Claims
- 1. A private mobile communication system, comprising:
- a plurality of radio base stations, each including a private protocol processing section for transmitting and receiving private protocol information through a private control channel, a public protocol processing section for transmitting and receiving public protocol information through a private control channel, and a private control channel controlling section for inserting a private control signal into a control slot of a private control channel;
- a private exchange connected to said plurality of radio base stations and to a public network, including a private protocol controlling section for processing, using said private protocol, signals transmitted by portable or mobile radio equipment belonging to said private communication system, and a different system protocol controlling section for permitting access to said public network by portable or mobile radio equipment which does not belong to said private communication system, by using said public protocol through said private control channel; and
- a plurality of portable or mobile radio telephone equipment, which belong to a system different from said private communication system, selected from the group consisting of:
- 1) portable or mobile radio telephone equipment having a public control channel controlling section for inserting a public control signal into a control slot of a public control channel, a private control channel controlling section for inserting a private control signal into a control slot of a private control channel, a public protocol processing section for processing said public protocol information, and a first switch for connecting said public protocol processing section to either said public control channel controlling section or to said private control channel controlling section, said first switch connecting said public protocol processing section to said private control channel controlling section for passing authentication information pertaining to said portable or mobile radio telephone equipment to said public network through said private exchange for calls being placed to destinations on said public network from within said private communication system; and
- 2) portable or mobile radio telephone equipment having a public control channel controlling section for inserting a public control signal into a control slot of a public control channel, a private control channel controlling section for inserting a private control signal into a control slot of a private control channel, a public protocol processing section for processing said public protocol information, a private protocol processing section for controlling said private protocol information, a second switch for connecting said private control channel controlling section to either said private protocol processing section or said public protocol processing section, and a third switch for connecting said public control channel controlling section to said public protocol processing section, said second switch connecting said private control channel controlling section to said public protocol processing section for passing authentication information pertaining to said portable or mobile radio telephone equipment to said public network through said private exchange for calls being placed to destinations on said public network from within said private communication system, said second switch connecting said private control channel controlling section to said private protocol processing section for connecting itself to the telephones within said private communication system.
- 2. A private mobile communication system, comprising:
- a plurality of radio base stations each including a private protocol processing section to transmit/receive private protocol information through a private control channel, and a public protocol processing section to transmit/receive public protocol information through a private control channel;
- a private exchange connected to said plurality of radio base stations and to a public network, said private exchange including a private protocol controlling section for processing a signal transmitted by a portable or mobile radio telephone equipment that belongs to said private system by using said private protocol, and a different system protocol controlling section for permitting access to said public network by a portable or mobile radio telephone equipment which belongs to said private system based a signal transmitted using said public protocol through said private control channel;
- a plurality of portable or mobile radio telephone equipment, which belong to said private communication system, selected from the group consisting of:
- 1) portable or mobile radio telephone equipment having a private control channel controlling section for inserting a private control signal into a control slot of a private control channel, and a private protocol processing section for processing said private protocol information; and
- 2) portable or mobile radio telephone equipment being registered to have a public subscriber telephone number for personal use, having a public control channel controlling section for inserting a public control signal into a control slot of a public control channel, a private control channel controlling section for inserting a private control signal into a control slot of a private control channel, a public protocol processing section for processing said public protocol information, a private protocol processing section for controlling said private protocol information, a first switch for connecting said private control channel controlling section to either said private protocol processing section or said public protocol processing section, and a second switch for connecting said public control channel controlling section to said public protocol processing section, said first switch connecting said private control channel controlling section to said public protocol processing section for passing authentication information pertaining to said portable or mobile radio telephone equipment to said public network through said private exchange for calls being placed to destinations on said public network from within said private communication system; wherein
- said private exchange includes a position registering/calling section which stores an identification number of a radio base station covering a zone corresponding to a current position of said portable or mobile radio telephone equipment of group (2) upon performance of a position registration of said portable or mobile radio telephone equipment of group (2), and when there is an incoming call from said public network to said portable or mobile radio telephone equipment, said private exchange calls said portable or mobile radio telephone equipment through the radio base station corresponding to the identification number stored in said exchange.
Priority Claims (1)
Number |
Date |
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Kind |
4-265892 |
Oct 1992 |
JPX |
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CROSS REFERENCE TO RELATED APPLICATIONS
This application is a continuation-in-part of application Ser. No. 08/910,235, filed Aug. 13, 1997, U.S. Pat. No. 5,870,677 which in turn is a continuation of application Ser. No. 08/418,871, filed Apr. 7, 1995 (now abandoned), which in turn is a continuation-in-part of application Ser. No. 08/130,850, filed Oct. 4, 1993 (now abandoned).
US Referenced Citations (9)
Continuations (1)
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Date |
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Parent |
418871 |
Apr 1995 |
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Continuation in Parts (2)
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Number |
Date |
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Parent |
910235 |
Aug 1997 |
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Parent |
130850 |
Oct 1993 |
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