JP4357644B2 - Telephone exchange and telephone display control method - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a telephone exchange and a telephone display control method having a function of displaying various types of information on a display connected to an extension telephone in response to a dial operation (preset dial) during on-hook from a housed extension telephone.
[0002]
[Prior art]
FIG. 9 is a sequence diagram showing a control procedure of a conventional extension telephone by a telephone exchange. For example, a telephone exchange that accommodates a multi-function telephone as an extension telephone issues an extension dial tone transmission instruction to the sound source circuit (step V2) by raising the handset with the extension telephone or by an off-hook activation operation by pressing the monitor button (step V2). An extension dial tone is sent to the extension telephone (step V3).
[0003]
The operator of the extension telephone performs a dial operation after confirming whether or not the call can be made by listening to an extension dial tone from the telephone exchange (step V4). The telephone exchange receives dial information sent from the extension telephone, performs dial analysis as necessary (step V5), and makes an outside line transmission, an extension transmission, and a special number (a dial that activates various functions of the telephone exchange). The telephone exchange functions are activated, display information corresponding to these functions is notified to the extension telephone (step V6), and control is performed to display on the display.
[0004]
FIG. 10 is a sequence diagram showing a control procedure at the time of a conventional preset dial. The telephone exchange is notified of dialing information from the extension telephone during on-hook (step W1), discarded internally (step W2), and invalidated. When an off-hook activation operation is performed (step W3), the telephone exchange issues an extension dial tone transmission instruction to the sound source circuit (step W4), and transmits an extension dial tone to the extension telephone (step W5).
[0005]
As described above, in the conventional preset dial method, dial information is not stored in the telephone exchange, but stored in a storage device inside the extension telephone, and then notified to the telephone exchange in a batch by a call operation of the extension telephone, thereby making a call control. It is carried out.
[0006]
That is, conventionally, dial information by dial operation during on-hook is not notified to the telephone exchange at the same time as input, but is stored inside the extension telephone. The storage method stores the entered dial and the number of digits (the number of digits may not be stored) in a storage device inside the extension telephone, and then stores the dial and the number of digits stored by the outgoing operation as a message in the telephone exchange. Notice.
[0007]
Here, the on-hook state refers to a state in which no telephone operation is performed such as a state in which the handset is placed or a monitor button is off. The off-hook state refers to a state in which the handset is raised or the monitor button is on, and the state of the telephone refers to a state such as listening to an extension dial tone, dialing, talking or holding.
[0008]
[Problems to be solved by the invention]
In the above-mentioned conventional telephone exchange, dial information input by preset dial operation from an extension telephone is quickly analyzed, and the display information of the function to be activated is notified to the operator before starting off-hook and output to the display. There was no way to make it happen.
[0009]
Therefore, the operator cannot see the function contents of the telephone exchange as display information unless it is dial input after starting off-hook, and it is not possible to check whether the user's operation is correct before the function starts. Had.
[0010]
The present invention has been made to solve such a conventional problem, and promptly analyzes dial information inputted on-hook from an extension telephone, and displays the analysis result on a display connected to the extension telephone. An object of the present invention is to provide a telephone exchange and a telephone display control method that can be used.
[0011]
[Means for Solving the Problems]
In the telephone exchange of the present invention, a communication path switch to which an extension telephone and an external line are connected, a central control device that controls the connection between the extension telephone and the external line or a connection between the extension telephones by controlling the communication path switch; The central control unit is provided with a storage device that stores dial information input from the extension phone during on-hook of the extension phone and stores in advance display information corresponding to each of the outside line transmission, extension transmission, and function transmission. When the call identification information and dial information are input during on-hook from the telephone, the call identification information and dial information are received and stored in the storage device, and the extension telephone state is stored as a preset dial state and stored in the storage device. It analyzes the sent identification information and dial information, when generation identifying information is external line transmission is Identifying either the inner outgoing or international calling, when generation identifying information is the extension outgoing identifies either extension outgoing or function calling, extension telephone reads the display information according to the identification result from the storage device Is transmitted to a display connected to the.
[0012]
ADVANTAGE OF THE INVENTION According to this invention, the telephone switch which can analyze quickly the dial information input during the on-hook from the extension telephone, and can display an analysis result on the indicator connected to the extension telephone is obtained.
[0013]
DETAILED DESCRIPTION OF THE INVENTION
The telephone exchange according to claim 1 of the present invention controls a connection between an extension telephone and an external line or a connection between extension telephones by controlling a communication path switch to which the extension telephone and the external line are connected, and the communication path switch. A central control unit, and a storage device for storing call identification information and dial information input from the extension telephone during on-hook of the extension telephone, and storing display information corresponding to each of the outside line transmission, extension transmission, and function transmission in advance When the call identification information and dial information are input from the extension telephone while on-hook, the central control unit receives the call identification information and dial information and stores them in the storage device, and also presets the state of the extension telephone. stored as a state, analyzes the generation identifying information and dial information stored in the storage device, transmitting identification Information identifying one of the national calling or international outgoing in case of external call, when generation identifying information is the extension outgoing identifies either extension outgoing or function calling, the display information according to the identification result Is read out from the storage device and transmitted to a display device connected to the extension telephone, and the analysis result of the preset dial can be displayed on-hook on the display connected to the extension telephone.
[0015]
According to a second aspect of the present invention, in the telephone exchange according to the first aspect, the storage device stores call charge information corresponding to a plurality of external line numbers, and the central control unit is input from the extension telephone during on-hook. When the call identification information is identified as an outside line call, the call charge information corresponding to the outside line number indicated by the dial information input from the extension telephone is read from the storage device and transmitted to the display connected to the extension telephone. This has the effect of displaying the call charge information calculated based on the destination telephone number that has been preset dialed on-hook on the display of the extension telephone.
[0016]
According to a third aspect of the present invention, in the telephone exchange according to the first aspect, the storage device stores telecommunications carrier names corresponding to a plurality of external line numbers, and the central control unit inputs from the extension telephone during on-hook. If the transmitted call identification information is identified as an external line call, the name of the telecommunications carrier corresponding to the external line number indicated by the dial information input from the extension telephone is read from the storage device and transmitted to the display connected to the extension telephone. The telecommunications carrier name used from multiple telecommunications carriers with which it has contracted is displayed on the extension telephone's display on-hook based on the destination telephone number that was preset dialed. Have
[0017]
According to a fourth aspect of the present invention, in the telephone exchange according to the first aspect, the storage device stores extension name information corresponding to a plurality of extension numbers, and the central controller is input from the extension telephone during on-hook. When the call identification information is identified as an extension call, the extension name information corresponding to the extension number indicated by the dial information input from the extension telephone is read from the storage device and transmitted to the display connected to the extension telephone. The preset extension dialed partner extension name is displayed on the extension telephone display while on-hook.
[0018]
According to a fifth aspect of the present invention, in the telephone exchange according to the first aspect, the storage device stores function name information corresponding to various functions of the telephone exchange, and the central control unit is input from the extension telephone during on-hook. If the dial information is identified as a function call that activates the function, the function name information corresponding to the function indicated by the dial information is read from the storage device and transmitted to the display connected to the extension telephone. The name is displayed on-hook on a display connected to the extension telephone.
[0019]
In the telephone display control method according to the sixth aspect, display information corresponding to each of an outside line transmission, an extension transmission, and a function transmission is stored in a storage device in advance, and the call identification information and dial information are input from the extension telephone during on-hook. Then, the call identification information and dial information are received and stored in the storage device, the extension telephone state is stored as a preset dial state, and the call identification information and dial information stored in the storage device are analyzed to determine the call identification. When the information is an outside line transmission, it identifies whether it is a domestic transmission or an international transmission, and when the transmission identification information is an extension transmission, it identifies either an extension transmission or a function transmission, and display information corresponding to this identification result Is read from the storage device and transmitted to a display connected to the extension telephone, and this display information is displayed on the display connected to the extension telephone. Is intended to be displayed in the hook, it has the effect of displaying in hook analysis result of the preset dial indicator connected to the extension telephone.
[0024]
Hereinafter, embodiments of the present invention will be described with reference to FIGS.
[0025]
(Embodiment 1)
FIG. 1 is a block diagram showing an embodiment of a telephone exchange according to the present invention, in which a plurality of extension telephones 2 and external lines 3 are connected via a telephone exchange 1. The extension telephone 2 includes a display 2a having an LCD (liquid crystal display) configuration, for example. The indicator 2a may be externally attached to the extension telephone 2.
[0026]
The telephone switch 1 includes a speech path switch 4 having a function of exchanging voice data, a central control device 5 for controlling the entire device, and a memory for storing data necessary for realizing the telephone display control method of the present invention. A device (memory) 6, an extension interface circuit 7 for connecting the extension telephone 2 and the speech path switch 4, and an external line interface circuit 8 for connecting the external line 3 and the speech path switch 4 are provided.
[0027]
2 to 5 are diagrams showing the internal configuration of the memory 6, and FIG. 2 shows a data area in which a plurality of planes are secured for each extension telephone 2 connected to the telephone exchange 1.
[0028]
In the figure, the telephone state 6A manages the state of each extension telephone 2 by the state number. For example, the idle state indicating the state of no operation is “00”, the preset dial state is “01”, and the dial tone listening state. Is “02”, the call state is “06”, and the like.
[0029]
The transmission identification information 6B identifies whether the dial information notified as the preset dial is an external line transmission or an internal line transmission to domestic and international networks. The dial area 6C stores and stores preset dial information from the extension telephone 2, and the dial information in this area is read out as the other party's outgoing dial by off-hook activation.
[0030]
FIG. 3 compares the dialing information stored in the dial area 6C as a preset dial with the other party outside line number when the call identification information 6B shown in FIG. And the information for displaying the name of the telecommunications carrier and displaying the contents on the extension telephone 2.
[0031]
In the figure, addresses a1, b1,..., Z1 correspond to the partner external line numbers a, b,..., Z, and the call charge information a, b,. z and telecommunications carrier names a, b,..., z are stored.
[0032]
FIG. 4 compares the extension information stored in the dial area 6C as a preset dial with the extension number of the other party when the call identification information 6B shown in FIG. 2 is an extension. Represents information for displaying the contents on the extension telephone 2.
[0033]
In the figure, addresses a2, b2,..., Z2 correspond to counterpart extension numbers a, b,..., Z, and extension name information a, b,. z is stored.
[0034]
FIG. 5 shows the dial information input before comparing the dial information stored in the dial area 6C as a preset dial with the extension number of the other party when the call identification information 6B shown in FIG. 2 is an extension. And the dial information stored as the special number, the special number function is obtained from the matched dial information, and the special number function name information is displayed on the extension telephone 2.
[0035]
In the figure, addresses a3, b3,..., Z3 correspond to function special numbers a, b,..., Z, and the special function name information a, b,. Is remembered.
[0036]
Next, the telephone display control method of the present invention will be described with reference to the sequence diagrams shown in FIGS.
[0037]
First, using the sequence diagram shown in FIG. 6, the preset dial is an outside line call within the country (meaning domestic calls including the city and outside the city) or an outside line call outside the country (meaning international calls). A control procedure for identifying and instructing display will be described.
[0038]
When the extension telephone 2 performs a button operation capable of discriminating whether it is a domestic call or an international call (step S1), key input information is notified to the central controller 5 in the telephone exchange 1 (step S2). On the other hand, the central controller 5 stores identification information corresponding to the operated button in the memory 6 as transmission identification information 6B (step S3).
[0039]
Further, the telephone state 6A of the memory 6 is changed from the idle state to the preset dial state (step S4). Subsequently, the dial information operated from the extension telephone 2 is notified to the central controller 5 (step S5).
[0040]
The central control device 5 reads the stored call identification information 6B from the memory 6 (step S6), recognizes whether the call is domestic or international based on this, and searches and collates the other party number based on the call identification. (Step S7). At the same time, the input dial information is stored as preset dial information in the dial area 6C of the memory 6 (step S8).
[0041]
Here, if the comparison result between the dial information input from the extension telephone 2 and the other party number information stored in the memory 6 coincides, the central controller 5 sets the coincidence other party outside line number stored in the memory 6. The corresponding call charge information and the name of the telecommunications carrier selected when the telecommunications carrier is selected are read (step S9) and notified to the extension telephone 2 as display instruction information (step S10).
[0042]
The extension telephone 2 that has received the display instruction information displays the call charge information and the telecommunications carrier on the display 2a based on the contents (step S11), and the preset dial display control is completed.
[0043]
Thereafter, when the extension telephone 2 performs off-hook activation (step S12), an off-hook signal is notified to the central controller 5 (step S13). The central controller 5 reads the telephone state 6A from the memory 6 (step S14). As a result, if it is a preset dial state, it further reads all dial digits stored as preset dial information in the dial area 6C of the memory 6 ( Step S15), dial information is sent to the captured external line 3.
[0044]
As described above, the operator of the extension telephone 2 accommodated in the telephone exchange 1 performs the preset dial operation for outgoing line transmission, and the central control device 5 and the memory 6 are provided to enable the dial analysis, as shown in FIG. By performing preset dial display control by a series of telephone display control methods, it is possible to display external line charge information for the preset dial and the name of the telecommunications carrier to be used on the extension telephone 2 before making a call.
[0045]
For this reason, the operator can recognize in advance the call charge when calling the outside line, and can save the call charge. Also, even if you have contracts with multiple telecommunications carriers, it is clear in advance which carrier's line network will be used, and if it is not a desirable carrier, you can change, cancel, etc. by operating the extension telephone buttons Can be arbitrarily performed, and an outside line transmission desired by the user can be selected.
[0046]
(Embodiment 2)
Next, a telephone display control method at the time of preset dialing for notifying display information to the extension telephone 2 by a special number operation of the extension telephone 2 will be described using the sequence diagram shown in FIG.
[0047]
First, when the extension telephone 2 performs a button operation for making an extension call by a preset dial (step T1), key input information (step T2) is notified to the central controller 5 in the telephone exchange 1.
[0048]
On the other hand, the central controller 5 stores identification information corresponding to the operated button in the memory 6 as transmission identification information 6B (step T3). Then, the telephone state 6A is changed from the idle state to the preset dial state (step T4).
[0049]
Subsequently, the dial operated by the extension telephone 2 is notified to the central controller 5 as dial information (step T5). The central control unit 5 reads out the transmission identification information 6B that is already stored from the memory 6 (step T6), recognizes that it is an extension transmission operation based on this, and searches and inputs the function special number stored in the memory 6 The dial number is collated (step T7), and at the same time, the special number input as preset dial information is stored in the dial area 6C of the memory 6 (step T8).
[0050]
Next, if there is a match as a result of the dial collation, the special function name information for the matched dial is read from the memory 6 (step T9) and notified to the extension telephone 2 as display instruction information (step T10). The extension telephone 2 that has received the display information displays on the display 2a based on the contents (step T11), and the preset dial display control is completed.
[0051]
Thereafter, the off-hook information is notified to the central controller 5 by the off-hook activation of the extension telephone 2 (step T12) (step T13). The central control unit 5 reads the telephone state 6B of the memory 6 (step T14), and if it is a preset dial state, reads the special number stored in the dial area 6C (step T15), and the telephone extension switch corresponding to the special number is read. The special function is activated (step T16).
[0052]
As described above, the extension telephone 2 in the telephone exchange 1 performs the special number operation, and the central control device 5 and the memory 6 that enable the dial analysis are provided, and the preset dial is performed by the series of telephone display control methods shown in FIG. By performing display control, the special function name for the preset dial can be displayed on the extension telephone 2 before the function is activated.
[0053]
(Embodiment 3)
Next, referring to the sequence diagram shown in FIG. 8, when making a call from an extension telephone 2 to another extension telephone 2, a telephone display control method at the time of preset dialing that notifies display information to the extension telephone 2 on the caller side. explain.
[0054]
First, the operation method of the extension telephone 2 is the same as that of the special number operation of the sequence diagram shown in FIG. 7 (steps T1 to T6). Next, a search and collation of the extension number of the telephone exchange 1 is performed (step U1).
[0055]
If the extension of the other party matches, the extension name information is read from the memory 6 (step U2) and notified to the extension telephone 2 as display instruction information (step U3). The extension telephone 2 that has received the display information displays on the display 2a based on the contents (step U4), and the preset dial display control is completed.
[0056]
Thereafter, an off-hook signal is notified to the central control unit 5 by the off-hook activation (step U5) of the extension telephone 2 that has performed the preset dial (step U6). The central control unit 5 reads the telephone state of the memory 6 (step U7), and if it is a preset dial state, it subsequently reads the dial stored in the memory 6 as preset dial information (step U8) and calls the partner extension telephone. Go (step U9) to establish extension transmission.
[0057]
As described above, the extension telephone 2 in the telephone exchange 1 preset dials the extension number of the other party, and the central controller 5 and the memory 6 that enable the dial analysis are provided, and a series of telephone display control methods shown in FIG. By performing the preset dial display control, the extension name corresponding to the preset dial can be displayed on the extension telephone 2 on the calling side before calling.
[0058]
【The invention's effect】
According to the present invention, dial information input by a preset dial operation from an extension telephone can be analyzed, and display information corresponding to the analysis result can be displayed on a display connected to the extension telephone. The operator can confirm the displayed display contents with the visible information as a result of the dial operation, prevent erroneous operation or erroneous dialing, and make the extension telephone operation accurate and easy to use. The advantageous effect is obtained.
[Brief description of the drawings]
FIG. 1 is a block diagram showing an embodiment of a telephone exchange according to the present invention. FIG. 2 is a diagram showing an internal configuration of a memory. FIG. 3 is a diagram showing an internal configuration of a memory. FIG. 5 is a diagram showing an internal configuration of a memory. FIG. 6 is a sequence diagram showing a telephone display control method of the present invention. FIG. 7 is a sequence diagram showing a telephone display control method of the present invention. FIG. 9 is a sequence diagram showing a conventional extension telephone control procedure. FIG. 10 is a sequence diagram showing a conventional preset dial control procedure.
DESCRIPTION OF SYMBOLS 1 Telephone exchange 2 Extension telephone 2a Indicator 3 Outer line 4 Communication path switch 5 Central controller 6 Memory | storage device (memory)
7 Internal interface circuit 8 External interface circuit

Claims (6)

A communication path switch to which an extension telephone and an external line are connected;
A central controller for controlling the connection between the extension telephone and the external line or the connection between the extension telephones by controlling the communication path switch;
Storing dial information input from the extension telephone during on-hook of the extension telephone, and storing in advance display information corresponding to each of external line transmission, extension transmission, and function transmission;
When the call identification information and dial information are input from the extension telephone on-hook, the central control unit receives the call identification information and dial information and stores them in the storage device and presets the state of the extension telephone. The transmission identification information and dial information stored in the storage device are analyzed, and when the transmission identification information is an outside line transmission, either domestic transmission or international transmission is identified, and the transmission identification information In the case of an extension call, it is identified whether the call is an extension call or a function call, and display information corresponding to the identification result is read from the storage device and transmitted to a display connected to the extension telephone. Telephone switch. It said storage device stores the call charge information corresponding to a plurality of destination external number, the central control unit when transmitting the identification information input from the extension telephone in on-hook is identified as outside line, is input from the extension telephone 2. The telephone exchange according to claim 1, wherein the call charge information corresponding to the external line number indicated by the dial information is read from the storage device and transmitted to a display connected to the extension telephone. When the storage device stores the telecommunications carrier name corresponding to a plurality of mating external numbers, the central controller generation identifying information input from the extension telephone in on-hook is identified as external line transmission, from the extension phone 2. The telephone exchange according to claim 1, wherein the name of the telecommunications carrier corresponding to the external line number indicated by the input dial information is read from the storage device and transmitted to a display connected to the extension telephone. . Said storage device stores the extension name information corresponding to a plurality of mating extensions, the central controller when generation identifying information input from the extension telephone in on-hook to identify the extension calling, is input from the extension telephone 2. The telephone exchange according to claim 1, wherein the extension name information corresponding to the extension number indicated by the dial information is read from the storage device and transmitted to a display connected to the extension telephone. When the storage device stores a function name information corresponding to the various functions of the telephone exchange, the central controller dial information input from the extension telephone in on-hook to identify the function calling to invoke the function, the 2. The telephone exchange according to claim 1, wherein the function name information corresponding to the function indicated by the dial information is read from the storage device and transmitted to a display unit connected to the extension telephone. A telephone display control method for a telephone exchange to which an extension telephone and an external line are connected, wherein display information corresponding to each of external line transmission, extension transmission and function transmission is stored in a storage device in advance,
When the call identification information and dial information are input on-hook from the extension telephone, the call identification information and dial information are received and stored in the storage device, and the state of the extension telephone is stored as a preset dial state, Analyzing the transmission identification information and dial information stored in the storage device, if the transmission identification information is an outside line transmission, identify either domestic transmission or international transmission, and if the transmission identification information is an extension transmission identifies either extension outgoing or function calling, it transmits the display information corresponding to the identification result to the connected display device to said extension telephone is read from the storage device,
A telephone display control method, wherein the display information is displayed on-hook on a display connected to the extension telephone.

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