KR101162649B1 - 가변적 크기의 고속 직교 변환을 구현하기 위한 방법 및장치 - Google Patents

가변적 크기의 고속 직교 변환을 구현하기 위한 방법 및장치 Download PDF

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KR101162649B1
KR101162649B1 KR1020077003027A KR20077003027A KR101162649B1 KR 101162649 B1 KR101162649 B1 KR 101162649B1 KR 1020077003027 A KR1020077003027 A KR 1020077003027A KR 20077003027 A KR20077003027 A KR 20077003027A KR 101162649 B1 KR101162649 B1 KR 101162649B1
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butterfly
unit
architecture
stage
calculation
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KR1020077003027A
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KR20070060074A (ko
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도론 솔로몬
길라드 가론
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아속스 리미티드
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Priority claimed from US11/071,340 external-priority patent/US7568059B2/en
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
    • G06F17/141—Discrete Fourier transforms
    • G06F17/142—Fast Fourier transforms, e.g. using a Cooley-Tukey type algorithm
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms

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  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Algebra (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Discrete Mathematics (AREA)
  • Complex Calculations (AREA)
KR1020077003027A 2004-07-08 2005-07-08 가변적 크기의 고속 직교 변환을 구현하기 위한 방법 및장치 KR101162649B1 (ko)

Applications Claiming Priority (13)

Application Number Priority Date Filing Date Title
US58639104P 2004-07-08 2004-07-08
US58638904P 2004-07-08 2004-07-08
US58639004P 2004-07-08 2004-07-08
US58635304P 2004-07-08 2004-07-08
US60/586,391 2004-07-08
US60/586,353 2004-07-08
US60/586,390 2004-07-08
US60/586,389 2004-07-08
US60425804P 2004-08-25 2004-08-25
US60/604,258 2004-08-25
US11/071,340 2005-03-03
US11/071,340 US7568059B2 (en) 2004-07-08 2005-03-03 Low-power reconfigurable architecture for simultaneous implementation of distinct communication standards
PCT/US2005/024063 WO2006014528A1 (en) 2004-07-08 2005-07-08 A method of and apparatus for implementing fast orthogonal transforms of variable size

Publications (2)

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KR20070060074A KR20070060074A (ko) 2007-06-12
KR101162649B1 true KR101162649B1 (ko) 2012-07-06

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KR1020077003027A KR101162649B1 (ko) 2004-07-08 2005-07-08 가변적 크기의 고속 직교 변환을 구현하기 위한 방법 및장치

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EP (1) EP1769391A1 (ja)
JP (1) JP2008506191A (ja)
KR (1) KR101162649B1 (ja)
AU (1) AU2005269896A1 (ja)
CA (1) CA2563450A1 (ja)
WO (1) WO2006014528A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200062773A (ko) * 2018-11-27 2020-06-04 한국항공대학교산학협력단 레이다 응용을 위한 이중 완전 셔플 네트워크 기반 가변 푸리에 변환 장치 및 방법

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JP5131346B2 (ja) * 2008-03-03 2013-01-30 富士通株式会社 無線通信装置
FR2935819B1 (fr) * 2008-09-05 2010-09-10 Commissariat Energie Atomique Dispositif de traitement numerique pour transformee de fourier et filtrage a reponse impulsionnelle finie
CN102737007B (zh) * 2011-04-07 2015-01-28 中兴通讯股份有限公司 一种支持多个数据单元任意置换的方法和装置
WO2013042249A1 (ja) * 2011-09-22 2013-03-28 富士通株式会社 高速フーリエ変換回路
JPWO2013042249A1 (ja) * 2011-09-22 2015-03-26 富士通株式会社 高速フーリエ変換回路
KR101275087B1 (ko) 2011-10-28 2013-06-17 (주)에프씨아이 오에프디엠 수신기
WO2014013726A1 (ja) * 2012-07-18 2014-01-23 日本電気株式会社 Ｆｆｔ回路
WO2015011874A1 (ja) 2013-07-23 2015-01-29 日本電気株式会社 デジタルフィルタ装置、デジタルフィルタ処理方法及びデジタルフィルタプログラムが記憶された記憶媒体
US9880975B2 (en) 2013-12-13 2018-01-30 Nec Corporation Digital filter device, digital filter processing method, and storage medium having digital filter program stored thereon
GB2548908B (en) * 2016-04-01 2019-01-30 Advanced Risc Mach Ltd Complex multiply instruction
CN113111300B (zh) * 2020-01-13 2022-06-03 上海大学 具有优化资源消耗的定点fft实现系统
WO2021157172A1 (ja) * 2020-02-06 2021-08-12 三菱電機株式会社 複素乗算回路

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6237012B1 (en) 1997-11-07 2001-05-22 Matsushita Electric Industrial Co., Ltd. Orthogonal transform apparatus

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KR890702151A (ko) * 1987-08-21 1989-12-23 앨프리드 퍼어내트 변환 프로세싱 회로
US5293330A (en) * 1991-11-08 1994-03-08 Communications Satellite Corporation Pipeline processor for mixed-size FFTs
US6098088A (en) * 1995-11-17 2000-08-01 Teracom Ab Real-time pipeline fast fourier transform processors
US6003056A (en) * 1997-01-06 1999-12-14 Auslander; Lewis Dimensionless fast fourier transform method and apparatus
US6061705A (en) * 1998-01-21 2000-05-09 Telefonaktiebolaget Lm Ericsson Power and area efficient fast fourier transform processor
JP2001156644A (ja) * 1999-11-29 2001-06-08 Fujitsu Ltd 直交変換装置
JP3846197B2 (ja) * 2001-01-19 2006-11-15 ソニー株式会社 演算システム
US20030055861A1 (en) * 2001-09-18 2003-03-20 Lai Gary N. Multipler unit in reconfigurable chip
JP4546711B2 (ja) * 2002-10-07 2010-09-15 パナソニック株式会社 通信装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6237012B1 (en) 1997-11-07 2001-05-22 Matsushita Electric Industrial Co., Ltd. Orthogonal transform apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200062773A (ko) * 2018-11-27 2020-06-04 한국항공대학교산학협력단 레이다 응용을 위한 이중 완전 셔플 네트워크 기반 가변 푸리에 변환 장치 및 방법
KR102155770B1 (ko) 2018-11-27 2020-09-14 한국항공대학교산학협력단 레이다 응용을 위한 이중 완전 셔플 네트워크 기반 가변 푸리에 변환 장치 및 방법

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CA2563450A1 (en) 2006-02-09
JP2008506191A (ja) 2008-02-28
EP1769391A1 (en) 2007-04-04
WO2006014528A1 (en) 2006-02-09
KR20070060074A (ko) 2007-06-12
AU2005269896A1 (en) 2006-02-09

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