JPH02166956A - Electronic exchange - Google Patents

Abstract

PURPOSE:To attain contact from a caller to an absent person with a desired method by displaying the contact method, which is stored in a storing means, on the display means of a calling side subscriber telephone set when a subscriber telephone set, for which the subscriber is absent, is called. CONSTITUTION:When the subscriber of a subscriber telephone set 32 inputs the method to contact the subscriber itself through a key input device 3c, a call connection processor 1 stores the information to the area of the subscriber telephone set 32 in a memory 9. When call origination to the subscriber telephone set 32 is detected, the information of a present or absent state are read from the area to the called side telephone set 32 in the memory 9. In the case of the absent state, the information to show the contact method are read from the memory 9 and sent to a subscriber circuit 41 of a calling side telephone set 31. A microcomputer 3e of the calling side telephone set 31 controls a display 3d and displays the contact method. Then, when the contact method is selected by a select key, the contact can be executed by the selected method. Thus, the caller can contact the absent person by selecting the desired contact method.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to an electronic switching device having a service function in the absence of a subscriber.

BACKGROUND OF THE INVENTION Traditionally, this type of electronic switching equipment has been used to automatically, when a call arrives at a telephone where the subscriber is not present, automatically receive the call on the subscriber's destination telephone or automatically transfer the call to a voice mail storage device. The system is configured so that the person who is absent can be contacted.

Therefore, when a subscriber leaves his or her own telephone, he or she can preset the destination telephone and answer from that telephone, or preset the voice mail function to play back voice mail that was received while the subscriber was away. .

Problems to be Solved by the Invention However, in the above-mentioned conventional electronic switching device, when a call arrives when the subscriber is absent, the call is automatically delivered to the subscriber's destination telephone, or the voice mail storage device There is a problem in that since the caller is automatically transferred to the caller, no consideration is given to the caller, and therefore the caller is unable to contact the absentee in a desired manner.

SUMMARY OF THE INVENTION In view of the above-mentioned conventional problems, it is an object of the present invention to provide an electronic switching device that allows a caller to contact an absentee in a desired manner.

Means for Solving the Problems In order to achieve the above object, the present invention includes a means for inputting a plurality of contact methods, a means for displaying a plurality of contact methods, and a method for selecting a contact method displayed on the display means. The subscriber's telephone set includes means for storing a plurality of contact methods set by the subscriber's telephone when the subscriber is absent, and when a call is made by the subscriber's telephone when the subscriber is absent,
The display means of the calling subscriber's telephone set is controlled to display the contact method stored in the storage means, and the absentee is contacted using the contact method selected by the selection means.

Effect of the Invention With the above configuration, the present invention allows the calling party to select a desired contact method by setting a plurality of contact methods when the subscriber leaves his/her seat. person can be contacted.

EXAMPLES Hereinafter, the present invention will be described in detail with reference to the drawings. FIG. 1 is a schematic block diagram showing one embodiment of an electronic switching device according to the present invention, FIG. 2 is a block diagram showing the subscriber telephone of FIG. 1, and FIG. 3 is a display device of FIG. 2. Display explanatory diagram, 4th
FIG. 1 is a flowchart for explaining the operation of the electronic switching device shown in FIG.

In FIG. 1, reference numeral 1 denotes a call connection processor (call connection means 8) that controls call connections such as outgoing and incoming calls, incoming calls to extension lines, and formation of communication paths.
Transfer the calling subscriber's telephone to the subscriber's telephone of the destination of the absentee, control the recording of the calling party's voice message and play it to the called party, and It is pre-programmed to be able to contact the absentee by calling the absentee.

2 is connected to the subscriber circuit 4 under the control of the call connection processor 1.
1.42~4n communication path and subscriber circuit 41.42~
Time-division switches 31.32-3n forming communication paths between 4n and trunk circuits 51.520 are subscriber telephones connected as extension telephones to subscriber circuits 41.42-4n, respectively.

Each of the subscriber circuits 41.42 to 4n transmits subscriber control information such as off-hook information, dial information, and message information in the event of an absence of the subscriber telephones 31.32 to 3n to the call connection processor 1 (subscriber control Information input/output means 6
), incoming call information from the call connection processor l,
Subscriber control information such as message information during absence as will be described later is output to subscriber telephones 31, 32 to 3n.

The trunk circuits 51 and 52 control incoming calls from outside lines and outgoing calls to outside lines, and input and output trunk control information to and from the call connection processor 1 (trunk control information input/output means 6).

9 is provided in the call connection processor 1 and is connected to the subscriber telephone 3.
1. Whether the subscriber 32 to 3n is present or not, and if absent, information on the subscriber's telephone at the destination and a message to the caller are recorded in the voice mail storage device 10. This is a memory that stores information on multiple methods of contacting an absentee, such as information on how to contact an absent person, such as information on how to call a caller using a pager, etc.
Under the control of the call connection processor 1, the voice mail for the absent subscriber is recorded and played back.

Each of the subscriber telephones 3 (31, 32 to 3n)
As shown in the figure, a handset 3 is used by the subscriber to make calls.
a, a voice control circuit 3b that controls A/D conversion, D/A conversion, etc. of the voice signal of the handset 3a, and a dial key and a voice control circuit 3b that controls the dial key and whether or not the subscriber is present. , a key manual device 3C equipped with function keys for inputting multiple contact methods such as destination, etc., and displaying multiple contact methods for the called subscriber (absentee) as shown in FIG. Audio signals and control information are exchanged between the dead display 3d, these audio control circuits 3b, the micro combiator 3e that controls the key human power device 3C1 display 3d, and the subscriber circuit 4 (41, 42 to 4n). Transmission circuit 3 for transmitting and receiving
f, a communication interface circuit (I/F) that connects control information between the transmission circuit 3r and the micro combinator 3e
)3g.

As shown in FIG. 3, the display device 3d is provided with select keys 3d, .

Next, the operation of the above embodiment, particularly the operation of the call connection processor 1, will be explained.

First, for example, when the subscriber of the subscriber telephone 32 leaves his/her seat, he/she inputs a method of contacting himself/herself via the key human power device 3C, and the microcomputer 3e of the subscriber telephone 32 inputs the information to the subscriber circuit. 42 to the call connection processor 1, which stores the information in the subscriber telephone 32 area of the memory 9.

In this case, multiple contact methods can be set in the memory 9, such as a conference room (extension number [432; A contact method can be set in the memory 9.

Next, referring to FIG. 4, the subscriber telephone 3 where the subscriber is absent
The operation when a call arrives at 2 will be explained.

For example, from the subscriber telephone (calling side) 31 to the subscriber telephone (calling side)
When a call to the telephone 32 of the called party is detected, the presence/absence status information of the area corresponding to the telephone 32 of the called party in the memory 9 is read out.

In step 12, if the read information indicates that the subscriber is present, the process branches to step 13, and by outputting the incoming call information to the subscriber circuit 42, the called telephone 32 is made to ring and receive the call.

In this case, when the handset 3a of the called telephone 32 is off-hook, the microcomputer 3e of the called telephone 32 detects the information and connects the communication interface circuit 3e, transmission circuit 3f, and subscriber circuit 4. The call connection means 8 controls the time division switch 2 to connect the calling side telephone 31 and the called side telephone 3.
2 communication paths are formed. Also, the calling side telephone 31 or the called side telephone.

32 goes on-hook, the communication path is controlled to be disconnected.

On the other hand, in step 12, if the read information is in the absent state, the process advances to step 14, and the called party (
Information indicating a method of contacting the person (absentee) is read from the memory 9 and sent to the subscriber circuit 31 of the telephone 31 on the calling side.

When the microcomputer 3e of the calling side telephone 310 receives this information via the subscriber circuit 31, the transmission circuit 3f, and the communication interface circuit 3g, it controls the display 3d to display the received information as shown in FIG. Display the contact method for the calling subscriber (absentee).

Next, select key 3d of calling side telephone 31 is pressed.

When one of the buttons . . . is pressed to select a contact method, the process proceeds to step 16, and contact is made using the selected method.

Here, as shown in FIG.
) is selected, the incoming call information is output to the subscriber circuit 4 of that subscriber's telephone.
If a contact method is selected by making the contact subscriber's telephone ring and recording the voice mail device 10, a communication path is formed between the calling party's telephone 31 and the voice mail device 10. If the method of contacting by calling a pager is selected, the trunk circuit 51 or 52 is controlled to call the originating station for the pager.

Therefore, according to the above embodiment, when a subscriber leaves his or her own telephone, a plurality of contact methods such as a destination telephone and a voice mail function are set in advance in the memory 9, and a call is made to the telephone when the subscriber is absent. By reading the plurality of contact methods from the memory 9 and displaying them on the calling telephone, the caller can select a desired contact method and contact the absentee.

DETAILED DESCRIPTION OF THE INVENTION As described above, the present invention provides a means for inputting a plurality of contact methods, a means for displaying a plurality of contact methods, and a means for selecting a contact method displayed on the display means. In addition, it is equipped with a means for storing a plurality of contact methods set by the subscriber telephone set when the subscriber is absent, and when a call is made from the subscriber telephone set when the subscriber is absent, the calling side subscriber telephone The display means is controlled to display the contact method stored in the storage means, and the absent person is contacted using the contact method selected by the selection means.
The caller can contact the absentee in any desired manner.

[Brief explanation of the drawing]

FIG. 1 is a schematic block diagram showing one embodiment of an electronic switching device according to the present invention, FIG. 2 is a block diagram showing the subscriber telephone of FIG. 1, and FIG. 3 is a display device of FIG. 2. FIG. 4 is a flowchart for explaining the operation of the electronic switching device of FIG. 1. ■... Call connection processor (transfer means, individual selection calling means), 2... Time division switch, 3 (31 to 3n)...
・Subscriber telephone, 3C...key human power device, 3d...
Display device, 3e...Microcomputer, 9...Subscriber status/absence status memory, 10...Voice mail device. Name of agent: Patent attorney Shigetaka Awano and one other person Figure N2 Figure 3

Claims (4)

[Claims] (1) Equipped with a means for contacting an absent person using multiple methods, a means for inputting multiple contact methods, a means for displaying multiple contact methods, and a means for selecting the contact method displayed on the display means. means for storing a plurality of contact methods set by the subscriber telephone in which the subscriber is absent; and the subscriber telephone in which the subscriber is absent;
When a call is made to a subscriber telephone set where the subscriber is absent, the display means of the calling party subscriber telephone set is controlled to display the contact method stored in the storage means, and the contact method selected by the selection means is controlled. and means for controlling said contact means to contact an absent person using a contact method. (2) The electronic switching device according to claim 1, wherein the communication means transfers the calling subscriber's telephone to a destination subscriber's telephone of the absent person. (3) Claim (3) characterized in that the communication means records the calling party's voice message and plays it back to the called party.
The electronic switching device according to 1) or (2). (4) The electronic switching device according to any one of claims (1) to (3), wherein the communication means calls the absent person using an individual selective call receiver.