CN100539424C - 数模转换器 - Google Patents
数模转换器 Download PDFInfo
- Publication number
- CN100539424C CN100539424C CNB2005800097311A CN200580009731A CN100539424C CN 100539424 C CN100539424 C CN 100539424C CN B2005800097311 A CNB2005800097311 A CN B2005800097311A CN 200580009731 A CN200580009731 A CN 200580009731A CN 100539424 C CN100539424 C CN 100539424C
- Authority
- CN
- China
- Prior art keywords
- input
- voltage level
- switch
- circuit
- control
- 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
Links
Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/002—Provisions or arrangements for saving power, e.g. by allowing a sleep mode, using lower supply voltage for downstream stages, using multiple clock domains or by selectively turning on stages when needed
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Analogue/Digital Conversion (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
- Control Of Eletrric Generators (AREA)
- Gyroscopes (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Dc-Dc Converters (AREA)
- Amplifiers (AREA)
- Networks Using Active Elements (AREA)
Abstract
Description
S1 | S2 | V1 | V2 | 输出电压 | 输出电阻 |
0 | 0 | VL | VL | VL | R<sub>O</sub>=1/(4f<sub>CK</sub>C<sub>n</sub>) |
0 | 1 | VL | VH | 0.5(VH+VL) | R<sub>O</sub>=1/(4f<sub>CK</sub>C<sub>n</sub>) |
1 | 0 | VH | VL | 0.5(VH+VL) | R<sub>O</sub>=/(4f<sub>CK</sub>C<sub>n</sub>) |
1 | 1 | VH | VH | VH | R<sub>O</sub>=1/(4f<sub>CK</sub>C<sub>n</sub>) |
Claims (31)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0407010.8 | 2004-03-27 | ||
GBGB0407010.8A GB0407010D0 (en) | 2004-03-27 | 2004-03-27 | Digital to analogue converters |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1938952A CN1938952A (zh) | 2007-03-28 |
CN100539424C true CN100539424C (zh) | 2009-09-09 |
Family
ID=32188891
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005800097311A Expired - Fee Related CN100539424C (zh) | 2004-03-27 | 2005-03-23 | 数模转换器 |
Country Status (10)
Country | Link |
---|---|
US (1) | US7652607B2 (zh) |
EP (1) | EP1738466B1 (zh) |
JP (1) | JP4644760B2 (zh) |
KR (1) | KR101270457B1 (zh) |
CN (1) | CN100539424C (zh) |
AT (1) | ATE414348T1 (zh) |
DE (1) | DE602005010992D1 (zh) |
GB (1) | GB0407010D0 (zh) |
TW (1) | TWI357218B (zh) |
WO (1) | WO2005093957A1 (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7456773B1 (en) * | 2007-06-14 | 2008-11-25 | Qualcomm Incorporated | Pseudo-differential class-AB digital-to-analog converter with code dependent DC current |
US20090096818A1 (en) * | 2007-10-16 | 2009-04-16 | Seiko Epson Corporation | Data driver, integrated circuit device, and electronic instrument |
US8259081B2 (en) * | 2008-04-04 | 2012-09-04 | Qualcomm Incorporated | Low-power touch screen controller |
US8106803B2 (en) * | 2009-09-22 | 2012-01-31 | Broadcom Corporation | Discharge digital-to-analog converter |
US9178528B1 (en) * | 2012-09-05 | 2015-11-03 | IQ-Analog Corporation | Current impulse (CI) digital-to-analog converter (DAC) |
KR102108289B1 (ko) * | 2013-10-08 | 2020-05-07 | 주식회사 실리콘웍스 | 전압 보간 회로 및 디지털-아날로그 변환기 |
US9590499B2 (en) * | 2014-07-18 | 2017-03-07 | Semiconductor Components Industries, Llc | Drive circuit and method |
TWI557528B (zh) * | 2014-10-03 | 2016-11-11 | 円星科技股份有限公司 | 電壓產生電路 |
CN109586726B (zh) * | 2019-01-22 | 2024-03-08 | 江苏集萃微纳自动化系统与装备技术研究所有限公司 | 分段式数模转换器 |
US10771077B1 (en) * | 2019-03-15 | 2020-09-08 | Marvell Asia Pte., LTD | Hybrid return-to-zero voltage-mode DAC driver |
US11855641B2 (en) * | 2020-07-07 | 2023-12-26 | Infineon Technologies LLC | Integrated resistor network and method for fabricating the same |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5938768B2 (ja) * | 1979-07-27 | 1984-09-19 | 日本電信電話株式会社 | 復号化回路 |
JP2751186B2 (ja) * | 1988-03-15 | 1998-05-18 | 日本電気株式会社 | ディジタル・アナログ変換回路 |
JPH03119829A (ja) * | 1989-10-02 | 1991-05-22 | Hitachi Ltd | Da変換器 |
JPH06303143A (ja) * | 1993-04-15 | 1994-10-28 | Matsushita Electric Ind Co Ltd | 積分型da変換器 |
US5367302A (en) * | 1993-08-24 | 1994-11-22 | Burr-Brown Corporation | Isolating a CDAC array in a current integrating ADC |
GB9724739D0 (en) * | 1997-11-25 | 1998-01-21 | Philips Electronics Nv | Digital to analogue converter and method of operating the same |
GB2362277A (en) * | 2000-05-09 | 2001-11-14 | Sharp Kk | Digital-to-analog converter and active matrix liquid crystal display |
-
2004
- 2004-03-27 GB GBGB0407010.8A patent/GB0407010D0/en not_active Ceased
-
2005
- 2005-03-23 US US10/599,264 patent/US7652607B2/en active Active
- 2005-03-23 JP JP2007505700A patent/JP4644760B2/ja not_active Expired - Fee Related
- 2005-03-23 DE DE602005010992T patent/DE602005010992D1/de active Active
- 2005-03-23 WO PCT/IB2005/051001 patent/WO2005093957A1/en not_active Application Discontinuation
- 2005-03-23 AT AT05718547T patent/ATE414348T1/de not_active IP Right Cessation
- 2005-03-23 CN CNB2005800097311A patent/CN100539424C/zh not_active Expired - Fee Related
- 2005-03-23 EP EP05718547A patent/EP1738466B1/en not_active Not-in-force
- 2005-03-24 TW TW094109194A patent/TWI357218B/zh not_active IP Right Cessation
-
2006
- 2006-09-22 KR KR1020067019669A patent/KR101270457B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JP4644760B2 (ja) | 2011-03-02 |
KR20060132949A (ko) | 2006-12-22 |
EP1738466A1 (en) | 2007-01-03 |
TW200611495A (en) | 2006-04-01 |
JP2007531447A (ja) | 2007-11-01 |
GB0407010D0 (en) | 2004-04-28 |
DE602005010992D1 (de) | 2008-12-24 |
KR101270457B1 (ko) | 2013-05-31 |
TWI357218B (en) | 2012-01-21 |
CN1938952A (zh) | 2007-03-28 |
ATE414348T1 (de) | 2008-11-15 |
US20090140903A1 (en) | 2009-06-04 |
EP1738466B1 (en) | 2008-11-12 |
US7652607B2 (en) | 2010-01-26 |
WO2005093957A1 (en) | 2005-10-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: QIMEI ELECTRONIC CO. LTD. Free format text: FORMER OWNER: KONINKLIJKE PHILIPS ELECTRONICS N.V. Effective date: 20090814 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20090814 Address after: Tainan County, Taiwan, China Patentee after: Chimei Optoelectronics Co., Ltd. Address before: Holland Ian Deho Finn Patentee before: Koninklijke Philips Electronics N.V. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090909 Termination date: 20190323 |
|
CF01 | Termination of patent right due to non-payment of annual fee |