JP2000101718A - Line switching system with selective holding control function - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reflect the intension of a party whose call is brought into a holding state on a holding control service by selectively providing various holding control services in response to a selection signal received from a telephone set of the party whose call is brought into a holding state. SOLUTION: A line switching device 1 in the line switching system with a selective holding control function is provided with a holding tone control circuit 5 that connects a holding tone source device 2 generating a holding tone and a voice message and a selection signal receiver 4 or the like to receive a selection signal from a telephone set 14 at a side of a party whose call is brought into a holding state to the line switching device 1 and transmits a holding tone to the party whose call is brought into a holding state in a holding state of a speech and with a selection control circuit 6 that interconnects the line switching device 1 and the selection signal receiver 4 to receive a selection signal in the holding state of the speech and calls a telephone set 11 at a side of a party that holds the speech upon the receipt of a call designation signal as the selection signal.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a circuit switching system for providing various circuit switching services by a circuit switching machine, and selectively provides various hold control services in response to a selection signal inputted from a telephone set of a person on hold. The present invention relates to a circuit switching system with a selective hold control function.

[0002]

2. Description of the Related Art Conventionally, in a circuit switching system in which various circuit switching services are provided by a circuit switch, when searching for materials or moving to another place during a call, the call is held. Functions can be used. When this hold function is used, a hold tone is played to the holdee telephone device during the call holding state. There is a circuit switching system that can provide a service for calling the hold operator's telephone device with a warning sound when a predetermined time elapses after the hold time becomes longer. The service called by is not performed according to the will of the holdee.

[0003]

In the above-described conventional circuit switching system, a person on hold holding the call and continuing to listen to the music on hold, even if the hold time becomes long, becomes self-sustained. Cannot change the call holding status by the user's will. Therefore, the holdee who has been in the call holding state for a long time has no choice but to give up and disconnect the call or keep waiting.

According to the present invention, various hold control services are selectively provided in response to a selection signal input from a holdee telephone apparatus, and the intention of the holdee is reflected on the hold control service. An object is to solve the above-mentioned problem.

[0005]

According to the first aspect of the present invention, there is provided a circuit switching system in which various circuit switching services are provided by a circuit switching system. A hold sound source, a selection signal receiving device for receiving a selection signal from the holdee telephone device, a hold control means for sending a hold sound to the holdee telephone device during call hold, and a call hold Selection control means for connecting the selection signal receiving device to the circuit switch so as to be able to receive the selection signal, and, when a call designation signal is received as the selection signal, calling the hold operator's telephone device. It is characterized by comprising.

According to a second aspect of the present invention, in the first aspect, a voice message is transmitted to notify the telephone of the held person after a predetermined time elapses from the hold operation to notify that the telephone becomes operable. Thereby, a selection signal can be received from the held person's telephone device held for a predetermined time or longer via the selection signal receiving device.

According to a third aspect of the present invention, in the second aspect, if there is no selection operation from the telephone device on the holdee side after a lapse of a predetermined time from the hold operation, the call holding state is changed to the predetermined time. By sending a voice message notifying that the operation can be performed to the holdee-side telephone device after the continuation for a while, from the holdee-side telephone device via the selection signal receiving device at the predetermined time intervals. A selection signal can be received.

According to a fourth aspect of the present invention, there is provided the first to third aspects.
In the present invention, when the selection control means receives a telephone number designation signal as a selection signal, the selection control means calls another telephone device having the telephone number and holds the call in response to a response operation on the other telephone device side. And the connection is established between the other telephone device and the telephone device on the holdee side.

According to a fifth aspect of the present invention, there is provided a fifth aspect of the present invention.
In the invention, when the voice mail designation signal is received as a selection signal, the selection control means releases the call hold, and then connects the additionally provided voice mail device and the holdee telephone device. And receiving the voice mail from the holdee-side telephone device by the voice mail device and transmitting the received voice mail to the hold operator-side telephone device.

A sixth invention according to a sixth aspect is characterized by the first to fifth aspects.
In the invention, when the callback control signal is received as a selection signal, the selection control means releases the call hold, disconnects the connection with the holdee-side telephone device, and then releases the hold operator-side telephone. The hold display of the device is changed to the callback display, and the held party telephone device is called in response to a hold response operation from the hold operator telephone device.

According to a seventh aspect of the present invention, there is provided the first to sixth aspects.
In the invention, when a connection is made from the holdee-side telephone device to another telephone device or the voice mail device while the call is on hold, the hold display of the hold operator-side telephone device is displayed on the other telephone device or the telephone device. The display is changed to a display notifying that the connection to the voice mail device has been made.

According to an eighth aspect of the present invention, there is provided the first to sixth aspects.
In the invention, when a connection is made from the holdee-side telephone device to another telephone device or the voice mail device while the call is on hold, another telephone device or the voice whose display is changed by the hold operator's telephone device is changed. If the hold operator's telephone device performs a hold response operation on the display notifying that the connection to the mail device has been made, the hold operator's telephone device, the holdee's telephone device, and the other A three-party connection is made between the telephone device and the voice mail device.

According to a ninth aspect of the present invention, there is provided a ninth aspect of the present invention.
In the invention, when the line type information of the held party telephone device is received simultaneously with the selection signal, a hold control service set in advance in association with the line type information is provided. .

According to a tenth aspect of the present invention, there is provided the
In the eighth invention, when line number information of the telephone device of the held party is received simultaneously with the selection signal, a hold control service set in advance in association with the line number information is provided. And

[0015]

Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 is a system diagram showing a configuration of a circuit switching system with a selective hold control function according to a first embodiment of the present invention.

As shown in FIG. 1, the circuit switching system with a selective hold control function of this embodiment includes a circuit switch 1, a hold sound source device 2, a voice mail device 3, a selection signal receiving device 4, a hold signal It comprises a control circuit 5 and a selection control circuit 6, and the telephone devices 11, 1
Are connected to each other, and a telephone device 14 is connected to the outside line side of the circuit switch 1 via a public network 13. In the following description, it is assumed that, after an incoming call is received from the telephone device 14 on the outside line to the telephone device 11, the call is put on hold by a hold operation on the telephone device 11. in this case,
The telephone device 11 corresponds to the hold operator's telephone device, the telephone device 12 corresponds to another telephone device, and the telephone device 14 corresponds to the holdee's telephone device.

As the line switch 1, for example, a PBX is used. An existing line switch can be used as the line switch 1, and in this case, the selection control circuit 6 is incorporated therein. Note that a circuit switch of a type in which the selection control circuit 6 is incorporated in advance may be used as the circuit switch 1.

The hold sound source device 2 generates a hold sound and a voice message, and is selectively connected to the telephone devices 11, 12, and 14 via the circuit switch 1.

The voice mail device 3 receives (stores) and transmits voice mail, and is selectively connected to the telephone devices 11, 12, and 14 via the circuit switch 1.

The selection signal receiving device 4 receives a selection signal from the telephone device 14 on the holdee side, and during the call holding state, the telephone device 1 on the holdee side via the circuit switch 1.
4 is connected. The selection signal receiving device 4 may be incorporated inside the circuit switch 1 instead of being provided independently of the circuit switch 1 as shown in the figure.

The hold control circuit 5 transmits a hold tone to the telephone set 14 of the person to be held while the call is put on hold, and is generally built in the line exchange.

The selection control circuit 6 connects the selection signal receiving device 4 to the circuit switch 1 during the call holding state so as to be able to receive the selection signal, and according to the hold control service selected by the received selection signal. And controls connection between various devices connected to the circuit switch 1. The selection control circuit 6 includes, for example, a storage unit for storing a database in which a selection signal and a hold control service are associated with each other, and a hold control service requested by the held person by referring to the database based on the received selection signal. And a service command unit for commanding each device of a connection path and an operation for realizing the hold control service based on the selection.

In the present embodiment, the selection control circuit 6 is provided in the circuit switch 1. However, the selection control circuit 6 may be provided in the selection signal receiver 4 or may be linked to the circuit switch 1 or the selection signal receiver 4. It may be configured to be provided in a computer provided. In the present embodiment, the connection control between the various devices is performed independently by the selection control circuit 6. However, the connection control between the various devices is performed via the hold control circuit 5. You may.

In the present embodiment, a plurality of signals, such as a call designation signal, a telephone number designation signal, a voice mail designation signal, and a callback designation signal, can be transmitted from the held telephone apparatus 14 as selection signals. It is prepared. Therefore, in the circuit switching system with the selective hold control function of the present embodiment, different hold control services are provided depending on which signal is transmitted as the selection signal. Hereinafter, each case of each selection signal will be described.

After a call is received from the holdee-side telephone device 14 to the hold-operator-side telephone device 11, if the call is put on hold by a hold operation performed by the hold operator of the hold-operator-side telephone device 11, The hold operation event signal is input to the hold control circuit 5 and the selection control circuit 6. Based on this hold operation event signal, the hold control circuit 5 establishes a connection path (shown by a dotted line in FIG. 1) between the holdee-side telephone device 14 and the hold sound source device 2, and A hold tone is sent to. On the other hand, based on the hold operation event signal, the selection control circuit 6 connects the circuit switch 1 and the selection signal receiving device 4 to a state where the selection signal can be received. In this state, the selection control circuit 6 constantly checks the presence or absence of the input of the selection signal, and when the selection signal is input, establishes a connection path between the held telephone apparatus 14 and the selection signal receiving apparatus 4. I do.

During the call holding state, the held person who is listening to the held sound on the held-side telephone device 14 receives the message "11 or # when calling the held person inserted in the middle of the held sound. Press. To call another extension,
"" And recognize that a special hold control service has been set. If the holdee wants to use the special hold control service for a reason such as "the hold time has been extended" or "an emergency has occurred during the hold", the holdee telephone device 14 is operated to transmit a desired selection signal.

This selection signal is supplied to the selection control circuit 6 via the connection path of the circuit switch 1 and the selection signal receiving device 4.
Received at. The selection control circuit 6 selects a hold control service requested by the holdee based on the received selection signal, and instructs each device on a connection path and an operation for realizing the hold control service based on the selection.

Here, if the selection signal is a call designation signal, the selected hold control service is a call service of the hold operator, and the selection control circuit 6 refers to the hold operator information to execute the hold operation. The made telephone device (in this case, the telephone device 11 on the holding operator side) is extracted, the call holding state of the telephone device 11 on the holding operator side is released, and then the telephone device 11 on the holding operator side is called.

By this call, the hold operator's side telephone device 11
Is sounded, and a "voice or sound indicating that a call is being made" is sent to the held telephone apparatus 14. Here, when the hold operator picks up the receiver of the holding operator side telephone device 11 that is calling, the selection control circuit 6 causes the holding operator side telephone device 11 and the holdee side telephone device 14 to pick up.
Establish a connection path between This enables a call between the hold operator and the held person.

In the above, the selection signal is transmitted to another telephone device 1
In the case of the telephone number designation signal corresponding to 2, the selected hold control service is a call service of another telephone device, so the selection control circuit 6 calls another telephone device 12 and The call holding state is released in response to a response operation on the side, and a connection path between the other telephone device 12 and the telephone device 14 on the holdee side is established. This allows
A call between the holdee and another telephone device user is enabled.

In the above, when the selection signal is a voice mail designation signal, the selected hold control service is a voice mail service, and therefore, the selection control circuit 6 releases the voice call hold state and then releases the voice mail device 3 A connection path is established between the holdee-side telephone device 14 and, when a voicemail for a message or the like is sent from the holdee-side telephone device 14, the voicemail is received by the voicemail device 3. To In this case, when a predetermined request signal is input from the hold operator-side telephone device 11, a connection path between the voice mail device 3 and the hold operator-side telephone device 11 is established by the selection control circuit 6. Then, it is transmitted to the hold operator's telephone device 11. Alternatively, a voice mail may be transmitted when the hold operator responds to the hold again.

In the above, when the selection signal is a callback designating signal, the selected hold control service is a callback service, so that the selection control circuit 6 releases the call holding state and releases the call holding state. Telephone device 14
After disconnecting the connection, the hold display of the hold operator-side telephone device 11 is changed to the callback display. Thereafter, when a hold response operation is performed on the hold operator's side telephone device 11, the held person's side telephone device 11 is called (called back) accordingly.

In the above, if the telephone device 14 on the holdee side connects to another telephone device 12 or the voice mail device 3 while the call is on hold, the selection control circuit 6
Accordingly, the hold display of the hold operator-side telephone device 11 may be changed to a display notifying that the connection to another telephone device 12 or the voice mail device 3 has been made.

If the hold operator's telephone device 11 performs a hold response operation on the display of the hold operator's telephone device 11 whose display has been changed as described above, the selection control circuit 6 causes the selection control circuit 6. Alternatively, a three-party connection may be made between the hold operator's telephone device 11, the holdee's telephone device 14, and another telephone device 12 or voice mail device 3.

In the above description, when the selection signal is transmitted from the held person telephone apparatus 14, the line type information of the held person telephone apparatus 14 may be sent at the same time. In this case, the selection control circuit 6 refers to a database in which the selection signal, the line type information, and the hold control service are associated, and sets the hold control service defined by the selection signal in advance in association with the line type information. By providing the hold control service when it is included in the hold control service, the available hold control service can be limited for each line type.

In the above, when the selection signal is transmitted from the held person's telephone device 14, the line number information of the held person's telephone device 14 may be sent at the same time. In this case, the selection control circuit 6 refers to a database in which the selection signal, the line number information, and the hold control service are associated, and sets the hold control service specified by the selection signal in advance in association with the line number information. By providing the hold control service when it is included in the set hold control service, the available hold control service can be limited for each line number.

In the circuit switching system with the selective hold control function of the present embodiment, various hold control services reflecting the intention of the holdee are provided in response to the selection signal from the holdee-side telephone device. The selection range of the holdee is expanded when the hold state extends for a long time, and the hold control service for the holdee is improved.

In the present embodiment, while the call is on hold, the selection signal from the telephone device 14 of the person on hold is unconditionally received. It is also possible to send a voice message notifying that the operation is enabled to the party telephone apparatus 14 and to establish a connection path between the held party telephone apparatus 14 and the selection signal receiving apparatus 4. In this case, it is possible to limit the use of the hold control service to a case where the use is held for a predetermined time or more.

Further, in addition to the above-described restriction on the use of the hold control service, if there is no selection operation from the telephone device 14 on the holdee side after a lapse of a predetermined time from the hold operation, the call hold state is changed for the predetermined time. After the continuation, the voice message notifying that the operation can be performed to the holdee-side telephone device 14 is sent out, and the holdee-side telephone device 14 is sent.
A connection path between the selection signal receiving device 4 and the selection signal receiving device 4 may be established. In this case, the hold control service can be restricted so that it can be used every predetermined time.

[0040]

As described above, according to the circuit switching system with the selective hold control function of the present invention, the call service of the hold operator and other services can be performed according to the will of the holdee who holds the call. Various hold control services, such as a telephone device call service, a voice mail service for messages, and a callback service, can be provided, so that an action to transition to the next state of the hold state is possible according to the holdee's will. And the hold control service for the holdee can be improved.

[Brief description of the drawings]

FIG. 1 is a system diagram showing a configuration of a circuit switching system with a selective hold control function according to a first embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Circuit switcher 2 Hold sound source device 3 Voice mail device 4 Selection signal receiving device 5 Hold control circuit 6 Selection control circuit 11 Hold operator side telephone device 12 Other telephone devices 13 Public network 14 Holdee side telephone device

Continued on the front page F term (reference) 5K024 AA21 AA53 AA72 BB05 DD01 DD02 DD03 DD04 FF03 FF05 GG12

Claims (10)

[Claims] 1. A circuit switching system in which various circuit switching services are provided by a circuit switch, a hold sound source for generating a hold sound or a voice message, and a selection signal for receiving a selection signal from a telephone device on the holdee side. A selection signal receiving device, a hold control unit for sending a hold tone to the held party's telephone device during a call hold, and a connection signal receiving device connected to the circuit switch during a call hold to receive a selection signal. And a selection control means for calling the hold operator's telephone device when a call designation signal is received as a selection signal, the circuit switching system having a selective hold control function. 2. After a predetermined period of time has elapsed since the hold operation, a voice message is sent to notify the telephone device of the holdee that the operation can be performed. 2. The circuit switching system with a selective hold control function according to claim 1, wherein a selection signal can be received from a telephone device via said selection signal receiving device. 3. If there is no selection operation from the holdee telephone device after a lapse of a predetermined time from the hold operation, the call hold state is continued for the predetermined time and then the holdee telephone device is operated. By transmitting a voice message notifying that it has become possible, a selection signal can be received from the held telephone apparatus via the selection signal receiving apparatus at the predetermined time intervals. 3. A circuit switching system with a selective hold control function according to claim 2. 4. When the selection control means receives a telephone number designation signal as a selection signal, the selection control means calls another telephone device having the telephone number and responds to the response operation on the other telephone device side. The circuit switching system with a selective hold control function according to any one of claims 1 to 3, wherein the call hold is released to connect the other telephone device and the holdee-side telephone device. 5. When the voice mail designation signal is received as a selection signal, the selection control means releases the call hold and then switches between the additionally provided voice mail device and the holdee telephone device. 5. The connection according to claim 1, wherein the voice mail from the telephone device on hold is received by the voice mail device, and the received voice mail is transmitted to the telephone device on hold operator. 2. A circuit switching system with a selective hold control function according to claim 1. 6. When a call-back designation signal is received as a selection signal, the selection control means releases the call hold, disconnects the connection with the held party telephone device, and then executes the hold operator. 6. The telephone system according to claim 1, further comprising: changing the hold display of the telephone device to the callback display, and calling the telephone device of the holdee in response to the hold response operation from the telephone device of the hold operator. A circuit switching system with a selective hold control function according to any one of the preceding claims. 7. When a call is put on hold from a telephone device on the holdee side to another telephone device or the voice mail device, the hold display of the telephone device on the hold operator side is displayed on the other telephone device. 7. The circuit switching system with a selective hold control function according to claim 1, wherein the display is changed to a display notifying that connection to the voice mail device has been made. 8. When another telephone device or a voice mail device is connected from the telephone device on hold to the telephone device while the call is on hold, another telephone device whose display is changed by the telephone device on hold operator or When a hold response operation is performed on the hold operator's telephone device with respect to the display notifying that the connection to the voice mail device has been made, the hold operator's telephone device, the holdee's telephone device, 7. The circuit switching system with a selective hold control function according to claim 1, wherein a three-party connection is made with another telephone device or the voice mail device. 9. When the line type information of the held party telephone device is received simultaneously with the selection signal, a hold control service set in advance in association with the line type information is provided. The circuit switching system with a selective hold control function according to any one of claims 1 to 8. 10. When the line number information of the telephone device of the held party is received simultaneously with the selection signal, a hold control service set in advance in correspondence with the line number information is provided. The circuit switching system with a selective hold control function according to any one of claims 1 to 8.