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Patent Searching and Data


Title:
METHOD FOR TRANSMITTING RANDOM ACCESS CHANNEL SIGNAL, USER EQUIPMENT, METHOD FOR RECEIVING RANDOM ACCESS CHANNEL SIGNAL, AND BASE STATION
Document Type and Number:
WIPO Patent Application WO/2018/203628
Kind Code:
A1
Abstract:
User equipment in a wireless communication system receives RACH configuration information including preamble format information indicating a first format and transmits an RACH preamble in the first format. The RACH preamble in the first format includes a cyclic prefix (CP) part and a sequence part in a time domain. The RACH preamble in the first format satisfies the following: the CP length of the RACH preamble in the first format is N times the CP length NCP of an OFDM symbol, wherein N represents the number of OFDM symbols used for the transmission of the RACH preamble and is greater than 1.

Inventors:
KIM EUNSUN (KR)
KO HYUNSOO (KR)
KIM KIJUN (KR)
YOON SUKHYON (KR)
Application Number:
PCT/KR2018/004959
Publication Date:
November 08, 2018
Filing Date:
April 27, 2018
Export Citation:
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Assignee:
LG ELECTRONICS INC (KR)
International Classes:
H04L27/26; H04J13/00; H04W74/08
Foreign References:
US20150078219A12015-03-19
US20160337988A12016-11-17
Other References:
HUAWEI ET AL.: "RACH Preamble Design for NR", R1-1700034, 3GPP TSG RAN WG1 NR AD HOC MEETING, 9 January 2017 (2017-01-09), Spokane, USA, XP051202460
SAMSUNG: "RACH Preamble Design", R1-1702908, 3GPP TSG RAN WG1 #88, 7 February 2017 (2017-02-07), Athens, Greece, XP051210052
INTEL CORPORATION: "PRACH Preamble and Resource Allocation", R1-1700332, 3GPP TSG RAN WG1 MEETING NR AD-HOC, 10 January 2017 (2017-01-10), Spokane, USA, XP051202810
See also references of EP 3471364A4
Attorney, Agent or Firm:
KIM, Yong In et al. (KR)
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