S Yamada - US Patent 9,949,221, 2018 - Google Patents
Abstract A User Equipment (UE) configured for multi-cell communications is disclosed. The UE includes a processor and instructions stored in memory that is in electronic …
EH Dinan - US Patent 9,736,795, 2017 - Google Patents
(57) ABSTRACT A wireless device transmits a first signal in a first cell group and transmits a second signal in a second cell group. The wireless device adjusts a signal transmission …
W Ouchi, K Shimezawa, N Kusashima… - US Patent …, 2020 - Google Patents
US10694392B2 - Terminal device, base station device, and method - Google Patents US10694392B2 - Terminal device, base station device, and method - Google Patents Terminal …
KB Kwon, MC Jung, JH Ahn - US Patent 8,848,674, 2014 - Google Patents
This specification relates to an apparatus and method for performing random access in a wireless communication sys tem. This specification discloses a mobile station, including a …
EH Dinan - US Patent 8,526,310, 2013 - Google Patents
(57) ABSTRACT A wireless device receives message (s) configuring transmis sions of Sounding reference signals on a secondary cell in a secondary cell group. The wireless …
K Etemad, MH Fong, JK Fwu, H Niu - US Patent 9,578,616, 2017 - Google Patents
Technology for forming carrier aggregation timing advance groups in a heterogeneous network (HetNet) is disclosed. One method comprises assigning at least a first component …
C Wu, BP Sebire - US Patent 10,778,400, 2020 - Google Patents
A technique, including initiating an access procedure by making from a communication device an uplink transmission on one component carrier of a plurality of component carriers …
JH Jang, SH Kim, KI Jeong, BL Ng… - US Patent …, 2017 - Google Patents
Operation of a terminal for determining which time alignment timer is applied to a certain condition when specific timers operate for each carrier-wave group in the event a wireless …