Appeal No. 2004-2307
Application No. 09/331,756
BACKGROUND
The invention relates to a TV broadcast system whereby remote TV transmitters,
and their transmitted content, may be controlled by a central studio. Claim 38 is
reproduced below.
38. A TV broadcast method for a system to be operated from a TV continuity
studio within the control of a broadcast flow unit, said method comprising:
(a) generating alphanumeric characters and/or image data separately
for each of plural remote sites at a central site and transmitting said
alphanumeric characters and/or image data therefrom to said plural remote sites
via a digital data communication link;
(b) detecting whether said alphanumeric characters and/or image data
have been received correctly at the said remote sites via said link;
(c) generating and transmitting command codes within non-displayed
portions of broadcast television signals to remotely control each of said remote
sites from the said central site;
(d) converting said alphanumeric characters and/or image data to local
vision materials with a graphic generator at each of said remote sites;
(e) at each remote site, overlaying said local vision material
synchronously onto the continuing general television signal without cutting off the
main general broadcast; and
(f) detecting whether the said local vision materials have been
broadcast via transmission of digital information sent back to the central site.
The examiner relies on the following references:
Harvey et al. (Harvey) 4,694,490 Sep. 15, 1987
Seth-Smith et al. (Seth-Smith) 4,829,569 May 9, 1989
Nemirofsky 5,412,416 May 2, 1995
(filed Aug. 7, 1992)
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