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. 18, 1995
Filed:
Dec. 17, 1993
Manabu Okamoto, Tokorozawa, JP;
Takashi Yoshimi, Tokorozawa, JP;
Hiroyasu Matsuura, Tokorozawa, JP;
Noriyoshi Takeya, Tokorozawa, JP;
Hitoshi Yamazaki, Tokorozawa, JP;
Masakazu Miyazaki, Tokorozawa, JP;
Hirofumi Matoba, Tokorozawa, JP;
Pioneer Electronic Corporation, Tokyo, JP;
Abstract
A video signal mixing apparatus for mixing a playback composite video signal produced by playing a recording medium and a graphics composite video signal generated on the basis of video data read from a memory device, wherein a vertical synchronizing signal of the playback composite video signal is forcedly generated in response to a vertical synchronizing signal of the graphics composite video signal to make the number of horizontal scanning lines of the playback composite video signal coincident with the number of horizontal scanning lines of the graphics composite video signal.