WO2007114297A1 - Appareil terminal de communication, appareil de commande de communication et procede de reproduction/enregistrement de conversation telehonique - Google Patents

Appareil terminal de communication, appareil de commande de communication et procede de reproduction/enregistrement de conversation telehonique Download PDF

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Publication number
WO2007114297A1
WO2007114297A1 PCT/JP2007/056963 JP2007056963W WO2007114297A1 WO 2007114297 A1 WO2007114297 A1 WO 2007114297A1 JP 2007056963 W JP2007056963 W JP 2007056963W WO 2007114297 A1 WO2007114297 A1 WO 2007114297A1
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WO
WIPO (PCT)
Prior art keywords
call
communication
terminal device
recording
communication terminal
Prior art date
Application number
PCT/JP2007/056963
Other languages
English (en)
Japanese (ja)
Inventor
Takashi Endoh
Original Assignee
Kyocera Corporation
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 Kyocera Corporation filed Critical Kyocera Corporation
Publication of WO2007114297A1 publication Critical patent/WO2007114297A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/147—Communication arrangements, e.g. identifying the communication as a video-communication, intermediate storage of the signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/64—Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations
    • H04M1/65—Recording arrangements for recording a message from the calling party
    • H04M1/656—Recording arrangements for recording a message from the calling party for recording conversations

Definitions

  • the present invention relates to a communication terminal device, a communication control device, and a call recording / reproducing method, and in particular, a communication terminal device and a communication control device having a recording / reproducing function for recording / reproducing a call content, and recorded call contents.
  • the present invention relates to a call record reproduction method for reproduction.
  • videophones and videoconferencing have been performed using videophone devices and videoconferencing devices.
  • participants' face images and audio are transmitted as digital data to the other party among the participants in the videophone and videoconference, so these data are used as communication information (call information) in the other party's terminal device.
  • communication information call information
  • the original videophone may be reused for purposes other than the purpose of communication in the video conference.
  • FIG. 19 is a flowchart showing an operation procedure on the receiving side in the conventional data communication apparatus. As shown in FIG. 19, first, when receiving (step S11), it is determined whether or not the right to use is granted (step S12), and if granted (yes), the usage right interpretation program is displayed. Start up (step S13). If not granted (no), the process is terminated.
  • step S14 usage rights are interpreted (step S14), and interpretation data is registered (step S15). After that, determine whether the force is prohibited to save (Step S16), if the result of the judgment is forbidden (yes), the data is displayed (Step S17), the process is terminated without being saved, and if not forbidden (no), the data Both saving and data display are executed (step S18), and the process ends.
  • FIG. 20 is a flowchart showing an operation procedure for limiting the number of uses in a conventional data communication apparatus. As shown in Figure 20, first, it is determined whether or not there is a limit on the number of uses (step S21). If the result of the determination is that there is a limit (yes), it is determined whether or not the current number of uses is within the limit. However (step S22), if there is no limit (no), read is permitted (step S23) and the process is terminated.
  • step S22 it is determined whether or not the current number of uses is within the limit. If it is within the limit (yes), reading is permitted (step S23) and the process is terminated. However, if it is not within the limits! No (no), reading is prohibited (step S24) and the process is terminated.
  • Patent Document 1 Japanese Patent Laid-Open No. 2002-57737
  • An object of the present invention is to provide a communication terminal device, a communication control device, and a communication recording / reproducing method that can set or confirm permission or non-permission of reproduction of recorded communication information after each event. Is to provide.
  • a communication terminal device receives, from a communication terminal device targeted for a call, information related to permission to reproduce the recorded call content after the call is recorded.
  • the communication control device includes: a receiving unit that receives information on permission to reproduce the recorded call content after recording the call from the communication terminal device during the call; and the communication during the call Terminal device power Recording that records the call content in association with information related to permission to reproduce the call content received by the receiving means from the communication terminal device during the call when receiving an instruction to record the call content And when the call content recorded by the recording means is played back, the call content is instructed to be played back based on the information regarding the permission to play back the call content recorded in association with the call content to be played back. Transmitting means for transmitting to the communication terminal device.
  • the communication recording / reproducing method a process of receiving information relating to reproduction permission of the recorded call content after recording the call from the communication terminal device to be called, and recording the call content
  • the call content and the information related to the permission to reproduce the call content are recorded in association with each other, and when the recorded call content is reproduced, the call is recorded in association with the content of the call to be reproduced.
  • a process for playing back the content of the call based on information relating to permission to play back the content.
  • FIG. 1 is a block diagram showing a configuration of a videophone device according to a first embodiment of the present invention.
  • FIG. 2 is a block diagram for explaining a communication environment when the videophone device of FIG. 1 performs videophone communication.
  • FIG. 3 shows an operation procedure for recording videophone communication in the videophone device of FIG. It is a flowchart.
  • FIG. 4 is a flowchart showing an operation procedure of a subroutine S105 in FIG.
  • FIG. 5 is a flowchart showing the operation procedure in the second portable terminal device that has received the recording start notification transmitted in S111 of FIG.
  • FIG. 6 is an explanatory diagram (part 1) of display contents on the display device of the second portable terminal device.
  • FIG. 7 is an explanatory diagram (part 2) of display contents on the display device of the second portable terminal device.
  • FIG. 8 is an explanatory diagram (part 3) of display contents on the display device of the second portable terminal device.
  • This is a flowchart showing the operation procedure of the first portable terminal device when the update information is received.
  • FIG. 11 is a flowchart showing an operation procedure of subroutine S 142 of FIG.
  • FIG. 12 is a block diagram showing a configuration of a videophone device according to a second embodiment of the present invention.
  • FIG. 13 is a block diagram for explaining a communication environment when the videophone device of FIG. 12 performs videophone communication.
  • FIG. 14 is a flowchart showing an operation procedure for recording videophone communication in the first portable terminal device of FIG.
  • FIG. 15 is a flowchart showing an operation procedure of subroutine S205 of FIG.
  • FIG. 18 is a flowchart showing an operation procedure of subroutine S242 of FIG.
  • FIG. 19 is a flowchart showing an operation procedure on the receiving side in the conventional data communication apparatus.
  • Videophone device 10a 30a First mobile terminal device 10b, 30b Second mobile terminal device
  • FIG. 1 is a block diagram showing the configuration of the videophone apparatus according to the first embodiment of the present invention.
  • a video telephone 10 includes an audio 'Video (AV) input / output unit 11, a codec unit (playback means) 12, a control unit 13, and a communication unit (reception unit). Means) 14, hard disk (recording means) 15, encryption unit 16, key recording unit 17, and signature management unit 18.
  • the videophone device 10 is a mobile communication terminal device having a videophone function, and can record communication information on the hard disk 15.
  • the recording means includes not only a hard disk but also a recording by a semiconductor memory or the like.
  • the AV input / output unit 11 is an analog interface for connecting a camera, a display, a microphone, and a speaker of the videophone device 10, and includes analog signal amplification, A (Analog) ZD (Digital) conversion, DZA conversion, And a circuit for adjusting the signal.
  • the camera, display, microphone, speaker, etc. may be built in the mobile communication terminal device.
  • the codec unit 12 has an encoder that compresses the AV signal digitized by the AV input / output unit 11 and a decoder function that decompresses the compressed code.
  • MPEG4 Motion Picture Experts Group 4
  • I TU-T H.263 I TU-T H.263
  • AAC Advanced Audio Coding
  • AMR Adaptive Multi-Rate
  • the control unit 13 controls each part of the videophone device 10 to realize various operations of the videophone device 10.
  • This control unit 13 is an arithmetic processing unit normally used in computer equipment, and is a CPU (Central Processing Unit), RAM (Random Access memory), ROM (read only memory), hardware such as a bus, and software capabilities stored in the ROM are also configured.
  • CPU Central Processing Unit
  • RAM Random Access memory
  • ROM read only memory
  • hardware such as a bus
  • software capabilities stored in the ROM are also configured.
  • the communication unit 14 uses data communication of a mobile phone network, and performs wireless communication with a data communication base station of the mobile phone device. That is, communication information (call information) is transmitted and received between the videophone device 10 and the videophone device 10 to be communicated.
  • the wireless layer protocol is executed with the base station.
  • a protocol such as IP (Internet Protocol) or TCP (Transmission Control Protocol) is executed with the control unit 14 by software.
  • the hard disk 15 is a large-capacity general-purpose recording device, and records communication information (call information) such as images and sounds to be communicated.
  • communication information such as images and sounds to be communicated.
  • a plurality (n) of permission information a and encrypted communication information b are recorded in association with each other for each transmitting-side videophone device 10.
  • the permission information is information relating to permission to reproduce communication information (call information).
  • the encryption unit 16 generates a key c stored in the key recording unit 17, and encrypts the communication information to be communicated using the key c. Deceiving or decoding in reverse.
  • the cipher used here is a common key cipher, such as AES (Advanced Encryption Standard).
  • the key recording unit 17 is a storage device protected so that the key c is not read by an unauthorized program, and the signal line for reading the stored contents is not exposed like a bus, The communication signal line is exposed.
  • the key c recorded in the key recording unit 17 can be extracted only when the authentication is successful through communication using a predetermined protocol.
  • the signature management unit 18 verifies the signature and sends it when a message (for example, permission information a or update information) sent from the other party's videophone device 10 has been digitally signed. It is determined that the person has not been tampered with. In order to execute this, the signature management unit 18 receives the public key transmitted from the other party's videophone device 10 and authenticates and stores that the public key is correct. In order to authenticate that the public key is correct, an electronic signature should be given in advance by a common certificate authority, and the signature should be verified with the public key of the certificate authority.
  • FIG. 2 is a block diagram for explaining a communication environment when the videophone device of FIG. 1 performs videophone communication. As shown in FIG.
  • the first mobile terminal device 10a is connected to a network (communication network) 19 using IP (Internet Protocol) using data communication of a mobile phone.
  • the IP network 19 can also be connected to the power Internet established by mobile phone companies.
  • the communication control server 20 connected to the network 19 is used.
  • the communication control server 20 sends a short mail to the second portable terminal device 10b to notify that it is called.
  • the second portable terminal device 10b starts data communication, connects to the network 19, and responds to the communication control server 20.
  • the communication control server 20, the first mobile terminal device 10a, and the second mobile terminal device 10b start videophone communication using SIP (Session Initiation Protocol).
  • FIG. 3 is a flowchart showing an operation procedure for recording videophone communication in the videophone device of FIG.
  • the first mobile terminal device 10a and the second mobile terminal device 10b start videophone communication via the communication control server 20 (step S101).
  • the public key is transmitted to the other videophone device (step S102).
  • the public key is digitally signed by a known certificate authority to eliminate impersonation.
  • An electronic signature is an attachment of data obtained by encrypting the hash data of a document to be transmitted with the sender's private key, and can be decrypted only with the sender's public key. If the received document power matches the created hash data, it can be confirmed that the falsification has been successful and that the owner of the private key corresponding to the public key has signed.
  • Permission Information a is assumed to be set in advance by the owner of the videophone device The intention of the operator of the videophone device is still set! In this case, the factory permission information a is used. Is done.
  • the permission information a sets, for example, whether to permit recording, to disallow or to confirm the communication information d to be transmitted. In addition, certain parties are permitted as exceptions, confirmation is required for those registered in the phone book, and recording is not permitted for those who are not registered in the phone book. , Etc. can be set.
  • the permission information a is digitally signed by the transmitting videophone device. After receiving permission information a from the other party's videophone device, verify the digital signature attached and verify that it has been tampered with.
  • step S 104 it is determined whether or not recording is started. This is a process for determining whether or not a recording start event has occurred when an event occurs while waiting for an event.
  • a recording start event occurs.
  • step S104 determines whether or not the control unit 13 of the first mobile terminal device 10a executes recording (step S105) and then determines whether or not the videophone communication is terminated. If it is determined (step S106) and it is not a recording start event (no), it is subsequently determined whether or not it is the power to end the videophone communication (step S106).
  • step S106 As a result of the determination in step S106, if the event that has occurred is to notify the end of the videophone communication (yes), the process is terminated. On the other hand, if the end of the videophone communication is not notified (no), the process returns to step S104 and waits for the next event to occur.
  • FIG. 4 is a flowchart showing the operation procedure of subroutine S 105 of FIG.
  • the first mobile terminal device 10a when the control unit 13 of the first mobile terminal device 10a starts recording, the first mobile terminal device 10a notifies the second mobile terminal device 10b with which the communication partner is communicating (step). Sl ll). After the notification, the permission information a received at the start is recorded in the area of the second mobile terminal device 10b of the hard disk 15 in association with the encryption key communication information b to be recorded (step S112).
  • the encryption unit 16 generates a key c (Step S 113).
  • Key c generates AES cipher Is a 128-bit key.
  • the encryption unit 16 is installed in the first mobile terminal device 10a, it plays the role of preventing the recorded encryption communication information b from being illegally used by the program power on the first mobile terminal device 10a. Each time, generate a key c using a random number
  • the key c is recorded in the key recording unit 17 (step S114).
  • the key recording unit 17 is a limited memory that cannot be directly accessed from the videophone device and can read a value according to a predetermined protocol. Since the encrypted communication information b is not illegally used from the first portable terminal device 10a, the key c necessary for decrypting the encryption is prevented from being read by an unauthorized program. In other words, in order to read out the key c from the key recording unit 17, the key recording unit 17 must authenticate the program ID (Identification) given in advance, and the altered program or registered in advance! The cunning ⁇ program cannot get the key c.
  • the encrypted communication information b is recorded on the node disk 15 while encrypting the communication information d received by the encryption unit 16 with the key c (step S 115).
  • the encrypted communication information b is recorded in association with the permission information a in the area of the second mobile terminal device 10b.
  • step S116 it is determined whether or not the power to end the videophone communication is satisfied. As a result of the determination, if the videophone communication is terminated (yes), the process is terminated. If the videophone communication is not terminated! (No), the process returns to step S115.
  • FIG. 5 is a flowchart showing an operation procedure in the second portable terminal device that has received the recording start notification transmitted in S111 of FIG.
  • the second mobile terminal device 10b that has received the recording start notification first displays the start of recording and the current permission information a (step S121). That is, the recording is started by the first mobile terminal device 10a which is the communication partner, and the current permission information a is displayed.
  • FIG. 6 is an explanatory diagram (part 1) of the display contents on the display device of the second mobile terminal device
  • FIG. 7 is an explanatory diagram (part 2) of the display content on the display device of the second mobile terminal device.
  • the other party's video Pl, own video P2, sub-screens P3 to P5, and call duration P6 are displayed on the screen during videophone communication (see FIG. 6).
  • the first mobile terminal device with which you are communicating When the recording start notification is received from the device 10a, the current permission setting screen is displayed (see Fig. 7).
  • the current permission setting screen according to the preset permission information a, “ ⁇ started recording.
  • Message P7 is displayed, which also includes writing skills.
  • the second portable terminal device 10b displays the start of recording and the current permission information a (step S121), and then inputs change and approval by key operation by the operator (step S122).
  • the operator presses the center key of the second mobile terminal device 10b and selects “Yes” on the sub-screen P4 (see FIG. 7)
  • the setting change screen for the permission information a is displayed and the operation is performed.
  • the user presses the right soft menu key and selects “No” on the sub-screen P5 (see Fig. 7) it will be displayed and no change will be made assuming that the permission information a has been accepted.
  • FIG. 8 is an explanatory diagram (part 3) of the display contents on the display device of the second portable terminal device.
  • the options that can be changed are underlined, for example, option P9, move the option with the up and down keys, and select the option with the right key. Do.
  • the options that can be changed at present are displayed as a box like option P10, with a triangle pointing to the right.
  • “Allow” and “Disable” can be selected as the video and audio options.
  • “1 time”, “10 times”, and “Unlimited” are selected in the frequency options. Selectable.
  • “Once” specifies that playback is allowed only once, and “10 times” specifies that playback is allowed 10 times and is not allowed thereafter.
  • the confirmation option at the time of playback is to specify confirmation request information, and “every time”, “every 10 times”, “unnecessary”, and “every elapsed time” can be selected. “Every 10 times” specifies that confirmation is to be made when the number of playbacks is 10, 20, etc., and “Elapsed time” specifies that confirmation is performed at a predetermined time, for example, every month. To do.
  • step S123 If the operator's consent is obtained, it is determined whether or not there is a change (step S123, see Fig. 5). If the content approved by the operator has already changed to the content already notified to the first mobile terminal device 10a (yes), update information to be sent to the first mobile terminal device 10a that is the partner is created (step S). 124) If there is no change (no), the process is terminated.
  • the update information reflects the contents approved by the operator, and data in a predetermined format is created.
  • the signature management unit 18 adds an electronic signature to the update information (step S125). Since the updated information must be protected against falsification and impersonation, an electronic signature is added to ensure that the second portable terminal device 10b is surely required.
  • the electronic signature is obtained from the update information data to be transmitted, and is obtained by encrypting it with the private key of the second portable terminal device 10b.
  • the recording means is composed of a control unit 13, a hard disk 15, an encryption unit 16, and a key recording unit 17 in the videophone apparatus in the present embodiment.
  • FIG. 9 is a flowchart showing the operation procedure of the first portable terminal device when the update information is received. This operation procedure is called in response to the occurrence of an event that the other party's videophone device update information has been received.
  • the signature management unit 18 determines whether or not the electronic signature of the update information received is correct (step S 131). That is, the hash data of the received document is obtained, the electronic signature is compared with the one decrypted with the public key of the second portable terminal device 10b, and if it matches, the second portable terminal device is surely not falsified and surely It can be confirmed that it was created by 10b.
  • the first mobile terminal device 10a updates the permission information a according to the update information (step S132). .
  • the updated permission information is recorded in association with the encrypted communication information b in the area of the second portable terminal device 10b of the hard disk 15.
  • FIG. 10 is a flowchart showing an operation procedure for reading and reproducing the communication information recorded by the first mobile terminal device. As shown in FIG. 10, first, permission information a recorded in association with encrypted communication information b to be reproduced is read from the hard disk 15 (step S141).
  • step S 142 This is a process of the confirmation request information subroutine stored in the permission information a, and details will be described later.
  • the permission information a is checked to determine whether or not the reproduction is permitted and whether or not the power is sufficient (step S143).
  • the key c corresponding to the encrypted communication information b to be reproduced is obtained from the key recording unit 17 (step S 144).
  • the key recording unit 17 determines by authentication that the program that executes the reading is not illegal. If the program is registered in advance, the key c can be acquired. On the other hand, if playback is not permitted (no), the process ends.
  • the encrypted communication information b to be reproduced is read from the hard disk 15 (step S145), and based on the read encrypted communication information b. Then, the encryption unit 16 decrypts the encryption, extracts plaintext communication information d, and supplies it to the codec unit 12 (step S146). The cipher uses the corresponding key c.
  • the data included in the decoder communication information a of the codec unit 12 is decoded and supplied to the AV input / output unit 11 (step S147).
  • the AV input / output unit 11 performs AZD conversion on the supplied digital data and supplies it to the playback device as an analog signal.
  • the AV input / output unit 11 to which the decrypted data is supplied reproduces the screen and the sound wave by the playback device connected to the AV input / output unit 11, that is, the display and the speaker (step S148), and ends the process. .
  • FIG. 11 is a flowchart showing an operation procedure of subroutine S 142 in FIG.
  • the permission information a includes confirmation request information (step S151). Whether or not to include the confirmation request information is determined by the second portable terminal device 10b or the operator who was the other party. As a result of the determination, if there is confirmation request information (yes), it is determined whether or not the confirmation request condition is satisfied (step S152). If not (no), the process ends and returns.
  • “every time”, “every 10 times”, “unnecessary”, “every elapsed time”, etc. can be specified as the confirmation request condition. If the requirement is satisfied and “unnecessary”, the confirmation requirement is not always satisfied.
  • step S152 If the confirmation request condition is satisfied (yes) as a result of determining whether or not the confirmation request condition is satisfied (step S152), the confirmation information to be transmitted to the second mobile terminal device 10b is created according to a predetermined format. (Step S153) If the confirmation requirement is not satisfied (no), the process is terminated and the process returns.
  • step S154 the confirmation information created by the communication unit 14 is transmitted to the second mobile terminal device 10b (step S154), and update information from the second mobile terminal device 10b is awaited (step S155).
  • update information is received, an event is generated, which triggers execution of update processing of permission information a, which is the next subroutine.
  • the permission information a is updated according to the received update information (step S156). This process is performed in the same procedure as the operation procedure of the first mobile terminal device when the update information is received (see FIG. 9).
  • FIG. 12 is a block diagram showing the configuration of the videophone apparatus according to the second embodiment of the present invention.
  • the videophone device 30 includes an AV input / output unit 11, a codec unit 12, a control unit 13, a communication unit 14, and a signature management unit 18.
  • the signature management unit 18 stores a secret key and is in charge of processing for giving an electronic signature to transmission data. It also verifies the received electronic signature by storing the public key.
  • the videophone device 30 of the present embodiment is a mobile terminal device having a television phone function.
  • the videophone device 30 according to the second embodiment has a configuration in which the recording means is removed from the videophone device 10 according to the first embodiment (see FIG. 1).
  • the recording server 31 is provided.
  • the recording server (communication control device) 31 includes a CPU 32, a ROM 33, a RAM 34, a communication unit (reception unit, transmission unit) 35, a signature management unit 36, and a node, which are included in an arithmetic processing unit such as a computer device that is normally used.
  • a hard disk (recording means) 37 is provided. In the hard disk 37, permission information a and communication information d are recorded in association with each videophone device 30. It is recorded.
  • the signature management unit 36 of the recording server 31 stores the public key, verifies the public key or the electronic signature when it is received, and stores at least the public key of the common certificate authority. .
  • This signature management unit 36 proves that it is the correct recording server, and stores its public key signed by the certificate authority for encrypted communication with each videophone device 30.
  • the public key is transmitted to each videophone device 30. That is, since the recording server 31 is a separate device from any videophone device 30, the communication information d need not be encrypted and recorded.
  • the same components as those of the videophone device 10 according to the first embodiment are denoted by the same reference numerals, and the description thereof is omitted.
  • the description of the same operation as that of the videophone device 10 according to is omitted.
  • FIG. 13 is a block diagram illustrating a communication environment when the videophone device of FIG. 12 performs videophone communication.
  • the communication environment in the second embodiment is substantially the same as the communication environment in the first embodiment, but the recording server 31 is connected to the network 19 and connected to each portable terminal device 30.
  • the communication control server 20 is different in that the communication information is transmitted to the recording server 31.
  • the first mobile terminal device 30a and the second mobile terminal device 30b pass through the communication control server 20 which does not directly transmit / receive the communication information d. Then send 'receive.
  • FIG. 14 is a flowchart showing an operation procedure for recording videophone communication in the first videophone apparatus of FIG. As shown in FIG. 14, first, the first mobile terminal device 30a and the second mobile terminal device 30b start videophone communication via the communication control server 20 (step S201).
  • the first mobile terminal device 30a and the second mobile terminal device 30b transmit the public key to the communication control server 20 (step S202).
  • the recording means is in the recording server 31 in the present embodiment, and the recording server 31 needs to verify the electronic signature. Since the IP address of the videophone device may change for each recording, each videophone device cannot assume the IP address of the recording server 31. Therefore, it is registered in the communication control server 20 and notified from the communication control server 20 to the recording server 31 at the start of recording.
  • step S203 After transmitting the public key, permission information a preset in each videophone device is transmitted to the communication control server 20 (step S203). This process is executed only once after communication is started. This permission information a should also be sent to the recording server 31, but is registered in the communication control server 20, and notified from the communication control server 20 to the recording server 31 at the start of recording.
  • step S204 it is determined whether or not recording is started. This is a process for determining whether or not a recording start event has occurred when an event occurs while waiting for an event.
  • a recording start event occurs.
  • step S204 If the result of determination in step S204 is a recording start event (yes), videophone communication is terminated after the control unit 13 of the first mobile terminal device 30a executes recording (step S205). If it is not a recording start event (no), it is subsequently determined whether or not to terminate the videophone communication (step S206).
  • step S206 if the event that has occurred is a notification of the end of the videophone communication (yes), the process ends. On the other hand, if it is not a notification of the end of the videophone communication (no), the process returns to step S204 and waits for the next event to occur.
  • FIG. 15 is a flowchart showing an operation procedure of subroutine S205 of FIG.
  • This subroutine S205 is a process executed by the control unit 13 of the first portable terminal device 30a, which is executed when a recording start event occurs.
  • the first mobile terminal device 30a when the control unit 13 or the like of the first mobile terminal device 30a starts recording, the first mobile terminal device 30a notifies the communication control server 20 of the start of recording (step S211). After notifying the start of recording, the communication control server 20 notifies the recording server 31 of the start of recording. Further, permission information a preset for each videophone device notified by each videophone device is sent to the recording server 31. Send (step S212).
  • the recording server 31 relates the received permission information a to the communication information d to be recorded.
  • the data are linked and recorded in the area of each videophone device on the hard disk 37 (step S213).
  • the communication control server 20 notifies each videophone device of the start of recording (step S214). This notification includes the IP address of the recording server 31, which allows each videophone device to communicate with the recording server 31.
  • the communication control server 20 transmits the communication information d to the recording server 31 (step S215), and the recording server 31 receiving the communication information d receives the received communication information.
  • d is recorded in the area of each videophone device on the hard disk 37 (step S216).
  • the recorded communication information d is associated with permission information a notified by each videophone device.
  • step S217 it is determined whether or not the power to end the videophone communication is determined. As a result of the determination, if the videophone communication is terminated (yes), the process is terminated. If the videophone communication is not terminated (no), the process returns to step S215.
  • FIG. 16 is a flowchart showing an operation procedure when the second mobile terminal device 30b receives a recording start notification.
  • the operation procedure here corresponds to the operation procedure (see FIG. 5) in the second mobile terminal device 30b that has been notified of the recording start shown in the first embodiment, and the processing content is step S226. Only the difference.
  • Each videophone device is notified of the start of recording (see step S214 in FIG. 15), and the second mobile terminal device 30b that has received the notification of recording start, as shown in FIG.
  • the permission information a is displayed (step S221).
  • the second portable terminal device 30b inputs a change and consent by a key operation by the operator (step S222), and when the operator's consent is obtained, determines whether or not there is a change. (Step S223).
  • the content accepted by the operator has changed from the content already notified (yes
  • Update information to be sent to the recording server 31 is created (step S224). If there is no change (no), the process is terminated.
  • the signature management unit 18 adds an electronic signature to the update information (step
  • the signed update information is transmitted to the recording server 31 (step S226).
  • the recording server 31 When the recording server 31 receives this update information, the recording server 31 operates in the first portable terminal device 10a when receiving the update information shown in the first embodiment (see FIG. 9).
  • the signed update information is recorded in the recording server 31 by performing the same procedure as in FIG. That is, in the videophone communication system according to the second embodiment, the signed update information is recorded by the recording server 31 (see FIGS. 12 and 13) provided separately from each videophone device. Done. It is possible to make a videophone call between three or more videophone devices 30. In this case, there may be a plurality of second mobile terminal devices 30b.
  • FIG. 17 is a flowchart showing an operation procedure for reading and reproducing the communication information recorded by the first mobile terminal device 30a.
  • the operation procedure here corresponds to the operation procedure (see FIG. 10) for reading and reproducing the communication information recorded by the first mobile terminal device 30a shown in the first embodiment.
  • the recording means is provided in the recording server 31 in the second embodiment in the force provided in the first portable terminal device 10a. For this reason, some processes are executed by the recording server 31.
  • step S241 the permission information a recorded in association with the encrypted communication information b to be reproduced by the recording server 31 is read from the hard disk 37 (step S241). .
  • step S242 the confirmation request information is processed (step S242). This is a process of the confirmation request information subroutine stored in the permission information a.
  • the permission information a is checked to determine whether or not the power is permitted for reproduction (step S243). As a result of the determination, if playback is permitted (yes), the recording server 31 reads out the communication information d (step S244). This communication information d is recorded on the hard disk 37 of the recording server 31 without being encrypted. On the other hand, if reproduction is not permitted (no), the process is terminated.
  • the communication information d is transmitted from the recording server 31 to the first mobile terminal device 3 Oa (step S245).
  • the codec unit 12 decodes the data included in the communication information a and supplies it to the AV input / output unit 11 (step S246).
  • the AV input / output unit 11 performs AZD conversion on the supplied digital data, and supplies it to the playback device as an analog signal.
  • the AV input / output unit 11 to which the decrypted data is supplied is a playback device connected to the AV input / output unit 11, that is, a screen and a speaker. Then, the sound wave is reproduced (step S247), and the process is terminated.
  • FIG. 18 is a flowchart showing an operation procedure of subroutine S242 of FIG.
  • the recording server 31 first determines whether or not the permission information a includes confirmation request information (step S251). As a result of the determination, if there is confirmation request information (yes), it is determined whether or not the confirmation request condition is satisfied and the power is sufficient (step S252). Return.
  • step S252 If the confirmation request condition is satisfied (yes) as a result of the determination as to whether or not the confirmation request condition is satisfied (step S252), confirmation information to be transmitted to the second mobile terminal device 30b is created according to a predetermined format. (Step S253), if the confirmation requirement is satisfied! / ⁇ (no), the process is terminated and the process returns.
  • the recording server 31 transmits the confirmation information created by the communication unit 14 to the second mobile terminal device 30b (step S254), and waits for update information from the second mobile terminal device 30b (step S255). ).
  • update information is received, an event is generated, and this triggers the execution of the update processing of permission information a, which is the next subroutine.
  • the permission information a is updated according to the received update information (step S256). This process is performed in the same procedure as the operation procedure of the first portable terminal device when the update information is received (see FIG. 9).
  • the communication terminal device comprises: a receiving means for receiving information on permission to reproduce the recorded call content after recording the call; When recording contents, the recording means for recording the call contents in association with the information regarding the permission to reproduce the call contents, and when reproducing the call contents recorded by the recording means, Replaying means for replaying the content of the call based on information relating to replay permission of the call content recorded in association with each other.
  • the reproduction unit is configured to reproduce the call content.
  • the communication content of the call is reproduced only when the communication terminal device that is the call target confirms whether the reproduction is possible and the reproduction permission is obtained from the communication terminal device that is the call target.
  • the videophone device includes a videophone communication function, and performs videophone communication with the communication terminal device that is the call target having the videophone communication function.
  • the communication control device includes: a receiving unit that receives information on permission to reproduce the recorded call content after recording the call from the communication terminal device during the call; and the communication during the call Terminal device power Recording that records the call content in association with information related to permission to reproduce the call content received by the receiving means from the communication terminal device during the call when receiving an instruction to record the call content And when the call content recorded by the recording means is played back, the call content is instructed to be played back based on the information regarding the permission to play back the call content recorded in association with the call content to be played back. Transmitting means for transmitting to the communication terminal device.
  • the transmission means When reproducing, the communication terminal device that has transmitted the information confirms whether or not reproduction is possible, and transmits the contents of the call only when the communication terminal device obtains permission for reproduction.
  • the recording server is connected to a communication network together with the plurality of communication terminal devices, communicates with each of the communication terminal devices, and records call information.
  • the communication terminal device is a videophone device having a videophone communication function and performing videophone communication between the communication terminal devices.
  • the communication recording / reproducing method a process of receiving information related to permission to reproduce the recorded call content after recording the call from the communication terminal device to be called, and recording the call content
  • the call content and the information related to the permission to reproduce the call content are recorded in association with each other, and when the recorded call content is reproduced, the call is recorded in association with the content of the call to be reproduced.
  • processing for reproducing the content of the call based on information relating to permission to reproduce the content.
  • a process of receiving information related to permission to reproduce the recorded call content after recording the call from the communication terminal apparatus during the call, and the communication terminal apparatus power during the call A process of recording the call content in association with information related to permission to reproduce the call content received by the receiving unit from the communication terminal device during the call when receiving an instruction to record the call content; Processing to transmit the call content to the communication terminal device instructed to reproduce based on the information regarding the permission to reproduce the call content recorded in association with the call content to be reproduced.
  • the communication terminal device may be requested to reproduce the call content.
  • the content of the call is reproduced only when reproduction permission is confirmed and permission for reproduction is obtained from the communication terminal device.
  • the receiving means receives and records information related to the reproduction permission of the recorded call content after recording the communication terminal device power call to be called.
  • the means records the call contents
  • the call contents are recorded in association with the information regarding the permission to reproduce the call contents
  • the reproduction means reproduces the call contents recorded by the recording means, Based on information related to permission to play back the call contents recorded in association with the contents !, the call contents are played back.
  • the receiving unit receives information related to permission to reproduce the recorded communication content after recording the call from the communication terminal device in communication
  • the recording unit receives the communication terminal in communication Device power
  • the call content and the communication terminal device power during the call are recorded in association with information related to permission to reproduce the call content received by the receiving means.
  • the call content recorded by the above is reproduced, the call content is transmitted to the communication terminal device that has instructed the reproduction based on the information regarding the permission to reproduce the call content recorded in association with the call content to be reproduced.
  • the communication recording / playback method when receiving information from the communication target communication terminal device regarding permission to play back the recorded call content after recording the call and recording the call content, Is recorded in association with the call content playback permission information, and when the recorded call content is played back, the call content is recorded based on the information related to the call content playback permission. Play.
  • permission or disapproval of playback of recorded communication information can be set after the fact. You can check each time you play.

Abstract

La présente invention concerne une partie de réception qui reçoit, de la part d'un appareil terminal de communication avec lequel une communication téléphonique sera établie, de l'information concernant une permission de reproduire le contenu d'une conversation téléphonique enregistrée. Elle concerne également une partie d'enregistrement qui enregistre le contenu de la conversation téléphonique en association avec l'information relative à la permission de reproduire ces contenus téléphoniques ; et une partie de reproduction qui reproduit les contenus de la conversation téléphonique enregistrés par la partie d'enregistrement en fonction de l'information relative à la permission de reproduire ces contenus de conversation téléphonique et enregistrée en association avec les contenus de conversation téléphonique. Lorsque l'information concernant la permission de reproduction comprend des informations demandant à l'appareil terminal de communication précédent de confirmer la reproduction, le contenu de la conversation téléphonique n'est reproduit que si l'appareil terminal de communication précédent confirme et autorise la reproduction.
PCT/JP2007/056963 2006-03-30 2007-03-29 Appareil terminal de communication, appareil de commande de communication et procede de reproduction/enregistrement de conversation telehonique WO2007114297A1 (fr)

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JP2006093316A JP2007267337A (ja) 2006-03-30 2006-03-30 通信端末装置及び通信制御装置並びに通話記録再生方法
JP2006-093316 2006-03-30

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JP7042677B2 (ja) * 2018-04-04 2022-03-28 任天堂株式会社 情報処理装置、制御方法、情報処理システム、および、制御プログラム

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