JP2010093818A5 - - Google Patents

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Publication number
JP2010093818A5
JP2010093818A5 JP2009235587A JP2009235587A JP2010093818A5 JP 2010093818 A5 JP2010093818 A5 JP 2010093818A5 JP 2009235587 A JP2009235587 A JP 2009235587A JP 2009235587 A JP2009235587 A JP 2009235587A JP 2010093818 A5 JP2010093818 A5 JP 2010093818A5
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JP
Japan
Prior art keywords
input
output signal
capacitor
signal
comparator
Prior art date
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Application number
JP2009235587A
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English (en)
Japanese (ja)
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JP5473525B2 (ja
JP2010093818A (ja
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Publication date
Priority claimed from US12/249,746 external-priority patent/US7936291B2/en
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Publication of JP2010093818A publication Critical patent/JP2010093818A/ja
Publication of JP2010093818A5 publication Critical patent/JP2010093818A5/ja
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Publication of JP5473525B2 publication Critical patent/JP5473525B2/ja
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JP2009235587A 2008-10-10 2009-10-09 コンパレータベース／ゼロクロスベーススイッチドキャパシタ回路において非直線性を除去すると共にオフセット誤差をキャンセルするためのシステム及び方法 Active JP5473525B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/249,746 2008-10-10
US12/249,746 US7936291B2 (en) 2008-10-10 2008-10-10 System and method for removing nonlinearities and cancelling offset errors in comparator based/zero crossing based switched capacitor circuits

Publications (3)

Publication Number Publication Date
JP2010093818A JP2010093818A (ja) 2010-04-22
JP2010093818A5 true JP2010093818A5 (enExample) 2011-04-14
JP5473525B2 JP5473525B2 (ja) 2014-04-16

Family

ID=42098299

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009235587A Active JP5473525B2 (ja) 2008-10-10 2009-10-09 コンパレータベース／ゼロクロスベーススイッチドキャパシタ回路において非直線性を除去すると共にオフセット誤差をキャンセルするためのシステム及び方法

Country Status (3)

Country Link
US (1) US7936291B2 (enExample)
JP (1) JP5473525B2 (enExample)
DE (1) DE102009045525B4 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5117451B2 (ja) * 2009-06-30 2013-01-16 オンセミコンダクター・トレーディング・リミテッド スイッチトキャパシタ回路、およびアナログデジタル変換器
US9225247B2 (en) 2014-03-31 2015-12-29 Freescale Semiconductor, Inc. Comparator for synchronous rectification and method of operation
US9312768B2 (en) 2014-03-31 2016-04-12 Freescale Semiconductor, Inc. Comparator for synchronous rectification and method of operation
KR101567895B1 (ko) * 2014-05-16 2015-11-10 전자부품연구원 정현파의 제로 교차 검출 장치 및 방법
JP2016225840A (ja) * 2015-05-29 2016-12-28 株式会社東芝 増幅回路、ａｄ変換器、無線通信装置、及びセンサシステム
EP3829058A1 (en) * 2019-11-26 2021-06-02 ams International AG Switched-capacitor amplifier and pipelined analog-to-digital converter comprising the same
CN112600540B (zh) * 2021-03-04 2021-05-14 上海南芯半导体科技有限公司 一种适用于无线充电中电流解调的高精度比较器

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58130608A (ja) * 1982-01-29 1983-08-04 Hitachi Ltd チヨツパ増幅回路
US4996529A (en) 1989-04-10 1991-02-26 Motorola, Inc. Auto-zeroing circuit for offset cancellation
WO1996037951A1 (en) 1995-05-23 1996-11-28 Analog Devices, Inc. Switched capacitor offset suppression
US5818374A (en) * 1996-05-08 1998-10-06 Telefonaktiebolaget Lm Ericsson Switched current delta-sigma modulator
US6931124B1 (en) * 2000-01-13 2005-08-16 Acoustic Technology, Inc. Soft mute circuit
JP3628636B2 (ja) 2001-07-30 2005-03-16 シャープ株式会社 スイッチトキャパシタ回路
JP4241338B2 (ja) * 2003-11-21 2009-03-18 パナソニック電工株式会社 センサ信号処理装置
US7486115B2 (en) 2005-07-01 2009-02-03 Cambridge Analog Technologies, Inc. Sampled-data circuits using zero crossing detection
US7522086B2 (en) * 2005-12-29 2009-04-21 Cambridge Analog Technologies, Inc. Reference circuits for sampled-data circuits
WO2007109506A2 (en) 2006-03-21 2007-09-27 Cambridge Analog Technology, Llc Offset cancellation for sampled-data circuits
JP4922204B2 (ja) * 2007-02-19 2012-04-25 株式会社東芝 信号検出回路
US7474163B1 (en) * 2007-05-30 2009-01-06 Sensor Platforms, Inc. System and method for oscillator noise cancellation

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