摄相机,所述无人机载体内部设有与太阳板电线连接的蓄电池,所述高清拍摄相机与蓄电池通过导线电线连接。4. The differential GPS positioning system of a single ground base station to a plurality of mobile stations according to claim 1, wherein the air mobile station (1) comprises an unmanned aerial vehicle carrier equipped with an ultrasonic signal sounder, The man-machine carrier is provided with a solar panel and a high-definition photographing camera, the drone carrier is internally provided with a battery connected with the solar panel wire, and the high-definition photographing camera and the battery are connected by wires. 5.根据权利要求1所述的单个地面基站对多个移动站的差分GPS定位系统,其特征在于:所述多数据链路(6)包括会话层(4)、传输层(3)和网络层(5);5. The differential GPS positioning system for a plurality of mobile stations by a single ground base station according to claim 1, wherein the multiple data links (6) comprise a session layer (4), a transport layer (3) and a network layer(5); 所述网络层(5)包括基站之间的交互的接口,分别为X2接口和S1接口。The network layer (5) includes interfaces for interaction between base stations, which are X2 interface and S1 interface respectively. 6.根据权利要求5所述的单个地面基站对多个移动站的差分GPS定位系统,其特征在于:所述会话层(4)用于将互指令接受以及发出,且控制空中移动站(1)进行指令操作,所述空中移动站接受指令后作出与指令相符的行动。6. The differential GPS positioning system for a plurality of mobile stations by a single ground base station according to claim 5, wherein the session layer (4) is used to accept and issue mutual commands, and to control the air mobile station (1 ) to perform an instruction operation, and the air mobile station accepts the instruction and makes an action in accordance with the instruction. 7.根据权利要求5所述的单个地面基站对多个移动站的差分GPS定位系统,其特征在于:所述传输层(3)包括将空中移动站(1)所采集的数据信息传递至地面基站,需要传输的数据依靠数据发送点将数据发送并依靠会话层(4)、传输层(3)发送至数据接收点。7. The differential GPS positioning system for a plurality of mobile stations by a single ground base station according to claim 5, wherein the transmission layer (3) comprises transmitting the data information collected by the air mobile station (1) to the ground For the base station, the data to be transmitted relies on the data sending point to send the data and relies on the session layer (4) and the transport layer (3) to send the data to the data receiving point.
CN202011372929.9A 2020-11-30 2020-11-30 Differential GPS positioning system of single ground base station to multiple mobile stations Pending CN112533286A (en)

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