CN204632924U - A kind of composite type high accuracy Big Dipper positioning antenna - Google Patents
A kind of composite type high accuracy Big Dipper positioning antenna Download PDFInfo
- Publication number
- CN204632924U CN204632924U CN201520301542.2U CN201520301542U CN204632924U CN 204632924 U CN204632924 U CN 204632924U CN 201520301542 U CN201520301542 U CN 201520301542U CN 204632924 U CN204632924 U CN 204632924U
- Authority
- CN
- China
- Prior art keywords
- antenna
- connector
- high accuracy
- passive antenna
- type high
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 title claims abstract description 26
- 239000002131 composite material Substances 0.000 title claims abstract description 19
- 238000012545 processing Methods 0.000 claims abstract description 8
- 239000000758 substrate Substances 0.000 claims abstract description 8
- 238000004891 communication Methods 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 abstract description 9
- 206010068052 Mosaicism Diseases 0.000 abstract description 3
- 230000007812 deficiency Effects 0.000 abstract description 3
- 210000003765 sex chromosome Anatomy 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
Landscapes
- Waveguide Aerials (AREA)
Abstract
The utility model discloses a kind of composite type high accuracy Big Dipper positioning antenna, comprise passive antenna, signal processing module and coaxial link block, described signal processing module comprises pcb board and radome, described coaxial link block comprises wire rod and connector, described passive antenna, radome, wire rod and connector are installed on pcb board, described passive antenna and connector are equipped with four, passive antenna is located at four positions, limit of radome, described connector is positioned at the position of radome corner, be connected by connector between adjacent passive antenna, described passive antenna and connector are all by wire rod connecting PCB board, passive antenna comprises thin-medium substrate and ground plate.The beamwidth of antenna of the present utility model is wider, reception good, adopt four directional antennas, focus on floorboard by feeder line, the deficiency of single ceramic antenna can be made up to a great extent, while solution antenna omnidirectional sex chromosome mosaicism, improve gain and the efficiency of antenna.
Description
Technical field
The utility model relates to a kind of antenna, specifically a kind of composite type high accuracy Big Dipper positioning antenna.
Background technology
Along with the extensive use of global positioning system, play an important role at civil area, particularly be used on communication navigation, play irreplaceable effect, civil navigation product is just along low price, functional diversities, simple to operate, quick position, the future development such as navigation is accurate, accuracy is high.And antenna is as the important component part of satellite navigation system, there is great impact to the performance of satellite navigation system, so also more extensive and deep to the research of satellite navigation terminal antennae.The effect of satellite navigation system terminal antenna is that the electromagnetic wave energy of the radio signal transmitted by satellite is transformed into the applicable electric current of satellite navigation receiver electronic device.Antenna is pith indispensable in satellite navigation system, and certain degree determines the performance of satellite navigation system signals receiver subsystem.Because the satellite of various satellite navigation system is limited at the distributed quantity in space, so provide the accuracy of satellite fix service, fail safe, dependable with function to be protected, therefore to adopting grinding of the multimode navigation receiving system of two or more satellite navigation system composition highly being paid attention to widely in recent years.
Along with the development of Big Dipper technology, the application of the Big Dipper continues to increase, demand for Big Dipper positioning antenna also grows with each passing day, and current most Beidou antenna is right-hand polarization ceramic dielectric, and its part is: ceramic antenna, low noise signaling module, cable, joint.Wherein ceramic antenna is also passive antenna, dielectric antenna, PATCH, and it is the core technology place of Beidou antenna.The signal ability to accept of a Beidou antenna, major part depend on the ingredient composition of its ceramic segment how.Noiselike signal module, also referred to as LNA, is the part of signal being carried out amplification and filtering.Its components and parts are selected also very important, otherwise can strengthen the reflection loss of Big Dipper signal, and cause noise excessive.The selection of cable also will be reflected into standard to reduce, and ensures the coupling of impedance.The general bandwidth of Beidou antenna of described right-hand polarization ceramic dielectric is narrow, and low elevation gain is low simultaneously, and anti-interference is poor, and omni-directional effect is bad.
Utility model content
The purpose of this utility model is to provide the composite type high accuracy Big Dipper positioning antenna that a kind of omni-directional is effective, reception is good, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of composite type high accuracy Big Dipper positioning antenna, comprise passive antenna, signal processing module and coaxial link block, described signal processing module comprises pcb board and radome, described coaxial link block comprises wire rod and connector, described passive antenna, radome, wire rod and connector are installed on pcb board, described passive antenna and connector are equipped with four, passive antenna is located at four positions, limit of radome, described connector is positioned at the position of radome corner, be connected by connector between adjacent passive antenna, described passive antenna and connector are all by wire rod connecting PCB board.
As further program of the utility model: described composite type high accuracy Big Dipper positioning antenna is arranged on navigation and communication apparatus.
As further program of the utility model: described passive antenna comprises thin-medium substrate and ground plate.
As further program of the utility model: the elevation angle of described passive antenna is 45 °.
As further program of the utility model: described pcb board is also provided with four phase couplers and low noise amplifier.
As the utility model further scheme: the working band of described composite type high accuracy Big Dipper positioning antenna comprises gps satellite frequency range, big-dipper satellite frequency range, Glonass satellite band and Galileo system satellite band.
Compared with prior art, the beneficial effects of the utility model are:
The beamwidth of antenna of the present utility model is wider, reception good, adopt four directional antennas, focus on floorboard by feeder line, the deficiency of single ceramic antenna can be made up to a great extent, while solution antenna omnidirectional sex chromosome mosaicism, improve gain and the efficiency of antenna.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is vertical view of the present utility model.
In figure: 1-passive antenna; 2-PCB plate; 3-radome; 4-wire rod; 5-connector.
Embodiment
Be described in more detail below in conjunction with the technical scheme of embodiment to this patent.
Refer to Fig. 1-2, a kind of composite type high accuracy Big Dipper positioning antenna, comprise passive antenna 1, signal processing module and coaxial link block, described signal processing module comprises pcb board 2 and radome 3, described coaxial link block comprises wire rod 4 and connector 5, described passive antenna 1, radome 3, wire rod 4 and connector 5 are installed on pcb board 2, described passive antenna 1 and connector 5 are equipped with four, passive antenna 1 is located at four positions, limit of radome 3, described connector 5 is positioned at the position of radome 3 four jiaos, be connected by connector 5 between adjacent passive antenna 1, described passive antenna 1 and connector 5 are all by wire rod 4 connecting PCB board 2.
Described composite type high accuracy Big Dipper positioning antenna be arranged on navigation and communication apparatus on surfaces externally and internally or space in, navigation and the surfaces externally and internally of communication apparatus or the shape in space are regular shape or irregularly shaped, navigation and communication apparatus are of a size of 120mm*120mm, but are not limited to this size.
Described passive antenna 1 comprises thin-medium substrate and ground plate, the material of described thin-medium substrate is pottery, thin-medium substrate is of a size of 45mm*45mm*4mm, described ground plate is thin metal layer, ground plate is attached to the one side of thin-medium substrate, and the another side photoetching caustic solution of thin-medium substrate makes the ceramic antenna of the metal patch of definite shape.
The elevation angle of described passive antenna 1 is 45 °, and described pcb board 2 is also provided with four phase couplers and low noise amplifier.The signal that passive antenna 1 accepts is fed on pcb board 2 by described wire rod 4, and the aerial signal adopting four phase couplers to carry out four direction is integrated, and coordinates simultaneously and loads low noise amplifier, the high-quality omnidirectional signal of stable output.The dielectric constant of described composite type high accuracy Big Dipper positioning antenna is high, and ability to accept is strong, and working band comprises gps satellite frequency range, big-dipper satellite frequency range, Glonass satellite band and Galileo system satellite band, and band designs demand is wider.
The beamwidth of antenna of the present utility model is wider, reception good, adopt four directional antennas, focus on floorboard by feeder line, the deficiency of single ceramic antenna can be made up to a great extent, while solution antenna omnidirectional sex chromosome mosaicism, improve gain and the efficiency of antenna.
Above the better embodiment of this patent is explained in detail, but this patent is not limited to above-mentioned execution mode, in the ken that one skilled in the relevant art possesses, various change can also be made under the prerequisite not departing from this patent aim.
Claims (6)
1. a composite type high accuracy Big Dipper positioning antenna, comprise passive antenna (1), signal processing module and coaxial link block, it is characterized in that, described signal processing module comprises pcb board (2) and radome (3), described coaxial link block comprises wire rod (4) and connector (5), described passive antenna (1), radome (3), wire rod (4) and connector (5) are installed on pcb board (2), described passive antenna (1) and connector (5) are equipped with four, passive antenna (1) is located at four positions, limit of radome (3), described connector (5) is positioned at the position of radome (3) corner, be connected by connector (5) between adjacent passive antenna (1), described passive antenna (1) and connector (5) are all by wire rod (4) connecting PCB board (2).
2. composite type high accuracy Big Dipper positioning antenna according to claim 1, is characterized in that, described composite type high accuracy Big Dipper positioning antenna is arranged on navigation and communication apparatus.
3. composite type high accuracy Big Dipper positioning antenna according to claim 1, it is characterized in that, described passive antenna (1) comprises thin-medium substrate and ground plate.
4. composite type high accuracy Big Dipper positioning antenna according to claim 1, is characterized in that, the elevation angle of described passive antenna (1) is 45 °.
5. composite type high accuracy Big Dipper positioning antenna according to claim 1, it is characterized in that, (2) are also provided with four phase couplers and low noise amplifier to described pcb board.
6. composite type high accuracy Big Dipper positioning antenna according to claim 1, it is characterized in that, the working band of described composite type high accuracy Big Dipper positioning antenna comprises gps satellite frequency range, big-dipper satellite frequency range, Glonass satellite band and Galileo system satellite band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520301542.2U CN204632924U (en) | 2015-05-12 | 2015-05-12 | A kind of composite type high accuracy Big Dipper positioning antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520301542.2U CN204632924U (en) | 2015-05-12 | 2015-05-12 | A kind of composite type high accuracy Big Dipper positioning antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204632924U true CN204632924U (en) | 2015-09-09 |
Family
ID=54051921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520301542.2U Expired - Fee Related CN204632924U (en) | 2015-05-12 | 2015-05-12 | A kind of composite type high accuracy Big Dipper positioning antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204632924U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107231748A (en) * | 2017-07-14 | 2017-10-03 | 北斗民用战略新兴产业（重庆）研究院有限公司 | A kind of carry-on communication apparatus and its pcb board structure |
| CN111864369A (en) * | 2020-08-04 | 2020-10-30 | 上海深迅通信技术有限公司 | Satellite positioning GPS and Beidou ceramic passive antenna |
-
2015
- 2015-05-12 CN CN201520301542.2U patent/CN204632924U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107231748A (en) * | 2017-07-14 | 2017-10-03 | 北斗民用战略新兴产业（重庆）研究院有限公司 | A kind of carry-on communication apparatus and its pcb board structure |
| CN111864369A (en) * | 2020-08-04 | 2020-10-30 | 上海深迅通信技术有限公司 | Satellite positioning GPS and Beidou ceramic passive antenna |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102117964B (en) | Double-frequency antenna | |
| CN102117962B (en) | Double-frequency antenna | |
| CN105576353B (en) | A kind of helical antenna | |
| CN103633444B (en) | For the coupling array microstrip antenna of triones navigation system | |
| CN204651478U (en) | A kind of small-sized meter level GNSS positioning antenna | |
| CN108666756B (en) | Low-profile broadband directional slot antenna applied to GNSS | |
| CN103219591B (en) | Load the wide-beam circularly-polarizedmicrostrip microstrip antenna of parasitic annulus | |
| CN102769183B (en) | Quadruple spiral distribution loading oscillator microstrip antenna applied to Beidou system | |
| CN105048078A (en) | Common-caliber multi-frequency-band wide-beam circular-polarized antenna | |
| CN202737111U (en) | Circularly polarized satellite navigation antenna and antenna circuit | |
| CN203166074U (en) | Beidou first generation transmitting-receiving and GPS combination antenna | |
| CN204271254U (en) | The accurate Yagi spark gap patch antenna array of L-band | |
| CN204632924U (en) | A kind of composite type high accuracy Big Dipper positioning antenna | |
| CN109037931A (en) | Dual-band dual-circular polarization Beidou navigation antenna and Beidou satellite navigation terminal device | |
| CN106486753B (en) | Navigation antenna supporting multiple systems, low profile and high gain | |
| CN102117963A (en) | Dual-frequency antenna | |
| CN203617423U (en) | Antenna array compatible with Big Dipper satellite system and GPS frequency band | |
| CN103066384A (en) | Miniaturization broadband navigation antenna | |
| CN104752839A (en) | High-gain broadband coupling slat type micro-strip antenna | |
| CN205016670U (en) | Multifrequency patch antenna device | |
| CN203277647U (en) | High isolation dual-frequency navigation antenna | |
| CN201364958Y (en) | Multifrequency patch antenna device | |
| JP2008011336A (en) | Chip antenna device capable of receiving global positioning system signal | |
| CN204632912U (en) | A kind of Big Dipper GPS wall helical antenna | |
| CN111313144B (en) | Motor car antenna |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Deng Feilong Inventor before: Feng Zhao |
|
| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160215 Address after: 710000, Shaanxi Xi'an high tech Zone, Kam Yip Road 1, green space, central square, territorial waters B block 8, 10804 Patentee after: SHAANXI YONGNUO INFORMATION SCIENCE & TECHNOLOGY CO., LTD. Address before: 710000, No. 5, No. 14, building twenty, building 1, No. 401, rosefinch Avenue, Yanta District, Shaanxi, Xi'an Patentee before: Feng Zhao |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20200512 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |