DE68923440T2 - Ebene Schlitzantenne. - Google Patents
Ebene Schlitzantenne.Info
- Publication number
- DE68923440T2 DE68923440T2 DE1989623440 DE68923440T DE68923440T2 DE 68923440 T2 DE68923440 T2 DE 68923440T2 DE 1989623440 DE1989623440 DE 1989623440 DE 68923440 T DE68923440 T DE 68923440T DE 68923440 T2 DE68923440 T2 DE 68923440T2
- Authority
- DE
- Germany
- Prior art keywords
- slot antenna
- level slot
- level
- antenna
- slot
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/10—Resonant slot antennas
- H01Q13/16—Folded slot antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/32—Adaptation for use in or on road or rail vehicles
- H01Q1/325—Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle
- H01Q1/3275—Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle mounted on a horizontal surface of the vehicle, e.g. on roof, hood, trunk
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
- H01Q9/0464—Annular ring patch
Landscapes
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Waveguide Aerials (AREA)
- Details Of Aerials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP32550588A JPH02170702A (ja) | 1988-12-23 | 1988-12-23 | プレーンアンテナ |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68923440D1 DE68923440D1 (de) | 1995-08-17 |
DE68923440T2 true DE68923440T2 (de) | 1995-12-07 |
Family
ID=18177626
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1989623440 Expired - Fee Related DE68923440T2 (de) | 1988-12-23 | 1989-12-21 | Ebene Schlitzantenne. |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0375416B1 (de) |
JP (1) | JPH02170702A (de) |
DE (1) | DE68923440T2 (de) |
ES (1) | ES2076969T3 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5355144A (en) * | 1992-03-16 | 1994-10-11 | The Ohio State University | Transparent window antenna |
KR0145052B1 (ko) * | 1993-12-29 | 1998-08-01 | 와다 요시히로 | 차량용 안테나 및 그 설정방법 |
GB9813129D0 (en) | 1998-06-17 | 1998-08-19 | Harada Ind Europ Limited | Multiband vehicle screen antenna |
GB9910246D0 (en) * | 1999-05-05 | 1999-06-30 | Asg Technology Limited | Concealed radio atenna system |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3665480A (en) * | 1969-01-23 | 1972-05-23 | Raytheon Co | Annular slot antenna with stripline feed |
US4229744A (en) * | 1979-03-14 | 1980-10-21 | The United States Of America As Represented By The Field Operations Bureau Of The Federal Communications Commission | Directional annular slot antenna |
JPS583302A (ja) * | 1981-06-29 | 1983-01-10 | Mitsubishi Electric Corp | 車載用アンテナ装置 |
US4721963A (en) * | 1986-07-25 | 1988-01-26 | General Motors Corporation | Vehicle roof mounted slot antenna with separate AM and FM feeds |
US4737795A (en) * | 1986-07-25 | 1988-04-12 | General Motors Corporation | Vehicle roof mounted slot antenna with AM and FM grounding |
-
1988
- 1988-12-23 JP JP32550588A patent/JPH02170702A/ja active Pending
-
1989
- 1989-12-21 DE DE1989623440 patent/DE68923440T2/de not_active Expired - Fee Related
- 1989-12-21 EP EP19890313427 patent/EP0375416B1/de not_active Expired - Lifetime
- 1989-12-21 ES ES89313427T patent/ES2076969T3/es not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0375416B1 (de) | 1995-07-12 |
EP0375416A2 (de) | 1990-06-27 |
EP0375416A3 (en) | 1990-11-14 |
ES2076969T3 (es) | 1995-11-16 |
DE68923440D1 (de) | 1995-08-17 |
JPH02170702A (ja) | 1990-07-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |