KR880010578A - 병렬형 d/a 콘버터의 직선성 보상회로 - Google Patents

병렬형 d/a 콘버터의 직선성 보상회로 Download PDF

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Publication number
KR880010578A
KR880010578A KR1019880000539A KR880000539A KR880010578A KR 880010578 A KR880010578 A KR 880010578A KR 1019880000539 A KR1019880000539 A KR 1019880000539A KR 880000539 A KR880000539 A KR 880000539A KR 880010578 A KR880010578 A KR 880010578A
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KR
South Korea
Prior art keywords
current
circuit
converter
multiplying
input
Prior art date
Application number
KR1019880000539A
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English (en)
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KR950010209B1 (ko
Inventor
요지 요시이
Original Assignee
오가 노리오
소니 가부시키가이샤
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.)
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Application filed by 오가 노리오, 소니 가부시키가이샤 filed Critical 오가 노리오
Publication of KR880010578A publication Critical patent/KR880010578A/ko
Application granted granted Critical
Publication of KR950010209B1 publication Critical patent/KR950010209B1/ko

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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
    • H03M1/06—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
    • H03M1/0612—Continuously compensating for, or preventing, undesired influence of physical parameters of deviations from the desired transfer characteristic over the full range of the converter, e.g. for correcting differential non-linearity
    • 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

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Analogue/Digital Conversion (AREA)

Abstract

내용 없음

Description

병렬형 D/A 콘버터의 직선성 보상회로
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도 및 제2도는 본원 발명의 병렬형 A/D 콘버터의 직선성 보상회로의 하나의 실시예를 설명하기 위한 것으로, 제1도는 직선성 보상회로를 나타내는 회로도.
제2도는 A/D 콘버터의 콤퍼레이터의 입력회로를 나타내는 회로도.
제3도는 배경기술을 설명하기 위한 병렬형 A/D 콘버터의 구성을 나타내는 회로블록도.

Claims (1)

  1. 비교전압 발생용 저항체인과 하나의 콤퍼레이터의 입력회로와의 사이에 흐르는 입력전류 I를 그 입력회로에 의해서 증폭한 전류 IE와 같거나 또는 그것과 대응한 크기의 전류를 얻는 더미회로와, 상기 더미회로에 의해 얻은 전류에 의거하여 상기 전류 IE를 k(플러스의 경우)배 한 전류 kIE를 얻는 제1의 전류증배회로와, 상기 제1의 전류증폭회로에 의해 얻은 상기 전류 kIE를 상기 입력회로의 증폭율을 역수배 한 전류 ki를 만드는 증폭수단과, 상기 증폭수단에 의해 얻은 전류 ki를 1(플러스의 경우)배하는 제2의 전류증배회로로 이루어지는 것을 특징으로 하는 병렬형 A/D 콘버터의 직선성 보상회로.
    ※참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880000539A 1987-02-12 1988-01-25 병렬형 a/d 콘버터의 직선성 보상회로 KR950010209B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP87-30831 1987-02-12
JP62030831A JP2546251B2 (ja) 1987-02-12 1987-02-12 並列型ａ／ｄコンバ−タの直線性補償回路

Publications (2)

Publication Number Publication Date
KR880010578A true KR880010578A (ko) 1988-10-10
KR950010209B1 KR950010209B1 (ko) 1995-09-11

Family

ID=12314644

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880000539A KR950010209B1 (ko) 1987-02-12 1988-01-25 병렬형 a/d 콘버터의 직선성 보상회로

Country Status (5)

Country Link
US (1) US4804941A (ko)
EP (1) EP0278524B1 (ko)
JP (1) JP2546251B2 (ko)
KR (1) KR950010209B1 (ko)
DE (1) DE3854535T2 (ko)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4910518A (en) * 1987-07-16 1990-03-20 Samsun Semiconductor and Telecommunications Co., Ltd. Comparator unit for a flash analog-to-digital converter
US5175490A (en) * 1992-04-03 1992-12-29 Hewlett Packard Company Reference voltage source
US5548287A (en) * 1993-06-17 1996-08-20 Sony Corporation Analog to digital converter
JP2814910B2 (ja) * 1994-03-11 1998-10-27 ソニー株式会社 アナログデイジタル変換器
US5471208A (en) * 1994-05-20 1995-11-28 David Sarnoff Research Center, Inc. Reference ladder auto-calibration circuit for an analog to digital converter
US5717396A (en) * 1996-06-17 1998-02-10 Lucent Technologies Inc. Analog-to-digital converter signal storage capacitor perturbation
US5731775A (en) * 1996-06-17 1998-03-24 Lucent Technologies Inc. Subranging converter with plurality of resistor strings and transistor switches
TW382858B (en) * 1998-03-10 2000-02-21 Winbond Elelctronics Corp Device for providing multiple reference voltages

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4216465A (en) * 1978-03-07 1980-08-05 Hughes Aircraft Company Programmable analog to digital converter
JPS58138122A (ja) * 1982-02-12 1983-08-16 Matsushita Electric Ind Co Ltd 並列型アナログ・デイジタル変換器
JPS58165421A (ja) * 1982-03-26 1983-09-30 Toshiba Corp Ａ／ｄ変換器
US4578715A (en) * 1983-02-14 1986-03-25 Ricoh Company, Ltd. Picture signal quantizing circuit
JPS6068726A (ja) * 1983-09-26 1985-04-19 Toshiba Corp 並列形アナログ・ディジタル変換器の基準電圧補償回路

Also Published As

Publication number Publication date
JP2546251B2 (ja) 1996-10-23
EP0278524A3 (en) 1992-04-08
EP0278524A2 (en) 1988-08-17
US4804941A (en) 1989-02-14
JPS63198419A (ja) 1988-08-17
DE3854535D1 (de) 1995-11-09
EP0278524B1 (en) 1995-10-04
DE3854535T2 (de) 1996-05-15
KR950010209B1 (ko) 1995-09-11

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