Transmission of data items

Details Transmission of data items Transmission of data items

1996-11-21

2000-05-02

Black, Thomas G.

Television

Nonpictorial data packet in television format

Data format

348 6, 370476, H04N 700

Patent

active

060578866

ABSTRACT:
A system for transmitting a plurality of data items from a transmitter to one or more receivers. Each data item (Di) is identified by a unique number (i) within a given range. According to the invention, a field (F) comprising both ends (k.sub.1,k.sub.2) of the given range is also transmitted. This allows a receiver to check whether all data items have been received and to check which data item(s) is (are) missing, if any. The invention may generally be used in systems delivering data items to multimedia stations. The invention is particularly suitable for transmitting electronic program guide information in a television broadcast system.

REFERENCES:
patent: 4975952 (1990-12-01), Mabey et al.
patent: 5050166 (1991-09-01), Cantoni et al.
patent: 5333135 (1994-07-01), Wendrof
patent: 5473609 (1995-12-01), Chaney
patent: 5483287 (1996-01-01), Siracusa
patent: 5717689 (1998-02-01), Ayanoglu
"Protocol for a TV-Guide using Electronic Data Transmission, Draft 1", EACEM Technical Report No. 11, Aug. 1995.

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