JP2005323131A5 - - Google Patents

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Publication number
JP2005323131A5
JP2005323131A5 JP2004139318A JP2004139318A JP2005323131A5 JP 2005323131 A5 JP2005323131 A5 JP 2005323131A5 JP 2004139318 A JP2004139318 A JP 2004139318A JP 2004139318 A JP2004139318 A JP 2004139318A JP 2005323131 A5 JP2005323131 A5 JP 2005323131A5
Authority
JP
Japan
Prior art keywords
unit
gain
input
amplifier circuit
gain control
Prior art date
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.)
Abandoned
Application number
JP2004139318A
Other languages
English (en)
Japanese (ja)
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JP2005323131A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2004139318A priority Critical patent/JP2005323131A/ja
Priority claimed from JP2004139318A external-priority patent/JP2005323131A/ja
Publication of JP2005323131A publication Critical patent/JP2005323131A/ja
Publication of JP2005323131A5 publication Critical patent/JP2005323131A5/ja
Abandoned legal-status Critical Current

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JP2004139318A 2004-05-10 2004-05-10 利得制御増幅回路および記録再生装置 Abandoned JP2005323131A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2004139318A JP2005323131A (ja) 2004-05-10 2004-05-10 利得制御増幅回路および記録再生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004139318A JP2005323131A (ja) 2004-05-10 2004-05-10 利得制御増幅回路および記録再生装置

Publications (2)

Publication Number Publication Date
JP2005323131A JP2005323131A (ja) 2005-11-17
JP2005323131A5 true JP2005323131A5 (https=) 2007-07-12

Family

ID=35470071

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004139318A Abandoned JP2005323131A (ja) 2004-05-10 2004-05-10 利得制御増幅回路および記録再生装置

Country Status (1)

Country Link
JP (1) JP2005323131A (https=)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008205560A (ja) 2007-02-16 2008-09-04 Fujitsu Ltd 可変利得増幅回路、フィルタ回路、及び半導体装置
CN101431315B (zh) * 2008-11-21 2011-12-14 陕西海泰电子有限责任公司 一种分级放大电路及多功能数据采集卡
JP2011091572A (ja) * 2009-10-21 2011-05-06 Sanyo Electric Co Ltd 可変利得増幅回路
JP5511602B2 (ja) * 2010-09-16 2014-06-04 富士通テン株式会社 増幅回路システム
US8698555B2 (en) * 2010-11-19 2014-04-15 Marvell World Trade Ltd. Low distortion variable gain amplifier (VGA)
JP5841506B2 (ja) 2012-08-08 2016-01-13 ルネサスエレクトロニクス株式会社 半導体集積回路及びそれを備えた無線通信端末
JP2014207577A (ja) * 2013-04-12 2014-10-30 オリンパス株式会社 可変利得回路
JP2016036180A (ja) * 2015-11-13 2016-03-17 ルネサスエレクトロニクス株式会社 無線通信装置
CN117741624B (zh) * 2024-02-21 2024-05-24 成都智明达电子股份有限公司 一种低噪声激光回波前端接收电路

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