CN107884792A - A kind of GNSS receiver aerial signal switching device and switching method - Google Patents
A kind of GNSS receiver aerial signal switching device and switching method Download PDFInfo
- Publication number
- CN107884792A CN107884792A CN201610863635.3A CN201610863635A CN107884792A CN 107884792 A CN107884792 A CN 107884792A CN 201610863635 A CN201610863635 A CN 201610863635A CN 107884792 A CN107884792 A CN 107884792A
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- gnss receiver
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- pattern
- differential data
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- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 230000008054 signal transmission Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/35—Constructional details or hardware or software details of the signal processing chain
- G01S19/37—Hardware or software details of the signal processing chain
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
- H04B1/0067—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with one or more circuit blocks in common for different bands
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radio Transmission System (AREA)
Abstract
The invention provides a kind of GNSS receiver aerial signal switching device and switching method, GNSS receiver has the first signal transmitting apparatus and secondary signal transmitting device, first signal transmitting apparatus is used for the output difference data under the pattern of radio station, secondary signal transmitting device, which is used for output difference data, GNSS receiver antenna-switching device under carrier network pattern, to be included：Two signal access devices, wherein a signal access device is connected with the first signal transmitting apparatus, a signal access device is connected with secondary signal transmitting device in addition；Chromacoder, for the differential data received under the pattern of radio station or the differential data received under carrier network pattern to be changed；Signal output apparatus, for the differential data signals after chromacoder is changed to be transferred to the antenna of GNSS receiver.The present invention only uses an antennal interface, not only can be with transmission radio station signal but also can be with transmission network signal.
Description
Technical field
The present invention relates to GNSS fields of measurement, and in particular to a kind of GNSS receiver aerial signal switching device and cuts
Change method.
Background technology
GNSS receiver is defended when transmitting satellite differential data by carrier network, or radio station network transmission
Star is checked the mark data, and such GNSS receiver must take into consideration two kinds of antennal interfaces when design, so add answering for design
Miscellaneous degree and complete machine manufacturing cost.
The content of the invention
The invention provides a kind of GNSS receiver aerial signal switching device, the GNSS receiver has the first signal
Transmitting device and secondary signal transmitting device, first signal transmitting apparatus are used for the output difference data under the pattern of radio station,
The secondary signal transmitting device is used for the output difference data under carrier network pattern, the GNSS receiver antenna switching
Device includes：
Two signal access devices, wherein a signal access device is connected with the first signal transmitting apparatus, a signal in addition
Access device is connected with secondary signal transmitting device；
Chromacoder, it is connected with described two signal access devices, for the difference that will be received under the pattern of radio station
Divided data or the differential data received under carrier network pattern are changed；
Signal output apparatus, it is connected with the chromacoder, for by the difference after chromacoder is changed
Divided data signal is transferred to the antenna of GNSS receiver.
Above-mentioned GNSSGNSS receiver antenna signal switching apparatus, wherein, the antenna of the GNSS receiver includes electricity
Platform antenna and carrier network antenna.
Above-mentioned GNSSGNSS receiver antenna signal switching apparatus, wherein, the signal output apparatus has and only one
Individual signal output part, the differential data signals after conversion are transferred to the antenna of GNSS receiver by the signal output part.
In another embodiment, present invention also offers a kind of aerial signal switching side of GNSS receiver differential data
Method, comprise the following steps：
GNSS receiver output difference data under the pattern of radio station；
GNSS receiver output difference data under carrier network pattern；
The differential data exported to GNSS receiver under the pattern of radio station or the difference exported under carrier network pattern
Data are changed, and the differential data signals after conversion are exported to the antenna of GNSS receiver.
The aerial signal switching method of above-mentioned GNSS receiver differential data, wherein, pass through a signal transmission path
Differential data signals after conversion are exported to the antenna of GNSS receiver.
, both can be with transmission radio station signal due to present invention employs technical scheme as above, only using an antennal interface
Again can be with transmission network signal.GNSS receiver design complexities are effectively reduced using an antennal interface, reduced simultaneously
Complete machine manufacturing cost.
Brief description of the drawings
By reading the detailed description made with reference to the following drawings to non-limiting example, the present invention and its feature, outside
Shape and advantage will become more apparent upon.The identical mark instruction identical part in whole accompanying drawings.Not deliberately proportionally
Draw accompanying drawing, it is preferred that emphasis is the purport of the present invention is shown.
Fig. 1 is a kind of simplified diagram of GNSS receiver aerial signal switching device provided by the invention.
Embodiment
In the following description, a large amount of concrete details are given to provide more thorough understanding of the invention.So
And it is obvious to the skilled person that the present invention can be able to without one or more of these details
Implement.In other examples, in order to avoid obscuring with the present invention, do not enter for some technical characteristics well known in the art
Row description.
In order to thoroughly understand the present invention, detailed step and detailed structure will be proposed in following description, so as to
Explain technical scheme.Presently preferred embodiments of the present invention is described in detail as follows, but in addition to these detailed descriptions, this
Invention can also have other embodiment.
Embodiment one
Present embodiments provide a kind of GNSS receiver aerial signal switching device 10, shown in reference picture 1, GNSS receiver
With the first signal transmitting apparatus 1 and secondary signal transmitting device 2, first signal transmitting apparatus 1 is used in radio station pattern
Lower output difference data, the secondary signal transmitting device 2 is used for the output difference data under carrier network pattern, described
GNSS receiver antenna-switching device 10 includes：
Two signal access devices, wherein a signal access device 3 is connected with the first signal transmitting apparatus 1, one believes in addition
Number access device 4 is connected with secondary signal transmitting device 2；
Chromacoder 5, it is connected with described two signal access devices 3 and 4, for will be received under the pattern of radio station
Differential data or the differential data that is received under carrier network pattern changed；
Signal output apparatus 6, it is connected with the chromacoder 5, for by after chromacoder 5 is changed
Antenna 20 of the satellite difference data signal transmission to GNSS receiver.
In an optional embodiment of the invention, the antenna 20 of GNSS receiver includes radio antenna and carrier network day
Line.
In an optional embodiment of the invention, described one and only one signal output part of signal output apparatus 6, pass through
Differential data signals after conversion are transferred to the antenna of GNSS receiver by the signal output part.
Embodiment two
In the present embodiment, the invention provides a kind of aerial signal switching method of GNSS receiver differential data, bag
Include following steps：
GNSS receiver output difference data under the pattern of radio station；
GNSS receiver output difference data under carrier network pattern；
The differential data exported to GNSS receiver under the pattern of radio station or the difference exported under carrier network pattern
Data are changed, and the differential data signals after conversion are exported to the antenna of GNSS receiver.
Optionally, the differential data signals after conversion are exported to the day of GNSS receiver by a signal transmission path
Line.
In summary, due to present invention employs technical scheme as above, only using an antennal interface, can both transmit
Radio signals again can be with transmission network signal.GNSS receiver design complexities are effectively reduced using an antennal interface,
Reduce complete machine manufacturing cost simultaneously.
Presently preferred embodiments of the present invention is described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, wherein the equipment and structure be not described in detail to the greatest extent are construed as giving reality with the common mode in this area
Apply；Any those skilled in the art, without departing from the scope of the technical proposal of the invention, all using the disclosure above
Methods and technical content many possible changes and modifications are made to technical solution of the present invention, or be revised as equivalent variations etc.
Embodiment is imitated, this has no effect on the substantive content of the present invention.Therefore, every content without departing from technical solution of the present invention, foundation
The technical spirit of the present invention still falls within the present invention to any simple modifications, equivalents, and modifications made for any of the above embodiments
In the range of technical scheme protection.
Claims (5)
1. a kind of GNSS receiver aerial signal switching device, it is characterised in that the GNSS receiver passes with the first signal
Defeated device and secondary signal transmitting device, first signal transmitting apparatus are used for output difference data, institute under the pattern of radio station
State secondary signal transmitting device be used under carrier network pattern output difference data, the GNSS receiver aerial signal cut
Changing device includes：
Two signal access devices, wherein a signal access device is connected with the first signal transmitting apparatus, a signal accesses in addition
Device is connected with secondary signal transmitting device；
Chromacoder, it is connected with described two signal access devices, for the difference number that will be received under the pattern of radio station
Changed according to or the differential data that is received under carrier network pattern；
Signal output apparatus, it is connected with the chromacoder, for by the difference number after chromacoder is changed
It is believed that number it is transferred to the antenna of GNSS receiver.
2. GNSS receiver aerial signal switching device as claimed in claim 1, it is characterised in that the GNSS receiver
Antenna includes radio antenna and carrier network antenna.
3. GNSS receiver aerial signal switching device as claimed in claim 1 or 2, it is characterised in that the signal output
One and only one signal output part of device, the differential data signals after conversion are transferred to by GNSS by the signal output part
The antenna of receiver.
4. a kind of aerial signal switching method of GNSS receiver differential data, it is characterised in that comprise the following steps：
GNSS receiver output difference data under the pattern of radio station；
GNSS receiver output difference data under carrier network pattern；
The differential data exported to GNSS receiver under the pattern of radio station or the differential data exported under carrier network pattern
Changed, and the differential data signals after conversion are exported to the antenna of GNSS receiver.
5. the aerial signal switching method of GNSS receiver differential data as claimed in claim 4, it is characterised in that pass through one
Individual signal transmission path exports the differential data signals after conversion to the antenna of GNSS receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610863635.3A CN107884792A (en) | 2016-09-29 | 2016-09-29 | A kind of GNSS receiver aerial signal switching device and switching method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610863635.3A CN107884792A (en) | 2016-09-29 | 2016-09-29 | A kind of GNSS receiver aerial signal switching device and switching method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107884792A true CN107884792A (en) | 2018-04-06 |
Family
ID=61768789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610863635.3A Pending CN107884792A (en) | 2016-09-29 | 2016-09-29 | A kind of GNSS receiver aerial signal switching device and switching method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107884792A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109307871A (en) * | 2018-08-15 | 2019-02-05 | 广州南方卫星导航仪器有限公司 | A kind of GNSS receiver and method for realizing radio station routing function |
| CN110138820A (en) * | 2018-06-12 | 2019-08-16 | 北极星云空间技术股份有限公司 | A kind of collecting method of reference station receiver |
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| US20130162477A1 (en) * | 2008-10-02 | 2013-06-27 | Texas Instruments Incorporated | Antenna Selection for GNSS Receivers |
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| RU2506723C1 (en) * | 2013-02-05 | 2014-02-10 | Федеральное государственное казенное учреждение "27 Центральный научно-исследовательский институт" Министерства обороны Российской Федерации | Complex communication and radio access equipment |
| CN104698482A (en) * | 2015-02-12 | 2015-06-10 | 广州中海达定位技术有限公司 | Method and device for acquiring optimal differential data |
| CN204595215U (en) * | 2015-03-10 | 2015-08-26 | 上海华测导航技术股份有限公司 | Based on the GNSS receiver of IMX28 platform minimum systematic module |
| CN206096466U (en) * | 2016-09-29 | 2017-04-12 | 上海华测导航技术股份有限公司 | GNSS receiver antenna signal switch device |
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2016
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Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1497871A (en) * | 2002-10-21 | 2004-05-19 | 株式会社日立制作所 | Signal receiving and service providing method, receiving terminal, satellite control method and device |
| US20100075617A1 (en) * | 2007-01-30 | 2010-03-25 | Korea University Industrial & Academic Collaboration Foundation | Method and apparatus for transmitting and receiving a signal in a communication system |
| US20090058637A1 (en) * | 2007-08-27 | 2009-03-05 | National Yang-Ming University | Multi-antenna wireless sensor system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110138820A (en) * | 2018-06-12 | 2019-08-16 | 北极星云空间技术股份有限公司 | A kind of collecting method of reference station receiver |
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