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Patent Searching and Data


Title:
WIRELESS COMMUNICATION METHOD, MOBILE STATION DEVICE, WIRELESS COMMUNICATION SYSTEM, AND INTEGRATED CIRCUIT
Document Type and Number:
WIPO Patent Application WO/2011/122495
Kind Code:
A1
Abstract:
Disclosed is a wireless communication system—of which a mobile station device and a base station device communicate using a plurality of downlink component carriers—wherein PUSCH retransmission is efficiently controlled. In the mobile station device, which communicates with the base station device using a plurality of downlink component carriers and a plurality of uplink component carriers, when a downlink component carrier corresponding to one of the aforementioned uplink component carriers is set in a manner so as to not use downlink communication, the contents are deleted of the HARQ buffer of the uplink component carrier relating to the aforementioned downlink component carrier set in a manner so as to not use downlink communication.

Inventors:
SUZUKI SHOICHI
NAKASHIMA DAIICHIRO
UEMURA KATSUNARI
Application Number:
PCT/JP2011/057455
Publication Date:
October 06, 2011
Filing Date:
March 25, 2011
Export Citation:
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Assignee:
SHARP KK (JP)
SUZUKI SHOICHI
NAKASHIMA DAIICHIRO
UEMURA KATSUNARI
International Classes:
H04W28/04; H04J11/00; H04L1/16; H04W72/04
Foreign References:
JP2009232132A2009-10-08
Other References:
SAMSUNG: "Component carrier activation and deactivation, Rl-101144", 3GPP, 26 February 2010 (2010-02-26), XP050418688
"Open issues on component carrier activation and deactivation", 3GPP TSG RAN WG2 MEETING, 22 February 2010 (2010-02-22)
See also references of EP 2555557A4
Attorney, Agent or Firm:
FUKUCHI TAKEO (JP)
Fukuchi Takeo (JP)
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Claims: