DE3373856D1 - Direct digital to digital sampling rate conversion method and apparatus - Google Patents

Direct digital to digital sampling rate conversion method and apparatus

Info

Publication number
DE3373856D1
DE3373856D1 DE8383300198T DE3373856T DE3373856D1 DE 3373856 D1 DE3373856 D1 DE 3373856D1 DE 8383300198 T DE8383300198 T DE 8383300198T DE 3373856 T DE3373856 T DE 3373856T DE 3373856 D1 DE3373856 D1 DE 3373856D1
Authority
DE
Germany
Prior art keywords
digital
sampling rate
rate conversion
conversion method
rate
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
Application number
DE8383300198T
Other languages
English (en)
Inventor
Bruce Busby
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE3373856D1 publication Critical patent/DE3373856D1/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • 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

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Complex Calculations (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Analogue/Digital Conversion (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE8383300198T 1982-01-21 1983-01-14 Direct digital to digital sampling rate conversion method and apparatus Expired DE3373856D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/341,349 US4460890A (en) 1982-01-21 1982-01-21 Direct digital to digital sampling rate conversion, method and apparatus

Publications (1)

Publication Number Publication Date
DE3373856D1 true DE3373856D1 (en) 1987-10-29

Family

ID=23337173

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383300198T Expired DE3373856D1 (en) 1982-01-21 1983-01-14 Direct digital to digital sampling rate conversion method and apparatus

Country Status (6)

Country Link
US (1) US4460890A (de)
EP (1) EP0084945B1 (de)
JP (1) JPS58154943A (de)
AT (1) ATE29938T1 (de)
CA (1) CA1193014A (de)
DE (1) DE3373856D1 (de)

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US4989221A (en) * 1987-03-30 1991-01-29 Codex Corporation Sample rate converter
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US4852035A (en) * 1987-07-06 1989-07-25 The Grass Valley Group, Inc. Simple coefficient half-bandwidth digital filter for video data compression
JPH0793548B2 (ja) * 1987-08-31 1995-10-09 三洋電機株式会社 標本化周波数変換回路
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JP2600236B2 (ja) * 1987-12-29 1997-04-16 ソニー株式会社 サンプリング周波数変換回路
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JP2696901B2 (ja) * 1988-04-08 1998-01-14 ソニー株式会社 サンプリング周波数変換回路
JP2970907B2 (ja) * 1988-04-13 1999-11-02 株式会社ナムコ Ｐｃｍにおけるアナログ信号合成装置
US5150461A (en) * 1988-05-25 1992-09-22 Sun Electric Corporation Fixed point method of video display scaling
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US5615235A (en) * 1988-06-08 1997-03-25 Fujitsu Limited Signal processing system for use in a digital signal clock changing apparatus
JPH07118628B1 (de) * 1988-06-08 1995-12-18 Fujitsu Ltd
DE3918866A1 (de) * 1989-06-09 1990-12-13 Blaupunkt Werke Gmbh Anordnung zur umsetzung eines signals mit einer ersten abtastrate in ein signal mit einer zweiten abtastrate
US4991010A (en) * 1989-11-13 1991-02-05 Eastman Kodak Company Dual-mode image interpolation filter operable in a first mode for storing interpolation coefficients and in a second mode for effecting television standards conversion at a pixel rate
US5342990A (en) * 1990-01-05 1994-08-30 E-Mu Systems, Inc. Digital sampling instrument employing cache-memory
JP3044739B2 (ja) * 1990-04-16 2000-05-22 ヤマハ株式会社 デジタル信号のサンプリング周波数の変換方法
GB9012326D0 (en) * 1990-06-01 1990-07-18 Thomson Consumer Electronics Wide screen television
JPH04207516A (ja) * 1990-11-30 1992-07-29 Norio Akamatsu 補間方法
JPH0562495A (ja) * 1991-09-02 1993-03-12 Pioneer Electron Corp サンプリング周波数変換器
US5199046A (en) * 1991-09-09 1993-03-30 Codex Corporation First and second digital rate converter synchronization device and method
DE69213700D1 (de) * 1992-01-08 1996-10-17 Ibm Signalprozessor zur Abtastrateumsetzung
GB9205614D0 (en) * 1992-03-14 1992-04-29 Innovision Ltd Sample rate converter suitable for converting between digital video formats
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US5475628A (en) * 1992-09-30 1995-12-12 Analog Devices, Inc. Asynchronous digital sample rate converter
DE4315794C2 (de) * 1993-05-13 1995-09-21 Nukem Gmbh Verfahren und Vorrichtung zur zerstörungsfreien Prüfung von Gegenständen mit Ultraschall
DE4326427A1 (de) * 1993-08-06 1995-02-09 Thomson Brandt Gmbh Digitaler Abtastratenumsetzer
US5457456A (en) * 1993-12-16 1995-10-10 At&T Ipm Corp. Data converter with programmable decimation or interpolation factor
US5657261A (en) * 1995-04-17 1997-08-12 Wilson; Dennis L. Interpolation of digital signals using signal sample replication
US5638010A (en) * 1995-06-07 1997-06-10 Analog Devices, Inc. Digitally controlled oscillator for a phase-locked loop providing a residue signal for use in continuously variable interpolation and decimation filters
US5606319A (en) * 1995-08-07 1997-02-25 Motorola, Inc. Method and apparatus for interpolation and noise shaping in a signal converter
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KR100484396B1 (ko) * 1995-11-02 2005-08-10 소니 가부시끼 가이샤 디스크기록방법,디스크재생장치및디스크형기록매체
US5758138A (en) * 1995-12-22 1998-05-26 Hankinson; Robert J. Method and system for reducing numeric counting levels in resampling control circuitry
KR0165512B1 (ko) * 1996-01-29 1999-03-20 김광호 면적영향 상관방법 및 이를 이용한 디지탈 영상신호에 대한 클럭레이트 변환방법 및 장치
US5949695A (en) * 1997-01-10 1999-09-07 Harris Corporation Interpolator using a plurality of polynomial equations and associated methods
US5818888A (en) * 1997-02-26 1998-10-06 Ericsson, Inc. Sample rate converter
US6313765B1 (en) 1997-10-10 2001-11-06 L-3 Communications Corporation Method for sample rate conversion of digital data
GB2330748B (en) * 1997-10-24 2002-07-17 Sony Uk Ltd Digital audio signal processors
US7280878B1 (en) 1999-10-27 2007-10-09 Creative Technology Ltd Sample rate converter having distributed filtering
GB0018490D0 (en) * 2000-07-27 2000-09-13 Element 14 Inc Digital/analogue communication system
DE10205305A1 (de) * 2002-02-08 2003-08-28 Infineon Technologies Ag Taktsteuerung von Sendesignal-Verarbeitungseinrichtungen in Mobilfunk-Endeinrichtungen
GB2386806A (en) * 2002-03-22 2003-09-24 Motorola Inc Asynchronous sampling rate conversion
US7098821B2 (en) * 2003-02-14 2006-08-29 Atheros Communications, Inc. Receiving and transmitting signals having multiple modulation types using sequencing interpolator
DE102004012037B4 (de) * 2004-03-11 2009-07-30 Infineon Technologies Ag Abtastratenumsetzer
US20070061390A1 (en) * 2005-09-09 2007-03-15 Leo Bredehoft Interpolator using splines generated from an integrator stack seeded at input sample points
US7697912B2 (en) * 2005-09-22 2010-04-13 Freescale Semiconductor, Inc. Method to adjustably convert a first data signal having a first time domain to a second data signal having a second time domain
US7894560B2 (en) * 2005-09-22 2011-02-22 Freescale Semiconductor, Inc. Pilot tracking module operable to adjust interpolator sample timing within a handheld audio system
US7227478B1 (en) * 2005-12-14 2007-06-05 Sigmatel, Inc. Sample rate converter with selectable sampling rate and timing reference
CN104123943B (zh) * 2013-04-28 2017-05-31 安凯(广州)微电子技术有限公司 一种音频信号重采样的方法和装置
US9947362B1 (en) * 2016-06-25 2018-04-17 Seagate Technology Llc Asynchronous interference cancellation

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US3023277A (en) * 1957-09-19 1962-02-27 Bell Telephone Labor Inc Reduction of sampling rate in pulse code transmission
US3639848A (en) * 1970-02-20 1972-02-01 Electronic Communications Transverse digital filter
NL179620C (nl) * 1975-05-29 1986-10-01 Philips Nv Niet-recursief, interpolerend, digitaal filter.

Also Published As

Publication number Publication date
EP0084945A2 (de) 1983-08-03
JPS58154943A (ja) 1983-09-14
US4460890A (en) 1984-07-17
EP0084945A3 (en) 1984-07-11
ATE29938T1 (de) 1987-10-15
EP0084945B1 (de) 1987-09-23
CA1193014A (en) 1985-09-03
JPH0439811B2 (de) 1992-06-30

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