DE3585178D1 - Antennenspeiseschaltungen. - Google Patents
Antennenspeiseschaltungen.Info
- Publication number
- DE3585178D1 DE3585178D1 DE8585304020T DE3585178T DE3585178D1 DE 3585178 D1 DE3585178 D1 DE 3585178D1 DE 8585304020 T DE8585304020 T DE 8585304020T DE 3585178 T DE3585178 T DE 3585178T DE 3585178 D1 DE3585178 D1 DE 3585178D1
- Authority
- DE
- Germany
- Prior art keywords
- power circuits
- antenna power
- antenna
- circuits
- power
- 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
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/18—Phase-shifters
- H01P1/182—Waveguide phase-shifters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/207—Hollow waveguide filters
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/618,446 US4633258A (en) | 1984-06-07 | 1984-06-07 | Phase slope equalizer |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3585178D1 true DE3585178D1 (de) | 1992-02-27 |
Family
ID=24477722
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8585304020T Expired - Fee Related DE3585178D1 (de) | 1984-06-07 | 1985-06-06 | Antennenspeiseschaltungen. |
DE198585304020T Pending DE167302T1 (de) | 1984-06-07 | 1985-06-06 | Antennenspeiseschaltungen. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE198585304020T Pending DE167302T1 (de) | 1984-06-07 | 1985-06-06 | Antennenspeiseschaltungen. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4633258A (de) |
EP (1) | EP0167302B1 (de) |
CA (1) | CA1234912A (de) |
DE (2) | DE3585178D1 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1260083A (en) * | 1986-12-04 | 1989-09-26 | Chuck K. Mok | Phase slope equalizer for satellite attennas |
FR2634949B1 (fr) * | 1988-07-28 | 1991-01-04 | Alcatel Thomson Faisceaux | Filtre large bande en guide d'onde |
JP2607780B2 (ja) * | 1991-09-18 | 1997-05-07 | 富士通株式会社 | 導波管形フィルタ装置 |
WO2007141187A2 (en) | 2006-06-08 | 2007-12-13 | Fractus, S.A. | Distributed antenna system robust to human body loading effects |
US10170831B2 (en) * | 2015-08-25 | 2019-01-01 | Elwha Llc | Systems, methods and devices for mechanically producing patterns of electromagnetic energy |
CN116724465A (zh) * | 2020-12-28 | 2023-09-08 | 华为技术有限公司 | 基站天线 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US102002A (en) * | 1870-04-19 | Gheister l | ||
US2461005A (en) * | 1940-04-05 | 1949-02-08 | Bell Telephone Labor Inc | Ultra high frequency transmission |
US2642529A (en) * | 1949-07-29 | 1953-06-16 | Int Standard Electric Corp | Broadband loop antenna |
US3275952A (en) * | 1950-05-29 | 1966-09-27 | Rca Corp | Microwave phase shifter system providing substantial constant phase shift over broad band |
US2905940A (en) * | 1957-05-02 | 1959-09-22 | Edward G Spencer | Electromagnetically steered microwave antenna |
US3153208A (en) * | 1960-05-06 | 1964-10-13 | Henry J Riblet | Waveguide filter having nonidentical sections resonant at same fundamental frequency and different harmonic frequencies |
US3108237A (en) * | 1961-09-29 | 1963-10-22 | Hughes Aircraft Co | Variable microwave phase shifter having moveable reactive stubs |
NL297026A (de) * | 1962-08-24 | |||
US3421118A (en) * | 1965-07-01 | 1969-01-07 | Bell Telephone Labor Inc | Adjustable phase equalizer |
FR1460075A (fr) * | 1965-10-15 | 1966-06-17 | Thomson Houston Comp Francaise | Perfectionnements aux réseaux rayonnants |
US3611400A (en) * | 1968-10-16 | 1971-10-05 | Tokyo Shibaura Electric Co | Phased array antenna |
US3911442A (en) * | 1974-02-15 | 1975-10-07 | Raytheon Co | Constant beamwidth antenna |
US3955161A (en) * | 1974-08-05 | 1976-05-04 | General Dynamics Corporation | Molded waveguide filter with integral tuning posts |
JPS5210657A (en) * | 1975-06-25 | 1977-01-27 | Mitsubishi Electric Corp | Phased array antenna |
GB1515533A (en) * | 1975-08-20 | 1978-06-28 | C S Antennas Ltd | Aerials |
US4041421A (en) * | 1976-05-03 | 1977-08-09 | Gte Automatic Electric Laboratories Incorporated | Stabilized locking mechanism for threaded tuning screws in waveguides |
US4321568A (en) * | 1980-09-19 | 1982-03-23 | Bell Telephone Laboratories, Incorporated | Waveguide filter employing common phase plane coupling |
-
1984
- 1984-06-07 US US06/618,446 patent/US4633258A/en not_active Expired - Fee Related
-
1985
- 1985-06-05 CA CA000483180A patent/CA1234912A/en not_active Expired
- 1985-06-06 DE DE8585304020T patent/DE3585178D1/de not_active Expired - Fee Related
- 1985-06-06 DE DE198585304020T patent/DE167302T1/de active Pending
- 1985-06-06 EP EP85304020A patent/EP0167302B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0167302A3 (en) | 1987-09-09 |
CA1234912A (en) | 1988-04-05 |
US4633258A (en) | 1986-12-30 |
EP0167302B1 (de) | 1992-01-15 |
DE167302T1 (de) | 1986-08-14 |
EP0167302A2 (de) | 1986-01-08 |
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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 |