Patent ID: 9247499
Filing Date: 2016-01-26
CPC Classification: H04L,H04W,Y02D

Claim Text:
1. A method for saving power, performed by a user equipment in a wireless communication system, the method comprising: receiving configuration information regarding power-saving from a base station; and operating in a power-down mode in which the user equipment does not perform reception processes, in accordance with the received configuration information for power-saving, wherein the configuration information includes at least one of information regarding a point in time at which the base station is not scheduled to transmit packets to the user equipment, and information regarding a point in time at which the base station is scheduled to transmit a packet to the user equipment, wherein the configuration information includes a HARQ (Hybrid Automatic Retransmit reQuest) Identifier (ID) monitoring set indicating one or more subframes which the user equipment is required to operate in a power-up mode in which the user equipment performs reception processes, wherein the HARQ ID monitoring set is determined based on load, traffic size and channel status of the user equipment, and wherein the method further includes operating in the power-up mode in the subframes indicated by the HARQ ID monitoring set only.