DE69115945D1 - Digitalanalogumwandlereinheit mit Widerstandskette - Google Patents

Digitalanalogumwandlereinheit mit Widerstandskette

Info

Publication number
DE69115945D1
DE69115945D1 DE69115945T DE69115945T DE69115945D1 DE 69115945 D1 DE69115945 D1 DE 69115945D1 DE 69115945 T DE69115945 T DE 69115945T DE 69115945 T DE69115945 T DE 69115945T DE 69115945 D1 DE69115945 D1 DE 69115945D1
Authority
DE
Germany
Prior art keywords
analog converter
converter unit
digital analog
resistance chain
chain
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 - Fee Related
Application number
DE69115945T
Other languages
English (en)
Other versions
DE69115945T2 (de
Inventor
Susumu Tanimoto
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.)
NEC Electronics Corp
Original Assignee
NEC 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=12322434&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69115945(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE69115945D1 publication Critical patent/DE69115945D1/de
Publication of DE69115945T2 publication Critical patent/DE69115945T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H03M1/682—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 both converters being of the unary decoded type
    • H03M1/685—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 both converters being of the unary decoded type the quantisation value generators of both converters being arranged in a common two-dimensional array
    • 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
    • H03M1/74—Simultaneous conversion
    • H03M1/76—Simultaneous conversion using switching tree
    • H03M1/765—Simultaneous conversion using switching tree using a single level of switches which are controlled by unary decoded digital signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
  • Semiconductor Integrated Circuits (AREA)
DE69115945T 1990-02-09 1991-02-11 Digitalanalogumwandlereinheit mit Widerstandskette Expired - Fee Related DE69115945T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2031116A JP2576253B2 (ja) 1990-02-09 1990-02-09 Ｄ／ａ変換装置

Publications (2)

Publication Number Publication Date
DE69115945D1 true DE69115945D1 (de) 1996-02-15
DE69115945T2 DE69115945T2 (de) 1996-05-23

Family

ID=12322434

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69115945T Expired - Fee Related DE69115945T2 (de) 1990-02-09 1991-02-11 Digitalanalogumwandlereinheit mit Widerstandskette

Country Status (4)

Country Link
US (1) US5093661A (de)
EP (1) EP0441657B1 (de)
JP (1) JP2576253B2 (de)
DE (1) DE69115945T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2917689B2 (ja) * 1992-07-03 1999-07-12 日本電気株式会社 多チャンネルｄ／ａ変換装置
US5332997A (en) * 1992-11-04 1994-07-26 Rca Thomson Licensing Corporation Switched capacitor D/A converter
KR0172818B1 (ko) * 1994-09-30 1999-03-30 문정환 디지탈/아나로그 변환장치
JP2944442B2 (ja) * 1994-12-15 1999-09-06 日本電気株式会社 ディジタルアナログ変換器
US5703588A (en) * 1996-10-15 1997-12-30 Atmel Corporation Digital to analog converter with dual resistor string
US5977897A (en) * 1996-12-31 1999-11-02 Lucent Technologies Inc. Resistor string with equal resistance resistors and converter incorporating the same
US6317069B1 (en) 1999-05-06 2001-11-13 Texas Instruments Incorporated Digital-to-analog converter employing binary-weighted transistor array
TW521223B (en) * 1999-05-17 2003-02-21 Semiconductor Energy Lab D/A conversion circuit and semiconductor device
GB0108656D0 (en) * 2001-04-06 2001-05-30 Koninkl Philips Electronics Nv Digital to analogue converter
US6496133B1 (en) 2001-07-11 2002-12-17 Texas Instruments Incorporated Resistor string integrated circuit and method for reduced linearity error
US7602326B2 (en) * 2006-01-20 2009-10-13 Oki Semiconductor Co., Ltd. Digital-to-analog converter having resistor string with ranges to reduce circuit elements
JP4639153B2 (ja) * 2006-01-20 2011-02-23 Ｏｋｉセミコンダクタ株式会社 ディジタル・アナログ変換器
JP2009088885A (ja) * 2007-09-28 2009-04-23 Sanyo Electric Co Ltd デジタルアナログ変換回路
US8514120B2 (en) * 2011-11-08 2013-08-20 Texas Instruments Incorporated Digital-to-analog converter with a shared resistor string
TW201703406A (zh) * 2015-04-14 2017-01-16 電源整合有限責任公司 切換裝置及功率模組
US11545480B2 (en) * 2018-06-29 2023-01-03 Texas Instruments Incorporated Integrated circuit with single level routing

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4398207A (en) * 1976-08-24 1983-08-09 Intel Corporation MOS Digital-to-analog converter with resistor chain using compensating "dummy" metal contacts
JPS5660114A (en) * 1979-10-22 1981-05-23 Toshiba Corp Digital-analog converting circuit
JPS58198922A (ja) * 1982-05-17 1983-11-19 Hitachi Ltd 半導体集積回路によるｄ／ａ変換回路
JPS59125121A (ja) * 1982-12-29 1984-07-19 Fujitsu Ltd Ｒ―２ｒラダーデジタル―アナログ変換回路
JPS59132231A (ja) * 1983-01-18 1984-07-30 Nec Corp アナログ−デイジタル変換器
US4800365A (en) * 1987-06-15 1989-01-24 Burr-Brown Corporation CMOS digital-to-analog converter circuitry
JPH01108616U (de) * 1988-01-16 1989-07-24
US4942397A (en) * 1988-07-26 1990-07-17 Signal Processing Technologies, Inc. Elimination of linearity superposition error in digital-to-analog converters

Also Published As

Publication number Publication date
JP2576253B2 (ja) 1997-01-29
JPH03235423A (ja) 1991-10-21
US5093661A (en) 1992-03-03
DE69115945T2 (de) 1996-05-23
EP0441657A3 (en) 1993-05-12
EP0441657A2 (de) 1991-08-14
EP0441657B1 (de) 1996-01-03

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8327 Change in the person/name/address of the patent owner

Owner name: NEC ELECTRONICS CORP., KAWASAKI, KANAGAWA, JP

8339 Ceased/non-payment of the annual fee