Portable telephone set

Abstract

Abstract PURPOSE:To omit both the position registration processing and the charge processing at the exchange side by adopting the constitution to detect the outgoing communication for a prescribed significant information part is made, and to stop the transmission function. CONSTITUTION:A call unit control section 28 to control a call unit being significant information stores an initial call unit in advance and call units stored in a call unit information storage means 29 are decremented by '1' when a charge signal is received through the connection to a line of an opposite party. When the remaining call unit reaches '0' during talking, and a charging signal is further inputted, power supply to a radio transmission reception section 20 and a dial signal generator 26 is interrupted with an end detection signal from a call unit discrimination means 32 to make the talking disable. Thus, it is not required for registration of position information or charge processing by an ID code for an exchange station side and the similar processing for a line of a public telephone set is enough.

Inventors

• 👤 Kiyohiro Ishizumi
• 👤 石積　清博
• 👤 Sunao Furukawa
• 👤 布留川　直

Bibliographic Details