US 11,690,122 B2
Connection re-establishment method and related device
Li Chen, Chang'an Dongguan (CN); Yumin Wu, Chang'an Dongguan (CN); and Jing Liang, Chang'an Dongguan (CN)
Assigned to VIVO MOBILE COMMUNICATION CO., LTD., Guangdong (CN)
Filed by VIVO MOBILE COMMUNICATION CO., LTD., Chang'an Dongguan (CN)
Filed on Sep. 30, 2020, as Appl. No. 17/38,929.
Application 17/038,929 is a continuation of application No. PCT/CN2019/081235, filed on Apr. 3, 2019.
Claims priority of application No. 201810302209.1 (CN), filed on Apr. 4, 2018.
Prior Publication US 2021/0014922 A1, Jan. 14, 2021
Int. Cl. H04W 4/00 (2018.01); H04W 76/19 (2018.01); H04W 36/08 (2009.01)
CPC H04W 76/19 (2018.02) [H04W 36/08 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A connection re-establishment method, applied to a terminal, the method comprising:
performing a handover process;
initiating a connection re-establishment on a first node if a re-establishment trigger condition is satisfied by the terminal,
wherein the first node comprises target node in the handover process;
wherein the re-establishment trigger condition comprises at least one of the following:
handover failure, connection establishment failure, connection re-establishment failure, preset re-establishment conditions, and radio link failure RLF, wherein the handover failure comprises that the number of handover attempts reaches a first preset number.