FR2714217B1 - Microwave filter with coupled resonators tuned by variable capacities, with triple plate structure and frequency agility. - Google Patents
Microwave filter with coupled resonators tuned by variable capacities, with triple plate structure and frequency agility.Info
- Publication number
- FR2714217B1 FR2714217B1 FR9315231A FR9315231A FR2714217B1 FR 2714217 B1 FR2714217 B1 FR 2714217B1 FR 9315231 A FR9315231 A FR 9315231A FR 9315231 A FR9315231 A FR 9315231A FR 2714217 B1 FR2714217 B1 FR 2714217B1
- Authority
- FR
- France
- Prior art keywords
- plate structure
- microwave filter
- coupled resonators
- frequency agility
- triple plate
- 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
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/201—Filters for transverse electromagnetic waves
- H01P1/203—Strip line filters
- H01P1/20327—Electromagnetic interstage coupling
- H01P1/20336—Comb or interdigital filters
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9315231A FR2714217B1 (en) | 1993-12-17 | 1993-12-17 | Microwave filter with coupled resonators tuned by variable capacities, with triple plate structure and frequency agility. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9315231A FR2714217B1 (en) | 1993-12-17 | 1993-12-17 | Microwave filter with coupled resonators tuned by variable capacities, with triple plate structure and frequency agility. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2714217A1 FR2714217A1 (en) | 1995-06-23 |
FR2714217B1 true FR2714217B1 (en) | 1996-01-26 |
Family
ID=9454067
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9315231A Expired - Fee Related FR2714217B1 (en) | 1993-12-17 | 1993-12-17 | Microwave filter with coupled resonators tuned by variable capacities, with triple plate structure and frequency agility. |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2714217B1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MXPA04002907A (en) * | 2001-09-27 | 2004-07-05 | Qualcomm Inc | Electrically tunable bandpass filters. |
GB2465553A (en) * | 2008-11-18 | 2010-05-26 | Univ Bristol | Resonator tuning using switches to control the degree of coupling between resonant modes |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5132252B1 (en) * | 1970-05-21 | 1976-09-11 | ||
US3806844A (en) * | 1972-10-27 | 1974-04-23 | Zenith Radio Corp | Uhf varactor tuner having a chassis of unitary construction |
FR2230121B1 (en) * | 1973-05-18 | 1978-02-10 | Materiel Telephonique | |
GB2035708B (en) * | 1978-10-06 | 1982-12-15 | Hitachi Ltd | Tunable resonant circuits for uhf tuners in televison receivers |
JPS6390901A (en) * | 1986-10-06 | 1988-04-21 | Matsushita Electric Ind Co Ltd | Voltage control filter |
JPS6489385A (en) * | 1987-09-29 | 1989-04-03 | Toshiba Corp | Thick film hybrid integrated circuit board |
JP2621692B2 (en) * | 1991-07-05 | 1997-06-18 | 日本電気株式会社 | High frequency bias supply circuit |
DE4135435A1 (en) * | 1991-10-26 | 1993-04-29 | Aeg Mobile Communication | Strip line, comb type filter - is in form of screened strip line in resonator up to capacitor terminals |
-
1993
- 1993-12-17 FR FR9315231A patent/FR2714217B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2714217A1 (en) | 1995-06-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |