DE3781277D1 - Geraet zur aufloesungsausdehnung eines n-bit-ohmschen digital-analog-umsetzers in einen (n+p)-bit-digital-analog-umsetzer. - Google Patents
Geraet zur aufloesungsausdehnung eines n-bit-ohmschen digital-analog-umsetzers in einen (n+p)-bit-digital-analog-umsetzer.Info
- Publication number
- DE3781277D1 DE3781277D1 DE8787480013T DE3781277T DE3781277D1 DE 3781277 D1 DE3781277 D1 DE 3781277D1 DE 8787480013 T DE8787480013 T DE 8787480013T DE 3781277 T DE3781277 T DE 3781277T DE 3781277 D1 DE3781277 D1 DE 3781277D1
- Authority
- DE
- Germany
- Prior art keywords
- converter
- analog
- bit
- digital
- ohmsch
- 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
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
- H03M1/661—Improving the reconstruction of the analogue output signal beyond the resolution of the digital input signal, e.g. by interpolation, by curve-fitting, by smoothing
-
- 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
-
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP87480013A EP0310728B1 (de) | 1987-10-09 | 1987-10-09 | Gerät zur Auflösungsausdehnung eines n-bit-ohmschen Digital-Analog-Umsetzers in einen (N+P)-bit-Digital-Analog-Umsetzer |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3781277D1 true DE3781277D1 (de) | 1992-09-24 |
Family
ID=8198326
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8787480013T Expired - Lifetime DE3781277D1 (de) | 1987-10-09 | 1987-10-09 | Geraet zur aufloesungsausdehnung eines n-bit-ohmschen digital-analog-umsetzers in einen (n+p)-bit-digital-analog-umsetzer. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4918448A (de) |
EP (1) | EP0310728B1 (de) |
JP (1) | JPH0197020A (de) |
DE (1) | DE3781277D1 (de) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5200751A (en) * | 1989-06-26 | 1993-04-06 | Dallas Semiconductor Corp. | Digital to analog converter using a programmable logic array |
JP2598138B2 (ja) * | 1989-10-31 | 1997-04-09 | 株式会社東芝 | D/a変換器 |
JPH04135323A (ja) * | 1990-09-27 | 1992-05-08 | Nec Corp | ディジタルアナログ変換回路 |
JP2937452B2 (ja) * | 1990-10-12 | 1999-08-23 | 日本電気株式会社 | ディジタル・アナログ変換器 |
EP0521629B1 (de) * | 1991-06-18 | 1997-10-29 | Fujitsu Limited | Digital-Analog-Umsetzer mit Widerstandsnetzwerken |
US5283579A (en) * | 1992-03-06 | 1994-02-01 | Micro Power Systems, Inc. | Digital to analog converter having high multiplying bandwidth |
US5396245A (en) * | 1993-01-21 | 1995-03-07 | Linear Technology Corporation | Digital to analog converter |
US5823032A (en) * | 1994-04-07 | 1998-10-20 | The Boeing Company | Prethinning for superplastic forming |
US5495245A (en) * | 1994-04-26 | 1996-02-27 | Analog Devices, Inc. | Digital-to-analog converter with segmented resistor string |
US5554986A (en) * | 1994-05-03 | 1996-09-10 | Unitrode Corporation | Digital to analog coverter having multiple resistor ladder stages |
US5617091A (en) * | 1994-09-02 | 1997-04-01 | Lowe, Price, Leblanc & Becker | Resistance ladder, D-A converter, and A-D converter |
IT1289207B1 (it) * | 1996-10-24 | 1998-09-29 | Sgs Thomson Microelectronics | Stringa potenziometrica mos-resistiva compensata e convertitore digitale/analogico impiegante tale stringa |
US5969657A (en) * | 1997-07-22 | 1999-10-19 | Analog Devices, Inc. | Digital to analog converter |
US5952948A (en) * | 1997-09-24 | 1999-09-14 | Townsend And Townsend And Crew Llp | Low power liquid-crystal display driver |
US5940020A (en) * | 1997-10-09 | 1999-08-17 | Tritech Microelectronics, Ltd | Digital to analog converter with a reduced resistor count |
TW429393B (en) | 1997-11-27 | 2001-04-11 | Semiconductor Energy Lab | D/A conversion circuit and semiconductor device |
US5977898A (en) * | 1997-12-22 | 1999-11-02 | Texas Instruments Incorporated | Decoding scheme for a dual resistor string DAC |
US5999115A (en) * | 1998-04-20 | 1999-12-07 | Motorola, Inc. | Segmented DAC using PMOS and NMOS switches for improved span |
KR100282447B1 (ko) | 1998-08-18 | 2001-02-15 | 김영환 | 비선형 디지탈/아날로그 변환기 |
US6252534B1 (en) * | 1999-01-14 | 2001-06-26 | Analog Devices, Inc. | Resistor string DAC with current mode interpolation |
US6317069B1 (en) | 1999-05-06 | 2001-11-13 | Texas Instruments Incorporated | Digital-to-analog converter employing binary-weighted transistor array |
US6414616B1 (en) | 2000-06-22 | 2002-07-02 | Analog Devices, Inc. | Architecture for voltage scaling DAC |
GB0108656D0 (en) * | 2001-04-06 | 2001-05-30 | Koninkl Philips Electronics Nv | Digital to analogue converter |
US7180966B2 (en) * | 2001-10-26 | 2007-02-20 | International Business Machines Corporation | Transition detection, validation and memorization circuit |
JP4002147B2 (ja) * | 2002-07-24 | 2007-10-31 | 沖電気工業株式会社 | ディジタル/アナログ変換回路 |
US6781536B1 (en) * | 2003-05-12 | 2004-08-24 | Texas Instruments Incorporated | Dual-stage digital-to-analog converter |
US7034732B1 (en) * | 2004-12-30 | 2006-04-25 | Intel Corporation | Multi-stage digital-to-analog converter |
KR100735493B1 (ko) * | 2005-06-21 | 2007-07-04 | 삼성전기주식회사 | 디지털/아날로그 변환기 |
US7161517B1 (en) * | 2005-06-29 | 2007-01-09 | Himax Technologies, Inc. | Digital-to-analog converter |
KR20070005808A (ko) * | 2005-07-06 | 2007-01-10 | 삼성전자주식회사 | 바코드를 이용하는 조리 장치와 조리 시스템 및 조리 제어방법 |
US7688240B2 (en) * | 2008-05-02 | 2010-03-30 | Analog Devices, Inc. | Method and apparatus for calibrating an RDAC for end-to-end tolerance correction of output resistance |
JP2012160968A (ja) | 2011-02-01 | 2012-08-23 | Advantest Corp | デジタル/アナログ変換器 |
US9124296B2 (en) * | 2012-06-27 | 2015-09-01 | Analog Devices Global | Multi-stage string DAC |
US9100045B2 (en) | 2013-03-15 | 2015-08-04 | Analog Devices Global | Multiple string digital to analog converter |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3997892A (en) * | 1973-07-27 | 1976-12-14 | Trw Inc. | Digital to analog converter with improved companding |
DE2532580C3 (de) * | 1975-07-21 | 1980-06-04 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Schaltungsanordnung zur Einstellung elektrischer bzw. elektromagnetischer Größen und von durch elektrische Schaltmittel bestimmten Zeitspannen |
JPS5384452A (en) * | 1976-12-29 | 1978-07-25 | Fujitsu Ltd | D/a donverter |
JPS56146326A (en) * | 1980-04-16 | 1981-11-13 | Sanyo Electric Co Ltd | Digital-to-analog converter |
JPS57194625A (en) * | 1981-05-27 | 1982-11-30 | Nec Corp | Digital to analog converter |
US4491825A (en) * | 1981-06-09 | 1985-01-01 | Analog Devices, Incorporated | High resolution digital-to-analog converter |
JPS59193621A (ja) * | 1983-04-18 | 1984-11-02 | Toshiba Corp | デジタル−アナログ変換回路 |
US4543560A (en) * | 1984-02-17 | 1985-09-24 | Analog Devices, Incorporated | Two-stage high resolution digital-to-analog converter |
-
1987
- 1987-10-09 DE DE8787480013T patent/DE3781277D1/de not_active Expired - Lifetime
- 1987-10-09 EP EP87480013A patent/EP0310728B1/de not_active Expired - Lifetime
-
1988
- 1988-07-18 JP JP63177273A patent/JPH0197020A/ja active Granted
- 1988-09-26 US US07/249,542 patent/US4918448A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH0320933B2 (de) | 1991-03-20 |
US4918448A (en) | 1990-04-17 |
EP0310728A1 (de) | 1989-04-12 |
EP0310728B1 (de) | 1992-08-19 |
JPH0197020A (ja) | 1989-04-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8332 | No legal effect for de |