CA1033069A - Convertisseur numerique/analogique utilisant des groupes de bit decodes differemment - Google Patents

Convertisseur numerique/analogique utilisant des groupes de bit decodes differemment

Info

Publication number
CA1033069A
CA1033069A CA205,196A CA205196A CA1033069A CA 1033069 A CA1033069 A CA 1033069A CA 205196 A CA205196 A CA 205196A CA 1033069 A CA1033069 A CA 1033069A
Authority
CA
Canada
Prior art keywords
digital
analog converter
bit groups
decoded bit
differently
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
CA205,196A
Other languages
English (en)
Inventor
James C. Candy
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of CA1033069A publication Critical patent/CA1033069A/fr
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
    • H03M1/66—Digital/analogue converters
    • H03M1/68—Digital/analogue converters with conversions of different sensitivity, i.e. one conversion relating to the more significant digital bits and another conversion to the less significant bits

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
CA205,196A 1973-11-02 1974-07-19 Convertisseur numerique/analogique utilisant des groupes de bit decodes differemment Expired CA1033069A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US412296A US3893102A (en) 1973-11-02 1973-11-02 Digital-to-analog converter using differently decoded bit groups

Publications (1)

Publication Number Publication Date
CA1033069A true CA1033069A (fr) 1978-06-13

Family

ID=23632424

Family Applications (1)

Application Number Title Priority Date Filing Date
CA205,196A Expired CA1033069A (fr) 1973-11-02 1974-07-19 Convertisseur numerique/analogique utilisant des groupes de bit decodes differemment

Country Status (10)

Country Link
US (1) US3893102A (fr)
JP (1) JPS6014537B2 (fr)
BE (1) BE821645A (fr)
CA (1) CA1033069A (fr)
DE (1) DE2451983C2 (fr)
FR (1) FR2250235B1 (fr)
GB (1) GB1418454A (fr)
IT (1) IT1024721B (fr)
NL (1) NL185318C (fr)
SE (1) SE400003B (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3987436A (en) * 1975-05-01 1976-10-19 Bell Telephone Laboratories, Incorporated Digital-to-analog decoder utilizing time interpolation and reversible accumulation
US4348768A (en) * 1977-09-06 1982-09-07 International Telephone And Telegraph Corporation PCM Codec using common D/A converter for encoding and decoding
JPS5493954A (en) * 1978-01-06 1979-07-25 Hitachi Ltd Interpolating pcm decoder
NL173339C (nl) * 1978-11-30 1984-01-02 Philips Nv Digitaal-analoog omzetter.
JPS5723321A (en) * 1980-07-17 1982-02-06 Sanyo Electric Co Ltd Digital-to-analog converter
US4410879A (en) * 1980-10-31 1983-10-18 Tektronix, Inc. High resolution digital-to-analog converter
US4578772A (en) * 1981-09-18 1986-03-25 Fujitsu Limited Voltage dividing circuit
JPS58121827A (ja) * 1982-01-14 1983-07-20 Nec Corp パルス発生回路
DE3216547C1 (de) * 1982-05-04 1983-10-06 Krautkraemer Gmbh Verfahren und Schaltungsvorrichtung zum Erzeugen und Veraendern einer vorbestimmten Anzahl voneinander unabhaengiger Gleichspannungen
US4484178A (en) * 1982-06-22 1984-11-20 International Business Machines Corporation Digital-to-analog converter
DE3312524A1 (de) * 1983-04-07 1984-10-11 Siemens AG, 1000 Berlin und 8000 München Verfahren zur erhoehung der zeitaufloesung in digitalen systemen
CA1289666C (fr) * 1983-10-25 1991-09-24 Masashi Takeda Systeme de conversion numerique-analogique
US4593271A (en) * 1985-01-16 1986-06-03 At&T Bell Laboratories Higher order interpolation for digital-to-analog conversion
EP0477407A1 (fr) * 1990-09-27 1992-04-01 Siemens Aktiengesellschaft Arrangement pour la conversion d'un signal binaire de m bits en signal analogique
US5057840A (en) * 1990-12-26 1991-10-15 Motorola, Inc. Σ-Δmodulator for digital-to-analog converter
GB2313004A (en) * 1996-05-07 1997-11-12 Advanced Risc Mach Ltd Digital to analogue converter
US6014055A (en) * 1998-02-06 2000-01-11 Intersil Corporation Class D amplifier with reduced clock requirement and related methods
CN101553986B (zh) * 2006-08-22 2012-06-20 丛林网络公司 利用扩展脉冲调制来增加电子器件的控制精度的设备和方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2932017A (en) * 1955-08-12 1960-04-05 Georgia Tech Res Inst Digital to analog converter and method
US3132334A (en) * 1958-07-24 1964-05-05 Melpar Inc Mixed base code generation
US3235862A (en) * 1962-03-08 1966-02-15 Radiation Inc Digital and analog converter
GB1039342A (en) * 1963-04-17 1966-08-17 Standard Telephones Cables Ltd Improvements in or relating to decoding equipment
US3454943A (en) * 1966-01-18 1969-07-08 Us Army Analog pulse variation digital-to-analog converter
US3555540A (en) * 1966-08-08 1971-01-12 Sds Data Systems Digital-to-analog converter with smooth recovery
FR1577433A (fr) * 1968-04-30 1969-08-08
US3576575A (en) * 1968-11-21 1971-04-27 Ibm Binary coded digital to analog converter
US3668560A (en) * 1970-07-09 1972-06-06 Research Corp Pulse-width frequency modulation device
US3668693A (en) * 1970-07-20 1972-06-06 Singer Co Analog-to-digital converter
US3707713A (en) * 1970-10-13 1972-12-26 Westinghouse Electric Corp High resolution pulse rate modulated digital-to-analog converter system
BE791410A (fr) * 1971-11-19 1973-05-14 Westinghouse Electric Corp Appareil et methode de conversion d'une information numerique en une information analogique
US3789393A (en) * 1972-10-26 1974-01-29 Inductosyn Corp Digital/analog converter with amplitude and pulse-width modulation
JPS5214136B2 (fr) * 1972-11-17 1977-04-19

Also Published As

Publication number Publication date
DE2451983A1 (de) 1975-05-07
JPS5081055A (fr) 1975-07-01
SE7413430L (fr) 1975-05-05
GB1418454A (en) 1975-12-17
DE2451983C2 (de) 1985-08-22
JPS6014537B2 (ja) 1985-04-13
NL7414061A (nl) 1975-05-07
FR2250235A1 (fr) 1975-05-30
US3893102A (en) 1975-07-01
NL185318C (nl) 1990-03-01
SE400003B (sv) 1978-03-06
BE821645A (fr) 1975-02-17
NL185318B (nl) 1989-10-02
IT1024721B (it) 1978-07-20
FR2250235B1 (fr) 1976-12-31

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