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:
Jun. 30, 1998

Filed:

Oct. 18, 1996
Applicant:
Inventors:

Kyoji Marumoto, Kyoto, JP;

Masahito Kondo, Kyoto, JP;

Assignee:

Rohm Co., Ltd., Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N / ;
U.S. Cl.
CPC ...
348563 ; 348705 ;
Abstract

An encoder has a function of converting received digital RGB signals into analog television signals and a function of displaying on-screen displays. An internal chrominance signal generating section is driven and controlled by subsidiary display data supplied from outside via a subsidiary display data input terminal to output digital subsidiary display chrominance signals. A multiplexer selects and alternatively outputs either received main display signals or subsidiary display chrominance signals from the internal signal generating section. Switching of the multiplexer is controlled by a switching signal that is supplied from outside via a terminal.


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