WO2003073714A1 - Systeme de telephone reseau - Google Patents

Systeme de telephone reseau Download PDF

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Publication number
WO2003073714A1
WO2003073714A1 PCT/JP2002/002898 JP0202898W WO03073714A1 WO 2003073714 A1 WO2003073714 A1 WO 2003073714A1 JP 0202898 W JP0202898 W JP 0202898W WO 03073714 A1 WO03073714 A1 WO 03073714A1
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WO
WIPO (PCT)
Prior art keywords
communication device
server
called party
call
communication
Prior art date
Application number
PCT/JP2002/002898
Other languages
English (en)
Japanese (ja)
Inventor
Sunao Takatori
Hiroshi Ishikawa
Original Assignee
Yozan Inc.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yozan Inc. filed Critical Yozan Inc.
Priority to AU2002241284A priority Critical patent/AU2002241284A1/en
Priority to JP2003572263A priority patent/JPWO2003073714A1/ja
Publication of WO2003073714A1 publication Critical patent/WO2003073714A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup

Definitions

  • the present invention relates to a server for establishing a voice communication path between a communication device of a calling party and a communication device of a called party having a network address, a network telephone system, and a voice communication channel establishing method. .
  • IP Internet Protocol
  • To-I-IP IP Multimedia Subsystem
  • a communication device having an IP (internet Protocol) address makes a call and the call is received by a communication device having another IP address via a computer network.
  • IP Internet Protocol
  • a communication device having another IP address via a computer network.
  • IP system for example, a communication device is connected to a certain server, and the communication device is set in a standby state. In this state, another communication device is connected to the server, and the communication in a standby state is performed. Select a device and establish a voice communication path with that device.
  • a communication device having an IP address makes a call, and the call is received by a subscriber telephone such as a fixed telephone or a mobile telephone via a server connecting a computer network and a switching network.
  • a subscriber telephone such as a fixed telephone or a mobile telephone
  • the IP the so-called Two-Phone (Phone) system
  • the subscriber's telephone makes a call and that the call is the first server that connects the switching network to the computer network.
  • a system that is called by another subscriber's telephone via the combination network and the second server that connects the computer network to the exchange network, and is called “phone” to “phone”. This is called a system.
  • a Phone-to-IP system is proposed separately from the above three types.
  • a subscriber telephone initiates a call and the call is terminated by a communication device having an IP address.
  • IP addresses such as IP phones
  • the communication device of the called party is a personal computer or the like having an IP address. If the called party's communication device is not connected to the server even if a call is made by specifying the telephone number of the other communication device, it may be difficult to receive the call. . The problem is that even if the called party's Will occur if not connected to
  • the caller in the Phone-to-IP system, the caller must be aware of the connection status of the called party's communication device to operate the subscriber telephone that automatically connects to the switching network. I don't think so much. Therefore, the present invention has been made in view of the above-mentioned problem, and even if a call addressed to a communication device of a called party who is not connected to a server occurs, the communication device of the calling party and the called party are not connected. It is an object to obtain a server, a network telephone system, and a method for establishing a voice communication path that can establish a voice communication path with another communication device.
  • the server of the present invention is connected to a computer network to which another server that communicates with the communication device of the caller is connected, and a network communication unit that transmits and receives voice data relating to the telephone to and from the other server;
  • a communication unit for transmitting and receiving voice data to and from the network address of the called party's communication device, and a wireless reception unit corresponding to the called party's communication device, and the server receiving the called party's communication device.
  • a signal transmitting unit that transmits a connection request signal for connecting a communication device; and a communication device of a called party that is a destination of the call when a call from the communication device of the calling party is received by the network communication unit.
  • the connection request for controlling the signal transmission unit and connecting the communication device to the server to the wireless reception unit corresponding to the communication device of the called party is requested.
  • Send signal Allowed, and a control unit that the called party of the communication device establishes a connection with the voice communication path and a communication device of the communication apparatus and the called party of the calling party when connecting to this server.
  • a voice communication path is established between the calling party's communication device and the called party's communication device. be able to.
  • a call is originated to the telephone number of the communication device of the called party, and is assigned to the wireless receiving unit as the telephone number of the communication device of the called party.
  • the telephone number or pager number provided is used.
  • the signal transmitting unit transmits a connection request signal to a wireless reception unit corresponding to the communication device of the called party using a pager system. It is something to do.
  • the server of the present invention includes, in addition to the servers of the above-described inventions, a database storing a correspondence between a network address and a telephone number of each communication device capable of communicating with the server, and referring to the database.
  • a network address specifying unit that converts a telephone number, which is a destination of the voice data received by the network communication unit, into a network address of a communication device of a called party.
  • the server according to the present invention includes the server according to each of the above inventions,
  • the calling party's communication device and the called device It has a waiting list in which the communication devices of the callers are registered. Then, when the called party's communication device connected to this server is registered in the waiting list, the control unit connects the called party's communication device to the calling party's communication device and performs voice communication. Establish a route.
  • the server of the present invention in addition to the server of the above-mentioned invention, further includes, when a call from the communication device of the caller is received by the network communication unit, the communication device of the called party, which is the destination of the call When not connected to this server, the communication device of the calling party and the response party list in which the communication device of the called party are registered are provided.
  • the control unit deletes the communication device of the calling party and the corresponding communication device of the called party from the waiting list, and
  • the called party's communication device connected to this server initiates a call to the calling party's communication device
  • the called party's communication device and the calling party's communication device respond to the list of responders. If the caller is registered, the chargeee of the voice communication by the call from the callee's communication device to the caller's communication device is the caller.
  • the server according to the present invention in addition to the server according to any one of the above-described inventions, further includes a control unit that, when a call from the communication device of the caller is received by the network communication unit.
  • the caller's communication device to which the call is addressed is not connected to this server and the caller's communication device disconnects the call, then the callee's communication that connects to this server
  • the caller shall be the billing destination for voice communication from the callee's communication device to the caller's communication device.
  • the signal transmitting unit may further include a connection request signal addressed to a wireless reception unit corresponding to the communication device of the called party, and It is designed to send numbers or network addresses.
  • the server of the present invention is connected to a computer network to which another server that communicates with the communication device of the caller is connected, and that transmits and receives voice data related to the telephone to and from the other server; Communication unit that sends and receives voice data to and from the network address of the communication device, and a call to a specific communication device addressed to the wireless reception unit corresponding to the communication device of the called party A signal transmitting unit for transmitting a call request signal of the caller; and a communication device of the called party, which is the destination of the call, when the call from the communication device of the caller is received by the network communication unit.
  • the network communication unit is controlled to transmit a disconnection request to the caller's communication device, and the signal transmission unit is controlled to control the wireless communication corresponding to the callee's communication device.
  • the network telephone system of the present invention includes a communication device having a network address and a server that communicates with the communication device.
  • the server is connected to a computer network to which another server that communicates with the communication device of the caller is connected, and a network communication unit that transmits and receives voice data relating to the telephone to and from the other server;
  • a communication unit that transmits and receives voice data to and from the network address of the communication device, and a wireless reception unit corresponding to the communication device of the called party to connect the communication device of the called party to this server.
  • a signal transmitting unit for transmitting a connection request signal of the caller, and when a call from the communication device of the caller is received by the network communication unit, the communication device of the callee, which is the destination of the call, connects to this server. If not, the signal transmission unit is controlled to transmit a connection request signal for connecting the communication device to the server to the wireless reception unit corresponding to the communication device of the called party. And a control unit for connecting the communication device of the calling party and the communication device of the called party to establish a voice communication path when the communication device of the called party connects to the server. Then, when the connection request signal is received by the wireless reception unit, the communication device of the called party connects to the server.
  • a voice communication channel establishment method comprises the steps of: receiving a call from a communication device of a calling party at a server to which a communication device of a called party is connected; Steps to determine whether the called party's communication device is connected to the server, and, if the called party's communication device to which the received call is addressed is not connected to the server, the server Sending a connection request signal for connecting the called party's communication device to the server to the wireless communication unit corresponding to the communication device of the called party, and when the called party's communication device connects to the server. And a step of connecting the communication device of the calling party and the communication device of the called party by a server to establish a voice communication path.
  • a voice communication path is established between the calling party's communication device and the called party's communication device. Can be established. Further, in the voice communication channel establishing method of the present invention, in addition to the voice communication channel establishing method of the above invention, a call is transmitted to a telephone number of a communication device of the called party, and a telephone number of the communication device of the called party is transmitted. The telephone number or pager number assigned to the wireless reception unit is used.
  • a voice communication channel establishing method transmits a connection request signal using a pager system in addition to the voice communication channel establishing method according to each of the above inventions.
  • the voice communication channel establishment method of the present invention further includes, in addition to the voice communication channel establishment method of each of the above inventions, when the communication device of the called party is not connected to the server, the communication device of the caller and the called device. Registering the communication device of the called party in the waiting list, connecting the communication device of the called party to the server after receiving the connection request signal by the wireless receiving unit, and connecting the communication device of the called party to the server. Retrieving the called party's communication device in the waiting list, and when the called party's communication device connected to the server is registered in the waiting list, the called party's communication is performed. Connect the device to the caller's communication device and establish a voice communication path.
  • the method for establishing a voice communication channel according to the present invention includes, in addition to the method for establishing a voice communication channel according to the invention described above, when a call from a communication device of a caller is received by a server, a called party who is a destination of the call If the communication device of the caller is not connected to the server, a step of registering the communication device of the caller and the communication device of the callee in the answering party list, and a call registered in the waiting list.
  • the caller's communication device and the corresponding called party's communication device are removed from the waiting list, and the called party's communication device connected to the server initiates the call.
  • the called party's communication device From the caller to the caller's communication device. And a step to the person.
  • the method for establishing a voice communication channel according to the present invention includes, in addition to the method for establishing a voice communication channel according to each of the above-mentioned inventions, further comprising: when a call from a communication device of a caller is received by a server; If the communication device of the caller disconnects the call when the communication device of the caller is not connected to the server, then the communication device of the callee who connected to the server will be the communication device of the caller. When a call is made to the caller, the caller shall be charged for voice communication by a call from the called party's communication device to the calling party's communication device.
  • FIG. 1 is a block diagram showing a configuration of a network telephone system according to Embodiment 1 of the present invention.
  • FIG. 2 is a block diagram showing a configuration of a server connected to a communication device having a network address in the first embodiment.
  • FIG. 3 is a block diagram illustrating functions of a server connected to a communication device having a network address in the first embodiment.
  • FIG. 4 is a state transition diagram illustrating an operation of a server connected to a communication device having a network address in the first embodiment.
  • FIG. 5 is a sequence diagram illustrating a method for establishing a voice communication path when the communication device of the called party is connected to the server in the first embodiment.
  • FIG. 6 shows a case where the caller disconnects the voice communication path in the first embodiment. It is a sequence diagram explaining a process.
  • FIG. 7 is a sequence diagram illustrating processing when the called party disconnects the voice communication path in the first embodiment.
  • FIG. 8 is a sequence diagram illustrating a method of establishing a voice communication path when the communication device of the called party is not connected to the server in the first embodiment.
  • FIG. 9 is a sequence diagram illustrating a method of establishing a voice communication path when the communication device of the called party is not connected to the server in the network telephone system according to Embodiment 2 of the present invention.
  • FIG. 1 is a block diagram showing a configuration of a network telephone system according to Embodiment 1 of the present invention.
  • a server 1A is a device used for a network telephone system which is managed by, for example, an ISP (Internet Service Provider) and is connected to a communication device 2A having a network address.
  • ISP Internet Service Provider
  • the server IB is configured in the same manner as the server 1A, is connected to a communication device 2B having a network address, is a device used for a network telephone system, and is connected to a computer network from other communication devices 8, 2A.
  • This is a device that establishes a voice communication path for a telephone call between the communication device 8, 2A and the communication device 2B based on a call transmitted via the network 3.
  • the communication device 2A is an ISP server to which a user has contracted in advance.
  • the communication device 2A is a device that can connect to 1A and perform voice communication with other communication devices 8 and 2B via the computer network 3, that is, a device capable of making a call.
  • the communication device 2A may be in the form of an IP telephone, a personal computer, a PDA (Personal Digital Assistant), or the like.
  • the communication device 2A is a device having a so-called IP telephone function, and has a microphone mouthphone for collecting user's voice, a speaker for generating voice to the user, and VoIP (Voice over IP) technology. And a circuit for converting between audio signals and audio data.
  • the communication device 2A has a built-in wireless receiving unit 101, and even when not connected to the server 1A, various requests from the server 1A are received by the wireless receiving unit 101. Can be received.
  • the wireless receiving unit 101 has at least a receiving circuit similar to a receiving circuit of a wireless device such as a pager or a mobile phone.
  • the connection between the communication device 2A and the server 1A requires a dial-up using PPP (Point to Point Protocol), a subscriber line such as ADSL (Asymmetrical Digital Subscriber Line), or a LAN (Local Area Network). Can be used.
  • PPP Point to Point Protocol
  • ADSL Asymmetrical Digital Subscriber Line
  • LAN Local Area Network
  • the communication device 2 B to which an IP address is assigned is configured in the same manner as the communication device 2 A, connects to the ISP server 1 B contracted by the user in advance, and connects to the other communication devices 8 and 2 via the computer network 3.
  • a device that can execute voice communication with A is configured in the same manner as the communication device 2 A, connects to the ISP server 1 B contracted by the user in advance, and connects to the other communication devices 8 and 2 via the computer network 3.
  • Computer Network 3 is a WAN (Wide Area) such as the Internet. This network includes LANs in the premises and in specific areas.
  • the communication network 4 is a communication network configured by a wireless communication system or another communication system.
  • the wireless base station 5 is a part of the wireless communication system of the communication network 4 and is a facility for transmitting a wireless signal that can be received by the wireless communication unit 101. For example, if the wireless communication unit 101 can receive the pager system pager wave and the servers 1A and IB can use the pager system via the general telephone network, the general telephone The network and the pager system correspond to the communication network 4.
  • the communication network 7 is a network in which a subscriber telephone line can be established by a plurality of exchanges.
  • the communication device 8 is a device capable of making a voice call via a subscriber telephone line.
  • a fixed telephone for a subscriber, a public telephone, a mobile telephone, or the like is used as the communication device 8.
  • FIG. 2 is a block diagram showing a configuration of server 1A connected to communication device 2A having a network address in the first embodiment.
  • the network communication unit 11 is a circuit that is connected to the convenience network 3 and transmits and receives voice data and the like according to various protocols.
  • the communication unit 12 is a circuit that is connected to the communication device 2A via a predetermined communication path, and that transmits and receives voice data and the like according to various protocols.
  • the signal transmission unit 13 is a circuit connected to the communication network 4 and transmitting various requests to the communication device 2A using a pager system or the like. This For example, a modem or the like is used as the signal transmission unit 13.
  • the CPU 14 executes a control program 21 stored in an operating system (not shown) or a hard disk drive (hereinafter referred to as an HDD) 15, and executes various processes and various parts according to the programs. It is a circuit that performs control.
  • the HDD 15 is a device that stores a control program 21 describing various processes and control of each unit in the server 1A. The functions described in the control program 21 will be described later.
  • ROM 16 is a non-volatile memory circuit that stores data and programs required at startup.
  • the RAM 7 is a memory circuit that temporarily stores programs and data when the CPU 14 executes various programs.
  • the RAM 17 stores various lists such as a connected party list 31, a waiting party list 32, and a responding party list 33.
  • the waiting list 32 includes a communication device of the caller of the call when a call addressed to the communication device 2A is received while the communication device 2A is not connected to the server 1A.
  • the number or IP address) and the associated party of the call (the telephone number or IP address of the communication device 2A) are registered.
  • Information similar to that of the waiting person list 32 is registered in the response partner list 33.
  • the registration of the caller in the waiting list 32 will be deleted if the caller disconnects the call while waiting.
  • the registration of the caller in the answering party list 33 is not deleted even if the caller disconnects the call while waiting.
  • connection list 3 1, the waiting list 3 2, and the responding list 33 may be stored in the HDD 15 or another recording medium instead of the RAMI 7. Further, each list may be stored in a different recording medium.
  • the database 18 is a device that stores the telephone number and the IP address of the communication device 2A in association with each other.
  • the database 19 stores a list of the communication devices 2A that can be connected to the server 1A, and stores the telephone number or IP address of the communication device 2A and the wireless device corresponding to the communication device 2A. This device stores the telephone number or pager number of the reception unit 101.
  • FIG. 3 is a block diagram illustrating functions of server 1A connected to communication device 2A having a network address in the first embodiment.
  • a request signal generation section 41 is a section that generates a signal including a connection request for requesting a specific communication device 2A to connect to the server 1A.
  • the pager signal transmission control unit 42 is a unit that controls the signal transmission unit 13 to transmit the signal generated by the request signal generation unit 41 to a specific communication device 2A.
  • the network communication control section 43 is a section that controls the network communication section 11 to transmit and receive voice data and the like relating to telephone calls.
  • the communication control unit 44 is a unit that controls the communication unit 12 to transmit and receive voice data related to telephone calls.
  • the network address specifying unit 45 is a unit that, when supplied with a certain telephone number with reference to the database 18, specifies the IP address of the communication device 2A having the telephone number. Also, when supplied with an IP address, the network address specifying unit 45 has the IP address. It is also possible to specify the telephone number of the communication device 2A.
  • the message control section 46 is a section for associating a source and a destination of voice data transmitted and received by the network communication section 11 and the communication section 12 and securing a voice communication path.
  • path control unit 47 controls each unit to establish a voice communication channel when a call is received by the server 1A and to put a call from a caller on hold as necessary. Part.
  • FIG. 4 is a state transition diagram illustrating the operation of server 1A connected to communication device 2A having a network address in the first embodiment.
  • the communication device of a caller (for example, communication device 8 or communication device 8)
  • the device 2B) sends a call to the communication device 2A connectable to the server 1A. That is, in the case of a call by a call from the communication device 8 to the communication device 2A, the call is a Phone-to-IP network telephone, and a call from the communication device 2B to the communication device 2A is made. In the case of a call, it is an IP-to-IP network telephone.
  • the call is transmitted to the exchange network or the like.
  • the server 6 determines the server 1A to which the call is to be transferred from the telephone number of the called party, and transfers the call to the server 1A.
  • the server 6 converts an audio signal and audio data.
  • server 1B determines server 1A to which the call is to be transferred from the telephone number of the called party, and transfers the call to server 1A.
  • FIG. 5 is a sequence diagram illustrating a method for establishing a voice communication path when communication device 2A of the called party is connected to server 1A in the first embodiment.
  • the server 1A when the server 1A is activated, it first waits for the reception of a call in the state S101.
  • the server 1A registers the connected communication device 2A in the connection list 31.
  • the server 1A deletes the disconnected communication device 2A from the connection list 31.
  • the call from the communication device 2A connected to the server 1A is received by the communication unit 12. Also, a call from the computer network 3 to the communication device 2A connectable to the server 1A is received by the network communication unit 11. Further, the registration of the communication device 2A in the connection list 31 is performed by the CPU 14 executing the control program 21.
  • the communication device of the caller for example, the communication device 8 or the communication device 2B
  • the call reaches server 1A.
  • the server 1A When the server 1A receives the call, it transitions to state S102 and analyzes the calling party number transmitted with the call (step S202).
  • the caller number is the telephone number or IP address of the communication device of the caller.
  • the server 1A shifts to the state S109 and executes an error process.
  • the error processing in this case, a notification that the telephone number of the caller has not been transmitted is transmitted to the communication device of the caller.
  • the server 1A returns to the state S101.
  • server 1A searches waiting list 32 (step S202).
  • the CPU 14 executing the control program 21 extracts the telephone number or the IP address of the caller's communication device from the call received by the network communication unit 11 or the communication unit 12, Searches the waiting list 32 stored in RAMI 7 and attempts to find its phone number or IP address.
  • server 1A If server 1A does not find the caller number in waiting list 32, it transitions to state S103, where the caller's communication device receives a call from the caller's communication device. Receive the caller's telephone number or IP address (step S202). At that time, the CPU 14 executing the control program 21 controls the network communication unit 11 or the communication unit 12 to monitor the reception status of the called party such as the telephone number of the called party.
  • the reception of the telephone number of the called party is completed, or a predetermined time elapses. If not, the server 1A determines whether or not the communication device 2A corresponding to the received telephone number or IP address exists (step S202).
  • the CPU 14 to be executed refers to the database 19 to check whether the communication device 2A having the received telephone number is registered in the database 19 or not.
  • the server 1A shifts to the state S109 and executes an error process.
  • the error processing in this case, a notification that the corresponding called party does not exist is transmitted to the communication apparatus of the calling party.
  • the server 1A when a predetermined time elapses or the caller disconnects the call, the server 1A returns to the state S101.
  • the server 1A transitions to the state S105 and refers to the connected party list 31. Then, it is determined whether or not the communication device 2A is currently connected to the server 1A (step S202). That is, if the telephone number is registered in the database 19, the CPU 14 executing the control program 21 determines that there is a called party having the telephone number, and the communication device 2 of the called party. Check whether A is registered in the connected party list 31.
  • the server 1A determines that the called party's communication device 2A is currently connected to the server 1A, the server 1A transitions to state S106 and calls the called party's communication device 2A. Is performed (step S203). At that time, the CPU 14 executing the control program 21 controls the communication unit 12 to transfer the call to the communication device 2A.
  • the communication device 2A of the called party transmits a response to the call to the server 1A (step S204).
  • the server 1A transitions to the state S109 and executes error processing. In the error processing in this case, for example, a voice message is sent from the server 1A to the communication device of the caller. In this error processing, when a predetermined time has elapsed or the caller has disconnected the call, the server 1A returns to the state S101.
  • server 1A transitions to state S107 and receives a response to the calling party's communication device.
  • a signal to the effect is transmitted (step S205), and the communication device of the calling party and the communication device 2A of the called party are connected to establish a voice communication path between them (step S205).
  • the CPU 14 executing the control program 21 controls the network communication unit 11 or the communication unit 12, and Transfer the response to the communication device.
  • the communication unit 12 In the case of a voice communication channel between two communication devices 2A), or the network communication unit 11 and the communication unit 12 (communication with the communication device 2A)
  • the audio data is transferred to each other via the audio communication path between the device 8 and the communication device 2B).
  • the conversion from the telephone number to the IP address and the conversion from the IP address to the telephone number are performed by the network address specifying unit 25.
  • the server 1A When a call is received while the called party's communication device 2A is connected to the server 1A, the server 1A thus communicates with the calling party's communication device and the called party's communication device 2A. Establish a voice communication path between
  • FIG. 6 shows a case where the called party disconnects the voice communication path in the first embodiment. It is a sequence diagram explaining a process. When the called party disconnects
  • Step S221 the server 1A shifts from the state S107 to the state S108, and transmits the busy tone voice data to the communication device of the caller (step S2). twenty two ). Thereafter, if the caller disconnects the voice communication path (step S223), server 1A returns to state S101. At that time, the CPU 14 executing the control program 21 detects that the called party has been disconnected. It controls the network communication unit 11 or communication unit 12 to transmit a busy tone to the caller's communication device.
  • FIG. 7 is a sequence diagram illustrating processing when the caller disconnects the voice communication channel in the first embodiment.
  • the server 1A transitions from the state S107 to the state S112 and conducts a business to the called party's communication device 2A.
  • the one-tone voice data is transmitted (step S2 32).
  • the server 1A returns to the state S101 (step S2333), at which time the CPU 14 executing the control program 21 executes
  • the communication unit 12 is controlled to transmit a busy tone to the communication device 2A of the called party.
  • FIG. 8 is a sequence diagram illustrating a method for establishing a voice communication path when communication device 2A of the called party is not connected to server 1A in the first embodiment. Note that, in FIG. 5, the same sequence as the sequence shown in FIG. 8 is denoted by the same reference numeral.
  • connection request signal A signal requesting that the communication device 2A be connected to the server 1A to the wireless receiving unit 101 corresponding to the communication device 2A of the called party using the line communication system (connection request signal ) Is transmitted (step S 2 4 1).
  • This connection request signal may include information that the call has been received, the telephone number or IP address of the communication device of the caller, and other information of the caller.
  • the CPU 14 executing the control program 21 generates a connection request signal, controls the signal transmission unit 13, and sends the connection request signal to the wireless reception unit 101. Send a request signal.
  • server 1A registers the communication devices of the caller and the called party in waiting list 32 and responding party list 33, with the calling party as the waiting party.
  • the CPU 14 executing the control program 21 transmits the telephone number or IP address of the communication device of the calling party and the communication device 2A of the called party to the waiting list 3 2 in the RAM 17 and the response. Register in both the other party list 3 and 3.
  • the caller's communication device is put on hold while maintaining the connection state up to server 1A.
  • server 1A returns to state S101.
  • the registration of the caller and the corresponding called party in the waiting list 32 is deleted.
  • the registration of the calling party and the corresponding called party in the answering party list 33 is left as it is, but is deleted after a predetermined time has elapsed after the call is disconnected.
  • the wireless reception unit 101 receives the connection request
  • the communication device 2A connects to the server 1A.
  • a connection request may be supplied from the wireless receiving unit 101 to the communication device 2A by an electric signal.
  • the wireless receiving unit 101 notifies the user of the reception of the connection request by voice or image, and operates the communication device 2A so that the connection request is supplied to the communication device 2A. You may.
  • the superuser 1A When the called party's communication device 2A connects to the server 1A and places a call to the calling party's communication device (step S2411), the superuser 1A immediately transitions to state S102. It is determined whether or not the telephone number or IP address of the called party's communication device 2A obtained at the time of connection is registered in the waiting list 32. At that time, the CPU 14 executing the control program 21 detects the telephone number or the IP address of the communication device 2A of the connected called party and refers to the waiting list 32 in the RAMI 7 to check the telephone number or the IP address. Attempt to find phone number or IP address.
  • the waiting person list 32 may be searched.
  • the communication device 2A is the communication device of the called party.
  • the communication device of the called party is stored in the server 1A.
  • 2A is recognized as the communication device that newly originated the call. Therefore, the called party in this process is referred to as a calling party in the state S102 of FIG. 4, and the calling party in this process is called the calling party in the state S110 of FIG. Will be written.
  • the same notation is used for processing of a call originated by the called party's communication device 2A.
  • server 1A transitions to state S110 and the caller is put on hold. Determine whether it is still standing.
  • server 1A transitions to state S107 and sends a signal to the caller's communication device that a response has been received (step S1). 205)
  • the communication device of the calling party and the communication device 2A of the called party are connected to establish a voice communication path between them (step S206).
  • the server 1A deletes the registration of the calling party and the called party from the waiting list 32 and the answering party list 33.
  • the CPU 14 executing the control program 21 controls the network communication unit 11 or the communication unit 12 to transfer a response signal to the communication device of the caller.
  • the communication unit 12 In the case of the voice communication channel between the two communication devices 2A), or the network communication unit 11 and the communication unit 12 (the communication device 2A and the communication device 2A). In the case of the voice communication path between the communication device 8 and the communication device 2B), the audio data is mutually transferred.
  • the server 1 A moves from the state S 110 to the state S 113.
  • the process proceeds to the answering party list 33 to determine whether or not the caller is registered.
  • the server 1A transitions to the state S114, and transmits the call from the called party's communication device 2A to the caller's communication. Transfer to the device. At that time, Supervisor 1A adds to the call the information for charging the original caller for the communication charge for voice communication by this call.
  • the server 1A transitions to the state S115, and the communication from the called party's communication device 2A to the calling party's communication device is performed. Transfer the call as is.
  • the server 1A When the transfer of the call is completed, the server 1A returns to the state S101, and after the caller disconnects the call in the hold state, the communication apparatus 2A of the called party. If a call to the caller's communication device is received from, the registration for that caller has been deleted from the waiting list 32, and the server 1A in state S102 Transitions to state S103.
  • server 1A When receiving the telephone number (or IP address) of the communication device of the calling party from the communication device 2A of the called party in state S103, server 1A transitions to state S104.
  • server 1A determines whether or not the caller is registered in answering party list 33.
  • the server 1A transitions to the state S114, and reduces the voice communication charge for this call to the original caller (ie, this caller). After the information for charging the call receiver is added to the call, the call from the called party's communication device 2A is forwarded to the calling party's communication device.
  • the server 1A transitions to the state S115, and the caller's communication device 2A moves from the called party's communication device 2A. Transfer the call to.
  • the server 1A When the transfer of the call is completed, the server 1A returns to the state S101, and the information for charging the original caller (that is, the receiving side of the call) the communication charge of the voice communication is as follows. For example, a number having a predetermined number of digits predetermined by the operator of the communication network 7 is conceivable.
  • the caller's server (Server 6 or Server 1B) receives a call with information added to charge the original caller (ie, the callee) the voice communication fee
  • the caller's server (server 6 or server 1B) charges the communication charge of voice communication for the call to the called party, and analyzes the additional information when analyzing the telephone number of the called party. Analyze the phone number after removal.
  • the server 1A communicates with the communication device 2A of the called party by the server 1A.
  • a call is received when not connected to A, a voice communication path is established between the communication device of the calling party and the communication device 2A of the called party.
  • server 1B and communication device 2B operate in the same manner as server 1A and communication device 2A. Is omitted.
  • the server 1A receives a call from the communication device 2A to the communication device 2B
  • the server 1A operates in the same manner as the server 1B that has received the call from the communication device 2B, and a description thereof will be omitted.
  • a call from a communication device 2A connected to the server 1A to another communication device 2A is received by the server 1A, and is transmitted by the server 1A and the two communication devices 2A.
  • a voice communication path is established based on the IP method.
  • the communication device 2A sends a call addressed to the communication device 8
  • the call reaches the server 1A.
  • the server 1A determines the server 6 to which the call is to be transferred from the telephone number of the called party, and transfers the call to the server 6.
  • the server 6 specifies the communication device 8 from the telephone number of the called party, calls the communication device 8, and establishes a voice communication path. This will enable IP-Phone-to-Phone networking.
  • the call from the communication device of the caller is received by the server 1A to which the communication device 2A of the callee can be connected, and the server 1A
  • the server 1A it is determined whether the communication device 2A of the called party, which is the destination of the received call, is connected to the server 1A. If the called party's communication device 2A, which is the destination of the received call, is not connected to the server 1A, the server 1A sends the call to the wireless communication unit corresponding to the called party's communication device 2A. A connection request signal is transmitted to the destination.
  • a connection request signal is transmitted from server 1A to wireless reception unit 101 corresponding to communication device 2A of the called party using the pager system.
  • the communication device 2A of the callee when a call from the communication device of the caller is received by the network communication unit 11, the communication device 2A of the callee, which is the destination of the call, is received.
  • the communication device of the caller and the communication device 2A of the called party are registered in the waiting list 32.
  • the called party's communication device 2A connects to the server 1A and the called party's communication device 2A is registered in the waiting list 32
  • the called party's communication device 2A 2 A is connected to the caller's communication device and a voice communication path is established.
  • the caller in the standby state and the callee who has newly connected to the server can be reliably and immediately connected.
  • server 1A transmits a connection request signal to radio reception unit 101 corresponding to communication device 2A of the called party and the telephone of the communication device of the calling party. Send a number or network address.
  • the called party can know who the calling party is, and can decide whether or not to receive the call according to the calling party.
  • the called party's communication device 2A when a call from the calling party's communication device is received by server 1A, the called party's communication device 2A, which is the destination of the call, receives the call.
  • the caller's communication device on hold, but not connected to server 1A Disconnects the call, and then, when the called party's communication device 2A connected to server 1A makes a call to the calling party's communication device, the called party's communication
  • the billing destination of voice communication by a call from the device 2A to the caller's communication device is the caller.
  • the waiting caller disconnects the call, and then the called party makes a call to the caller and performs voice communication
  • the call becomes a so-called collect call and the original call is made.
  • the communication fee is charged to the user, and the billing destination of the communication fee becomes appropriate.
  • the network telephone system provides a method for making a call when the communication device 2A of the called party is not connected to the server 1A when the server 1A receives the call.
  • the communication device transmits the telephone number (or IP address) of the communication device and a call request to the communication device of the caller.
  • the basic configuration of the network telephone system is the same as that of the first embodiment. However, when server 1A receives the call, communication device 2A of the called party becomes supervisor 1A. The processing when the connection is not established is different from that in the first embodiment, and is described below.
  • FIG. 9 illustrates a method of establishing a voice communication path when the communication device 2A of the called party is not connected to the server 1A in the network telephone system according to Embodiment 2 of the present invention. It is a sequence diagram.
  • server 1A Upon receiving the call from the caller's communication device (step S301), server 1A first analyzes the received call as in the first embodiment (step S302). . At that time, the server 1A checks, for example, whether or not the called party exists, whether or not the called party's communication device 2A is connected to the server 1A.
  • server 1A determines that the called party exists but the called party's communication device 2A is not connected to server 1A, server 1A sends a disconnection request to the calling party's communication device. .
  • the caller or the communication device receiving the disconnection request performs a disconnection process.
  • the server 1A sends a message to the calling party's communication device as a disconnection request, such as "The called party is not connected, so a notification to call back is sent to the called party."
  • a signal for forcibly disconnecting the call may be transmitted.
  • the server 1A uses the pager system to send a signal (calling request) to the wireless reception unit 101 corresponding to the communication device 2A of the called party to call the calling party.
  • a call request signal is transmitted together with identification information such as the telephone number of the communication device of the caller (step S304).
  • the called party's communication device 2A When the signal is received by the called party's radio reception unit 101, the called party's communication device 2A sends a call to the calling party's communication device (step S305). ).
  • Server 1A forwards the call to a server that communicates with the caller's communication device. Then, the call finally reaches the communication device of the caller (step S306).
  • Step S309 when there is a response from the calling party's communication device to the called party's communication device 2A via the server 1A (steps S307, S308), a voice communication path is established between the two. (Step S309).
  • the processing for disconnecting the voice communication path is the same as that in the first embodiment. The description is omitted.
  • the communication device 2A of the called party which is the destination of the received call, is not connected to the server 1A
  • the communication device of the calling party is transmitted from the server 1A.
  • a call request signal for transmitting a call to the caller's communication device from the server 1A to the wireless communication unit 101 corresponding to the callee's communication device 2A, and Caller identification information is transmitted.
  • the call receiving request signal and the identification information of the caller are received by the radio reception unit 101, a call is transmitted from the communication device 2A of the called party to the communication device of the caller.
  • a voice communication path is established between the called party's communication device 2A and the calling party's communication device.
  • a communication path can be established.
  • the server 1A charges the communication fee for the voice communication path established by transmitting a call from the called party's communication device 2A to the calling party's communication device.
  • the destination may be the calling party.
  • the call from the called party becomes a so-called collect call, and the communication fee is charged to the first caller, and the billing destination is appropriate.
  • a waiting list 32 is provided in addition to the connected list 31.Without providing the waiting list 32, the telephone number of the caller waiting or Register the IP address in the connection list 3 1
  • server 1A searches connection list 31 and makes the call. If the telephone number or IP address of the caller is found, the calling party and the called party may be connected to establish a voice communication path.
  • the wireless receiving unit 101 in the first and second embodiments can receive a monophonic wave, but can receive a wireless signal of another wireless method such as a mobile phone. Good.
  • the communication network 4 and the radio base station 5 that are compatible with the adopted radio system are used.
  • the wireless reception unit 101 in the first and second embodiments is built in the communication devices 2A and 2B, but is separate from the communication devices 2A and 2B. Is also good.
  • the telephone number of the communication device 2A, 2B may be a telephone number or a manager number assigned to the wireless reception unit 101.
  • the telephone number or pager number of the wireless receiving unit 101 is registered in the servers 1A and IB as the telephone numbers of the communication devices 2A and 2B. This makes it possible to realize a telephone-to-IP network telephone without assigning unique telephone numbers to the communication devices 2A and 2B.
  • the communication path between the communication device 2A and the server 1A may be wireless or wired.
  • the communication path between the communication device 2B and the server 1B may be wireless or wired.
  • the number of servers 1A and 1B in the first and second embodiments is not limited to two. Further, a certain ISP may operate a plurality of servers 1A and 1B.
  • the server 1A dynamically assigns the IP addresses (network addresses) of the communication devices 2A and 2B.
  • the communication device 2A, 2B may be authenticated with an identifier such as a telephone number and a password, and then an IP address (network address) may be assigned.
  • a name equivalent to an IP address may be used instead of an IP address by using a DNS (Domain Name Service) or the like.
  • voice communication is performed between the calling party's communication device and the called party's communication device.
  • a road can be established.

Abstract

L'invention concerne un serveur utilisé dans un système de téléphone réseau comprenant une unité de communication réseau connectée à un réseau informatique et apte à assurer la liaison de données vocales concernant un téléphone avec un autre serveur, une unité de communication permettant de communiquer les données vocales avec une adresse réseau d'un dispositif de communication d'une personne appelée, une unité de transmission de signal permettant de transmettre un signal de demande de liaison à l'unité de réception radio correspondant au dispositif de communication de la personne appelée, ainsi qu'une unité de commande permettant la transmission d'une liaison de signal de demande à l'unité de réception radio correspondant au dispositif de communication de la personne appelée par l'intermédiaire de la commande de l'unité de transmission de signal si le dispositif de communication de la personne appelée, qui est l'adresse de l'appelant, n'est pas connecté au serveur lorsque l'unité de communication de réseau reçoit un appel provenant du dispositif de communication d'un appelant, et permettant d'établir un chemin de communication vocale par le biais de la connexion du dispositif de communication de l'appelant et du dispositif de communication de la personne appelée lorsque le dispositif de communication de la personne appelée est connecté au serveur.
PCT/JP2002/002898 2002-02-27 2002-03-26 Systeme de telephone reseau WO2003073714A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AU2002241284A AU2002241284A1 (en) 2002-02-27 2002-03-26 Network telephone system
JP2003572263A JPWO2003073714A1 (ja) 2002-02-27 2002-03-26 ネットワーク電話システム

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002050763 2002-02-27
JP2002-50763 2002-02-27

Publications (1)

Publication Number Publication Date
WO2003073714A1 true WO2003073714A1 (fr) 2003-09-04

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Application Number Title Priority Date Filing Date
PCT/JP2002/002898 WO2003073714A1 (fr) 2002-02-27 2002-03-26 Systeme de telephone reseau

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JP (1) JPWO2003073714A1 (fr)
AU (1) AU2002241284A1 (fr)
WO (1) WO2003073714A1 (fr)

Cited By (3)

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EP2099196A1 (fr) 2008-03-05 2009-09-09 Brother Kogyo Kabushiki Kaisha Dispositif de téléphone
EP2129087A1 (fr) 2008-05-29 2009-12-02 Brother Kogyo Kabushiki Kaisha Dispositif téléphonique en double réseau
US8437336B2 (en) 2008-03-05 2013-05-07 Brother Kogyo Kabushiki Kaisha Telephone device

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EP0795992A2 (fr) * 1996-03-15 1997-09-17 AT&T Corp. Méthode et appareil pour un appel de retour prépayé
US5991291A (en) * 1995-12-19 1999-11-23 Sony Corporation Server of a computer network telephone system
EP1065870A2 (fr) * 1999-06-17 2001-01-03 Lucent Technologies Inc. Téléphonie à protocole Internet
JP2001308910A (ja) * 2000-04-18 2001-11-02 Ntt Communications Kk Ｉｐ電話システムにおけるコールバック制御方法、コールバック制御システム、およびコールバック制御プログラムを記録した記録媒体

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JPS62257259A (ja) * 1986-05-01 1987-11-09 Nippon Telegr & Teleph Corp <Ntt> 折り返し形着信課金方式
US5991291A (en) * 1995-12-19 1999-11-23 Sony Corporation Server of a computer network telephone system
EP0795992A2 (fr) * 1996-03-15 1997-09-17 AT&T Corp. Méthode et appareil pour un appel de retour prépayé
EP1065870A2 (fr) * 1999-06-17 2001-01-03 Lucent Technologies Inc. Téléphonie à protocole Internet
JP2001308910A (ja) * 2000-04-18 2001-11-02 Ntt Communications Kk Ｉｐ電話システムにおけるコールバック制御方法、コールバック制御システム、およびコールバック制御プログラムを記録した記録媒体

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2099196A1 (fr) 2008-03-05 2009-09-09 Brother Kogyo Kabushiki Kaisha Dispositif de téléphone
US8437336B2 (en) 2008-03-05 2013-05-07 Brother Kogyo Kabushiki Kaisha Telephone device
US8442201B2 (en) 2008-03-05 2013-05-14 Brother Kogyo Kabushiki Kaisha Telephone device
EP2129087A1 (fr) 2008-05-29 2009-12-02 Brother Kogyo Kabushiki Kaisha Dispositif téléphonique en double réseau
US8223950B2 (en) 2008-05-29 2012-07-17 Brother Kogyo Kabushiki Kaisha Dual network telephone device
US8654960B2 (en) 2008-05-29 2014-02-18 Brother Kogyo Kabushiki Kaisha Dual network telephone device

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AU2002241284A1 (en) 2003-09-09

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