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AU2000260571A1 - Method and apparatus to reduce spurious and intermodulation products through static non-linearity correction of digital conversion - Google Patents

Method and apparatus to reduce spurious and intermodulation products through static non-linearity correction of digital conversion

Info

Publication number
AU2000260571A1
AU2000260571A1 AU2000260571A AU6057100A AU2000260571A1 AU 2000260571 A1 AU2000260571 A1 AU 2000260571A1 AU 2000260571 A AU2000260571 A AU 2000260571A AU 6057100 A AU6057100 A AU 6057100A AU 2000260571 A1 AU2000260571 A1 AU 2000260571A1
Authority
AU
Australia
Prior art keywords
digital conversion
intermodulation products
linearity correction
static non
reduce spurious
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.)
Abandoned
Application number
AU2000260571A
Inventor
Michael Komara
John R. Noll
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.)
AirNet Communications Corp
Original Assignee
AirNet Communications 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
Application filed by AirNet Communications Corp filed Critical AirNet Communications Corp
Publication of AU2000260571A1 publication Critical patent/AU2000260571A1/en
Abandoned 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
    • H03M1/1033—Calibration over the full range of the converter, e.g. for correcting differential non-linearity
    • H03M1/1038—Calibration over the full range of the converter, e.g. for correcting differential non-linearity by storing corrected or correction values in one or more digital look-up tables
    • H03M1/1042—Calibration over the full range of the converter, e.g. for correcting differential non-linearity by storing corrected or correction values in one or more digital look-up tables the look-up table containing corrected values for replacing the original digital values
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/36—Modulator circuits; Transmitter circuits
    • H04L27/362—Modulation using more than one carrier, e.g. with quadrature carriers, separately amplitude modulated
    • H04L27/364—Arrangements for overcoming imperfections in the modulator, e.g. quadrature error or unbalanced I and Q levels
    • 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
    • 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)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
AU2000260571A 1998-07-30 2000-06-28 Method and apparatus to reduce spurious and intermodulation products through static non-linearity correction of digital conversion Abandoned AU2000260571A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US9466098P 1998-07-30 1998-07-30
US09/363,845 US6463093B1 (en) 1998-07-30 1999-07-30 Method and apparatus to reduce spurious and intermodulation products in wireless broadband multi-carrier digital transceiver equipment through static non-linearity correction of digital conversion components
PCT/US2000/017766 WO2002001739A1 (en) 1998-07-30 2000-06-28 Method and apparatus to reduce spurious and intermodulation products through static non-linearity correction of digital conversion

Publications (1)

Publication Number Publication Date
AU2000260571A1 true AU2000260571A1 (en) 2002-01-08

Family

ID=31499154

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2000260571A Abandoned AU2000260571A1 (en) 1998-07-30 2000-06-28 Method and apparatus to reduce spurious and intermodulation products through static non-linearity correction of digital conversion

Country Status (3)

Country Link
US (1) US6463093B1 (en)
AU (1) AU2000260571A1 (en)
WO (1) WO2002001739A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPQ381499A0 (en) * 1999-11-02 1999-11-25 Commonwealth Of Australia, The Enhanced direct digitising array arrangement
US6703952B2 (en) * 2002-06-10 2004-03-09 Adc Dsl Systems, Inc. Testing analog-to-digital and digital-to-analog converters
WO2004030219A1 (en) * 2002-09-27 2004-04-08 Analog Devices, Inc. System and method for digital compensation of digital to analog and analog to digital converters
US20080158026A1 (en) * 2006-12-29 2008-07-03 O'brien David Compensating for harmonic distortion in an instrument channel
US8400338B2 (en) * 2006-12-29 2013-03-19 Teradyne, Inc. Compensating for harmonic distortion in an instrument channel
US8885763B2 (en) * 2011-02-16 2014-11-11 Analog Devices, Inc. Digital pre-distortion
EP2845322B1 (en) * 2012-05-03 2017-04-19 Telefonaktiebolaget LM Ericsson (publ) Radio communication apparatus and method
CN104539290B (en) * 2014-11-28 2017-08-11 北京航天测控技术有限公司 A kind of multi-channel a/d converter data automatic aligning system
GB2541379A (en) * 2015-08-14 2017-02-22 Csir Method and system for improving spurious free dynamic range of signal processing systems
CN109521271B (en) * 2018-12-27 2021-06-22 京信通信系统（中国）有限公司 Signal sampling method and device
CN110276122B (en) * 2019-06-19 2023-01-06 复旦大学 Digital predistortion front-end circuit suitable for multi-bit digital quadrature transmitter

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4903024A (en) 1987-10-23 1990-02-20 Westinghouse Electric Corp. A/D converter system with error correction and calibration apparatus and method
US4977403A (en) 1988-07-29 1990-12-11 Hughes Aircraft Company Digital correction circuit for data converters
FR2644638B1 (en) 1989-03-14 1991-05-31 Labo Electronique Physique
GB9103777D0 (en) 1991-02-22 1991-04-10 B & W Loudspeakers Analogue and digital convertors
US5196851A (en) 1991-05-24 1993-03-23 Samsung Electronics Co., Ltd. Linearizing non-linear analog-to-digital process and circuit
US5396241A (en) 1993-02-03 1995-03-07 Kaman Instrumentation Corporation Method and apparatus for digitally controlled linearization of an analog signal
US5537435A (en) 1994-04-08 1996-07-16 Carney; Ronald Transceiver apparatus employing wideband FFT channelizer with output sample timing adjustment and inverse FFT combiner for multichannel communication network
US5894497A (en) 1996-12-20 1999-04-13 Airnet Communications Corp. Reducing spurious modulation products in broadband multicarrier transmission by coherrent summation of the outputs of dissimilar digital-to analog device types
US6081215A (en) * 1998-07-06 2000-06-27 Motorola, Inc. High speed interlaced analog interface
US6323792B1 (en) * 2000-08-28 2001-11-27 National Instruments Corporation Method for correcting analog-to-digital converter (ADC) errors, and apparatus embodying same

Also Published As

Publication number Publication date
US6463093B1 (en) 2002-10-08
WO2002001739A1 (en) 2002-01-03

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