FR2354671A1 - Appareil pour le traitement d'images - Google Patents

Appareil pour le traitement d'images

Info

Publication number
FR2354671A1
FR2354671A1 FR7717892A FR7717892A FR2354671A1 FR 2354671 A1 FR2354671 A1 FR 2354671A1 FR 7717892 A FR7717892 A FR 7717892A FR 7717892 A FR7717892 A FR 7717892A FR 2354671 A1 FR2354671 A1 FR 2354671A1
Authority
FR
France
Prior art keywords
image
results
intensities
point
final results
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
FR7717892A
Other languages
English (en)
French (fr)
Other versions
FR2354671B1 (show.php
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2354671A1 publication Critical patent/FR2354671A1/fr
Application granted granted Critical
Publication of FR2354671B1 publication Critical patent/FR2354671B1/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
    • G06F17/145—Square transforms, e.g. Hadamard, Walsh, Haar, Hough, Slant transforms
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration using local operators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Algebra (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
FR7717892A 1976-06-10 1977-06-10 Appareil pour le traitement d'images Granted FR2354671A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2625973A DE2625973C3 (de) 1976-06-10 1976-06-10 Verfahren und Anordnung zur redundanzvermindernden Transformation von Bildern

Publications (2)

Publication Number Publication Date
FR2354671A1 true FR2354671A1 (fr) 1978-01-06
FR2354671B1 FR2354671B1 (show.php) 1982-05-21

Family

ID=5980210

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7717892A Granted FR2354671A1 (fr) 1976-06-10 1977-06-10 Appareil pour le traitement d'images

Country Status (5)

Country Link
US (1) US4134134A (show.php)
JP (1) JPS5316557A (show.php)
DE (1) DE2625973C3 (show.php)
FR (1) FR2354671A1 (show.php)
GB (1) GB1532752A (show.php)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0005954A1 (en) * 1978-05-26 1979-12-12 Vicom Systems Incorporated Method and apparatus for improved digital image processing
WO1987007740A1 (en) * 1986-06-11 1987-12-17 Eastman Kodak Company Image processing method and apparatus using moving one-dimensional transforms
NL8415003A (nl) * 1983-07-15 1993-03-01 Gec Avionics Verbeteringen in of betreffende correlatieprocessoren.
FR2685107A1 (fr) * 1983-07-15 1993-06-18 Gec Avionics Processeur de correlation.

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2406911A1 (fr) * 1977-10-24 1979-05-18 Rebourg Jean Claude Transformateurs de hadamard a ondes elastiques de surface
EP0006748B1 (en) * 1978-06-26 1982-06-23 Environmental Research Institute Of Michigan Apparatus and method for generating a transformation of a first data matrix to form a second data matrix
GB2038142B (en) * 1978-12-15 1982-11-24 Ibm Image data compression
US4210931A (en) * 1978-12-28 1980-07-01 Discovision Associates Video player and/or recorder with Hadamard transform
US4242734A (en) * 1979-08-27 1980-12-30 Northrop Corporation Image corner detector using Haar coefficients
US4242733A (en) * 1979-08-27 1980-12-30 Northrop Corporation Image spot detector using Haar coefficients
US4293920A (en) * 1979-09-04 1981-10-06 Merola Pasquale A Two-dimensional transform processor
FR2478408A1 (fr) * 1980-03-11 1981-09-18 Despois Claude Transformateur de hadamard utilisant des dispositifs a transfert de charges
FR2494529B1 (fr) 1980-11-17 1986-02-07 France Etat Systeme de transmission numerique a codage adaptatif d'informations analogiques echantillonnees et transformees par transformation orthogonale
DE3138816A1 (de) * 1981-09-30 1983-04-14 Philips Patentverwaltung Gmbh, 2000 Hamburg Anordnung zum speichern oder uebertragen und zum rueckgewinnen von bildsignalen
DE3229777C2 (de) * 1982-08-10 1984-06-07 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur Anpassung zweier Bildverarbeitungssysteme unterschiedlicher Auflösung
US4442454A (en) * 1982-11-15 1984-04-10 Eastman Kodak Company Image processing method using a block overlap transformation procedure
WO1984002026A1 (en) * 1982-11-16 1984-05-24 Real Time Design Inc Color video system using data compression and decompression
US4580134A (en) * 1982-11-16 1986-04-01 Real Time Design, Inc. Color video system using data compression and decompression
US4621337A (en) * 1983-08-11 1986-11-04 Eastman Kodak Company Transformation circuit for implementing a collapsed Walsh-Hadamard transform
US4615619A (en) * 1984-03-19 1986-10-07 D.O.M. Associates, Inc. Stationary, electrically alterable, optical masking device and spectroscopic apparatus employing same
DE3684047D1 (de) * 1985-07-02 1992-04-09 Matsushita Electric Industrial Co Ltd Vorrichtung zur blockkodierung.
US4750834A (en) * 1986-01-07 1988-06-14 D.O.M. Associates, Inc. Interferometer including stationary, electrically alterable optical masking device
JP2745301B2 (ja) * 1986-04-18 1998-04-28 富士写真フイルム株式会社 画像データの直交変換符号化方法
US4876733A (en) * 1986-10-31 1989-10-24 International Business Machines Corporation Method for performing morphic transformations on image data in a general purpose computer
SE457402B (sv) * 1987-02-20 1988-12-19 Harald Brusewitz Foerfarande och anordning foer kodning och avkodning av bildinformation
US4856897A (en) * 1987-08-14 1989-08-15 D.O.M. Associates, Inc. Raman spectrometer having Hadamard electrooptical mask and diode detector
US4897881A (en) * 1988-03-23 1990-01-30 Centre De Recherche Industrielle Du Quebec Optimum fast textural feature extractor
US4939515A (en) * 1988-09-30 1990-07-03 General Electric Company Digital signal encoding and decoding apparatus
US5008848A (en) * 1989-05-30 1991-04-16 North American Philips Corporation Circuit for performing S-transform
FR2661061B1 (fr) * 1990-04-11 1992-08-07 Multi Media Tech Procede et dispositif de modification de zone d'images.
WO1993002524A1 (en) * 1991-07-19 1993-02-04 Princeton Electronic Billboard Television displays having selected inserted indicia
US5410500A (en) * 1992-02-21 1995-04-25 Sony Corporation Discrete cosine transform apparatus and inverse discrete cosine transform apparatus
US5420811A (en) * 1992-08-26 1995-05-30 Sony Corporation Simple quick image processing apparatus for performing a discrete cosine transformation or an inverse discrete cosine transformation
JPH06103301A (ja) * 1992-09-17 1994-04-15 Sony Corp ８ｘ８離散コサイン変換回路および８ｘ８離散コサイン逆変換回路
JPH06149862A (ja) * 1992-11-13 1994-05-31 Sony Corp 行列データ乗算方法及び行列データ乗算装置
US6006246A (en) * 1992-11-13 1999-12-21 Sony Corporation Method of and apparatus for multiplying matrix data
GB2305798B (en) * 1995-09-28 1999-10-20 Sony Uk Ltd Spatial frequency-domain video signal processing
US5828066A (en) * 1996-07-02 1998-10-27 Messerschmidt; Robert G. Multisource infrared spectrometer
US10904049B1 (en) * 2019-07-11 2021-01-26 Stmicroelectronics (Research & Development) Limited Time domain discrete transform computation

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3859515A (en) * 1972-08-21 1975-01-07 Burroughs Corp Method and apparatus for signal spectrum analysis by hadamard transform

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3810019A (en) * 1972-09-25 1974-05-07 Sperry Rand Corp Multifrequency communication system for fading channels
US4048658A (en) * 1974-01-22 1977-09-13 Tdk Electronics Co., Ltd. Video recording and reproducing system using hadamard matrixing

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3859515A (en) * 1972-08-21 1975-01-07 Burroughs Corp Method and apparatus for signal spectrum analysis by hadamard transform

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0005954A1 (en) * 1978-05-26 1979-12-12 Vicom Systems Incorporated Method and apparatus for improved digital image processing
NL8415003A (nl) * 1983-07-15 1993-03-01 Gec Avionics Verbeteringen in of betreffende correlatieprocessoren.
FR2685107A1 (fr) * 1983-07-15 1993-06-18 Gec Avionics Processeur de correlation.
WO1987007740A1 (en) * 1986-06-11 1987-12-17 Eastman Kodak Company Image processing method and apparatus using moving one-dimensional transforms

Also Published As

Publication number Publication date
DE2625973B2 (de) 1981-04-23
JPS5316557A (en) 1978-02-15
DE2625973A1 (de) 1977-12-22
GB1532752A (en) 1978-11-22
DE2625973C3 (de) 1981-12-24
FR2354671B1 (show.php) 1982-05-21
US4134134A (en) 1979-01-09

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Legal Events

Date Code Title Description
ST Notification of lapse