Patent ID: 8971817
Filing Date: 2015-03-03
Classification: H04B,H04W

Abstract:
1. A communication apparatus comprising: a first wireless communication unit that performs a wireless communication in conformity with a first communication method; and a second wireless communication unit that can perform a directional wireless communication in conformity with a second communication method using a frequency band higher than the first communication method, wherein a control frame including control information for effecting a coordination with one or more communication parties that perform a wireless communication in conformity with the second communication method is transmitted from the first wireless communication, wherein with respect to the one or more communication parties, a frame including information for specifying a timing when the one or more communication parties should transmit a link maintenance frame for checking a validity of a communication link in conformity with the second communication method is transmitted from the first wireless communication unit in conformity with the first communication method, and wherein at the transmission timing, the second wireless communication unit transmits the link maintenance frame in conformity with the second communication method.