DE3685772D1 - Digital/analogwandler. - Google Patents

Digital/analogwandler.

Info

Publication number
DE3685772D1
DE3685772D1 DE8686105344T DE3685772T DE3685772D1 DE 3685772 D1 DE3685772 D1 DE 3685772D1 DE 8686105344 T DE8686105344 T DE 8686105344T DE 3685772 T DE3685772 T DE 3685772T DE 3685772 D1 DE3685772 D1 DE 3685772D1
Authority
DE
Germany
Prior art keywords
dac
mantissa
digital
input data
digital input
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
DE8686105344T
Other languages
English (en)
Other versions
DE3685772T2 (de
Inventor
Takayuki Kohdaka
Katsuhiko Ishida
Toshiyuki Takahashi
Takashi Ogata
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.)
Yamaha Corp
Original Assignee
Yamaha Corp
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 Yamaha Corp filed Critical Yamaha Corp
Publication of DE3685772D1 publication Critical patent/DE3685772D1/de
Application granted granted Critical
Publication of DE3685772T2 publication Critical patent/DE3685772T2/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
    • H03M1/66—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)
DE8686105344T 1985-04-19 1986-04-17 Digital/analogwandler. Expired - Lifetime DE3685772T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60083819A JPH0712150B2 (ja) 1985-04-19 1985-04-19 ディジタル・アナログ変換器

Publications (2)

Publication Number Publication Date
DE3685772D1 true DE3685772D1 (de) 1992-07-30
DE3685772T2 DE3685772T2 (de) 1992-12-24

Family

ID=13813293

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686105344T Expired - Lifetime DE3685772T2 (de) 1985-04-19 1986-04-17 Digital/analogwandler.

Country Status (4)

Country Link
US (1) US4727355A (de)
EP (1) EP0200970B1 (de)
JP (1) JPH0712150B2 (de)
DE (1) DE3685772T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5021785A (en) * 1984-10-04 1991-06-04 Yamaha Corporation Floating point digital to analog converter with bias to establish range midpoint
JPH01209817A (ja) * 1988-02-17 1989-08-23 Yamaha Corp 浮動少数点形ディジタル・アナログ変換器
DE4002501A1 (de) * 1990-01-29 1991-08-01 Thomson Brandt Gmbh Verfahren zur umwandlung von digitalen signalen in analoge signale
US5684483A (en) * 1996-06-17 1997-11-04 Tritech Microelectronics Floating point digital to analog converter
JP4116190B2 (ja) * 1999-05-06 2008-07-09 日本テキサス・インスツルメンツ株式会社 Ｄａ変換器及びａｄ変換器
EP1657823B1 (de) * 2004-11-12 2011-05-25 Dialog Semiconductor GmbH Gleitkomma IDAC
EP2894943B1 (de) * 2014-01-14 2020-02-26 Dialog Semiconductor (UK) Limited Vorrichtung zur Verbesserung der Genauigkeit eines Exponentialstrom-Digital-Analog-Wandlers (IDAC) mithilfe binär gewichteter MSB

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3303489A (en) * 1962-05-17 1967-02-07 Krucoff Darwin Digital to log-analog converter
US3555540A (en) * 1966-08-08 1971-01-12 Sds Data Systems Digital-to-analog converter with smooth recovery
DE2011056B2 (de) * 1970-03-09 1971-12-16 Krone Gmbh, 1000 Berlin Pulscodedemodulator mit dehnercharakteristik aufweisender knickkennlinie
US3670326A (en) * 1970-11-23 1972-06-13 Time Data Corp Digital to log-analog converter
US4278964A (en) * 1971-06-14 1981-07-14 Texaco Inc. Seismic playback system
US3673398A (en) * 1971-06-30 1972-06-27 Texaco Inc Seismic playback system
JPS5330015B2 (de) * 1974-07-25 1978-08-24
JPS5347259A (en) * 1976-10-12 1978-04-27 Hitachi Ltd Non-linear load circuit
US4305063A (en) * 1977-03-04 1981-12-08 Grumman Aerospace Corp. Automatic digital gain ranging system
US4177457A (en) * 1977-12-12 1979-12-04 Texaco Inc. Floating point playback system
JPS54101076A (en) * 1978-01-26 1979-08-09 Nec Corp Digital program voltage generator
US4318085A (en) * 1978-06-01 1982-03-02 The Bendix Corporation Method and apparatus for conversion of signal information between analog and digital forms
JPS56102118A (en) * 1980-01-21 1981-08-15 Hitachi Ltd Digital to analog converting circuit
JPS57125517A (en) * 1981-01-28 1982-08-04 Victor Co Of Japan Ltd Da conversion circuit

Also Published As

Publication number Publication date
JPH0712150B2 (ja) 1995-02-08
US4727355A (en) 1988-02-23
EP0200970B1 (de) 1992-06-24
JPS61242421A (ja) 1986-10-28
EP0200970A3 (en) 1989-05-03
DE3685772T2 (de) 1992-12-24
EP0200970A2 (de) 1986-11-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition