JPH0514532A - Key telephone system - Google Patents

Abstract

PURPOSE:To send information of unlock/lock and operation of an electric lock by providing a data communication circuit, an electric lock unlock circuit and a voice synthesizer circuit to the key telephone set so as to allow a single telephone set and the key telephone set to share a trunk line, an extension and a doorphone function in common. CONSTITUTION:A data communication circuit 8 connects a CPU 3 and each key telephone sets X, Y via an extension channel 17 and connects talking sets between a single telephone set and the key telephone set via an extension relay 9 under the control of the CPU 3. A voice synthesizer circuit 12 is controlled by the CPU 3 and sends a message to each of talking systems such as trunk line, extension and intercom. An electric lock monitor circuit 13 informs the lock unlock of each electric lock to the CPU 3 and an electric lock unlock circuit 14 controls the electric lock via the CPU 3.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a key telephone device used for home telephones, individual telephones and the like.

[0002]

2. Description of the Related Art Conventionally, as shown in FIG. 2, a key telephone main unit of this type has a line relay capture detection circuit 21, a pseudo landing generation circuit 22, a DP / PB signal detection circuit 23 (dial pulse
Push button signal detection circuit), office line hold circuit 24, extension relay circuit 25, intercom relay circuit 26, door arrival detection circuit
Equipped with 27 etc., the individual telephones A, B, C, D are connected and controlled by a central processing unit (hereinafter referred to as CPU), and the extension function between the individual telephones A, B, C, D, the intercom It is configured to share functions and station line functions.

[0003]

However, in the above-mentioned conventional key telephone main device, there is only a function between the individual telephones A, B, C, D, and the individual telephones A, B, C, D and the key telephones are not connected to each other. Since there is no data communication circuit, it is not possible to connect a single telephone A, B, C, D and a key telephone,
Since there is no electric lock monitor circuit, there is a problem that it is not possible to transmit the electric lock opening / execution information to the button telephone or to operate the electric lock from the button telephone.

The present invention is to solve such a conventional problem, and a single telephone and a button telephone can share the functions of a central office line, an extension line, and a doorphone. While being able to convey
It is an object of the present invention to provide an excellent button telephone device capable of operating an electric lock by a button telephone.

[0005]

A button telephone apparatus of the present invention is connected to a central office line to open and close the central office line and a communication path, and detects a capture signal from a single telephone and notifies the central processing unit. A local line relay capture detection circuit, a pseudo arrival generation circuit that sends a pseudo arrival signal to a single telephone under the control of the central processing unit, and an extension communication path of the key telephone, and the key telephone is connected via the central processing unit. A data communication circuit for transmitting and receiving extension call signals and communication information between a single telephone and a single telephone, notifying the central processing unit by detecting the extension call signal from a single telephone, and dial detection for calling the central office line .Extension relay circuit that forms a communication path between the sending circuit and a button telephone selected from among a plurality of button telephones under the control of the central processing unit, and a single telephone or each telephone via the central processing unit. An electric lock open / lock circuit that operates the electric lock by the electric lock operation signal from the telephone and an electric lock open / close signal from the electric lock are detected, and data communication is performed to a single telephone or a key telephone through the central processing unit. Based on the electric lock monitor circuit for notifying the monitor status and the electric lock unlock signal from the electric lock monitor circuit, the central processing unit controls the single telephone, the key telephone and the outside line in the case of absence setting. A voice synthesizing circuit for notifying the effect by voice is provided.

[0006]

With the above structure, the present invention provides the data communication between the single telephone and the key telephone by providing the data communication circuit for transmitting and receiving the extension call signal and the communication information between the key telephone and the single telephone. You can

Since the electric lock opening / locking circuit is provided, the electric lock can be operated by the electric lock operation signal from the single telephone or each key telephone to open / lock the electric lock.
By detecting an electric unlocking signal from the electric lock, data communication is performed to a single telephone or each key telephone to notify the monitor state.

By providing a voice synthesizing circuit, it is possible to inform the key telephone or the single telephone of the monitor state by voice, and the user sets the absence to call the registered telephone number. The monitor status can be announced by voice.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 shows the configuration of an embodiment of a key telephone device of the present invention. In FIG. 1, reference numeral 1 denotes a key telephone main unit, which is connected to individual telephones A, B, C, D and respective key telephones X, Y, and is supplied with power from a power supply circuit 2 to each circuit. Main processing unit 1 by central processing unit 3
Each circuit therein is configured to operate in a controlled manner.

In addition to the circuits described above, each circuit in the key telephone main unit 1 has a line relay capture detection circuit 4, a pseudo landing generation circuit 5, a landing detection circuit 6, a line holding circuit 7, and a data communication circuit 8. , Extension relay circuit 9, intercom relay circuit 10, door arrival detection circuit 11, voice synthesis circuit 12, electric lock monitor circuit 13,
It has an electric lock / lock circuit 14, a DP / PB signal detection circuit 15 (dial pulse / push button signal detection circuit), and a dial detection / sending circuit 16.

The station line relay acquisition / detection circuit 4 is connected to the station lines A, B, and serves as a relay for connecting the station lines A, B, and the communication line, and the independent telephones A, B, C, D C is a circuit that performs capture detection
It is controlled by PU3.

The pseudo landing generation circuit 5 is a single telephone A, B, C, D.
Then, the pseudo call signal is sent to the individual telephones A, B, C and D under the control of the CPU 3. The station arrival detection circuit 6 is connected to the station lines A and B, detects a station arrival signal, and transmits it to the CPU 3. Further, the station line holding circuit 7 is controlled by the CPU 3 to form a holding loop on the station line and send a holding tone.

The data communication circuit 8 connects the CPU 3 and the key telephones X and Y via the extension communication path 17,
Control information is transmitted to each button telephone X, Y, and the information of each button telephone X, Y is notified to the CPU 3. The extension relay circuit 9 is controlled by the CPU 3 and connects a communication path between a single telephone and a single telephone or between a single telephone and a button telephone.

The intercom relay circuit 10 is controlled by the CPU 3 and each intercom and individual telephones A, B, C, D, button telephones X,
The Y arrival path is connected and the door arrival detection circuit 11 notifies the CPU 3 of an incoming signal from each intercom.

The voice synthesis circuit 12 is controlled by the CPU 3,
Sends messages to each of the line, extension, and intercom systems. The electric lock monitor circuit 13 notifies the CPU 3 of the opening / locking information of each electric lock, and the electric lock open / lock circuit 14 sets C
It is controlled by PU3 and controls the electric lock.

The dial detection / transmission circuit 16 is a DP / PB.
The signal detection circuit 15 detects the received DP and PB signals from the single telephone, communicates with the CPU 3, and sends a dial signal to the office lines A and B under the control of the CPU 3.

Next, the operation of the button telephone device having the above configuration will be described. (1) Extension operation When calling a key telephone set from a single telephone The central line relay capture detection circuit 4 detects the capture signals of the individual telephones A, B, C, D and notifies the CPU 3 of them, and the dial detection / transmission circuit The extension call signals from the individual telephones A, B, C and D are detected at 16 and notified to the CPU 3. The CPU 3 controls the data communication circuit 8 to send an extension call signal to the key telephone sets X and Y. The response from the key telephone set X, Y is notified to the CPU 3 via the data communication circuit 8, and the CPU 3 controls the extension relay circuit 9 to form a communication path.

When calling a single telephone from a key telephone, the extension call signals from the respective key telephones X and Y are notified to the CPU 3 via the data communication circuit 8, and the CPU 3 controls the pseudo landing generation circuit 5 to control the single telephone A, Signals to B, C, and D, and a single telephone by the relay acquisition detection circuit 4
Detect the response from A, B, C, D and notify CPU3, CP
U3 controls the extension relay circuit 9 to form a speech path. (2) Electric lock When operating the electric lock from a single telephone The central line relay capture detection circuit 4 confirms the capture of the individual telephones A, B, C, D and notifies the CPU 3 of the dial detection / transmission circuit.
16 detects the electric lock operation signal from the individual telephones A, B, C, D and notifies the CPU 3 of the electric lock operation signal.
To operate each electric lock.

When operating the electric lock from the key telephone, the data communication circuit 8 detects the electric lock operation signal from each of the key telephones X and Y and notifies the CPU 3 of the signal, and the CPU 3 opens the electric lock.
The locking circuit 14 is controlled to operate each electric lock.

In the case of notifying an individual telephone of the electric lock monitor information, a timer (monitoring time zone) is set in the CPU 3 in the key telephone main unit 1 by communication from the main unit 1 or each telephone. After the timer value set in the CPU 3 has elapsed, the electric lock unlock signal is sent from the electric lock monitor circuit 13 to the CPU.
3 will be notified. The CPU 3 controls the pseudo arrival generation circuit 5 to call the individual telephones A, B, C, D, and the individual telephones A, B, C, D
Is detected by the station line relay capture detection circuit 4, and the CPU 3
To the key telephones X and Y from the CPU 3.
Button telephones X and Y display the monitor status by LED (light emitting diode), LCD (liquid crystal display), etc.
Further, the CPU 3 controls the voice synthesis circuit 12 to notify the individual telephones A, B, C and D.

When Notifying the Key Telephone of Electric Lock Monitor Information: After the timer value set in the CPU 3 has passed, the electric lock monitor circuit 13 notifies the CPU 3 of an electric lock unlock signal. The CPU 3 controls the data communication circuit 8 to notify it to the key telephones X and Y, and the key telephones X and Y display the monitor state by LED (light emitting diode), LCD (liquid crystal display) or the like. Further, the CPU 3 controls the data communication circuit 8 to operate the extension telephone line 17 to operate the key telephone.
X and Y are connected and the voice synthesis circuit 11 is controlled to make a voice notification.

When the external line is notified: After the timer value has elapsed, the electric lock monitor circuit 13 notifies the CPU 3 of the electric lock unlock signal, and when the CPU 3 is in the absence setting, the station line relay capture detection circuit 4 and the dial detection. Control the sending circuit 16 to make a call to an outside line. The CPU 3 controls the voice synthesis circuit 12 to notify the calling party of the monitor information.

[0023]

As described above, the button telephone device of the present invention can share the functions of the central office line, the extension line, and the intercom between the single telephone and the button telephone. It has an excellent effect that the application information can be transmitted and the electric lock can be operated by a single telephone or a key telephone.

[Brief description of drawings]

FIG. 1 is a schematic block diagram of a key telephone device according to a first embodiment of the present invention.

FIG. 2 is a block diagram of a conventional key telephone device.

[Explanation of symbols]

 1 button telephone main device 3 central processing unit 4 station line relay capture detection circuit 5 pseudo landing generation circuit 6 station landing detection circuit 7 station line hold circuit 8 data communication circuit 9 extension relay circuit 10 doorphone relay circuit 11 door landing detection circuit 12 voice Composite circuit 13 Electric lock monitor circuit 14 Electric lock open / lock circuit 15 DP / PB signal detection circuit 16 Dial detection transmission circuit 17 Extension communication path

Claims (1)

Claim: What is claimed is: 1. Station line relay capture detection for connecting to a station line to open and close the station line and a communication path, and detecting a capture signal from a single telephone to notify the central processing unit. The circuit, the pseudo arrival generation circuit that sends a pseudo arrival signal to the single telephone under the control of the central processing unit, and the extension call path of the button telephone, are connected between the key telephone and the single telephone via the central processing unit. A data communication circuit for sending and receiving extension call signals and communication information at the center, a notification to the central processing unit by detecting the extension call signal from a single telephone, a dial detection and sending circuit for making a call to the central line, and a central Under the control of the processing unit, an extension relay circuit that forms a communication path with a selected key telephone among a plurality of key telephones, and an electric power from a single telephone or each key telephone via the central processing unit. Electric lock open to operate electric lock by air lock operation signal
An electric lock monitor circuit that detects the electric lock unlock signal from the electric lock and the electric lock monitor circuit that notifies the monitor status by performing data communication to a single telephone or button telephone through the central processing unit. A button telephone device equipped with a voice synthesizer circuit for notifying an independent line, a button telephone, and an outside line by voice under the control of the central processing unit based on an electric lock unlocking signal, and an outside line when voice mail is set. ..