DE69829263D1 - Digitales Filter, Verfahren zur digitalen Signalverarbeitung und Kommunikationsgerät - Google Patents

Digitales Filter, Verfahren zur digitalen Signalverarbeitung und Kommunikationsgerät

Info

Publication number
DE69829263D1
DE69829263D1 DE69829263T DE69829263T DE69829263D1 DE 69829263 D1 DE69829263 D1 DE 69829263D1 DE 69829263 T DE69829263 T DE 69829263T DE 69829263 T DE69829263 T DE 69829263T DE 69829263 D1 DE69829263 D1 DE 69829263D1
Authority
DE
Germany
Prior art keywords
communication device
signal processing
digital
digital signal
digital 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 - Lifetime
Application number
DE69829263T
Other languages
English (en)
Other versions
DE69829263T2 (de
Inventor
Hiroki Shinde
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.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69829263D1 publication Critical patent/DE69829263D1/de
Application granted granted Critical
Publication of DE69829263T2 publication Critical patent/DE69829263T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0223—Computation saving measures; Accelerating measures
    • H03H17/0225—Measures concerning the multipliers
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Dc Digital Transmission (AREA)
DE69829263T 1997-12-20 1998-12-16 Digitales Filter, Verfahren zur digitalen Signalverarbeitung und Kommunikationsgerät Expired - Lifetime DE69829263T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP36528797 1997-12-20
JP36528797 1997-12-20
JP34576698 1998-12-04
JP10345766A JPH11239040A (ja) 1997-12-20 1998-12-04 ディジタルフィルタおよび通信装置

Publications (2)

Publication Number Publication Date
DE69829263D1 true DE69829263D1 (de) 2005-04-14
DE69829263T2 DE69829263T2 (de) 2005-07-28

Family

ID=26578099

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69829263T Expired - Lifetime DE69829263T2 (de) 1997-12-20 1998-12-16 Digitales Filter, Verfahren zur digitalen Signalverarbeitung und Kommunikationsgerät

Country Status (5)

Country Link
US (1) US6192386B1 (de)
EP (1) EP0924858B1 (de)
JP (1) JPH11239040A (de)
KR (1) KR100363647B1 (de)
DE (1) DE69829263T2 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3414336B2 (ja) * 1999-11-04 2003-06-09 日本電気株式会社 Ｆｉｒフィルタ、ランプアップ・ランプダウン回路
US6581081B1 (en) * 2000-01-24 2003-06-17 3Com Corporation Adaptive size filter for efficient computation of wavelet packet trees
KR100362396B1 (ko) * 2000-06-30 2002-11-23 삼성전자 주식회사 시분할 다중 방식을 이용한 판단 반송 등화기용 필터
US6996593B2 (en) * 2000-10-23 2006-02-07 Canon Kabushiki Kaisha Filter processing apparatus and its control method, program, and storage medium
JP3415579B2 (ja) * 2000-11-09 2003-06-09 松下電器産業株式会社 マッチドフィルタおよび相関検出演算方法
KR100497351B1 (ko) 2001-02-08 2005-06-23 삼성전자주식회사 시분할 다중화에 따른 위상 불일치 보상 장치 및 방법
US20020163959A1 (en) * 2001-03-12 2002-11-07 Haddad Khalil Camille Shortening impulse reponse fliter (SIRF) and design technique therefor
US7170922B2 (en) * 2001-05-18 2007-01-30 Sanyo Electric Co., Ltd. Transmission timing control device, digital roll-off filter, and mobile radio terminal for digital radio communication
US6792037B2 (en) 2002-02-28 2004-09-14 Interdigital Technology Corporation Apparatus and method of searching for known sequences
JP3899966B2 (ja) * 2002-03-14 2007-03-28 松下電器産業株式会社 ディジタル信号受信装置
EP1630958B1 (de) * 2004-08-27 2010-06-23 STMicroelectronics Pvt. Ltd Implementierung eines Polyphaseninterpolationsfilters mit minimalem Flächenbedarf in einer integrierten Schaltung unter Nutzung der Koeffizientensymmetrie
US7480689B2 (en) * 2004-11-19 2009-01-20 Massachusetts Institute Of Technology Systolic de-multiplexed finite impulse response filter array architecture for linear and non-linear implementations
JP5554464B2 (ja) * 2006-04-07 2014-07-23 パナソニック株式会社 フィルタ装置
US8005176B2 (en) * 2007-02-15 2011-08-23 Massachusetts Institute Of Technology Architecture for systolic nonlinear filter processors
KR100892619B1 (ko) 2007-11-21 2009-04-09 두원공과대학산학협력단 시분할 필터링하는 방법을 이용한 이동통신 중계기용채널주파수의 디지털 필터 장치
CN102739196B (zh) * 2012-07-18 2014-12-10 武汉邮电科学研究院 多通道并行输入输出数字平滑滤波器及其实现方法
US9484889B2 (en) * 2013-01-16 2016-11-01 Perceptia Devices, Inc. Delay fabric apparatus and delay line
US11032167B2 (en) 2019-06-14 2021-06-08 Apple Inc. Precursor rejection filter
CN113783549A (zh) * 2021-09-10 2021-12-10 上海大学 一种插值滤波方法和插值滤波装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55109024A (en) 1979-02-13 1980-08-21 Fujitsu Ltd Digital filter
JPH0611098B2 (ja) 1984-10-31 1994-02-09 ソニー株式会社 デイジタルフイルタ
GB2241853A (en) * 1990-03-08 1991-09-11 British Aerospace Digital signal processing apparatus comprising architectures for digital multiplexing and demultiplexing.
JPH0435213A (ja) * 1990-05-28 1992-02-06 Hitachi Ltd フィルタ回路
JPH05235699A (ja) * 1992-02-24 1993-09-10 Kenwood Corp サンプリング周波数変換装置
GB9205614D0 (en) * 1992-03-14 1992-04-29 Innovision Ltd Sample rate converter suitable for converting between digital video formats
DE4423224C2 (de) * 1994-07-01 1998-02-26 Harris Corp Videosignal-Dekoder und Verfahren zur Dekodierung von Videosignalen
EP0695032B1 (de) * 1994-07-25 2001-11-07 Matsushita Electric Industrial Co., Ltd. Digital/Digital-Abtastratenumsetzer
JP3322030B2 (ja) 1994-09-13 2002-09-09 ソニー株式会社 サンプリングレート変換装置
JPH08162906A (ja) 1994-11-30 1996-06-21 Canon Inc ディジタル信号処理装置
US6134569A (en) * 1997-01-30 2000-10-17 Sharp Laboratories Of America, Inc. Polyphase interpolator/decimator using continuous-valued, discrete-time signal processing

Also Published As

Publication number Publication date
US6192386B1 (en) 2001-02-20
EP0924858A2 (de) 1999-06-23
KR19990063251A (ko) 1999-07-26
JPH11239040A (ja) 1999-08-31
EP0924858B1 (de) 2005-03-09
EP0924858A3 (de) 2001-06-06
DE69829263T2 (de) 2005-07-28
KR100363647B1 (ko) 2003-01-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP