CN210294531U - Portable reference station system - Google Patents
Portable reference station system Download PDFInfo
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- CN210294531U CN210294531U CN201920601706.1U CN201920601706U CN210294531U CN 210294531 U CN210294531 U CN 210294531U CN 201920601706 U CN201920601706 U CN 201920601706U CN 210294531 U CN210294531 U CN 210294531U
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Abstract
The utility model discloses a portable reference station system, including portable reference station and integrated antenna, portable reference station includes the casing, is equipped with communication processing center in the casing, and communication processing center includes radio frequency front end processing unit, signal transmission unit, embedded information processing unit, electrical unit, is equipped with display element and antenna interface on the casing, antenna interface's one end with integrated antenna passes through cable junction, antenna interface's the other end with radio frequency front end processing unit connects, and radio frequency front end processing unit, signal transmission unit and embedded information processing unit connect gradually, display element with embedded information processing unit connects, and electrical unit gives radio frequency front end processing unit, signal transmission unit embedded information processing unit, display element and the antenna interface power supply. The utility model discloses portable can conveniently carry, and various geographical environment are applied to in a flexible way, realize deploying fast.
Description
Technical Field
The utility model relates to a satellite positioning technical field especially relates to a portable reference station system.
Background
At present, the demand of high-precision positioning in China is increased explosively. The application of Beidou high-precision positioning and navigation in China can play great potential in the aspects of surveying and mapping, precision agriculture, unmanned planes, forestry, electric power, intelligent transportation, maritime affairs, precision machine control and the like. High-precision positioning reaching about 1 meter or a sub-meter level is achieved, and a differential satellite positioning technology and a Real Time Kinematic (RTK) technology are available. The differential satellite positioning method can achieve the positioning accuracy of sub-meter level or below. If the satellite reference base station and the terminal are within 10 kilometers, the difference technology can eliminate the deviation of partial ionosphere, satellite orbit, clock and troposphere, and the sub-meter positioning accuracy is achieved. If the coverage area is large, many reference base stations need to be deployed, thereby increasing the system cost. Another satellite navigation technique with high positioning accuracy is Real Time Kinematic (RTK) developed in recent years, and can achieve sub-centimeter or even millimeter accuracy. Like differential systems, real-time dynamic systems also require the establishment of relatively dense, expensive reference base stations and data transmission networks.
However, the existing CORS reference station system has the following defects:
the current positioning system based on Continuously Operating permanent reference stations (CORS), user terminals and data transmission public networks is too bulky and complex, does not have a motor function, and wastes time and energy when being established. In the field operation occasions of electric power, forestry and the like, the fixed CORS base station system is expensive to establish, the utilization rate is low, and in addition, no public communication network is available for data transmission in the occasions of lacking or damaged communication infrastructure. The conventional CORS reference station comprises an outdoor GPS/Beidou antenna, a plurality of indoor discrete devices such as a receiver, a data processing computer, a network server, a UPS (uninterrupted power supply) and the like, and the number of the devices in the reference station system is large and complicated, so that the portable and rapid deployment requirements of field and mobile application occasions are not met.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a portable reference station system which can be conveniently carried and applied to the field to realize the purpose of rapid deployment.
The utility model discloses a following technical scheme realizes:
the utility model provides a portable reference station system, includes portable reference station and integrated antenna, portable reference station includes the casing, form in the casing and hold the chamber, it is equipped with communication processing center to hold the intracavity, communication processing center includes radio frequency front end processing unit, signal transmission unit, embedded information processing unit, electrical unit, be equipped with display element and antenna interface on the casing, the one end of antenna interface with integrated antenna passes through cable junction, the other end of antenna interface with radio frequency front end processing unit connects, radio frequency front end processing unit signal transmission unit with embedded information processing unit connects gradually, display element with embedded information processing unit connects, electrical unit gives radio frequency front end processing unit signal transmission unit embedded information processing unit, The display unit and the antenna interface supply power.
Furthermore, the signal transmission unit comprises the satellite signal receiving module and the data communication module, and both the satellite signal receiving module and the data communication module are connected with the radio frequency front-end processing unit and the embedded information processing unit.
Further, the shell comprises a back clamp and a cover plate, and the back clamp and the cover plate are connected to form the accommodating cavity.
Further, the back clip and the cover plate are connected in a buckling mode.
Further, the display unit is mounted on the cover plate.
Further, the display unit is a touch display screen.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model discloses with the indoor set integration to portable reference station of the CORS reference station system among the prior art, with the integrated antenna of outdoor antenna equipment integration, reduced the antenna volume under the unchangeable condition of assurance function, integrated as an organic whole, portable can conveniently carry, is applied to various geographical environment in a flexible way, realizes deploying fast.
Drawings
Fig. 1 is an overall structural view of a portable reference station system according to the present invention;
fig. 2 is a split structure diagram of a portable reference station system according to the present invention;
fig. 3 is a block diagram of the communication processing center according to the present invention.
In the figure: 1. a portable reference station; 11. a housing; 111. back clamping; 112. a cover plate; 12. a communication processing center; 13. an antenna interface; 14. a display unit; 2. an integrated antenna.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
As shown in fig. 1 to 3, the utility model provides a portable reference station system, including portable reference station 1 and integration antenna 2, integrated big dipper GPS satellite receiving antenna and communication antenna in the integration antenna 2, just also be the utility model provides an integration antenna 2 can enough receive big dipper GPS signal, also can carry out radio communication simultaneously, has high accuracy big dipper GPS location satellite signal reception function and radio signal receiving and dispatching function. The portable reference station 1 and the integrated antenna 2 are connected through a radio frequency cable.
The portable reference station 1 comprises a shell 11, a containing cavity is formed in the shell 11, a communication processing center 12 is arranged in the containing cavity, a display unit 14 and an antenna interface 13 are arranged on the shell 11, one end of the antenna interface 13 is connected with the integrated antenna 2 through a cable, and the integrated antenna 2 is also provided with a corresponding interface for plugging of the cable. The cable is also referred to as a radio frequency cable. The communication processing center 12 comprises a radio frequency front-end processing unit, a signal transmission unit, an embedded information processing unit and a power supply unit, the other end of the antenna interface 13 is connected with the radio frequency front-end processing unit, the signal transmission unit and the embedded information processing unit are sequentially connected, the display unit 14 is connected with the embedded information processing unit, and the power supply unit supplies power to the radio frequency front-end processing unit, the signal transmission unit, the embedded information processing unit, the display unit 14 and the antenna interface 13. The connection between the display unit 14 and the embedded information processing unit can also be performed through a radio frequency cable, and the communication processing center 12 and the display unit 14 are respectively provided with corresponding interfaces for plugging the radio frequency cable.
Preferably, the signal transmission unit comprises the satellite signal receiving module and the data communication module, and both the satellite signal receiving module and the data communication module are connected with the radio frequency front-end processing unit and the embedded information processing unit. The satellite signal receiving module in the signal transmission unit completes the functions of acquisition, tracking, carrier tracking and observed quantity extraction of satellite signals, de-spreading and demodulation of the satellite signals, bit and frame synchronization and decoding of the satellite signals, avionics analysis and the like, and the data communication module completes the functions of receiving positioning related data from a user terminal and sending RTK and RTD differential correction data, VRS differential correction data and the like processed by the information processing module.
The embedded information processing unit is the core of the whole portable device and has the main functions of a data processor in a traditional foundation enhancement system, such as performing quality analysis and evaluation, data synthesis, shunt, modeling processing and the like on satellite data delivered by a satellite signal receiver in real time, calculating necessary information of corrected satellite orbit, satellite clock offset, ionosphere and troposphere delays of different regions, ephemeris, Doppler, pseudo-range and other Beidou network assisted positioning of Beidou satellites, and forming unified single-station RTK, RTD differential correction data, VRS differential correction data and the like.
The display unit 14 is preferably a touch display screen, and can display data, monitor data by a user, and provide input for the user.
In the present invention, the housing 11 may include a back clip 111 and a cover plate 112, wherein the back clip 111 and the cover plate 112 are connected to form the accommodating cavity. Furthermore, the back clip 111 and the cover plate 112 are connected in a buckling mode, so that the back clip is convenient to detach. The display unit 14 of the present invention may be mounted on a cover plate 112, and the cover plate 112 may be designed as a flat plate type, for example.
The utility model discloses in-service use can be 8 nuclear 64 bit ARM processors at the inside embedded information processing unit of portable reference station 1, and its inside still design has memory, memory. The portable reference station 1 is small in size, can be carried by means of vehicle-mounted, animal-drawn or manual power and the like, can be flexibly applied to various geographic environments, further reduces the size of the integrated antenna 2, does not depend on the traditional public communication networks such as 3G/4G and the like, and directly realizes data communication such as positioning, difference and the like between the reference station and a user terminal. Under the condition that does not reduce positioning accuracy, need not establish expensive fixed reference station and data transmission network, utilize the utility model discloses a scheme can realize the quick deployment of CORS reference station to provide quick high accuracy navigation positioning service.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (6)
1. The utility model provides a portable reference station system, its characterized in that includes portable reference station and integrated antenna, portable reference station includes the casing, form in the casing and hold the chamber, it is equipped with communication processing center to hold the intracavity, communication processing center includes radio frequency front end processing unit, signal transmission unit, embedded information processing unit, electrical unit, be equipped with display element and antenna interface on the casing, the one end of antenna interface with integrated antenna passes through cable junction, the other end of antenna interface with radio frequency front end processing unit connects, radio frequency front end processing unit, signal transmission unit with embedded information processing unit connects gradually, display element with embedded information processing unit connects, electrical unit gives radio frequency front end processing unit signal transmission unit, The embedded information processing unit, the display unit and the antenna interface supply power.
2. The portable reference station system of claim 1, wherein said signal transmission unit comprises a satellite signal reception module and a data communication module, both of which are connected to said radio frequency front end processing unit and said embedded information processing unit.
3. The portable reference station system of claim 1, wherein said housing comprises a back clip and a cover plate, said back clip and said cover plate being joined to form said receiving cavity.
4. The portable reference station system of claim 3, wherein said back clip and said cover snap connect.
5. The portable reference station system of claim 4, wherein said display unit is mounted on said cover plate.
6. The portable reference station system of claim 1 or 5, wherein said display unit is a touch screen display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920601706.1U CN210294531U (en) | 2019-04-28 | 2019-04-28 | Portable reference station system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920601706.1U CN210294531U (en) | 2019-04-28 | 2019-04-28 | Portable reference station system |
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| Publication Number | Publication Date |
|---|---|
| CN210294531U true CN210294531U (en) | 2020-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920601706.1U Active CN210294531U (en) | 2019-04-28 | 2019-04-28 | Portable reference station system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4020823A1 (en) * | 2020-12-22 | 2022-06-29 | INTEL Corporation | A distributed radiohead system |
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2019
- 2019-04-28 CN CN201920601706.1U patent/CN210294531U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4020823A1 (en) * | 2020-12-22 | 2022-06-29 | INTEL Corporation | A distributed radiohead system |
| US12127118B2 (en) | 2020-12-22 | 2024-10-22 | Intel Corporation | Distributed radiohead system |
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