System for the dynamic multiplexing of digital streams

Multiplex communications – Communication techniques for information carried in plural... – Combining or distributing information via time channels

Reexamination Certificate

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C348S423100, C348S474000

Reexamination Certificate

active

07577170

ABSTRACT:
A method and apparatus are provided for the dynamic multiplexing of digital streams which are transmitted in the form of stream units in one channel, each of said stream units bearing a stream identifier which can be used to associate same with the corresponding digital stream. The allocation of an identifier to a digital stream is defined by an allocation table and can vary over time, in such a way as to enable dynamic multiplexing. The aforementioned allocation table bears a version number and, in order to indicate that a change in the version of the allocation table applies to a given digital stream, a burst is transmitted with at least one version change stream unit comprising the current identifier of said digital stream, an indicator which can be used to determine if the stream unit is a version change stream unit and the version number becoming applicable to said digital stream.

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J. Van der Meer et al., “RTP Payload Format for MPEG-4 FlexMultiplexed Streams draft-curet-avt-rtp-mpeg4-flexmus-00.txt,” XP-001033581, Internet Engineering Task Force Internet-Draft, Feb. 2001, pp. 1-13.
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