Patent ID: 8385301
Filing Date: 2013-02-26
Classification: H04W,Y02D

Abstract:
1. A method of increasing operation time in an IEEE802.15.4-2006 beacon based wireless sensor network (WSN), the method comprising: receiving a beacon frame from an upper parent coordinator; comparing a network address included in a region of the beacon frame with a network address of a coordinator; and if the network address included in the region of the beacon frame is the same as the network address of the coordinator, the coordinator receiving the data from the upper parent coordinator during the receiving super frame active period and changing a receiving super frame active period to a receiving super frame non-active period, and, if the network address included in the region of the beacon frame is not the same as the network address of the coordinator, the coordinator does not receive the data from the upper parent coordinator during the receiving super frame active period, and changing from the receiving super frame active period to the receiving super frame non-active period.