Patent ID: 9661644
Date: 2017-05-23
CPC Classifications: H04W

Claim:
1. A wireless communication system for performing wireless communication between a base station and a terminal station by using white space, comprising: a base station including; a terminal station including: wherein the base station and the terminal station store information that includes a specific frequency that does not interfere with a primary user; wherein the first main control unit causes the base station to perform communication based on a communication standard while repeating a first period and a second period, wherein the used frequency control unit selects, at a time of entry into the base station, the specific frequency instead of the operating frequency that is not confirmed as a transmittable frequency defined by a TVWS database or a coexistence manager located outside of the terminal station depending on a position of the terminal station, and wherein the used frequency control unit selects the operating frequency after a list of transmittable frequency has been acquired via the base station during the second period and the operating frequency has been confirmed as a transmittable frequency for the terminal station.