DE69427851D1 - Offset-Gleichspannungskompensation - Google Patents

Offset-Gleichspannungskompensation

Info

Publication number
DE69427851D1
DE69427851D1 DE69427851T DE69427851T DE69427851D1 DE 69427851 D1 DE69427851 D1 DE 69427851D1 DE 69427851 T DE69427851 T DE 69427851T DE 69427851 T DE69427851 T DE 69427851T DE 69427851 D1 DE69427851 D1 DE 69427851D1
Authority
DE
Germany
Prior art keywords
offset
voltage compensation
compensation
voltage
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
DE69427851T
Other languages
English (en)
Other versions
DE69427851T2 (de
Inventor
Pekka Mikkola
Markku Lintinen
Jukka Ranta
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.)
Nokia Oyj
Original Assignee
Nokia Mobile Phones Ltd
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=8539051&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69427851(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nokia Mobile Phones Ltd filed Critical Nokia Mobile Phones Ltd
Publication of DE69427851D1 publication Critical patent/DE69427851D1/de
Application granted granted Critical
Publication of DE69427851T2 publication Critical patent/DE69427851T2/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
    • H03M1/10—Calibration or testing
    • H03M1/1009—Calibration
    • H03M1/1014—Calibration at one point of the transfer characteristic, i.e. by adjusting a single reference value, e.g. bias or gain error
    • H03M1/1019—Calibration at one point of the transfer characteristic, i.e. by adjusting a single reference value, e.g. bias or gain error by storing a corrected or correction value in a digital look-up table
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/38—Angle modulation by converting amplitude modulation to angle modulation
    • H03C3/40—Angle modulation by converting amplitude modulation to angle modulation using two signal paths the outputs of which have a predetermined phase difference and at least one output being amplitude-modulated
    • 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
    • H03M1/0617—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence
    • H03M1/0675—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence using redundancy
    • H03M1/0678—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence using redundancy using additional components or elements, e.g. dummy components
    • H03M1/068—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence using redundancy using additional components or elements, e.g. dummy components the original and additional components or elements being complementary to each other, e.g. CMOS
    • H03M1/0682—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence using redundancy using additional components or elements, e.g. dummy components the original and additional components or elements being complementary to each other, e.g. CMOS using a differential network structure, i.e. symmetrical with respect to ground
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE69427851T 1993-11-30 1994-11-23 Offset-Gleichspannungskompensation Expired - Lifetime DE69427851T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI935346A FI96811C (fi) 1993-11-30 1993-11-30 Menetelmä ja piirijärjestely D/A-muuntimen DC-erojännitteen kompensoimiseksi

Publications (2)

Publication Number Publication Date
DE69427851D1 true DE69427851D1 (de) 2001-09-06
DE69427851T2 DE69427851T2 (de) 2002-04-11

Family

ID=8539051

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69427851T Expired - Lifetime DE69427851T2 (de) 1993-11-30 1994-11-23 Offset-Gleichspannungskompensation

Country Status (6)

Country Link
US (1) US5731772A (de)
EP (1) EP0655841B1 (de)
JP (1) JPH07202693A (de)
CN (1) CN1041156C (de)
DE (1) DE69427851T2 (de)
FI (1) FI96811C (de)

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FI105377B (fi) 1997-05-29 2000-07-31 Nokia Mobile Phones Ltd Menetelmä kahden rinnakkaisen kanavan koodijakoiseksi lähettämiseksi sekä menetelmän toteuttava radiolaite
US6184810B1 (en) * 1997-08-29 2001-02-06 Texas Instruments Incorporated Method and apparatus to generate mixed signal test stimulus
GB2330707B (en) 1997-10-23 2001-10-24 Nokia Mobile Phones Ltd Digital to analogue converter
US6100827A (en) * 1998-09-11 2000-08-08 Ericsson Inc. Modulation systems and methods that compensate for DC offset introduced by the digital-to-analog converter and/or the low pass filter thereof
BR9814200A (pt) * 1997-11-17 2000-09-26 Ericson Inc Rádio-telefone de modo dual, processo de modulação de modo dual para um primeiro sinal de entrada digital e um segundo sinal de entrada digital, e, sistema de modulação para um sinal de entrada digital
KR100626960B1 (ko) * 1997-11-17 2006-09-26 에릭슨 인크. 협대역폭 신호의 오버샘플링 및 ｄｃ 오프셋 보상을 갖는 변조 시스템과 방법
US6137826A (en) 1997-11-17 2000-10-24 Ericsson Inc. Dual-mode modulation systems and methods including oversampling of narrow bandwidth signals
FI104133B (fi) 1997-11-28 1999-11-15 Nokia Mobile Phones Ltd Koodaus- ja modulointimenetelmä ja laite sen soveltamiseksi
FI106607B (fi) 1998-01-07 2001-02-28 Nokia Mobile Phones Ltd Solun valinta usean modulaation solukkoradiojärjestelmässä
FI105428B (fi) 1998-05-13 2000-08-15 Nokia Mobile Phones Ltd Menetelmä rinnakkais-A/D-muunnoksen virheen korjaamiseksi, korjain ja rinnakkais-A/D-muunnin
FI120124B (fi) 1998-05-29 2009-06-30 Nokia Corp Menetelmä ja piiri signaalin näytteistämiseksi suurella näytteistystaajuudella
EP0967727A1 (de) * 1998-06-23 1999-12-29 Lucent Technologies Inc. Verfahren und elektronische Schaltung zur Bereitstellung eines stabilen analogen Ausgangssignals in einem integrierten Digital-Analog-Wandler
US6154158A (en) * 1998-06-30 2000-11-28 Qualcomm Incorporated Digital-to-analog converter D.C. offset correction comparing converter input and output signals
FI981518A (fi) 1998-07-01 2000-01-02 Nokia Mobile Phones Ltd Tiedonsiirtomenetelmä ja radiojärjestelmä
FI106491B (fi) 1998-08-12 2001-02-15 Nokia Mobile Phones Ltd Menetelmä ja laitteisto radiorajapinnan datanopeuden saumattomaksi muuttamiseksi piirikytketyssä välityksessä
JP2000124962A (ja) * 1998-10-19 2000-04-28 Alps Electric Co Ltd ベースバンド信号処理回路
JP4010712B2 (ja) * 1999-06-30 2007-11-21 株式会社東芝 Ｄａｃアンプ
US6525681B2 (en) * 2001-03-29 2003-02-25 Agere Systems, Inc. DC compensation method and apparatus
DE10136741A1 (de) * 2001-07-27 2002-10-31 Infineon Technologies Ag Schaltungsanordnung zur Regelung eines Signal-Gleichanteils und Mobilfunksender
US6888481B2 (en) 2003-01-10 2005-05-03 Matsushita Electric Industrial Co., Ltd. D/A converting device with offset compensation function and offset compensation method of D/A converting device
JP2004221720A (ja) * 2003-01-10 2004-08-05 Matsushita Electric Ind Co Ltd オフセット補償機能付きｄ／ａ変換装置およびｄ／ａ変換装置のオフセット補償方法
US7139542B2 (en) * 2003-03-03 2006-11-21 Nokia Corporation Method and apparatus for compensating DC level in an adaptive radio receiver
JP4290466B2 (ja) 2003-04-24 2009-07-08 パナソニック株式会社 オフセット補償装置
US7376200B2 (en) * 2003-06-06 2008-05-20 Interdigital Technology Corporation Method and apparatus for suppressing carrier leakage
US6919833B2 (en) * 2003-09-04 2005-07-19 Regan N. Mills Parallel converter topology for reducing non-linearity errors
US7756495B2 (en) * 2005-09-29 2010-07-13 Intel Corporation High speed receiver
JP2008085877A (ja) * 2006-09-28 2008-04-10 Fujitsu Ltd 差動オフセット補正回路
WO2009021533A1 (de) * 2007-08-13 2009-02-19 Siemens Aktiengesellschaft Digital-analog-wandler
JP5092982B2 (ja) * 2008-08-12 2012-12-05 富士通株式会社 Ｄｃオフセット補正装置及び方法
JP2010054218A (ja) 2008-08-26 2010-03-11 Toyota Central R&D Labs Inc デジタル信号処理装置及びそれを有するフェーズドアレイレーダ
KR20110036371A (ko) * 2009-10-01 2011-04-07 삼성전자주식회사 오디오 증폭기
CN106533442A (zh) * 2016-10-25 2017-03-22 苏州顺芯半导体有限公司 内置电荷泵音频数模转换电路的直流偏置转换方法及装置
CN114895231B (zh) * 2022-07-12 2022-10-21 南京宏泰半导体科技有限公司 一种高端电压差分采样校准系统及方法

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DE3031592C2 (de) * 1980-08-21 1987-01-22 Siemens AG, 1000 Berlin und 8000 München Verfahren zum Nullpunktabgleich des durch einen Operationsverstärker realisierten Analogwertvergleichers eines unter Verwendung eines Digital-Analog-Wandlers nach dem Iterativprinzip arbeitenden Analog-Digital-Wandlers, insbesondere bei dessen Zugehörigkeit zu einer Einrichtung zur Analog-Digital-Wandlung und umgekehrt zur Digital-Analog-Wandlung (Codec)
SU953721A2 (ru) * 1981-01-08 1982-08-23 Винницкий политехнический институт Цифро-аналоговый преобразователь
JPS57119259A (en) * 1981-01-19 1982-07-24 Hitachi Ltd Testing method for a/d converter
JPS58136134A (ja) * 1982-02-08 1983-08-13 Hitachi Ltd デイジタル・アナログ変換装置
CA1209707A (en) * 1982-09-24 1986-08-12 Brown (Neil) Instrument Systems, Inc. Systems for providing digital representations of analog values
US4563670A (en) * 1983-12-14 1986-01-07 Tektronix, Inc. High speed multiplying digital to analog converter
JPS6152030A (ja) * 1984-08-21 1986-03-14 Fuji Electric Co Ltd デジタルアナログ変換器
SU1325694A1 (ru) * 1986-03-19 1987-07-23 Ленинградский электротехнический институт им.В.И.Ульянова (Ленина) Способ калибровки линейности цифроаналогового преобразовател
US4943807A (en) * 1988-04-13 1990-07-24 Crystal Semiconductor Digitally calibrated delta-sigma analog-to-digital converter
US5061925A (en) * 1990-08-22 1991-10-29 Crystal Semiconductor Corporation Phase equalization system for a digital-to-analog converter utilizing separate digital and analog sections
US5087914A (en) * 1990-08-22 1992-02-11 Crystal Semiconductor Corp. DC calibration system for a digital-to-analog converter
GB2250148B (en) * 1990-11-15 1994-06-08 Sony Corp Conversion between analog and digital signals
FI95853C (fi) * 1991-11-08 1996-03-25 Nokia Mobile Phones Ltd Menetelmä D/A-muuntimen offset-jännitteiden vaihteluiden vaikutuksen korjaamiseksi muuntimen lähtöjännitteestä
US5248970A (en) * 1991-11-08 1993-09-28 Crystal Semiconductor Corp. Offset calibration of a dac using a calibrated adc
JPH05308286A (ja) * 1992-05-06 1993-11-19 Nec Eng Ltd Ｄ−ａ変換器
JPH06303137A (ja) * 1992-12-29 1994-10-28 Hitachi Ltd Ｄ／ａ変換器、オフセット調整回路及びこれを用いた携帯通信端末装置
JPH06204870A (ja) * 1992-12-29 1994-07-22 Ando Electric Co Ltd 自動補正機能付ｄ／ａ変換器

Also Published As

Publication number Publication date
US5731772A (en) 1998-03-24
EP0655841B1 (de) 2001-08-01
FI935346A (fi) 1995-05-31
CN1112312A (zh) 1995-11-22
FI935346A0 (fi) 1993-11-30
EP0655841A1 (de) 1995-05-31
FI96811C (fi) 1996-08-26
CN1041156C (zh) 1998-12-09
DE69427851T2 (de) 2002-04-11
FI96811B (fi) 1996-05-15
JPH07202693A (ja) 1995-08-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: BECKER, KURIG, STRAUS, 80336 MUENCHEN

8327 Change in the person/name/address of the patent owner

Owner name: NOKIA CORPORATION, ESPOO, FI

8310 Action for declaration of annulment