CN202474201U - Miniaturized lamination multi-frequency circular polarized antenna - Google Patents
Miniaturized lamination multi-frequency circular polarized antenna Download PDFInfo
- Publication number
- CN202474201U CN202474201U CN2011205705532U CN201120570553U CN202474201U CN 202474201 U CN202474201 U CN 202474201U CN 2011205705532 U CN2011205705532 U CN 2011205705532U CN 201120570553 U CN201120570553 U CN 201120570553U CN 202474201 U CN202474201 U CN 202474201U
- Authority
- CN
- China
- Prior art keywords
- coaxial feed
- feed probe
- microstrip line
- middle level
- circular hole
- 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.)
- Expired - Lifetime
Links
- 238000003475 lamination Methods 0.000 title claims abstract description 16
- 239000000523 sample Substances 0.000 claims abstract description 66
- 239000002184 metal Substances 0.000 claims abstract description 39
- 229910052751 metal Inorganic materials 0.000 claims abstract description 39
- 239000000919 ceramic Substances 0.000 claims abstract description 9
- 239000000758 substrate Substances 0.000 claims description 31
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 239000004332 silver Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000003989 dielectric material Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000010287 polarization Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
Images
Landscapes
- Waveguide Aerials (AREA)
Abstract
The utility model relates to the field of antenna technology, in particular to a miniaturized lamination multi-frequency circular polarized antenna, comprising an upper layer rectangular metal microstrip, an upper layer high dielectric ceramic, a middle layer metal microstrip, a middle high dielectric ceramic, a bottom layer power distribution feed network and three coaxial feed probes. The antenna employs a lamination manner, and a ceramic dielectric material with a high dielectric constant and a high Q value, thereby realizing the miniaturization of the antenna, and enabling the electrical performance index to satisfy the demands of handheld terminals; and can be used for military and civil handheld portable satellite communication, positioning and navigation devices compatible with BD-2 and GPS simultaneously.
Description
Technical field
The utility model relates generally to antenna technical field, relates in particular to a kind of miniaturization lamination multifrequency circular polarized antenna.
Background technology
As everyone knows, the global navigation satellite navigation system, like GPS of USA, the BD-2 of China etc. hope that portable hand-held type subscriber computer uses antenna, not only at multiband reasonable circular polarization characteristics are arranged, and require cost low, also want cube little simultaneously.To the antenna technology present situation, or, can satisfy BD-2 fully totally to the requirement on electric performance of antenna, but volume is too big; Volume energy satisfies BD-2 totally to the requirement of antenna volume, but the electrical property overwhelming majority does not satisfy.Therefore, can satisfy BD-2 totally to the requirement of antenna volume size, the present situation that electric property satisfies again simultaneously becomes the problem that a great urgent need solves.
Summary of the invention
There are volume and electric property mutual restriction in order to solve existing multifrequency antenna; Can't satisfy the BD-2 satellite navigation and location system totally to the problem of portable hand-held type subscriber computer antenna requirement; The purpose of the utility model provides a kind of miniaturization lamination multifrequency circular polarized antenna, and this antenna has been widened service band effectively.
In order to realize above-mentioned purpose, the technical scheme of the utility model is following:
Miniaturization lamination multifrequency circular polarized antenna, this circular polarized antenna adopts stacked system, comprises top dielectric substrate, middle level dielectric substrate, the low Jie's plate of bottom, first coaxial feed probe, second coaxial feed probe and the 3rd coaxial feed probe; The top dielectric substrate is provided with the little band of upper strata rectangular metal of corner cut, and the middle level dielectric substrate is provided with the little band of middle level rectangular metal, and the low Jie's plate upper surface of bottom is provided with metal floor, and the low Jie's plate lower surface of bottom is provided with merit and divides feeding network; The top dielectric substrate is provided with a circular hole A, and described first coaxial feed probe upper end is arranged in the circular hole A, and is connected with the little band of upper strata rectangular metal; The middle level dielectric substrate is provided with three circular hole B; Described first coaxial feed probe, second coaxial feed probe and the 3rd coaxial feed probe are passed three circular hole B respectively; And be with and be provided with a circular hole C in that the middle level rectangular metal is little; Described first coaxial feed probe is passed circular hole C, and the upper end of second coaxial feed probe and the 3rd coaxial feed probe is connected with the little band of middle level rectangular metal; Be respectively equipped with three circular hole D and circular hole E on low Jie's plate of bottom and the metal floor; Described first coaxial feed probe, second coaxial feed probe and the 3rd coaxial feed probe are passed three circular hole D and circular hole E respectively, and second coaxial feed probe divides two ports of feeding network to be connected with merit respectively with the 3rd coaxial feed probe.
As further improvement; Geometric center constitutes 90 degree and 180 degree angles respectively in the middle level for the first above-mentioned coaxial feed probe and second coaxial feed probe and the 3rd coaxial feed probe, and geometric center constitutes 90 degree angles in the middle level for second coaxial feed probe and the 3rd coaxial feed probe.
As further improvement, above-mentioned merit divides feeding network by first microstrip line, second microstrip line, and the 3rd microstrip line, the 4th microstrip line, the 5th microstrip line and Chip-R constitute; First microstrip line is connected with the 5th microstrip line; Second microstrip line is connected with the 3rd microstrip line; The 3rd microstrip line is connected with the 5th microstrip line and is connected with the 4th microstrip line simultaneously; Chip-R is connected with first microstrip line with second microstrip line simultaneously, and first microstrip line, one end is connected with the 3rd coaxial feed probe, and second microstrip line is connected with second coaxial feed probe.
As further improvement, the above-mentioned little band of upper strata rectangular metal, the little band of middle level rectangular metal all adopt metallic gold or silver or copper sheet, and top dielectric substrate and middle level dielectric substrate all adopt high-dielectric-constant ceramics.Dwindle the size of antenna like this, reached the effect of miniaturization.Adopt the ceramic substrate of high Q, when dwindling antenna size, guaranteed the electricity function indexs such as gain of antenna again.
The utility model is compared with the antenna technology present situation owing to adopted above-mentioned technical scheme, and the utility model has following advantage:
(1) said antenna, the mode of employing lamination has been widened service band effectively.Among the embodiment, frequency range covers 1250MHz-1290 MHz and 1550 MHz-1590 MHz respectively, effectively covers BD-2 B3 frequency range and BD-2 B1 and GPS L1 frequency range;
(2) adopt high-dielectric-constant ceramics as dielectric substrate, dwindled the physical dimension of antenna widely;
(3) adopt the low-loss pottery as dielectric substrate, improved the radiation efficiency of antenna, gain simultaneously is effectively guaranteed;
(4) adopt the mechanical structure of lamination, effectively utilized the solid space of antenna, compact structure.
Description of drawings
Fig. 1 is the structural stratification sketch map of the utility model embodiment.
Fig. 2 is a B1 L1 frequency gain sketch map among the utility model embodiment.
Fig. 3 is a B3 frequency gain sketch map among the utility model embodiment.
Fig. 4 is a B3 frequency axial ratio sketch map among the utility model embodiment.
Embodiment
Below in conjunction with accompanying drawing the embodiment of the utility model is done a detailed explanation.
Miniaturization lamination multifrequency circular polarized antenna as shown in Figure 1; This circular polarized antenna adopts stacked system; Comprise the low Jie's plate of top dielectric substrate 1, middle level dielectric substrate 2, bottom 3, first coaxial feed probe 41, second coaxial feed probe 42 and the 3rd coaxial feed probe 43; Top dielectric substrate 1 all adopts high-dielectric-constant ceramics with middle level dielectric substrate 2; Geometric center constitutes 90 degree and 180 degree angles respectively in the middle level for first coaxial feed probe 41 and second coaxial feed probe 42, the 3rd coaxial feed probe 43, and geometric center constitutes 90 and spends angles in the middle level for second coaxial feed probe 42 and the 3rd coaxial feed probe 43.Adhere on the top dielectric substrate 1 that the upper strata rectangular metal that is provided with corner cut is little is with 11, middle level dielectric substrate 2 is provided with that the middle level rectangular metal is little is with 21, and low Jie's plate 3 upper surfaces of bottom are provided with metal floor 31, and low Jie's plate 3 lower surfaces of bottom are provided with merit and divide feeding network 5.The upper strata rectangular metal is little is with 11 to be with 21 all to adopt the metal silverskin with the middle level rectangular metal is little, and subfloor and merit divide feeding network 5 employing metal copper sheets.Described merit divides feeding network 5 to be made up of with Chip-R 56 first microstrip line, 51, the second microstrip lines, 52, the three microstrip lines, 53, the four microstrip lines, 54, the five microstrip lines 55; First microstrip line 51 is connected with the 5th microstrip line 55; Second microstrip line 52 is connected with the 3rd microstrip line 53; The 3rd microstrip line 53 is connected with the 5th microstrip line 55 and is connected with the 4th microstrip line 54 simultaneously, and Chip-R 56 is connected with first microstrip line 51 with second microstrip line 52 simultaneously.Top dielectric substrate 1 is provided with a circular hole A, and described first coaxial feed probe 41 upper ends are arranged in the circular hole A, and are with 11 to be connected with the upper strata rectangular metal is little; Middle level dielectric substrate 2 is provided with three circular hole B; Described first coaxial feed probe 41, second coaxial feed probe 42 and the 3rd coaxial feed probe 43 are passed three circular hole B respectively; And in the middle level little being with of rectangular metal is provided with a circular hole C on 21; Described first coaxial feed probe 41 is passed circular hole C, and the upper end of second coaxial feed probe 42 and the 3rd coaxial feed probe 43 is with 21 to be connected with the middle level rectangular metal is little; Be respectively equipped with three circular hole D and circular hole E on low Jie's plate 3 of bottom and the metal floor 31; Described first coaxial feed probe 41, second coaxial feed probe 42 and the 3rd coaxial feed probe 43 are passed three circular hole D and circular hole E respectively; The 3rd coaxial feed probe 43 is connected with an end of first microstrip line 51, and second coaxial feed probe 42 is connected with an end of second microstrip line 52.The diameter of above-mentioned circular hole A, circular hole B, circular hole C, circular hole D and circular hole E is all greater than the diameter of coaxial feed probe.
Rectangular metal is little at the middle and upper levels is with 11 for the utility model, and associating top dielectric substrate 1 is with 21 with the middle level rectangular metal is little, constitutes the upper strata microstrip antenna structure, makes the antenna bandwidth of operation reach 30MHZ, covers BD-2 B1 frequency range and GPS L1 (1575.42MHZ) frequency range.The middle level rectangular metal is little is with 21, middle level dielectric substrate 2, and metal floor 31 divides feeding network 5 to unite with merit and constitutes the middle level microstrip antenna structure, makes its bandwidth of operation reach 30MHz and covers BD-2 B3 frequency range.The upper strata microstrip antenna structure, shared middle level rectangular metal is little is with 21, and middle level microstrip antenna structure and merit divide feeding network 5 shared metal floors 31, and such structure has effectively been reduced the solid space of antenna, thereby reaches the result of miniaturization.
Use the effect of the utility model miniaturization lamination multifrequency circular polarized antenna, like Fig. 2, Fig. 3, shown in Figure 4, can know, in BD-2 B1 frequency range and GPS L1 frequency range from Fig. 2; Gain is greater than 2dBic, and is visible from Fig. 3, in BD-2 B3 frequency range; Gain is greater than 2dBic, and visible from Fig. 4, axial ratio is less than 5dB.From above visible,, also guaranteed electricity function index effectively satisfying BD2 totally in the requirement to antenna size.
Claims (5)
1. miniaturization lamination multifrequency circular polarized antenna; It is characterized in that: this circular polarized antenna adopts stacked system, comprises top dielectric substrate (1), middle level dielectric substrate (2), the low Jie's plate (3) of bottom, first coaxial feed probe (41), second coaxial feed probe (42) and the 3rd coaxial feed probe (43); Top dielectric substrate (1) is provided with the little band of upper strata rectangular metal (11) of corner cut; Middle level dielectric substrate (2) is provided with the little band of middle level rectangular metal (21); Low Jie's plate (3) upper surface of bottom is provided with metal floor (31), and low Jie's plate (3) lower surface of bottom is provided with merit and divides feeding network (5); Top dielectric substrate (1) is provided with a circular hole A, and described first is arranged in the circular hole A with feed axle probe (41) upper end, and is connected with the little band of upper strata rectangular metal (11); Middle level dielectric substrate (2) is provided with three circular hole B; Described first coaxial feed probe (41), second coaxial feed probe (42) and the 3rd coaxial feed probe (43) are passed three circular hole B respectively; And on the little band of middle level rectangular metal (21), be provided with a circular hole C; Described first coaxial feed probe (41) is passed circular hole C, and the upper end of second coaxial feed probe (42) and the 3rd coaxial feed probe (43) is connected with the little band of middle level rectangular metal (21); Be respectively equipped with three circular hole D and circular hole E on low Jie's plate (3) of bottom and the metal floor (31); Described first coaxial feed probe (41), second coaxial feed probe (42) and the 3rd coaxial feed probe (43) are passed three circular hole D and circular hole E respectively, and second coaxial feed probe (42) divides two ports of feeding network (5) to be connected with merit respectively with the 3rd coaxial feed probe (43).
2. miniaturization lamination multifrequency circular polarized antenna according to claim 1; It is characterized in that: geometric center constitutes 90 degree and 180 degree angles respectively in the middle level with the 3rd coaxial feed probe (43) for first coaxial feed probe (41) and second coaxial feed probe (42), second coaxial feed probe (42) and the 3rd coaxial feed probe (43) in the middle level geometric center formation 90 spend angles.
3. miniaturization lamination multifrequency circular polarized antenna according to claim 1 and 2; It is characterized in that: merit divides feeding network (5) by first microstrip line (51); Second microstrip line (52); The 3rd microstrip line (53), the 4th microstrip line (54), the 5th microstrip line (55) and Chip-R (56) constitute; First microstrip line (51) is connected with the 5th microstrip line (55); Second microstrip line (52) is connected with the 3rd microstrip line (53); The 3rd microstrip line (53) is connected with the 5th microstrip line (55) and is connected with the 4th microstrip line (54) simultaneously; Chip-R is connected with first microstrip line (51) with second microstrip line (52) simultaneously, and first microstrip line (51) one ends are connected with the 3rd coaxial feed probe 43, and second microstrip line (52) is connected with second coaxial feed probe (42).
4. miniaturization lamination multifrequency circular polarized antenna according to claim 1 and 2; It is characterized in that: the little band of upper strata rectangular metal (11), the little band of middle level rectangular metal (21) all adopt metallic gold or silver or copper sheet, and top dielectric substrate (1) and middle level dielectric substrate (2) all adopt high-dielectric-constant ceramics.
5. miniaturization lamination multifrequency circular polarized antenna according to claim 3; It is characterized in that: the little band of upper strata rectangular metal (11), the little band of middle level rectangular metal (21) all adopt metallic gold or silver or copper sheet, and top dielectric substrate (1) and middle level dielectric substrate (2) all adopt high-dielectric-constant ceramics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205705532U CN202474201U (en) | 2011-12-31 | 2011-12-31 | Miniaturized lamination multi-frequency circular polarized antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205705532U CN202474201U (en) | 2011-12-31 | 2011-12-31 | Miniaturized lamination multi-frequency circular polarized antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202474201U true CN202474201U (en) | 2012-10-03 |
Family
ID=46922341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205705532U Expired - Lifetime CN202474201U (en) | 2011-12-31 | 2011-12-31 | Miniaturized lamination multi-frequency circular polarized antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202474201U (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103367916A (en) * | 2013-07-12 | 2013-10-23 | 西安电子科技大学 | Multi-mode multi-frequency circularly-polarized satellite positioning receiving antenna |
| CN104538730A (en) * | 2014-08-15 | 2015-04-22 | 深圳市天鼎微波科技有限公司 | Multi-mode satellite navigation antenna capable of reducing backward radiation influence of supply network |
| CN105789917A (en) * | 2016-03-07 | 2016-07-20 | 北京航天控制仪器研究所 | Multi-frequency multi-mode handset navigation antenna |
| CN106058449A (en) * | 2016-05-24 | 2016-10-26 | 深圳市天鼎微波科技有限公司 | Multilayer Beidou antenna plate based on PTFE material |
| CN107017460A (en) * | 2017-05-17 | 2017-08-04 | 苏州市吴通天线有限公司 | The antenna sets system of wisdom equipment |
| CN107039759A (en) * | 2017-03-15 | 2017-08-11 | 广东顺德中山大学卡内基梅隆大学国际联合研究院 | A kind of polarization reconstructable microstrip aerial array based on air-gap structure |
| CN107275762A (en) * | 2017-04-18 | 2017-10-20 | 广东顺德中山大学卡内基梅隆大学国际联合研究院 | A kind of micro-strip antenna array based on short-circuit needle construction |
| WO2018045531A1 (en) * | 2016-09-08 | 2018-03-15 | 深圳市天鼎微波科技有限公司 | Multi-mode satellite navigation antenna |
| CN107994341A (en) * | 2017-11-08 | 2018-05-04 | 湖北三江航天险峰电子信息有限公司 | A kind of antenna feed structure |
| CN108011182A (en) * | 2017-11-01 | 2018-05-08 | 湖北三江航天险峰电子信息有限公司 | A kind of circular polarized antenna |
| CN108598704A (en) * | 2018-03-14 | 2018-09-28 | 湖北三江航天险峰电子信息有限公司 | A kind of microstrip antenna feeder equipment |
| CN108808233A (en) * | 2018-06-06 | 2018-11-13 | 深圳市深大唯同科技有限公司 | A kind of high-gain broadband dual-polarized patch antenna |
| CN109818146A (en) * | 2019-03-26 | 2019-05-28 | 大连海事大学 | It is a kind of list coated by dielectric wide axis compare beam antenna |
-
2011
- 2011-12-31 CN CN2011205705532U patent/CN202474201U/en not_active Expired - Lifetime
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103367916A (en) * | 2013-07-12 | 2013-10-23 | 西安电子科技大学 | Multi-mode multi-frequency circularly-polarized satellite positioning receiving antenna |
| CN104538730B (en) * | 2014-08-15 | 2018-10-09 | 深圳市天鼎微波科技有限公司 | Reduce the multi-mode antenna for satellite navigation that the backward radiation of feeding network influences |
| CN104538730A (en) * | 2014-08-15 | 2015-04-22 | 深圳市天鼎微波科技有限公司 | Multi-mode satellite navigation antenna capable of reducing backward radiation influence of supply network |
| CN105789917A (en) * | 2016-03-07 | 2016-07-20 | 北京航天控制仪器研究所 | Multi-frequency multi-mode handset navigation antenna |
| CN106058449A (en) * | 2016-05-24 | 2016-10-26 | 深圳市天鼎微波科技有限公司 | Multilayer Beidou antenna plate based on PTFE material |
| WO2018045531A1 (en) * | 2016-09-08 | 2018-03-15 | 深圳市天鼎微波科技有限公司 | Multi-mode satellite navigation antenna |
| CN107039759A (en) * | 2017-03-15 | 2017-08-11 | 广东顺德中山大学卡内基梅隆大学国际联合研究院 | A kind of polarization reconstructable microstrip aerial array based on air-gap structure |
| CN107275762A (en) * | 2017-04-18 | 2017-10-20 | 广东顺德中山大学卡内基梅隆大学国际联合研究院 | A kind of micro-strip antenna array based on short-circuit needle construction |
| CN107017460A (en) * | 2017-05-17 | 2017-08-04 | 苏州市吴通天线有限公司 | The antenna sets system of wisdom equipment |
| CN108011182A (en) * | 2017-11-01 | 2018-05-08 | 湖北三江航天险峰电子信息有限公司 | A kind of circular polarized antenna |
| CN107994341A (en) * | 2017-11-08 | 2018-05-04 | 湖北三江航天险峰电子信息有限公司 | A kind of antenna feed structure |
| CN107994341B (en) * | 2017-11-08 | 2021-08-13 | 湖北三江航天险峰电子信息有限公司 | Antenna feed structure |
| CN108598704A (en) * | 2018-03-14 | 2018-09-28 | 湖北三江航天险峰电子信息有限公司 | A kind of microstrip antenna feeder equipment |
| CN108598704B (en) * | 2018-03-14 | 2021-04-30 | 湖北三江航天险峰电子信息有限公司 | Microstrip antenna feeder |
| CN108808233A (en) * | 2018-06-06 | 2018-11-13 | 深圳市深大唯同科技有限公司 | A kind of high-gain broadband dual-polarized patch antenna |
| CN108808233B (en) * | 2018-06-06 | 2024-01-30 | 中天宽带技术有限公司 | High-gain broadband dual-polarized patch antenna |
| CN109818146A (en) * | 2019-03-26 | 2019-05-28 | 大连海事大学 | It is a kind of list coated by dielectric wide axis compare beam antenna |
| CN109818146B (en) * | 2019-03-26 | 2020-08-25 | 大连海事大学 | Single-medium loaded wide axial ratio beam antenna |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202474201U (en) | Miniaturized lamination multi-frequency circular polarized antenna | |
| CN102354809B (en) | Double-frequency and double-polarization antenna capable of operating in compass satellite navigation system and mobile third-generation (3G) network | |
| US11245202B2 (en) | Millimeter wave array antenna and mobile terminal | |
| CN204271252U (en) | For three satellite navigation aerials frequently of a Big Dipper generation and Beidou II B3 frequency range | |
| CN203883115U (en) | Circularly-polarized antenna, circularly-polarized antenna system, and communication equipment | |
| CN102324620B (en) | Double-frequency dual-polarized antenna capable of working at GPS (Global Position System) and TD-SCDMA (Time Division-Synchronization Code Division Multiple Access) | |
| CN101453055B (en) | Printed circuit board having built-in antenna | |
| CN203607540U (en) | Circularly polarized antenna, antenna system, and communication equipment | |
| CN104836015A (en) | Broadband capacitive coupling laminated GNSS antenna | |
| CN102570017B (en) | Tri-band wide wave beam circular polarization microstrip antenna | |
| CN102110906A (en) | Dual-polarized microstrip antenna | |
| CN102842756A (en) | Dual-polarization MIMO (Multiple Input Multiple Output) antenna array | |
| CN104466382B (en) | Stacked microstirp antenna based on nested recursion rotational symmetry CSRR distribution array | |
| CN103746192A (en) | First-generation Compass/second-generation Compass B1/GPS (Global Positioning System) multisystem-compatible navigation antenna | |
| CN103996906A (en) | Dual-frequency band antenna structure and manufacturing method thereof | |
| CN204257815U (en) | Miniaturized three frequency multiple-layered patches Beidou antennas | |
| CN109301462A (en) | Double-wide-surface magnetoelectric dipole base station antenna applied to 5G communication | |
| CN202178385U (en) | Double-frequency dual polarized antenna capable of being used for GPS and TD-SCDMA | |
| CN210040568U (en) | Single-layer coaxial feed dual-polarization microstrip array antenna | |
| JP5365967B2 (en) | Polycrystalline ceramic magnetic material, microwave magnetic material, and non-reciprocal circuit device using the same | |
| CN103500879B (en) | Bridging type dual-frequency microstrip antenna with interdigital coupling control | |
| CN202150551U (en) | Double-frequency dual-polarized antenna which can work in Beidou satellite navigation system and mobile 3G network | |
| CN113328255B (en) | Low-profile dual-port high-isolation dual-circularly-polarized antenna array | |
| CN102163767A (en) | Coplane-integrated global positioning system (GPS)/intelligent transportation system (ITS) antenna | |
| CN103346144A (en) | Artificial magnetic conductor shaped like Chinese character 'jing' and used for 60GHz on-chip antenna and implement method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 314003 Jiaxing City, Zhejiang Province Economic Development Zone Yong Wui street is the original Road No. 66 Patentee after: Jiaxing Jiali Electronic Co., Ltd. Address before: 314003 Jiaxing Economic Development Zone, Tong Tong Street is the original road, No. 66, No. Patentee before: Jiaxing Jiali Electronic Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20121003 |
|
| CX01 | Expiry of patent term |