| 摘要 |
<p>PROBLEM TO BE SOLVED: To easily connect and disconnect a portable telephone set to and from a portable information terminal and to facilitate the data communication. SOLUTION: A data communication device 3 consists of a portable information terminal 1 which performs the data processing and a portable radio telephone set 2 which is connected to the terminal 1 to transmit by radio the data which are outputted from the terminal 1 and to output the radio data received from the outside to the terminal 1. The terminal 1 has a slide guide part 16 where the telephone set 2 can be connected to and disconnected from the terminal 1. Meanwhile, the telephone set 2 has a coupling part 23 that can be attached to and detached from the part 16 of the terminal 1.</p> |
