CN105977628A - Miniature multi-band spiral navigation antenna - Google Patents
Miniature multi-band spiral navigation antenna Download PDFInfo
- Publication number
- CN105977628A CN105977628A CN201610497874.1A CN201610497874A CN105977628A CN 105977628 A CN105977628 A CN 105977628A CN 201610497874 A CN201610497874 A CN 201610497874A CN 105977628 A CN105977628 A CN 105977628A
- Authority
- CN
- China
- Prior art keywords
- spiral
- metal
- grounding
- antenna
- base
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/10—Resonant antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention belongs to the technical field of antennas, and especially relates to a miniature multi-band spiral navigation antenna. The antenna comprises a pedestal, a rotating body, an antenna radiator, and grounding pins. The pedestal is provided with a grounding metal surface, and the rotating body is fixedly disposed on the pedestal. The antenna radiator consists of a plurality of groups of radiation units, and each group of radiation units consist of a plurality of spiral metal arms. The plurality of spiral metal arms are disposed on a side surface of the rotating body, and each spiral metal arm is spiral from the bottom to the top. The bottoms of the spiral metal arms are provided with metal connection bars, and the metal connection bars enable the spiral metal arms to be connected conductively. The upper ends of the grounding pins are conductively connected with the metal connection bars, and the lower ends of the grounding pins are conductively connected with the grounding metal surface. The antenna is small in size, is light in weight, is low in cost, has many bands, and is wide in wave beam.
Description
Technical field
The invention belongs to antenna technical field, particularly to a kind of Miniaturized multiband spiral navigation antenna.
Background technology
At radio, antenna has been widely used in navigation signal and has received, spaceborne and communication field.And for satellite navigation communication field, it is desirable to the performances such as antenna has miniaturization, multifrequency point, circular polarisation, four-arm spiral antenna is therefore widely used.
It is high that four-arm spiral antenna has good antenna performance, such as low elevation gain, and better than performance front and back, excellent Radix Rumicis circular polarization characteristics etc., and low cost are lightweight, makes simple, can be printed on very easily on board substrate.By each arm of antenna is fed, and when phase contrast is followed successively by 90 °, it is possible to realize circular polarization characteristics, the reception of beneficially satellite navigation framing signal.
Chinese invention patent (application number: 201310461101.4 applying date 2013.09.29) discloses a kind of GNSS multifrequency satellite navigation antenna, and this antenna mainly solves the existing problem that four-arm spiral antenna working band is narrow, gain is low.This antenna includes frustum, the covering flexible media on frustum surface, is printed on the mixed radiation arm on flexible media surface, connector and is connected to the dielectric-slab bottom frustum；Described dielectric-slab lower floor is power splitter, and dielectric-slab upper strata is the radiation floor that metal level is constituted, and radiant body is connected with power splitter by the second connector.
Summary of the invention
It is contemplated that propose a kind of Miniaturized multiband spiral navigation antenna, to realize the performances such as miniaturization, multiband.
In order to realize above-mentioned purpose, present invention employs following technical scheme:
A kind of Miniaturized multiband spiral navigation antenna, this navigation antenna includes:
Base, base is provided with grounding metal plane；
Rotary body, rotary body is fixedly installed on base；
Antenna radiator, antenna radiator is constituted by organizing radiating element more, often group radiating element is made up of a plurality of spiral metal arm, described a plurality of spiral metal arm attaches the side surface being arranged on rotary body, the most in the shape of a spiral, the bottom of a plurality of spiral metal arm is provided with metallic contact strips and is conductively connected mutually by a plurality of spiral metal arm spiral metal arm；
Grounding pin, the upper end of grounding pin is conductively connected mutually with metallic contact strips, and lower end is conductively connected mutually with described grounding metal plane.
As improving further, the two ends of described metallic contact strips are respectively arranged with grounding pin, and two grounding pins are conductively connected mutually with described grounding metal plane.
As improving further, described base is conductive material；Or, described base is non-conductive material, and the lower surface at base is provided with described grounding metal plane, and the outer ring of base is provided with multiple via, via inwall is metal material, and described grounding pin is conductively connected with described grounding metal plane mutually by via.
As improving further, the quantity of the outer ring correspondence radiating element of described base is arranged organizes via more, and the quantity often organizing via is 2,3 or 4, and the top often organizing via is conductively connected mutually by metal material.Most preferably, the quantity often organizing via is 3.
As improving further, the two ends of described metallic contact strips are respectively arranged with grounding pin, two grounding pins all with one group of via above metal material.
As improving further, described radiating element is 2,3,4,5 or 6 groups, and the spiral metal arm often organizing radiating element is 2,3 or 4.Most preferably, described radiating element is 4 groups, and the spiral metal arm often organizing radiating element is 3.
As improving further, a plurality of spiral metal arm of described radiating element there is the length of a spiral metal arm to be longer than other spiral metal arm.
As improving further, described rotary body is cylinder, round platform or circular cone.Most preferably, rotary body is cylinder.
As improving further, described metallic contact strips, the material of spiral metal arm are gold, silver or copper.
Due to the fact that and have employed above-mentioned technical scheme, it is little that this navigation antenna has volume, lightweight, the feature of low cost, and has multiband, the performance of broad beam.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the antenna input characteristics curve chart of the embodiment of the present invention 1.
Detailed description of the invention
Below in conjunction with the accompanying drawings the detailed description of the invention of the present invention is made a detailed explanation.
Embodiment 1
A kind of Miniaturized multiband spiral navigation antenna as shown in Figure 1, this navigation antenna includes: base 1, rotary body 2, antenna radiator and grounding pin 5.Base 1 is non-conductive material, and the lower surface at base 1 is provided with described grounding metal plane 8.Rotary body 2 is fixedly installed on base 1, and rotary body 2 is cylinder, has certain altitude, to realize the characteristics such as good low elevation gain.Antenna radiator is made up of 4 groups of radiating elements 3, it is spaced set between two radiating elements 3, often group radiating element 3 is made up of 3 spiral metal arms 31,32,33, described 3 spiral metal arms 31,32,33 attach the side surface being arranged on rotary body 2, article two, it is spaced set between spiral metal arm 31,32,33,3 spiral metal arms 31,32,33 of radiating element 3 are the most in the shape of a spiral, wherein, the length of one the spiral metal arm 31 in the top is the longest, and the length of a middle spiral metal arm 32 is the shortest.Slightly long spiral metal arm 31 excites the resonant frequency of the low-frequency range in double frequency, and slightly shorter spiral metal arm 31,32 excites the resonant frequency of the high band in double frequency, and also has the effect increasing bandwidth.
As it is shown in figure 1, the bottom of 3 spiral metal arms 31,32,33 is provided with metallic contact strips 4,3 spiral metal arms 31,32,33 phase is conductively connected.The quantity of the outer ring correspondence radiating element 3 of base 1 arranges 4 groups of vias 6, and often the quantity of group via 6 is 3, and the top of 3 vias 6 is conductively connected by metal material 7 phase.The two ends of metallic contact strips 4 are respectively arranged with grounding pin 5, and metal material 7 phase above grounding pin 5 via corresponding with changing grounding pin 56 groups is conductively connected, and another grounding pin 5 is connected with described base 1.The coupling of antenna two-band resonant frequency is realized by adjusting the position of grounding pin.
Embodiment 2
A kind of Miniaturized multiband spiral navigation antenna, makes rotary body 2 into round platform, and other technical characteristic is as described in Example 1.It is little that this navigation antenna has volume equally, lightweight, the feature of low cost, and has multiband, the performance of broad beam.
Embodiment 3
A kind of Miniaturized multiband spiral navigation antenna, makes rotary body 2 into circular cone, and other technical characteristic is as described in Example 1.It is little that this navigation antenna has volume equally, lightweight, the feature of low cost, and has multiband, the performance of broad beam.
Claims (10)
1. a Miniaturized multiband spiral navigation antenna, it is characterised in that this navigation antenna includes:
Base (1), base (1) is provided with grounding metal plane (8)；
Rotary body (2), rotary body (2) is fixedly installed on base (1)；
Antenna radiator, antenna radiator is constituted by organizing radiating element (3) more, often organize radiating element (3) to be made up of a plurality of spiral metal arm (31,32,33), described a plurality of spiral metal arm (31,32,33) attaches the side surface being arranged on rotary body (2), the most in the shape of a spiral, the bottom of a plurality of spiral metal arm (31,32,33) is provided with metallic contact strips (4) and is conductively connected mutually by a plurality of spiral metal arm (31,32,33) spiral metal arm (31,32,33)；
Grounding pin (5), the upper end of grounding pin (5) is conductively connected mutually with metallic contact strips (4), and lower end is conductively connected mutually with described grounding metal plane (8).
A kind of Miniaturized multiband spiral navigation antenna the most according to claim 1, it is characterised in that: the two ends of metallic contact strips (4) are respectively arranged with grounding pin (5), and two grounding pins (5) are conductively connected mutually with described grounding metal plane (8).
A kind of Miniaturized multiband spiral navigation antenna the most according to claim 1 and 2, it is characterised in that: base (1) is conductive material；Or, base (1) is non-conductive material, lower surface at base (1) is provided with described grounding metal plane (8), and the outer ring of base (1) is provided with multiple via (6), via (6) inwall is metal material, and described grounding pin (5) is conductively connected with described grounding metal plane (8) mutually by via (6).
A kind of Miniaturized multiband spiral navigation antenna the most according to claim 3, it is characterized in that: base (1) is non-conductive material, the quantity of outer ring correspondence radiating element (3) of base (1) is arranged organizes via (6) more, the quantity often organizing via (6) is 2,3 or 4, and the top of 2,3 or 4 vias (6) often organizing via (6) is conductively connected mutually by metal material (7).
A kind of Miniaturized multiband spiral navigation antenna the most according to claim 4, it is characterized in that: the two ends of metallic contact strips (4) are respectively arranged with grounding pin (5), one grounding pin (5) is conductively connected mutually with the metal material (7) changed above grounding pin (5) corresponding via (6) group, and another grounding pin (5) is connected with described base (1).
A kind of Miniaturized multiband spiral navigation antenna the most according to claim 1, it is characterised in that: radiating element (3) is 2,3,4,5 or 6 groups, and the spiral metal arm (31,32,33) often organizing radiating element (3) is 2,3 or 4.
7. according to a kind of Miniaturized multiband spiral navigation antenna described in claim 1 or 6, it is characterised in that: it is spaced set between two radiating elements (3), is spaced set between two spiral metal arms (31,32,33).
8. according to a kind of Miniaturized multiband spiral navigation antenna described in claim 1 or 6, it is characterised in that: a plurality of spiral metal arm (31,32,33) of radiating element (3) there is the length of a spiral metal arm (31,32,33) to be longer than other spiral metal arm (31,32,33).
A kind of Miniaturized multiband spiral navigation antenna the most according to claim 1, it is characterised in that: rotary body (2) is cylinder, round platform or circular cone.
A kind of Miniaturized multiband spiral navigation antenna the most according to claim 1, it is characterised in that: metallic contact strips (4), the material of spiral metal arm (31,32,33) they are gold, silver or copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610497874.1A CN105977628A (en) | 2016-06-25 | 2016-06-25 | Miniature multi-band spiral navigation antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610497874.1A CN105977628A (en) | 2016-06-25 | 2016-06-25 | Miniature multi-band spiral navigation antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105977628A true CN105977628A (en) | 2016-09-28 |
Family
ID=57019666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610497874.1A Pending CN105977628A (en) | 2016-06-25 | 2016-06-25 | Miniature multi-band spiral navigation antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105977628A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107834175A (en) * | 2017-11-15 | 2018-03-23 | 福建福大北斗通信科技有限公司 | One kind miniaturization top-loaded double-frequency quadrifilar helix antenna and its method of work |
| CN110518370A (en) * | 2019-08-06 | 2019-11-29 | 西安电子科技大学 | A kind of wide angle covering array antenna of multiband Shared aperture |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244606A (en) * | 2015-11-11 | 2016-01-13 | 上海海积信息科技股份有限公司 | Quadrifilar helix antenna |
| CN205231239U (en) * | 2015-12-17 | 2016-05-11 | 北京旋极星达技术有限公司 | Novel multifrequency helical antenna |
| CN105576355A (en) * | 2016-01-05 | 2016-05-11 | 上海海积信息科技股份有限公司 | Helical antenna |
| CN205811039U (en) * | 2016-06-25 | 2016-12-14 | 嘉兴佳利电子有限公司 | A kind of Miniaturized multiband spiral navigation antenna |
-
2016
- 2016-06-25 CN CN201610497874.1A patent/CN105977628A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244606A (en) * | 2015-11-11 | 2016-01-13 | 上海海积信息科技股份有限公司 | Quadrifilar helix antenna |
| CN205231239U (en) * | 2015-12-17 | 2016-05-11 | 北京旋极星达技术有限公司 | Novel multifrequency helical antenna |
| CN105576355A (en) * | 2016-01-05 | 2016-05-11 | 上海海积信息科技股份有限公司 | Helical antenna |
| CN205811039U (en) * | 2016-06-25 | 2016-12-14 | 嘉兴佳利电子有限公司 | A kind of Miniaturized multiband spiral navigation antenna |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107834175A (en) * | 2017-11-15 | 2018-03-23 | 福建福大北斗通信科技有限公司 | One kind miniaturization top-loaded double-frequency quadrifilar helix antenna and its method of work |
| CN107834175B (en) * | 2017-11-15 | 2023-09-29 | 福建福大北斗通信科技有限公司 | Miniaturized top-loading double-frequency four-arm spiral antenna and working method thereof |
| CN110518370A (en) * | 2019-08-06 | 2019-11-29 | 西安电子科技大学 | A kind of wide angle covering array antenna of multiband Shared aperture |
| CN110518370B (en) * | 2019-08-06 | 2021-04-13 | 西安电子科技大学 | Multiband common-caliber wide-angle coverage array antenna |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8786499B2 (en) | Multiband antenna system and methods | |
| CN112956076A (en) | Antenna including multi-resonant crossed dipole radiating element and associated radiating element | |
| US20020075187A1 (en) | Low SAR broadband antenna assembly | |
| US7724193B2 (en) | Printed circuit boards with a multi-plane antenna and methods for configuring the same | |
| CN106816695A (en) | Three frequency range high-gain omnidirectional dipole antennas | |
| CN109075436A (en) | Ultra wideband dual polarization radiating element for antenna for base station | |
| US11387559B2 (en) | Coupled antenna system for multiband operation | |
| CN103117452A (en) | Novel LTE (long-term evolution) terminal antenna | |
| EP3073568B1 (en) | Wireless device using an array of ground plane boosters for multiband operation | |
| US10193238B2 (en) | Dipole antenna element with open-end traces | |
| CN108155460B (en) | Double-frequency omni-directional coupling support-section loaded spiral antenna and manufacturing method thereof | |
| CN110534892B (en) | Miniaturized inboard spiral coupling feed's slot helical antenna | |
| CN115939739A (en) | Modular multi-stage antenna system and assembly for wireless communication | |
| CN101728636A (en) | Dual-band antenna | |
| US8063847B2 (en) | Multi-band antenna | |
| CN205811039U (en) | A kind of Miniaturized multiband spiral navigation antenna | |
| CN105977628A (en) | Miniature multi-band spiral navigation antenna | |
| US11916319B2 (en) | Filar antenna element devices and methods | |
| TWI594498B (en) | Multi-frequency monopole antenna for tablet and botebook computers | |
| Sood et al. | Design of Dual Band Microstrip Patch Antenna for Satellite Communication and Radar Applications | |
| KR100674590B1 (en) | Stacked dipole-loop antenna | |
| CN107369889A (en) | Compact two-band linear polarization monopole antenna | |
| US9246220B2 (en) | Full-band antenna | |
| CN209150295U (en) | A kind of dipole antenna of couple feed | |
| Yamashita | LTCC End-Fire Array Antenna with Dual-Band and Dual-Polarization for Mobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160928 |