Appeal No. 1999-0478 Page 2
Application No. 08/534,106
or adapters for connection between headphones and audio ports
to passengers.
Without the headphones or adapters, passengers could not hear
the soundtrack of the film. To prevent passengers from using
their own headphones to listen to the soundtrack, the
aircraft’s headphones, adapters, and ports were customized.
Unfortunately, the rented headphones or adapters were
sometimes lost.
In contrast, the appellant’s invention includes a hand-
held remote controller for use by a flight attendant. He uses
the remote controller to indicate which passengers have paid
for a movie. When the flight attendant so signals a receiver,
an associated controller enables reception of the soundtrack
to be broadcast to those passengers’ seats.
Claim 1, which is representative for present purposes,
follows:
1. A signal supplying/receiving system
comprising:
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