IT8423387A0 - Perfezionamenti agli accoppiatori direzionali del tipo branchline. - Google Patents
Perfezionamenti agli accoppiatori direzionali del tipo branchline.Info
- Publication number
- IT8423387A0 IT8423387A0 IT8423387A IT2338784A IT8423387A0 IT 8423387 A0 IT8423387 A0 IT 8423387A0 IT 8423387 A IT8423387 A IT 8423387A IT 2338784 A IT2338784 A IT 2338784A IT 8423387 A0 IT8423387 A0 IT 8423387A0
- Authority
- IT
- Italy
- Prior art keywords
- directional couplers
- type directional
- branchline
- branchline type
- couplers
- Prior art date
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
- H01P5/12—Coupling devices having more than two ports
- H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
- H01P5/19—Conjugate devices, i.e. devices having at least one port decoupled from one other port of the junction type
- H01P5/22—Hybrid ring junctions
- H01P5/227—90° branch line couplers
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT23387/84A IT1177093B (it) | 1984-10-30 | 1984-10-30 | Perfezionamenti agli accoppiatori direzionali del tipo branchline |
US06/773,688 US4697161A (en) | 1984-10-30 | 1985-09-05 | Directional couplers of the branchline type |
EP85111336A EP0180011B1 (en) | 1984-10-30 | 1985-09-07 | Improvements in directional couplers of the branchline type |
DE8585111336T DE3585203D1 (de) | 1984-10-30 | 1985-09-07 | Richtungskoppler vom abzweigleitungstyp. |
ZA857540A ZA857540B (en) | 1984-10-30 | 1985-09-30 | Directional couplers of the branchline type |
JP60230892A JPH0611082B2 (ja) | 1984-10-30 | 1985-10-16 | 改良されたブランチライン形方向性結合器 |
CN85107733.1A CN1004246B (zh) | 1984-10-30 | 1985-10-22 | 分路型定向耦合器的改进 |
AU48961/85A AU580101B2 (en) | 1984-10-30 | 1985-10-23 | Directional couplers of the branchline type |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT23387/84A IT1177093B (it) | 1984-10-30 | 1984-10-30 | Perfezionamenti agli accoppiatori direzionali del tipo branchline |
Publications (3)
Publication Number | Publication Date |
---|---|
IT8423387A0 true IT8423387A0 (it) | 1984-10-30 |
IT8423387A1 IT8423387A1 (it) | 1986-04-30 |
IT1177093B IT1177093B (it) | 1987-08-26 |
Family
ID=11206629
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT23387/84A IT1177093B (it) | 1984-10-30 | 1984-10-30 | Perfezionamenti agli accoppiatori direzionali del tipo branchline |
Country Status (8)
Country | Link |
---|---|
US (1) | US4697161A (it) |
EP (1) | EP0180011B1 (it) |
JP (1) | JPH0611082B2 (it) |
CN (1) | CN1004246B (it) |
AU (1) | AU580101B2 (it) |
DE (1) | DE3585203D1 (it) |
IT (1) | IT1177093B (it) |
ZA (1) | ZA857540B (it) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1183558B (it) * | 1985-04-02 | 1987-10-22 | Gte Telecom Spa | Accoppiatore di potenza in film sottile |
JPH0615673Y2 (ja) * | 1986-07-30 | 1994-04-27 | 精工研株式会社 | 二段変速ゼンマイユニットボックス構造 |
US5001492A (en) * | 1988-10-11 | 1991-03-19 | Hughes Aircraft Company | Plural layer co-planar waveguide coupling system for feeding a patch radiator array |
JPH02190003A (ja) * | 1989-01-19 | 1990-07-26 | Fujitsu Ltd | 位相反転器 |
GB2227629B (en) * | 1989-01-28 | 1993-04-14 | Marconi Co Ltd | Television transmitter |
JP2665251B2 (ja) * | 1989-02-15 | 1997-10-22 | 富士通株式会社 | マイクロ波増幅器 |
FR2664432B1 (fr) * | 1990-07-04 | 1992-11-20 | Alcatel Espace | Module hyperfrequence triplaque. |
US5235296A (en) * | 1990-11-28 | 1993-08-10 | Matsushita Electric Industrial Co., Ltd. | Directional coupler using a microstrip line |
FR2722032B1 (fr) * | 1994-07-01 | 1996-09-13 | Thomson Consumer Electronics | Dispositif de couplage en anneau |
US5561378A (en) * | 1994-07-05 | 1996-10-01 | Motorola, Inc. | Circuit probe for measuring a differential circuit |
KR970008274B1 (ko) * | 1994-11-01 | 1997-05-22 | 엘지산전 주식회사 | 엘리베이터의 정지위치 제어방법 |
DE19839890C1 (de) * | 1998-09-02 | 2000-04-06 | Bosch Gmbh Robert | Doppelgegentaktmischer |
US7015773B2 (en) * | 2001-01-31 | 2006-03-21 | Ipr Licensing, Inc. | Electronic phase shifter with enhanced phase shift performance |
KR100471049B1 (ko) * | 2001-02-01 | 2005-03-08 | 코모텍 주식회사 | 링 하이브리드 결합기를 이용한 비방사 유전체 도파관혼합기 |
JP3988698B2 (ja) * | 2003-08-08 | 2007-10-10 | 株式会社村田製作所 | 方向性結合器および高周波回路装置 |
US7263334B2 (en) * | 2003-10-31 | 2007-08-28 | Nokia Corporation | Directional coupler for use in VCO unequal power splitting |
CN103700915B (zh) * | 2013-12-19 | 2015-09-02 | 武汉虹信通信技术有限责任公司 | 一种四进四出电桥 |
US9893409B2 (en) * | 2016-07-01 | 2018-02-13 | Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd. | Branch-line coupler |
CN109583000A (zh) * | 2018-09-16 | 2019-04-05 | 苏州芯智瑞微电子有限公司 | 应用于无线功率传输中三次谐波天线及其校准方法 |
US10644375B1 (en) * | 2018-11-14 | 2020-05-05 | Nanning Fugui Precision Industrial Co., Ltd. | Branch-line coupler |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES415299A1 (es) * | 1973-05-28 | 1976-02-01 | Standard Electrica Sa | Hibrido-duplexor de 180 y cuatro puertas. |
US3996533A (en) * | 1975-07-07 | 1976-12-07 | Lee Chong W | High frequency, multi-throw switch employing hybrid couplers and reflection-type phase shifters |
US4075581A (en) * | 1976-06-01 | 1978-02-21 | Motorola, Inc. | Stripline quadrature coupler |
FR2420220A1 (fr) * | 1978-03-14 | 1979-10-12 | Thomson Csf | Coupleur hyperfrequence directif, et circuit hyperfrequence comportant un tel coupleur |
JPS55150401A (en) * | 1979-04-09 | 1980-11-22 | Mitsui Shipbuilding Eng | Control method of waste heat regeneration system |
JPS55156401A (en) * | 1979-05-24 | 1980-12-05 | Fujitsu Ltd | Hybrid |
FR2473813B1 (fr) * | 1980-01-15 | 1986-03-21 | Thomson Csf | Repartiteur de puissance radio-electrique, et dispositifs radio-electriques utilisant un tel repartiteur, notamment a l'etat solide |
DE3176026D1 (en) * | 1981-05-22 | 1987-04-23 | Ford Aerospace & Communication | Coupler having arbitary impedance transformation ratio and arbitary coupling ratio |
GB2110882B (en) * | 1981-12-02 | 1985-09-25 | Marconi Co Ltd | Microwave coupler devices |
US4420839A (en) * | 1982-03-30 | 1983-12-13 | Bunker Ramo-Eltra Corporation | Hybrid ring having improved bandwidth characteristic |
-
1984
- 1984-10-30 IT IT23387/84A patent/IT1177093B/it active
-
1985
- 1985-09-05 US US06/773,688 patent/US4697161A/en not_active Expired - Fee Related
- 1985-09-07 DE DE8585111336T patent/DE3585203D1/de not_active Expired - Lifetime
- 1985-09-07 EP EP85111336A patent/EP0180011B1/en not_active Expired - Lifetime
- 1985-09-30 ZA ZA857540A patent/ZA857540B/xx unknown
- 1985-10-16 JP JP60230892A patent/JPH0611082B2/ja not_active Expired - Lifetime
- 1985-10-22 CN CN85107733.1A patent/CN1004246B/zh not_active Expired
- 1985-10-23 AU AU48961/85A patent/AU580101B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
CN85107733A (zh) | 1986-04-10 |
JPS61179602A (ja) | 1986-08-12 |
IT8423387A1 (it) | 1986-04-30 |
CN1004246B (zh) | 1989-05-17 |
EP0180011A1 (en) | 1986-05-07 |
AU4896185A (en) | 1986-05-08 |
US4697161A (en) | 1987-09-29 |
EP0180011B1 (en) | 1992-01-15 |
IT1177093B (it) | 1987-08-26 |
DE3585203D1 (de) | 1992-02-27 |
ZA857540B (en) | 1986-06-25 |
AU580101B2 (en) | 1988-12-22 |
JPH0611082B2 (ja) | 1994-02-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19971020 |