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Title:
METHOD AND APPARATUS FOR DETERMINING MODULATION AND CODING SCHEME FEEDBACK IN WIRELESS LOCAL AREA NETWORK SYSTEM
Document Type and Number:
WIPO Patent Application WO/2012/067393
Kind Code:
A1
Abstract:
The present invention relates to a method of determining a Modulation and Coding Scheme (MCS) feedback in a Wireless Local Area Network (WLAN) system, including an MCS FeedBack (MFB) responder receiving a first frame, including a request message requesting to send the MFB, from an MFB requester and the MFB responder sending the MFB, including a recommended MCS value, to the MFB requester. The recommended MCS value is derived with reference to at least one of unsolicit type information indicative of a type of the MFB, transmit type information indicative of a transmission type of data, coding type information indicative of a coding scheme applied to the data, a group ID indicative of a group of target stations (STAs) to which the data will be transmitted, and MFB bandwidth information indicative of a bandwidth of a channel.

Inventors:
ROH DONG WOOK (KR)
SOHN ILL SOO (KR)
SONG KYOUNG YOUNG (KR)
LEE DAE WON (KR)
SEOK YONG HO (KR)
Application Number:
PCT/KR2011/008677
Publication Date:
May 24, 2012
Filing Date:
November 14, 2011
Export Citation:
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Assignee:
LG ELECTRONICS INC (KR)
ROH DONG WOOK (KR)
SOHN ILL SOO (KR)
SONG KYOUNG YOUNG (KR)
LEE DAE WON (KR)
SEOK YONG HO (KR)
International Classes:
H04L27/26; H04B7/04; H04B7/26
Foreign References:
KR20080084406A2008-09-19
KR20060106899A2006-10-12
KR20070049050A2007-05-10
Attorney, Agent or Firm:
YANG, Moon Ock (2F. Samheung Yeoksam Bldg.735-10 Yeoksam-dong, Gangnam-gu, Seoul 135-080, KR)
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