DE69807592D1 - Chopper-Komparator für Spannungen - Google Patents

Chopper-Komparator für Spannungen

Info

Publication number
DE69807592D1
DE69807592D1 DE69807592T DE69807592T DE69807592D1 DE 69807592 D1 DE69807592 D1 DE 69807592D1 DE 69807592 T DE69807592 T DE 69807592T DE 69807592 T DE69807592 T DE 69807592T DE 69807592 D1 DE69807592 D1 DE 69807592D1
Authority
DE
Germany
Prior art keywords
voltages
chopper comparator
chopper
comparator
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.)
Expired - Fee Related
Application number
DE69807592T
Other languages
English (en)
Other versions
DE69807592T2 (de
Inventor
Takashi Matsuoka
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.)
NEC Electronics Corp
Original Assignee
NEC 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.)
Filing date
Publication date
Application filed by NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE69807592D1 publication Critical patent/DE69807592D1/de
Publication of DE69807592T2 publication Critical patent/DE69807592T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
    • H03K5/24—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude
    • H03K5/2472—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude using field effect transistors
    • H03K5/249—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude using field effect transistors using clock signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
    • H03K5/24—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude
    • H03K5/2472—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude using field effect transistors
    • H03K5/2481—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude using field effect transistors with at least one differential stage

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Analogue/Digital Conversion (AREA)
  • Manipulation Of Pulses (AREA)
DE69807592T 1997-06-17 1998-06-17 Chopper-Komparator für Spannungen Expired - Fee Related DE69807592T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16021297A JP3439322B2 (ja) 1997-06-17 1997-06-17 差動入力チョッパ型電圧比較回路

Publications (2)

Publication Number Publication Date
DE69807592D1 true DE69807592D1 (de) 2002-10-10
DE69807592T2 DE69807592T2 (de) 2003-04-24

Family

ID=15710178

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69807592T Expired - Fee Related DE69807592T2 (de) 1997-06-17 1998-06-17 Chopper-Komparator für Spannungen

Country Status (5)

Country Link
US (1) US6064239A (de)
EP (1) EP0886377B1 (de)
JP (1) JP3439322B2 (de)
KR (1) KR100341161B1 (de)
DE (1) DE69807592T2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3280347B2 (ja) * 1999-07-12 2002-05-13 インターナショナル・ビジネス・マシーンズ・コーポレーション 電圧比較回路
JP3415508B2 (ja) 1999-09-27 2003-06-09 エヌイーシーマイクロシステム株式会社 ドライバ回路及びその出力安定化方法
US6404262B1 (en) * 1999-12-27 2002-06-11 Texas Instruments Incorporated Switched capacitor integrator using unity gain buffers
KR100399954B1 (ko) * 2000-12-14 2003-09-29 주식회사 하이닉스반도체 아날로그 상호 연관된 이중 샘플링 기능을 수행하는씨모스 이미지 센서용 비교 장치
US20020143901A1 (en) * 2001-04-03 2002-10-03 Gtech Rhode Island Corporation Interactive media response processing system
JP2002314354A (ja) 2001-04-10 2002-10-25 Mitsubishi Electric Corp 多段増幅回路
JP3618689B2 (ja) * 2001-05-31 2005-02-09 イノテック株式会社 チョッパ型電圧比較器及びそれを用いたアナログデジタル変換器
JP3616353B2 (ja) * 2001-06-14 2005-02-02 Ｎｅｃマイクロシステム株式会社 電圧比較回路
WO2003014913A2 (en) 2001-08-10 2003-02-20 Shakti Systems, Inc. Hybrid comparator and method
JP3968261B2 (ja) * 2002-03-29 2007-08-29 富士通株式会社 Ａ／ｄ変換回路
WO2004009701A1 (ja) * 2002-07-22 2004-01-29 Asahi Kasei Chemicals Corporation ポリフェニレンエーテル系樹脂組成物
US20040212527A1 (en) * 2003-04-22 2004-10-28 Hanna John E. Method and apparatus for improving accuracy of analog to digital converters
US7142146B2 (en) * 2004-07-22 2006-11-28 Renesas Technology America, Inc. Method and system for reducing interference between analog circuits operating from a common power supply
KR101012684B1 (ko) 2007-11-26 2011-02-09 삼성전자주식회사 1/2 승수 기준 전압을 누적하는 아날로그 디지털 변환기
CN102386897A (zh) * 2010-09-02 2012-03-21 国民技术股份有限公司 一种对信号进行比较的装置和方法
CN102801421B (zh) * 2011-05-25 2015-07-01 安凯(广州)微电子技术有限公司 一种复合比较器
KR101833856B1 (ko) * 2017-04-19 2018-03-05 울산과학기술원 차동 모드 변환 장치, 차동 모드 변환 장치를 이용한 계측 장치
CN209803679U (zh) * 2019-07-11 2019-12-17 京东方科技集团股份有限公司 用于可穿戴设备的自动唤醒电路、可穿戴设备
JP7356866B2 (ja) * 2019-10-31 2023-10-05 ローム株式会社 電圧コンパレータ
CN111786660B (zh) * 2020-07-16 2022-07-22 中国电子科技集团公司第二十四研究所 一种斩波稳零比较电路

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2565195B2 (ja) * 1986-09-22 1996-12-18 ソニー株式会社 チヨツパ型コンパレ−タ
JP3031486B2 (ja) * 1990-11-30 2000-04-10 日本テキサス・インスツルメンツ株式会社 差動チョッパ形コンパレータ
US5332931A (en) * 1991-06-24 1994-07-26 Harris Corporation High speed differential comparator
KR950006653Y1 (ko) * 1993-07-20 1995-08-16 금성일렉트론 주식회사 쵸퍼형 전압 비교기
TW282598B (de) * 1995-02-22 1996-08-01 Fujitsu Ltd
US5761210A (en) * 1995-06-07 1998-06-02 Discovision Associates Signal processing apparatus and method
JP2865026B2 (ja) * 1995-06-30 1999-03-08 日本電気株式会社 比較器
US5869987A (en) * 1996-09-20 1999-02-09 Lucent Technologies, Inc. Fast response comparator
JP3092525B2 (ja) * 1996-09-20 2000-09-25 日本電気株式会社 チョッパ型コンパレータ

Also Published As

Publication number Publication date
KR19990007064A (ko) 1999-01-25
EP0886377A1 (de) 1998-12-23
US6064239A (en) 2000-05-16
DE69807592T2 (de) 2003-04-24
KR100341161B1 (ko) 2002-09-18
JPH118535A (ja) 1999-01-12
JP3439322B2 (ja) 2003-08-25
EP0886377B1 (de) 2002-09-04

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: NEC ELECTRONICS CORP., KAWASAKI, KANAGAWA, JP

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee