DE3873564D1 - Rauscharme mikrowellen-verstaerkerschaltung. - Google Patents

Rauscharme mikrowellen-verstaerkerschaltung.

Info

Publication number: DE3873564D1
Authority: DE; Germany
Prior art keywords: low; amplifier circuit; microwave amplifier; noise microwave; noise
Prior art date: 1987-02-13
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 - Lifetime

Application number

DE8888101981T

Other languages

English (en)

Other versions

DE3873564T2 (de

Inventor

Makio Nakamura

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Sharp Corp

Original Assignee

Sharp Corp

Priority date (The priority date 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 date listed.)

1987-02-13

Filing date

1988-02-11

Publication date

1992-09-17

1988-02-11 Application filed by Sharp Corp filed Critical Sharp Corp

1992-09-17 Publication of DE3873564D1 publication Critical patent/DE3873564D1/de

1992-12-03 Application granted granted Critical

1992-12-03 Publication of DE3873564T2 publication Critical patent/DE3873564T2/de

2008-02-12 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/60—Amplifiers in which coupling networks have distributed constants, e.g. with waveguide resonators
- 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

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Microwave Amplifiers (AREA)

DE8888101981T 1987-02-13 1988-02-11 Rauscharme mikrowellen-verstaerkerschaltung. Expired - Lifetime DE3873564T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP62032112A JPS63199508A (ja)	1987-02-13	1987-02-13	低雑音マイクロ波増幅回路

Publications (2)

Publication Number	Publication Date
DE3873564D1 true DE3873564D1 (de)	1992-09-17
DE3873564T2 DE3873564T2 (de)	1992-12-03

Family

ID=12349817

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE8888101981T Expired - Lifetime DE3873564T2 (de)	1987-02-13	1988-02-11	Rauscharme mikrowellen-verstaerkerschaltung.

Country Status (5)

Country	Link
US (1)	US4837524A (de)
EP (1)	EP0281781B1 (de)
JP (1)	JPS63199508A (de)
KR (1)	KR910001629B1 (de)
DE (1)	DE3873564T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2629276B1 (fr) *	1988-03-23	1991-06-07	Alcatel Thomson Faisceaux	Dispositif hyperfrequence de reglage pour une transition guide d'onde-ligne planaire
US4994771A (en) *	1989-06-28	1991-02-19	Hughes Aircraft Company	Micro-connector to microstrip controlled impedance interconnection assembly
US5023594A (en) *	1990-03-01	1991-06-11	C & K Systems, Inc.	Ceiling mount microwave transceiver with 360 degree radiation pattern
EP0518967A4 (en) *	1990-03-05	1993-06-30	Interleaf, Inc.	Extensible electronic document processing system for creating new classes of active documents
US5063362A (en) *	1990-05-04	1991-11-05	International Business Machines Corporation	Suppression of electrical interferences from an electronic circuit
DE19805911A1 (de) *	1998-02-13	1999-08-19	Cit Alcatel	Übergang von einer Mikrostripleitung zu einem Hohlleiter sowie Verwendung eines solchen Übergangs
JP3771094B2 (ja) *	1999-10-04	2006-04-26	アルプス電気株式会社	衛星放送受信用コンバータ

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3638148A (en) *	1970-06-25	1972-01-25	Collins Radio Co	Lid interaction protected shield enclosed dielectric mounted microstrip
US3796976A (en) *	1971-07-16	1974-03-12	Westinghouse Electric Corp	Microwave stripling circuits with selectively bondable micro-sized switches for in-situ tuning and impedance matching
JPS5939501B2 (ja) *	1981-06-25	1984-09-25	株式会社神戸製鋼所	成形加工性の優れたアルミニウム合金薄板の製造法
US4679249A (en) *	1984-02-15	1987-07-07	Matsushita Electric Industrial Co., Ltd.	Waveguide-to-microstrip line coupling arrangement and a frequency converter having the coupling arrangement
JPS60180202A (ja) *	1984-02-27	1985-09-14	Sony Corp	ストリツプ線路回路

1987
- 1987-02-13 JP JP62032112A patent/JPS63199508A/ja active Pending
1988
- 1988-02-11 US US07/154,356 patent/US4837524A/en not_active Expired - Fee Related
- 1988-02-11 DE DE8888101981T patent/DE3873564T2/de not_active Expired - Lifetime
- 1988-02-11 EP EP88101981A patent/EP0281781B1/de not_active Expired - Lifetime
- 1988-02-13 KR KR1019880001400A patent/KR910001629B1/ko not_active IP Right Cessation

Also Published As

Publication number	Publication date
US4837524A (en)	1989-06-06
JPS63199508A (ja)	1988-08-18
KR880010562A (ko)	1988-10-10
DE3873564T2 (de)	1992-12-03
EP0281781A1 (de)	1988-09-14
EP0281781B1 (de)	1992-08-12
KR910001629B1 (ko)	1991-03-16

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DE3873564D1 (de)	1992-09-17	Rauscharme mikrowellen-verstaerkerschaltung.

Legal Events

Date	Code	Title	Description
1993-09-09	8364	No opposition during term of opposition
2000-04-20	8339	Ceased/non-payment of the annual fee