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Title:
WIRELESS COMMUNICATION APPARATUS, WIRELESS COMMUNICATION METHOD, WIRELESS COMMUNICATION SYSTEM, AND PROCESSING APPARATUS
Document Type and Number:
Japanese Patent JP2013255143
Kind Code:
A
Abstract:

To implement MU-MIMO with hardly any changes made to DCF mechanism.

A wireless terminal station apparatus used in a wireless communication system including one wireless base station and a plurality of wireless terminal stations is assigned to belong to any one of a plurality of groups and comprises a back-off control unit that implements control such that a back-off value for performing random back-off for the wireless terminal station apparatus belonging to at least one group is selected from a set of back-off value candidates which is a set of predetermined limited number of values.


Inventors:
MASUDA YOKO
NANBA HIDEO
ONODERA TAKESHI
TOMEBA HIROMICHI
KUBOTA MINORU
Application Number:
JP2012130368A
Publication Date:
December 19, 2013
Filing Date:
June 08, 2012
Export Citation:
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Assignee:
SHARP KK
International Classes:
H04W74/08; H04J11/00; H04J99/00
Domestic Patent References:
JP2008533772A2008-08-21
JP2008211585A2008-09-11
JP2011217234A2011-10-27
JP2008533772A2008-08-21
JP2008211585A2008-09-11
JP2011217234A2011-10-27
Foreign References:
WO2011087613A22011-07-21
WO2011084541A12011-07-14
WO2011087613A22011-07-21
WO2011084541A12011-07-14
Other References:
JPN6016013753; Ｈ．Ｋｗｏｎ，　Ｓ．Ｋｉｍ，　Ｂ．Ｇ．Ｌｅｅ: 'Ｏｐｐｏｒｔｕｎｉｓｔｉｃ　ｍｕｌｔｉ-ｃｈａｎｎｅｌ　ＣＳＭＡ　ｐｒｏｔｏｃｏｌ　ｆｏｒ　ＯＦＤＭＡ　ｓｙｓｔｅｍｓ' ＩＥＥＥ　Ｔｒａｎｓａｃｔｉｏｎｓ　ｏｎ　Ｗｉｒｅｌｅｓｓ　Ｃｏｍｍｕｎｉｃａｔｉｏｎｓ Ｖｏｌｕｍｅ：９，　Ｉｓｓｕｅ：５, 201005
JPN6016013753; Ｈ．Ｋｗｏｎ，　Ｓ．Ｋｉｍ，　Ｂ．Ｇ．Ｌｅｅ: 'Ｏｐｐｏｒｔｕｎｉｓｔｉｃ　ｍｕｌｔｉ-ｃｈａｎｎｅｌ　ＣＳＭＡ　ｐｒｏｔｏｃｏｌ　ｆｏｒ　ＯＦＤＭＡ　ｓｙｓｔｅｍｓ' ＩＥＥＥ　Ｔｒａｎｓａｃｔｉｏｎｓ　ｏｎ　Ｗｉｒｅｌｅｓｓ　Ｃｏｍｍｕｎｉｃａｔｉｏｎｓ Ｖｏｌｕｍｅ：９，　Ｉｓｓｕｅ：５, 201005
Attorney, Agent or Firm:
Yusuke Hiraki
Toshiaki Watanabe
Kenichi Imamura



 
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