INFORMATION COMMUNICATION TERMINAL EQUIPMENT AND BATTERY FOR PORTABLE TELEPHONE SET SUPPLYING POWER TO THE TERMINAL EQUIPMENT

摘要

PROBLEM TO BE SOLVED: To simply conduct data communication using a portable telephone set without losing the portability of the telephone set and to display received data or to allow an external display device to display the data. SOLUTION: The information communication terminal equipment to which a portable telephone set M having data input output terminals DT is removably connected is provided with an attaching/detaching part (recessed part) C having data input output terminals CN connecting to the data input output terminals DT when the telephone set M is loaded and the terminal equipment is provided with a small sized display device DP and incorporates a communication control circuit making data transmission reception with an external information communication equipment via the portable telephone set M and displays information corresponding to reception data.