DE69633945D1 - Analogdigitalwandler und Kodierer dazu - Google Patents

Analogdigitalwandler und Kodierer dazu

Info

Publication number
DE69633945D1
DE69633945D1 DE69633945T DE69633945T DE69633945D1 DE 69633945 D1 DE69633945 D1 DE 69633945D1 DE 69633945 T DE69633945 T DE 69633945T DE 69633945 T DE69633945 T DE 69633945T DE 69633945 D1 DE69633945 D1 DE 69633945D1
Authority
DE
Germany
Prior art keywords
encoder
analog
digital converter
converter
digital
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
DE69633945T
Other languages
English (en)
Other versions
DE69633945T2 (de
Inventor
Sanroku Tsukamoto
Ian Dedic
Kuniyoshi Kamei
Toshiaki Endo
Masaru Sawada
Hiroki Murakami
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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.)
Filing date
Publication date
Priority claimed from JP20622695A external-priority patent/JP3579138B2/ja
Priority claimed from JP7231757A external-priority patent/JP2945307B2/ja
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Application granted granted Critical
Publication of DE69633945D1 publication Critical patent/DE69633945D1/de
Publication of DE69633945T2 publication Critical patent/DE69633945T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H03M1/34—Analogue value compared with reference values
    • H03M1/36—Analogue value compared with reference values simultaneously only, i.e. parallel type
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/14—Conversion to or from non-weighted codes
    • H03M7/16—Conversion to or from unit-distance codes, e.g. Gray code, reflected binary code
    • H03M7/165—Conversion to or from thermometric code
    • 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
    • H03M1/34—Analogue value compared with reference values
    • H03M1/36—Analogue value compared with reference values simultaneously only, i.e. parallel type
    • H03M1/361—Analogue value compared with reference values simultaneously only, i.e. parallel type having a separate comparator and reference value for each quantisation level, i.e. full flash converter type
    • H03M1/362—Analogue value compared with reference values simultaneously only, i.e. parallel type having a separate comparator and reference value for each quantisation level, i.e. full flash converter type the reference values being generated by a resistive voltage divider
    • H03M1/365—Analogue value compared with reference values simultaneously only, i.e. parallel type having a separate comparator and reference value for each quantisation level, i.e. full flash converter type the reference values being generated by a resistive voltage divider the voltage divider being a single resistor string

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
DE69633945T 1995-02-22 1996-02-22 Analogdigitalwandler und Kodierer dazu Expired - Fee Related DE69633945T2 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP3407695 1995-02-22
JP3407695 1995-02-22
JP20622695A JP3579138B2 (ja) 1995-08-11 1995-08-11 半導体集積回路
JP20622695 1995-08-11
JP7231757A JP2945307B2 (ja) 1995-02-22 1995-09-08 Ａ／ｄ変換器
JP23175795 1995-09-08

Publications (2)

Publication Number Publication Date
DE69633945D1 true DE69633945D1 (de) 2004-12-30
DE69633945T2 DE69633945T2 (de) 2005-04-07

Family

ID=27288320

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69621174T Expired - Fee Related DE69621174T2 (de) 1995-02-22 1996-02-22 Analog-Digitalumsetzer und Kodierer dafür
DE69633945T Expired - Fee Related DE69633945T2 (de) 1995-02-22 1996-02-22 Analogdigitalwandler und Kodierer dazu

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69621174T Expired - Fee Related DE69621174T2 (de) 1995-02-22 1996-02-22 Analog-Digitalumsetzer und Kodierer dafür

Country Status (5)

Country Link
US (2) US6288668B1 (de)
EP (2) EP1065788B1 (de)
KR (1) KR100215137B1 (de)
DE (2) DE69621174T2 (de)
TW (1) TW282598B (de)

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JP3439322B2 (ja) * 1997-06-17 2003-08-25 Ｎｅｃエレクトロニクス株式会社 差動入力チョッパ型電圧比較回路
US6218975B1 (en) * 1997-09-02 2001-04-17 Fujitsu Limited Interleaved auto-zero analog-to-digital converter with switching noise compensation
KR100725881B1 (ko) * 1999-09-24 2007-06-08 산요덴키가부시키가이샤 신호 처리 회로 및 반도체 집적 회로
JP2001319424A (ja) * 1999-09-24 2001-11-16 Sanyo Electric Co Ltd 信号処理回路および半導体集積回路
US6816101B2 (en) * 2002-03-08 2004-11-09 Quelian, Inc. High-speed analog-to-digital converter using a unique gray code
DE60314333T2 (de) * 2002-05-27 2007-09-27 Fujitsu Ltd., Kawasaki A/D Wandler-Vorspannungsstromschaltkreis
US7035361B2 (en) 2002-07-15 2006-04-25 Quellan, Inc. Adaptive noise filtering and equalization for optimal high speed multilevel signal decoding
WO2004045078A2 (en) 2002-11-12 2004-05-27 Quellan, Inc. High-speed analog-to-digital conversion with improved robustness to timing uncertainty
US7804760B2 (en) 2003-08-07 2010-09-28 Quellan, Inc. Method and system for signal emulation
KR101109847B1 (ko) 2003-08-07 2012-04-06 ？란 인코포레이티드 혼선 제거 방법 및 시스템
ATE488068T1 (de) 2003-11-17 2010-11-15 Quellan Inc Verfahren und system zur löschung von antennenstörungen
US7616700B2 (en) 2003-12-22 2009-11-10 Quellan, Inc. Method and system for slicing a communication signal
JP2005269400A (ja) * 2004-03-19 2005-09-29 Sanyo Electric Co Ltd 比較装置及び方法、その比較方法を利用可能なアナログデジタル変換装置、及びその比較方法に利用可能な判定装置
US7725079B2 (en) 2004-12-14 2010-05-25 Quellan, Inc. Method and system for automatic control in an interference cancellation device
US7522883B2 (en) 2004-12-14 2009-04-21 Quellan, Inc. Method and system for reducing signal interference
JP4684743B2 (ja) * 2005-05-27 2011-05-18 ルネサスエレクトロニクス株式会社 Ａ／ｄ変換回路、ａ／ｄ変換器およびサンプリングクロックのスキュー調整方法
WO2007127369A2 (en) 2006-04-26 2007-11-08 Quellan, Inc. Method and system for reducing radiated emissions from a communications channel
EP2040382B1 (de) * 2006-12-04 2011-01-26 Panasonic Corporation Analog-digital-wandler
JP2008219761A (ja) 2007-03-07 2008-09-18 Nec Electronics Corp 入力信号検出回路
US7696916B2 (en) * 2007-09-13 2010-04-13 Sony Corporation Parallel type analog-to-digital conversion circuit, sampling circuit and comparison amplification circuit
JP4777444B2 (ja) * 2009-03-03 2011-09-21 シャープ株式会社 デコーダ装置および移動制御装置
KR101591339B1 (ko) * 2009-08-11 2016-02-03 삼성전자주식회사 다단 증폭 회로
JP5625857B2 (ja) * 2010-06-10 2014-11-19 富士通株式会社 半導体集積回路、閾値設定方法、及び通信装置
US10848166B1 (en) 2019-12-06 2020-11-24 Analog Devices International Unlimited Company Dual mode data converter
US11374559B2 (en) * 2020-05-18 2022-06-28 Nxp Usa, Inc. Low power comparator

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55118221A (en) 1979-03-06 1980-09-11 Nec Corp Comparison circuit
JPS57204633A (en) 1981-06-10 1982-12-15 Toshiba Corp Analog-to-digital converter
JPS59152718A (ja) 1983-02-18 1984-08-31 Hitachi Ltd コンパレ−タ
JPS60213118A (ja) 1984-04-06 1985-10-25 Hitachi Ltd 電圧比較回路
JPH0758910B2 (ja) 1985-05-27 1995-06-21 松下電器産業株式会社 並列型ａ／ｄ変換器
JPH0681050B2 (ja) 1985-08-21 1994-10-12 株式会社日立製作所 並列形ａｄ変換器
EP0217009A3 (de) * 1985-10-04 1989-05-03 Tektronix, Inc. Kodierer zur Umwandlung eines Thermometerkodes in einen entsprechenden Binärkode
JPH0693497B2 (ja) * 1986-07-30 1994-11-16 日本電気株式会社 相補型ｍｉｓ集積回路
JPS63144617A (ja) 1986-12-08 1988-06-16 Sony Corp チヨツパ型コンパレ−タ
US4963874A (en) 1987-04-28 1990-10-16 Matsushita Electric Industrial Co., Ltd. Parallel type A/D converter
JP2547775B2 (ja) 1987-06-23 1996-10-23 住友電気工業株式会社 Ｏｆケ−ブル
JPS6422210A (en) 1987-07-17 1989-01-25 Sanyo Electric Co Control circuit of electric machinery
JPS6444128A (en) 1987-08-12 1989-02-16 Hitachi Ltd A/d converter
JP2840747B2 (ja) 1988-05-25 1998-12-24 ソニー株式会社 ディジタル信号再生装置
JP2623298B2 (ja) 1988-06-23 1997-06-25 三菱電機株式会社 アナログ／デジタル変換器の制御方法
US5072221A (en) 1988-08-04 1991-12-10 Signal Processing Technologies, Inc. Error limiting analog to digital converter
JP2844806B2 (ja) 1990-02-28 1999-01-13 ソニー株式会社 並列比較型ａ―ｄ変換器
US5184131A (en) 1989-07-06 1993-02-02 Nissan Motor Co., Ltd. A-d converter suitable for fuzzy controller
DE69132776T2 (de) 1990-02-28 2002-08-08 Sony Corp Vollflash-Analog-Digitalwandler
JP3103657B2 (ja) 1992-03-23 2000-10-30 松下電器産業株式会社 電圧保持回路及び容量結合網を有するａ／ｄ変換器
JPH06132824A (ja) 1992-10-22 1994-05-13 Matsushita Electric Ind Co Ltd 直並列型ａ／ｄ変換器
US5450085A (en) 1993-08-31 1995-09-12 Advanced Micro Devices, Inc. Method and apparatus for high speed analog to digital conversion using multiplexed flash sections

Also Published As

Publication number Publication date
KR960032909A (ko) 1996-09-17
EP1065788B1 (de) 2004-11-24
US6288665B1 (en) 2001-09-11
EP0729235A1 (de) 1996-08-28
DE69633945T2 (de) 2005-04-07
DE69621174T2 (de) 2002-08-29
TW282598B (de) 1996-08-01
EP0729235B1 (de) 2002-05-15
US6288668B1 (en) 2001-09-11
EP1065788A3 (de) 2002-01-23
DE69621174D1 (de) 2002-06-20
KR100215137B1 (ko) 1999-08-16
EP1065788A2 (de) 2001-01-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee