US Patent No. 10,694,509

MULTI-CARRIER OPERATION FOR WIRELESS SYSTEMS


Patent No. 10,694,509
Issue Date June 23, 2020
Title Multi-carrier Operation For Wireless Systems
Inventorship Mo-Han Fong, Sunnyvale, CA (US)
Dong-Sheng Yu, Ottawa (CA)
Hosein Nikopourdeilami, Stittsville (CA)
Assignee BlackBerry Limited, Waterloo, Ontario (CA)

Claim of US Patent No. 10,694,509

1. A method in a mobile station, the method comprising:establishing a communication in a multi-carrier wireless communication system using a primary carrier;
receiving a first downlink control signaling via the primary carrier, the first downlink control signaling assigning at least one secondary carrier;
transmitting a channel quality indication via the primary carrier, the channel quality indication corresponding to the at least one secondary carrier; and
receiving a second downlink control signaling via the primary carrier, the second downlink control signaling changing the primary carrier to a second different primary carrier.