| 摘要 |
One embodiment of the present invention discloses a method for acquiring information on an occupied channel of a device (hereinafter, "information service device") which subscribes to an information service in order to allocate a channel to a device (hereinafter, "management service device") which subscribes to a management service in a television white space (TVWS) network, in which the information service device and the management service device coexist. The method is performed by a management device, and comprises the steps of: transmitting, to the information service device, an occupied channel query request message for inquiring about information on a channel which the information service device is occupying; and receiving, from the information service device, an occupied channel query response message including information on a channel which the information service device is occupying, wherein the occupied channel query request message includes an ID of the information service device and information on a measurement period of the channel being occupied, and the information service device and the management service device may be TVWS devices. |
