DE68921502T2 - Verstärkerschaltung. - Google Patents

Verstärkerschaltung.

Info

Publication number: DE68921502T2
Authority: DE; Germany
Prior art keywords: amplifier circuit; amplifier; circuit
Prior art date: 1988-05-02
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

Application number

DE68921502T

Other languages

English (en)

Other versions

DE68921502D1 (de

Inventor

Kazuo C O Intellectua Imanishi

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.)

Toshiba Corp

Original Assignee

Toshiba 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.)

1988-05-02

Filing date

1989-05-02

Publication date

1995-08-17

1989-05-02 Application filed by Toshiba Corp filed Critical Toshiba Corp

1995-04-13 Publication of DE68921502D1 publication Critical patent/DE68921502D1/de

1995-08-17 Application granted granted Critical

1995-08-17 Publication of DE68921502T2 publication Critical patent/DE68921502T2/de

2009-05-03 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/02—Manually-operated control
- H03G3/04—Manually-operated control in untuned amplifiers
- H03G3/10—Manually-operated control in untuned amplifiers having semiconductor devices
- H03G3/12—Manually-operated control in untuned amplifiers having semiconductor devices incorporating negative feedback
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier
- H03G1/0023—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier in emitter-coupled or cascode amplifiers

DE68921502T 1988-05-02 1989-05-02 Verstärkerschaltung. Expired - Fee Related DE68921502T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP63109313A JPH0691390B2 (ja)	1988-05-02	1988-05-02	増幅器

Publications (2)

Publication Number	Publication Date
DE68921502D1 DE68921502D1 (de)	1995-04-13
DE68921502T2 true DE68921502T2 (de)	1995-08-17

Family

ID=14507043

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE68921502T Expired - Fee Related DE68921502T2 (de)	1988-05-02	1989-05-02	Verstärkerschaltung.

Country Status (5)

Country	Link
US (1)	US4929908A (de)
EP (1)	EP0340719B1 (de)
JP (1)	JPH0691390B2 (de)
KR (1)	KR930002040B1 (de)
DE (1)	DE68921502T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5724519A (en) *	1989-02-17	1998-03-03	Hitachi, Ltd.	Complementary transistor circuit and amplifier and CRT display device using the same
DE4235584A1 (de) *	1992-10-22	1994-04-28	Nokia Deutschland Gmbh	Stellbarer elektronischer Widerstand
US5596289A (en) *	1995-05-15	1997-01-21	National Science Council	Differential-difference current conveyor and applications therefor
US6100761A (en) *	1998-10-07	2000-08-08	Microtune, Inc.	Highly linear variable-gain low noise amplifier
US6140872A (en) *	1999-10-28	2000-10-31	Burr-Brown Corporation	Offset-compensated amplifier input stage and method
US20030207673A1 (en) *	2000-05-23	2003-11-06	Syuuichi Takayoshi	Constant-current source circuit, intermediate-frequency gain control circuit and mobile terminal device
US6771124B1 (en)	2000-08-04	2004-08-03	Microtune (Texas), L.P.	System and method for low-noise amplifier with a high frequency response
WO2005112252A1 (en) *	2004-05-17	2005-11-24	Koninklijke Philips Electronics N.V.	Plop noise avoidance for an amplifier
US7639082B2 (en) *	2007-07-24	2009-12-29	Texas Instruments Incorporated	System and method for amplifier gain measurement and compensation
CN104753477B (zh) *	2013-12-30	2018-07-20	国民技术股份有限公司	功率放大器及其增益切换电路

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL291586A (de) *	1962-04-20
US3452289A (en) *	1967-02-16	1969-06-24	Motorola Inc	Differential amplifier circuits
JPS5541012A (en) *	1978-09-18	1980-03-22	Hitachi Ltd	Gain control circuit
SE416694B (sv) *	1979-03-09	1981-01-26	Ericsson Telefon Ab L M	Forsterkningsregleringskoppling
JPS59183514A (ja) *	1983-04-01	1984-10-18	Nec Corp	可変利得差動増幅回路
JPS59191911A (ja) *	1983-04-15	1984-10-31	Hitachi Ltd	差動増幅回路
US4695806A (en) *	1986-04-15	1987-09-22	Tektronix, Inc.	Precision remotely-switched attenuator

1988
- 1988-05-02 JP JP63109313A patent/JPH0691390B2/ja not_active Expired - Fee Related
1989
- 1989-04-28 US US07/344,775 patent/US4929908A/en not_active Expired - Lifetime
- 1989-05-02 DE DE68921502T patent/DE68921502T2/de not_active Expired - Fee Related
- 1989-05-02 EP EP89107927A patent/EP0340719B1/de not_active Expired - Lifetime
- 1989-05-02 KR KR1019890005907A patent/KR930002040B1/ko not_active IP Right Cessation

Also Published As

Publication number	Publication date
JPH01279613A (ja)	1989-11-09
DE68921502D1 (de)	1995-04-13
KR930002040B1 (ko)	1993-03-22
EP0340719B1 (de)	1995-03-08
US4929908A (en)	1990-05-29
EP0340719A3 (de)	1991-02-27
EP0340719A2 (de)	1989-11-08
KR890017864A (ko)	1989-12-18
JPH0691390B2 (ja)	1994-11-14

Legal Events

Date	Code	Title
1996-04-04	8364	No opposition during term of opposition
1999-07-29	8320	Willingness to grant licences declared (paragraph 23)
2008-03-27	8339	Ceased/non-payment of the annual fee

Publication	Publication Date	Title
DE3776226D1 (de)	1992-03-05	Verstaerkerschaltung.
DE68919383D1 (de)	1994-12-22	Verstärkerschaltung.
FI890607A (fi)	1989-08-10	Kopplingsanordning.
DE68926201D1 (de)	1996-05-15	Operationsverstärkerschaltung
DE3885732D1 (de)	1993-12-23	Ladungsverstärkerschaltung.
DE68926332T2 (de)	1996-09-19	Verstärkerschaltung
DE69022108T2 (de)	1996-04-18	Verstärkeranordnung.
DE3863040D1 (de)	1991-07-04	Verstaerkerschaltung.
DE3581553D1 (de)	1991-03-07	Verstaerkerschaltung.
DE69016829T2 (de)	1995-10-12	Leseverstärkerschaltung.
DE68921502D1 (de)	1995-04-13	Verstärkerschaltung.
DE69024733D1 (de)	1996-02-22	Leseverstärkerschaltung
DE69023725T2 (de)	1996-07-04	Verstärkerschaltung.
DE68915221T2 (de)	1994-08-18	Verstärker.
DE69112104T2 (de)	1996-04-04	Verstärkerschaltung.
DE58909483D1 (de)	1995-12-14	Ladungsverstärkerschaltung.
DE68919494T2 (de)	1995-05-04	Operationsverstärker.
DE69024711D1 (de)	1996-02-22	Verstärkerschaltung
DE69023704T2 (de)	1996-06-27	Verstärkerschaltung.
DE68919086T2 (de)	1995-03-02	Abtast-halte-verstärkerschaltung.
DE3683949D1 (de)	1992-04-02	Verstaerkerschaltung.
DE68911865D1 (de)	1994-02-10	Stromverstärker.
DE69024865T2 (de)	1996-08-22	Verstärkerschaltung
DE68923540D1 (de)	1995-08-24	Festkörperschaltkreis.
DE68919177T2 (de)	1995-05-24	Stromverstärker.