Telecommunications – Transmitter – Carrier frequency stabilization
Reexamination Certificate
2007-04-24
2007-04-24
Le, Lana (Department: 2618)
Telecommunications
Transmitter
Carrier frequency stabilization
C455S115100, C455S192100
Reexamination Certificate
active
10786541
ABSTRACT:
A radio communication system comprises: a radio receiver including an interference canceller configured to generate a replica of a received signal and remove an interference signal from the received signal, and a frequency offset estimator configured to estimate a carrier frequency offset between a carrier frequency of the interference signal and a carrier frequency of a desired signal included in the received signal; and a radio transmitter including a frequency controller configured to adjust a carrier frequency of a transmitted desired signal to the carrier frequency of the interference signal based on the carrier frequency offset received from the radio receiver.
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Aburakawa Yuji
Maeda Koji
Otsu Toru
Le Lana
NTT DoCoMo Inc.
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