TW457781B - Filter for digital to analog converters - Google Patents

Filter for digital to analog converters Download PDF

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Publication number
TW457781B
TW457781B TW089105218A TW89105218A TW457781B TW 457781 B TW457781 B TW 457781B TW 089105218 A TW089105218 A TW 089105218A TW 89105218 A TW89105218 A TW 89105218A TW 457781 B TW457781 B TW 457781B
Authority
TW
Taiwan
Prior art keywords
digital
filter
signal
frequency
decimal
Prior art date
Application number
TW089105218A
Other languages
English (en)
Chinese (zh)
Inventor
Michael W Pflaumer
Original Assignee
Pacific Microsonics 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 Pacific Microsonics Inc filed Critical Pacific Microsonics Inc
Application granted granted Critical
Publication of TW457781B publication Critical patent/TW457781B/zh

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/06—Non-recursive filters
    • H03H17/0621—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Analogue/Digital Conversion (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
TW089105218A 1999-03-23 2000-03-22 Filter for digital to analog converters TW457781B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12572699P 1999-03-23 1999-03-23
US09/521,503 US6337645B1 (en) 1999-03-23 2000-03-09 Filter for digital-to-analog converters

Publications (1)

Publication Number Publication Date
TW457781B true TW457781B (en) 2001-10-01

Family

ID=26823874

Family Applications (1)

Application Number Title Priority Date Filing Date
TW089105218A TW457781B (en) 1999-03-23 2000-03-22 Filter for digital to analog converters

Country Status (8)

Country Link
US (1) US6337645B1 (enExample)
EP (1) EP1163721B1 (enExample)
JP (1) JP4469090B2 (enExample)
AU (1) AU3903400A (enExample)
HK (1) HK1042787B (enExample)
MY (1) MY125215A (enExample)
TW (1) TW457781B (enExample)
WO (1) WO2000057549A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9712179B2 (en) 2012-01-06 2017-07-18 Maxlinear, Inc. Method and system for broadband analog to digital converter technology
TWI717659B (zh) * 2018-11-20 2021-02-01 新唐科技股份有限公司 訊號處理系統及其方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7133569B1 (en) * 2000-07-31 2006-11-07 Polaroid Corporation Aliasing artifact attenuation system
US6462690B1 (en) * 2001-04-02 2002-10-08 Cirrus Logic, Inc. Circuit systems and methods for multirate digital-to-analog amplifier systems
US6639526B1 (en) * 2002-03-21 2003-10-28 Linear Technology Corporation Circuits and methods for a variable oversample ratio delta-sigma analog-to-digital converter
JP2005287820A (ja) * 2004-03-31 2005-10-20 U-Medica Inc 生体現象測定記録装置及びノイズ成分除去方法
KR100914159B1 (ko) 2007-11-21 2009-08-28 포스데이타 주식회사 무선통신 시스템에서의 디지털 주파수 업 변환 장치 및방법
WO2009066954A2 (en) * 2007-11-21 2009-05-28 Posdata Co., Ltd. Apparatus and method for up-converting frequency in wireless communication system
US8539113B2 (en) 2011-06-16 2013-09-17 Hewlett-Packard Development Company, L.P. Indicators for streams associated with messages
US9094032B2 (en) * 2011-07-20 2015-07-28 Freescale Semiconductor, Inc. Integrated circuit device and method of dynamically modifying at least one characteristic within a digital to analogue converter module
GB201300309D0 (en) * 2013-01-08 2013-02-20 Meridian Audio Ltd Digital encapsulation of audio signals
EP4002359B1 (en) 2014-06-10 2025-09-03 Lenbrook Industries Limited Digital encapsulation of audio signals
CN105553444B (zh) * 2015-12-15 2017-12-05 一诺仪器（中国）有限公司 自适应滤波器

Family Cites Families (14)

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Publication number Priority date Publication date Assignee Title
US5235534A (en) * 1988-08-18 1993-08-10 Hewlett-Packard Company Method and apparatus for interpolating between data samples
US5079734A (en) * 1990-04-30 1992-01-07 Harris Corporation Digital decimation filter
AU669114B2 (en) 1991-05-29 1996-05-30 Pacific Microsonics, Inc. Improved signal encode/decode system
GB2262854B (en) * 1991-12-24 1995-05-24 Sony Broadcast & Communication Image processing apparatus
US5561424A (en) * 1993-04-30 1996-10-01 Lucent Technologies Inc. Data converter with minimum phase fir filter and method for calculating filter coefficients
US5963160A (en) * 1993-09-13 1999-10-05 Analog Devices, Inc. Analog to digital conversion using nonuniform sample rates
RU2171007C2 (ru) * 1993-11-09 2001-07-20 Моторола, Инк. Детектор уровня и способ детектирования уровня входного сигнала
US5450083A (en) 1994-03-09 1995-09-12 Analog Devices, Inc. Two-stage decimation filter
US5529068A (en) * 1994-06-16 1996-06-25 The Regents Of The University Of California Synchronized digital signal processor for MRI reception
DE59409276D1 (de) * 1994-08-08 2000-05-11 Micronas Intermetall Gmbh Verfahren zur digitalen Interpolation von Signalen
US5657261A (en) * 1995-04-17 1997-08-12 Wilson; Dennis L. Interpolation of digital signals using signal sample replication
JP3327114B2 (ja) * 1996-04-24 2002-09-24 ソニー株式会社 信号処理装置、信号記録装置及び信号再生装置
US5781137A (en) * 1996-12-23 1998-07-14 National Instruments Corporation System and method for reducing errors in a delta-sigma converter
US5935199A (en) * 1997-06-27 1999-08-10 Cirrus Logic, Inc. Dc accurate multi-rate digital filter with common coefficient set and dc gain correction

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9712179B2 (en) 2012-01-06 2017-07-18 Maxlinear, Inc. Method and system for broadband analog to digital converter technology
US10141944B2 (en) 2012-01-06 2018-11-27 Maxlinear, Inc. Method and system for broadband analog to digital converter technology
TWI717659B (zh) * 2018-11-20 2021-02-01 新唐科技股份有限公司 訊號處理系統及其方法

Also Published As

Publication number Publication date
HK1042787B (en) 2018-03-09
JP4469090B2 (ja) 2010-05-26
EP1163721A1 (en) 2001-12-19
EP1163721B1 (en) 2017-01-04
JP2002540667A (ja) 2002-11-26
MY125215A (en) 2006-07-31
AU3903400A (en) 2000-10-09
US6337645B1 (en) 2002-01-08
WO2000057549A1 (en) 2000-09-28

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GD4A Issue of patent certificate for granted invention patent
MM4A Annulment or lapse of patent due to non-payment of fees