JPH11215571A - Cordless telephone communication control system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To allow a telephone set to be used as a wired telephone set and a radio telephone set, and further to operate the telephone set as a wired telephone set regardless of connection destination that is a public network or an extension. SOLUTION: A wired controller 20 and radio channel controllers 40-4M connect respectively with plural exchange main controllers 10-1N connecting with a public network (or leased line network) in the controllers telephone communication control system. Plural telephone sets 50-5L connect with the radio channel controllers 40-4M via radio channels 60-6K. A telephone set 30 connecting with the wired controller 20 has both wire and radio functions, which are implemented as a wired telephone set or a radio telephone set 50 by recognizing itself whether or not it is connected to the wired controller 20.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cordless telephone communication control system suitable for controlling connection between a plurality of cordless telephones arranged in an office and an external public network.

[0002]

2. Description of the Related Art Conventionally, in a cordless telephone communication control system of this kind, a private branch exchange is interposed between an external public network and an exchange main controller in a business office, and a control function of the private branch exchange is utilized. Each telephone is connected to each other.

A cordless telephone used in a conventional system of this type generally has only one of a wired function and a wireless function. Or two types of telephones, wired / wireless, must be used depending on the application.

As a countermeasure against this point, some conventional systems of this kind include a telephone function for enabling wired communication using an external wired subscriber line accommodated in a private branch exchange, in addition to a wireless transmission / reception function unit. When the connection is made with a wired telephone subscriber line, a telephone function unit is selected to function as a wired telephone, and when the connection is released, a wireless transmission / reception function unit is selected and a wireless telephone Some mobile phones have been made to function as a mobile phone.

[0005] However, it has been premised that the portable telephone employed in this conventional system operates as a wired telephone by detecting a connection to an external subscriber line (public network). For this reason, it was not possible to make an extension call by connecting to an extension in a business establishment, and there was a restriction on operation as a wired telephone.

[0006]

As described above, a conventional cordless telephone communication control system employs a telephone having both wired and wireless functions. However, the telephone used in this conventional system is: Because it was configured to function as a wired telephone by detecting that it was connected to the public network, there was a problem that it was not possible to connect to an extension in the business office and make an extension call, which would limit the operation as a wired telephone. there were.

[0007] The present invention solves the above-mentioned problems, and a single telephone can be used for both functions of a wired telephone and a wireless telephone, and a wired telephone can be used regardless of whether the connection destination is a public network or an extension in a business office. It is an object to provide a cordless telephone communication control system operable as a telephone.

[0008]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention relates to a plurality of exchange main control units connected to an external public network or a private network, and an own apparatus connected to the exchange main control unit. A plurality of wireless line controllers for controlling connection of a wireless line with a cordless telephone in a wireless zone under its jurisdiction, and a plurality of wireless line controllers connected to the exchange main controller via predetermined interface means, A plurality of wired control devices that perform wired connection control in a wired section between them, one or more portable telephones connected to the wired control device, and a plurality of cordless telephones to be subjected to the wireless line connection control In a cordless telephone communication control system having at least one office, the portable telephone detects whether or not it is connected to the wired control device. Means, when connected to the wired control device, functions as a wired telephone capable of performing wired connection control within the wired section, and when not connected to the wired control device, wirelessly operates by the wireless circuit control device. Control means for controlling to function as a wireless telephone capable of line connection control.

[0009]

FIG. 1 is a block diagram showing the configuration of one embodiment of a cordless telephone communication control system according to the present invention.

As shown in FIG. 1, the cordless telephone communication control system includes a plurality of switching main controllers 10-1N connected to a public network (or a dedicated line network) and a connection to these switching main controllers. One or more wired control devices 20 to be connected, one or more telephone devices 30 connected to the wired control device 20 and having both wired / wireless functions,
A plurality of radio line controllers 4 connected to the switching main controller
0 to 4M, and these wireless line controllers
And a plurality of telephones 50 to 5L connected through .about.6K.

A wired section is constituted by a series of systems consisting of a public network (or a dedicated network), switching main controllers 10 to 1N, and a wired controller 20 or wireless channel controllers 40 to 4M. ~ 4M, wireless line 6
A wireless section is configured by a series of systems including 0 to 6K and telephones 50 to 5L.

The exchange main controller 10 includes a wired controller 20
And a telephone 30 connected to the wired control device 20
And the wireless line control devices 40 to 4M.

Further, the switching main controller 10 detects the electric field level transmitted from the radiotelephone 50 in the zone B in which the radio wave can be managed, via the radio line controllers in a plurality of zones, It manages which radio line controller is used to determine the channel frequency to be used and to make outgoing and incoming connections to the public network.

If there is no radio network controller to be connected to the own node for the incoming call, the information is transmitted to the switching main controller 1N of the other node so that the most suitable radio network controller can be selected. I have.

For the wireless telephone set 50 during a call, the connection route (60 to 6K) to the wireless telephone set is periodically transmitted to the wireless line control devices in a plurality of nearby zones stored in advance during use. When the electric field level is received via the wireless network controller and the electric field level of the radio network controller in use is significantly lower than the electric field level of the other radio network controller, the telephone call zone of the telephone set moved by changing the connection route The switching is performed smoothly.

By recognizing whether or not the telephone 30 is connected to the wired control device 20, it is possible to determine whether to operate as a wired telephone or to operate as a wireless telephone 50. ing.

Further, since the switching main controller 10 manages all the channel frequencies connected to its own node and currently being used during a call, the switching main controller 10 uses the newly used transmission / reception processing. The wireless channel control device to be used is notified of the wireless channel control device used in the zone and all nearby areas and the channel frequency used and the data conversion type used in the wireless telephone.

Thus, the radio network controller can select the most suitable frequency to use for communication, and further, transmits data according to the specified data conversion type.
, And the contents are transmitted via channels 60 to 6K, and restored by the wireless telephone 50, or the data is converted by the wireless telephone 50, and the operation is restored by the wireless circuit controller. Things.

According to the system of the embodiment described above, a small to large-scale wireless telephone can be connected in the same system, and by managing the use zone of the wireless telephone,
Since the zone can be switched smoothly even for a call moving between different zones, the call level can always be kept constant for the communication partner on the public network side.

Further, since one telephone can be used as a wired terminal, the user only needs to use one telephone, so that space efficiency and usability can be improved.

Further, by managing the channels used in the wireless section, the connection time and the efficiency of the connection can be improved, and the security can be improved because a plurality of types of data conversion are performed in one system. it can.

Next, FIG. 2 is a block diagram showing an embodiment of the exchange main control unit which is a main part of the system of this embodiment.

In FIG. 2, reference numeral 101 denotes a switching circuit;
Is a public network connection interface (I / F), 120 is a dedicated line network I / F, 130 is another node connection I / F, 140 is a wired line controller I / F, 150 is a wireless line I / F, 10 is
2 is a central control device, 103 is a data management input / output device,
104 is a storage device.

In the above configuration, the communication and exchange are performed by connecting the respective I / Fs or the same I / F via the exchange main controller, and the zone is stored in the storage device 104 via the central controller 102. It records the telephones in the zone for each zone, rewrites the contents of the telephones that can be accommodated for each zone at a fixed time interval, and stores the content linking all the neighboring zones for each zone. The operation is realized.

[0025]

As described above, according to the present invention, a telephone having both functions of wired processing and wireless processing is used in one telephone, and wired processing is performed depending on whether or not the telephone is connected to a wired control device. Or wireless processing, one phone can be used for both functions, and space efficiency and usability can be expected to be improved.

Further, according to the present invention, it is detected that a connection is established with a wired control device connected to a predetermined interface means (wired line control I / F) of the exchange main control device, and the exchange main control device is connected to the exchange main control device. The system is configured to perform wired connection control in the wired section between the offices, so it is not limited to calls connected to the public network, but can also be connected to an extension in a business office to make internal calls, effectively using as a wired telephone Can be achieved.

[Brief description of the drawings]

FIG. 1 is a block diagram showing the configuration of an embodiment of a cordless telephone communication control system according to the present invention.

FIG. 2 is a block diagram showing an embodiment of an exchange main controller which is a main part of the system of the embodiment.

[Explanation of symbols]

 10-N exchange main controller 20 wired controller 30 wired terminal (wired telephone) 40-4M wireless line controller 50-5L wireless terminal (cordless telephone) 60-6K wireless line (used channel communication path) 101 switching circuit 102 center Control device 103 Data management input / output device 104 Storage device 110 Public network connection interface (I / F) 120 Dedicated network connection interface 130 Other node connection I / F 140 Wired line control I / F 150 Wireless line control I / F

Claims (1)

[Claims] 1. A wireless line connection between a plurality of switching main controllers connected to an external public network or a dedicated network and a cordless telephone connected to the switching main controller and in a wireless zone under its control. A plurality of wireless line controllers for controlling, and a plurality of wired controls connected to the exchange main controller via a predetermined interface means for performing a wired connection control in a wired section between the exchange main controller and the plurality of radio line controllers. Cordless telephone communication in which a device, one or more portable telephones connected to the wired control device, and a plurality of cordless telephones to be subjected to the wireless line connection control are arranged in at least one business office. In the control system, the portable telephone includes a detection unit that detects whether or not the portable telephone is connected to the wired control device. It functions as a wired telephone that can control wired connection in the wired section,
A cordless telephone communication control system, comprising: control means for controlling the wireless circuit connection device to function as a wireless telephone capable of performing wireless circuit connection control when not connected to the wired control device.