TW361049B - Pattern dependent noise reduction in a digital processing circuit utilizing image circuitry - Google Patents

Pattern dependent noise reduction in a digital processing circuit utilizing image circuitry

Info

Publication number
TW361049B
TW361049B TW086115883A TW86115883A TW361049B TW 361049 B TW361049 B TW 361049B TW 086115883 A TW086115883 A TW 086115883A TW 86115883 A TW86115883 A TW 86115883A TW 361049 B TW361049 B TW 361049B
Authority
TW
Taiwan
Prior art keywords
transition
data
data node
dsp
cycle
Prior art date
Application number
TW086115883A
Other languages
English (en)
Inventor
Xue-Mei Gong
Original Assignee
Cirrus Logic Inc
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 Cirrus Logic Inc filed Critical Cirrus Logic Inc
Application granted granted Critical
Publication of TW361049B publication Critical patent/TW361049B/zh

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/18—Complex mathematical operations for evaluating statistical data, e.g. average values, frequency distributions, probability functions, regression analysis
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/322—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M3/324—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by means or methods for compensating or preventing more than one type of error at a time, e.g. by synchronisation or using a ratiometric arrangement
    • H03M3/35—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by means or methods for compensating or preventing more than one type of error at a time, e.g. by synchronisation or using a ratiometric arrangement using redundancy
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/322—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M3/324—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by means or methods for compensating or preventing more than one type of error at a time, e.g. by synchronisation or using a ratiometric arrangement
    • H03M3/326—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by means or methods for compensating or preventing more than one type of error at a time, e.g. by synchronisation or using a ratiometric arrangement by averaging out the errors
    • H03M3/328—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by means or methods for compensating or preventing more than one type of error at a time, e.g. by synchronisation or using a ratiometric arrangement by averaging out the errors using dither
    • H03M3/33—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by means or methods for compensating or preventing more than one type of error at a time, e.g. by synchronisation or using a ratiometric arrangement by averaging out the errors using dither the dither being a random signal
    • H03M3/332—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by means or methods for compensating or preventing more than one type of error at a time, e.g. by synchronisation or using a ratiometric arrangement by averaging out the errors using dither the dither being a random signal in particular a pseudo-random signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/39—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators
    • H03M3/412—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution
    • H03M3/422—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only
    • H03M3/43—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only the quantiser being a single bit one
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/458—Analogue/digital converters using delta-sigma modulation as an intermediate step
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/50—Digital/analogue converters using delta-sigma modulation as an intermediate step

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Data Mining & Analysis (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Evolutionary Biology (AREA)
  • Operations Research (AREA)
  • Probability & Statistics with Applications (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Algebra (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
TW086115883A 1996-10-23 1997-10-27 Pattern dependent noise reduction in a digital processing circuit utilizing image circuitry TW361049B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/735,573 US5801652A (en) 1994-07-08 1996-10-23 Pattern dependent noise reduction in a digital processing circuit utilizing image circuitry

Publications (1)

Publication Number Publication Date
TW361049B true TW361049B (en) 1999-06-11

Family

ID=24956345

Family Applications (1)

Application Number Title Priority Date Filing Date
TW086115883A TW361049B (en) 1996-10-23 1997-10-27 Pattern dependent noise reduction in a digital processing circuit utilizing image circuitry

Country Status (6)

Country Link
US (1) US5801652A (zh)
EP (1) EP0932870A1 (zh)
JP (1) JP2002509626A (zh)
KR (1) KR20000052721A (zh)
TW (1) TW361049B (zh)
WO (1) WO1999009491A1 (zh)

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* Cited by examiner, † Cited by third party
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JP3583942B2 (ja) * 1998-05-28 2004-11-04 三洋電機株式会社 信号処理装置
US6816100B1 (en) 1999-03-12 2004-11-09 The Regents Of The University Of California Analog-to-digital converters with common-mode rejection dynamic element matching, including as used in delta-sigma modulators
KR20020060753A (ko) * 2000-09-27 2002-07-18 롤페스 요하네스 게라투스 알베르투스 전자 회로
US6504750B1 (en) * 2001-08-27 2003-01-07 Micron Technology, Inc. Resistive memory element sensing using averaging
US6826102B2 (en) * 2002-05-16 2004-11-30 Micron Technology, Inc. Noise resistant small signal sensing circuit for a memory device
US6958941B2 (en) * 2002-06-17 2005-10-25 Teac Corporation Circuit board and information storing apparatus equipped therewith
US6813208B2 (en) * 2002-07-09 2004-11-02 Micron Technology, Inc. System and method for sensing data stored in a resistive memory element using one bit of a digital count
JP4019286B2 (ja) * 2005-02-10 2007-12-12 セイコーエプソン株式会社 アナログフロントエンド回路及び電子機器
US7339396B1 (en) 2006-03-23 2008-03-04 Cirrus Logic, Inc. Method and apparatus for ameliorating the effects of noise generated by a bus interface
US9183877B1 (en) 2015-03-20 2015-11-10 Western Digital Technologies, Inc. Data storage device comprising two-dimensional data dependent noise whitening filters for two-dimensional recording
WO2017037880A1 (ja) * 2015-09-01 2017-03-09 日本電気株式会社 Δς変調器、送信機及び積分器

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US4186384A (en) * 1975-06-24 1980-01-29 Honeywell Inc. Signal bias remover apparatus
JPS5953727B2 (ja) * 1977-04-06 1984-12-26 株式会社日立製作所 補正回路付ｄａ変換器
US4227185A (en) * 1978-11-29 1980-10-07 Texas Instruments Incorporated Single chip integrated analog-to-digital converter circuit powered by a single voltage potential
US4495591A (en) * 1981-02-27 1985-01-22 The Regeants Of The University Of California Pipelined digital filters
US4509037A (en) * 1981-06-12 1985-04-02 Gould Inc. Enhanced delta modulation encoder
US4439756A (en) * 1982-01-20 1984-03-27 International Telephone And Telegraph Corporation Delta-Sigma modulator with switch capacitor implementation
US4746899A (en) * 1986-10-07 1988-05-24 Crystal Semiconductor Corporation Method for reducing effects of electrical noise in an analog-to-digital converter
US4972436A (en) * 1988-10-14 1990-11-20 Hayes Microcomputer Products, Inc. High performance sigma delta based analog modem front end
EP0399738A3 (en) * 1989-05-26 1991-05-08 Gec-Marconi Limited Analogue to digital converter
US5012244A (en) * 1989-10-27 1991-04-30 Crystal Semiconductor Corporation Delta-sigma modulator with oscillation detect and reset circuit
US5039989A (en) * 1989-10-27 1991-08-13 Crystal Semiconductor Corporation Delta-sigma analog-to-digital converter with chopper stabilization at the sampling frequency
US5079550A (en) * 1989-10-27 1992-01-07 Crystal Semiconductor Corporation Combining continuous time and discrete time signal processing in a delta-sigma modulator
US4999632A (en) * 1989-12-15 1991-03-12 Boehringer Mannheim Corporation Analog to digital conversion with noise reduction
US5012178A (en) * 1990-03-19 1991-04-30 Triquint Semiconductor, Inc. Low noise DAC current source topology
US5148167A (en) * 1990-04-06 1992-09-15 General Electric Company Sigma-delta oversampled analog-to-digital converter network with chopper stabilization
US5148166A (en) * 1990-04-06 1992-09-15 General Electric Company Third order sigma delta oversampled analog-to-digital converter network with low component sensitivity
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
US5084702A (en) * 1990-11-01 1992-01-28 General Electric Company Plural-order sigma-delta analog-to-digital converter using both single-bit and multiple-bit quantizers
US5150120A (en) * 1991-01-03 1992-09-22 Harris Corp. Multiplexed sigma-delta A/D converter
US5245344A (en) * 1991-01-15 1993-09-14 Crystal Semiconductor High order switched-capacitor filter with dac input
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JPH0629845A (ja) * 1991-06-28 1994-02-04 Univ Columbia New York 量子化雑音低減方法及び装置
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JP3104108B2 (ja) * 1992-09-07 2000-10-30 ソニー株式会社 アナログ／デジタルコンバータ
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US5369404A (en) * 1993-04-30 1994-11-29 The Regents Of The University Of California Combined angle demodulator and digitizer
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Also Published As

Publication number Publication date
EP0932870A1 (en) 1999-08-04
US5801652A (en) 1998-09-01
KR20000052721A (ko) 2000-08-25
WO1999009491A1 (en) 1999-02-25
JP2002509626A (ja) 2002-03-26

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