CN103367933A - Antenna assembly - Google Patents
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- CN103367933A CN103367933A CN2013102978654A CN201310297865A CN103367933A CN 103367933 A CN103367933 A CN 103367933A CN 2013102978654 A CN2013102978654 A CN 2013102978654A CN 201310297865 A CN201310297865 A CN 201310297865A CN 103367933 A CN103367933 A CN 103367933A
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Abstract
The invention relates to the field of satellite antennas, and provides an antenna assembly. The antenna assembly comprises a reflecting surface, a first frequency band radiating surface, a first frequency band dielectric layer, a second frequency band radiating surface and a second frequency band dielectric layer, wherein the first frequency band radiating surface, the first frequency band dielectric layer, the second frequency band radiating surface and the second frequency band dielectric layer are located on the reflecting surface, sequentially ranked from top to bottom, and connected to the reflecting surface through fixing probes. The first frequency band radiating surface is located on the first frequency band dielectric layer, the second frequency band radiating surface is located on the second frequency band dielectric layer, and the second frequency band radiating surface is larger than the first frequency band radiating surface. The first frequency band radiating surface is connected to a first frequency band feed network through the first frequency band feed probe, the second frequency band radiating surface is connected to a second frequency band feed network through the second frequency band feed probe, and the first frequency band feed network and the second frequency band feed network are connected with a low noise amplifier circuit. The first frequency band feed network, the second frequency band feed network and the low noise amplifier circuit are located between a shielding box and the reflecting surface. According to the technical scheme, multi-system compatibility is achieved.
Description
Technical field
The present invention relates to the satellite antenna field, relate to especially a kind of antenna assembly.
Background technology
Along with the development of satellite navigation and measuring technique, global position system has also obtained increasingly extensive application.At present, the existing a plurality of countries in the whole world have set up the global position system of oneself, such as the Galileo GALILEO system in the dipper system BDS of China, the gps system of the U.S., Muscovite GLONASS GLONASS system and Europe.Especially Beidou satellite navigation system, it is the GPS (Global Position System) of Chinese independent development, autonomous operation, also is simultaneously the important space information infrastructure that country is building.Through the developments in 19 years and construction, Beidou satellite navigation system is applied at numerous areas such as mapping, fishery, communications and transportation, telecommunications, water conservancy, forest fire protection, the mitigation disaster relief and national security, has produced significant economic benefit and social benefit.
Antenna is slowly ripe as the key equipment of satellite signal receiving, along with the in-depth of continuous maturation and the civil nature process of these satellite systems, high-performance, becomes the object that the consumer pursues.
How to realize that the antenna of multisystem compatibility measures the focus of field of antenna especially both at home and abroad.In order further to improve the precision of measuring, domestic and international each integrated circuit board manufacturer integrated circuit board of multisystem compatibility that released one after another, recent burning hoter compatible BDS B1/B2/B3GPS L1/L2/L5GLONASS L1/L2 and the system of Galileo E5a/E5b/E6D, especially hot technology particularly.But above each scheme does not all reach real multisystem compatibility.
Summary of the invention
The technical problem that the present invention solves is to provide a kind of antenna assembly, and is compatible to realize multisystem.
For addressing the above problem, antenna assembly provided by the invention comprises,
Reflecting surface is positioned at the first frequency range radiating surface of arranging successively on the reflecting surface, the first frequency range dielectric layer, the second frequency range radiating surface, the second frequency range dielectric layer, wherein the first frequency range radiating surface is positioned on the first frequency range dielectric layer, and the second frequency range radiating surface is positioned on the second frequency range dielectric layer; Described the second frequency range radiating surface is greater than the first frequency range radiating surface; Described the first frequency range dielectric layer, the first frequency range radiating surface, the second frequency range dielectric layer, the second frequency range radiating surface are connected on the reflecting surface by stationary probe; Described the first frequency range radiating surface is connected to the first frequency range feeding network by the first frequency range feed probes; Described the second frequency range radiating surface is connected to the second frequency range feeding network by the second frequency range feed probes; Described the first frequency range feeding network be connected the frequency range feeding network and connect low noise amplifier circuit; Described the first frequency range feeding network, the second frequency range feeding network and low noise amplifier circuit are between shielding box and reflecting surface.
Further, in the above-mentioned antenna assembly, described the first frequency range dielectric layer and/or the second frequency range dielectric layer are step-like.
Further, in the above-mentioned antenna assembly,
Described the first frequency range radiating surface is in the top of antenna assembly, and it is shaped as circle or square; If described the first frequency range radiating surface is circular, then at the Bian Shangyou of circle fine setting resonant section, described fine setting resonant section is comprised of symmetrical structure, and its quantity is four integer multiple, and itself and four feed probes of the first frequency range are horizontal distribution.
Described the second frequency range radiating surface is below the first frequency range dielectric layer, and above the second frequency range dielectric layer, it is shaped as circle or square; When if described the second frequency range radiating surface is circular, at the Bian Shangyou of circle fine setting resonant section, described fine setting resonant section is comprised of symmetrical structure, and its quantity is four integer multiple, and itself and four feed probes of the second frequency range are horizontal distribution.
Further, in the above-mentioned antenna assembly,
Link to each other with the first frequency range radiating surface above described the first frequency range feed probes, pass the first frequency range dielectric layer, the second frequency range radiating surface, the second frequency range dielectric layer, link to each other with the phase-shift network of described the first frequency range feeding network on the reflecting plate;
Link to each other with the second frequency range radiating surface above described the second frequency range feed probes, by the second frequency range dielectric layer, link to each other with the phase-shift network of the second frequency range feeding network on the reflecting plate.
Further, in the above-mentioned antenna assembly, described the first frequency range feed probes and the second frequency range feed probes are the good metal probe of conduction;
The first frequency range feed probes becomes positive symmetric mode evenly to distribute with the second frequency range feed probes with stationary probe, and becomes 90 degree to distribute between each probe; Wherein stationary probe is in the centre of whole antenna assembly, for conducting electricity good metal.
Described the first frequency range feed probes becomes positive symmetric mode evenly to distribute with the second frequency range feed probes with the locking probe, and becomes 45 degree to distribute between each probe, and wherein four locking probes are metal or nonmetal.
Further, in the above-mentioned antenna assembly, described the first frequency range feed probes and the second frequency range feed probes are screw.
Further, in the above-mentioned antenna assembly, in the bottom of reflecting plate the integrated installation hole is arranged, it evenly distributes on reflecting plate.
Further, in the above-mentioned antenna assembly, has radio-frequency joint in the bottom of reflecting plate.
Further, in the above-mentioned antenna assembly, the first frequency range feeding network comprises phase-shift network A, phase-shift network B, phase-shift network C and short microstrip line and long microstrip line, described the first frequency range feed probes is inputted from the input port of phase-shift network A and the input port of phase-shift network B respectively, signal difference spreading microstrip line and short microstrip line from phase-shift network B and phase-shift network A output, then link to each other with two input ports of phase-shift network C respectively, exported by phase-shift network C output port at last; Phase-shift network A, phase-shift network B, phase-shift network C configuration one coupling port connect respectively matched load.
Further, in the above-mentioned antenna assembly, the first frequency range feeding network comprises phase-shift network D, phase-shift network E, phase-shift network F and short microstrip line and long microstrip line, described the first frequency range feed probes is inputted from the input port of phase-shift network A and the input port of phase-shift network B respectively, signal difference spreading microstrip line and short microstrip line from phase-shift network E and phase-shift network D output, then link to each other with two input ports of phase-shift network C respectively, exported by phase-shift network C output port at last; Phase-shift network D, phase-shift network E, phase-shift network F configuration one coupling port connect respectively matched load.
Further, in the above-mentioned antenna assembly,
Described low noise amplifier circuit comprises the first frequency range first order band pass filter, the first band low noise amplifier, the first frequency range second level band pass filter, the second frequency range first order band pass filter, the second band low noise amplifier, the second frequency range second level band pass filter, closes the road network network, the first order is closed the road low noise amplifier, closed the road output port; The signal of the first frequency range feeding network output is through the first frequency range first order band pass filter, the first band low noise amplifier, the first frequency range second level band pass filter, then reach and close the road network network; The signal of the second frequency range feeding network output is through the second frequency range first order filter, the second band low noise amplifier, the second frequency range second level filter, after the signal that comes with the first frequency range in closing the road network network merges, close the road low noise amplifier from closing road output port output through the first order, link to each other with receiver by radio-frequency joint again.
Further, in the above-mentioned antenna assembly, described low noise amplifier circuit comprises that also the second level closes the road low noise amplifier, is connected to the first order and closes the road low noise amplifier and close between the output port of road.
Adopt technical scheme of the present invention, improved greatly the bandwidth of antenna, real realization can compatible BDS B1/B2/B3GPS L1/L2/L5GLONASS L1/L2 and the requirement of the multisystem such as Galileo E5a/E5b/E6D, and the physical structure of full symmetric further provides guarantee for the stability that improves phase center.The mounting means that adopts not only allows the bandwidth of paster antenna obtain great utilization, adopts simultaneously brand-new screw feedback point mode, improves cleverly the reliability of antenna connection and the convenience of operation, more is conducive to the batch production of antenna.Increase location hole and radio-frequency joint at reflecting plate simultaneously, for the integrated and miniaturization of antenna and receiver is provided convenience.
Description of drawings
Accompanying drawing described herein is used to provide a further understanding of the present invention, consists of a part of the present invention, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not consist of improper restriction of the present invention.In the accompanying drawings:
Fig. 1 is embodiment of the invention antenna assembly vertical view;
Fig. 2 is embodiment of the invention antenna assembly profile;
Fig. 3 is embodiment of the invention antenna assembly upward view;
Fig. 4 is the embodiment of the invention the first frequency range feeding network structure chart;
Fig. 5 is the embodiment of the invention the second frequency range feeding network structure chart;
Fig. 6 is embodiment of the invention amplification circuit structure figure.
Embodiment
In order to make technical problem to be solved by this invention, technical scheme and beneficial effect clearer, clear, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
In an embodiment of the present invention, " upper and lower " refers to relative position, do not represent the absolute position; " connection " expression directly connects, and also can represent indirect joint.
Such as Fig. 1, Fig. 2, shown in Figure 3, be vertical view, profile, the upward view of the embodiment of the invention, a kind of antenna assembly is provided, this antenna assembly comprises,
Reflecting surface 1, be positioned on the reflecting surface, the first frequency range radiating surface 8 of arranging successively from top to bottom, the first frequency range dielectric layer 3, the second frequency range radiating surface 6, the second frequency range dielectric layer 11, wherein the first frequency range radiating surface 8 is positioned on the first frequency range dielectric layer 3, and the second frequency range radiating surface 6 is positioned on the second frequency range dielectric layer 11; Described the first frequency range dielectric layer 3, the first frequency range radiating surface 8, the second frequency range dielectric layer 11, the second frequency range radiating surface 6 are connected on the reflecting surface 1 by stationary probe 9.Described the first frequency range radiating surface 8 is connected to the first frequency range feeding network by the first frequency range feed probes 2, and described the first frequency range feed probes is 4; Described the second frequency range radiating surface 6 is connected to the second frequency range feeding network by the second frequency range feed probes 7.Described the second frequency range feed probes is 4.Described the first frequency range feeding network, the second frequency range feeding network and low noise amplifier circuit are between shielding box 10 and reflecting surface; Described shielding box is under reflecting surface.Described the second frequency range radiating surface 6 is greater than the first frequency range radiating surface 8.
Above-mentioned the first frequency range dielectric layer 3 and/or the second frequency range dielectric layer 11 are step-like, adopt step shape can save the space, thereby convenient for assembly.
Described the first frequency range radiating surface 8 is in the top of antenna assembly, and it is shaped as circle or square; If described the first frequency range radiating surface 8 is circular, then at the Bian Shangyou of circle fine setting resonant section 48, resonant section 48 is comprised of symmetrical structure, and its quantity can be four, eight, 12 etc. four integer multiple, and itself and four feed probes 2 of the first frequency range are horizontal distribution.
Described the second frequency range radiating surface 6 is below the first frequency range dielectric layer 3, and above the second frequency range dielectric layer 11, it is shaped as circle or square; When if described the second frequency range radiating surface 6 is circular, at the Bian Shangyou of circle fine setting resonant section 49, resonant section 49 is comprised of symmetrical structure, and its quantity can be four, eight, 12 etc. four integer multiple.And itself and four feed probes 7 of the second frequency range are horizontal distribution.
Link to each other with the first frequency range radiating surface 8 above described the first frequency range feed probes 2, pass the first frequency range dielectric layer 3, the second frequency range radiating surface 6, the second frequency range dielectric layer 11, link to each other with the phase-shift network of the first frequency range feeding network (such as Fig. 4) on the reflecting plate 1.Link to each other with the second frequency range radiating surface 6 above described the second frequency range feed probes 7, by the second frequency range dielectric layer 11, link to each other with the phase-shift network of the second frequency range feeding network (such as Fig. 5) on the reflecting plate 1.
Described the first frequency range feed probes 2 and the second frequency range feed probes 7 are the good metal probe of conduction.As shown in Figure 1, the first frequency range feed probes 2 evenly distributes with 9 one-tenth positive symmetric modes of stationary probe with the second frequency range feed probes 7, and becomes 90 degree to distribute between each probe.Wherein stationary probe 9 is in the centre of whole antenna, for conducting electricity good metal.As an example, the first frequency range feed probes 2 and the second frequency range feed probes 7 are screw.
As shown in Figure 1,4 one-tenth positive symmetric modes of described the first frequency range feed probes 2 and the second frequency range feed probes 7 and four locking probes evenly distribute, and become 45 degree to distribute between each probe, and wherein four locking probes 4 can be metal or nonmetal.
As shown in Figure 1, integrated installation hole 46 is arranged around reflecting plate, it evenly distributes on reflecting plate, is convenient to the integrated of antenna and receiver.
As shown in Figure 2, around reflecting plate, radio-frequency joint 47 is arranged, be convenient to antenna and be connected with the noiseless of receiver.
Such as Fig. 4, the first frequency range feeding network comprises phase-shift network A22, phase-shift network B17, phase-shift network C12 and short microstrip line 14 and long microstrip line 15, described four the first frequency range feed probes 2 are inputted from the input port 16 of phase-shift network A22 and the input port 18 of phase-shift network B17 respectively, signal difference spreading microstrip line 15 and short microstrip line 14 from phase-shift network B17 and phase-shift network A22 output, long microstrip line 15 is than short microstrip line 14 long quarter-waves (with respect to the first frequency range), then link to each other with two input ports 23 of phase-shift network C12 respectively, by 13 outputs of phase-shift network C12 output port, phase-shift network A22 mates port 20 at last, phase-shift network B17 mates port 19, phase-shift network C12 coupling port 21 connects respectively matched load.Not only make easily antenna realize right-handed circular polarization in the first frequency range by the first frequency range feeding network, and feed is oversimplified, and simple in structure.
Same reason, as shown in Figure 5, the second frequency range feeding network comprises phase-shift network D30, phase-shift network E34, phase-shift network F27 and short microstrip line 28 and long microstrip line 29, described four the second frequency range feed probes 7 are inputted from the input port 32 of phase-shift network D30 and the input port 33 of phase-shift network E34 respectively, signal difference spreading microstrip line 29 and short microstrip line 28 from phase-shift network D30 and phase-shift network E34 output, long microstrip line 29 is than short microstrip line 28 long quarter-waves (with respect to the second frequency range), then link to each other with two input ports 24 of phase-shift network F27 respectively, by 25 outputs of phase-shift network F27 output port, phase-shift network D30 mates port 31 at last, phase-shift network E34 mates port 35, phase-shift network F27 coupling port 26 connects respectively matched load.By the second frequency range feeding network, make antenna realize right-handed circular polarization in the second frequency range.
As shown in Figure 6, low noise amplifier circuit comprises the first frequency range first order band pass filter 36, the first band low noise amplifier 37, the first frequency range second level band pass filter 38, the second frequency range first order band pass filter 42, the second band low noise amplifier 43, the second frequency range second level band pass filter 44, closes road network network 39, the first order is closed road low noise amplifier 40, road this low noise amplifier of low noise amplifier 41(is closed in the second level must, can not want yet, decide according to the requirement of multiplication factor), close road output port 45.By closing road matching network 19, reduced the number of low noise amplifier, reduced power consumption.By the signal of the first frequency range of phase-shift network C12 output port 13 output successively through the first frequency range first order band pass filter 36, the first band low noise amplifier 37, the first frequency range second level band pass filter 38, then reach and close road network network 39.Similarly, the signal of the second frequency range feeding network output is successively through the second frequency range first order filter 42, the second band low noise amplifier 43, the second frequency range second level filter 44, after the signal that comes with the first frequency range in closing road network network 39 merges, the process first order is closed road low noise amplifier 40, export from closing road output port 45 after closing 41 amplifications of road low noise amplifier the second level again, links to each other with receiver by radio-frequency joint 47 again.
Integrated connection flow process of the present invention is: the signal of the first frequency range is linked to each other by the input port 16 of phase-shift network A22 in described four the first frequency range feed probes 2 and the first frequency range feeding network and the input port 18 of phase-shift network B17 through the first frequency range radiating surface 8, then pass through two input ports 23 of described phase-shift network C12, arrive again described phase-shift network C12 output port 13, in described low noise amplifier circuit, from the signal of described phase-shift network C12 output port 13 via described the first frequency range first order band pass filter 36, the first band low noise amplifier 37, reach behind the first frequency range second level band pass filter 38 and close road network network 39.In like manner, the signal of the second frequency range through the second frequency range radiating surface 6 by described four the second frequency range feed probes 7 with after described the second frequency range feeding network links to each other, signal is by output port 25 outputs of described phase-shift network F27, then successively by the second frequency range first order filter 42, the second band low noise amplifier 43, the second frequency range second level filter 44, after the signal that comes with the first frequency range in closing road network network 39 merged, the process first order was closed road low noise amplifier 40, export from closing road output port 45 after closing 41 amplifications of road low noise amplifier the second level again.Wherein the second level close road low noise amplifier 41 can according to the actual requirement of product must, can not want yet.
The described antenna assembly of the embodiment of the invention is because the feedback point mode is special procured in employing, rational layout structure, improved greatly the bandwidth of antenna, real realization can compatible BDS B1/B2/B3GPS L1/L2/L5GLONASS L1/L2 and the requirement of the multisystem such as Galileo E5a/E5b/E6D, and the physical structure of full symmetric further provides guarantee for the stability that improves phase center.The mounting means of special procuring not only allows the bandwidth of paster antenna obtain great utilization, adopts simultaneously brand-new screw feedback point mode, improves cleverly the reliability of antenna connection and the convenience of operation, more is conducive to the batch production of antenna.Increase location hole and radio-frequency joint at reflecting plate simultaneously, for the integrated and miniaturization of antenna and receiver is provided convenience.
Above-mentioned explanation illustrates and has described a preferred embodiment of the present invention, but as previously mentioned, be to be understood that the present invention is not limited to the disclosed form of this paper, should not regard the eliminating to other embodiment as, and can be used for various other combinations, modification and environment, and can in invention contemplated scope described herein, change by technology or the knowledge of above-mentioned instruction or association area.And the change that those skilled in the art carry out and variation do not break away from the spirit and scope of the present invention, then all should be in the protection range of claims of the present invention.
Claims (12)
1. an antenna assembly is characterized in that, comprise,
Reflecting surface is positioned at the first frequency range radiating surface of arranging successively on the reflecting surface, from top to bottom, the first frequency range dielectric layer, the second frequency range radiating surface, the second frequency range dielectric layer, wherein the first frequency range radiating surface is positioned on the first frequency range dielectric layer, and the second frequency range radiating surface is positioned on the second frequency range dielectric layer; Described the second frequency range radiating surface is greater than the first frequency range radiating surface; Described the first frequency range dielectric layer, the first frequency range radiating surface, the second frequency range dielectric layer, the second frequency range radiating surface are connected on the reflecting surface by stationary probe; Described the first frequency range radiating surface is connected to the first frequency range feeding network by the first frequency range feed probes; Described the second frequency range radiating surface is connected to the second frequency range feeding network by the second frequency range feed probes; Described the first frequency range feeding network be connected the frequency range feeding network and connect low noise amplifier circuit; Described the first frequency range feeding network, the second frequency range feeding network and low noise amplifier circuit are between shielding box and reflecting surface lower surface.
2. antenna assembly according to claim 1 is characterized in that, described the first frequency range dielectric layer and/or the second frequency range dielectric layer are step-like.
3. antenna assembly according to claim 1 is characterized in that,
Described the first frequency range radiating surface is in the top of antenna assembly, and it is shaped as circle or square; If described the first frequency range radiating surface is circular, then at the Bian Shangyou of circle fine setting resonant section, described fine setting resonant section is comprised of symmetrical structure, and its quantity is four integer multiple, and itself and four feed probes of the first frequency range are horizontal distribution;
Described the second frequency range radiating surface is below the first frequency range dielectric layer, and above the second frequency range dielectric layer, it is shaped as circle or square; When if described the second frequency range radiating surface is circular, at the Bian Shangyou of circle fine setting resonant section, described fine setting resonant section is comprised of symmetrical structure, and its quantity is four integer multiple, and itself and four feed probes of the second frequency range are horizontal distribution.
4. antenna assembly according to claim 3 is characterized in that,
Link to each other with the first frequency range radiating surface above described the first frequency range feed probes, pass the first frequency range dielectric layer, the second frequency range radiating surface, the second frequency range dielectric layer, link to each other with the phase-shift network of described the first frequency range feeding network on the reflecting plate;
Link to each other with the second frequency range radiating surface above described the second frequency range feed probes, by the second frequency range dielectric layer, link to each other with the phase-shift network of the second frequency range feeding network on the reflecting plate.
5. antenna assembly according to claim 4 is characterized in that, described the first frequency range feed probes and the second frequency range feed probes are the good metal probe of conduction;
The first frequency range feed probes becomes positive symmetric mode evenly to distribute with the second frequency range feed probes with stationary probe, and becomes 90 degree to distribute between each probe; Wherein stationary probe is in the centre of whole antenna assembly, for conducting electricity good metal;
Described the first frequency range feed probes becomes positive symmetric mode evenly to distribute with the second frequency range feed probes with the locking probe, and becomes 45 degree to distribute between each probe, and wherein four locking probes are metal or nonmetal.
6. antenna assembly according to claim 5 is characterized in that, described the first frequency range feed probes and the second frequency range feed probes are screw.
7. antenna assembly according to claim 5 is characterized in that, in the bottom of reflecting plate the integrated installation hole is arranged, and it evenly distributes on reflecting plate.
8. antenna assembly according to claim 7 is characterized in that, has radio-frequency joint in the bottom of reflecting plate.
9. according to claim 1 to 8 arbitrary described antenna assemblies, it is characterized in that, the first frequency range feeding network comprises phase-shift network A, phase-shift network B, phase-shift network C and short microstrip line and long microstrip line, described the first frequency range feed probes is inputted from the input port of phase-shift network A and the input port of phase-shift network B respectively, signal difference spreading microstrip line and short microstrip line from phase-shift network B and phase-shift network A output, then link to each other with two input ports of phase-shift network C respectively, exported by phase-shift network C output port at last; Phase-shift network A, phase-shift network B, phase-shift network C configuration one coupling port connect respectively matched load.
10. according to claim 1 to 8 arbitrary described antenna assemblies, it is characterized in that, the first frequency range feeding network comprises phase-shift network D, phase-shift network E, phase-shift network F and short microstrip line and long microstrip line, described the first frequency range feed probes is inputted from the input port of phase-shift network A and the input port of phase-shift network B respectively, signal difference spreading microstrip line and short microstrip line from phase-shift network E and phase-shift network D output, then link to each other with two input ports of phase-shift network C respectively, exported by phase-shift network C output port at last; Phase-shift network D, phase-shift network E, phase-shift network F configuration one coupling port connect respectively matched load.
11. to 8 arbitrary described antenna assemblies, it is characterized in that according to claim 1,
Described low noise amplifier circuit comprises the first frequency range first order band pass filter, the first band low noise amplifier, the first frequency range second level band pass filter, the second frequency range first order band pass filter, the second band low noise amplifier, the second frequency range second level band pass filter, closes the road network network, the first order is closed the road low noise amplifier, closed the road output port; The signal of the first frequency range feeding network output is through the first frequency range first order band pass filter, the first band low noise amplifier, the first frequency range second level band pass filter, then reach and close the road network network; The signal of the second frequency range feeding network output is through the second frequency range first order filter, the second band low noise amplifier, the second frequency range second level filter, after the signal that comes with the first frequency range in closing the road network network merges, close the road low noise amplifier from closing road output port output through the first order, link to each other with receiver by radio-frequency joint again.
12. antenna assembly according to claim 11 is characterized in that, described low noise amplifier circuit comprises that also the second level closes the road low noise amplifier, is connected to the first order and closes the road low noise amplifier and close between the output port of road.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103531903A (en) * | 2013-11-04 | 2014-01-22 | 镇江中安通信科技有限公司 | Miniature multifrequency Beidou antenna |
| CN105958194A (en) * | 2016-06-01 | 2016-09-21 | 深圳市中联云达科技有限公司 | Circular polarized antenna |
| CN109387860A (en) * | 2018-12-04 | 2019-02-26 | 中电科技扬州宝军电子有限公司 | A kind of ladder ground structure improving antenna phase stability |
| CN110176663A (en) * | 2019-06-21 | 2019-08-27 | 江苏三和欣创通信科技有限公司 | Circularly polarization microstrip patch antenna |
| CN110190398A (en) * | 2019-06-21 | 2019-08-30 | 江苏三和欣创通信科技有限公司 | Round table-like circularly polarization microstrip patch antenna |
| CN110247178A (en) * | 2019-06-15 | 2019-09-17 | 江苏三和欣创通信科技有限公司 | Double-frequency microstrip patch antenna |
| 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 |
| CN115023857A (en) * | 2020-01-06 | 2022-09-06 | 原田工业株式会社 | Feed circuit for circularly polarized antenna |
| CN109387860B (en) * | 2018-12-04 | 2024-06-07 | 中电科技扬州宝军电子有限公司 | Stepped ground structure for improving phase stability of antenna |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101882710A (en) * | 2009-05-08 | 2010-11-10 | 思科技术公司 | Be used for connection for antennas operating on ground plane |
| CN101789538B (en) * | 2009-01-22 | 2011-06-29 | 深圳市华信天线技术有限公司 | Multifrequency patch antenna device |
| CN202363584U (en) * | 2011-12-05 | 2012-08-01 | 上海海积信息科技有限公司 | Multi-band and multi-system positioning satellite receiving antenna adopting polytetrafluoroethylene as medium |
-
2013
- 2013-07-16 CN CN2013102978654A patent/CN103367933A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101789538B (en) * | 2009-01-22 | 2011-06-29 | 深圳市华信天线技术有限公司 | Multifrequency patch antenna device |
| CN101882710A (en) * | 2009-05-08 | 2010-11-10 | 思科技术公司 | Be used for connection for antennas operating on ground plane |
| CN202363584U (en) * | 2011-12-05 | 2012-08-01 | 上海海积信息科技有限公司 | Multi-band and multi-system positioning satellite receiving antenna adopting polytetrafluoroethylene as medium |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103531903A (en) * | 2013-11-04 | 2014-01-22 | 镇江中安通信科技有限公司 | Miniature multifrequency Beidou antenna |
| CN105958194A (en) * | 2016-06-01 | 2016-09-21 | 深圳市中联云达科技有限公司 | Circular polarized antenna |
| CN109387860A (en) * | 2018-12-04 | 2019-02-26 | 中电科技扬州宝军电子有限公司 | A kind of ladder ground structure improving antenna phase stability |
| CN109387860B (en) * | 2018-12-04 | 2024-06-07 | 中电科技扬州宝军电子有限公司 | Stepped ground structure for improving phase stability of antenna |
| CN110247178A (en) * | 2019-06-15 | 2019-09-17 | 江苏三和欣创通信科技有限公司 | Double-frequency microstrip patch antenna |
| CN110176663A (en) * | 2019-06-21 | 2019-08-27 | 江苏三和欣创通信科技有限公司 | Circularly polarization microstrip patch antenna |
| CN110190398A (en) * | 2019-06-21 | 2019-08-30 | 江苏三和欣创通信科技有限公司 | Round table-like circularly polarization microstrip patch antenna |
| CN110176663B (en) * | 2019-06-21 | 2024-05-14 | 江苏三和欣创通信科技有限公司 | Circularly polarized microstrip patch antenna |
| CN110190398B (en) * | 2019-06-21 | 2024-05-14 | 江苏三和欣创通信科技有限公司 | Circular polarized microstrip patch antenna |
| CN115023857A (en) * | 2020-01-06 | 2022-09-06 | 原田工业株式会社 | Feed circuit for circularly polarized antenna |
| 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 |
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