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:
Mar. 15, 1996
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
The present invention provides a video and audio signal multiplex transmitting apparatus having a video and audio signal multiplex sending apparatus for grouping audio data to packets of a fixed length in the sending side, and multiplexing video and audio signals by multiplexing horizontal and vertical phase signal outputs from horizontal and vertical counters that are in synchronization with a video signal to an audio data as video phase information, and a video and audio signal multiplex receiving apparatus provided with an audio packet interpolating device for separating the signal received to video and audio signals, detecting, if any audio data is lost, a lost audio data from a data block number of the audio data and audio clock phase information, and recovering an audio clock by means of horizontal and vertical counters and the clock phase information transmitted.