CN114401483A - Portable converged communication base station based on high-precision positioning and positioning system - Google Patents
Portable converged communication base station based on high-precision positioning and positioning system Download PDFInfo
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- CN114401483A CN114401483A CN202210081941.7A CN202210081941A CN114401483A CN 114401483 A CN114401483 A CN 114401483A CN 202210081941 A CN202210081941 A CN 202210081941A CN 114401483 A CN114401483 A CN 114401483A
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- 239000013307 optical fiber Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
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- 238000000034 method Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/023—Services making use of location information using mutual or relative location information between multiple location based services [LBS] targets or of distance thresholds
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/025—Services making use of location information using location based information parameters
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Abstract
The embodiment of the invention discloses a portable converged communication base station and a positioning system based on high-precision positioning. The positioning system comprises a server arranged outside the working environment, a portable converged communication base station arranged outside the working environment, a plurality of portable converged communication base stations arranged inside the working environment and a positioning terminal. The invention has high integration, simple equipment wiring, convenient use, reduced operation difficulty and saved installation and maintenance cost, and ensures the network coverage in a complex environment through the construction of a wireless network; UWB positioning is more suitable for the environment and is wider than the region to can realize the anticollision of vehicle, personnel's safety precaution based on high accuracy location.
Description
Technical Field
The embodiment of the invention relates to the technical field of communication, in particular to a portable converged communication base station based on high-precision positioning and a positioning system.
Background
The production operation of coal mines, chemical industry, tunnels, power plants, smelting plants and the like is mainly operated in complex environments, the working conditions are extremely complex, and unsafe factors are more. The simple wireless communication equipment cannot realize accurate positioning of working conditions in a complex environment.
The current common positioning method mainly comprises GPS positioning, operator base station positioning, a Bluetooth AOA common technical scheme, WiFi positioning, a traditional multi-base station UWB technical scheme and a market common two-antenna UWB-AOA technical scheme. However, the above positioning method has general defects:
1. GPS positioning: the GPS is greatly influenced by weather and position;
2. operator base station positioning: the positioning precision is inferior to that of a GPS, the influence of the environment is large, the positioning precision is low, and the application range is narrow;
3. general technical scheme of bluetooth AOA: the method has the advantages that the method depends on the signal strength, the anti-multipath performance is poor, and accurate data cannot be obtained easily in a complex environment;
4. WiFi positioning: 1) wifi dependence is high, and positioning cannot be achieved without opening wifi; 2) must be in a networked state;
5. traditional multi-base station UWB technical scheme: the deployment quantity and cost of the base stations are high;
6. the market generally adopts a two-antenna UWB-AOA technical scheme: the two-antenna structure cannot measure and calculate the pitch angle through phase information, and meanwhile, errors can be introduced to distance measurement and plane angle measurement due to the change of the pitch height of an object.
Disclosure of Invention
Therefore, the embodiment of the invention provides a portable converged communication base station and a positioning system based on high-precision positioning, so as to solve the problems that in the prior art, the positioning precision of communication equipment is low, the function of the positioning equipment is single, the wiring is complex when the communication equipment and the positioning equipment are used in a combined manner, the respective functions are not fused, and the communication equipment and the positioning equipment are not beneficial to being used in complex environments such as mines, smelting plants and the like.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:
according to a first aspect of the embodiments of the present invention, a portable converged communication base station based on high-precision positioning includes a central control unit and an antenna unit formed in an integrated manner;
the central control unit comprises a UWB positioning module, a wireless module and a photoelectric switch, and the UWB positioning module and the wireless module are respectively connected with the photoelectric switch through network interfaces;
the UWB positioning module is connected with the antenna unit so as to establish UWB positioning communication with the positioning terminal or the upper and lower-level portable converged communication base stations through the antenna unit;
the wireless module is connected with the antenna unit so as to establish a wireless communication link with the positioning terminal or the upper and lower level portable converged communication base stations through the antenna unit.
Furthermore, the antenna unit comprises a positioning antenna and a communication antenna, the positioning antenna is connected with the UWB positioning module, and the communication antenna is connected with the wireless module.
Furthermore, well accuse unit still includes power voltage stabilization module, power voltage stabilization module is including AC/DC converter and the DC/DC stabiliser that concatenates, the external power of power input port of AC/DC converter, the power output port of DC/DC stabiliser is connected with UWB positioning module, wireless module and photoelectric switch respectively.
Furthermore, the central control unit further comprises an energy supply module, a battery is arranged in the energy supply module, and the energy supply module is connected between the AC/DC converter and the DC/DC voltage stabilizer in series.
Furthermore, the portable converged communication base station further comprises a data processing unit, wherein a signal input end of the data processing unit is connected with the photoelectric switch and is used for processing UWB positioning data received by the UWB positioning module;
and the signal output end of the data processing unit is connected with the wireless module and is used for transmitting the processed data to the upper-level portable converged communication base station through the communication antenna.
Further, the optoelectronic switch has an optical port and an ethernet port.
According to a second aspect of the embodiments of the present invention, a positioning system, which employs the portable converged communication base station based on high-precision positioning described in this embodiment, includes a server disposed outside a working environment, a portable converged communication base station disposed outside the working environment, a plurality of portable converged communication base stations disposed inside the working environment, and a positioning terminal;
the server arranged outside the working condition environment is connected with the portable converged communication base station arranged outside the working condition environment through a network/optical fiber;
a plurality of portable converged communication base stations arranged in a working condition environment form the connection of an upper portable converged communication base station and a lower portable converged communication base station through a network;
the portable converged communication base station arranged outside the working condition environment is connected with the portable converged communication base station in the nearest working condition environment through a network; a UWB positioning module and a wireless module;
the positioning terminal is a positioning tag which has the functions of establishing UWB positioning communication with a UWB positioning module and performing wireless data transmission with a wireless module;
when the positioning terminal enters the positioning area of the portable converged communication base station, the position of the positioning terminal is obtained through the UWB positioning module, and data transmission is completed through the antenna unit and the positioning terminal or the upper and lower portable converged communication base stations.
Furthermore, the server is arranged at a portable converged communication base station outside the working condition environment, and wired connection with the server is realized by additionally arranging an external switch.
Furthermore, the positioning system further comprises a portable camera, wherein the portable camera is arranged in a working condition environment and is connected with the wireless module of the portable converged communication base station through a network.
The embodiment of the invention has the following advantages:
1. the invention adopts the same base station to realize UWB positioning and wireless data transmission, the product is highly integrated, the equipment wiring is simple, the use is convenient, the operation difficulty is reduced, and the installation and maintenance cost is saved;
2. in some areas with complex environments, a network cable or a power cable and the like are inconvenient to construct and deploy, the central control unit can be powered by a battery, and the coverage of the network in the complex environments is ensured through the construction of a wireless network; UWB positioning is more suitable for the environment and is wider than the region to can realize the anticollision of vehicle, personnel's safety precaution based on high accuracy location.
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 should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions for implementing the present invention, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the functions and purposes of the present invention, should still fall within the scope of the present invention.
Fig. 1 is a structural connection block diagram of a portable converged communication base station based on high-precision positioning according to embodiment 1 of the present invention;
fig. 2 is a schematic overall structure diagram of a positioning system according to embodiment 2 of the present invention.
In the figure: 1. a UWB positioning module; 2. a wireless module; 3. a photoelectric switch; 4. positioning an antenna; 5. a communication antenna; 6. an AC/DC converter; 7. a DC/DC regulator; 8. an energy supply module; 9. a data processing unit;
A. a server;
B. the portable converged communication base station is arranged outside the working condition environment;
C. a plurality of portable converged communication base stations arranged in a working environment;
D. positioning a terminal;
E. a switch.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. 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
As shown in fig. 1, the present invention provides a portable converged communication base station based on high precision positioning, which includes a central control unit and an antenna unit formed by an integrated manner;
the central control unit comprises a UWB positioning module 1, a wireless module 2 and a photoelectric switch 3, and the UWB positioning module 1 and the wireless module 2 are respectively connected with the photoelectric switch 3 through network interfaces;
the UWB positioning module 1 is connected with the antenna unit so as to establish UWB positioning communication with a positioning terminal or an upper-level and lower-level portable converged communication base station through the antenna unit;
the wireless module 2 is connected with the antenna unit to establish a wireless communication link with the positioning terminal or the superior and inferior portable converged communication base station through the antenna unit.
The antenna unit comprises a positioning antenna 4 and a communication antenna 5, the positioning antenna 4 is connected with the UWB positioning module 1, and the communication antenna 5 is connected with the wireless module 2.
Preferably, the optoelectronic switch 3 has an optical port and an ethernet port. The UWB positioning module 1 is used for realizing a high-precision positioning function, can be connected with the photoelectric switch 3 through an Ethernet, and has the working frequency of 4 GHz; the wireless module 2 may be a WiFi base station with an operating frequency of 2.4G/5.8G, or a 5G base station of an operator.
Further, the central control unit further comprises a power supply voltage stabilizing module, and the power supply voltage stabilizing module comprises an AC/DC converter 6 and a DC/DC voltage stabilizer 7 which are connected in series. The power input port of the AC/DC converter 6 is externally connected with a power supply, and the power output port of the DC/DC voltage stabilizer 7 is respectively connected with the UWB positioning module 1, the wireless module 2 and the photoelectric switch 3. The AC/DC converter 6 may convert AC power to DC power, power a device, or charge a battery, among other things.
Further, the central control unit also comprises an energy supply module 8. The power supply module 6 is provided with a battery therein, and the power supply module 8 is connected in series between the AC/DC converter 6 and the DC/DC regulator 7. The energy supply module 6 is used as a power supply source of the product under the condition of no external power supply.
As described above, the portable converged communication base station further includes the data processing unit 9. The signal input end of the data processing unit 9 is connected with the photoelectric switch 3 and used for processing UWB positioning data received by the UWB positioning module 1, and the signal output end of the data processing unit 9 is connected with the wireless module 2 and used for transmitting the processed data to the upper and lower portable fusion communication base stations through the communication antenna 5.
According to the embodiment of the invention, UWB positioning and wireless data transmission are realized by adopting the same base station, the product is highly integrated, the equipment wiring is simple, the use is convenient, the operation difficulty is reduced, and the installation and maintenance cost is saved. In some narrow areas with complex environments, a network cable or a power cable and the like are inconvenient to construct and deploy, the central control unit can be powered by a battery, and the coverage of the network in the complex environments is ensured through the construction of a wireless network; the UWB positioning is more suitable for a wider environment area, so that the anti-collision of vehicles and personnel safety early warning can be realized based on high-precision positioning, the anti-multipath interference and anti-shielding capacity is strong, the UWB positioning has large bandwidth, low time delay and wide connection, the signal time delay requirements of videos, instructions and the like are met, the coverage radius is wide, and the signal intensity is high.
Example 2
As shown in fig. 2, the present invention provides a positioning system, which adopts the portable converged communication base station based on high-precision positioning of this embodiment, and the positioning system includes a server a disposed outside the operating environment, a portable converged communication base station B disposed outside the operating environment, a plurality of portable converged communication base stations C disposed inside the operating environment, and a positioning terminal D;
the server A arranged outside the working condition environment is connected with the portable converged communication base station B arranged outside the working condition environment through a network/optical fiber;
a plurality of portable converged communication base stations C arranged in a working condition environment form the connection of upper and lower portable converged communication base stations (C and C or C and B) through a network;
the portable converged communication base station B arranged outside the working condition environment is connected with the portable converged communication base station C in the nearest working condition environment through a network;
the positioning terminal D is a positioning tag which has the functions of establishing UWB positioning communication with the UWB positioning module 1 and performing wireless data transmission with the wireless module 2;
when the positioning terminal D enters the positioning area of the portable converged communication base station, the position of the positioning terminal is obtained through the UWB positioning module 1, and data transmission is completed through the antenna unit and the positioning terminal D or the upper and lower-level portable converged communication base stations.
As described above, the server a is connected to the server a through the addition of the external switch E at the portable converged communication base station B disposed outside the operating environment.
Preferably, the positioning system further comprises a portable camera, the portable camera is arranged in the working environment and is connected with the wireless module of the portable converged communication base station through a network. The portable camera sends data to the portable converged communication base station, the data comprises image information, voice data, monitoring data, positioning data and the like, and the portable converged communication base station sends the data to the next-stage portable converged communication base station through the wireless module 2 and the communication antenna 5 until the data are transmitted to the server A outside the working environment. Accurate range finding is carried out in a tof mode, the antenna array is used for accurately measuring the direction angle and the pitch angle of each incoming label, the multi-path resistance of the UWB is relied on, the multi-dimensional optimization algorithm is combined, the range finding error is locked within 10cm, and the angle error is locked within 2 degrees. Meanwhile, the system has super-large capacity, and the tags do not collide with each other due to the adoption of a time synchronization protocol, so that the system can simultaneously communicate with 500 tags within 1 s. And only a single base station can be deployed in a complex scene, so that not only is the cost reduced, but also the deployment cost and the labor cost are reduced. Therefore, through linkage of positioning video monitoring, positioning information of people, assets and equipment is obtained, the label access time is counted in different areas, the off-line early warning and danger prompt are issued, the field dynamics is mastered in real time through multi-area seamless switching of the label, seamless switching of products is achieved, and underground high-precision map positioning, path planning and unmanned driving are achieved.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (8)
1. A portable converged communication base station based on high-precision positioning is characterized by comprising a central control unit and an antenna unit which are formed in an integrated mode;
the central control unit comprises a UWB positioning module, a wireless module and a photoelectric switch, and the UWB positioning module and the wireless module are respectively connected with the photoelectric switch through network interfaces;
the UWB positioning module is connected with the antenna unit so as to establish UWB positioning communication with the positioning terminal or the upper and lower-level portable converged communication base stations through the antenna unit;
the wireless module is connected with the antenna unit so as to establish a wireless communication link with the positioning terminal or the upper and lower level portable converged communication base stations through the antenna unit.
2. A portable converged communication base station based on high precision positioning according to claim 1, wherein: the antenna unit comprises a positioning antenna and a communication antenna, the positioning antenna is connected with the UWB positioning module, and the communication antenna is connected with the wireless module.
3. A high accuracy positioning based portable converged communication base station according to claim 1 or 2, wherein: the central control unit further comprises a power supply voltage stabilizing module, the power supply voltage stabilizing module comprises an AC/DC converter and a DC/DC voltage stabilizer which are connected in series, a power supply input port of the AC/DC converter is externally connected with a power supply, and a power supply output port of the DC/DC voltage stabilizer is respectively connected with the UWB positioning module, the wireless module and the photoelectric switch.
4. A portable converged communication base station based on high precision positioning according to claim 3, wherein: the central control unit further comprises an energy supply module, a battery is arranged in the energy supply module, and the energy supply module is connected between the AC/DC converter and the DC/DC voltage stabilizer in series.
5. A portable converged communication base station based on high precision positioning according to claim 1, wherein: the portable converged communication base station further comprises a data processing unit, wherein the signal input end of the data processing unit is connected with the photoelectric switch and is used for processing UWB positioning data received by the UWB positioning module;
and the signal output end of the data processing unit is connected with the wireless module and is used for transmitting the processed data to the upper-level portable converged communication base station through the communication antenna.
6. A positioning system, which employs a portable converged communication base station based on high-precision positioning according to any one of claims 1 to 5, and is characterized in that: the positioning system comprises a server arranged outside the working condition environment, a portable converged communication base station arranged outside the working condition environment, a plurality of portable converged communication base stations arranged inside the working condition environment and a positioning terminal;
the server arranged outside the working condition environment is connected with the portable converged communication base station arranged outside the working condition environment through a network/optical fiber;
a plurality of portable converged communication base stations arranged in a working condition environment form the connection of an upper portable converged communication base station and a lower portable converged communication base station through a network;
the portable converged communication base station arranged outside the working condition environment is connected with the portable converged communication base station in the nearest working condition environment through a network;
the positioning terminal is a positioning tag which has the functions of establishing UWB positioning communication with a UWB positioning module and performing wireless data transmission with a wireless module;
when the positioning terminal enters the positioning area of the portable converged communication base station, the position of the positioning terminal is obtained through the UWB positioning module, and data transmission is completed through the antenna unit and the positioning terminal or the upper and lower portable converged communication base stations.
7. A positioning system according to claim 6, characterized in that: the server is arranged at a portable converged communication base station outside the working condition environment, and wired connection with the server is realized by additionally arranging an external switch.
8. A positioning system according to claim 6, characterized in that: the positioning system further comprises a portable camera, wherein the portable camera is arranged in a working condition environment and is connected with the wireless module of the portable converged communication base station through a network.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210081941.7A CN114401483A (en) | 2022-01-24 | 2022-01-24 | Portable converged communication base station based on high-precision positioning and positioning system |
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| CN202210081941.7A CN114401483A (en) | 2022-01-24 | 2022-01-24 | Portable converged communication base station based on high-precision positioning and positioning system |
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