ApplicationNo. 05/829061 filed on 08/30/1977
US Classes:455/424, System equipment455/450Channel allocation
ExaminersPrimary: Claffy, Kathleen H.
Assistant: Chayt, Kenneth A.
Attorney, Agent or Firm
International ClassesH04Q 7/20 (20060101)
H04Q 7/38 (20060101)
H04Q 7/30 (20060101)
Foreign Application Priority Data1976-08-30 JP
AbstractIn a mobile telephone system of the type in which the service area of the system is divided into a plurality of radio zones, mobile-system base stations are installed in respective radio zones, each mobile-system base station is connected to a mobile-system control unit through a common control channel and a plurality of speech channels, and the mobile-system control unit is connected to an existing telephone network via a mobile-system exchange unit, there are provided signal lines extending between the mobile-system base stations and the mobile-system control unit and between the mobile-system control unit and the mobile-system exchange unit and respectively combined with each of the speech channels. These signal lines are used to determine the state of the speech channels, and to transmit control and information signals.