JPS61117961A - Calling system of incoming subscriber - Google Patents

Abstract

PURPOSE:To identify a specific party among replied parties for an incoming subscriber's equipment by providing plural call tone trunks having different tones and a call tone type exchange converting an outgoing subscriber number depending on a predetermined call tone trunk type at each incoming subscriber to an incoming station exchange. CONSTITUTION:An exchange 11 receives a connection request signal from an exchange 12 to a subscriber's equipment 111 of an incoming subscirber, and when the 111 discriminats a call to be incoming, an outgoing subscriber number and an incoming subscriber number are transferred to a call tone type converter 14 to apply exchange request. Then the call tone type converter 14 obtains, e.g., a call tone type T1 from a conversion list storage section 141 corresponding to the subscriber's equipment 111 of the incoming subscriber under the control of a conversion control section 140, transfers it to the exchange 11, acquires an idle call tone trunk 1101 belonging to a group of the tone type T1, connects the subscriber's equipment 111 and the call tone trunk 1101 via a channel switch 110 to allow an incoming subscriber accommodated in the said subscriber's equipment 111 to listen to an audible tone.

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a method for calling a called subscriber, and particularly to a called subscriber in a switching network that accommodates subscribers who own in-home devices equipped with an audible ringing function. It concerns the calling method.

[Conventional technology]

Conventionally, in this type of incoming subscriber calling system, a connection request is received from an originating subscriber housed in a different exchange from the terminating subscriber, and when the terminating subscriber is called with an audible tone, the caller receives a connection request regardless of the originating subscriber. It was arranged to always ring the called subscriber with the same type of ring trunk.

[Problems that the invention is supposed to solve]

The above-mentioned method for calling a subscriber has a disadvantage in that the called subscriber cannot obtain any information regarding the dial tone from the audible tone emitted by the in-home device. [Means for Solving the Problem] The present invention In view of the above points, the system was developed to solve such problems and eliminate such shortcomings.The purpose is to use a simple configuration to identify a specific person among multiple responders to the in-home device of the called party. You can identify the specified rounding,
The object of the present invention is to provide a terminating subscriber paging system that can identify the urgency of the response.

In order to achieve such an object, the present invention provides a terminating exchange with a plurality of ring tones having different ring tones and a calling subscriber number for each terminating subscriber accommodated by the terminating exchange. and a ringing tone type conversion device capable of converting the ringing tone trunk type to a ringing tone trunk type specified in advance by the subscriber,
The terminating exchange uses the ring type conversion device to convert the calling subscriber number transferred from the originating exchange into a ring type specified in advance by the terminating subscriber, and converts the terminating call using the ring trunk. The system is designed so that the audible ringing tone can be sent to the subscriber's home device.

[Effect]

The receiving subscriber registers the calling number and the ringing tone type desired by the receiving subscriber in advance in the ring tone type conversion device installed in the destination exchange, so that a special A specific person among a plurality of responders to the in-home device of the called subscriber is designated, and an audible ring tone is sent out.

〔Example〕

Hereinafter, embodiments of the present invention will be described in detail based on the drawings.

The figure is a block diagram showing an embodiment of the present invention, and shows an example of a switching network to which the terminating subscriber paging system according to the present invention is applied.

In the figure, 11, 12, and 13 are three exchanges,
Each of them is interconnected through trunk lines 15, 16, and 171C. And 111, 112...
115 is a subscriber's home device accommodated in the exchange 11;
21 and 122 are the subscriber's home devices accommodated in the exchange 12, 131, 132, and 133 are the subscriber's home devices accommodated in the switch 13;
Its, 121-122, 131-133 are subscriber lines 11-1-11-5, 12-1-12-2, respectively.
゜13-1 to 13-3 K are connected to exchanges 11゜12.13 respectively accommodated therein.

Reference numeral 14 denotes a ring tone type conversion device connected to the exchange 11, which converts the originating subscriber number for each incoming subscriber of the home devices 111 to 115 accommodated by the exchange 11 into a ring tone type specified in advance by the incoming subscriber. It is configured so that it can be done. 140 is a conversion control unit that controls the ring tone type conversion device 14; 141, 142, and 143 are conversion table storage units that store the correspondence between calling subscriber numbers and ring tone types; -143 store the ring tone types corresponding to the in-home devices 111-113, respectively.

110 in the exchange 11 is a communication path switch, 1101
゜1102...Φ・1105 are ringing trunks with different ringing tones, and this ringing trunk 11
01 and 1102 are ring tone type side TI, ring tone trunk 1103 is ring tone type side T2, ring tone trunk 1104 is ring tone type side T3, ring tone trunk 1105 is ring tone type side T4. The tonks 1101 to 1105 are connected to any one of the home devices 111 to 115 via a communication path switch 110, and are configured so that different audible tones can be heard by the receiving subscriber.

Then, a conversion table storage unit 141 corresponding to the in-home device 111
An example of the contents is shown in the table below.

In addition, in this table (conversion table), the figure number 121゜13
1.132, 122, 133, 112 to 115 are home devices 121.131.132, 122 in the figure, respectively.
, 133, 112 to 115, and also corresponds to number 1 in the figure.
101-1105 correspond to ring trunks 1101-1105 in the figure, respectively.

In this figure, as shown in the table above, the subscriber number of the home device 121 accommodated in one exchange 12 is, for example, r0471821111J, and the ring tone type is indicates a mode in which the home equipment 111 accommodated in the exchange 11 is called using either the ring trunk 1101 or the ring trunk 1102 at T1; The subscriber numbers of the devices 131 and 132 are, for example, r034521111J, respectively.
, r034541111J, and when a call is received from these subscribers, the ring tone type is T2. T3 and ring trunks 1103 and 1, respectively.
104 is used.

Further, it is shown that numbers not registered in the conversion table storage unit 14 are converted to the ring tone type T4.

Next, the operation of the embodiment shown in this figure will be explained with reference to the table above, taking as an example a case where a call is made from a subscriber who owns the home device 121 and is received by a subscriber who owns the home device 111. .

First, when the subscriber who owns the home equipment 121 requests the exchange 12 to connect to the subscriber who owns the home equipment 111, the exchange 12 acts as an originating exchange for the home equipment 111 of the receiving subscriber. and the receiving subscriber's home equipment 1
11, the originating subscriber number r
*a with 0471821111J and called subscriber number
Send a request signal. At this point, the exchange 11 operates as a terminating exchange for the terminating subscriber's premises equipment 111.

Then, this exchange 11 receives a connection request signal from the exchange 12 to the in-home device 111 of the called subscriber, and when it is determined that the in-home device 111 of the called subscriber can receive the call, it sends the call tone type conversion device 14 to the calling tone type conversion device 14. person number r04718
21111 J and the called subscriber's number, and makes an exchange request.

Next, this ring tone type conversion device 14 converts r0471821111 J according to the conversion table from the conversion table storage unit 141 corresponding to the in-home device 111 of the called subscriber under the control of the conversion control unit 140. The ring tone type side T1 is determined and transferred to the exchange 11. Then, this exchange 11 captures the unused ring trunk 1101 belonging to this group from the ring tone type side Tl which is the processing result from the ring tone type conversion device 14, and calls the home device 111 via the call path switch 110. Connect the audio trunk 1101 to the home device 111
allows the incoming subscriber to hear an audible tone.

Then, when a connection request is made from a subscriber accommodating the in-home apparatus 131 and 132 to a subscriber accommodating the in-home apparatus 111, the same procedure is applied to the in-home apparatus 111 with the ring tone type T2. T3 audible tone is transmitted.

In addition, when a connection request is made from a subscriber other than the subscriber accommodating the in-home device 121.131.132 to the subscriber accommodating the in-home device 111, the ring tone type conversion device 14
Since the calling subscriber number is not registered in the conversion table storage unit 141, the calling tone type side is sent to the home device 111 using the same procedure except that the ringing tone type side T4 is transferred to the exchange 11. 4 audible tones are sent out.

Note that changes in the contents of the conversion table storage section 141 can be easily realized by known means.

For example, by using a means similar to the registration of variable short-striped dialing in a telephone network, changes can be made (to the subscriber that accommodates the in-home equipment 111); If used, it can be changed by the person maintaining the exchange 11.

〔Effect of the invention〕

As is clear from the above description, according to the present invention, a plurality of ringing trunks with different ringing tones can be provided to a destination exchange and the terminating subscriber accommodated by the destination exchange, without using complicated means. With a simple configuration that includes a ringing type conversion device that can convert the originating subscriber number to a ringing trunk type specified in advance by the called subscriber for each call, the caller's in-home device can be Since it is possible to identify a specific person and to identify the urgency of a response, the practical effect is extremely large.

Furthermore, it is extremely effective in that it is possible to notify the responder of the urgency of the response to the in-home placement.

[Brief explanation of the drawing]

The figure is a block diagram showing an embodiment of a switching network to which the terminating subscriber paging system according to the present invention is applied. 11-13...exchange machine, 111-115, 121
~122, 131~133・Fist・In-house device, 14・
. . . Ring tone type conversion device, 140 . . . - Conversion control unit, 141 to 143-1 Conversion table storage unit, 1101 to 11
05...The ringing tone is loud. Patent original person NEC Corporation

Claims (1)

[Claims] transferring the subscriber number of the originating subscriber from the originating exchange accommodating the originating subscriber to the terminating exchange accommodating the terminating subscriber;
In the terminating subscriber paging system in which an audible ringing tone is sent from the terminating exchange to the terminating subscriber's premises equipment, the terminating exchange has a plurality of ringing trunks with different ringing tones, and the terminating exchange A ring tone type conversion device capable of converting a calling subscriber number to a ring tone trunk type specified in advance by the terminating subscriber is provided for each of the terminating subscribers to be accommodated, and the terminating exchange The calling subscriber number transferred from the originating exchange is converted into a ringing trunk type specified in advance by the called subscriber, and the ringing trunk sends a ringing tone with the audible tone to the home equipment of the called subscriber. An incoming subscriber calling method characterized by being able to send a call to a subscriber.