FR2279232A1 - Coupleur directionnel a amortissement de couplage variable - Google Patents
Coupleur directionnel a amortissement de couplage variableInfo
- Publication number
- FR2279232A1 FR2279232A1 FR7522179A FR7522179A FR2279232A1 FR 2279232 A1 FR2279232 A1 FR 2279232A1 FR 7522179 A FR7522179 A FR 7522179A FR 7522179 A FR7522179 A FR 7522179A FR 2279232 A1 FR2279232 A1 FR 2279232A1
- Authority
- FR
- France
- Prior art keywords
- directional coupler
- variable coupling
- coupling damping
- damping
- variable
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/04—Coupling devices of the waveguide type with variable factor of coupling
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2434144A DE2434144C3 (de) | 1974-07-16 | 1974-07-16 | Koaxialer Richtungskoppler mit einstellbarer Koppeldämpfung |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2279232A1 true FR2279232A1 (fr) | 1976-02-13 |
FR2279232B1 FR2279232B1 (fr) | 1980-10-17 |
Family
ID=5920695
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7522179A Granted FR2279232A1 (fr) | 1974-07-16 | 1975-07-16 | Coupleur directionnel a amortissement de couplage variable |
Country Status (3)
Country | Link |
---|---|
US (1) | US4001730A (fr) |
DE (1) | DE2434144C3 (fr) |
FR (1) | FR2279232A1 (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2435828A1 (fr) * | 1978-07-28 | 1980-04-04 | Licentia Gmbh | Ligne quart d'onde a accord capacitif |
FR2470453A2 (fr) * | 1979-11-21 | 1981-05-29 | Spinner Georg | Coupleur directionnel a amortissement de couplage variable |
FR2619962A1 (fr) * | 1987-08-28 | 1989-03-03 | Thomson Csf | Coupleur hyperfrequence reglable |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4539534A (en) * | 1983-02-23 | 1985-09-03 | Hughes Aircraft Company | Square conductor coaxial coupler |
DE4038817C1 (fr) * | 1990-12-05 | 1992-05-07 | Messerschmitt-Boelkow-Blohm Gmbh, 8012 Ottobrunn, De | |
US5278529A (en) * | 1992-02-13 | 1994-01-11 | Itt Corporation | Broadband microstrip filter apparatus having inteleaved resonator sections |
US5281929A (en) * | 1992-03-05 | 1994-01-25 | Itt Corporation | Microstrip twisted broadside coupler apparatus |
US7183876B2 (en) * | 2003-04-04 | 2007-02-27 | Electronics Research, Inc. | Variable coupling factor directional coupler |
ATE304739T1 (de) * | 2003-07-31 | 2005-09-15 | Cit Alcatel | Richtkoppler mit einem einstellmittel |
DE102006038029A1 (de) * | 2006-08-14 | 2008-02-21 | Rohde & Schwarz Gmbh & Co. Kg | Richtkoppler |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3166723A (en) * | 1961-03-06 | 1965-01-19 | Micro Radionics Inc | Variable directional coupler having a movable articulated conductor |
US3363201A (en) * | 1965-03-25 | 1968-01-09 | Harold B. Isaacson | Variable attenuator having low minimum insertion loss |
US3388350A (en) * | 1965-05-21 | 1968-06-11 | Jesse L. Butler | Microwave transmission line apparatus having flexibly connected displaceable conductor |
US3560885A (en) * | 1968-11-18 | 1971-02-02 | Textron Inc | Variable radio-frequency coupler |
-
1974
- 1974-07-16 DE DE2434144A patent/DE2434144C3/de not_active Expired
-
1975
- 1975-07-16 FR FR7522179A patent/FR2279232A1/fr active Granted
- 1975-07-16 US US05/596,290 patent/US4001730A/en not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2435828A1 (fr) * | 1978-07-28 | 1980-04-04 | Licentia Gmbh | Ligne quart d'onde a accord capacitif |
FR2470453A2 (fr) * | 1979-11-21 | 1981-05-29 | Spinner Georg | Coupleur directionnel a amortissement de couplage variable |
FR2619962A1 (fr) * | 1987-08-28 | 1989-03-03 | Thomson Csf | Coupleur hyperfrequence reglable |
EP0310465A1 (fr) * | 1987-08-28 | 1989-04-05 | Thomson-Csf | Coupleur hyperfréquence réglable |
Also Published As
Publication number | Publication date |
---|---|
DE2434144B2 (de) | 1979-07-12 |
US4001730A (en) | 1977-01-04 |
DE2434144C3 (de) | 1980-03-13 |
DE2434144A1 (de) | 1976-01-29 |
FR2279232B1 (fr) | 1980-10-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |