WO2013042301A1 - 通信システム、端末、通信方法および通信プログラム - Google Patents
通信システム、端末、通信方法および通信プログラム Download PDFInfo
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- WO2013042301A1 WO2013042301A1 PCT/JP2012/005027 JP2012005027W WO2013042301A1 WO 2013042301 A1 WO2013042301 A1 WO 2013042301A1 JP 2012005027 W JP2012005027 W JP 2012005027W WO 2013042301 A1 WO2013042301 A1 WO 2013042301A1
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- 230000006854 communication Effects 0.000 title claims abstract description 149
- 238000004891 communication Methods 0.000 title claims abstract description 143
- 238000000034 method Methods 0.000 title claims description 32
- 230000008859 change Effects 0.000 claims abstract description 33
- 238000012545 processing Methods 0.000 claims description 23
- 238000001514 detection method Methods 0.000 claims description 20
- 230000008569 process Effects 0.000 claims description 19
- 230000004044 response Effects 0.000 abstract description 3
- 230000006870 function Effects 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 206010048669 Terminal state Diseases 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/42314—Systems providing special services or facilities to subscribers in private branch exchanges
- H04M3/42323—PBX's with CTI arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/60—Subscription-based services using application servers or record carriers, e.g. SIM application toolkits
Definitions
- the present invention relates to a communication system, a terminal, a communication method, and a communication program for the terminals in communication to identify communication partners.
- Such a portable terminal has a function that allows an application to acquire a change in the terminal state such as when the terminal starts or ends a call as an event.
- a remote collaboration system has been proposed for remote users to perform work together via a network.
- systems have been proposed in which users can simultaneously refer to and draw the same materials and drawings, and send and receive files to and from each other.
- a group is formed in advance or temporarily between users, a message is exchanged between users belonging to the group, and processing corresponding to the message is performed at each terminal.
- Remote conferences are realized by executing. Such members participating in the group and their periods are managed as sessions, and are controlled so that members participating in the session can exchange messages while the session continues.
- a program that operates on a terminal used by a user transmits an operation performed on each terminal to other terminals as data, and the program that has received the data has contents described in the data Is provided on the terminal itself.
- Patent Document 1 describes a system that can perform message transmission / reception between client terminals in conjunction with a voice call connection state of a telephone.
- Patent Document 2 describes a system in which a private branch exchange manages a personal computer (PC) linked with a telephone number.
- PC personal computer
- Patent Document 3 describes a system that provides a file sharing space to a user who is talking on a telephone through an exchange, and that can store and acquire files in the file sharing space using a PC used by the user. Yes.
- Patent Document 4 describes a system for creating an inter-browser session.
- the home gateway (HGW) of both transmission and reception for each call sends its own terminal telephone number and call session ID as call session information to the service server. Then, this system associates browser access and call session information with the association server to create an inter-browser session.
- HGW home gateway
- Patent Document 5 describes a system in which Web browsers installed in a plurality of terminal devices exchange messages via a message relay server provided in the Web server, thereby synchronizing the Web browsers. Yes.
- Patent Literature 1 In the systems described in Patent Literature 1, Patent Literature 2 and Patent Literature 3, in order to obtain a call state between call terminals such as a telephone, a signal that informs the call state from an exchange that controls the call of the call terminal is transmitted to another device. Need to be sent to.
- an exchange for controlling a call terminal such as a telephone has a complicated processing content, and it is not easy to add a function for notifying the exchange of a call state.
- the cost required for adding functions increases.
- the present invention provides a communication system, a terminal, a communication method, and a communication program capable of realizing inter-application communication linked to a call at a terminal without requiring notification of the call state from the circuit switch. Objective.
- the communication system includes a relay server that relays communication using an application between terminals, and the terminal is capable of specifying a terminal according to call means for executing call processing and call processing by the call means. And a call information transmission means for transmitting a call state change notification indicating that the call state has been changed to the relay server through communication using the application, and the relay server uses the application from the communication source terminal.
- An inter-application communication means for identifying a communication destination terminal based on a call state change notification and transmitting the communication data to the specified communication destination terminal when receiving communication data by communication; .
- a communication system includes a terminal having a call function and an application execution function by a user operation, a terminal used by a call partner user, a circuit switch for performing call control for calling between terminals, And a relay server that relays communication between applications, and a terminal acquires a call means for controlling a voice call between users, information indicating the call state from the call means, and information indicating the call state to the relay server
- a self-ID storing means for storing a terminal identifier for identifying a terminal on which a call-linked application that communicates with an application on a terminal of a call partner via a relay server is operated.
- the call state receiving means for receiving a call state change notification for notifying the change of the call state of the terminal Characterized in that it comprises a call state storage means for holding information indicating the communication state of each terminal, and an application communication section that relays communications between each application to communicate with a call interlocking applications running on the terminal.
- a terminal includes a call unit that controls voice calls between users, a call information link unit that acquires information indicating a call state from the call unit, and transmits information indicating the call state to a relay server, and a relay server. And a self-ID storing means for storing a terminal identifier for identifying a terminal on which a call-linked application that communicates with an application on a terminal of a call partner via is operated.
- the terminal transmits a call state change notification indicating that the call state has been changed and information indicating that the terminal has been changed to the relay server by communication using an application according to execution of the call process.
- the relay server receives communication data by communication using the application from the communication source terminal, the relay server specifies the communication destination terminal based on the call state change notification and communicates with the specified communication destination terminal. It is characterized by transmitting data.
- the communication program according to the present invention transmits, to the relay server, a call state change notification indicating that the call state has been changed and includes information that can identify the terminal according to the execution of the call processing, by the communication using the application. It is characterized in that the processing is performed.
- Embodiment 1 FIG. A first embodiment of the present invention will be described below with reference to the drawings.
- FIG. 1 is an explanatory diagram showing the configuration of a first embodiment of a communication system according to the present invention.
- the communication system according to the present invention includes a terminal 200, a terminal 300, and a relay server 400 as shown in FIG.
- the terminal 200 and the terminal 300 are communicably connected via the relay server 400.
- the terminal 200 and the terminal 300 are connected to the relay server 400 via a network such as the Internet.
- Terminal 200 and terminal 300 are connected to circuit switch 500 via a network such as a wired or wireless telephone network.
- terminals communicate with each other communication is performed via a telephone network including a circuit switch. Further, when terminals communicate with each other between applications, communication via a network is performed.
- the circuit switch 500 holds the ID or telephone number of each terminal, and performs a process of connecting a call between terminals in response to a call start request and a call end request between the terminals.
- the circuit switch 500 is mounted using an existing method, and since the method is general, a description thereof will be omitted.
- the circuit switch 500 may be included in the communication system.
- the terminal 200 and the terminal 300 are terminals such as mobile phones, and are provided with a call function and an application execution function.
- the terminal 200 includes a call unit 210, a call information link unit 220, and an identification information storage unit 240.
- the call link application 230 is an application that can operate on the terminal 200.
- Call unit 210 and call information link unit 220 are realized by a CPU provided in terminal 200.
- the call unit 210 performs call processing.
- the call unit 210 is a general call device (for example, a call circuit unit) provided in a terminal such as a mobile phone.
- the call unit 210 transmits the user's voice input from the microphone mounted on the terminal 200 to the other party's terminal via a wireless network or the like.
- the call unit 210 outputs an audio signal received from another terminal via a wireless network or the like to a speaker mounted on the terminal 200. Thereby, the user of the terminal 200 can talk with the user of another terminal. Since this communication method is general, detailed description is omitted.
- the call information link unit 220 transmits the call state of the call unit 210. Specifically, the call information link unit 220 transmits a call state change notification indicating that the call state of the call unit 210 has changed to the relay server 400.
- the call information interlocking unit 220 includes a call start detecting unit 221, a call end detecting unit 222, and a call state notifying unit 223.
- the call start detecting means 221 detects the time when the call is started in the call unit 210.
- the call end detection means 222 detects the time when the call ends at the call unit 210.
- the call start detection unit 221 and the call end detection unit 222 can be realized by using, for example, an event detection method provided in an API (Application Programming Interface) provided in the terminal 200.
- API Application Programming Interface
- the call state notifying unit 223 transmits the call state change detected by the call start detecting unit 221 and the call end detecting unit 222 to the relay server 400 as a call state change notification.
- the call state notifying unit 223 detects two time points of the start and end of the call.
- a detection means for acquiring the call state is added to the call state notification means 223, and the call information notification means 223 transmits the call state to the relay server. 400 may be transmitted.
- the call link application 230 transmits / receives communication data to / from an application operating on another terminal as a call partner via the relay server 400.
- expressions such as “call-linked application performs transmission / reception” are used, specifically, the CPU executes processing according to the application.
- the identification information storage unit 240 stores an identifier (terminal identifier) for identifying the terminal on which the call link application 230 is operating. Specifically, the identification information storage unit 240 is realized by a memory or the like included in the terminal 200.
- the terminal 300 includes a calling unit 310 and an identification information storage unit 340.
- the call link application 330 is an application that can operate on the terminal 300.
- the call link application 330 is an application including the same function as the call link application 230.
- the terminal 300 may include a call information interlocking unit as with the terminal 200.
- the terminal 200 and the terminal 300 are illustrated, but three or more terminals may operate simultaneously.
- the relay server 400 mediates communication between applications running on the terminal.
- the relay server 400 is specifically realized by an information processing apparatus such as a PC.
- the relay server 400 includes a call state receiving unit 410, a call state storage device 420, and an inter-application communication unit 430. Note that the call state receiving unit 410 and the inter-application communication unit 430 are realized by a CPU provided in the relay server 400.
- the call state receiving means 410 receives a call state change notification from the terminal.
- the call state storage device 420 holds the call state of each terminal. Specifically, the call state storage device 420 holds call state information indicating the call state of each terminal. Specifically, the call state storage device 420 is realized by a database device such as a magnetic disk device provided in the relay server 400.
- the inter-application communication means 430 communicates with the call-linked application running on the terminal 200 and the terminal 300, and mediates communication between the applications.
- FIG. 2 is a flowchart showing the processing of the terminal 200 at the start of a call in the first embodiment.
- the user of the terminal 200 operates the terminal 200 to perform a call start operation for the user (call partner) of another terminal. Then, the call unit 210 of the terminal 200 performs a process for starting a call in accordance with a user operation (step S201).
- the user of the terminal 200 designates the telephone number of the other party's terminal by, for example, pressing an operation key such as a numeric button provided in the terminal 200 or a numeric button or address book display displayed on the touch panel provided in the terminal 200. Start a call.
- the operation method when starting a call may be other methods.
- a call start request is transmitted from the call unit 210 to the circuit switch 500 together with the telephone number.
- a case where the user of the terminal 200 makes a call with the user of the terminal 300 is taken as an example.
- the circuit switch 500 When receiving the call start request from the call unit 210 of the terminal 200, the circuit switch 500 calls the terminal (terminal 300) corresponding to the telephone number specified in the call start request (step S202).
- the call, response and disconnection of the call between the terminals can be performed using the SIP (Session Initial Protocol) protocol or H.264. It is realized using the H.323 protocol or the like. Note that a method for calling, responding, and disconnecting a call between terminals using the SIP protocol or the like is well known and will not be described.
- SIP Session Initial Protocol
- the call start detecting unit 221 of the call information interlocking unit 220 detects the call start of the communication unit 210 as a call start event after step S203 (Yes in step S204).
- a start event is detected.
- the call start detecting unit 221 passes the call start event to the call state notifying unit 223. Then, the call state notifying unit 223 transmits a call start notification message indicating that the call has started to the call information receiving unit 410 of the relay server 400 (step S205).
- the call start notification message in step S205 is, for example, data shown below.
- This data indicates that a call has been started from the terminal having the identifier “1001” to the terminal having the identifier “1002”.
- the call start notification message may be in other formats.
- the call state receiving means 410 of the relay server 400 receives the call start notification message (step S206), it acquires the identifiers “1001” and “1002” of the terminals that are making a call from the call start notification message (step S207). . Then, the call state receiving means 410 stores in the call state storage device 420 the call state information indicating that the terminals having the identifiers “1001” and “1002” are in a call, in the call state storage device 420 (step S208).
- terminal 300 includes a call information link unit, as in terminal 200, the processes in steps S201 to S208 are executed at the start of the call, and communication between call link applications can be prepared.
- the call start notification message in step S205 is data as shown below.
- FIG. 3 is an explanatory diagram showing an example of call state information.
- the call state information shown in FIG. 3 indicates that terminals having identifiers “1001” and “1002” are in a call.
- the call state information shown in FIG. 3 includes two identifiers (identifier 1 and identifier 2) corresponding to the call state, but three or more identifiers corresponding to the call state may be included in the call state information. .
- the call state information including three or more identifiers indicates the state of a call being performed between three or more terminals.
- the call state storage device 420 may include a plurality of call state information.
- FIG. 4 is a flowchart showing the processing of the communication system in the first embodiment after the call link application 230 is activated on the terminal 200.
- the terminal 200 starts the call link application 230 (step S401). For example, the user of the terminal 200 clicks an image indicating the call-linked application 230 displayed on the display device included in the terminal 200 or selects an item of the call-linked application 230 from the menu screen displayed on the display device.
- the call interlocking application 230 is started up.
- the call link application 230 After being activated, the call link application 230 acquires the identifier of the terminal (terminal 200) on which it is operating from the identification information storage unit 240 (step S402), and transmits data to the relay server 400 together with the acquired identifier (step S403).
- the identifier may be an identifier described in a file or the like, or may be a telephone number held by the calling unit 210.
- This data indicates that the message “Hello” is transmitted from the terminal whose identifier is “1001”.
- the format of data transmitted by the call link application 230 may be other formats.
- the inter-application communication unit 430 of the relay server 400 receives the data transmitted by the call link application 230 (step S404), the inter-application communication unit 430 acquires the identifier “1001” included in the received data.
- the inter-application communication unit 430 confirms whether or not the call state information including the identifier acquired in step S404 exists in the call state storage device 420 (step S405).
- step S404 If there is call state information including the identifier acquired in step S404 (Yes in step S405), the inter-application communication unit 430 determines that the terminal identified by the other identifier included in the call state information is in step S404.
- the received data is transmitted (step S406). For example, according to the example shown in FIG. 3, since the identifier “1001” is associated with the identifier “1002” and stored in the call state storage device 420, data is transmitted to the terminal 300 specified by the identifier “1002”. Is done.
- the inter-application communication means 430 may determine the address of the destination terminal (terminal 300) based on the correspondence information including the identifier and the address of the terminal corresponding to the identifier.
- the correspondence information may be stored in advance in a storage unit (not shown) included in the relay server 400.
- step S407 If there is no call state information including the identifier acquired in step S404 (No in step S405), the inter-application communication unit 430 rejects data transmission (step S407).
- the inter-application communication unit 430 repeats the processing of steps S404 to S407 each time data is received from the call-linked application.
- FIG. 5 is a flowchart showing the processing of the terminal 200 at the end of the call in the first embodiment.
- the user of the terminal 200 performs a call end operation by pressing a call end button provided in the terminal 200. Then, the call unit 210 of the terminal 200 performs a process for ending the call according to the user's operation (step S501). At this time, a call termination request is transmitted from the call unit 210 to the circuit switch 500.
- the circuit switch 500 When receiving the call termination request from the terminal 200, the circuit switch 500 terminates the call with the terminal (terminal 300) corresponding to the telephone number specified in the call termination request (step S502).
- the call end detection unit 222 of the call information link unit 220 detects the call end of the call unit 210 as a call end event (Yes in step S503), the call end detection unit 222 passes the call end event to the call state notification unit 223. Then, the call state notifying unit 223 transmits a call end notification message indicating that the call has ended to the call information receiving unit 410 of the relay server 400 (step S504).
- the call end notification message in step S504 is, for example, the following data.
- BYE FROM 1001
- This data indicates that the call from the terminal whose identifier is “1001” has ended. Note that the call end notification message may be in other formats.
- the call state receiving means 410 of the relay server 400 When the call state receiving means 410 of the relay server 400 receives the call end notification message (step S505), it acquires the terminal identifier “1001” from the call end notification message (step S506).
- the call state receiving unit 410 notifies the inter-application communication unit 430 that the terminal (terminal 200) whose identifier is “1001” has ended the call.
- the inter-application communication unit 430 acquires call state information including the identifier “1001” from the call state storage device 420 based on the notification received in step S506 (step S507). Then, the inter-application communication unit 430 disconnects the connection between the terminal specified by the identifier included in the acquired call state information, that is, the terminal (terminal 200) that ended the call and the terminal of the other party (terminal 300). (Step S508). At this time, without disconnecting the connection with the terminal immediately, the terminal may be disconnected after notifying each terminal that the call has ended.
- the inter-application communication unit 430 deletes the call state information including the identifier “1001” from the call state storage device 420 (step S509).
- the call information interlocking unit 220 of the terminal 200 acquires the call state of the terminal 200 and transmits the acquired call state to the relay server 400 so that the relay server 400 The call status between terminals can be acquired. Therefore, it is possible to realize inter-application communication linked to a call in the terminal 200 and the terminal 300 without requiring notification of the call state from the circuit switch. That is, it is not necessary to acquire the call state via the circuit switch 500 by making it possible to acquire the call state of the terminal between applications.
- a call-linked application that operates on a terminal that is in a call requests the relay server 400 to communicate with the other party, and the relay server 400 communicates with an application that operates on the terminal that is the other party. Mediating.
- the applications of the terminals that are making a call can communicate with each other.
- the present invention can be applied to a user system that does not include a device such as an HGW.
- the inter-application communication unit 430 transmits data to the address of the destination terminal based on the correspondence information, but uses the connection established for data reception by the call-linked application.
- the data may be transmitted.
- the call-linked application causes the inter-application communication unit 430 to establish a data reception connection. Then, the inter-application communication unit 430 may transmit data to the call link application via the connection. According to such a form, it is not necessary to store correspondence information in the relay server 400 in advance.
- the case where a call state change notification is transmitted from the terminal 200 has been described.
- the terminal 300 includes a call information link unit
- the call state change notification is transmitted from the terminal 200 and the terminal 300. Is sent.
- the relay server 400 receives a call state change notification from a plurality of terminals.
- the relay server 400 may store the call state information in the call state storage device 420 only when the contents of the call start notification messages received from a plurality of terminals are the same. At this time, if the contents of the call start notification message are different, the relay server 400 rejects the call start notification message received later and deletes the call state information stored in the call state storage device 420. It may be.
- the call state corresponding to each call start notification message may be stored in the call state storage device 420 as a separate item (call state information).
- the relay server 400 When the relay server 400 receives a call end notification message from a plurality of terminals, the relay server 400 does not store the call state information corresponding to the call end notification message in the call state storage device 420, that is, has already been deleted. May end the process without doing anything.
- FIG. 6 is an explanatory diagram showing the configuration of the second embodiment of the communication system according to the present invention.
- the communication system includes a terminal 600, a terminal 300, and a relay server 400.
- the terminal 600 includes a call information link unit 620.
- the call information link unit 620 includes a state information storage unit 224 in addition to the call start detection unit 221, the call end detection unit 222, and the call state notification unit 223.
- the state information storage unit 224 stores information indicating the call state of the call unit 210.
- the state information storage unit 224 is realized by a memory or the like provided in the terminal 200.
- FIG. 7 is a flowchart showing the processing of the terminal 600 at the start of a call in the second embodiment.
- steps S701 to S704 Since the processing of steps S701 to S704 is the same as the processing of steps S201 to S204 of the first embodiment, description thereof is omitted.
- the call start detection unit 221 When the call start detection unit 221 detects a call start event, the call start detection unit 221 accumulates the call start event as information indicating the call state of the call unit 210 in the state information storage unit 224 (step S705), and does not immediately transmit a notification start message. .
- FIG. 8 is a flowchart showing the processing of the communication system in the second embodiment after the call link application 230 is activated on the terminal 600.
- the terminal 600 starts the call link application 230 (step S801).
- the call link application 230 instructs the call state notification means 223 to transmit a call start notification message (step S802).
- the call state notifying unit 223 transmits the information stored in the state information storage unit 224 in step S705 to the relay server 400 as a call start notification message (step S803).
- step S803 the mobile terminal 600 and the relay server 400 execute the processes of steps S402 to S407.
- step S803 when the call state reception unit 410 of the relay server 400 receives the call start notification message, the call state reception unit 410 executes the processes of steps S206 to S208.
- the processing of the terminal 600 at the end of the call is the same as the processing in steps S501 to S509 in the first embodiment.
- step S503 when the call end detecting unit 222 of the call information interlocking unit 220 detects a call end event, the information stored in the state information storage unit 224 is deleted in step S705. Note that the processing in step S504 and subsequent steps may be executed only when the call link application 230 is activated.
- the same effect as that of the first embodiment can be obtained, and the call start notification message is transmitted to the relay server 400 only when the call link application 230 is activated. As a result, the number of accesses in communication between the relay server 400 and the terminal can be reduced.
- FIG. 9 is a block diagram showing the main part of the communication system according to the present invention.
- the communication system includes a relay server 20 (corresponding to the relay server 400 shown in FIG. 1) that relays communication using an application between terminals, and the terminal 10 (the terminal 200 shown in FIG. 1).
- the call means 11 for executing the call process (corresponding to the call unit 210 in the terminal 200 shown in FIG. 1), and includes information that can identify the terminal 10 in accordance with the execution of the call process by the call means 11.
- Call information transmitting means 12 (corresponding to the call state notifying means 223 in the terminal 200 shown in FIG. 1) for transmitting a call state change notification indicating that the call state has been changed to the relay server 20 by communication using an application.
- the relay server 20 When the relay server 20 receives communication data by communication using an application from the communication source terminal 10, the relay server 20 The inter-application communication means 21 for identifying a communication destination terminal (corresponding to the terminal 300 shown in FIG. 1) and transmitting communication data to the specified communication destination terminal (application in the relay server 400 shown in FIG. 1). Equivalent to the inter-communication means 430).
- 11 and a call information link unit (corresponding to the call information link unit 220 in the terminal 200 shown in FIG. 1) that acquires information indicating the call state from the call unit 11 and transmits information indicating the call state to the relay server 20.
- a call-linked application that communicates with the application on the other party's terminal via the relay server 20 (call-linked application shown in FIG. 1).
- a self-ID storage unit (corresponding to the identification information storage unit 240 in the terminal 200 shown in FIG. 1) for storing a terminal identifier for identifying a terminal in which the terminal is operating.
- Reference numeral 20 denotes a call state receiving means (corresponding to the call state receiving means 410 in the relay server 400 shown in FIG. 1) for receiving a call state change notification for notifying a change in the call state of the terminal, and the call state of each terminal.
- Call state storage means for holding information (corresponding to the call state storage device 420 in the relay server 400 shown in FIG. 1) and communication between applications that communicate with a call-linked application operating on a terminal and relay communication between the applications.
- a communication system including means 21.
- the call information interlocking unit is a call start detecting unit (corresponding to the call start detecting unit 221 in the call information interlocking unit 220 shown in FIG. 1) for detecting the time when the call is started by the calling unit 11, and the calling unit. 11, a call end detecting means for detecting when the call is ended (corresponding to the call end detecting means 222 in the call information interlocking section 220 shown in FIG. 1), and the detected change in the call state as a call state change notification.
- a communication system comprising: call information transmitting means 12 for transmitting to 20.
- the call start detecting means uses the application interface of the terminal 10 to start the call as a call start event.
- the call start detecting means outputs a call start event to the call information transmitting means 12, and the call information transmitting means 12 sends the call information receiving means of the relay server 20 as a call start notification message.
- Twenty call state storage means is a communication system that stores information indicating a call state.
- the call information interlocking unit detects the end of the call as a call end event using an application interface provided in the terminal, and the call end detection means The call end event is output to the call information transmitting unit 12, and the call information transmitting unit 12 transmits a call end notification message indicating that the call has ended to the call state receiving unit of the relay server 20, and the relay server Twenty call state storage means is a communication system for deleting information indicating a call state.
- the call information link unit is a communication system including call information storage means (corresponding to the state information storage unit 224 in the terminal 600 shown in FIG. 4) for storing information indicating the state of the call of the terminal 10.
- the call start detection means uses the application interface of the terminal 10 to start the call as a call start event.
- the communication start detection means outputs a call start event to the call information storage means as information indicating the call state, and the call information storage means stores information indicating the call state.
- a call unit 11 that controls voice calls between users, a call information link unit that acquires information indicating a call state from the call unit 11, and transmits information indicating the call state to the relay server 20, and the relay server 20
- a self-ID storing means for storing a terminal identifier for identifying a terminal on which a call-linked application that communicates with an application on the terminal of the other party of call is operating.
- the call information link unit uses the call information transmission unit 12 to display information indicating the call state stored in the call information storage unit as the call information reception unit of the relay server 20.
- a communication system that transmits as a call start notification message and in which the call state storage means of the relay server 20 stores information indicating the call state.
- the call information interlocking unit detects the end of the call as a call end event using the application interface of the terminal 10 in the call end detection means, and stores the call information The information indicating the call state stored in the means is deleted, and a call end event is output to the call information transmitting means 12, and the call information transmitting means 12 completes the call to the call state receiving means of the relay server 20.
- a communication end notification message indicating that the call state storage means of the relay server 20 deletes information indicating the call state.
- the call information interlocking unit includes a call start detection unit that detects a time when the call is started by the call unit 11, a call end detection unit that detects a time when the call is ended by the call unit 11, and the detected call A terminal comprising call information transmitting means 12 for transmitting a change in state to the relay server 20 as a call state change notification.
- the call start detecting means uses the application interface provided in the terminal 10 to start the call in the call start detecting means. Detected as a call start event, the call start detecting means outputs the call start event to the call information transmitting means 12, and the call information transmitting means 12 is transmitted as a call start notification message to the call information receiving means of the relay server 20.
- the call state storage means of the relay server 20 is a terminal that stores information indicating the call state.
- the call information link unit detects the end of the call as a call end event using an application interface provided in the terminal in the call end detecting means, and the call end detecting means Outputs a call end event to the call information transmitting unit 12, and the call information transmitting unit 12 transmits a call end notification message indicating that the call has ended to the call state receiving unit of the relay server 20, and relays the message.
- the call state storage means of the server 20 is a terminal that deletes information indicating the call state.
- linkage part is a terminal provided with the call information storage means which accumulate
- the call information interlocking unit uses the application interface provided in the terminal 10 to start the call in the call start detecting means.
- a terminal that detects a call start event the call start detection means outputs the call start event to the call information storage means as information indicating a call state, and the call information storage means stores information indicating the call state.
- the call information link unit uses the call information transmission unit 12 to display information indicating the call state stored in the call information storage unit as the call information reception unit of the relay server 20.
- the call state storing means of the relay server 20 transmits information as a call start notification message, and stores information indicating the call state.
- the call information interlocking unit detects the end of the call as a call end event using the application interface of the terminal 10 in the call end detecting means, and stores the call information.
- the information indicating the call state stored in the means is deleted, and a call end event is output to the call information transmitting means 12, and the call information transmitting means 12 completes the call to the call state receiving means of the relay server 20.
- a call end notification message indicating that the call state storage means of the relay server 20 deletes information indicating the call state.
Abstract
Description
以下、本発明の第1の実施形態を図面を参照して説明する。
CALL FROM=1001 TO=1002
CALL FROM=1002 TO=1001
ID=1001&MESSAGE=“Hello”
BYE FROM=1001
以下、本発明の第2の実施形態を図面を参照して説明する。
11 通話手段
12 通話情報送信手段
20、400 中継サーバ
21、430 アプリケーション間通信手段
210、310 通話部
220 通話情報連動部
221 通話開始検出手段
222 通話終了検出手段
223 通話状態通知手段
224 状態情報記憶部
230、330 通話連動アプリケーション
240、340 識別情報記憶部
410 通話状態受信手段
420 通話状態記憶装置
500 回線交換機
Claims (10)
- 端末間のアプリケーションを用いた通信を中継する中継サーバを備え、
端末は、
通話処理を実行する通話手段と、
前記通話手段による通話処理の実行に従って、端末を特定可能な情報を含むとともに通話状態が変更されたことを示す通話状態変更通知を、アプリケーションを用いた通信により前記中継サーバに送信する通話情報送信手段とを含み、
前記中継サーバは、通信元の端末からアプリケーションを用いた通信による通信データを受信した場合には、前記通話状態変更通知にもとづいて、通信先の端末を特定し、特定した通信先の端末に前記通信データを送信するアプリケーション間通信手段を含む
ことを特徴とする通信システム。 - ユーザ操作による通話機能およびアプリケーションの実行機能を有する端末と、
通話相手のユーザが使用する端末と、
端末同士が通話するための通話制御を実行する回線交換機と、
端末上のアプリケーション同士の通信を中継する中継サーバとで構成され、
端末は、
ユーザ同士による音声通話を制御する通話手段と、
前記通話手段から通話状態を示す情報を取得し、前記中継サーバに前記通話状態を示す情報を送信する通話情報連動部と、
前記中継サーバを経由して前記通話相手の端末上のアプリケーションと通信を行う通話連動アプリケーションが動作している端末を識別するための端末識別子を保存する自ID保存手段とを含み、
前記中継サーバは、
端末の通話状態の変更を通知する通話状態変更通知を受信する通話状態受信手段と、
各端末の通話状態を示す情報を保持する通話状態保存手段と、
端末で動作する通話連動アプリケーションと通信を行い各アプリケーション間の通信を中継するアプリケーション間通信手段とを含む
ことを特徴とする通信システム。 - 通話情報連動部は、
通話手段で通話が開始された時点を検知する通話開始検出手段と、
前記通話手段で通話が終了した時点を検知する通話終了検出手段と、
検出した通話状態の変更を通話状態変更通知として中継サーバに送信する通話情報送信手段とを備える
請求項2に記載の通信システム。 - 通話情報連動部は、通話手段で通話相手の端末との通話が確立されると、通話開始検出手段において、前記通話の開始を端末が備えるアプリケーションインターフェイスを利用して通話開始イベントとして検出し、
前記通話開始検出手段は、前記通話開始イベントを通話情報送信手段に出力し、
前記通話情報送信手段は、中継サーバの通話情報受信手段に対し、通話開始通知メッセージとして送信し、
前記中継サーバの通話状態保存手段は、通話状態を示す情報を蓄積する
請求項2または請求項3に記載の通信システム。 - 通話情報連動部は、通話手段での通話が終了すると、通話終了検知手段において、前記通話の終了を端末が備えるアプリケーションインターフェイスを利用して通話終了イベントとして検出し、
前記通話終了検知手段は、前記通話終了イベントを通話情報送信手段に出力し、
前記通話情報送信手段は、中継サーバの通話状態受信手段に対して、通話が終了したことを示す通話終了通知メッセージを送信し、
前記中継サーバの通話状態保存手段は、通話状態を示す情報を削除する
請求項2から請求項4のうちのいずれか1項に記載の通信システム。 - 通話情報連動部は、
端末の通話の状態を示す情報を蓄積する通話情報蓄積手段を備える
請求項2から請求項5のうちのいずれか1項に記載の通信システム。 - 通話情報連動部は、通話手段で通話相手の端末との通話が確立されると、通話開始検出手段において、前記通話の開始を端末が備えるアプリケーションインターフェイスを利用して通話開始イベントとして検出し、
前記通話開始検出手段は、前記通話開始イベントを通話状態を示す情報として通話情報蓄積手段に出力し、
通話情報蓄積手段は、通話状態を示す情報を蓄積する
請求項6に記載の通信システム。 - ユーザ同士による音声通話を制御する通話手段と、
前記通話手段から通話状態を示す情報を取得し、中継サーバに前記通話状態を示す情報を送信する通話情報連動部と、
前記中継サーバを経由して通話相手の端末上のアプリケーションと通信を行う通話連動アプリケーションが動作している端末を識別するための端末識別子を保存する自ID保存手段とを備える
ことを特徴とする端末。 - 端末は、
通話処理の実行に従って、端末を特定可能な情報を含むとともに通話状態が変更されたことを示す通話状態変更通知を、アプリケーションを用いた通信により中継サーバに送信し、
前記中継サーバは、
通信元の端末からアプリケーションを用いた通信による通信データを受信した場合には、前記通話状態変更通知にもとづいて、通信先の端末を特定し、特定した通信先の端末に前記通信データを送信する
ことを特徴とする通信方法。 - コンピュータに、
通話処理の実行に従って、端末を特定可能な情報を含むとともに通話状態が変更されたことを示す通話状態変更通知を、アプリケーションを用いた通信により中継サーバに送信する処理を実行させる
ための通信プログラム。
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