Patent ID: 9237523
Filing Date: 2016-01-12
CPC Classification: H04W,Y02D

Claim Text:
1. A method of establishing a sleep mode operation between a mobile station and a serving base station in a wireless communications system, the sleep mode comprises a plurality of sleep cycles, the method comprising: (a) determining a predefined traffic characteristic of a data transmission traffic flow between the mobile station and the serving base station, wherein the data transmission traffic flow is a multi-rate traffic flow that comprises data traffic with different characteristics and different traffic rates; and (b) applying one or multiple sets of sleep cycle parameters to each sleep cycle based on the determined traffic characteristic, wherein each sleep cycle comprises a sleep window and a listening window, wherein each set of sleep cycle parameters comprises a sleep cycle length and a listening window length, wherein a first set of sleep cycle parameters is applied when the determined traffic characteristic of the data transmission traffic flow has a first traffic rate, and wherein a second set of sleep cycle parameters is applied when the determined traffic characteristic of the same data transmission traffic flow is changed to a second traffic rate.