RADIO LAN TERMINAL DEVICE, PORTABLE INFORMATION TERMINAL SYSTEM, PORTABLE TELEPHONE, RADIO LAN COMMUNICATION METHOD, SERVICE PROVIDING METHOD, AND CALL TERMINATION TRANSFER METHOD

摘要

PPROBLEM TO BE SOLVED: To prevent an increase of the size of an external connection apparatus having added functions of a radio LAN terminal such as portable information terminals, etc. and make a radio LAN terminal usable singly in addition that it is connectable to the external connection apparatus such as portable information terminals, etc. PSOLUTION: A portable radio LAN terminal capable of being mounted on the external connection terminal of a portable external connection apparatus such as portable information terminals, etc. comprises a body 2, means 6-9 provided in the body 2 for transmitting/receiving signals over radio LAN lines, a means 11 for feeding power to units from a power storing means provided or removably mounted in the body 2, a connection terminal 13 provided in the body 2 and mountable on the external connection terminal, and first sound output means 12, 15 provided in the body for outputting sounds, on the basis of the signals received by the transmitting/receiving means 6-9. PCOPYRIGHT: (C)2005,JPO&NCIPI