JP2009302680A - Absent transfer method, system, and program thereof - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a method for setting and releasing absence transfer. <P>SOLUTION: This absent transfer device of this system provided with a private branch exchange, having a first table for associating a transfer source telephone number with a transfer destination telephone number and with a transferring state, and a device connected to the private branch exchange and having a second table with the transfer source telephone number and the transfer destination telephone number recorded includes: a step in which the device transmits a command indicating the execution of absent transfer to the private branch exchange, when it is shut down or remotely logged on; a step in which the device transmits a command indicating the release of absence transfer to the private branch exchange when started or locally logged on; a step in which the private branch exchange receives the command from the device; a step in which the private branch exchange writes received information into the first table, when the absent transfer is executed; and a step in which the private branch exchange eliminates or rewrites the information of the first table when the absent transfer is released. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  It is an object of the present invention to provide a missed transfer setting and canceling method that improves convenience.

  2. Description of the Related Art Conventionally, there is known a method for performing a missed call transfer setting for an incoming call to a telephone accommodated in a private branch exchange when a user is on a business trip or at home. In such a conventional method, a graphic user interface (GUI) is used by a user by dialing from a telephone connected to a telephone line using a special number or using a personal computer (PC) connected to the telephone line. It is common to perform the missed transfer setting by operation, which is troublesome for the user.

Patent Document 1 discloses a method for solving this problem. In the method of Patent Document 1, a time for executing the absent transfer is set in advance, and the absent transfer is performed only during that time. However, this method is effective for a company or a user who performs business at a fixed time, but is not useful for a company or a user who has irregular times of leaving or leaving the company because there is no freedom of time setting.
Japanese Patent Laid-Open No. 04-357749

  An object of the present invention is to provide a absent forwarding setting and canceling method that solves the above-described problems and improves convenience.

  According to the first aspect of the present invention, a private branch exchange having a first table associating a transfer source telephone number, a transfer destination telephone number, and a transfer state, and the transfer source telephone number and the transfer destination telephone number connected to the private branch exchange. Is provided for a system including a device having a second table in which is recorded. The method includes absent transfer control including a transfer source telephone number, a transfer destination telephone number, and a transfer state indicating execution of the absent transfer, which are recorded in the second table when the apparatus is shut down or remotely logged on. Transmitting a command to the private branch exchange, and when the device is activated or logged on locally, the transfer status indicating transfer destination telephone number and transfer destination telephone number recorded in the second table and release of absent transfer Transmitting the unattended transfer control command to the private branch exchange, the private branch exchange receiving the unattended transfer control command from the device, and the private branch exchange executing the unattended transfer when the received transfer status is And writing the received transfer source telephone number, the transfer destination telephone number, and the transfer status to the first table. The exchange deletes the transfer source telephone number, the transfer destination telephone number, and the transfer status written in the first table when the received transfer status indicates release of absent transfer, or transfers the transfer Rewriting the state to indicate release.

  According to a second aspect of the present invention, a system is provided for controlling missed transfer of calls arriving at a private branch exchange. The system is connected to the private branch exchange having a first table for associating a transfer source telephone number, a transfer destination telephone number, and a transfer state, and a second that is connected to the private branch exchange and records the transfer source telephone number and the transfer destination telephone number. A transfer state telephone number and a transfer destination telephone number recorded in the second table and a transfer state indicating execution of a missed transfer when the apparatus is shut down or remotely logged on. When the device is activated or logged on locally, the transfer source telephone number, transfer destination telephone number, and cancellation of the absent transfer are transmitted to the private branch exchange. The private branch exchange control command including a transfer state indicating the private branch exchange is transmitted to the private branch exchange, and the private branch exchange sends the unattended transfer control command from the device. The private branch exchange writes the received transfer source telephone number, the transfer destination telephone number, and the transfer status in the first table when the received transfer status indicates execution of a missed transfer, The private branch exchange deletes the transfer source telephone number, the transfer destination telephone number, and the transfer status written in the first table when the received transfer status indicates release of missed transfer or Rewrite the transfer status to indicate release.

  According to a third aspect of the present invention, there is provided a program for causing an apparatus to execute the absentee transfer method.

  According to the present invention, since the private branch exchange automatically executes or cancels the missed transfer by monitoring the operating state of the personal computer, it is not necessary for the user to manually set or cancel the missed transfer. And convenience can be improved.

[Example 1]
FIG. 1 is an example of a configuration diagram of a system 100 to which the present invention is applied. The system 100 is a company 110 to which a user belongs, a private branch exchange 120 installed in the company 110, a private branch exchange 120 connected to the PC by a LAN, and a PC 130 installed at a user's seat or a specific position, and the private branch exchange 120 and the PC 130 are connected. LAN 140, private branch exchange 120 connected to LAN or analog telephone wiring or digital telephone wiring, a transfer source device 170 such as an internal telephone in the company, Internet or telephone network 150, a transfer destination such as a telephone outside the user Device 160. The present invention can automatically transfer an incoming call to the transfer source device 170 to the transfer destination device 160 without causing the user to make troublesome transfer settings to the private branch exchange 120, the PC 130, or the transfer source device 170. The telephone network 150 may be the Internet, an analog telephone network, a digital telephone network, a mobile communication network, a next generation communication network (NGN), or any other communication network. The transfer destination device may be installed in any place outside the company 110, such as the user's home, the visited company or private house, another building, another floor, another room, etc. within the company 110, or the user's home It may be a mobile phone. In another embodiment, the company 110 is the user's home and the destination may be any place other than the user's home, another building, another floor, another room, etc. in the user's home.

  FIG. 2 is a block diagram of an embodiment of the private branch exchange 120 according to the present invention. The private branch exchange 120 has an external line interface 210 connecting the private branch exchange 120 to the Internet or a telephone network, a control unit 220 connected to the external line interface 210, and various settings necessary for the operation of the private branch exchange 120 connected to the control unit 220. A storage unit 230 for storing various tables, and a LAN interface 240 for connecting the control unit 220 and the LAN 140 in the company 110. The LAN 140 accommodates a plurality of various devices, and a PC 130 as one of them is illustrated. The private branch exchange 120 also includes a switch 250 that is connected to the control unit 220 and performs a telephone exchange operation, and an extension interface 260 that connects the switch 250 and transfer source devices 170-1 to 170-n such as extension telephones on the campus. The control unit 220 includes a command receiving unit 221 and a table rewriting unit 222. These operations will be described in detail later.

  FIG. 3 shows in detail an example of a table stored in the storage unit 230 of the private branch exchange 120 according to the present invention. The absent transfer control table 231 associates a transfer source telephone number, a transfer destination telephone number, and a transfer state. The forwarding phone number is usually the extension phone of the forwarding device 170, such as a phone used by the user within the company 110 or a phone installed at a specific location or a mobile phone assigned to the user within the company 110. Number. The transfer destination telephone number is sent to the transfer source device 170 while the user is away for a meeting or work at a place other than his / her own seat, or when the user leaves for a business trip or leaving the office. This is a telephone number of a transfer destination device 160 such as a fixed telephone or a mobile phone terminal to which the incoming call is transferred. The transfer status indicates whether unattended transfer should be executed for the transfer source telephone number with which the private branch exchange 120 is associated. For example, “execution” is associated with the transfer source telephone number on which the absence transfer is to be executed. This table is rewritten according to the absence transfer control command received from the personal computer (PC) 130.

  The external line-extension correspondence table 232 is a table for setting which telephone number of an extension telephone number is ringed when an incoming call is received at a certain external telephone number, and is conventionally known. This table is preset by an administrator or a user.

  FIG. 4 is a configuration example of an apparatus 130 such as a personal computer (PC) of the present invention. The PC 130 includes an operation monitoring unit 131, a command transmission unit 133, an absent transfer setting table 132, and a command transmission unit 133. The PC 130 is connected to the LAN 140.

  The operation state monitoring unit 131 monitors whether the PC 130 has been activated or has been shut down through an operating system (OS) menu or a command input.

  In the absence transfer setting table 132, a transfer source telephone number and a transfer destination telephone number are written. The absence transfer setting table 132 is set in advance by a user or the like. Similar to the description of FIG. 3, the transfer source telephone number is the extension telephone number of the transfer source apparatus 170, and the transfer destination telephone number is the telephone number of the transfer destination apparatus 160.

  The command transmission unit 133 transmits an unattended transfer control command instructing the setting of the unattended transfer when the unattended transfer is necessary to the private branch exchange 120, and the unattended transfer instructing to cancel the unattended transfer when the unattended transfer needs to be cancelled. A control command is transmitted to the private branch exchange 120.

  FIG. 5 is an example of a sequence for setting a missed transfer by the private branch exchange 120 of the present invention. For simplicity, operations of individual elements included in the control unit 220 are illustrated as operations of the control unit 220, and operations of individual elements included in the PC 130 are illustrated as operations of the PC 130. Hereinafter, an example of an operation in which the private branch exchange 120 and the PC 130 set the absent transfer will be described in detail with reference to FIGS. First, in step F501, the state monitoring unit 131 of the PC 130 detects that the PC 130 main body has been shut down. In step F502, the command transmission unit 133 of the PC 130 reads the transfer source telephone number and the transfer destination telephone number written in the absent transfer setting table 132, and includes the transfer state indicating the execution of the absent transfer. A command is generated and transmitted to the private branch exchange 120. In step F503, the command receiving unit 221 of the private branch exchange 120 receives the absent transfer control command, and the unattended transfer control in which the transfer source telephone number, the transfer destination telephone number, and the transfer state received from the PC 130 are stored in the storage unit 230. Write to table 231.

  FIG. 6 is an example of a sequence diagram for executing unattended transfer when the present invention is applied. Assume that the absence transfer control table 231 is set as described with reference to FIG. In step F601, the incoming call arrives at the outside line interface 210 of the private branch exchange 120. If the incoming call is addressed to an external telephone number, in step F602, the control unit 220 reads the extension telephone corresponding to the external telephone number from the conventionally known external line-extension correspondence table 232 stored in the storage unit 230. Search for a number. In step F603, the control unit 202 searches the absent transfer control table 231 to check whether or not the extension telephone number read in step F602 is set as the transfer source telephone number, and the transfer destination corresponding to the transfer source telephone number. The telephone number and transfer status are read from the absent transfer control table. If the transfer state read in step F603 indicates execution of absent call transfer, the incoming call to the transfer source telephone number is transferred to the corresponding transfer destination telephone number in step F604. The transfer is a conventionally known procedure, that is, the private branch exchange 120 calls the transfer destination telephone number, confirms the response from the transfer destination, responds to the caller of step F601, and calls between the caller and the transfer destination This is done by establishing a channel.

  FIG. 7 is an example of a sequence diagram for releasing a missed transfer according to the present invention. Assume that execution of absentee transfer is set as described with reference to FIG. In step F701, the operation state monitoring unit 131 of the PC 130 detects that the PC 130 has been activated. In step F702, the command transmission unit 133 of the PC 130 reads out the transfer source telephone number and the transfer destination telephone number written in the absent transfer setting table 132, and includes the transfer state indicating the cancellation of the absent transfer. A command is generated and transmitted to the private branch exchange 120. In step F703, the command receiving unit 221 of the private branch exchange 120 receives the absent transfer control command, and the unattended transfer control in which the transfer source telephone number, the transfer destination telephone number, and the transfer state received from the PC 130 are stored in the storage unit 230 is stored. Write to table 231. That is, the transfer state written in the example of the sequence diagram of FIG. 5 is rewritten to indicate the release of the absent transfer. Here, in the absent transfer control table 231, the corresponding transfer state may be rewritten, or the corresponding transfer source telephone number, transfer destination telephone number, and transfer state may be deleted.

  As described with reference to the sequence diagrams of FIGS. 5 to 7, according to the present invention, the private branch exchange 120 sets or cancels the missed transfer in conjunction with the operating state of the PC 130. Therefore, it is not necessary for the user to manually set or cancel the missed transfer, so that convenience can be improved compared to the conventional case.

[Example 2]
FIG. 8 is an example of a configuration diagram of another system to which the present invention is applied. The system 800 in FIG. 8 is similar to the system 100 in FIG. 1 except that a remote PC 801 is installed near the transfer destination device 160. The user leaves the office for work or a business trip in another place with the personal computer used in the company 110 or the PC 130 installed in a specific place activated and installed in another place or business trip destination. Alternatively, a remote PC 801 such as a portable PC can be connected to a PC 130 installed in the company 110 via the Internet or telephone network 150, and work can be performed remotely using a remote desktop function. The remote desktop function is provided in, for example, Windows (registered trademark). Here, for the sake of simplicity, description will be made assuming that no firewall or NAT (network address translation) is performed, and the remote PC 801 is connected to the PC 130 via the Internet or the telephone network 150 via a global IP (Internet protocol).

  The private branch exchange 120 has the same configuration as that shown in FIG. 2, and has the same table as that shown in FIG. The PC 130 has the same configuration as that shown in FIG.

  FIG. 9 is an example of a sequence diagram for setting a missed transfer according to the second embodiment of the present invention. In step F <b> 901, the operation state monitoring unit 131 of the PC 130 monitors whether the PC 130 is remotely logged on via the Internet or the telephone network 150. When remote logon is detected in step F901, in step F902, the command transmission unit 133 of the PC 130 reads out the transfer source telephone number and transfer destination telephone number written in the absent transfer setting table 132, and these and the absent transfer. Is generated and transmitted to the private branch exchange 120. In step F903, the command receiving unit 221 of the private branch exchange 120 receives the absent transfer control command, and the unattended transfer control stores the transfer source telephone number, the transfer destination telephone number, and the transfer state received from the PC 130 in the storage unit 230. Write to table 231.

  FIG. 10 is an example of a sequence diagram for releasing the absent transfer according to the second embodiment of the present invention. Assume that execution of absentee transfer is set as described with reference to FIG. The operation state monitoring unit 131 of the PC 130 detects that the PC 130 has been locally logged on in Step F1001. In step F1002, the command transmission unit 133 of the PC 130 reads out the transfer source telephone number and the transfer destination telephone number written in the absent transfer setting table 132, and includes the transfer state indicating the cancellation of the absent transfer. A command is generated and transmitted to the private branch exchange 120. In step F1003, the command receiving unit 221 of the private branch exchange 120 receives the absent transfer control command, and the unattended transfer control in which the transfer source telephone number, the transfer destination telephone number, and the transfer state received from the PC 130 are stored in the storage unit 230. Write to table 231. That is, the transfer state written in the example of the sequence diagram of FIG. 9 is rewritten to indicate the release of the absent transfer. Here, in the absent transfer control table 231, the corresponding transfer state may be rewritten, or the corresponding transfer source telephone number, transfer destination telephone number, and transfer state may be deleted.

  As described with reference to the sequence diagrams of FIGS. 9 and 10, according to the present invention, the private branch exchange 120 sets or cancels the missed transfer in conjunction with whether the PC 130 is logged on remotely or locally. . Therefore, it is not necessary for the user to manually set or cancel the missed transfer, so that convenience can be improved compared to the conventional case.

It is an example of the block diagram of the system by which Example 1 of this invention is applied. It is a block diagram of an Example with the private branch exchange of this invention. Examples of absence transfer control table for associating a transfer source telephone number, a transfer destination telephone number, and a transfer state, and an external line-extension correspondence table for associating an external telephone number and an extension telephone number, which are stored in the storage unit of the private branch exchange of the present invention It is. It is an example of the block diagram of the personal computer of this invention. It is an example of the sequence diagram which sets a missed transfer by Example 1 of this invention. It is an example of the sequence diagram which performs a absent transfer at the time of applying Example 1 of this invention. It is an example of the sequence diagram which cancels the absent transfer by Example 1 of this invention. It is an example of the block diagram of another system with which Example 2 of this invention is applied. It is an example of the sequence diagram which sets a missed transfer by Example 2 of this invention. It is an example of the sequence diagram which cancels the missed transfer by Example 2 of this invention.

Explanation of symbols

100, 800 system 110 company 120 private branch exchange 130 personal computer (PC)
131 Operation State Monitoring Unit 132 Missed Transfer Setting Table 133 Command Transmitting Unit 140 Local Area Network (LAN)
150 Internet or telephone network 160 Transfer destination device 170 Transfer source device 170-1 to n Transfer source device 1 to n
210 External Line Interface 220 Control Unit 221 Command Receiving Unit 222 Table Rewriting Unit 230 Storage Unit 231 Missed Transfer Control Table 232 External Line-Extension Correspondence Table 240 LAN Interface 250 Switch 260 Extension Interface 801 Remote PC

Claims (3)

A private branch exchange having a first table for associating a transfer source telephone number, a transfer destination telephone number and a transfer state, and an apparatus having a second table connected to the private branch exchange and recording the transfer source telephone number and the transfer destination telephone number A call forwarding method for a system comprising:
When the apparatus is shut down or remotely logged on, the apparatus transmits a call forwarding control command including a forwarding telephone number, a forwarding telephone number, and a forwarding state indicating execution of the missed forwarding recorded in the second table. Sending to the exchange,
When the device is activated or logged on locally, the device transmits a call forwarding control command including a forwarding phone number, a forwarding phone number, and a forwarding status indicating release of the missed forwarding recorded in the second table. Sending to the exchange,
The private branch exchange receives the call forwarding control command from the device;
The private branch exchange writes the received transfer source telephone number, the transfer destination telephone number, and the transfer status in the first table when the received transfer status indicates execution of a missed transfer;
The private branch exchange deletes the transfer source telephone number, the transfer destination telephone number, and the transfer status written in the first table when the received transfer status indicates release of missed transfer or A method of absent transfer of a system comprising: rewriting a transfer state to indicate release. A system for controlling the missed transfer of calls arriving at a private branch exchange,
The private branch exchange having a first table associating a transfer source telephone number, a transfer destination telephone number, and a transfer state, and a second table connected to the private branch exchange and recording the transfer source telephone number and the transfer destination telephone number Equipment,
When the apparatus is shut down or remotely logged on, the apparatus transmits a call forwarding control command including a forwarding telephone number, a forwarding telephone number, and a forwarding state indicating execution of the missed forwarding recorded in the second table. Sent to the exchange,
When the device is activated or logged on locally, the device transmits a call forwarding control command including a forwarding phone number, a forwarding phone number, and a forwarding status indicating release of the missed forwarding recorded in the second table. Sent to the exchange,
The private branch exchange receives the absent transfer control command from the device;
The private branch exchange writes the received transfer source telephone number, the transfer destination telephone number, and the transfer status in the first table when the received transfer status indicates execution of a missed transfer,
The private branch exchange deletes the transfer source telephone number, the transfer destination telephone number, and the transfer status written in the first table when the received transfer status indicates release of missed transfer or A system that rewrites the transfer status to indicate release.   A program for causing a device to execute the absentee transfer method according to claim 1.

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