The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 15, 1981

Filed:

Aug. 18, 1980
Applicant:
Inventors:

Christopher P Summers, London, GB;

Richard E Bugg, Croydon, GB;

John R Kinghorn, Sutton, GB;

Assignee:

U.S. Philips Corporation, New York, NY (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04N / ; H04N / ;
U.S. Cl.
CPC ...
358148 ; 358147 ;
Abstract

In a television receiver adapted for the display of a normal television picture and/or message information in which both separated synchronizing signals and locally derived synchronizing signals are available, the selective use of one or the other of these two forms of synchronizing signals, having regard to different display circumstances, for the picture and message information display.


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