RADIO EQUIPMENT, DIGITAL CORDLESS TELEPHONE EQUIPMENT AND ITS MASTER SET

摘要

PROBLEM TO BE SOLVED: To constitute a radio equipment speedily switching multi-slots by inexpensively constitute a radio equipment by providing plural radio modules of general purpose and switching the radio modules, and to inexpensively constitute a radio equipment by using the radio module of general purpose. SOLUTION: The master set 30 of a digital cordless telephone equipment is provided with the 2-slot radio modules 31 and 32 of the same constitution as 2-slot radio module 2 of slave sets 1A and 1B as the constitution of its radio circuit part and is provided with an RF switch 33 and a radio control part 34. The part 34 controls each of the modules 31 and 32 to be active only in a period in which each of them transmits/receives a radio signal. Then the switch 33 is controlled to connect the module 31 or 32 to be activated and an antenna 35. The increase of the number of slots is easily dealt with by adopting the radio modules of general purpose.