US 11,700,663 B2
Control method of user equipment and user equipment
Chongming Zhang, Shanghai (CN); Renmao Liu, Shanghai (CN); and Shohei Yamada, Sakai (JP)
Assigned to SHARP KABUSHIKI KAISHA, Osaka (JP); and FG Innovation Company Limited, New Territories (HK)
Appl. No. 17/258,970
Filed by SHARP KABUSHIKI KAISHA, Sakai (JP); and FG Innovation Company Limited, Tuen Mun (HK)
PCT Filed Jul. 9, 2019, PCT No. PCT/CN2019/095232
§ 371(c)(1), (2) Date Jan. 8, 2021,
PCT Pub. No. WO2020/011157, PCT Pub. Date Jan. 16, 2020.
Claims priority of application No. 201810754064.9 (CN), filed on Jul. 10, 2018.
Prior Publication US 2021/0127447 A1, Apr. 29, 2021
Int. Cl. H04W 76/19 (2018.01); H04W 76/15 (2018.01); H04W 76/18 (2018.01); H04W 76/27 (2018.01); H04W 80/02 (2009.01); H04W 84/18 (2009.01)
CPC H04W 76/19 (2018.02) [H04W 76/15 (2018.02); H04W 76/18 (2018.02); H04W 76/27 (2018.02); H04W 80/02 (2013.01); H04W 84/18 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A control method for a user equipment (UE), the control method comprising:
communicating with a master cell group (MCG) and a secondary cell group (SCG); and
upon detecting a failure in an MCG transmission:
executing an MCG failure processing operation,
sending a message to a base station indicating information related to the failure,
starting a resume timer upon sending the message to the base station, and
triggering a radio resource control (RRC) connection re-establishment procedure when the resume timer expires.