Title:
RANDOM ACCESS METHOD, APPARATUS AND SYSTEM, AND STORAGE MEDIUM
Document Type and Number:
WIPO Patent Application WO/2021/000295
Kind Code:
A1
Abstract:
The present disclosure relates to a random access method, apparatus and system, and a storage medium, belonging to the technical field of communications. The method comprises: a terminal sending, on a first time frequency resource, a preamble in a random access message according to a system message sent by an access network device, and sending, on a second time frequency resource, a load in the random access message; the terminal acquiring a random access response message sent by the access network device; and if a first terminal identifier in the random access response message is the same as a second terminal identifier of the terminal, determining, according to whether the random access response message comprises a C-RNTI, whether to send an acknowledgement message to the access network device, wherein the acknowledgement message is used for informing the access network device that the terminal has received the C-RNTI. The present disclosure can ensure the integrity of a random access flow while omitting a step of a random access process.
Inventors:
DONG XIANDONG (CN)
Application Number:
PCT/CN2019/094591
Publication Date:
January 07, 2021
Filing Date:
July 03, 2019
Export Citation:
Assignee:
BEIJING XIAOMI MOBILE SOFTWARE CO LTD (CN)
International Classes:
H04W74/08; H04W72/04
Domestic Patent References:
| WO2018141265A1 | 2018-08-09 | |||
| WO2018102966A1 | 2018-06-14 |
Foreign References:
| CN109863816A | 2019-06-07 | |||
| CN108377558A | 2018-08-07 |
Other References:
SPREADTRUM COMMUNICATIONS: "Considerations on 2-step RACH procedure", 3GPP DRAFT; R1-1906367 CONSIDERATIONS ON 2-STEP RACH PROCEDURE, vol. RAN WG1, 2 May 2019 (2019-05-02), Reno, USA, pages 1 - 7, XP051708402
SAMSUNG: "2 Step RA: MsgA Aspects", 3GPP DRAFT; R2-1905719_2 STEP RA_MSGA ASPECTS, vol. RAN WG2, 2 May 2019 (2019-05-02), Reno, USA, pages 1 - 5, XP051710073
SAMSUNG: "2 Step RA: MsgA Aspects", 3GPP DRAFT; R2-1905719_2 STEP RA_MSGA ASPECTS, vol. RAN WG2, 2 May 2019 (2019-05-02), Reno, USA, pages 1 - 5, XP051710073
Attorney, Agent or Firm:
BEIJING SAN GAO YONG XIN INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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