Patent ID: 9516646
Filing Date: 2016-12-06
CPC Classification: H04L,H04W

Claim Text:
1. A control method of switching frequency bands used in communication by a wireless station capable of communication in two or more frequency bands, the method comprising: setting a timeout value to a first timeout value; performing a switching setup sequence during communication in a first frequency band among the two or more frequency bands, wherein the switching setup sequence includes transmitting the timeout value used in switching to communication in a second frequency band among the two or more frequency bands to a peer wireless station, using the first frequency band which is being used for communication; and performing switching to the second frequency band when a time of the timeout value elapses from when the switching setup sequence is completed, wherein when the switching setup sequence is completed and a change in a communication state is detected before the time of the timeout value elapses, the timeout value is changed to a second timeout value according to the change in the communication state and switching re-setup is performed.