Device and method for transmitting digital audio and video data
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United States of America Patent
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-
Nov 13, 2001
Grant Date -
N/A
app pub date -
Aug 14, 1997
filing date -
Sep 6, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A communication device and method for transmitting digital audio and video data in an isochronous communication mode, which satisfies specifications for SD-format digital interface in a transmission device using an isochronous transmission mode such as IEEE 1394 digital data transmission and reception, including: transmission time controlling means for controlling a point of time for transmitting source packets and empty packets in order to convert the transmission timing of an inner bus of a digital device to a timing predesignated in the transmission specification; a memory for storing the source packets; and a transmitter for inserting and transmitting the empty packets according to the control by said transmission time controlling means while the source packets stored in said memory are transmitted according to the control.
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