JPH04150249A - Number guide service connection system - Google Patents

Abstract

PURPOSE:To save a trouble of redialing by sending a telephone number of an opposite party requested by a caller to a caller station from a database via a controller and allowing the caller station to connect the caller to a requested destination immediately. CONSTITUTION:When a caller station identifies it that a special number for a telephone number guide service is dialed, the caller station acquires a service center, the service center starts a database 205 via an exchange 201, extracts a desired telephone number and uses an announcement device 213 to inform the telephone number to a request person 1. While the announcement is sent to a subscriber 1, a common line signal controller 219 sends a telephone number of a requested opposite party to a common line signal controller 111 of the caller station via a signal line 302 to control it that the caller station connects the request party 1 and the opposite subscriber 4. Thus, a trouble of redialing the opposite subscriber 4 by the caller l is saved at the inquiry of number guide.

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a directory assistance service connection system used for telephone directory assistance of the present invention.

[Conventional technology]

Conventionally, in this type of service, the caller dials a special number for directory assistance to connect to the switchboard, tells the switchboard operator the name, address, etc. of the subscriber to be investigated, and then the operator Obtain the desired phone number verbally or by announcement. After disconnecting the call, the caller dials the desired telephone number to connect.

[Problem to be solved by the invention]

As mentioned above, in the conventional directory assistance service connection method,
The caller of this service can obtain the telephone number of the desired party verbally or through an announcement from the operator, but if the caller of this service wishes to call the desired party, the caller must disconnect the call and try again. The disadvantage is that it requires making a call to the intended party, which requires extra effort.

SUMMARY OF THE INVENTION An object of the present invention is to provide a directory assistance service connection system that can save the calling party the trouble of calling again to call the other subscriber when making a directory assistance inquiry.

[Means to solve the problem]

The directory assistance service connection system of the present invention provides a service center that provides telephone directory assistance service to subscribers, a switchboard for making calls with a requester of the service, and subscriber information for telephone directory assistance. a database that stores
comprising an announcement device that notifies the requester of a desired telephone number obtained from the database based on an inquiry, and a first control device that transmits the desired telephone number;
a second controller for receiving the desired telephone number at an originating station, the originating station acquiring the service center when it identifies that a special number for a directory assistance service has been dialed; The service center activates the database via the switchboard, extracts the desired telephone number, and notifies the requester from the announcement device, and the second control device receives the information sent from the first control device. In this configuration, the originating station receives the desired telephone number and controls the originating station to connect the requester with the corresponding subscriber.

〔Example〕

Next, the present invention will be explained with reference to the drawings.

FIG. 1 is a diagram for explaining one embodiment of the present invention,
A service center that provides telephone directory assistance service to subscribers, a calling station connected to this service center by a telephone line 300 and a signal line 302, and a receiving station connected to this calling station by a telephone line 301 are shown. Subscriber 1 on the calling side is connected to subscriber circuit 102 via subscriber line 101.
The subscriber circuit 102 is connected to the exchange switch 100 via a telephone line 103. The relay trunk 104 is connected to the exchange switch 100 via a communication line 105, and further connected to the relay trunk 403 of the receiving station via a communication line 301. In addition, the call processing control device 106 has a control line 107.
is connected to the exchange switch 100 via a control line 10.
8 to the system bus 109. The common line signal control device 111 connects the system bus 10 via the control line 110.
9, and is also connected to the common line signal control device 219 of the service center via the signal line 302. The relay trunk 112 connects to the exchange switch 100 via the communication line 113.
and is connected to a relay trunk 204 of the service center via a telephone line 300.

Relay trunk 204 is connected to exchange switch 200 via communication line 203. The exchange board 201 is operated by an operator and is connected to the exchange switch 200 via a telephone line 202.
It is further connected to a database 205 for number guidance via a control line 206. Further, the switchboard 201 is connected to a switchboard controller 208 via a control line 207. Switchboard controller 208 is connected to system bus 210 via control line 209 . The maintenance operation control device 212 is connected to the system bus 210 via a control line 211. Announcement device 213 for telephone number guidance is connected to telephone line 214
It is connected to the exchange switch 200 via. Call processing controller 216 is connected to exchange switch 200 via control line 215 and to system bus 210 via control line 217.

The common line signal control device 219 is connected to the system bus 210 via a control line 218 and to the common line signal control device 111 of the originating station via a signal line 302.

On the other hand, a subscriber 4 at the receiving station is connected to an exchange switch 400 via a subscriber line 401. The relay trunk 403 is connected to the exchange switch 400 via the communication line 402 and to the relay trunk 104 of the originating station via the communication line 301.

Next, the operation of the system when subscriber 1 makes a call will be explained. When the subscriber 1 dials the access number for connecting to the directory assistance service, the call processing controller receives and identifies this number and selects a line to the service center. The subscriber 1 is then connected to a switching board 201 of the service center via a telephone line, a switch, or the like. The operator of the switchboard 201 obtains the information of the called party from the subscriber 1, activates the database 205 for telephone number guidance, and extracts the telephone number of the party desired by the subscriber 1. This obtained telephone number is displayed on the display of the switchboard 201 via a control line 206, and at the same time is sent to the switchboard controller 208 via a control line 207.Next, this telephone number is displayed on the display of the switchboard 201 via a control line 209. 210 and is sent to the call processing controller 216 via a control line 217.

At the same time, this telephone number is sent via control line 218 to common line signal control unit 219 and is ready to be transferred to the originating station.

On the other hand, the call processing control device 216 connects the call line 203 and the call line 214 according to an instruction from the control line 215, activates the announcement device 213 for directory assistance, and sends an announcement to the subscriber 1. The content of the announcement consists of the desired telephone number, call connection initiation, and standby request. While the announcement is being sent to subscriber 1, common line signal control device 219 sends the telephone number of the desired party via signal line 302 to common line signal control device 111 of the originating station. The received telephone number is sent via control line 110 and system bus 109 to call processing controller 106, where it is analyzed and the route to be connected is determined. Call processing control device 10
6 connects the call to the exchange switch 400 of the terminating station via the relay trunk 104 and communication line 301, and further calls the subscriber 4 at the terminating station.This process is carried out while subscriber 1 is listening to the announcement. It will be done. When subscriber 4 answers this call, subscriber 1 and subscriber 4 are connected via the switch of exchange switch 400.100, etc., and at the same time, the connection between subscriber 1 and announcement device 213 is disconnected.

〔Effect of the invention〕

As explained above, the present invention not only allows the calling party to obtain the telephone number of the other party desired from the database via the announcement device, but also transmits it to the calling station via the control device.
By controlling the calling station to immediately connect to the desired party, the calling party has the effect of saving the trouble of calling again to call the party at the time of a directory assistance inquiry.

[Brief explanation of drawings]

FIG. 1 is a diagram for explaining one embodiment of the present invention. 1.4...Subscriber, 100,200.400...Exchange switch, 102...Subscriber circuit, 104,112
．． 204,403...Relay trunk, 106.216
... call processing control device, 109.210 ... system bus, 111.219 ... common line signal control device, 20
1... Switchboard, 205... Database, 208...
...Switchboard control device, 212...Maintenance operation control device,
213... Announcement device, 300.301.
...Telephone line, 302...Signal line.

Claims (1)

[Scope of Claims] A service center that provides a telephone directory assistance service to subscribers includes a switchboard for making calls with a requester of the service, and a database that stores subscriber information for telephone directory guidance. an announcement device that notifies the requester of the desired telephone number obtained from the database based on the inquiry; and a first control device that transmits the desired telephone number, a second controller for receiving a number, wherein the originating station acquires the service center when it identifies that a special number for a directory assistance service has been dialed; The database is activated via the base, the desired telephone number is extracted, and the announcement device notifies the requester, and the second control device extracts the desired telephone number sent from the first control device. A directory assistance service connection system characterized in that the originating station controls the requester to connect with the corresponding subscriber.