Patent ID: 7849218
Filing Date: 2010-12-07
Classification: H04L

Abstract:
1. A logical address assignment method for use in a wireless communication system that includes a plurality of node devices including at least two wireless communication devices and each transmitting and receiving CEC messages of HDMI, each of the at least two wireless communication devices comprising a wired interface, a wireless interface, and an address list memory, the logical address assignment method including steps of: by each of the wireless communication devices, storing logical addresses of node devices connected through the wired interface and logical addresses of node devices connected through the wireless interface, in the address list memory; and by one of the at least two wireless communication devices, determining a destination logical address of a polling message received through the wired interface based on contents of the address list memory when the polling message is received through the wired interface, and transmitting an ACK signal for the received polling message through the wired interface in the case that the destination logical address of the polling message is a logical address of a node device connected through the wireless interface.