CN204632912U - A kind of Big Dipper GPS wall helical antenna - Google Patents
A kind of Big Dipper GPS wall helical antenna Download PDFInfo
- Publication number
- CN204632912U CN204632912U CN201520301543.7U CN201520301543U CN204632912U CN 204632912 U CN204632912 U CN 204632912U CN 201520301543 U CN201520301543 U CN 201520301543U CN 204632912 U CN204632912 U CN 204632912U
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- antenna
- lrp
- big dipper
- wall helical
- helical antenna
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Abstract
The utility model discloses a kind of Big Dipper GPS wall helical antenna, comprise coaxial coupling part, signal processing module and passive antenna sections, the two ends of signal processing module connect coaxial coupling part and passive antenna sections respectively, coaxial coupling part is antenna connector, signal processing module is pcb board, passive antenna sections comprises cylindrical substrate and LRP antenna, LRP antenna is arranged on cylindrical substrate by LRP technique is shaping in the shape of a spiral, the material of cylindrical substrate is F4B high frequency material, passive antenna sections is also provided with and loads low noise amplifier and automatic gain control circuit.The utility model processing is simple, volume is little, cost is low, there is excellent front and back ratio and wide-angle circular polarization characteristics, near field is very little, antenna is made to be subject to the surrounding environment influence such as mobile phone, human body very little, adopt LRP technological forming technology to form substrate surface metal antenna simultaneously, ensure that antenna performance is stablized, consistency is good, and precision is high; Adopt four phase couplers simultaneously, optimize antenna feed structure.
Description
Technical field
The utility model relates to a kind of antenna, specifically a kind of Big Dipper GPS wall helical antenna.
Background technology
Along with the development of satellite communication technology, communication apparatus based on satellite communication is universal perfect gradually, and be widely used in military field, wall helical antenna majority on the market adopts metal wire to be embedded on circular columns base material and to realize, without the need to any ground connection at present.It has the characteristic of Zapper antenna, also has the characteristic of vertical antenna.This kind be structure cleverly, and make any direction of antenna have the gain of 3dB, pattern characteristics is good.Quadrifilar helical antenna has comprehensively to the receiving ability of 360 degree, therefore with panel computer PDA in conjunction with time, regardless of the putting position of panel computer PDA, quadrifilar helical antenna all can receive, be different from and use dull and stereotyped gps antenna to need to keep flat the restriction that could receive preferably, use this kind of antenna, when satellite comes across on ground level 10 degree, the signal that satellite transmits can be received.
Four-arm spiral antenna is owing to having wider circular polarization radiation wave beam, higher gain can be kept in lower elevation location, different antenna patterns can be obtained easily by regulating its physical size, and have compact conformation, volume little, lightweight, without the need to reference to etc. advantage, be widely used in the satellite navigation system such as GPS, the Big Dipper.
Along with the development of science and technology, the superior electric property of four-arm spiral antenna also will be more widely used.The emergence of Chinese triones navigation system in recent years, will stimulate four-arm spiral antenna to the future development of multifrequency further, and novel multifrequency four-arm spiral antenna will become following large hot product.
Current four-arm spiral antenna mainly can be divided into ceramic four-arm spiral antenna at present, pottery four-arm spiral antenna has excellent front and back ratio and wide-angle circular polarization characteristics, and electromagnetic field is bound in ceramic core, near field is very little, antenna by the surrounding environment influence such as mobile phone, human body very little, although but the shortcoming of ceramic four-arm spiral antenna be ceramic antenna aspect of performance performance better, but need the indispensable technique of kind more than ten, just make product, price, volume is large; Its feed structure more complicated, manufacture difficulty is large simultaneously, and consistency is difficult to ensure.
Utility model content
The purpose of this utility model is to provide the Big Dipper GPS wall helical antenna that a kind of consistency is good, precision is high, 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 Big Dipper GPS wall helical antenna, comprise coaxial coupling part, signal processing module and passive antenna sections, the two ends of described signal processing module connect coaxial coupling part and passive antenna sections respectively, described coaxial coupling part is antenna connector, described signal processing module is pcb board, described passive antenna sections comprises cylindrical substrate and LRP antenna, and described LRP antenna is arranged on cylindrical substrate by LRP technique is shaping in the shape of a spiral.
As further program of the utility model: the material of described cylindrical substrate is F4B high frequency material.
As further program of the utility model: described passive antenna sections is also provided with and loads low noise amplifier and automatic gain control circuit.
As further program of the utility model: described Big Dipper GPS wall helical antenna is arranged on navigation and communication apparatus.
As the utility model further scheme: the working band of described Big Dipper GPS wall helical 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 utility model processing is simple, volume is little, cost is low, there is excellent front and back ratio and wide-angle circular polarization characteristics, near field is very little, antenna is made to be subject to the surrounding environment influence such as mobile phone, human body very little, adopt LRP technological forming technology to form substrate surface metal antenna simultaneously, ensure that antenna performance is stablized, consistency is good, and precision is high; Adopt four phase couplers simultaneously, optimize antenna feed structure.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1-antenna connector; 2-PCB plate; 3-cylindrical substrate; 4-LRP antenna.
Embodiment
Be described in more detail below in conjunction with the technical scheme of embodiment to this patent.
Refer to Fig. 1, a kind of Big Dipper GPS wall helical antenna, comprise coaxial coupling part, signal processing module and passive antenna sections, the two ends of described signal processing module connect coaxial coupling part and passive antenna sections respectively, described coaxial coupling part is antenna connector 1, described signal processing module is pcb board 2, and described passive antenna sections comprises cylindrical substrate 3 and LRP antenna 4, and described LRP antenna 4 is arranged on cylindrical substrate 3 by LRP technique is shaping in the shape of a spiral.
Described Big Dipper GPS wall helical 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 15mm*100mm, but are not limited to this size.
The passive antenna sections that described cylindrical substrate 3 and LRP antenna 4 form can realize higher electric property, compact conformation, volume is little, lightweight, coordinate and load low noise amplifier, the high-quality signal of stable output, it is shaping that LRP antenna 4 utilizes LRP technological forming technology to realize the four-arm spiral antenna on circular columns base material 3 surface, antenna performance is also ensure that while reducing costs, antenna performance is stablized, consistency is good, precision is high, do not need to consider special laser modified material simultaneously, with low cost, described LRP antenna 4 in the shape of a spiral, better can reduce the volume of antenna.The material of described cylindrical substrate 3 is F4B high frequency material, and have excellent front and back ratio and wide-angle circular polarization characteristics, near field is very little simultaneously, ensures that antenna is very little by the surrounding environment influence such as mobile phone, human body,
Described passive antenna sections is also provided with and loads low noise amplifier and automatic gain control circuit, various adverse circumstances can be adapted to, the working band of described Big Dipper GPS wall helical antenna 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 utility model processing is simple, volume is little, cost is low, there is excellent front and back ratio and wide-angle circular polarization characteristics, near field is very little, antenna is made to be subject to the surrounding environment influence such as mobile phone, human body very little, adopt LRP technological forming technology to form substrate surface metal antenna simultaneously, ensure that antenna performance is stablized, consistency is good, and precision is high; Adopt four phase couplers simultaneously, optimize antenna feed structure.
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 (5)
1. a Big Dipper GPS wall helical antenna, comprise coaxial coupling part, signal processing module and passive antenna sections, it is characterized in that, the two ends of described signal processing module connect coaxial coupling part and passive antenna sections respectively, described coaxial coupling part is antenna connector (1), described signal processing module is pcb board (2), described passive antenna sections comprises cylindrical substrate (3) and LRP antenna (4), and described LRP antenna (4) is arranged on cylindrical substrate (3) by LRP technique is shaping in the shape of a spiral.
2. Big Dipper GPS wall helical antenna according to claim 1, is characterized in that, the material of described cylindrical substrate (3) is F4B high frequency material.
3. Big Dipper GPS wall helical antenna according to claim 1, is characterized in that, described passive antenna sections is also provided with and loads low noise amplifier and automatic gain control circuit.
4. Big Dipper GPS wall helical antenna according to claim 1, is characterized in that, described Big Dipper GPS wall helical antenna is arranged on navigation and communication apparatus.
5. Big Dipper GPS wall helical antenna according to claim 1, is characterized in that, the working band of described Big Dipper GPS wall helical 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 |
|---|---|---|---|
| CN201520301543.7U CN204632912U (en) | 2015-05-12 | 2015-05-12 | A kind of Big Dipper GPS wall helical antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520301543.7U CN204632912U (en) | 2015-05-12 | 2015-05-12 | A kind of Big Dipper GPS wall helical antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204632912U true CN204632912U (en) | 2015-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520301543.7U Expired - Fee Related CN204632912U (en) | 2015-05-12 | 2015-05-12 | A kind of Big Dipper GPS wall helical antenna |
Country Status (1)
| Country | Link |
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| CN (1) | CN204632912U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105226388A (en) * | 2015-09-25 | 2016-01-06 | 陕西永诺信息科技有限公司 | A kind of full frequency band navigation antenna |
| CN105337025A (en) * | 2015-11-06 | 2016-02-17 | 陕西永诺信息科技有限公司 | Compact integrated structure of Beidou satellite system S band antenna |
-
2015
- 2015-05-12 CN CN201520301543.7U patent/CN204632912U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105226388A (en) * | 2015-09-25 | 2016-01-06 | 陕西永诺信息科技有限公司 | A kind of full frequency band navigation antenna |
| CN105226388B (en) * | 2015-09-25 | 2021-11-16 | 陕西永诺信息科技有限公司 | Full-band navigation antenna |
| CN105337025A (en) * | 2015-11-06 | 2016-02-17 | 陕西永诺信息科技有限公司 | Compact integrated structure of Beidou satellite system S band antenna |
| CN105337025B (en) * | 2015-11-06 | 2023-06-20 | 陕西永诺信息科技有限公司 | Compact integrated structure of Beidou satellite system S wave band antenna |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20200512 |