Patent ID: 7269418

Claim:
A wireless communication apparatus for connecting a plurality of wired networks with wireless communication, comprising: address information storage means for storing address information of other wireless communication apparatuses with which wireless communication can be established; transmitted data frame reception means for receiving a transmitted data frame from a terminal on one of the plurality of wired networks being linked by a wired connection; address information conversion means for converting address information of said terminal included in the transmitted data frame, into address information of said wireless communication apparatus; radio transmission means for transmitting the transmitted data frame by radio; radio reception means for receiving a radio signal from one of said other wireless communication apparatuses; address information comparison means for comparing address information of said one of said other wireless communication apparatuses included in a received data frame of the radio signal, with the address information stored in said address information storage means; and received data frame destruction means for destructing the received data frame depending on a comparison result of said address information comparison means.