Duplex operation in a cellular communication system
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United States of America Patent
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Jul 23, 2013
Grant Date -
Feb 22, 2007
app pub date -
Sep 30, 2005
filing date -
Aug 19, 2005
priority date (Note) -
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Abstract
A cellular communication system comprises a first base station serving at least a first user equipment. The base station comprises functionality for transmitting a base station duplex capability message to user equipments using a transmission format which is common to a plurality of duplex modes. A first user equipment comprises a transceiver which receives the base station duplex capability message. A RACH characteristics processor determines at least one transmit characteristic for an access message in response to the base station duplex capability message and a RACH transmit controller controls the transmission of an access message to the first base station in response to the at least one transmit characteristic.
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