CN204271252U - For three satellite navigation aerials frequently of a Big Dipper generation and Beidou II B3 frequency range - Google Patents
For three satellite navigation aerials frequently of a Big Dipper generation and Beidou II B3 frequency range Download PDFInfo
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- CN204271252U CN204271252U CN201420729654.3U CN201420729654U CN204271252U CN 204271252 U CN204271252 U CN 204271252U CN 201420729654 U CN201420729654 U CN 201420729654U CN 204271252 U CN204271252 U CN 204271252U
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Abstract
The utility model relate to a kind of three satellite navigation aerials frequently for a Big Dipper generation and Beidou II B3 frequency range, and this product can be used in Big Dipper generation location and to communicate with short message and Beidou II is located.Antenna adopts the low-loss dielectric material of high-k, realizes the miniaturization of antenna under the prerequisite ensureing antenna gain index; In underlying dielectric substrate, load four symmetrical metallic vias improve isolation between antenna B3 frequency range and L frequency range feed port, load a metallic vias in interlayer substrate middle and improve isolation between antenna L frequency range and S frequency range feed port; By the Wilkinson power divider with 90 ° of phase shifts, orthogonal feed is carried out to antenna, add the axial ratio bandwidth of L frequency range and B3 frequency range.The utility model, on the basis possessing multi-frequency Characteristic, has miniaturization, high port isolation and the advantage of high axial ratio bandwidth, can be advantageously applied to Beidou navigation hand-held terminal device.
Description
Technical field
The utility model relates to a kind of three satellite navigation aerials frequently for a Big Dipper generation and Beidou II B3 frequency range.
Background technology
Beidou satellite navigation system is by the global positioning satellite of China's independent research and communication system, along with the progressively foundation of Beidou satellite navigation system and perfect, developing rapidly based on the location of Beidou satellite navigation system and the communication technology, penetrating into every field and be widely used in the related application such as military affairs, traffic, water conservancy, rescue and relief work.Some multifrequency antennas in the market adopt the high frequency sheet material of low-k, and antenna volume cannot meet comparatively greatly the market demand of handheld terminal miniaturization; The isolation of antenna each frequency port is not high enough, causes and causes electromagnetic interference mutually during different frequency range Antenna Operation and reduce antenna performance; Most antenna adopts single-point feedback to there is the little shortcoming of axial ratio bandwidth on the market.
Utility model content
The purpose of this utility model is to provide a kind of three satellite navigation aerials frequently for a Big Dipper generation and Beidou II B3 frequency range, can be used in Big Dipper generation location and to communicate with short message and Beidou II is located.
The utility model adopts following scheme to realize: a kind of three satellite navigation aerials frequently for a Big Dipper generation and Beidou II B3 frequency range, is characterized in that: comprise the feeding network medium substrate, underlying dielectric substrate, interlayer substrate and the top layer matrix substrate that stack gradually from bottom to top; Described feeding network medium substrate lower surface is provided with bottom antenna terminal, top layer antenna terminal and intermediate layer antenna terminal; Described underlying dielectric upper surface of base plate is provided with the bottom aerial radiation paster of B3 frequency range, and the upper surface of described interlayer substrate is provided with the intermediate layer aerial radiation paster of L frequency range; The upper surface of described top layer matrix substrate is provided with the top layer aerial radiation paster of S frequency range; Described top layer antenna terminal is connected with one end of the first feed probes, and the other end of described first feed probes is connected with the distributing point of described top layer aerial radiation paster; Described intermediate layer antenna terminal is connected with one end of the second feed probes, and the other end of described second feed probes is connected with the distributing point of described intermediate layer aerial radiation paster; Described bottom antenna terminal is connected with one end of the 3rd feed probes, and the other end of described 3rd feed probes is connected with the distributing point of described bottom aerial radiation paster.
In the utility model one embodiment, described top layer aerial radiation paster is a rectangle, and this rectangle diagonal angle is provided with corner cut perturbation, this top layer aerial radiation paster offers middle fluting, be provided with distributing point in fluting in the middle of described, described distributing point is connected with the first described feed probes.
In the utility model one embodiment, described interlayer substrate size is 33mm × 33mm × 4.5mm, and centre offers a metallic vias.
In the utility model one embodiment, described underlying dielectric substrate size is 43mm × 43mm × 6.3mm, and there is the metallic vias of four positional symmetry centre.
In the utility model one embodiment, described top layer medium substrate is of a size of 22mm × 22mm × 2.5mm.
In the utility model one embodiment, described feeding network medium substrate lower surface is provided with microstripline feed network, comprises the Wilkinson power divider acting on bottom antenna, the Wilkinson power divider acting on intermediate layer antenna and acts on micro-band cabling of top layer antenna.
In the utility model one embodiment, described microstripline feed network medium substrate is of a size of 57mm × 43mm × 0.8mm.
The utility model can not only be used for Big Dipper generation L frequency band signals and launch and the reception of S frequency band signals, realize location and the short message communication function of a Big Dipper generation, Beidou II B3 frequency band signals can also be used for receive, realize Beidou II positioning function, there is miniaturization, high port isolation and the advantage of high axial ratio bandwidth, Beidou navigation hand-held terminal device can be advantageously applied to.The hand-held set designed based on Beidou satellite navigation system, plays huge effect in the related application such as military exercise, science and techniques of defence, water conservancy monitoring, communication navigation tracking, rescue and relief work.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model.
Fig. 2 is top layer antenna structure view of the present utility model.
Fig. 3 is intermediate layer of the present utility model antenna structure view.
Fig. 4 is bottom antenna structure view of the present utility model.
Fig. 5 is feed network structures schematic diagram of the present utility model.
In figure, 1 is top layer aerial radiation paster, 2 is intermediate layer aerial radiation paster, 3 is bottom aerial radiation paster, 4 is top layer medium substrate, 5 is interlayer substrate, 6 is underlying dielectric substrate, 7 is feeding network medium substrate, 8 is top layer antenna terminal, 9 is intermediate layer antenna terminal, 10 is bottom antenna terminal, 12 is that the middle of top layer aerial radiation paster is slotted, 13 is the distributing point of top layer antenna, 14 is the perturbation of top layer aerial radiation paster corner cut, 15 is the distributing point of intermediate layer antenna, 16 is the metallic vias of interlayer substrate, 17 is the metallic vias of underlying dielectric substrate, 18 is the distributing point of bottom antenna, 19 is the location hole of antenna, 20 is the isolation resistance of Wilkinson power divider, 21 is the Wilkinson power divider of bottom antenna, the Wilkinson power divider of 22 intermediate layer antennas, 23 is top layer antenna micro strip cabling, 111 is the first feed probes, and 112 is the second feed probes, and 11 is the 3rd feed probes.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described further.
As shown in Figure 1, the present embodiment provides a kind of three satellite navigation aerials frequently for a Big Dipper generation and Beidou II B3 frequency range, it is characterized in that: comprise the feeding network medium substrate, underlying dielectric substrate, interlayer substrate and the top layer matrix substrate that stack gradually from bottom to top; Described feeding network medium substrate lower surface is provided with bottom antenna terminal, top layer antenna terminal and intermediate layer antenna terminal; Described underlying dielectric upper surface of base plate is provided with the bottom aerial radiation paster of B3 frequency range, and the upper surface of described interlayer substrate is provided with the intermediate layer aerial radiation paster of L frequency range; The upper surface of described top layer matrix substrate is provided with the top layer aerial radiation paster of S frequency range; Described top layer antenna terminal is connected with one end of the first feed probes, and the other end of described first feed probes is connected with the distributing point of described top layer aerial radiation paster; Described intermediate layer antenna terminal is connected with one end of the second feed probes, and the other end of described second feed probes is connected with the distributing point of described intermediate layer aerial radiation paster; Described bottom antenna terminal is connected with one end of the 3rd feed probes, and the other end of described 3rd feed probes is connected with the distributing point of described bottom aerial radiation paster.
Refer to Fig. 2, Fig. 2 is top layer antenna structure view of the present utility model, in the utility model one embodiment, described top layer aerial radiation paster adopts center single-point feedback, it is a rectangle, and this rectangle diagonal angle is provided with corner cut perturbation, and this top layer aerial radiation paster offers middle fluting, be provided with distributing point in fluting in the middle of described, described distributing point is connected with the first described feed probes.
Refer to Fig. 3, Fig. 3 is intermediate layer of the present utility model antenna structure view.In the utility model one embodiment, described interlayer substrate size is 33mm × 33mm × 4.5mm, and centre offers a metallic vias.This intermediate layer aerial radiation paster adopts Wilkinson power divider to carry out orthogonal feed, realizes left-hand circular polarization.
Refer to Fig. 4, Fig. 4 is bottom antenna structure view of the present utility model.In the utility model one embodiment, described underlying dielectric substrate size is 43mm × 43mm × 6.3mm, and there is the metallic vias of four positional symmetry centre, and this bottom aerial radiation paster adopts Wilkinson power divider to carry out orthogonal feed, realizes right-handed circular polarization.
In the utility model one embodiment, described top layer medium substrate is of a size of 22mm × 22mm × 2.5mm.
In the utility model one embodiment, described feeding network medium substrate lower surface is provided with microstripline feed network, comprises the Wilkinson power divider acting on bottom antenna, the Wilkinson power divider acting on intermediate layer antenna and acts on micro-band cabling of top layer antenna.
In the utility model one embodiment, described microstripline feed network medium substrate is of a size of 57mm × 43mm × 0.8mm.
Product of the present utility model can be used in Big Dipper generation location and communicates with short message and Beidou II location.Antenna adopts the low-loss dielectric material of high-k, realizes the miniaturization of antenna under the prerequisite ensureing antenna gain index; In underlying dielectric substrate, load four symmetrical metallic vias improve isolation between antenna B3 frequency range and L frequency range feed port, load a metallic vias in interlayer substrate middle and improve isolation between antenna L frequency range and S frequency range feed port; By the Wilkinson power divider with 90 ° of phase shifts, orthogonal feed is carried out to antenna, add the axial ratio bandwidth of L frequency range and B3 frequency range.The present invention, on the basis possessing multi-frequency Characteristic, has miniaturization, high port isolation and the advantage of high axial ratio bandwidth, can be advantageously applied to Beidou navigation hand-held terminal device.
The foregoing is only preferred embodiment of the present utility model, all equalizations done according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (7)
1., for three satellite navigation aerials frequently of a Big Dipper generation and Beidou II B3 frequency range, it is characterized in that: comprise the feeding network medium substrate, underlying dielectric substrate, interlayer substrate and the top layer medium substrate that stack gradually from bottom to top; Described feeding network medium substrate lower surface is provided with bottom antenna terminal, top layer antenna terminal and intermediate layer antenna terminal; Described underlying dielectric upper surface of base plate is provided with the bottom aerial radiation paster of B3 frequency range, and the upper surface of described interlayer substrate is provided with the intermediate layer aerial radiation paster of L frequency range; The upper surface of described top layer matrix substrate is provided with the top layer aerial radiation paster of S frequency range; Described top layer antenna terminal is connected with one end of the first feed probes, and the other end of described first feed probes is connected with the distributing point of described top layer aerial radiation paster; Described intermediate layer antenna terminal is connected with one end of the second feed probes, and the other end of described second feed probes is connected with the distributing point of described intermediate layer aerial radiation paster; Described bottom antenna terminal is connected with one end of the 3rd feed probes, and the other end of described 3rd feed probes is connected with the distributing point of described bottom aerial radiation paster.
2. three satellite navigation aerials frequently for a Big Dipper generation and Beidou II B3 frequency range according to claim 1, it is characterized in that: described top layer aerial radiation paster is a rectangle, and this rectangle diagonal angle is provided with corner cut perturbation, this top layer aerial radiation paster offers middle fluting, be provided with distributing point in fluting in the middle of described, described distributing point is connected with the first described feed probes.
3. three satellite navigation aerials frequently for a Big Dipper generation and Beidou II B3 frequency range according to claim 1, it is characterized in that: described interlayer substrate size is 33mm × 33mm × 4.5mm, and centre offer a metallic vias.
4. three satellite navigation aerials frequently for a Big Dipper generation and Beidou II B3 frequency range according to claim 1, is characterized in that: described underlying dielectric substrate size is 43mm × 43mm × 6.3mm, and there is the metallic vias of four positional symmetry centre.
5. three satellite navigation aerials frequently for a Big Dipper generation and Beidou II B3 frequency range according to claim 1, is characterized in that: described top layer medium substrate is of a size of 22mm × 22mm × 2.5mm.
6. three satellite navigation aerials frequently for a Big Dipper generation and Beidou II B3 frequency range according to claim 1, it is characterized in that: described feeding network medium substrate lower surface is provided with microstripline feed network, comprise the Wilkinson power divider acting on bottom antenna, the Wilkinson power divider acting on intermediate layer antenna and act on micro-band cabling of top layer antenna.
7. three satellite navigation aerials frequently for a Big Dipper generation and Beidou II B3 frequency range according to claim 6, is characterized in that: described microstripline feed network medium substrate is of a size of 57mm × 43mm × 0.8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420729654.3U CN204271252U (en) | 2014-11-29 | 2014-11-29 | For three satellite navigation aerials frequently of a Big Dipper generation and Beidou II B3 frequency range |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420729654.3U CN204271252U (en) | 2014-11-29 | 2014-11-29 | For three satellite navigation aerials frequently of a Big Dipper generation and Beidou II B3 frequency range |
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| CN204271252U true CN204271252U (en) | 2015-04-15 |
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| CN201420729654.3U Expired - Fee Related CN204271252U (en) | 2014-11-29 | 2014-11-29 | For three satellite navigation aerials frequently of a Big Dipper generation and Beidou II B3 frequency range |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104836019A (en) * | 2015-05-13 | 2015-08-12 | 西安电子科技大学 | Three-frequency-range common-caliber active navigation antenna |
| CN104966883A (en) * | 2015-05-28 | 2015-10-07 | 北京安腾天汇通信技术有限公司 | Antenna oscillator assembly, antenna and communication equipment |
| CN105932419A (en) * | 2016-07-01 | 2016-09-07 | 西安电子科技大学 | Multi-frequency band packaging antenna based on step type laminated structure |
| CN108336492A (en) * | 2018-04-03 | 2018-07-27 | 南京信息工程大学 | A kind of small-sized Big Dipper B1 band microstrip center-fed antenna |
| CN108682947A (en) * | 2018-05-30 | 2018-10-19 | 电子科技大学 | A kind of low elevation angle high-gain circular polarization microstrip antenna in broadband for satellite communication |
| CN110401034A (en) * | 2019-08-13 | 2019-11-01 | 中国电子科技集团公司第五十四研究所 | A kind of integrated antenna of communication and navigation |
| CN112582787A (en) * | 2019-09-30 | 2021-03-30 | 华为技术有限公司 | Antenna structure and electronic equipment |
| CN112768917A (en) * | 2020-12-30 | 2021-05-07 | 上海海积信息科技股份有限公司 | Positioning communication antenna |
| CN113013585A (en) * | 2021-02-20 | 2021-06-22 | 上海海积信息科技股份有限公司 | Antenna and vehicle-mounted equipment |
| CN114865324A (en) * | 2022-04-11 | 2022-08-05 | 北京机电工程研究所 | Small-sized transmitting-receiving common-caliber high-isolation high-temperature antenna |
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2014
- 2014-11-29 CN CN201420729654.3U patent/CN204271252U/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104836019A (en) * | 2015-05-13 | 2015-08-12 | 西安电子科技大学 | Three-frequency-range common-caliber active navigation antenna |
| CN104966883A (en) * | 2015-05-28 | 2015-10-07 | 北京安腾天汇通信技术有限公司 | Antenna oscillator assembly, antenna and communication equipment |
| CN104966883B (en) * | 2015-05-28 | 2018-01-19 | 北京安腾天汇通信技术有限公司 | A kind of antenna oscillator component, antenna and communication apparatus |
| CN105932419A (en) * | 2016-07-01 | 2016-09-07 | 西安电子科技大学 | Multi-frequency band packaging antenna based on step type laminated structure |
| CN108336492A (en) * | 2018-04-03 | 2018-07-27 | 南京信息工程大学 | A kind of small-sized Big Dipper B1 band microstrip center-fed antenna |
| CN108682947A (en) * | 2018-05-30 | 2018-10-19 | 电子科技大学 | A kind of low elevation angle high-gain circular polarization microstrip antenna in broadband for satellite communication |
| CN110401034A (en) * | 2019-08-13 | 2019-11-01 | 中国电子科技集团公司第五十四研究所 | A kind of integrated antenna of communication and navigation |
| CN110401034B (en) * | 2019-08-13 | 2024-02-13 | 中国电子科技集团公司第五十四研究所 | Integrated antenna of communication navigation integration |
| WO2021063094A1 (en) * | 2019-09-30 | 2021-04-08 | 华为技术有限公司 | Antenna structure and electronic device |
| CN112582787B (en) * | 2019-09-30 | 2022-04-22 | 华为技术有限公司 | Antenna structure and electronic equipment |
| CN112582787A (en) * | 2019-09-30 | 2021-03-30 | 华为技术有限公司 | Antenna structure and electronic equipment |
| US11973278B2 (en) | 2019-09-30 | 2024-04-30 | Huawei Technologies Co., Ltd. | Antenna structure and electronic device |
| CN112768917A (en) * | 2020-12-30 | 2021-05-07 | 上海海积信息科技股份有限公司 | Positioning communication antenna |
| CN112768917B (en) * | 2020-12-30 | 2021-10-08 | 上海海积信息科技股份有限公司 | Positioning communication antenna |
| CN113013585A (en) * | 2021-02-20 | 2021-06-22 | 上海海积信息科技股份有限公司 | Antenna and vehicle-mounted equipment |
| CN113013585B (en) * | 2021-02-20 | 2023-10-24 | 上海海积信息科技股份有限公司 | Antenna and vehicle-mounted equipment |
| CN114865324A (en) * | 2022-04-11 | 2022-08-05 | 北京机电工程研究所 | Small-sized transmitting-receiving common-caliber high-isolation high-temperature antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 Termination date: 20171129 |
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| CF01 | Termination of patent right due to non-payment of annual fee |