Information sending method and information sending apparatus, information receiving apparatus and information receiving method, information transmission system and information transmission method, and information recording medium
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United States of America Patent
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May 22, 2007
Grant Date -
Mar 7, 2002
app pub date -
Sep 4, 2001
filing date -
Sep 4, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Encrypted music information or the like and encryption processing information itself employed for the encrypting is transmitted from a set top box (BX) to a recorder (R) via a serial bus (B) after decoded, and the music information or the like is recorded in a DVD-R (1). Upon this recording, the music information encoded by employing an asynchronous transmission region in the IEEE 1394 standard that is a standard with which the serial bus (B) conforms is transmitted at a high speed. On the other hand, encode processing information encoded by employing an isochronous transmission region in the IEEE 1394 standard is transmitted at a 1-fold speed.
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