Multiplex communications – Communication over free space – Having a plurality of contiguous regions served by...
Reexamination Certificate
2002-06-24
2010-02-23
Patel, Jayanti K (Department: 2419)
Multiplex communications
Communication over free space
Having a plurality of contiguous regions served by...
C370S342000, C370S442000
Reexamination Certificate
active
07668142
ABSTRACT:
A radio terminal (10) and a radio relay (20, 30, 40) perform radio communications therebetween by a radio communications system else than a TDMA system, an interference measurer (13a) measures a degree of interference of each of radio slots constituting a radio channel employed in the radio communications system, a decision maker (13b,13c) makes a decision, depending on a measurement result of the degree of interference, whether or not the radio communications by the radio communications system is able to be continued, and a switcher (42) switches, as the decision is made of the radio communications by the radio communications system to be unable to be continued, the radio communications system to a radio communications system of the TDMA system.
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Ishiguro Takayuki
Nakamura Osamu
Uebayashi Shinji
NTT DoCoMo Inc.
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Patel Jayanti K
Zhu Bo Hui A
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