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Title:
METHOD FOR SELECTING OF SIDELINK GRANT FOR A D2D UE IN A D2D COMMUNICATION SYSTEM AND DEVICE THEREFOR
Document Type and Number:
WIPO Patent Application WO/2016/117940
Kind Code:
A1
Abstract:
The present invention relates to a wireless communication system. More specifically, the present invention relates to a method and a device for selecting of sidelink grant for a D2D UE in a D2D communication system, the method comprising: configuring a resource pool in which the UE selects a sidelink grant for transmitting sidelink data; and selecting a first set of sidelink grants for a first Sidelink Control period (SC period) from the resource pool to transmit a sidelink data; and selecting a second set of sidelink grants for a second SC period from the resource pool if amount of available sidelink data cannot be transmitted using remaining sidelink grants among the first set of sidelink grants in the first SC period, wherein the remaining sidelink grants among the first set of sidelink grants are sidelink grants configured in one or more subframes within the first SC period starting from a subframe in which the UE selects the second sidelink grant to a last subframe of the first SC period.

Inventors:
LEE SUNYOUNG (KR)
YI SEUNGJUNE (KR)
Application Number:
PCT/KR2016/000652
Publication Date:
July 28, 2016
Filing Date:
January 21, 2016
Export Citation:
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Assignee:
LG ELECTRONICS INC (KR)
International Classes:
H04W72/02; H04W72/04
Domestic Patent References:
WO2014189338A12014-11-27
Foreign References:
US20140094183A12014-04-03
Other References:
MOTOROLA MOBILITY: "Introduction of D2D (ProSe", R1-145494, 3GPP TSG-RAN WG1 MEETING #79, 7 December 2014 (2014-12-07), San Francisco, USA
QUALCOMM INCORPORATED ET AL.: "Introduction of ProSe", R2-145417, 3GPP TSG-RAN WG2 #88, 29 November 2014 (2014-11-29), San Francisco, USA, XP050920855
ASUSTEK: "Discussion on Random Access for D2D", R2-144979, 3GPP TSG-RAN WG2 MEETING #88, 7 November 2014 (2014-11-07), San Francisco, USA, XP050886488
Attorney, Agent or Firm:
KIM, Yong In et al. (7th Floor 82, Olympic-ro,Songpa-ku, Seoul, KR)
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