Method and apparatus of converting TV channels into WLAN channels in a wireless local area network system

In the WLAN (Wireless Local Area Network) system, converting the TV channel to the WLAN channel it is disclosed. And in the apparatus for receiving the WSM converting the TV channel to a WLAN channel, WSM includes a list of available TV channels. And TV channel bandwidth using the start frequency of the WLAN channel bandwidth, and the available TV channels, find a first center frequency of each channel of the WLAN to the available TV channels in each frequency region exists. The TV channel bandwidth and the WLAN channel bandwidth has been set in advance.