CN2739816Y - Ku waveband integrated electric-controlled phase-shifting antenna unit - Google Patents
Ku waveband integrated electric-controlled phase-shifting antenna unit Download PDFInfo
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- CN2739816Y CN2739816Y CN 200420089052 CN200420089052U CN2739816Y CN 2739816 Y CN2739816 Y CN 2739816Y CN 200420089052 CN200420089052 CN 200420089052 CN 200420089052 U CN200420089052 U CN 200420089052U CN 2739816 Y CN2739816 Y CN 2739816Y
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- phased array
- waveguide cavity
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Abstract
The utility model relates to a Ku waveband integrated electric-controlled phase-shifting antenna unit, comprising an antenna radiation unit, a convex type aluminium metal plate, a coaxial waveguide transforming medium, a low loss ceramic medium, a non-reciprocal ferrite jayrator, a coaxial line joint and a rectangular waveguide cavity. The ferrite jayrator whose both ends are respectively connected with the low loss ceramic medium is arranged in the middle of the waveguide cavity. The metal plate embedded into the coaxial waveguide transforming medium is respectively connected with the both sides of the low loss ceramic medium. One end of the waveguide cavity is connected with the antenna radiation unit, and the other end of waveguide cavity is connected with the coaxial line joint and is fixed by a screw. The utility model, as a non-reciprocal type phase shifter which works on the Ku waveband, is mainly applied to the communication phased array antennas, the ground vehicle mounted phased array antennas and the airborne phased array radar antennas. The utility model, having the advantages of compact structure and little space occupying because of the adoption of the method of space constrained feed, can effectively reduce the cost of the phased array antenna designing and processing.
Description
Technical field
The utility model relates to a kind of antenna element---phase shifter, be specifically related to a kind of integrated electric phase shift antenna element of the Ku of being applicable to wave band, belong to International Classification of Patents H01Q3/00 " the change antenna or the sensing of antenna system radiated wave or the device of direction figure " technical field.
Background technology
Phase shifter most important applications in modern radar is a phased array radar, and phased array radar has thousands of or tens thousand of unit, and all there is a phase shifter each unit, and therefore, the performance of phase shifter and cost have influenced the performance and the cost of radar greatly.According to different purposes, different-waveband, ferrite phase shifter is of a great variety, and nonreciprocal type phase shifter, dual-mode reciprocal phase shifter, circular polarization phase shifter etc. are arranged, and these devices are operated in S, C, X and millimeter wave band mostly, in design with use comparative maturity.Comparatively speaking, be operated in the Ku wave band, be mainly used in communication phase array antenna, the design of ground on-vehicle phased array antenna and airborne phased array radar antenna is defectiveness and not mature enough still.
Summary of the invention
The purpose of this utility model is to provide a kind of and forms the Ku wave band integrated electric phase shift antenna element of compact conformation by three parts such as coaxial line waveguide transitions, nonreciprocal ferrite jayrator, radiating antenna unit.
The technical solution of the utility model is as follows.
Ku wave band integrated electric phase shift antenna element, by antenna radiation unit (1), convex aluminum sheet metal (2), coaxial waveguide conversion medium (3), low-loss ceramic dielectric (4), nonreciprocal ferrite jayrator (5), coaxial line joint (6) and waveguide cavity (7) are formed, ferrite jayrator (5) is positioned over the centre of waveguide cavity (7), and its two ends are connected with low-loss ceramic dielectric (4) respectively, and sheet metal (2) embeds in the coaxial waveguide conversion medium (3), be connected respectively to the both sides of low-loss ceramic dielectric (4), one end of waveguide cavity (7) is connected with antenna radiation unit (1), and the other end is connected with coaxial line joint (6), passes through screw.
Described waveguide cavity (7) is a rectangle.
Ku wave band integrated electric phase shift antenna element of the present utility model for nonreciprocal type phase shifter, is operated in the Ku wave band, is mainly used in communication phase array antenna, ground on-vehicle phased array antenna and airborne phased array radar antenna.This integral structure is mainly formed compact conformation by three parts such as coaxial line-waveguide transitions, nonreciprocal ferrite jayrator, radiating antenna unit.It adopts the space force feeding classification, and it is little therefore to take up room, and can well reduce phased array antenna design and processing cost.
Description of drawings
Fig. 1 is automatically controlled phase shift antenna element schematic diagram;
Fig. 2 is automatically controlled phase shift antenna unit structure figure;
Fig. 3 is automatically controlled phase shift antenna element side cutaway view;
Fig. 4 is automatically controlled phase shift antenna element master pseudosection.
Among the figure: 1, antenna radiation unit, 2, convex aluminum sheet metal, 3, the coaxial waveguide conversion medium, 4, the low-loss ceramic dielectric, 5, nonreciprocal ferrite jayrator, 6, the coaxial line joint, 7, the square wave guide cavity.
Embodiment
As shown in Figure 2, be the structure installation diagram of automatically controlled phase shift antenna element, the material of antenna radiation unit (1) is the organic polymer magnetic medium, and the material of coaxial waveguide conversion medium (3) is a polytetrafluoroethylene.Its assembling is as follows: ferrite jayrator (5) is put into the centre of square wave guide cavity (7), two ends join with low-loss ceramic dielectric (4) respectively, sheet metal (2) embeds in the coaxial waveguide conversion medium (3), receive the both sides of low-loss ceramic dielectric (4) respectively, waveguide cavity (7) one ends are connected with antenna radiation unit (1), the other end links to each other with coaxial line joint (6), by screw.
On performance,, adopt solid conductor to encourage big Current Control closed magnetic circuit magnetized state because ferrite is a closed-loop construct, therefore its switching speed is fast, about 10 μ s, and kinetic power is low, the switch energy has only 200～400 μ J, moves the saltus step precision and can accomplish 6 64 phase shift states, promptly 360 °/2
6=5.625 °/, insert about loss 1dB, standing wave is less than 1.3,7 °～8 ° of root-mean-square errors, 4 °～5 ° of phase shift precision.About 30 grams of integrated electric phase shift antenna element weight, the individual unit gain is Gain=7～7.5dB.Therefore, compare with ferrite phase shifter of the same type certain raising has also been arranged on performance.
Claims (2)
1, Ku wave band integrated electric phase shift antenna element, it is characterized in that: it is by antenna radiation unit (1), convex aluminum sheet metal (2), coaxial waveguide conversion medium (3), low-loss ceramic dielectric (4), nonreciprocal ferrite jayrator (5), coaxial line joint (6) and waveguide cavity (7) are formed, ferrite jayrator (5) is positioned over the centre of waveguide cavity (7), its two ends are connected with low-loss ceramic dielectric (4) respectively, sheet metal (2) embeds in the coaxial waveguide conversion medium (3), be connected respectively to the both sides of low-loss ceramic dielectric (4), one end of waveguide cavity (7) is connected with antenna radiation unit (1), and the other end is connected with coaxial line joint (6), passes through screw.
2, Ku wave band integrated electric phase shift antenna element according to claim 1 is characterized in that: described waveguide cavity (7) is a rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420089052 CN2739816Y (en) | 2004-09-01 | 2004-09-01 | Ku waveband integrated electric-controlled phase-shifting antenna unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420089052 CN2739816Y (en) | 2004-09-01 | 2004-09-01 | Ku waveband integrated electric-controlled phase-shifting antenna unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2739816Y true CN2739816Y (en) | 2005-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420089052 Expired - Fee Related CN2739816Y (en) | 2004-09-01 | 2004-09-01 | Ku waveband integrated electric-controlled phase-shifting antenna unit |
Country Status (1)
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| CN (1) | CN2739816Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103326115A (en) * | 2012-11-14 | 2013-09-25 | 武汉德澳科技有限公司 | Integrated electronic speed controller phase array antenna, and module and system comprising same |
| CN113036380A (en) * | 2021-03-15 | 2021-06-25 | 北京无线电测量研究所 | Waveguide coaxial transition conversion device |
| CN117810693A (en) * | 2024-03-01 | 2024-04-02 | 成都信息工程大学 | Novel antenna feeder direct lightning striking/induction lightning protection device based on waveguide |
-
2004
- 2004-09-01 CN CN 200420089052 patent/CN2739816Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103326115A (en) * | 2012-11-14 | 2013-09-25 | 武汉德澳科技有限公司 | Integrated electronic speed controller phase array antenna, and module and system comprising same |
| CN103326115B (en) * | 2012-11-14 | 2016-01-20 | 武汉七环电气股份有限公司 | Integrated electric is adjusted phased-array antenna and is comprised module, the system of this antenna |
| CN113036380A (en) * | 2021-03-15 | 2021-06-25 | 北京无线电测量研究所 | Waveguide coaxial transition conversion device |
| CN117810693A (en) * | 2024-03-01 | 2024-04-02 | 成都信息工程大学 | Novel antenna feeder direct lightning striking/induction lightning protection device based on waveguide |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: GE YIGONG Free format text: FORMER OWNER: BEIJING YIJIA XINGYE INFORMATION ENGINEERING CO., LTD. Effective date: 20070601 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20070601 Address after: 100015 Beijing city Chaoyang District Gaojiayuan No. 1 Beijing Yijia Xingye Information Engineering Co Ltd Patentee after: Ge Yigong Address before: 100022 Beijing city Chaoyang District West Road No. 24 Hao Ran Building Room 403 Patentee before: Beijing Yijia Xingye Information Engineering Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051109 Termination date: 20100901 |