Patent ID: 8451810

Claim:
A wireless LAN system, comprising: an access point and a terminal that includes a device for wireless LAN connection is capable of simple connection setting for wireless LAN; said terminal comprises: a simple connection setting recorder to record a plurality of simple connection setting programs for setting of security level and ESS-ID corresponding to each methods of simple connection setting in a nonvolatile recording medium, an access point identifier to identify method of simple connection setting by detecting an information that is output by the access point, a connection setting selector to select a simple connection setting program corresponding to the method of simple connection setting which the access point identifier identified among the simple connection setting programs recorded in the simple connection setting recorder, wherein the access point identifier identifies the program of simple connection setting by detecting information stored in a beacon or probe response output by the access point, wherein the information comprises a service set ID which can be converted into a special mode or a new ID which can be set in the information, a connection setting processor to read out a simple connection setting program selected by the connection setting selector, and to carry out setting of security level and ESS-ID for the access point, wherein the access point identifier and the connection setting selector detect the method of simple connection setting for the access point as a first step, and the connection setting processor carry out the setting of security level and ESS-ID as a second step in order to connect with the access point.