DE3261118D1 - Method and device for reconstructing an analogue luminance signal from a digital signal - Google Patents

Method and device for reconstructing an analogue luminance signal from a digital signal

Info

Publication number
DE3261118D1
DE3261118D1 DE8282400826T DE3261118T DE3261118D1 DE 3261118 D1 DE3261118 D1 DE 3261118D1 DE 8282400826 T DE8282400826 T DE 8282400826T DE 3261118 T DE3261118 T DE 3261118T DE 3261118 D1 DE3261118 D1 DE 3261118D1
Authority
DE
Germany
Prior art keywords
reconstructing
signal
digital signal
luminance signal
analogue luminance
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.)
Expired
Application number
DE8282400826T
Other languages
English (en)
Inventor
Stephane Guerillot
Alain Regnault
Bernard Dureigne
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.)
AGENCE FRANCE PRESSE
Original Assignee
AGENCE FRANCE PRESSE
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
Priority claimed from FR8109240A external-priority patent/FR2505588B1/fr
Priority claimed from FR8113482A external-priority patent/FR2509557B1/fr
Application filed by AGENCE FRANCE PRESSE filed Critical AGENCE FRANCE PRESSE
Application granted granted Critical
Publication of DE3261118D1 publication Critical patent/DE3261118D1/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/40068—Modification of image resolution, i.e. determining the values of picture elements at new relative positions
DE8282400826T 1981-05-08 1982-05-05 Method and device for reconstructing an analogue luminance signal from a digital signal Expired DE3261118D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8109240A FR2505588B1 (fr) 1981-05-08 1981-05-08 Systeme pour la transmission numerique d'information se presentant sous la forme de signaux analogiques
FR8113482A FR2509557B1 (fr) 1981-07-09 1981-07-09 Procede pour la recreation d'un signal analogique de luminance a partir d'un signal numerique

Publications (1)

Publication Number Publication Date
DE3261118D1 true DE3261118D1 (en) 1984-12-06

Family

ID=26222384

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282400826T Expired DE3261118D1 (en) 1981-05-08 1982-05-05 Method and device for reconstructing an analogue luminance signal from a digital signal

Country Status (4)

Country Link
US (1) US4670792A (de)
EP (1) EP0065454B1 (de)
CA (1) CA1189181A (de)
DE (1) DE3261118D1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4870497A (en) * 1988-01-22 1989-09-26 American Telephone And Telegraph Company Progressive transmission of high resolution two-tone facsimile images
US4952921A (en) * 1988-06-09 1990-08-28 Rockwell International Corporation Graphic dot flare apparatus
US4926267A (en) * 1989-05-26 1990-05-15 Nynex Corporation Reproduction of halftone original with reduced moire
FI20001913A (fi) * 2000-08-30 2002-03-01 Nokia Mobile Phones Ltd Menetelmä ja järjestely häiriön vähentämiseksi
US7645300B2 (en) 2004-02-02 2010-01-12 Visiogen, Inc. Injector for intraocular lens system

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2921124A (en) * 1956-12-10 1960-01-12 Bell Telephone Labor Inc Method and apparatus for reducing television bandwidth
US3071727A (en) * 1961-05-08 1963-01-01 Bell Telephone Labor Inc Bandwidth reduction system
US3688039A (en) * 1969-08-05 1972-08-29 Nippon Electric Co Digital signal reception system
US3673322A (en) * 1970-05-28 1972-06-27 Shintron Co Inc Facsimile transmission system
US3678388A (en) * 1970-12-14 1972-07-18 Us Navy Ground station system for retransmitting satellite facsimile signals over digital data links
US3719600A (en) * 1971-02-08 1973-03-06 Exxon Research Engineering Co Lubricant composition containing polycarboxylic acid
US3761610A (en) * 1971-02-16 1973-09-25 Graphics Sciences Inc High speed fascimile systems
JPS5726023B2 (de) * 1972-10-04 1982-06-02
DE2402513C2 (de) * 1974-01-19 1981-12-17 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zur Kompression des Nachrichtenflusses binärcodierter Videosignale
JPS5816668B2 (ja) * 1976-11-12 1983-04-01 富士通株式会社 フアクシミリ電送方式
FR2374796A1 (fr) * 1976-12-19 1978-07-13 Ricoh Kk Emetteur-recepteur de fac-simile
DE2729689B1 (de) * 1977-06-30 1978-12-07 Siemens Ag Nachrichtenuebertragungssystem
JPS54150022A (en) * 1978-05-18 1979-11-24 Ricoh Co Ltd Method and apparatus for picture encoding reproduction
US4268861A (en) * 1978-09-18 1981-05-19 Massachusetts Institute Of Technology Image coding
US4266249A (en) * 1978-09-19 1981-05-05 Bell Telephone Laboratories, Incorporated Digital encoder for facsimile transmission
US4349846A (en) * 1979-04-17 1982-09-14 Ricoh Company, Ltd. Picture processing method
US4280144A (en) * 1979-12-03 1981-07-21 International Business Machines Corporation Coarse scan/fine print algorithm
JPS56102853A (en) * 1980-01-21 1981-08-17 Dainippon Screen Mfg Co Ltd Metho for pretreating image signal of image copying apparatus
CH637513A5 (fr) * 1980-06-16 1983-07-29 Radioelectrique Comp Ind Appareil pour la reception photographique d'images transmises au moyen d'un signal electrique module.
US4389677A (en) * 1980-12-08 1983-06-21 Ncr Canada Ltd - Ncr Canada Ltee Method and apparatus for removing erroneous elements from digital images

Also Published As

Publication number Publication date
US4670792A (en) 1987-06-02
EP0065454A1 (de) 1982-11-24
CA1189181A (fr) 1985-06-18
EP0065454B1 (de) 1984-10-31

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee