Appeal No. 95-4207
Application 08/073,442
DECISION ON APPEAL
Appellants have appealed to the Board from the examiner’s
final rejection of claims 1 to 26, which constitute all the
claims in the application.
Representative claim 1 is reproduced below:
1. A digital audio broadcast (DAB) system, comprising:
a master DAB radio broadcast station located at a main
predetermined terrestrial location for formatting and
broadcasting a plurality of channels of digitized program data
in a spread spectrum, time and frequency hopping waveform to
remote mobile and stationary receivers,
a plurality of relatively low power DAB range extension
radio broadcast stations, each said range extension DAB
station being located in respective terrestrial areas having
selected population densities and each range extension DAB
station having means to receive and store (delay) one or more
channels of program information from said master DAB station,
a separate program distribution system coupling said
means to receive and store at each of said range extension DAB
radio broadcast station with said master DAB radio broadcast
station,,[sic] and
means to synchronize channels of digital data re-
broadcast from each of said range extension DAB radio
broadcast stations with broadcasts from said master DAB radio
broadcast station such that a mobile receiver traveling
between edges of reception of two or more low power range
2
Page: Previous 1 2 3 4 5 6 7 8 9 10 Next
Last modified: November 3, 2007