Multiplex communications – Wide area network – Packet switching
Patent
1993-06-24
1995-05-16
Olms, Douglas W.
Multiplex communications
Wide area network
Packet switching
370 73, H04J 100
Patent
active
054167744
ABSTRACT:
A digital broadcast receiver comprising frequency specifying element for specifying a receive frequency (frequency block), content type specifying element for specifying a broadcast content type, and control element for controlling signal reception with a specified receive frequency and controlling such that a digital broadcast having a specified broadcast (program) content is identified among and selected from a plurality of digital broadcast signal according to a set of broadcast content type information. The control element, when a changed receive frequency is specified by the frequency specifying element, controls the signal reception with the new receive frequency and, if a broadcast content had been specified by the content type specifying element before the receive frequency was changed, controls such that a digital broadcast signal with the broadcast content specified by the content type specifying element is selected from a plurality of digital broadcast signals received at the new receive frequency.
REFERENCES:
patent: 4710972 (1987-12-01), Hayashi et al.
patent: 5003591 (1991-03-01), Kauffman et al.
patent: 5105268 (1992-04-01), Yamanouchi et al.
patent: 5278988 (1994-01-01), Dejean et al.
IEEE 1989 International Conference on Consumer Electronics, Jun. 9, 1989, DSR-Receiver for Digital Sound Broadcasting via the European Satellites TVsat/TDF.
Morioka Susumu
Shigematsu Seiji
Miller Jerry A.
Musacchio Pasquale
Olms Douglas W.
Patel Ajit
Sony Corporation
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