ATE323970T1 - Logarithmischer a/d wandler, verfahren zur logotithmischen a/d wandlung, logarithmischer d/a-wandler,verfahren zur logarothmischen d/a- wandlung und system zum messen einer physischen grösse - Google Patents

Logarithmischer a/d wandler, verfahren zur logotithmischen a/d wandlung, logarithmischer d/a-wandler,verfahren zur logarothmischen d/a- wandlung und system zum messen einer physischen grösse

Info

Publication number
ATE323970T1
ATE323970T1 AT01902852T AT01902852T ATE323970T1 AT E323970 T1 ATE323970 T1 AT E323970T1 AT 01902852 T AT01902852 T AT 01902852T AT 01902852 T AT01902852 T AT 01902852T AT E323970 T1 ATE323970 T1 AT E323970T1
Authority
AT
Austria
Prior art keywords
logarothmic
logarithmic
converter
conversion
produced
Prior art date
Application number
AT01902852T
Other languages
English (en)
Inventor
Masami Yakabe
Original Assignee
Tokyo Electron 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
Application filed by Tokyo Electron Ltd filed Critical Tokyo Electron Ltd
Application granted granted Critical
Publication of ATE323970T1 publication Critical patent/ATE323970T1/de

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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters
    • H03M1/664—Non-linear conversion not otherwise provided for in subgroups of H03M1/66
    • 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
    • H03M1/367—Non-linear conversion

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Analogue/Digital Conversion (AREA)
  • Measurement Of Radiation (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
AT01902852T 2000-02-14 2001-02-13 Logarithmischer a/d wandler, verfahren zur logotithmischen a/d wandlung, logarithmischer d/a-wandler,verfahren zur logarothmischen d/a- wandlung und system zum messen einer physischen grösse ATE323970T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000034874 2000-02-14

Publications (1)

Publication Number Publication Date
ATE323970T1 true ATE323970T1 (de) 2006-05-15

Family

ID=18559143

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01902852T ATE323970T1 (de) 2000-02-14 2001-02-13 Logarithmischer a/d wandler, verfahren zur logotithmischen a/d wandlung, logarithmischer d/a-wandler,verfahren zur logarothmischen d/a- wandlung und system zum messen einer physischen grösse

Country Status (9)

Country Link
US (2) US6633247B2 (de)
EP (1) EP1202460B1 (de)
KR (1) KR100525534B1 (de)
CN (1) CN1179485C (de)
AT (1) ATE323970T1 (de)
DE (1) DE60118861T2 (de)
DK (1) DK1202460T3 (de)
TW (1) TW525353B (de)
WO (1) WO2001059933A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW525353B (en) * 2000-02-14 2003-03-21 Sumitomo Metal Ind Logarithmic-type A/D converter, logarithmic-type A/D converting method, logarithmic-type D/A converter, logarithmic-type D/A converting method, and physical value measuring system
WO2006080364A1 (ja) * 2005-01-25 2006-08-03 Rohm Co., Ltd 電源装置および電子装置ならびにそれらに用いるａ／ｄ変換器
CN100592634C (zh) * 2005-06-23 2010-02-24 中国科学院电子学研究所 信号幅度区间划分的电荷重分配逐次逼近a/d转换器
US7583211B1 (en) * 2008-02-08 2009-09-01 Zerog Wireless, Inc. Analog-to-digital conversion circuit
CN101441230B (zh) * 2008-12-18 2012-05-30 华为技术有限公司 实现电压检测的方法及装置
TWI396372B (zh) * 2009-10-02 2013-05-11 Himax Tech Ltd 升壓器及其電壓檢測方法
KR102170658B1 (ko) 2014-04-21 2020-10-27 삼성전자주식회사 축차근사형 아날로그-디지털 변환 장치 및 그 아날로그-디지털 변환 방법
CN104035746B (zh) * 2014-06-06 2017-02-15 中国科学院长春光学精密机械与物理研究所 简易对数变化电压发生电路
DE102014226136B3 (de) * 2014-12-16 2016-02-11 Dialog Semiconductor (UK) Ltd Messschaltung
US9917593B2 (en) * 2015-12-16 2018-03-13 Intrinsix Corp. Logarithmic analog to digital converter devices and methods thereof
CN108446098B (zh) * 2016-01-04 2022-03-18 湖南工业大学 求两个输入电压间比例值的方法
DE102017106896B4 (de) 2017-03-30 2023-02-02 Infineon Technologies Ag Elektronischer Schalter für elektronische Sicherung

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US3251052A (en) * 1963-05-15 1966-05-10 Towson Lab Inc Reversible analog to digital converter
US3573448A (en) * 1969-07-25 1971-04-06 Ibm Hybrid multiplier
US3646548A (en) * 1971-01-15 1972-02-29 Raytheon Co Nonlinear analog-to-digital converter
US4106010A (en) 1976-05-05 1978-08-08 Texaco Inc. Logarithmic analog-to-digital converter
JPS5457855A (en) 1977-09-23 1979-05-10 Analogic Corp Logarithmic ad converter
US4142185A (en) * 1977-09-23 1979-02-27 Analogic Corporation Logarithmic analog-to-digital converter
JPS5857132A (ja) 1981-09-30 1983-04-05 Ricoh Co Ltd 静電記録体
JPS5857132U (ja) * 1981-10-14 1983-04-18 ソニー株式会社 オ−デイオ信号のアナグロ・デジタル変換装置
JPS59231456A (ja) 1983-06-15 1984-12-26 Nippon Telegr & Teleph Corp <Ntt> レベル検出装置
JPS6170439A (ja) 1984-09-13 1986-04-11 Sumitomo Metal Ind Ltd き裂計測装置
JPS6170439U (de) * 1984-10-16 1986-05-14
JPH01158878A (ja) 1987-12-15 1989-06-21 Canon Inc 画像読取装置
JPH0250523A (ja) 1988-08-12 1990-02-20 Hitachi Ltd Ａ／ｄ変換回路
US5699004A (en) * 1996-05-01 1997-12-16 Hewlett-Packard Company Temperature compensation of logarithmic amplifiers in a sampled data system
US6002122A (en) * 1998-01-23 1999-12-14 Transient Dynamics High-speed logarithmic photo-detector
US6208278B1 (en) * 1999-05-07 2001-03-27 Infineon Technologies North America Corp. System and method for logarithmic digital to analog conversion
TW525353B (en) * 2000-02-14 2003-03-21 Sumitomo Metal Ind Logarithmic-type A/D converter, logarithmic-type A/D converting method, logarithmic-type D/A converter, logarithmic-type D/A converting method, and physical value measuring system

Also Published As

Publication number Publication date
DE60118861D1 (de) 2006-05-24
EP1202460A1 (de) 2002-05-02
EP1202460A4 (de) 2004-04-21
KR100525534B1 (ko) 2005-11-02
US20020181257A1 (en) 2002-12-05
CN1179485C (zh) 2004-12-08
US20040263371A1 (en) 2004-12-30
WO2001059933A1 (en) 2001-08-16
KR20010113798A (ko) 2001-12-28
CN1363141A (zh) 2002-08-07
DE60118861T2 (de) 2006-11-16
TW525353B (en) 2003-03-21
US6900751B2 (en) 2005-05-31
DK1202460T3 (da) 2006-08-14
EP1202460B1 (de) 2006-04-19
US6633247B2 (en) 2003-10-14

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