Patent ID: 9264993
Filing Date: 2016-02-16
CPC Classification: H04W,Y02D

Claim Text:
1. A method of a low duty mode (LDM) operation carried out by a femto base station, the method comprising: determining whether there are no mobile stations attached to the femto base station; and entering the LDM operation according to LDM pattern parameters for the LDM when it is determined that there are no mobile stations attached to the femto base station, wherein the LDM pattern parameters include information related to an available interval and information related to a LDM start timing, and wherein the LDM operation is performed by: activating an air interface during the available interval, and deactivating transmission on the air interface during an unavailable interval based on the LDM pattern parameters, wherein a length of the available interval is in unit of four frames, wherein each of the four frames has a length of 5 ms, and wherein a length of the unavailable interval is in unit of four frames.