DE3033914C2 - Digital/Analog-Umsetzer und PCM-Codierer damit. - Google Patents

Digital/Analog-Umsetzer und PCM-Codierer damit.

Info

Publication number
DE3033914C2
DE3033914C2 DE3033914A DE3033914A DE3033914C2 DE 3033914 C2 DE3033914 C2 DE 3033914C2 DE 3033914 A DE3033914 A DE 3033914A DE 3033914 A DE3033914 A DE 3033914A DE 3033914 C2 DE3033914 C2 DE 3033914C2
Authority
DE
Germany
Prior art keywords
switches
signal
voltage
common line
bit
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
Application number
DE3033914A
Other languages
German (de)
English (en)
Other versions
DE3033914A1 (de
Inventor
Ltd. Tokio/Tokyo Hitachi
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE3033914A1 publication Critical patent/DE3033914A1/de
Application granted granted Critical
Publication of DE3033914C2 publication Critical patent/DE3033914C2/de
Expired 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
    • H03M1/14—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit
    • H03M1/16—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
DE3033914A 1979-09-10 1980-09-09 Digital/Analog-Umsetzer und PCM-Codierer damit. Expired DE3033914C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP54115298A JPS5938769B2 (ja) 1979-09-10 1979-09-10 Ｄ／ａ変換回路

Publications (2)

Publication Number Publication Date
DE3033914A1 DE3033914A1 (de) 1981-03-12
DE3033914C2 true DE3033914C2 (de) 1987-01-29

Family

ID=14659168

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3033914A Expired DE3033914C2 (de) 1979-09-10 1980-09-09 Digital/Analog-Umsetzer und PCM-Codierer damit.

Country Status (3)

Country Link
US (1) US4369433A (US07321065-20080122-C00020.png)
JP (1) JPS5938769B2 (US07321065-20080122-C00020.png)
DE (1) DE3033914C2 (US07321065-20080122-C00020.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1929315A (zh) * 2005-09-08 2007-03-14 马维尔国际贸易有限公司 电容性数模和模数转换器

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4384277A (en) * 1981-05-08 1983-05-17 Motorola, Inc. Digital to analog converter
US4570121A (en) * 1983-06-16 1986-02-11 At&T Bell Laboratories Video wave codec
US4665380A (en) * 1985-07-15 1987-05-12 Brooktree Corporation Apparatus for converting between digital and analog values
JPH01225224A (ja) * 1988-03-03 1989-09-08 Pioneer Electron Corp ディジタル・アナログ変換回路
US5016014A (en) * 1990-06-14 1991-05-14 Ncr Corporation High accuracy analog-to-digital converter with rail-to-rail reference and input voltage ranges
US6094155A (en) * 1997-08-29 2000-07-25 Burr-Brown Corporation Dual reference voltage buffer and method for updating CDAC bit capacitors
US6714151B2 (en) * 2002-06-21 2004-03-30 Fujitsu Limited A/D converter
CN1671054B (zh) * 2004-03-15 2010-04-07 中芯国际集成电路制造(上海)有限公司 用于低非线性度模－数转换器的器件与方法
EP1770867B1 (en) * 2005-09-08 2017-05-31 Marvell World Trade Ltd. Capacitive digital to analog and analog to digital converters
EP2388923B1 (en) * 2010-05-21 2013-12-04 Stichting IMEC Nederland Asynchronous digital slope analog-to-digital converter and method thereof

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4200863A (en) * 1977-10-03 1980-04-29 The Regents Of The University Of California Weighted capacitor analog/digital converting apparatus and method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1929315A (zh) * 2005-09-08 2007-03-14 马维尔国际贸易有限公司 电容性数模和模数转换器
CN1929315B (zh) * 2005-09-08 2015-04-01 马维尔国际贸易有限公司 电容性数模和模数转换器

Also Published As

Publication number Publication date
JPS5938769B2 (ja) 1984-09-19
US4369433A (en) 1983-01-18
DE3033914A1 (de) 1981-03-12
JPS5640327A (en) 1981-04-16

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition