ATE443896T1 - Verfahren und vorrichtung zur transformationsberechnung - Google Patents

Verfahren und vorrichtung zur transformationsberechnung

Info

Publication number
ATE443896T1
ATE443896T1 AT07111255T AT07111255T ATE443896T1 AT E443896 T1 ATE443896 T1 AT E443896T1 AT 07111255 T AT07111255 T AT 07111255T AT 07111255 T AT07111255 T AT 07111255T AT E443896 T1 ATE443896 T1 AT E443896T1
Authority
AT
Austria
Prior art keywords
locations
data values
transform
determined
buffer
Prior art date
Application number
AT07111255T
Other languages
English (en)
Inventor
Per Persson
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE443896T1 publication Critical patent/ATE443896T1/de

Links

Classifications

    • 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

Landscapes

  • 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)
  • Discrete Mathematics (AREA)
  • Algebra (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Complex Calculations (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
AT07111255T 2007-06-28 2007-06-28 Verfahren und vorrichtung zur transformationsberechnung ATE443896T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP07111255A EP2009555B1 (de) 2007-06-28 2007-06-28 Verfahren und Vorrichtung zur Transformationsberechnung

Publications (1)

Publication Number Publication Date
ATE443896T1 true ATE443896T1 (de) 2009-10-15

Family

ID=39323944

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07111255T ATE443896T1 (de) 2007-06-28 2007-06-28 Verfahren und vorrichtung zur transformationsberechnung

Country Status (6)

Country Link
US (1) US8788558B2 (de)
EP (1) EP2009555B1 (de)
JP (1) JP5364703B2 (de)
AT (1) ATE443896T1 (de)
DE (1) DE602007002558D1 (de)
WO (1) WO2009000905A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8707051B2 (en) * 2011-06-03 2014-04-22 Exelis, Inc. Method and system for embedded high performance reconfigurable firmware cipher
WO2013097235A1 (zh) * 2011-12-31 2013-07-04 中国科学院自动化研究所 并行位反序装置和方法
US9098449B2 (en) 2013-03-15 2015-08-04 Analog Devices, Inc. FFT accelerator
CN104462016B (zh) * 2013-09-22 2018-06-05 南京中兴软件有限责任公司 一种矢量运算核以及矢量处理器
US20220237259A1 (en) * 2021-01-28 2022-07-28 Stmicroelectronics, Inc. Methods and devices for fast fourier transforms

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3673399A (en) * 1970-05-28 1972-06-27 Ibm Fft processor with unique addressing
US3871577A (en) * 1973-12-13 1975-03-18 Westinghouse Electric Corp Method and apparatus for addressing FFT processor
EP0855657B1 (de) * 1997-01-22 2007-03-14 Matsushita Electric Industrial Co., Ltd. System und Verfahren zur schnellen Fourier-Transformation
US6275781B1 (en) * 1997-07-29 2001-08-14 Skf Condition Monitoring, Inc. Vibration data processor and processing method
FR2772160B1 (fr) * 1997-12-08 2001-10-05 France Telecom Circuit de calcul de la transformee de fourier rapide et de la transformee de fourier rapide inverse
US6490672B1 (en) * 1998-05-18 2002-12-03 Globespanvirata, Inc. Method for computing a fast fourier transform and associated circuit for addressing a data memory
DE19906868C1 (de) * 1999-02-18 2000-05-04 Siemens Ag Verfahren und Vorrichtung zum Berechnen einer diskreten orthogonalen Transformation wie FFT oder IFFT
US6760741B1 (en) * 2000-06-05 2004-07-06 Corage Ltd. FFT pointer mechanism for FFT memory management
JP2002351858A (ja) * 2001-05-30 2002-12-06 Fujitsu Ltd 処理装置
US7340495B2 (en) * 2001-10-29 2008-03-04 Intel Corporation Superior misaligned memory load and copy using merge hardware
JP2003150576A (ja) * 2001-11-16 2003-05-23 Matsushita Electric Ind Co Ltd Ｆｆｔ演算装置およびｆｆｔ演算方法
US7275147B2 (en) * 2003-03-31 2007-09-25 Hitachi, Ltd. Method and apparatus for data alignment and parsing in SIMD computer architecture
KR100518797B1 (ko) * 2004-01-07 2005-10-05 삼성전자주식회사 처리속도가 향상된 고속 퓨리에 변환 장치 및 그의 처리방법
US7555511B2 (en) * 2004-07-02 2009-06-30 Ceva D.S.P. Ltd. Methods for addressing input data values of a Fast Fourier Transform (FFT) calculation
KR100618889B1 (ko) * 2005-02-12 2006-09-01 삼성전자주식회사 메모리 사이즈를 감소시킬 수 있는 고속 푸리에 변환 프로세서
TWI298448B (en) * 2005-05-05 2008-07-01 Ind Tech Res Inst Memory-based fast fourier transformer (fft)
WO2007127938A2 (en) * 2006-04-28 2007-11-08 Qualcomm Incorporated Multi-port mixed-radix fft
US8020075B2 (en) * 2007-03-16 2011-09-13 Apple Inc. Channel quality index feedback reduction for broadband systems
US8549059B2 (en) * 2009-01-08 2013-10-01 Texas Instruments Incorporated In-place fast fourier transform processor

Also Published As

Publication number Publication date
US20100185715A1 (en) 2010-07-22
EP2009555B1 (de) 2009-09-23
WO2009000905A1 (en) 2008-12-31
JP2010531504A (ja) 2010-09-24
JP5364703B2 (ja) 2013-12-11
DE602007002558D1 (de) 2009-11-05
US8788558B2 (en) 2014-07-22
EP2009555A1 (de) 2008-12-31

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