DE60314333D1 - A/D Wandler-Vorspannungsstromschaltkreis - Google Patents

A/D Wandler-Vorspannungsstromschaltkreis

Info

Publication number
DE60314333D1
DE60314333D1 DE60314333T DE60314333T DE60314333D1 DE 60314333 D1 DE60314333 D1 DE 60314333D1 DE 60314333 T DE60314333 T DE 60314333T DE 60314333 T DE60314333 T DE 60314333T DE 60314333 D1 DE60314333 D1 DE 60314333D1
Authority
DE
Germany
Prior art keywords
bias current
current circuit
converter bias
converter
circuit
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 - Lifetime
Application number
DE60314333T
Other languages
English (en)
Other versions
DE60314333T2 (de
Inventor
Hisao Suzuki
Shogo Itoh
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 Semiconductor 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 JP2002305613A external-priority patent/JP4067932B2/ja
Priority claimed from JP2002312668A external-priority patent/JP4094405B2/ja
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of DE60314333D1 publication Critical patent/DE60314333D1/de
Application granted granted Critical
Publication of DE60314333T2 publication Critical patent/DE60314333T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M1/0602—Continuously compensating for, or preventing, undesired influence of physical parameters of deviations from the desired transfer characteristic
    • H03M1/0604—Continuously compensating for, or preventing, undesired influence of physical parameters of deviations from the desired transfer characteristic at one point, i.e. by adjusting a single reference value, e.g. bias or gain error
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G17/00—Coffins; Funeral wrappings; Funeral urns
    • A61G17/04—Fittings for coffins
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/002—Provisions or arrangements for saving power, e.g. by allowing a sleep mode, using lower supply voltage for downstream stages, using multiple clock domains or by selectively turning on stages when needed
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Analogue/Digital Conversion (AREA)
DE60314333T 2002-05-27 2003-04-23 A/D Wandler-Vorspannungsstromschaltkreis Expired - Lifetime DE60314333T2 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2002152053 2002-05-27
JP2002152053 2002-05-27
JP2002305613A JP4067932B2 (ja) 2002-05-27 2002-10-21 アナログ／デジタル変換回路
JP2002305613 2002-10-21
JP2002312668 2002-10-28
JP2002312668A JP4094405B2 (ja) 2002-10-28 2002-10-28 Ａｄ変換回路

Publications (2)

Publication Number Publication Date
DE60314333D1 true DE60314333D1 (de) 2007-07-26
DE60314333T2 DE60314333T2 (de) 2007-09-27

Family

ID=29424265

Family Applications (2)

Application Number Title Priority Date Filing Date
DE60314333T Expired - Lifetime DE60314333T2 (de) 2002-05-27 2003-04-23 A/D Wandler-Vorspannungsstromschaltkreis
DE60322445T Expired - Lifetime DE60322445D1 (de) 2002-05-27 2003-04-23 A/D Wandler-Vorspannungsstromschaltkreis

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE60322445T Expired - Lifetime DE60322445D1 (de) 2002-05-27 2003-04-23 A/D Wandler-Vorspannungsstromschaltkreis

Country Status (6)

Country Link
US (2) US6788239B2 (de)
EP (2) EP1367720B1 (de)
KR (1) KR100902811B1 (de)
CN (1) CN1287529C (de)
DE (2) DE60314333T2 (de)
TW (1) TWI237447B (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60314333T2 (de) * 2002-05-27 2007-09-27 Fujitsu Ltd., Kawasaki A/D Wandler-Vorspannungsstromschaltkreis
JP3887000B2 (ja) * 2004-06-11 2007-02-28 シャープ株式会社 電子回路装置
JP2006020171A (ja) 2004-07-02 2006-01-19 Fujitsu Ltd 差動型コンパレータ、アナログ・デジタル変換装置、撮像装置
US8129969B1 (en) * 2006-04-07 2012-03-06 Marvell International Ltd. Hysteretic inductive switching regulator with power supply compensation
CN101299607B (zh) * 2007-04-30 2012-09-26 鸿富锦精密工业（深圳）有限公司 接口电路
GB2452751A (en) * 2007-09-13 2009-03-18 Iti Scotland Ltd Analog-to-Digital Converter comprising selective comparators
JP4900200B2 (ja) 2007-11-15 2012-03-21 ソニー株式会社 固体撮像素子、およびカメラシステム
US7724170B2 (en) * 2007-12-02 2010-05-25 The Chinese University Of Hong Kong Sensor interface devices and amplifiers
EP2107683A1 (de) 2008-03-31 2009-10-07 Imec Analog-Digital-Wandler mit komparatorbasierter asynchroner binärer Suche
JPWO2009136480A1 (ja) * 2008-05-08 2011-09-08 パナソニック株式会社 フラッシュａｄ変換器、フラッシュａｄ変換モジュール及びデルタシグマａｄ変換器
US8575968B2 (en) * 2010-12-10 2013-11-05 Marvell World Trade Ltd. Fast power up comparator
US8970419B2 (en) * 2013-06-27 2015-03-03 Xilinx, Inc. Windowing for high-speed analog-to-digital conversion
US9214948B2 (en) * 2014-04-17 2015-12-15 Cirrus Logic, Inc. Comparator tracking control scheme with dynamic window length
CN104184440B (zh) * 2014-08-07 2017-09-15 矽力杰半导体技术(杭州)有限公司 比较器、应用其的控制电路和电子装置
CN104362839B (zh) * 2014-12-04 2017-02-08 矽力杰半导体技术(杭州)有限公司 一种四管变换器控制电路、四管变换器及其轻载控制方法
US10284221B2 (en) * 2017-04-21 2019-05-07 Analog Devices, Inc. Power-efficient flash quantizer for delta sigma converter
CN109407577B (zh) * 2018-09-30 2021-05-25 珠海格力电器股份有限公司 一种唤醒电路、唤醒方法以及电饭煲
US11374559B2 (en) * 2020-05-18 2022-06-28 Nxp Usa, Inc. Low power comparator
TWI731804B (zh) * 2020-10-15 2021-06-21 茂達電子股份有限公司 電源轉換器、同步電源轉換器系統及判斷切換頻率的方法
CN111970005A (zh) * 2020-10-20 2020-11-20 杭州万高科技股份有限公司 一种模数转换电路控制方法、装置、设备及模数转换电路

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5947893B2 (ja) 1979-02-28 1984-11-22 松下電器産業株式会社 並列型アナログ・ディジタル変換器
JPS5689128A (en) 1979-12-20 1981-07-20 Matsushita Electric Ind Co Ltd Analog-digital converter
US4987417A (en) * 1990-02-27 1991-01-22 Grumman Aerospace Corporation Adaptive referencing analog-to-digital converter
JP3122865B2 (ja) * 1992-12-09 2001-01-09 日本テキサス・インスツルメンツ株式会社 Ａ／ｄコンバータ
KR0138029B1 (ko) * 1993-06-07 1998-05-15 가나이 쯔또무 Ad 컨버터 및 그것을 사용한 자기기록재생장치(ad converter and magnetic recording/regenerating apparatus using thereof
TW282598B (de) * 1995-02-22 1996-08-01 Fujitsu Ltd
JPH08256060A (ja) * 1995-03-17 1996-10-01 Nec Corp 比較型ａ／ｄ変換器
JPH09331258A (ja) * 1996-06-12 1997-12-22 Mitsubishi Electric Corp マイクロコンピュータ
JP3461276B2 (ja) * 1998-01-09 2003-10-27 日本プレシジョン・サーキッツ株式会社 電流供給回路およびバイアス電圧回路
FI105428B (fi) * 1998-05-13 2000-08-15 Nokia Mobile Phones Ltd Menetelmä rinnakkais-A/D-muunnoksen virheen korjaamiseksi, korjain ja rinnakkais-A/D-muunnin
US6091353A (en) * 1998-07-15 2000-07-18 International Business Machines Corporation Bias circuit for flash analog to digital converter circuits
JP4227248B2 (ja) * 1999-05-20 2009-02-18 三菱電機株式会社 高周波電力増幅器
JP2000341124A (ja) 1999-05-27 2000-12-08 Oki Electric Ind Co Ltd アナログ／ディジタル変換器
JP4240691B2 (ja) * 1999-11-01 2009-03-18 株式会社デンソー 定電流回路
US6362782B1 (en) * 2000-04-19 2002-03-26 The Charles Stark Draper Laboratories, Inc. Multipath propagation detection and avoidance method and system
US6362762B1 (en) * 2000-08-23 2002-03-26 Hrl Laboratories, Llc Multiple mode analog-to-digital converter employing a single quantizer
DE10050708C1 (de) * 2000-10-13 2002-05-16 Infineon Technologies Ag Integrierbare Stromspeiseschaltung
US6608582B2 (en) * 2001-06-29 2003-08-19 Intel Corporation A/D conversion using a variable offset comparator
JP3968261B2 (ja) * 2002-03-29 2007-08-29 富士通株式会社 Ａ／ｄ変換回路
DE60314333T2 (de) * 2002-05-27 2007-09-27 Fujitsu Ltd., Kawasaki A/D Wandler-Vorspannungsstromschaltkreis

Also Published As

Publication number Publication date
US6788239B2 (en) 2004-09-07
EP1659694A1 (de) 2006-05-24
US20050052308A1 (en) 2005-03-10
US20030218559A1 (en) 2003-11-27
EP1659694B1 (de) 2008-07-23
KR20030091817A (ko) 2003-12-03
KR100902811B1 (ko) 2009-06-12
CN1287529C (zh) 2006-11-29
TW200404410A (en) 2004-03-16
EP1367720B1 (de) 2007-06-13
TWI237447B (en) 2005-08-01
US6985095B2 (en) 2006-01-10
DE60322445D1 (de) 2008-09-04
EP1367720A1 (de) 2003-12-03
DE60314333T2 (de) 2007-09-27
CN1467916A (zh) 2004-01-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: FUJITSU MICROELECTRONICS LTD., TOKYO, JP

8327 Change in the person/name/address of the patent owner

Owner name: FUJITSU SEMICONDUCTOR LTD., YOKOHAMA, KANAGAWA, JP

8328 Change in the person/name/address of the agent

Representative=s name: SEEGER SEEGER LINDNER PARTNERSCHAFT PATENTANWAELTE