CN217935954U - Integrated UWB base station supporting indoor three-dimensional high-precision positioning - Google Patents
Integrated UWB base station supporting indoor three-dimensional high-precision positioning Download PDFInfo
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- CN217935954U CN217935954U CN202220963408.9U CN202220963408U CN217935954U CN 217935954 U CN217935954 U CN 217935954U CN 202220963408 U CN202220963408 U CN 202220963408U CN 217935954 U CN217935954 U CN 217935954U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The utility model discloses a support indoor three-dimensional high accuracy positioning's integral type UWB basic station, include: the base station comprises a base station main board and at least three multi-antenna positioning sub-boards with fixed relative positions; the base station main board is provided with a data processing module and installation interfaces corresponding to the multi-antenna positioning sub-boards, and the multi-antenna positioning sub-boards are in signal connection with the data processing module through the installation interfaces; the data processing module is used for controlling the starting of the multi-antenna positioning sub-board and receiving positioning data from the multi-antenna positioning sub-board. Utilize the utility model discloses the scheme can realize high accuracy positioning tracking.
Description
Technical Field
The utility model relates to an indoor outer positioning and tracking technical field, concretely relates to UWB basic station.
Background
With the increasing development and popularity of UWB (ultra wide band) technology, UWB-based positioning systems have become an important component in indoor and outdoor positioning. The UWB technology has the advantages of strong penetrating power, low power consumption, good multipath resistance effect, high safety, low system complexity, capability of providing accurate positioning precision and the like. Therefore, the ultra-wideband technology can be applied to positioning, tracking and navigation of indoor stationary or moving objects and people, and can provide very accurate positioning precision. However, the UWB positioning technology requires the joint deployment of a plurality of base stations to achieve an effective high-precision positioning effect, and the deployment of multiple base stations causes problems such as high cost, high deployment difficulty, long construction period, and the like.
SUMMERY OF THE UTILITY MODEL
The utility model provides a support integral type UWB base station of indoor three-dimensional high accuracy location can realize high accuracy positioning tracking.
Therefore, the utility model provides a following technical scheme:
an integrated UWB base station supporting indoor three-dimensional high-precision positioning, comprising: the base station comprises a base station main board and at least three multi-antenna positioning sub-boards with fixed relative positions; the base station main board is provided with a data processing module and installation interfaces corresponding to the multi-antenna positioning sub-boards, and the multi-antenna positioning sub-boards are in signal connection with the data processing module through the installation interfaces;
the data processing module is used for controlling the starting of the multi-antenna positioning sub-board and receiving positioning data from the multi-antenna positioning sub-board.
Optionally, the multi-antenna positioning sub-board includes: UWB control module and respectively with two at least positioning module and receiving antenna of UWB control module signal connection, two positioning module and receiving antenna are: the positioning device comprises a first UWB positioning module, a second UWB positioning module, a first receiving antenna in signal connection with the first UWB positioning module, and a second receiving antenna in signal connection with the second UWB positioning module;
the UWB control module is used for controlling the first UWB positioning module and the second UWB positioning module to receive UWB positioning signals generated by target tags through corresponding receiving antennas, calculating corresponding positioning data according to the UWB positioning signals, and transmitting the positioning data to the data processing module.
Optionally, the first UWB positioning module and the second UWB positioning module have the same structure, and both include: a positioning signal receiving unit and a radio frequency signal processing unit;
the positioning signal receiving unit is used for receiving a UWB positioning signal generated by the target tag;
and the radio frequency signal processing unit is used for converting the UWB positioning signals into positioning data and transmitting the positioning data to the data processing module.
Optionally, the radio frequency signal processing unit is further configured to filter the positioning data.
Optionally, the first receiving antenna and the second receiving antenna have the same structure and are both UWB directional circularly polarized microstrip printed antennas.
Optionally, the first receiving antenna and the second receiving antenna are spaced apart by a set distance, and the lengths of the radio frequency microstrip lines of the first receiving antenna and the second receiving antenna are the same.
Optionally, the base station motherboard further includes: and the wireless communication module is used for issuing configuration parameters to the target label.
Optionally, the multi-antenna positioning sub-board at least includes: the antenna comprises a first multi-antenna positioning sub-board, a second multi-antenna positioning sub-board and a third multi-antenna positioning sub-board;
the multi-antenna positioning daughter boards are respectively placed and fixed in the base station and are prevented from being parallel to each other.
Optionally, the base station motherboard further includes: a wired network interface;
the data processing module is further used for transmitting the positioning data to a server through the wired network interface.
Optionally, the base station main board further includes a POE power supply module.
The embodiment of the utility model provides a UWB basic station, through setting up the fixed many antennas location daughter board of at least three relative position, the UWB positioning signal that target label produced is received to every many antennas location daughter board, utilizes this UWB positioning signal can calculate the phase difference that corresponds to many antennas location daughter board, and then can confirm the position of target label. The embodiment of the utility model provides a UWB basic station has following advantage:
1) The cost is low: a plurality of distributed UWB base station positioning networks can be centralized into a single UWB base station, and the cost of the single UWB base station in terms of hardware, construction and management is reduced.
2) Low power consumption: the utility model provides an integral type UWB base station adopts Phase Difference processing logic (PDOA, phase-Difference-of-Arrival), compares with current TOF + AOA's monomer base station, has showing the improvement to being positioned the frequent range finding of label and the high-power consumption that leads to.
Drawings
Fig. 1 is a block diagram of an integrated UWB base station supporting indoor three-dimensional high-precision positioning according to the present invention;
fig. 2 is a block diagram of a multi-antenna positioning daughter board in an integrated UWB base station supporting indoor three-dimensional high-precision positioning according to the present invention;
fig. 3 is a schematic diagram of a position structure of a multi-antenna positioning daughter board on a UWB base station according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a base station main board according to an embodiment of the present invention.
Detailed Description
In order to make those skilled in the art better understand the solution of the embodiments of the present invention, the embodiments of the present invention are further described in detail below with reference to the accompanying drawings and the implementation manner.
As shown in fig. 1, the present invention is a block diagram of an integrated UWB base station supporting indoor three-dimensional high-precision positioning.
The UWB base station includes: a base station main board 10, and at least three relatively fixed multi-antenna positioning sub-boards, for example three multi-antenna positioning sub-boards 21, 22, 23 are shown in fig. 1. The base station main board 10 is provided with a data processing module 11 and an installation interface (not shown) corresponding to each multi-antenna positioning daughter board, and the multi-antenna positioning daughter boards 21, 22, and 23 are in signal connection with the data processing module 11 through the installation interfaces.
In this embodiment, the data processing module 11 is configured to control the activation of the multi-antenna positioning daughter board 21, 22, 23 and to receive positioning data from the multi-antenna positioning daughter board 21, 22, 23.
The multi-antenna positioning daughter boards 21, 22, and 23 have the same configuration. As shown in fig. 2, it is a block diagram of the multi-antenna positioning daughter board in the integrated UWB base station supporting indoor three-dimensional high-precision positioning.
The multi-antenna positioning sub-board comprises: UWB control module 30 and respectively with UWB control module 30 signal connection respectively with UWB control module signal connection's at least two orientation module and receiving antenna, two orientation module and receiving antenna are: a first UWB positioning module 41 and a second UWB positioning module 42, a first receiving antenna 51 in signal connection with the first UWB positioning module 41, and a second receiving antenna 52 in signal connection with the second UWB positioning module 42.
The UWB control module 30 is configured to control the first UWB positioning module 41 and the second UWB positioning module 42 to receive UWB positioning signals generated by target tags through corresponding receiving antennas, calculate corresponding positioning data according to the UWB positioning signals, and transmit the positioning data to the data processing module 11 in fig. 1.
It should be noted that, the first UWB positioning module 41 and the second UWB positioning module 42 have the same structure, and both include: a positioning signal receiving unit and a radio frequency signal processing unit. Wherein:
the positioning signal receiving unit is used for receiving a UWB positioning signal generated by the target tag;
the radio frequency signal processing unit is used for converting the UWB positioning signal into positioning data and transmitting the positioning data to the data processing module 11. Further, the radio frequency signal processing unit may also perform filtering processing on the positioning data, such as data with excessive errors and unreliable data.
It should be noted that the first receiving antenna 51 and the second receiving antenna 52 have the same structure, and both may adopt UWB directional circular polarization microstrip printed antennas. In installation, the positions of the first receiving antenna 51 and the second receiving antenna 52 may be separated by a set distance, and the lengths of the radio frequency microstrip lines of the two antennas are the same. The set distance may be determined by conversion according to the wavelength of the use frequency. The microstrip line is designed for PCB.
Fig. 3 shows that many antennas location daughter boards are in the utility model discloses support indoor three-dimensional high accuracy location's integral type UWB basic station to the position structure sketch map of taking three groups of antenna daughter boards as an example still can increase the antenna daughter board of two different angles of multiunit.
Fig. 4 is a schematic structural diagram of a base station main board in an embodiment of the present invention.
The base station mainboard comprises the data processing module and the installation interface, and further comprises any one or more of the following modules and interfaces: wireless communication module, power Over Ethernet (POE) Power supply module, and wired network interface. Wherein:
the wireless communication module is used for issuing configuration parameters to the target label; the wireless communication module may specifically adopt a private protocol in a 2.4GHz band.
And the POE power supply module is used for providing a power supply for the base station.
The data processing module can transmit the positioning data to a server through the wired network interface.
The following briefly describes the operation of the UWB base station with reference to the above figures.
And after the UWB base station is powered on, the wireless communication module issues configuration parameters to the target tag. Such parameters may include, but are not limited to, any one or more of the following: device ID, transmit frequency, sensor parameters, radio frequency power, etc.
The target label is according to configuration information emission signal, UWB locating module in every multi-antenna location daughter board receives the emission signal (being preceding UWB locating signal) of target label through corresponding receiving antenna module, convert UWB locating signal into the locating data through the calculation, UWB control module sends this locating data to data processing module, data processing module gathers the locating data that comes from different multi-antenna location daughter boards, then send the server to through wired network interface, confirm the position of target label by the server according to these locating data, thereby realize the real-time location tracking to the target label.
The embodiment of the utility model provides a support indoor three-dimensional high accuracy location's integral type UWB basic station has simple structure compactness, required with low costs, the high and low-power consumption characteristics of positioning and tracking precision, can be applicable to indoor complex environment better, realizes the real-time positioning and tracking of indoor three-dimensional high accuracy based on single basic station.
It should be noted that the terms "comprises" and "comprising," and any variations thereof, in the description and claims of the present invention and the above-described drawings, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. Furthermore, the above-described system embodiments are merely illustrative, wherein modules and units illustrated as separate components may or may not be physically separate, i.e., may be located on one network element, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
The embodiments of the present invention have been described in detail, and the detailed description has been applied to the present invention, and the above description of the embodiments is only used to help understand the method and apparatus of the present invention, which is only a part of the embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention, and the content of the present description shall not be construed as a limitation to the present invention. Therefore, any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. Support indoor three-dimensional high accuracy positioning's integral type UWB basic station, its characterized in that includes: the base station comprises a base station main board and at least three multi-antenna positioning sub-boards with fixed relative positions; the base station main board is provided with a data processing module and installation interfaces corresponding to the multi-antenna positioning sub-boards, and the multi-antenna positioning sub-boards are in signal connection with the data processing module through the installation interfaces;
the data processing module is used for controlling the starting of the multi-antenna positioning sub-board and receiving positioning data from the multi-antenna positioning sub-board.
2. The UWB base station of claim 1 wherein the multi-antenna positioning daughter board comprises: UWB control module and respectively with two at least positioning module and receiving antenna of UWB control module signal connection, two positioning module and receiving antenna are: the positioning device comprises a first UWB positioning module, a second UWB positioning module, a first receiving antenna in signal connection with the first UWB positioning module, and a second receiving antenna in signal connection with the second UWB positioning module;
the UWB control module is used for controlling the first UWB positioning module and the second UWB positioning module to receive UWB positioning signals generated by target tags through corresponding receiving antennas, calculating corresponding positioning data according to the UWB positioning signals, and transmitting the positioning data to the data processing module.
3. The UWB base station of claim 2 wherein the first UWB location module and the second UWB location module are identical in structure and each comprise: a positioning signal receiving unit and a radio frequency signal processing unit;
the positioning signal receiving unit is used for receiving a UWB positioning signal generated by the target tag;
and the radio frequency signal processing unit is used for converting the UWB positioning signals into positioning data and transmitting the positioning data to the data processing module.
4. The UWB base station of claim 3,
the radio frequency signal processing unit is further configured to filter the positioning data.
5. The UWB base station of claim 2 wherein the first receiving antenna and the second receiving antenna are identical in structure and are both UWB directional circular polarization microstrip printed antennas.
6. The UWB base station of claim 5 wherein the first receiving antenna and the second receiving antenna are spaced apart by a set distance and have the same length of radio frequency microstrip line.
7. The UWB base station of claim 2 wherein the base board further comprises:
and the wireless communication module is used for issuing configuration parameters to the target label.
8. The UWB base station of claim 1 wherein the multi-antenna positioning daughter board comprises at least: the first multi-antenna positioning sub-board, the second multi-antenna positioning sub-board and the third multi-antenna positioning sub-board are arranged in the shell;
the multi-antenna positioning daughter boards are respectively placed and fixed in the base station, and are prevented from being parallel to each other.
9. The UWB base station of claim 1, wherein the base board further comprises: a wired network interface;
the data processing module is further used for transmitting the positioning data to a server through the wired network interface.
10. The UWB base station according to any one of claims 1 to 9, wherein the base station motherboard further comprises a POE power supply module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220963408.9U CN217935954U (en) | 2022-04-20 | 2022-04-20 | Integrated UWB base station supporting indoor three-dimensional high-precision positioning |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220963408.9U CN217935954U (en) | 2022-04-20 | 2022-04-20 | Integrated UWB base station supporting indoor three-dimensional high-precision positioning |
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| CN217935954U true CN217935954U (en) | 2022-11-29 |
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| CN202220963408.9U Active CN217935954U (en) | 2022-04-20 | 2022-04-20 | Integrated UWB base station supporting indoor three-dimensional high-precision positioning |
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- 2022-04-20 CN CN202220963408.9U patent/CN217935954U/en active Active
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