ES517584A0 - Un circuito electronico para realizar una transformada de fourier discreta (dft). - Google Patents

Un circuito electronico para realizar una transformada de fourier discreta (dft).

Info

Publication number
ES517584A0
ES517584A0 ES517584A ES517584A ES517584A0 ES 517584 A0 ES517584 A0 ES 517584A0 ES 517584 A ES517584 A ES 517584A ES 517584 A ES517584 A ES 517584A ES 517584 A0 ES517584 A0 ES 517584A0
Authority
ES
Spain
Prior art keywords
dft
perform
fourier transform
electronic circuit
discrete fourier
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.)
Granted
Application number
ES517584A
Other languages
English (en)
Other versions
ES8402095A1 (es
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES8402095A1 publication Critical patent/ES8402095A1/es
Publication of ES517584A0 publication Critical patent/ES517584A0/es
Granted legal-status Critical Current

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
    • G06F17/144—Prime factor Fourier transforms, e.g. Winograd transforms, number theoretic transforms

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)
ES517584A 1981-11-24 1982-11-23 Un circuito electronico para realizar una transformada de fourier discreta (dft). Granted ES517584A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08135328A GB2109962B (en) 1981-11-24 1981-11-24 Discrete fourier transform circuit

Publications (2)

Publication Number Publication Date
ES8402095A1 ES8402095A1 (es) 1984-01-01
ES517584A0 true ES517584A0 (es) 1984-01-01

Family

ID=10526093

Family Applications (1)

Application Number Title Priority Date Filing Date
ES517584A Granted ES517584A0 (es) 1981-11-24 1982-11-23 Un circuito electronico para realizar una transformada de fourier discreta (dft).

Country Status (5)

Country Link
EP (1) EP0080266B1 (es)
AU (1) AU9070182A (es)
DE (1) DE3275876D1 (es)
ES (1) ES517584A0 (es)
GB (1) GB2109962B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4646256A (en) * 1984-03-19 1987-02-24 The Board Of Trustees Of The Leland Stanford Junior University Computer and method for the discrete bracewell transform
DE19623365A1 (de) * 1996-06-12 1997-12-18 Daimler Benz Ag Verfahren und Anordnung zur Transformation einer Eingangsvariablen
US6735610B1 (en) 1999-04-29 2004-05-11 Walter E. Pelton Apparatus, methods, and computer program products for determining the coefficients of a function with decreased latency
US6922712B2 (en) 2000-02-26 2005-07-26 Walter E. Pelton Apparatus, methods, and computer program products for accurately determining the coefficients of a function
WO2001095142A2 (en) * 2000-06-09 2001-12-13 Pelton Walter E Methods for reducing the number of computations in a discrete fourier transform
US6952710B2 (en) 2000-06-09 2005-10-04 Walter Eugene Pelton Apparatus, methods and computer program products for performing high speed division calculations
GB2515793A (en) * 2013-07-04 2015-01-07 Aptcore Ltd Signal processing apparatus

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4023028A (en) * 1974-08-20 1977-05-10 The United States Of America As Represented By The Secretary Of The Navy Method and apparatus for computing the discrete Fourier transform recursively
US4199660A (en) * 1977-11-07 1980-04-22 Communications Satellite Corporation FDM/TDM Transmultiplexer

Also Published As

Publication number Publication date
AU9070182A (en) 1983-06-02
GB2109962B (en) 1985-11-27
GB2109962A (en) 1983-06-08
ES8402095A1 (es) 1984-01-01
DE3275876D1 (en) 1987-04-30
EP0080266B1 (en) 1987-03-25
EP0080266A2 (en) 1983-06-01
EP0080266A3 (en) 1984-11-14

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19971001