Patent ID: 9485676
Filing Date: 2016-11-01
CPC Classification: H04L,H04W

Claim Text:
1. A wireless communication device used in a wireless network that includes a plurality of wireless communication devices, the wireless communication device comprising: a processor; and a memory, wherein each of the plurality of wireless communication devices has its own routing table that stores routing information to indicate a local destination of data with respect to a final destination device, each of the plurality of wireless communication devices informs the routing information stored in its own routing table to its adjacent devices, the processor detects, based on the routing information informed from the adjacent devices of the wireless communication device, a particular adjacent device from among the plurality of wireless communication devices that is adjacent to the wireless communication device and that transmits, to the wireless communication device, data addressed to the final destination device, the processor stores identification information that identifies the detected particular adjacent device in the memory, the processor generates search data that includes information indicating a search of a route to the final destination device, the processor broadcasts the search data to adjacent devices, and the processor decides that a bypass route from the particular adjacent device to the final destination device is not present when data that includes information indicating that the search data does not reach the final destination device is received from all particular adjacent devices for which identification information is stored in the memory.