DE3484701D1 - Digitale signalverarbeitungseinrichtung mit einem digitalen filter. - Google Patents

Digitale signalverarbeitungseinrichtung mit einem digitalen filter.

Info

Publication number
DE3484701D1
DE3484701D1 DE8484111952T DE3484701T DE3484701D1 DE 3484701 D1 DE3484701 D1 DE 3484701D1 DE 8484111952 T DE8484111952 T DE 8484111952T DE 3484701 T DE3484701 T DE 3484701T DE 3484701 D1 DE3484701 D1 DE 3484701D1
Authority
DE
Germany
Prior art keywords
processing device
signal processing
digital
digital signal
filter
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 - Fee Related
Application number
DE8484111952T
Other languages
English (en)
Inventor
Yasuharu Tomimitsu
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.)
NEC Corp
Original Assignee
NEC 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
Priority claimed from JP18654583A external-priority patent/JPS6077542A/ja
Priority claimed from JP1640284A external-priority patent/JPS60160720A/ja
Application filed by NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE3484701D1 publication Critical patent/DE3484701D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H03H17/0607—Non-recursive filters comprising a ROM addressed by the input data signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0248—Filters characterised by a particular frequency response or filtering method
    • H03H17/0264—Filter sets with mutual related characteristics
    • H03H17/0273—Polyphase filters
    • H03H17/0275—Polyphase filters comprising non-recursive filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0248—Filters characterised by a particular frequency response or filtering method
    • H03H17/0264—Filter sets with mutual related characteristics
    • H03H17/0273—Polyphase filters
    • H03H17/0275—Polyphase filters comprising non-recursive filters
    • H03H17/0276—Polyphase filters comprising non-recursive filters having two phases
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0283—Filters characterised by the filter structure
    • H03H17/0292—Time multiplexed filters; Time sharing filters
    • 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
    • H03H17/0635—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies
    • H03H17/065—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer
    • H03H17/0657—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer where the output-delivery frequency is higher than the input sampling frequency, i.e. interpolation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H2218/00—Indexing scheme relating to details of digital filters
    • H03H2218/06—Multiple-input, multiple-output [MIMO]; Multiple-input, single-output [MISO]
DE8484111952T 1983-10-05 1984-10-05 Digitale signalverarbeitungseinrichtung mit einem digitalen filter. Expired - Fee Related DE3484701D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP18654583A JPS6077542A (ja) 1983-10-05 1983-10-05 デイジタル信号処理装置
JP1640284A JPS60160720A (ja) 1984-01-31 1984-01-31 半導体装置

Publications (1)

Publication Number Publication Date
DE3484701D1 true DE3484701D1 (de) 1991-07-18

Family

ID=26352745

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484111952T Expired - Fee Related DE3484701D1 (de) 1983-10-05 1984-10-05 Digitale signalverarbeitungseinrichtung mit einem digitalen filter.

Country Status (3)

Country Link
US (1) US4777612A (de)
EP (1) EP0137464B1 (de)
DE (1) DE3484701D1 (de)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2181008B (en) * 1985-09-25 1989-09-20 Sony Corp Infinite impulse response filters
GB2181318B (en) * 1985-10-04 1989-12-28 Sony Corp Two-dimensional finite impulse response filters
DE3705209A1 (de) * 1987-02-19 1988-09-01 Ant Nachrichtentech Nichtrekursives halb-band-filter
US4852035A (en) * 1987-07-06 1989-07-25 The Grass Valley Group, Inc. Simple coefficient half-bandwidth digital filter for video data compression
JPH01248816A (ja) * 1988-03-30 1989-10-04 Toshiba Corp デジタルフィルタ
JP2870756B2 (ja) * 1988-04-20 1999-03-17 株式会社リコー 空間フィルタ画像処理装置
JPH0828649B2 (ja) * 1989-02-16 1996-03-21 日本電気株式会社 ディジタルフィルタ
US5034907A (en) * 1989-09-12 1991-07-23 North American Philips Corporation Dynamically configurable signal processor and processor arrangement
US5153846A (en) * 1990-07-30 1992-10-06 At&T Bell Laboratories Digital shift register using random access memory
ES2083445T3 (es) * 1990-09-18 1996-04-16 Alcatel Nv Circuito diezmador de varios canales.
JPH0821833B2 (ja) * 1992-07-28 1996-03-04 インターナショナル・ビジネス・マシーンズ・コーポレイション ディジタルオーディオ情報をフィルタする回路及びフィルタされたディジタル信号を生成する方法
US5548542A (en) * 1992-08-14 1996-08-20 Harris Corporation Half-band filter and method
US5323157A (en) * 1993-01-15 1994-06-21 Motorola, Inc. Sigma-delta digital-to-analog converter with reduced noise
KR100299399B1 (ko) * 1993-03-23 2001-10-22 이데이 노부유끼 레이트변환기및이를구비한촬상장치
GB9403724D0 (en) * 1994-02-25 1994-04-13 Texas Instruments Ltd A method and apparatus for receiving a data signal and a digital filter circuit
US5831879A (en) * 1994-12-22 1998-11-03 Harris Corporation Digital transmit filter
US5751862A (en) * 1996-05-08 1998-05-12 Xerox Corporation Self-timed two-dimensional filter
US5835630A (en) * 1996-05-08 1998-11-10 Xerox Corporation Modular time-varying two-dimensional filter
US6266379B1 (en) 1997-06-20 2001-07-24 Massachusetts Institute Of Technology Digital transmitter with equalization
DE19742599B4 (de) * 1997-09-26 2006-06-14 Micronas Gmbh Filter zur Zeitmultiplexfilterung mehrerer Datenfolgen und Betriebsverfahren dafür
US6233598B1 (en) * 1998-09-11 2001-05-15 International Business Machines Corporation Interleaved finite impulse response (FIR) filter functions for servo and data detection in a direct access storage device (DASD)
FR2785747B1 (fr) * 1998-11-09 2004-02-13 Commissariat Energie Atomique Filtre numerique a architecture parallele et recepteur de signaux a etalement de spectre utilisant un tel filtre
US6532273B1 (en) * 1998-11-19 2003-03-11 Agere Systems Inc. Efficient polyphase decimation filter
US6584102B1 (en) 1998-12-21 2003-06-24 At&T Corp. Communication network apparatus and method
US7107302B1 (en) * 1999-05-12 2006-09-12 Analog Devices, Inc. Finite impulse response filter algorithm for implementation on digital signal processor having dual execution units
US6859872B1 (en) 1999-05-12 2005-02-22 Analog Devices, Inc. Digital signal processor computation core with pipeline having memory access stages and multiply accumulate stages positioned for efficient operation
US6820189B1 (en) 1999-05-12 2004-11-16 Analog Devices, Inc. Computation core executing multiple operation DSP instructions and micro-controller instructions of shorter length without performing switch operation
US7111155B1 (en) 1999-05-12 2006-09-19 Analog Devices, Inc. Digital signal processor computation core with input operand selection from operand bus for dual operations
EP1160976B1 (de) * 1999-12-16 2007-09-05 Seiko Epson Corporation Nichtzyklischer digitaler filter, und funkempfangsgerät mit dem filter
US20020049798A1 (en) * 2000-10-24 2002-04-25 Minsheng Wang Adder-saving implementation of digital interpolation/decimation fir filter
US7490275B2 (en) 2001-02-02 2009-02-10 Rambus Inc. Method and apparatus for evaluating and optimizing a signaling system
US6792037B2 (en) * 2002-02-28 2004-09-14 Interdigital Technology Corporation Apparatus and method of searching for known sequences
US7126378B2 (en) 2003-12-17 2006-10-24 Rambus, Inc. High speed signaling system with adaptive transmit pre-emphasis
US7747666B2 (en) * 2004-08-09 2010-06-29 L-3 Communications Corporation Parallel filter realization for wideband programmable digital radios
EP1892834A1 (de) * 2006-08-23 2008-02-27 Sony Deutschland GmbH FIR-Filterverfahren und FIR-Filteranordnung
KR101050108B1 (ko) * 2009-03-18 2011-07-19 전자부품연구원 저 복잡도 유한 임펄스 응답 필터의 필터링 방법, 장치 및 그 기록매체
JP6197347B2 (ja) * 2013-04-24 2017-09-20 セイコーエプソン株式会社 電子機器及び物理量検出装置
KR102063557B1 (ko) * 2013-05-14 2020-01-09 한국전자통신연구원 시간할당 알고리즘 기반의 인터폴레이션 필터

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3883727A (en) * 1972-07-05 1975-05-13 Richard L Stuart Multilevel digital filter
FR2258060B1 (de) * 1973-12-28 1978-09-08 Ibm France
US4011438A (en) * 1975-12-17 1977-03-08 Motorola, Inc. Simplified digital moving target indicator filter
NL178640C (nl) * 1976-07-12 1986-04-16 Philips Nv Digitale signaalbewerkingsinrichting.
JPS5698022A (en) * 1980-01-07 1981-08-07 Nec Corp Difference coefficient digital filter
JPS56147260A (en) * 1980-04-18 1981-11-16 Nec Corp Lsi for digital signal processing
EP0048475B1 (de) * 1980-09-24 1986-01-22 Kabushiki Kaisha Toshiba Transversalentzerrer
US4393456A (en) * 1981-03-19 1983-07-12 Bell Telephone Laboratories, Incorporated Digital filter bank
DE3370280D1 (en) * 1982-12-27 1987-04-23 Toshiba Kk Superposed image display device
EP0131641B1 (de) * 1983-07-14 1988-10-12 ANT Nachrichtentechnik GmbH Verfahren zur Anpassung von zwei Systemen mit unterschiedlicher Abtastrate

Also Published As

Publication number Publication date
EP0137464A3 (en) 1986-11-26
EP0137464A2 (de) 1985-04-17
US4777612A (en) 1988-10-11
EP0137464B1 (de) 1991-06-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee