GB2441218B - Method,apparatus and system for reducing dc coupling capacitance at switching amplifier - Google Patents

Method,apparatus and system for reducing dc coupling capacitance at switching amplifier

Info

Publication number: GB2441218B
Authority: GB; United Kingdom
Prior art keywords: reducing; coupling capacitance; switching amplifier; amplifier; switching
Prior art date: 2006-08-23
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

GB0716318A

Other versions

GB0716318D0 (en

GB2441218A (en

Inventor

Seung-Bin You

Yong-Jin Cho

Soo-Hyoung Lee

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.)

Samsung Electronics Co Ltd

Original Assignee

Samsung Electronics Co Ltd

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.)

2006-08-23

Filing date

2007-08-21

Publication date

2011-08-10

2006-08-23 Priority claimed from KR1020060079793A external-priority patent/KR100770747B1/en

2007-08-21 Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd

2007-10-03 Publication of GB0716318D0 publication Critical patent/GB0716318D0/en

2008-02-27 Publication of GB2441218A publication Critical patent/GB2441218A/en

2011-08-10 Application granted granted Critical

2011-08-10 Publication of GB2441218B publication Critical patent/GB2441218B/en

Status Expired - Fee Related legal-status Critical Current

2027-08-21 Anticipated expiration legal-status Critical

Links

230000008878 coupling Effects 0.000 title 1
238000010168 coupling process Methods 0.000 title 1
238000005859 coupling reaction Methods 0.000 title 1
238000000034 method Methods 0.000 title 1

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
- H03F3/217—Class D power amplifiers; Switching amplifiers

Landscapes

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

GB0716318A 2006-08-23 2007-08-21 Method,apparatus and system for reducing dc coupling capacitance at switching amplifier Expired - Fee Related GB2441218B (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
KR1020060079793A KR100770747B1 (en)	2006-08-23	2006-08-23	Digital amplifier and method of reproducing sound
US11/889,419 US7602245B2 (en)	2006-08-23	2007-08-13	Method, apparatus and system for reducing DC coupling capacitance at switching amplifier

Publications (3)

Publication Number	Publication Date
GB0716318D0 GB0716318D0 (en)	2007-10-03
GB2441218A GB2441218A (en)	2008-02-27
GB2441218B true GB2441218B (en)	2011-08-10

Family

ID=39027558

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB0716318A Expired - Fee Related GB2441218B (en)	2006-08-23	2007-08-21	Method,apparatus and system for reducing dc coupling capacitance at switching amplifier

Country Status (3)

Country	Link
JP (1)	JP5198013B2 (en)
DE (1)	DE102007040498A1 (en)
GB (1)	GB2441218B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP5206763B2 (en) *	2010-10-21	2013-06-12	オンキヨー株式会社	Amplifier

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2001223545A (en) *	2000-02-07	2001-08-17	Digian Technology Inc	Pwm amplifier
WO2002095936A1 (en) *	2001-05-21	2002-11-28	Niigata Seimitsu Co., Ltd.	Audio output amplifier
JP2005210329A (en) *	2004-01-21	2005-08-04	Sharp Corp	Digital amplifier
WO2006031304A2 (en) *	2004-07-29	2006-03-23	Maxim Integrated Products, Inc.	Single supply direct drive amplifier
WO2006059956A1 (en) *	2004-12-01	2006-06-08	Creative Technology Ltd	A power multiplier apparatus and method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3266203B2 (en) *	1991-09-30	2002-03-18	ローム株式会社	Automatic gain control circuit
JP2001127633A (en) *	1999-10-27	2001-05-11	Asahi Kasei Microsystems Kk	Offset cancel circuit
JP2004214712A (en) *	2002-12-26	2004-07-29	Toshiba Corp	Amplifier circuit

2007
- 2007-08-21 GB GB0716318A patent/GB2441218B/en not_active Expired - Fee Related
- 2007-08-22 JP JP2007216123A patent/JP5198013B2/en not_active Expired - Fee Related
- 2007-08-22 DE DE102007040498A patent/DE102007040498A1/en not_active Withdrawn

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2001223545A (en) *	2000-02-07	2001-08-17	Digian Technology Inc	Pwm amplifier
WO2002095936A1 (en) *	2001-05-21	2002-11-28	Niigata Seimitsu Co., Ltd.	Audio output amplifier
JP2005210329A (en) *	2004-01-21	2005-08-04	Sharp Corp	Digital amplifier
WO2006031304A2 (en) *	2004-07-29	2006-03-23	Maxim Integrated Products, Inc.	Single supply direct drive amplifier
WO2006059956A1 (en) *	2004-12-01	2006-06-08	Creative Technology Ltd	A power multiplier apparatus and method

Also Published As

Publication number	Publication date
JP5198013B2 (en)	2013-05-15
GB0716318D0 (en)	2007-10-03
GB2441218A (en)	2008-02-27
JP2008054320A (en)	2008-03-06
DE102007040498A1 (en)	2008-04-03

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Legal Events

Date	Code	Title	Description
2015-04-29	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 20140821