Telecommunications – Wireless distribution system – Receiver for satellite broadcast
Reexamination Certificate
2009-03-10
2011-10-04
Donovan, Lincoln (Department: 2816)
Telecommunications
Wireless distribution system
Receiver for satellite broadcast
Reexamination Certificate
active
08032075
ABSTRACT:
Each of terminals for use in a regional broadcast radio system includes a measuring unit for measuring an electric field value of a received signal of a specific frequency; a comparing unit for comparing the electric field value of the received signal with a predetermined electric field value; a scanning unit for scanning a specific frequency band when the electric field value of the received signal is equal to or less than the predetermined value; a frequency detecting unit for detecting a frequency of a maximum received electric field; and an information detecting unit for detecting whether notification information is included in a reception signal of the detected frequency. Each of terminals further includes an acquiring unit for acquiring a district code from the detected notification information; and a district code changing unit for setting the acquired district code as a district code of each of terminals.
REFERENCES:
patent: 7907889 (2011-03-01), Fujita et al.
patent: 2007/0232220 (2007-10-01), Moore
Bacon & Thomas PLLC
Chen Sibin
Donovan Lincoln
Hitachi Kokusai Electric Inc.
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