JPH06260993A - Radio telephone system - Google Patents

Abstract

PURPOSE:To exactly attain the position registration of a radio slave device in a radio zone where the radio slave device is positioned even under the installing situation of a connecting device that the plural radio zones are over lapped at the time of registering the position of a radio slave device. CONSTITUTION:A radio slave device 1 is equipped with an ID transmitting part 11 which transmits a slave device ID from an outside terminal 11a, and a connecting device 12 is equipped with an ID receiving part 17 which receives the slave device ID from an outside terminal 17a, and the ID data are transmitted by the contact of those outside terminals. The radio slave device 1 is equipped with a confirmation tone generating means which generates a confirmation tone at the time of the end of the position registration, and a confirmation preparing part which displays the confirmation, so that a misoperation can be prevented. Thus, the position registration of the radio slave device can be necessarily attained in the radio zone where the radio slave device is positioned, an operation can understand the exact execution of the position registration, and the misoperation can be prevented.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connection device which is arranged in each wireless zone and is wirelessly connected to one or more slave devices, and a slave device in which a plurality of these connection devices are respectively connected by a wired line. The present invention relates to a wireless telephone system that includes a control device that controls a call between a telephone and a central office line.

[0002]

2. Description of the Related Art In recent years, the development of wireless telephone systems has been remarkable, and it is possible to use a plurality of cordless telephone handsets for one parent device, or to call while moving like a mobile phone. There is also a service to call. In addition, in business offices such as general offices and factories,
Wireless systems that can be carried from room to room and from building to building have been considered connected to a private branch exchange.

A conventional radio telephone system will be described below with reference to the drawings. As a conventional example, a wireless telephone system in an office will be described in particular. FIG. 5 shows a wireless slave device 101 and a wireless slave device 1 in a conventional wireless telephone system.
A plurality of connection devices 111 connected to 01 by a wireless line;
FIG. 3 is a block diagram showing a configuration of a control device 117 in which a plurality of connection devices 111 are respectively connected by wired digital lines.

In the wireless slave device 101, 102 is a transmitter for inputting voice, 103 is a receiver for outputting voice, 104 is a voice interface for adjusting the gain of a voice signal, and 105 is voice or control code data. A wireless interface between the base unit and the connection device 111 for receiving, 1
Reference numeral 06 denotes an operation unit for inputting dials from the outside and instructing functions such as on-hook and off-hook. Reference numeral 107 denotes the connection device 1.
An antenna section for transmitting and receiving radio waves to and from
Is a control unit for controlling the wireless handset 101, and 109 is an LED and L for displaying information such as a dial number and date.
A display unit composed of a CD display or the like, and 110 is a slave unit ID storage unit for storing the identification code of the slave unit 101.

In the connection device 111, 112 is an antenna unit for transmitting and receiving radio waves to and from the wireless slave device 101.
Reference numeral 13 is a wireless interface between handset units for transmitting and receiving voice and control code data to and from the wireless handset 101, 114 is a communication unit for transmitting and receiving digital signals of voice and control data to and from a control device 117, which will be described later, and 115 is a connection device 111. The control unit 116 controls the connection device ID storage 116 that stores the identification code of the connection device 111.

In the control unit 117, 118 is a communication unit for transmitting / receiving digital signals of voice and control data to / from the connection unit 111, and 119 is a group of a plurality of lines on the side of the communication unit 118 to connect the vacant line and the office line. A communication path switch unit, 120 is a station line interface for connecting a control device to a general telephone network or a dedicated line, and 121 is a slave unit 10.
1 is a location registration management unit that manages which connection device in the system is in the zone, and 122 is a control unit that controls the control device 117.

The operation of the conventional radio telephone system configured as described above will be described below. In the wireless telephone system, the control device 117 needs to know which of the connection devices 111 installed in the business office the wireless slave device 101 is located in the wireless zone. Therefore, the identification code of the wireless slave device 101 is set to the connection device 111.
It is registered in advance in the position registration unit 121 of the control device 117 via. The wireless zone is a range in which the radio waves of the connection device 111 can reach normally and can normally communicate with the wireless slave device 101. At the time of incoming call, the control device 117 controls the location registration management unit 121.
The connection device 111 in the wireless zone in which the wireless slave device 101 is located is selected based on the information of 1. to connect the office line. By the operation of position registration of the wireless slave device 101, the wireless slave device 101 can be used in any wireless zone.

In the in-house wireless telephone, this location registration is realized as a location registration function that is independent of normal call origination / termination. Position registration methods include a manual mode and an automatic mode. The manual mode is realized by the user operating the position registration button on the wireless slave device 101. In the automatic mode, the wireless slave device 101 sends an identification code (hereinafter referred to as an ID) to the control device 1 via the connection device 111 based on a notification signal that is periodically transmitted from the connection device 111.
Send to 17 and register automatically.

Here, the operation when the position registration of the wireless slave device 101 is performed in the manual mode will be described. First, wireless cordless handset 1
When the button for position registration of the operation unit 106 of 01 is performed, the operation unit 106 notifies the control unit 108 that there is a request for position registration. The control unit 108 stores the slave unit ID in the slave unit ID storage unit 110 and the wireless interface 105 between the master units.
To send to. Wireless interface between base unit 1
05 wirelessly transmits the handset device ID data to the antenna unit 112 of the connection device 111 via the antenna unit 107, similarly to the control data. In the connection device 111, the inter-handset wireless interface 113 demodulates the radio frequency band signal received under the control of the control unit 115 and outputs the demodulated radio frequency band signal to the communication unit 114. The control unit 115 outputs the ID of the connection device 111 stored in the connection device ID storage unit 116 to the communication unit 114, and the communication unit 114 is demodulated by the communication unit 118 of the control device 117 via a digital line. The data and the ID data of the connection device 111 are transmitted. In the control device 117, the control unit 122 extracts the cordless handset ID data and the connection device ID from the communication unit 118 and sends them to the position registration management unit 121. The position registration management unit 121 sends the cordless device ID to the connection device 111. And manages the correspondence table between the ID of the child device and the ID of the transmitted child device.

[0010]

However, in the conventional wireless telephone system, when the installation location of the connection device is close and there is a portion overlapping in a plurality of wireless zones due to the circumstances of the building or the like, the handset unit overlaps the portion. When the location of the wireless slave device is not registered, it may not be registered in the expected wireless zone when registering the position of the wireless slave device, and there is a problem that a service such as providing the location of the wireless slave device by the control device cannot be realized. Was. For example, as shown in FIG. 6, consider a case where the wireless zone A includes a conference room a and the wireless zone B includes a conference room b, and these conference rooms are adjacent to each other. Further, it is assumed that the wireless zone A and the wireless zone B partially overlap. Wireless handset 101
If the location is a location where wireless zones overlap, it is assumed that zone B is registered by the location registration in the automatic mode or the manual mode. At this time, regardless of whether the location registration is performed in zone A or zone B, there is no problem in making and receiving calls, but when the wireless slave device 101 actually exists in the conference room a, the wireless zone including the conference room a is included. The one registered in A is the wireless slave device 10
When 1 moves from the position where the zones in the conference room a overlap, it is desirable because it can immediately respond. On the other hand, when the wireless slave device 101 is registered in the wireless zone B and the wireless slave device 101 moves from a position where the zones in the conference room a overlap, it becomes impossible to make and receive a call.

The present invention solves such a conventional problem, and an object of the present invention is to provide a radiotelephone system in which the location-registered radio zone and the handset location are always matched.

[0012]

In order to achieve the above-mentioned object, the present invention provides a connection device which is arranged in each wireless zone and wirelessly connected to one or more slave units, and each connection device. A control device for controlling a call between a cordless handset and an office line by connecting with a wired line, and the cordless handset identification code being connected to the cordless handset identification code through the terminal when the cordless handset contacts an external terminal of the cording device. Has a cordless handset identification code transmitting means for transmitting to
The connection device has a handset identification code receiving means for receiving the handset identification code via the terminal by contacting an external terminal of the handset, and a communication means for sending the handset identification code to the control device. Location management in which the control device manages the position of the child device by the correspondence table between the communication means for receiving the child device identification code from the connection device and the identification code of the connection device that transmitted the child device identification code and the child device identification code It has a means.

[0013]

According to the present invention, with the above configuration, in the position registration operation, the external terminal of the cordless handset identification code transmitting means of the wireless cordless handset is brought into contact with the external terminal of the cordless handset identification code receiving means of the connecting device, so that the wireless communication is performed. The ID of the child device is sent to the connection device. This location registration operation will always register the location of the cordless handset in the wireless zone of the connected device, so for example, place the cordless handset in the charger of the connected device during a conference and register the location while charging. As a result, it becomes possible to correctly manage the location of the child device owner by the control device.

[0014]

(Embodiment 1) An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 shows the first of the present invention.
3 is a block diagram showing a configuration of a wireless telephone system in the embodiment of FIG. In FIG. 1, 1 is a wireless slave device, 12 is a connection device, and 19 is a control device. In the wireless slave device 1, 2
Is a transmitter for inputting voice, 3 is a receiver for outputting voice, 4 is a voice interface for adjusting the gain of the voice signal, 5 is a radio frequency for the voice band signal and the control signal input from the voice interface 4. A function of modulating to a band signal and outputting it to the antenna unit 7, and a signal modulated to a radio frequency band signal received via the antenna unit 7 is separated into a voice band signal and a digital control signal and demodulated to be a voice interface 4 A wireless interface between the base units having a function of outputting to the device, 6 is an operation unit for instructing functions such as dial input and on-hook and off-hook from the outside, 7 is an antenna unit for transmitting and receiving radio waves to and from the connection device 12,
8 is a control unit for controlling the wireless slave device 1, 9 is a dial number,
A display unit including an LED for displaying information such as a date and an LCD display, 10 is a slave unit ID storage unit that stores the identification code of the slave unit 1, and 11 is a slave unit ID that is sent to the connection device 12. The ID transmitter 11a is an external terminal of the ID transmitter 11.

Reference numeral 12 is a connection device wirelessly connected to the wireless slave device 1. In the connection device 12, 13 is a wireless slave device 1.
An antenna unit 14 for transmitting and receiving radio waves to and from the antenna unit 14 has a function of modulating a voice band signal and a control signal input from the communication unit 15 into a radio frequency band signal and outputting the radio frequency band signal to the antenna unit 13. A wireless interface between slave units having a function of separating a signal modulated into a radio frequency band signal received via a voice band signal and a digital control signal, demodulating and outputting to a communication unit 15, and 15 is a control device 19
Communication unit for transmitting and receiving digital signals of voice and control data, 16 a control unit for controlling the connection device 12, 17 an ID receiving unit for receiving a handset ID from the wireless handset 1, and 17a for I
An external terminal of the D receiving unit 17 and a connected device ID storage 18 stores an identification code of the connected device 12.

A control device 19 is connected to the connection device 12 by a digital line and connects the handset 1 to the office line. In the control device 19, 20 is a communication unit for transmitting / receiving digital signals of voice and control data to / from the connection device 12, 21 is a call for grouping a plurality of lines on the communication unit 20 side to connect an empty line to a station line. A line switch unit, 22 is a station line interface for connecting the control device to a general telephone network or a leased line, and 23 is a connection device 1 in which the slave unit 1 is in the system.
A location management unit that manages whether the user is in the zone 2 by ID and also manages a place name, and 24 is a control unit that controls the control device 19.

The operation of the radio telephone system configured as described above will be described below with reference to FIG. FIG. 2 is a flow chart showing the operation when executing location registration in the present wireless telephone system. First, the wireless slave device 1 is set in the connection device 12 so that the external terminal 11a of the ID transmission part 11 thereof contacts the external terminal 17a of the ID reception part 17 of the connection device 12 (step 31).
The control unit 8 of the cordless handset 1 instructs the cordless handset ID storage unit 10 to transmit the cordless handset ID to the ID transmission unit 11, and the ID transmission unit 1
1 is requested to send the slave unit ID (step 32). ID
The transmitter 11 sends a slave unit ID data signal to the connection device 12 (step 33). ID receiving unit 1 of the connection device 12
7 receives the slave ID data signal from the slave 1 (step 34). The control unit 16 of the connection adapter 12 checks whether the control channel of the line is idle (step 35), and if the channel is not available, checks whether the timer of the control unit 16 has reached the specified time. (Step 42) If it is not time out, the free state is further checked. If the time-out has occurred, the empty state is checked after a predetermined time (step 43). If the recheck is completed, the control unit 16 sends the ID receiving unit 17 to the I
The controller 8 of the wireless slave device 1 is notified of the location registration refusal via the D transmitter 11 (step 44). When the control channel is in the idle state (step 35), the control unit 16 sends a slave unit ID data signal to the control channel to determine the connection device ID.
The storage unit 18 gives an instruction to send the ID of the connected device (step 36). The communication unit 15 transmits the cordless handset ID data signal and the connection device ID data signal to the communication unit 20 of the control device 19 on the control channel (step 37). The communication unit 20 determines whether or not there is an error in the data (step 38), and if there is an error, the data is retransmitted from the communication unit 15 of the connection device 12 (step 39). If there is no error, the control unit 20 extracts the handset device ID data and the connection device ID data from the control channel and sends them to the location management unit 23 (step 40). The location management unit 23 creates and manages a table that associates the ID of the connection device 12 that has transmitted the slave device ID with the location name of the connection device that was input when the connection device 12 was installed in advance and the slave device ID. Then (step 41), the registration process ends.

As described above, according to the first embodiment described above, the ID transmitter 11 is provided in the wireless slave device 1, and the connection device 12 is provided.
Since the ID receiving unit 17 is provided in the control unit 19 and the location management unit 23 is provided in the control unit 19, the location registration operation of the handset 1 enables the control unit 19 to accurately grasp the location of the handset 1.

(Embodiment 2) Next, a second embodiment of the present invention will be described with reference to the block diagram of FIG. 3 is different from FIG. 1 in that the wireless handset 1 includes a confirmation display creating unit 24 and a confirmation tone generating unit 25. Since the other structure is the same as that of the first embodiment, the same elements are designated by the same reference numerals and the duplicated description will be omitted. In FIG.
Reference numeral 24 is a confirmation display creating unit for creating information for displaying the result of the position registration operation on the display unit 9 as in the first embodiment, and 25 is as in the first embodiment. , A confirmation tone generation unit that generates a tone for giving a sound from the handset 3 to indicate the result of the position registration operation.

The operation of the radio telephone system configured as described above will be described below with reference to the flowchart of FIG. In FIG. 4, the operations from step 31 of setting the wireless slave device 1 to the connection device 12 to step 41 of creating the location management table and the operations of steps 35 to 44 are the same as the operations of the first embodiment. Is. In the second embodiment, after creating the location management table (step 41), the control unit 24 of the control device 19 assigns the slave unit ID to the control unit 8 of the wireless slave device 1 as the wireless slave device 1.
To the control device 19, the position registration completion notice is sent through the route opposite to that sent (step 45). Then, the control unit 8 of the handset 1 receives the notification and instructs the confirmation tone generation unit 25 to generate the position registration completion tone (step 4).
6) Instruct the confirmation display creating unit 24 to display the position registration completion (step 47). As a result, a confirmation tone flows from the handset 3 and a display indicating that the position registration is completed is displayed on the display unit 9. If the ID data signal of the ID receiving unit 17 cannot be sent to the control channel in the connection device 12 in step 44, an error sound generation notification indicating a position registration refusal sound is sent from the control unit 16 of the connection device 12 to the slave unit 1. It is sent to the control unit 8 (step 48), and an error sound is generated from the handset 3.

As described above, according to the second embodiment, by providing the confirmation tone generating section 25 and the confirmation display creating section 24, it is possible to confirm whether or not the position registration can be performed reliably. It is possible to prevent erroneous operation.

In the present invention, it goes without saying that a conventional wireless position registration method can be used together. Further, the number of wireless slave devices connected to the connection device may be single or plural.

[0023]

As described above, according to the present invention, as a means for transmitting the cordless handset ID data from the wireless cordless handset to the connection device, a method by contacting the wireless cordless handset and the external terminal of the connection device is adopted. By providing the ID transmitting unit and the ID receiving unit in the connection device, the connection device that has performed the position registration operation can be reliably associated with the location of the child device. In addition, by providing the wireless slave unit with a confirmation tone generation unit that generates a confirmation tone for completion of position registration and a confirmation display creation unit that displays a confirmation display, the operator can know that the position registration operation has been executed reliably, It is possible to prevent erroneous operation. Further, there is provided a location management unit that manages a slave unit ID transmitted from the slave unit to the control device at the time of position registration, an ID of the connection device that has performed the position registration, and a place name corresponding to the installation place of each connection device in advance using a table. As a result, the control device can grasp the exact location of the child device, and can provide various services using the information.

[Brief description of drawings]

FIG. 1 is a block diagram showing the configuration of a wireless telephone system according to a first embodiment of the present invention.

FIG. 2 is a flowchart showing a location registration operation of the wireless telephone system according to the first embodiment of the present invention.

FIG. 3 is a block diagram showing a configuration of a wireless telephone system according to a second embodiment of the present invention.

FIG. 4 is a flowchart showing a location registration operation of the wireless telephone system according to the second embodiment of the present invention.

FIG. 5 is a block diagram showing the configuration of a conventional wireless telephone system.

FIG. 6 is a schematic diagram for explaining the relationship between location registration and wireless zones.

[Explanation of symbols]

 1 wireless slave unit 2 transmitter 3 receiver 4 voice interface 5 wireless interface between master units 6 operation unit 7 antenna unit 8 control unit 9 display unit 10 slave unit ID storage unit 11 ID transmission unit 11a external terminal 12 connection device 13 antenna unit 14 Wireless interface between slave units 15 Communication unit 16 Control unit 17 ID receiving unit 17a External terminal 18 Connection device ID storage unit 19 Control device 20 Communication unit 21 Call path switch unit 22 Station line interface 23 Location management unit 24 Control unit 24 Confirmation display Creation section 25 Confirmation tone generation section

Claims (2)

[Claims] 1. A connection device, which is placed in each wireless zone and wirelessly connected to one or more slave units, and each connection device is connected by a wired line to connect between the slave unit and a station line. And a controller for controlling a telephone call, wherein the slave unit has a slave unit identification code transmitting unit for transmitting a slave unit identification code to the connection unit through the terminal when an external terminal of the connection unit contacts. , The connection device receives the slave unit identification code via the terminal by contacting the external terminal of the slave unit, and sends the slave unit identification code to the control device. With communication means,
The control device uses the communication means for receiving the cordless handset identification code from the connection device, and the correspondence table of the cordless handset identification code and the identification code of the connection device that has transmitted the cordless handset identification code, to identify the cordless handset A wireless telephone system having a location management means for managing the location. 2. A confirmation display means for displaying, by the instruction of the control device, that the slave unit has received the slave unit identification code, and indicating that the slave unit identification code has been received by the control unit. A confirmation tone generating means for generating a tone according to an instruction from the control device.
The described wireless telephone system.