IT8023019A0 - Apparecchiatura per calcolare le trasformate di fourier discrete bidimensionali. - Google Patents

Apparecchiatura per calcolare le trasformate di fourier discrete bidimensionali.

Info

Publication number
IT8023019A0
IT8023019A0 IT8023019A IT2301980A IT8023019A0 IT 8023019 A0 IT8023019 A0 IT 8023019A0 IT 8023019 A IT8023019 A IT 8023019A IT 2301980 A IT2301980 A IT 2301980A IT 8023019 A0 IT8023019 A0 IT 8023019A0
Authority
IT
Italy
Prior art keywords
calculate
equipment
discrete fourier
fourier transforms
dimensional discrete
Prior art date
Application number
IT8023019A
Other languages
English (en)
Other versions
IT1151016B (it
Inventor
Henri J Nussbaumer
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of IT8023019A0 publication Critical patent/IT8023019A0/it
Application granted granted Critical
Publication of IT1151016B publication Critical patent/IT1151016B/it

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
IT23019/80A 1979-07-12 1980-06-26 Apparecchiatura per calcolare le trasformate di fourier discrete bidimensionali IT1151016B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7918530A FR2461304A1 (fr) 1979-07-12 1979-07-12 Appareil de calcul de transformee de fourier discrete bidimensionnelle

Publications (2)

Publication Number Publication Date
IT8023019A0 true IT8023019A0 (it) 1980-06-26
IT1151016B IT1151016B (it) 1986-12-17

Family

ID=9227995

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23019/80A IT1151016B (it) 1979-07-12 1980-06-26 Apparecchiatura per calcolare le trasformate di fourier discrete bidimensionali

Country Status (6)

Country Link
US (1) US4328555A (it)
EP (1) EP0022513B1 (it)
JP (1) JPS6037514B2 (it)
DE (1) DE3069498D1 (it)
FR (1) FR2461304A1 (it)
IT (1) IT1151016B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE892241A (fr) * 1982-02-23 1982-06-16 Dev Et D Industrialisation Des Circuit de calcul rapide de la transformee de fourier discrete d'un signal, destine notamment a un appareil de controle par courants de foucault.
US4554629A (en) * 1983-02-22 1985-11-19 Smith Jr Winthrop W Programmable transform processor
US4601006A (en) * 1983-10-06 1986-07-15 Research Corporation Architecture for two dimensional fast fourier transform
US4984189A (en) * 1985-04-03 1991-01-08 Nec Corporation Digital data processing circuit equipped with full bit string reverse control circuit and shifter to perform full or partial bit string reverse operation and data shift operation
US4764974A (en) * 1986-09-22 1988-08-16 Perceptics Corporation Apparatus and method for processing an image
US4821224A (en) * 1986-11-03 1989-04-11 Microelectronics Center Of N.C. Method and apparatus for processing multi-dimensional data to obtain a Fourier transform
US4823295A (en) * 1986-11-10 1989-04-18 Harris Corp. High speed signal processor
US4930513A (en) * 1988-07-26 1990-06-05 U.S. Philips Corporation Two dimensional processing of pulsed Doppler signals
US5136660A (en) * 1989-10-13 1992-08-04 International Business Machines Corporation Apparatus and method for computing the radon transform of digital images
US5097487A (en) * 1989-10-24 1992-03-17 Walp Patrick K Local oscillator signal generating system for digital demodulator
US6073154A (en) * 1998-06-26 2000-06-06 Xilinx, Inc. Computing multidimensional DFTs in FPGA
US8302083B2 (en) * 2009-01-23 2012-10-30 Lsi Corporation Architecture and implementation method of programmable arithmetic controller for cryptographic applications

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3952186A (en) * 1975-02-10 1976-04-20 The United States Of America As Represented By The Secretary Of The Navy Apparatus for the generation of a two-dimensional discrete fourier transform

Also Published As

Publication number Publication date
US4328555A (en) 1982-05-04
EP0022513B1 (fr) 1984-10-24
IT1151016B (it) 1986-12-17
DE3069498D1 (en) 1984-11-29
JPS6037514B2 (ja) 1985-08-27
JPS5614371A (en) 1981-02-12
EP0022513A1 (fr) 1981-01-21
FR2461304A1 (fr) 1981-01-30

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