NL8001559A - Werkwijze en inrichting voor het berekenen van de discrete fourier transformatie met behulp van twee circulaire filters. - Google Patents

Werkwijze en inrichting voor het berekenen van de discrete fourier transformatie met behulp van twee circulaire filters. Download PDF

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Publication number
NL8001559A
NL8001559A NL8001559A NL8001559A NL8001559A NL 8001559 A NL8001559 A NL 8001559A NL 8001559 A NL8001559 A NL 8001559A NL 8001559 A NL8001559 A NL 8001559A NL 8001559 A NL8001559 A NL 8001559A
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Netherlands
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data
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NL8001559A
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English (en)
Dutch (nl)
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Philips Nv
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.)
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Publication date
Application filed by Philips Nv filed Critical Philips Nv
Priority to NL8001559A priority Critical patent/NL8001559A/nl
Priority to EP81200209A priority patent/EP0037130B1/en
Priority to DE8181200209T priority patent/DE3174923D1/de
Priority to CA000372867A priority patent/CA1159570A/en
Priority to AU68331/81A priority patent/AU546485B2/en
Priority to US06/243,228 priority patent/US4435774A/en
Priority to JP3599481A priority patent/JPS56143081A/ja
Publication of NL8001559A publication Critical patent/NL8001559A/nl

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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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

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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)
  • Discrete Mathematics (AREA)
  • Algebra (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Complex Calculations (AREA)
NL8001559A 1980-03-17 1980-03-17 Werkwijze en inrichting voor het berekenen van de discrete fourier transformatie met behulp van twee circulaire filters. NL8001559A (nl)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NL8001559A NL8001559A (nl) 1980-03-17 1980-03-17 Werkwijze en inrichting voor het berekenen van de discrete fourier transformatie met behulp van twee circulaire filters.
EP81200209A EP0037130B1 (en) 1980-03-17 1981-02-23 Arrangement for calculating the discrete fourier transform by means of two circular convolutions
DE8181200209T DE3174923D1 (en) 1980-03-17 1981-02-23 Arrangement for calculating the discrete fourier transform by means of two circular convolutions
CA000372867A CA1159570A (en) 1980-03-17 1981-03-12 Method of and arrangement for calculating the discrete fourier transform by means of two circular convolutions
AU68331/81A AU546485B2 (en) 1980-03-17 1981-03-13 Calculating the discrete fourier transform by means of two circular convolutions
US06/243,228 US4435774A (en) 1980-03-17 1981-03-13 Method of and arrangement for calculating the discrete Fourier transform by means of two circular convolutions
JP3599481A JPS56143081A (en) 1980-03-17 1981-03-14 Method and device for converting fourier series data

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8001559 1980-03-17
NL8001559A NL8001559A (nl) 1980-03-17 1980-03-17 Werkwijze en inrichting voor het berekenen van de discrete fourier transformatie met behulp van twee circulaire filters.

Publications (1)

Publication Number Publication Date
NL8001559A true NL8001559A (nl) 1981-10-16

Family

ID=19835005

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8001559A NL8001559A (nl) 1980-03-17 1980-03-17 Werkwijze en inrichting voor het berekenen van de discrete fourier transformatie met behulp van twee circulaire filters.

Country Status (7)

Country Link
US (1) US4435774A (enExample)
EP (1) EP0037130B1 (enExample)
JP (1) JPS56143081A (enExample)
AU (1) AU546485B2 (enExample)
CA (1) CA1159570A (enExample)
DE (1) DE3174923D1 (enExample)
NL (1) NL8001559A (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4587626A (en) * 1981-10-13 1986-05-06 Trw Inc. Sum and difference conjugate discrete Fourier transform
CA1200910A (en) * 1981-12-29 1986-02-18 Toshiaki Yamada Terminal device for editing document and communicating data
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
FR2568036B1 (fr) * 1984-07-20 1989-06-02 Thomson Csf Circuit de calcul
US5477465A (en) * 1993-08-31 1995-12-19 Talx Corporation Multi-frequency receiver with arbitrary center frequencies
US5987005A (en) * 1997-07-02 1999-11-16 Telefonaktiebolaget Lm Ericsson Method and apparatus for efficient computation of discrete fourier transform (DFT) and inverse discrete fourier transform
US6208946B1 (en) * 1997-09-30 2001-03-27 Advantest Corp. High speed fourier transform apparatus
JP6662627B2 (ja) 2014-12-16 2020-03-11 ジーイー グローバル ソーシング エルエルシーＧＥ Ｇｌｏｂａｌ Ｓｏｕｒｃｉｎｇ ＬＬＣ エンジンのシリンダの失火を検出するシステム

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4282579A (en) 1979-10-22 1981-08-04 The United States Of America As Represented By The Secretary Of The Navy Discrete Fourier transform system using the dual chirp-Z transform

Also Published As

Publication number Publication date
AU6833181A (en) 1981-09-24
JPS6235712B2 (enExample) 1987-08-03
DE3174923D1 (en) 1986-08-21
EP0037130A1 (en) 1981-10-07
EP0037130B1 (en) 1986-07-16
CA1159570A (en) 1983-12-27
JPS56143081A (en) 1981-11-07
US4435774A (en) 1984-03-06
AU546485B2 (en) 1985-09-05

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