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:
Sep. 12, 1989
Filed:
Jan. 26, 1988
Applicant:
Inventors:
Koichi Tagawa, Tokyo, JP;
Atsushi Matsuzaki, Kanagawa, JP;
Masakatsu Toyoshima, Kanagawa, JP;
Yoshiyuki Kondo, Tokyo, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N / ; H04N / ;
U.S. Cl.
CPC ...
358 86 ; 455-3 ; 358254 ;
Abstract
A service and entertainment system for transmitting video signals, audio signals and television game software signals from a central transmitting apparatus to each of a plurality of terminal units mounted at respective passenger seats in a passenger vehicle such as aircraft or the like, or at respective seats in a stadium, a theater, or the like. The video signals, audio signals and television game software signals are frequency-multiplexed and then transmitted to the terminal units, so that desired ones of the frequency-multiplexed signals can be selected at each terminal unit.