JP2881972B2 - Mobile radio telephone system - Google Patents

Abstract

PURPOSE:To attain the reception of a message while a subscriber is absent by monitoring the operating state of a radio line by a base station, sending the message subject to alternative reception previously through an idle line to a mobile station and storing the message at the mobile station. CONSTITUTION:When a mobile station 13 receives a channel designation signal in the absence registration state, radio line connection is implemented to receive a message through a channel designated by the control of a mobile station control section 132. When a radio line for deputy reception message transmission radio line is connected with the mobile station 13 by a line controller 11 of a base station 1, a control section 116 connects a voice storage device 114 to a radio equipment interface section 112 through a line switch 111 to send the message of deputy reception to the mobile station 13. On the other hand, the mobile station 13 receives the message sent from the base station 1 through a transmission/reception section 131 and stores the voice storage device 133 of the mobile station 13. A subscriber having left the mobile station 13 listens to the message stored in the voice storage device 133 when the subscriber returns to the equipment.

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention comprises a base station connected to a general subscriber telephone network by a subscriber line and connected to a mobile station by a radio line, and a plurality of mobile stations. Mobile radio telephone system, in particular, a mobile radio system in which a mobile station is called by a second dialing method in which a user dials a representative number of a system to which the mobile station subscribes, calls the system, and then dials a subscriber number of the mobile station. Telephone system.

[Conventional technology]

In a conventional mobile radio telephone system, when a call is received from a general subscriber telephone network to the system, if the system is in an acceptable state, a response is received, a subscriber number of the mobile station is received by a second dial, and Upon receiving the number, the system checks whether the subscriber number is the subscriber number of the mobile station subscribed to the own system, and if the subscriber is the own system, calls the corresponding mobile station. If the subscriber is away from the mobile station, the mobile station will just ring and respond well, and for the caller of the general subscriber telephone network,
The system was incapable of talking with mobile subscribers.

[Problems to be solved by the invention]

In the above-mentioned conventional mobile radio telephone system, when a subscriber receives a call from a general subscribed telephone network to a mobile station leaving the mobile station, the base station attempts to connect the mobile station to a radio line for communication. Then, since the ringing tone is transmitted until a response is received from the mobile station, the caller cannot make a call. In this case, the mobile radio telephone system uses a radio channel for the absent subscriber. Assignment control is performed, and there is a disadvantage that a wireless channel is wasted.

[Means for solving the problem]

The mobile radio telephone system according to the first invention is connected to a general subscriber telephone network by a subscriber line and controls communication of the entire system, and transmits and receives radio signals by connecting to the line control device. A base station including a wireless device;
A plurality of mobile stations subscribing to the base station that performs radio communication with the base station via the radio device, and when the mobile station is called from a subscribed terminal of the general subscribed telephone network, the mobile station is subscribed. In a mobile radiotelephone system for calling a mobile station of the called station by dialing a personal number, the base station stores absence registration information from the mobile station, and absence registration information of the mobile station. A message storage means for receiving a message from a caller when receiving an incoming call to a mobile station registered for absence and storing the message; and Transmitting means for transmitting the message stored in the message storing means, the base station has a channel management means for managing the use status of all radio channels assigned to the system, The channel management means, when the number of radio channels used is less than a predetermined set value, has a transmission means for transmitting the message, the mobile station is absent registration means for performing absence registration to the base station, ,
It has automatic response means for automatically responding to a call from the base station when absence registration has been completed, and received message storage means for receiving and storing a message transmitted from the base station. The mobile radio telephone system according to the second aspect of the present invention is connected to a general telephone network by a subscriber line and controls communication of the whole system, and transmits and receives radio signals by connecting to the line control device. A base station composed of a wireless device, and a plurality of mobile stations subscribed to a system that performs wireless communication with the base station via the wireless device. In a mobile radio telephone system for calling a mobile station on the called side by dialing a subscriber number of the mobile station when making a call, the base station is a telephone of the general telephone network from the mobile station. Absentee registration storage means for storing absentee registration when an absentee registration request code transmitted in place of a number is received; managing means for managing absentee registration information of the mobile station; Message storing means for receiving a message from a caller at the time of a call and storing the message; and transmitting means for transmitting the message stored in the message storing means to the mobile station registered as absent. The mobile station receives a message transmitted from the base station; an absence registration unit for performing absence registration with the base station; an automatic response unit for automatically responding to a call from the base station when the absence registration is completed; Receiving message storing means for storing the received message.

〔Example〕

 Next, the present invention will be described with reference to the drawings.

 FIG. 1 is a block diagram showing one embodiment of the present invention.

In FIG. 1, a mobile radio telephone system according to the present embodiment includes a base station 1 connected to a general subscriber telephone network 10 via a subscriber line 100, and a mobile station 13 connected to the base station 1 via a radio line. The base station 1 includes a line connection device 11,
And a line controller 11 which is a subscriber line.
Subscriber line interface 110 that interfaces to 100
A wireless device interface unit 112 for interfacing with the wireless device 12, a voice storage device 114 for intercepting and storing a caller's message, and a subscriber memory 113 for storing the presence / absence registration of the mobile station 113, etc. A system information storage device 115 for storing the state of an idle channel line of the system according to the present embodiment, the presence or absence of an alternate reception message for the mobile station 13, etc.
Switch 1 that connects the audio storage device 114
And a control unit 116 for controlling the entire line control device 11. The mobile station 13 interfaces with the wireless device 12 and transmits and receives voice and control signals to and from the base station 1 by radio. , A voice storage device 133 for storing a message sent from the base station 1, a subscriber interface unit 134 for inputting settings for absence registration, and a mobile station control 132 for controlling the entire mobile station 13. Make up.

 Next, the operation of this embodiment will be described.

The subscriber of the mobile radio telephone system of this embodiment
, The subscriber sets the absence registration through the subscriber interface unit 134 of the mobile station 13. Mobile station controller 1
When recognizing the absence registration setting, the absence transmission signal containing the absence registration request code is transmitted through the transmission / reception unit 131 via the transmission / reception unit 131, instead of the telephone number of the general telephone network.

The channel control device 11 of the base station 1 receives the signal transmitted from the mobile station 13 by the wireless device 12 and analyzes the signal by the wireless device interface unit 112. When an absence registration signal is received,
The control unit 116 changes the information of the mobile station in the subscriber memory 113 and registers the absence.

When there is an incoming call from the general subscriber telephone network 10 to the mobile radio telephone system of the present embodiment, the subscriber line interface unit 110 detects the incoming call. The subscriber line interface unit 110 responds to the general subscriber telephone network 10 when the control unit 116 is notified of the acceptable state, and receives the subscriber number of the mobile station from the caller by the second dial. I do. Control unit 116
Checks the received subscriber number against the contents of the subscriber memory 113, and if the subscriber number of the mobile station 13 subscribes to the own system, performs a connection operation.

At this time, the mobile station 13 of the corresponding subscriber number is stored in the subscriber memory.
If it is known from the content of 113 that the absence is registered, the line control device 11 of the base station 1 does not perform a normal connection operation of allocating an open radio channel and calling the corresponding mobile station 13. The control unit 116 controls the line switch 111 to connect the voice storage unit 114 to the subscriber line 100 having an incoming call to the mobile station 13 registered with the absence through the subscriber interface unit 110, and from the voice storage unit 114 to the general subscriber. A caller of the telephone network 10 is notified of a message transmission request to the mobile station 13. The voice storage device 114 stores the message of the caller transmitted through the subscriber line 100. The system information storage device 115 stores operation information indicating whether or not each wireless line is open and information indicating whether or not a message to the mobile station 13 registered as absent is being received by proxy. Control unit 116
Periodically checks the contents of the system information storage device 115 and, if the number of vacant channels of the wireless line is equal to or greater than the set value, and if a message to the mobile station 13 registered as absent is received by proxy, the message transmission process Perform Control unit 116
Transmits a channel designation signal for transmitting an alternate reception message on a control channel by the wireless device interface unit 112 and the wireless device 12.

When the mobile station 13 receives the channel designation signal, if it is in the absence registration state, the mobile station 13 enters a radio line connection operation to receive a message on the channel designated by the control of the mobile station control unit 132.

In the line control device 11 of the base station 1, when a wireless line for transmitting an alternate reception message is connected to the mobile station 13, the control unit 116 controls the voice storage device 114 through the line switch 111 and the wireless device interface unit 112. And sends the intercepted message to the mobile station 13.

On the other hand, the mobile station 13 receives the message transmitted from the base station 1 through the transmission / reception unit 131, and stores the message in the voice storage device 133 of the mobile station 13.

The subscriber who has left the mobile station 13 can hear the message stored in the voice storage device 133 when returning.

〔The invention's effect〕

As described above, the present invention, when the subscriber of the mobile radiotelephone system leaves the mobile station, is registered in the absence of the base station, for the incoming call to the mobile station registered in the absence of the base station,
While intercepting and storing messages to mobile station subscribers, monitoring the operation status of the system's wireless line,
When there is room in the free line, a message that has been received on behalf of the user is transmitted to the mobile station, and the mobile station stores the message. If you are away from home, you have the advantage of being able to receive messages during that time. For mobile radiotelephone systems, you must assign radio channels to mobile stations that are clearly unable to talk. In addition, there is an effect that a message can be transmitted when there is room for a wireless channel to effectively use the wireless channel.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a mobile radio telephone system according to one embodiment of the present invention. 1 ... base station, 10 ... general subscriber telephone network, 11 ... line controller,
12 wireless device, 13 mobile station, 100 subscriber line, 110 subscriber line interface, 11 line switch, 112 wireless device interface unit, 113 subscriber memory, 114 voice storage device, 115 System information storage device, 116 control unit,
131 ... Transceiver unit, 132 ... Mobile station controller, 133 ... Sound storage device, 134 ... Subscriber interface unit.

Claims (3)

(57) [Claims] 1. A line controller connected to a general subscriber's telephone network via a subscriber line and controlling communication of the entire system, and a wireless device connected to the line controller and transmitting and receiving a radio signal. A base station, comprising a plurality of mobile stations subscribing to the system that performs radio communication with the base station via the radio device, and when calling the mobile station from a subscribed terminal of the general subscribed telephone network, In a mobile radiotelephone system for calling a mobile station of the called station by dialing a subscriber number of the mobile station, the base station stores absence registers from the mobile station; Management means for managing the absence registration information of the user, message storage means for receiving a message from the caller when receiving a call to the mobile station registered for absence, and storing the message, Transmission means for transmitting a message stored in the message storage means to the mobile station, wherein the base station has channel management means for managing the use status of all radio channels allocated to the system, The mobile radio telephone system according to claim 1, further comprising transmitting means for transmitting the message when the number of radio channels used is smaller than a predetermined set value. 2. A line controller connected to a general subscriber telephone network via a subscriber line and controlling communication of the entire system, and a wireless device connected to the line controller and transmitting and receiving a radio signal. A base station, comprising a plurality of mobile stations subscribing to the system that performs radio communication with the base station via the radio device, and when calling the mobile station from a subscribed terminal of the general subscribed telephone network, In a mobile radiotelephone system for dialing a subscriber number of a mobile station and calling the called mobile station, the base station is sent from the mobile station instead of the telephone number of the general telephone network. Absence registration storage means for storing absence registration when an absence registration request code is received; management means for managing absence registration information of the mobile station; and Me Mobile radio, comprising: message storage means for receiving a message and storing the message, and transmission means for transmitting the message stored in the message storage means to the absent-registered mobile station. Phone system. 3. The absent registration means for performing absence registration with the base station, an automatic response means for automatically answering a call from the base station when the absence registration has been completed, and a message transmitted from the base station. 3. The mobile radio telephone system according to claim 1, further comprising: a received message storage unit for receiving and storing the received message.