CN1171414C - 变型快速卷积算法的减小复杂性和增大灵活性技术 - Google Patents

变型快速卷积算法的减小复杂性和增大灵活性技术 Download PDF

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CN1171414C
CN1171414C CNB998138991A CN99813899A CN1171414C CN 1171414 C CN1171414 C CN 1171414C CN B998138991 A CNB998138991 A CN B998138991A CN 99813899 A CN99813899 A CN 99813899A CN 1171414 C CN1171414 C CN 1171414C
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China
Prior art keywords
frequency components
frequency
components
idft
fourier transform
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Expired - Fee Related
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CNB998138991A
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Chinese (zh)
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CN1328732A (zh
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R����˹�ն�
R·赫尔贝里
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Telefonaktiebolaget LM Ericsson AB
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Telefonaktiebolaget LM Ericsson AB
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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/23—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using convolutional codes, e.g. unit memory codes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0211—Frequency selective networks using specific transformation algorithms, e.g. WALSH functions, Fermat transforms, Mersenne transforms, polynomial transforms, Hilbert transforms
    • H03H17/0213—Frequency domain filters using Fourier transforms

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  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computing Systems (AREA)
  • Computer Hardware Design (AREA)
  • Probability & Statistics with Applications (AREA)
  • Complex Calculations (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CNB998138991A 1998-09-30 1999-09-24 变型快速卷积算法的减小复杂性和增大灵活性技术 Expired - Fee Related CN1171414C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/163,298 US6247035B1 (en) 1998-09-30 1998-09-30 Reduced complexity and increased flexibility modified fast convolution algorithm
US09/163,298 1998-09-30

Publications (2)

Publication Number Publication Date
CN1328732A CN1328732A (zh) 2001-12-26
CN1171414C true CN1171414C (zh) 2004-10-13

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CNB998138991A Expired - Fee Related CN1171414C (zh) 1998-09-30 1999-09-24 变型快速卷积算法的减小复杂性和增大灵活性技术

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Country Link
US (1) US6247035B1 (enExample)
EP (1) EP1114537B1 (enExample)
JP (1) JP4384816B2 (enExample)
KR (1) KR20010075519A (enExample)
CN (1) CN1171414C (enExample)
CA (1) CA2344634A1 (enExample)
DE (1) DE69926382T2 (enExample)
TW (1) TW472198B (enExample)
WO (1) WO2000019654A1 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010012214A (ko) * 1998-03-04 2001-02-15 요트.게.아. 롤페즈 워터마크 검출 방법 및 장치
US6611855B1 (en) 1999-06-21 2003-08-26 Telefonaktiebolaget Lm Ericsson (Publ) Flexible and efficient channelizer architecture
FR2817100B1 (fr) * 2000-11-17 2003-08-22 Cit Alcatel Procede pour optimiser les performances d'un emetteur pour systeme de radiocommunications mobiles
CA2375823A1 (en) * 2002-03-11 2003-09-11 Catena Networks Canada Inc. Improved equalization scheme for adsl receivers in presence of an under-sampled or over-sampled transmit ifft
AU2003214157A1 (en) * 2002-03-11 2003-09-29 Catena Networks, Inc. Equalization scheme for dsl receivers in presence of an under-sampled or over-sampled transmit idft
KR100790534B1 (ko) * 2006-08-01 2008-01-02 주식회사 몬도시스템즈 컨벌루션 중첩-보류 기법이 적용되는 신호처리 장치 및방법
EP2382747A1 (en) 2008-12-29 2011-11-02 Nxp B.V. Fractional frequency and sampling-rate change in the frequency domain
US8346091B2 (en) 2009-04-29 2013-01-01 Andrew Llc Distributed antenna system for wireless network systems
US9281801B2 (en) 2010-12-21 2016-03-08 Nec Corporation Digital filter circuit and digital filter control method
WO2014070236A1 (en) * 2012-10-31 2014-05-08 Andrew Llc Digital baseband transport in telecommunications distribution systems
CN109596649A (zh) * 2018-11-29 2019-04-09 昆明理工大学 一种基于卷积网络耦合微合金元素对主元素浓度影响的方法及装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0620855B2 (ja) * 1984-07-31 1994-03-23 ヤマハ発動機株式会社 自動四輪車
GB9104186D0 (en) 1991-02-28 1991-04-17 British Aerospace Apparatus for and method of digital signal processing
US5270953A (en) 1991-05-23 1993-12-14 Rockwell International Corporation Fast convolution multiplier
US5535240A (en) 1993-10-29 1996-07-09 Airnet Communications Corporation Transceiver apparatus employing wideband FFT channelizer and inverse FFT combiner for multichannel communication network
US5485395A (en) * 1994-02-14 1996-01-16 Brigham Young University Method for processing sampled data signals
US5583792A (en) * 1994-05-27 1996-12-10 San-Qi Li Method and apparatus for integration of traffic measurement and queueing performance evaluation in a network system
US5794046A (en) * 1994-09-29 1998-08-11 International Business Machines Corporation Method and system for debugging parallel and distributed applications
US5930231A (en) * 1995-06-30 1999-07-27 Scientific-Atlanta, Inc. Block spectrum receiver for a broadband communications system
US5890106A (en) * 1996-03-19 1999-03-30 Dolby Laboratories Licensing Corporation Analysis-/synthesis-filtering system with efficient oddly-stacked singleband filter bank using time-domain aliasing cancellation

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Publication number Publication date
WO2000019654A1 (en) 2000-04-06
KR20010075519A (ko) 2001-08-09
DE69926382T2 (de) 2006-04-27
DE69926382D1 (de) 2005-09-01
JP2002526977A (ja) 2002-08-20
EP1114537B1 (en) 2005-07-27
CA2344634A1 (en) 2000-04-06
TW472198B (en) 2002-01-11
JP4384816B2 (ja) 2009-12-16
CN1328732A (zh) 2001-12-26
EP1114537A1 (en) 2001-07-11
US6247035B1 (en) 2001-06-12

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