Multiplex communications – Communication over free space – Having a plurality of contiguous regions served by...
Reexamination Certificate
2011-01-04
2011-01-04
Thier, Michael T (Department: 2617)
Multiplex communications
Communication over free space
Having a plurality of contiguous regions served by...
C370S208000, C370S491000
Reexamination Certificate
active
07864739
ABSTRACT:
The object of the present invention is to provide a transmitter for multi-carrier transmission for allocating pilot channels to radio frames, in consideration of interference with other pilot channels.The present invention relates to the transmitter for multi-carrier transmission configured to transmit a plurality of sub-carriers having at least one pilot symbol duration. The transmitter according to the present invention comprises a pilot symbol allocater configured to allocate a plurality of pilot symbol patterns which are orthogonal to each other, to the at least one pilot symbol durations in at least two sub-carriers.
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Abeta Sadayuki
Atarashi Hiroyuki
Maeda Noriyuki
Sawahashi Mamoru
NTT Docomo Inc.
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Thier Michael T
LandOfFree
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