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Machine translation
1. (WO1980001864) PROCESS AND APPARATUS FOR DATA COMPRESSION,PARTICULARLY OF TELEVISION SIGNALS
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1980/001864    International Application No.:    PCT/FR1980/000027
Publication Date: 04.09.1980 International Filing Date: 22.02.1980
IPC:
H04N 5/92 (2006.01), H04N 5/917 (2006.01), H04N 7/12 (2006.01)
Applicants:
Inventors:
Priority Data:
7904621 23.02.1979 FR
Title (EN) PROCESS AND APPARATUS FOR DATA COMPRESSION,PARTICULARLY OF TELEVISION SIGNALS
(FR) PROCEDE ET APPAREIL DE COMPRESSION DE DONNEES, NOTAMMENT DE SIGNAUX DE TELEVISION
Abstract: front page image
(EN)An apparatus wherein signals which may cut out into data blocks comprising a number of similar information, are compared, in a slice, to a reference block, and only the data of the reference block, the data of the next block which differ from those of the reference blocks and a correlation signal are preserved so that the support required for the recording of the data may be substantially reduced with respect to the support which retains all the information of all the blocks. Application to video tape recorders.
(FR)Appareil dans lequel des signaux qui peuvent etre decoupes en blocs de donnees qui comprennent un grand nombre d"informations identiques, sont compares, dans une tranche, a un bloc de reference, et seules les donnees du bloc de reference, les donnees des blocs suivants qui different de celles du bloc de reference et un signal de correlation sont conserves si bien que le support necessaire a l"enregistrement des donnees peut etre considerablement reduit par rapport au support qui conserve la totalite de l"information de tous les blocs. Application a la realisation de magnetoscopes.
Designated States:
Publication Language: French (FR)
Filing Language: French (FR)