(57) ABSTRACT A communication apparatus searches for other communica tion
apparatuses each of which can execute, as a proxy of the communication apparatus, at least …

A communication apparatus has a communication function capable of transmitting/receiving
a wireless signal to/from another communication apparatus during a period of a …

A communication apparatus capable of at least one of reception and transmission of a
predetermined radio signal as a proxy for another communication apparatus, the …

A communication apparatus that includes a transceiver capable of communicating with the
first another communication apparatus operable in accordance with information of a …

(57) ABSTRACT A communication apparatus connectable to a communica tion network
notifies the presence of the communication apparatus using a communication channel …

A communication apparatus transmits or receives wireless signals in a period with a
predetermined length and occurring at a predetermined time interval, processes at least one …

The present invention relates to a communication system, a communication device and a
method, and a program, wherein appropriate communication settings according to the com …

(57) ABSTRACT A communication apparatus is capable of communicating with another
communication apparatus by a first communi cation scheme and by a second …

A communication apparatus operable to perform communication with another
communication apparatus that supports a first version of a predetermined communication …

There is provided a communication apparatus capable of performing first communication
with a first other communication apparatus in a first duration which comes at a …