Television – Basic receiver with additional function – For display of additional information
Patent
1994-12-09
1999-07-27
Harvey, David E.
Television
Basic receiver with additional function
For display of additional information
348564, 348589, H04N 5445
Patent
active
059299312
ABSTRACT:
A local communication system has a number of stations connected for the communication of messages by one or more data channels. One of the stations comprises a display device operable to display messages sent by other stations in one or more of a plurality of fields. Each message to be displayed is given a display lifetime (80-84), which is determined by a mode value (74-78) set by the originating subdevice or commonly assigned by the display device. The display determines whether there are sufficient display fields available (68) to display a received message and handles the timing (88) and subsequent removal from display (90) of a message on expiry of its display lifetime, independently of the originating station.
REFERENCES:
patent: 4821102 (1989-04-01), Ichikawa et al.
D2B Systems Company Limited
Harvey David E.
Thorne Gregory L.
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