Patent ID: 9713139
Date: 2017-07-18
CPC Classifications: H04J,H04L,H04W

Claim:
1. A method for transmitting, by a base station, signals in a communication system, the method comprising: transmitting, to a mobile station via a primary carrier band of the mobile station, carrier aggregation configuration information informing the mobile station of a subsidiary carrier band for the mobile station; and receiving, from the mobile station, uplink control information for the subsidiary carrier band via the primary carrier band, wherein the carrier aggregation configuration information includes a physical identification of a frequency allocation band used as the subsidiary carrier band and a logical identification assigned to the subsidiary carrier band for the mobile station, wherein the physical identification includes one of plural absolute frequency band indexes assigned to frequency allocation bands available in the communication system, and wherein the logical identification includes a logical index assigned to the subsidiary carrier band identifying the subsidiary carrier band from among a plurality of frequency allocation bands managed by a medium access control (MAC) layer above a physical layer.