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.
Patent No.:
Date of Patent:
Jul. 27, 1999
Filed:
Oct. 29, 1996
Applicant:
Inventors:
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka-fu, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N / ;
U.S. Cl.
CPC ...
348538 ; 348547 ; 345133 ;
Abstract
An encoder generating an analogue color signal is configured by a digital circuit. An external frame signal supplied from an external apparatus is counted by a clock pulse signal generated by a crystal oscillator, and a synchronizing signal to be added to the luminance signal is produced on the basis of a counted results, and all horizontal synchronizing periods of digital active lines are made identical, and in vertical blanking period, a predetermined horizontal synchronizing period is made variable.