FR2316663A1 - Unite arithmetique et plus particulierement unite arithmetique de traitement de transformee de fourier rapide - Google Patents

Unite arithmetique et plus particulierement unite arithmetique de traitement de transformee de fourier rapide

Info

Publication number
FR2316663A1
FR2316663A1 FR7618711A FR7618711A FR2316663A1 FR 2316663 A1 FR2316663 A1 FR 2316663A1 FR 7618711 A FR7618711 A FR 7618711A FR 7618711 A FR7618711 A FR 7618711A FR 2316663 A1 FR2316663 A1 FR 2316663A1
Authority
FR
France
Prior art keywords
arithmetic unit
fourier transformation
transformation treatment
quick fourier
quick
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
FR7618711A
Other languages
English (en)
French (fr)
Other versions
FR2316663B1 (enExample
Inventor
Kunihiko Niwa
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.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Publication of FR2316663A1 publication Critical patent/FR2316663A1/fr
Application granted granted Critical
Publication of FR2316663B1 publication Critical patent/FR2316663B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G06F17/142—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)
FR7618711A 1975-06-20 1976-06-18 Unite arithmetique et plus particulierement unite arithmetique de traitement de transformee de fourier rapide Granted FR2316663A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50076216A JPS593790B2 (ja) 1975-06-20 1975-06-20 Ｆｆｔ エンサンシヨリソウチ

Publications (2)

Publication Number Publication Date
FR2316663A1 true FR2316663A1 (fr) 1977-01-28
FR2316663B1 FR2316663B1 (enExample) 1980-06-06

Family

ID=13598969

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7618711A Granted FR2316663A1 (fr) 1975-06-20 1976-06-18 Unite arithmetique et plus particulierement unite arithmetique de traitement de transformee de fourier rapide

Country Status (4)

Country Link
US (1) US4058715A (enExample)
JP (1) JPS593790B2 (enExample)
DE (1) DE2627405C3 (enExample)
FR (1) FR2316663A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4510792A (en) * 1982-08-27 1985-04-16 Compagnie Industrielle Des Telecommunications Cita-Alcatel Apparatus for measuring and displaying leakage rates in a tracer gas leakage detector
FR2596892A1 (fr) * 1986-04-04 1987-10-09 Jutand Francis Circuit pour effectuer une transformation lineaire sur un signal numerique

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4486850A (en) * 1974-11-11 1984-12-04 Hyatt Gilbert P Incremental digital filter
US5459846A (en) * 1988-12-02 1995-10-17 Hyatt; Gilbert P. Computer architecture system having an imporved memory
US4553213A (en) * 1970-12-28 1985-11-12 Hyatt Gilbert P Communication system
US5410621A (en) * 1970-12-28 1995-04-25 Hyatt; Gilbert P. Image processing system having a sampled filter
US4744042A (en) * 1970-12-28 1988-05-10 Hyatt Gilbert P Transform processor system having post processing
US4686655A (en) * 1970-12-28 1987-08-11 Hyatt Gilbert P Filtering system for processing signature signals
US4551816A (en) * 1970-12-28 1985-11-05 Hyatt Gilbert P Filter display system
US4581715A (en) * 1970-12-28 1986-04-08 Hyatt Gilbert P Fourier transform processor
US4553221A (en) * 1970-12-28 1985-11-12 Hyatt Gilbert P Digital filtering system
US4944036A (en) * 1970-12-28 1990-07-24 Hyatt Gilbert P Signature filter system
US5053983A (en) * 1971-04-19 1991-10-01 Hyatt Gilbert P Filter system having an adaptive control for updating filter samples
US4156920A (en) * 1977-06-30 1979-05-29 International Business Machines Corporation Computer system architecture for performing nested loop operations to effect a discrete Fourier transform
US4298950A (en) * 1979-10-12 1981-11-03 Westinghouse Electric Corp. Multipoint pipeline processor for computing the discrete fourier transform
US4417313A (en) * 1981-05-18 1983-11-22 Herman Medwin Method for optimizing the design of a finite noise barrier
US4450525A (en) * 1981-12-07 1984-05-22 Ibm Corporation Control unit for a functional processor
US4524362A (en) * 1982-05-11 1985-06-18 The United States Of America As Represented By The Secretary Of The Navy Phase coded pulse expander-compressor
US4524363A (en) * 1982-05-11 1985-06-18 The United States Of America As Represented By The Secretary Of The Navy P2 Polyphase code expander-compressor
US4563750A (en) * 1983-03-04 1986-01-07 Clarke William L Fast Fourier transform apparatus with data timing schedule decoupling
FR2584213B1 (fr) * 1985-06-28 1994-03-11 Thomson Csf Dispositif de calcul d'une transformee de fourier discrete, glissante, et son application a un systeme radar.
FR2587819B1 (fr) * 1985-09-24 1989-10-06 Thomson Csf Dispositif de calcul d'une transformee de fourier discrete, glissante et non recursive, et son application a un systeme radar
DE4442959C2 (de) * 1994-12-02 2001-02-08 Sican Gmbh Monolithisch integrierbare Schaltungsanordnung zur komplexen Multiplikation serieller Datenströme
JPH08320857A (ja) * 1995-05-25 1996-12-03 Sony Corp フーリエ変換演算装置および方法
JPH08320858A (ja) * 1995-05-25 1996-12-03 Sony Corp フーリエ変換演算装置および方法
US6343304B1 (en) 1999-03-09 2002-01-29 National Science Council Apparatus with selective fixed-coefficient filter for performing recursive discrete cosine transforms
US20070211840A1 (en) 2006-02-17 2007-09-13 International Business Machines Corporation Methods and apparatus for analyzing transmission lines with decoupling of connectors and other circuit elements
CN113594077B (zh) * 2021-07-22 2024-03-08 重庆双芯科技有限公司 一种多级芯片串联系统芯片定位方法及多级芯片串联系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3588460A (en) * 1968-07-01 1971-06-28 Bell Telephone Labor Inc Fast fourier transform processor
US3686490A (en) * 1970-06-02 1972-08-22 Ratheon Co Real time serial fourier transformation circuit
US3899667A (en) * 1972-12-26 1975-08-12 Raytheon Co Serial three point discrete fourier transform apparatus
JPS5827546B2 (ja) 1975-04-22 1983-06-10 日本電気株式会社 エンザンソウチ

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4510792A (en) * 1982-08-27 1985-04-16 Compagnie Industrielle Des Telecommunications Cita-Alcatel Apparatus for measuring and displaying leakage rates in a tracer gas leakage detector
FR2596892A1 (fr) * 1986-04-04 1987-10-09 Jutand Francis Circuit pour effectuer une transformation lineaire sur un signal numerique
EP0241352A1 (fr) * 1986-04-04 1987-10-14 Francis Jutand Circuit pour effectuer une transformation linéaire sur un signal numérique
US4899300A (en) * 1986-04-04 1990-02-06 Francis Jutand Circuit to perform a linear transformation on a digital signal

Also Published As

Publication number Publication date
DE2627405B2 (de) 1979-03-01
FR2316663B1 (enExample) 1980-06-06
JPS51151039A (en) 1976-12-25
DE2627405A1 (de) 1976-12-23
US4058715A (en) 1977-11-15
DE2627405C3 (de) 1979-10-25
JPS593790B2 (ja) 1984-01-26

Similar Documents

Publication Publication Date Title
FR2316663A1 (fr) Unite arithmetique et plus particulierement unite arithmetique de traitement de transformee de fourier rapide
MX143487A (es) Mejoras en aparato de masaje
BE856158A (fr) Agents de traitement des etoffes
DK477976A (da) Hudbehandlingsapparat
BE843753A (fr) Collants therapeutiques
AT355878B (de) Auspuffanlage
FR2296607A1 (fr) Traitement de gaz naturel
SE7503588L (sv) Doserings- och agiteringsanordning
BR7606886A (pt) Difusor e unidade para dialise de sangue
FR2325699A1 (fr) Procede de production de preparations de colorants et de polyvinylacetals pouvant etre facilement dispersees et leur utilisation
AT356244B (de) Tragbarer medizindiagnostischer apparat
DK173676A (da) Stofbehandlingsprodukt
BE871843A (fr) Traitement des dechets
BE841018A (fr) Conteneur de traitement
FR2318930A1 (fr) Procede de traitement du cuir et des peaux
AT345476B (de) Diagnostisches mittel zum nachweis von urobilinogen
BE850811A (fr) Traitement de dechets
BE837261A (fr) Procede et appareil de combustion
FI772988A7 (fi) Apparat foer behandling av blod
BE841614A (fr) Traitement des animaux
SE429727B (sv) Apparat for traddragning
DK2776A (da) Oplosning til hudbehandling samt dermed fremstillet vadble
DD125995A5 (de) Elektrochemisches behandlungsverfahren
FR2315931A1 (fr) Traitement de la mammite bovine
BE851553A (fr) Traitement de flocons