Communication system using a multiplex signal carrying an auxiliary signal
CA 2317708 A1 · Owner: Koninklijke Philips Electronics N.V. · Inventors: Grutter, Hendrikus Johannes
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In a transmitting node (3) in a transmission system a plurality of source , signals are multiplexed by a multiplexer (34) into a multiplex signal. The multiplex signal is transmitted to a receiving node (5) where it is demultiplexed in the source signals. The multiplex signal comprises a plurality of packets having a flag field a length field, a connection ID , field and a data field. The flag field can be present to enable the receiver to find the beginning of the packet or to carry non-urgent control signals. According to the present invention, the length of the flag field is dependent on the aggregate bitrate of the source signals making it possible that more , source signals can …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed October 27, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 27, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 27, 2021.
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Timeline
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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.