KR960009110U - 오디오 시스템의 직류 오프셋 보상회로 - Google Patents

오디오 시스템의 직류 오프셋 보상회로

Info

Publication number: KR960009110U
Authority: KR; South Korea
Prior art keywords: compensation circuit; audio system; offset compensation; offset; audio
Prior art date: 1994-08-12

Application number

KR2019940020367U

Other languages

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.)

1994-08-12

Filing date

1994-08-12

Publication date

1996-03-16

1994-08-12 Application filed filed Critical

1994-08-12 Priority to KR2019940020367U priority Critical patent/KR960009110U/ko

1995-05-01 Priority to US08/432,465 priority patent/US5557239A/en

1996-03-16 Publication of KR960009110U publication Critical patent/KR960009110U/ko

Classifications

- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10009—Improvement or modification of read or write signals
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Signal Processing (AREA)
Amplifiers (AREA)

KR2019940020367U 1994-08-12 1994-08-12 오디오 시스템의 직류 오프셋 보상회로 KR960009110U (ko)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
KR2019940020367U KR960009110U (ko)	1994-08-12	1994-08-12	오디오 시스템의 직류 오프셋 보상회로
US08/432,465 US5557239A (en)	1994-08-12	1995-05-01	Direct current offset compensating circuit of an audio system

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
KR2019940020367U KR960009110U (ko)	1994-08-12	1994-08-12	오디오 시스템의 직류 오프셋 보상회로

Publications (1)

Publication Number	Publication Date
KR960009110U true KR960009110U (ko)	1996-03-16

Family

ID=19390598

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
KR2019940020367U KR960009110U (ko)	1994-08-12	1994-08-12	오디오 시스템의 직류 오프셋 보상회로

Country Status (2)

Country	Link
US (1)	US5557239A (ko)
KR (1)	KR960009110U (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2885281B2 (ja) *	1996-11-20	1999-04-19	日本電気株式会社	Ｄｃオフセットキャンセル回路及びそれを用いた差動増幅回路
US8036402B2 (en) *	2005-12-15	2011-10-11	Harman International Industries, Incorporated	Distortion compensation
KR20110036371A (ko) *	2009-10-01	2011-04-07	삼성전자주식회사	오디오 증폭기
US8130036B2 (en) *	2009-11-05	2012-03-06	Taiwan Semiconductor Manufacturing Company, Ltd.	Input common mode circuit
US8829991B2 (en)	2011-01-14	2014-09-09	Fairchild Semiconductor Corporation	DC offset tracking circuit
CN105842526B (zh) *	2012-05-19	2019-05-24	快捷半导体(苏州)有限公司	一种零电流检测电路和方法、及电压变换电路

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3444472A (en) *	1967-06-12	1969-05-13	Sylvania Electric Prod	Sense amplifier circuit
US4024462A (en) *	1975-05-27	1977-05-17	International Business Machines Corporation	Darlington configuration high frequency differential amplifier with zero offset current
FR2396463A1 (fr) *	1977-06-30	1979-01-26	Ibm France	Circuit pour compenser les decalages du zero dans les dispositifs analogiques et application de ce circuit a un convertisseur analogique-numerique
JPS5591213A (en) *	1978-12-28	1980-07-10	Nippon Gakki Seizo Kk	Output offset control circuit for direct-coupled amplifier
US4229703A (en) *	1979-02-12	1980-10-21	Varian Associates, Inc.	Zero reference and offset compensation circuit
US4300062A (en) *	1979-04-30	1981-11-10	Honeywell Inc.	Offset compensation circuit for charge-coupled devices
US4306196A (en) *	1980-01-14	1981-12-15	Bell Telephone Laboratories, Incorporated	Operational amplifier with offset compensation
CA1175919A (en) *	1980-02-20	1984-10-09	Toshitaka Tsuda	Device for discriminating between two values of a signal with dc offset compensation
US4322687A (en) *	1980-05-19	1982-03-30	Bell Telephone Laboratories, Incorporated	Operational amplifier with improved offset correction
US4342005A (en) *	1980-06-26	1982-07-27	Rca Corporation	Television intermediate frequency amplifier with feedback stabilization
US4425551A (en) *	1981-03-26	1984-01-10	Dbx, Inc.	Differential amplifier stage having bias compensating means
US4495470A (en) *	1983-02-07	1985-01-22	Tektronix, Inc.	Offset balancing method and apparatus for a DC amplifier
JPS59183511A (ja) *	1983-04-01	1984-10-18	Nec Corp	差動増幅回路

1994
- 1994-08-12 KR KR2019940020367U patent/KR960009110U/ko not_active IP Right Cessation
1995
- 1995-05-01 US US08/432,465 patent/US5557239A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
US5557239A (en)	1996-09-17

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Legal Events

Date	Code	Title	Description
1994-08-12	UA0108	Application for utility model registration	Comment text: Application for Utility Model Registration Patent event code: UA01011R08D Patent event date: 19940812
1995-01-28	A201	Request for examination
1995-01-28	UA0201	Request for examination	Patent event date: 19950128 Patent event code: UA02012R01D Comment text: Request for Examination of Application Patent event date: 19940812 Patent event code: UA02011R01I Comment text: Application for Utility Model Registration
1996-03-16	UG1501	Laying open of application
1998-03-31	E902	Notification of reason for refusal
1998-03-31	UE0902	Notice of grounds for rejection	Comment text: Notification of reason for refusal Patent event code: UE09021S01D Patent event date: 19980331
1998-05-25	C193	Request for withdrawal (abandonment)
1998-05-25	UC1902	Submission of document of abandonment before decision of registration	Patent event code: UC19021R01D Patent event date: 19980525 Comment text: [Abandonment of Procedure such as Patent, etc.] Request for Withdrawal (Abandonment)