Data transmission method, base station, and user equipment
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United States of America Patent
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Feb 7, 2017
Grant Date -
Jul 7, 2016
app pub date -
Mar 10, 2016
filing date -
Jan 17, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
Embodiments of the present invention provide a data transmission method. The method includes: obtaining a slot format of a F-DPCH used for a UE; receiving an ACK message that is sent by a base station on an AICH; determining an F-DPCH frame offset τF-DPCH of the UE and determining a transmission time interval τa-m according to a predefined rule, where the τa-m indicates a time interval between a starting boundary of an access slot when the UE receives the AICH and a time point when the UE starts uplink transmission; receiving an uplink power control command word TPC on the F-DPCH according to the slot format of the F-DPCH and the τF-DPCH; and performing uplink transmission to the base station according to the τa-m.
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