WIRELESS COMMUNICATION APPARATUS, WIRELESS COMMUNICATION SYSTEM, WIRELESS COMMUNICATION METHOD AND PROGRAM

摘要

A wireless communication apparatus is provided that performs wireless communication using a specified wireless channel and forms part of an ad hoc wireless network. The device includes a recording portion that records country ID information and recording-time information in to a storage medium, where the recording-time information indicates the time at which the country ID information was recorded in to the storage medium, a time determination portion that uses the recording-time information to determine whether a predetermined time period has elapsed from the time at which the country ID information was recorded, and a channel setting portion that, when the predetermined time period has not elapsed from the time at which the country ID information was recorded in the storage medium, sets a wireless channel to a frequency channel that can be used in the country indicated by the country ID information recorded in the storage medium.

主权项

1: An electronic device comprising:
circuitry configured to store or extract a first country ID code that indicates a country setting of the electronic device; perform a first determination whether the first country ID code is valid or not; in case the first country ID code is determined valid, transmit a signal frame to another electronic device via a direct communication link without a base station, the signal frame including first information representing the first country ID code; obtain second information representing a second country ID code; and perform the wireless communication via the direct communication link by a frequency channel that belongs to available band group in accordance with the first country ID code.