SE514770C2 - Förfarande och arrangemang för korrigering av offsetfel vid A/D-omvandling - Google Patents
Förfarande och arrangemang för korrigering av offsetfel vid A/D-omvandlingInfo
- Publication number
- SE514770C2 SE514770C2 SE9901888A SE9901888A SE514770C2 SE 514770 C2 SE514770 C2 SE 514770C2 SE 9901888 A SE9901888 A SE 9901888A SE 9901888 A SE9901888 A SE 9901888A SE 514770 C2 SE514770 C2 SE 514770C2
- Authority
- SE
- Sweden
- Prior art keywords
- digital signals
- offset error
- signals
- converter
- offset
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
- H03M1/0602—Continuously compensating for, or preventing, undesired influence of physical parameters of deviations from the desired transfer characteristic
- H03M1/0604—Continuously compensating for, or preventing, undesired influence of physical parameters of deviations from the desired transfer characteristic at one point, i.e. by adjusting a single reference value, e.g. bias or gain error
- H03M1/0607—Offset or drift compensation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Analogue/Digital Conversion (AREA)
Priority Applications (13)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9901888A SE514770C2 (sv) | 1999-05-25 | 1999-05-25 | Förfarande och arrangemang för korrigering av offsetfel vid A/D-omvandling |
TW088109814A TW448630B (en) | 1999-05-25 | 1999-06-11 | A/D conversion offset error correction |
DE60018570T DE60018570T2 (de) | 1999-05-25 | 2000-05-17 | A/d-wandler mit gleichspannungsabweichungskorrektion |
PCT/SE2000/000973 WO2000072447A1 (en) | 1999-05-25 | 2000-05-17 | A/d conversion offset error correction |
EP00931855A EP1196998B1 (de) | 1999-05-25 | 2000-05-17 | A/d-wandler mit gleichspannungsabweichungskorrektion |
KR1020017015041A KR20020013893A (ko) | 1999-05-25 | 2000-05-17 | A/d 변환 오프셋 에러 정정 |
ES00931855T ES2238283T3 (es) | 1999-05-25 | 2000-05-17 | Correccion del error de desplazamiento de la conversion analogico/digital. |
JP2000620737A JP2003500970A (ja) | 1999-05-25 | 2000-05-17 | Ad変換オフセット・エラー訂正 |
AT00931855T ATE290736T1 (de) | 1999-05-25 | 2000-05-17 | A/d-wandler mit gleichspannungsabweichungskorrektion |
AU49673/00A AU4967300A (en) | 1999-05-25 | 2000-05-17 | A/d conversion offset error correction |
CNB00807951XA CN1143436C (zh) | 1999-05-25 | 2000-05-17 | A/d转换偏移误差的校正以及补偿译码方法和装置 |
CA002371609A CA2371609A1 (en) | 1999-05-25 | 2000-05-17 | A/d conversion offset error correction |
US09/576,837 US6351227B1 (en) | 1999-05-25 | 2000-05-22 | A/D conversion offset error correction |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9901888A SE514770C2 (sv) | 1999-05-25 | 1999-05-25 | Förfarande och arrangemang för korrigering av offsetfel vid A/D-omvandling |
Publications (3)
Publication Number | Publication Date |
---|---|
SE9901888D0 SE9901888D0 (sv) | 1999-05-25 |
SE9901888L SE9901888L (sv) | 2000-11-26 |
SE514770C2 true SE514770C2 (sv) | 2001-04-23 |
Family
ID=20415718
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9901888A SE514770C2 (sv) | 1999-05-25 | 1999-05-25 | Förfarande och arrangemang för korrigering av offsetfel vid A/D-omvandling |
Country Status (13)
Country | Link |
---|---|
US (1) | US6351227B1 (de) |
EP (1) | EP1196998B1 (de) |
JP (1) | JP2003500970A (de) |
KR (1) | KR20020013893A (de) |
CN (1) | CN1143436C (de) |
AT (1) | ATE290736T1 (de) |
AU (1) | AU4967300A (de) |
CA (1) | CA2371609A1 (de) |
DE (1) | DE60018570T2 (de) |
ES (1) | ES2238283T3 (de) |
SE (1) | SE514770C2 (de) |
TW (1) | TW448630B (de) |
WO (1) | WO2000072447A1 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6633618B1 (en) * | 1999-12-07 | 2003-10-14 | Nokia Corporation | Method and apparatus for digitally removing a DC-offset smaller than one LSB |
US6995684B2 (en) * | 2000-05-22 | 2006-02-07 | Schlumberger Technology Corporation | Retrievable subsurface nuclear logging system |
US6518898B1 (en) * | 2001-07-23 | 2003-02-11 | Texas Instruments Incorporated | System and method of background offset cancellation for flash ADCs |
US6433712B1 (en) * | 2001-07-25 | 2002-08-13 | Texas Instruments Incorporated | Offset error compensation of input signals in analog-to-digital converter |
JP3854908B2 (ja) * | 2002-08-02 | 2006-12-06 | 株式会社豊田自動織機 | デジタルvco及びそのデジタルvcoを用いたpll回路 |
US6771203B1 (en) * | 2003-04-29 | 2004-08-03 | Analog Devices, Inc. | Temporally-interleaved parallel analog-to-digital converters and methods |
CA2560568A1 (en) * | 2004-03-25 | 2005-10-13 | Optichron, Inc. | Digital linearizing system |
JP2007531415A (ja) * | 2004-03-25 | 2007-11-01 | オプティクロン・インコーポレーテッド | アナログデジタルコンバータ線形化用の複雑度を低減した非線形フィルタ |
DE102004049161B4 (de) * | 2004-10-08 | 2009-10-29 | Infineon Technologies Ag | Zeitversetzt arbeitender Analog-Digital-Wandler |
ATE417409T1 (de) * | 2006-02-17 | 2008-12-15 | Sicon Semiconductor Ab | Zeitverschachtelter analog-digital-wandler |
CN101295984B (zh) * | 2007-04-27 | 2010-09-01 | 扬智科技股份有限公司 | 用来补偿模拟/数字转换器偏移量的偏移补偿电路 |
US8279955B1 (en) | 2008-01-15 | 2012-10-02 | Marvell International Ltd. | Systems and methods for calibrating digital baseband DC offset in an OFDM receiver |
CN101674087B (zh) * | 2009-09-27 | 2012-09-05 | 电子科技大学 | 一种时间交替adc系统通道失配误差的获取方法 |
EP3528388B1 (de) * | 2018-02-19 | 2023-07-26 | Melexis Technologies SA | Offsetkompensationsschaltung für eine nachführschleife |
US10530378B1 (en) * | 2019-01-17 | 2020-01-07 | Texas Instruments Incorporated | Sample based gain error estimation for analog to digital converter |
TWI693799B (zh) * | 2019-01-23 | 2020-05-11 | 創意電子股份有限公司 | 類比數位轉換器裝置與時脈偏斜校正方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0758907B2 (ja) * | 1986-06-07 | 1995-06-21 | ソニー株式会社 | オフセツト自動補正a/d変換回路 |
JPH01137831A (ja) | 1987-11-25 | 1989-05-30 | Mitsubishi Electric Corp | アナログーデジタル変換器 |
US4972189A (en) * | 1989-10-23 | 1990-11-20 | Grumman Aerospace Corporation | Correction for DC offset in A/D converters |
US5153593A (en) * | 1990-04-26 | 1992-10-06 | Hughes Aircraft Company | Multi-stage sigma-delta analog-to-digital converter |
US5111203A (en) * | 1990-11-27 | 1992-05-05 | Data Translation, Inc. | Circuitry for conditioning analog signals and converting to digital form |
US5281968A (en) * | 1991-09-06 | 1994-01-25 | Nec Corporation | DC offset correction circuit for A/D converter |
SE500357C2 (sv) | 1992-01-31 | 1994-06-06 | Silicon Construction Sweden Ab | Arrangemang för analog/digital-omvandling |
US5465092A (en) * | 1994-01-19 | 1995-11-07 | National Semiconductor Corporation | Pipelined analog-to-digital converter with curvefit digital correction |
US5798724A (en) * | 1996-02-14 | 1998-08-25 | Harris Corporation | Interpolating digital to analog converter architecture for improved spurious signal suppression |
US6154158A (en) * | 1998-06-30 | 2000-11-28 | Qualcomm Incorporated | Digital-to-analog converter D.C. offset correction comparing converter input and output signals |
US6177893B1 (en) * | 1998-09-15 | 2001-01-23 | Scott R. Velazquez | Parallel processing analog and digital converter |
-
1999
- 1999-05-25 SE SE9901888A patent/SE514770C2/sv not_active IP Right Cessation
- 1999-06-11 TW TW088109814A patent/TW448630B/zh active
-
2000
- 2000-05-17 JP JP2000620737A patent/JP2003500970A/ja not_active Withdrawn
- 2000-05-17 CN CNB00807951XA patent/CN1143436C/zh not_active Expired - Fee Related
- 2000-05-17 AT AT00931855T patent/ATE290736T1/de not_active IP Right Cessation
- 2000-05-17 ES ES00931855T patent/ES2238283T3/es not_active Expired - Lifetime
- 2000-05-17 DE DE60018570T patent/DE60018570T2/de not_active Expired - Lifetime
- 2000-05-17 CA CA002371609A patent/CA2371609A1/en not_active Abandoned
- 2000-05-17 AU AU49673/00A patent/AU4967300A/en not_active Abandoned
- 2000-05-17 EP EP00931855A patent/EP1196998B1/de not_active Expired - Lifetime
- 2000-05-17 WO PCT/SE2000/000973 patent/WO2000072447A1/en active IP Right Grant
- 2000-05-17 KR KR1020017015041A patent/KR20020013893A/ko active IP Right Grant
- 2000-05-22 US US09/576,837 patent/US6351227B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
SE9901888L (sv) | 2000-11-26 |
EP1196998B1 (de) | 2005-03-09 |
ATE290736T1 (de) | 2005-03-15 |
ES2238283T3 (es) | 2005-09-01 |
CA2371609A1 (en) | 2000-11-30 |
SE9901888D0 (sv) | 1999-05-25 |
CN1351779A (zh) | 2002-05-29 |
EP1196998A1 (de) | 2002-04-17 |
JP2003500970A (ja) | 2003-01-07 |
US6351227B1 (en) | 2002-02-26 |
AU4967300A (en) | 2000-12-12 |
DE60018570D1 (de) | 2005-04-14 |
TW448630B (en) | 2001-08-01 |
CN1143436C (zh) | 2004-03-24 |
DE60018570T2 (de) | 2006-03-02 |
KR20020013893A (ko) | 2002-02-21 |
WO2000072447A1 (en) | 2000-11-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |