JP2002335502A - Video-voice information communication system, television conference terminal, portable terminal, television conference communication information transfer method and storage medium - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a video-voice information communication system, a television conference terminal, a portable terminal, a television conference information transfer method and a storage medium wherein, when a user is absent from a set place of a television conference terminal, a call is received by using a portable terminal and communication is enabled on the received call not by an answering machine but in voice, by a method wherein a call received with a television conference terminal during absence is made possible to be received with a portable terminal. SOLUTION: The television conference terminal device 210 transfers a voice to the portable terminal device 211 when a video call is received, transfers the voice to the portable terminal 211 when the voice call is received, and transfers an electronic mail text to the portable terminal 211 when the electronic mail is received. The portable terminal 211 receives the voice or the electronic mail transferred from the television conference terminal 210, and displays the received electronic mail.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a video / audio information communication system, a video conference terminal, a mobile terminal, a video conference communication information transfer method, and a storage medium. call,
The present invention relates to a video / audio information communication system, a video conference terminal device, a mobile terminal device, a video conference communication information transfer method, and a storage medium suitable for transferring a voice call and an e-mail.

[0002]

2. Description of the Related Art Conventionally, there has been a video conference system which enables a conference between remote locations by transmitting and receiving video and audio between terminals installed at places separated by a distance. As for the video conference system, various types of products have been marketed to date. As a type of the video conference system, there are a DVC (desktop video conference system) type based on a personal computer and an STB (set top box) type that can operate stand-alone using a TV monitor as a display means. The line used is also ISDN (Integrated Services Digital Network)
Various types of lines are currently used, such as k) and LAN (Local Area Network).

In the above-described video conference system, an operation related to a call received while a user is away will be described with reference to an example of CanoMedia released in October 1997 by the present applicant (Canon Inc.). CanoMedia
Is a DVC type video conference system based on a personal computer.

[0004] The answering machine function of CanoMedia is compatible with a standard video conference system, and automatically responds to an incoming call when an answering machine is set. When setting the answering machine, the user records a response message in advance and turns on the answering machine. The answering machine can be set such that the number of calls until the answering machine answers the call, whether or not to record the message of the other party, and the recording time can be set. After that, CanoMe
Leave the dia application running and the answering machine will respond when you receive a call while the answering machine is on. Messages recorded while you are away are recorded on the hard disk and can be played back and deleted.

In the DVC type video conference system, when an application is not activated or a personal computer is not turned on, for example,
You cannot use the answering machine function. Further, when the answering machine function is activated and recording is started while another operation is being performed on the personal computer, the processing amount of the personal computer generally increases.

[0006] On the other hand, in the video conference system of the STB type, unlike the above-mentioned video conference system of the DVC type, it is difficult to know whether or not there is a video recording during the absence, and it is necessary to confirm whether or not the video is recorded every time the user is away. .

The transfer function is described in H.264. As a terminating supplementary service for H.323, ITU-T (International Telecommunication Union Telecommunication Standardization Sector) has adopted H.323. 450. x is recommended. This is to transfer the call to another video conferencing system when not present. Therefore, the transfer destination must always be a fixed place where the video conference system is installed.

[0008]

However, the above-mentioned prior art has the following problems. That is, in the related art, when a call is made to the video conference system during an absence, the answering machine is answered or transferred to another installed video conference system. Therefore, in an answering machine type video conference system,
If you had a call that you wanted to receive right away, you couldn't leave the video conferencing system or check every time to see if there was a message. In addition, in the case of transferring to another installed video conference system, the transfer destination is fixed, and there is a demand for improvement in usability when an individual uses the video conference system.

SUMMARY OF THE INVENTION The present invention has been made in view of the above points, and enables a mobile terminal to receive a call received by the video conference terminal while being away from home. A video / audio information communication system and a videoconference terminal device that can receive a call using a mobile terminal device even when the user is away from the terminal and perform voice communication instead of answering machine for the received call. It is a first object to provide a mobile terminal device, a video conference communication information transfer method, and a storage medium.

Further, the present invention has been made in view of the above points, and even when a call is received by a video conference terminal device while the user is out of the office, transfer setting to another video conference terminal device and the like are performed as in the related art. A video and audio information communication system, a video conference terminal device, a mobile terminal device, and a video conference communication information that do not need to be performed and can be received by the user's own mobile terminal device and can easily use the video conference terminal device on an individual basis. A second object is to provide a transfer method and a storage medium.

Further, the present invention has been made in view of the above-mentioned points, and a video call received by a video conference terminal device is decoded only by audio first, and video can be added later. A video / audio information communication system, a video conference terminal device, a mobile terminal device, a video conference communication information transfer method, and a storage that enable a video conference without the need to recall even a call received by the mobile terminal device The third purpose is to provide a medium.

[0012]

In order to achieve the above object, the invention according to claim 1 is a video telephone function for two-way communication of video and audio with a video conference partner and information for transmitting and receiving information. A video / audio information communication system comprising: a video conference terminal device having a transmission function; and a mobile terminal device having a communication function of communicating with the video conference terminal device and a function of displaying information. The terminal device transfers the voice of the video call to the portable terminal device when receiving a video call from the video conference partner, and converts the voice of the voice call when receiving a voice call from the video conference partner. A first part for transferring a predetermined portion of the e-mail to the portable terminal device when transferring to the portable terminal device and receiving an e-mail from the teleconference partner side; The portable terminal device has a second control unit that receives the voice or the electronic mail transferred from the video conference terminal device and displays the received electronic mail. I do.

[0013] In order to achieve the above object, the invention according to claim 2 is characterized in that the first control means of the video conference terminal device receives the video call from the video conference partner and the mobile terminal. When the device responds to the call from the video conference terminal device, decodes the voice of the video call and transfers it to the mobile terminal device, and receives the voice call from the video conference partner and the mobile terminal. If the device responds to the call from the video conference terminal device, decodes the voice of the voice call and transfers it to the portable terminal device, and if the device receives the email from the video conference partner, The main body is transferred to the portable terminal device, and the second control means of the portable terminal device receives the audio from the video conference terminal device. In this case, a reply voice to the video conference terminal is transferred to the video conference terminal, and when the e-mail is received from the video conference terminal, the received e-mail is displayed and the video conference is transmitted to the video conference terminal. When sending a mail, the sending electronic mail is transferred to the video conference terminal device.

In order to achieve the above object, the invention according to claim 3 is characterized in that the first control means of the video conference terminal device transmits the outgoing e-mail to the video conference partner from the portable terminal device. In this case, predetermined information including an address is added to the sending electronic mail, and the mail is sent to a mail server.

In order to achieve the above object, the invention according to claim 4 is characterized in that the video conference terminal device has a detecting means for detecting attachment / detachment of the portable terminal device, and the first video conference terminal device has The control unit, when detecting the removal of the mobile terminal device by the detection unit, the voice or the e-mail is transmitted to the mobile terminal when the video call or the voice call or the e-mail is received from the video conference partner. It is characterized in that the mode is automatically shifted to the transfer mode for transferring to the device.

In order to achieve the above object, the invention according to claim 5 is characterized in that the portable terminal device communicates with the video conference terminal device by infrared rays.

In order to achieve the above object, the invention according to claim 6 is characterized in that the portable terminal device communicates with the video conference terminal device via an internal PHS line by extension.

In order to achieve the above object, the invention according to claim 7 is characterized in that the portable terminal device communicates with the video conference terminal device via a public line.

To achieve the above object, the invention according to claim 8, wherein the first control means of the video conference terminal device first receives the video call from the video conference partner side when the video call is received. Decoding the audio of the call, starting the communication of the audio with the portable terminal device, then decoding the video of the video call based on the external operation, and controlling the additional communication of the video later. It is characterized by.

In order to achieve the above object, the invention according to the ninth aspect is configured to be communicable with a portable terminal device having a communication function and a display function, so that video and audio can be bidirectionally exchanged with a teleconference partner. A videoconferencing terminal device having a videophone function for communicating and an information transmission function for transmitting and receiving information, and when receiving a video call from the other side of the videoconference, transfers audio of the video call to the portable terminal device, When a voice call is received from the video conference partner, the voice of the voice call is transferred to the portable terminal device, and when an e-mail is received from the video conference partner, a predetermined portion of the e-mail is transferred to the mobile terminal. It is characterized by having control means for transferring to the device.

[0021] In order to achieve the above object, the invention according to claim 10 is characterized in that the control means is adapted to receive the video call from the teleconference partner side and allow the portable terminal device to receive the video call from the teleconference terminal side. When the call is answered, the audio of the video call is decoded and transferred to the mobile terminal, and when the audio call is received from the video conference partner, and the mobile terminal is When the call is answered, the voice of the voice call is decoded and transferred to the mobile terminal device. When the e-mail is received from the video conference partner, the text of the e-mail is transferred to the mobile terminal device. It is characterized by the following.

In order to achieve the above object, the invention according to claim 11, wherein the control means, when a transmission electronic mail to the video conference partner side is transferred from the portable terminal device, assigns an address to the transmission electronic mail. And transmitting the mail to the mail server.

According to a twelfth aspect of the present invention, there is provided a detecting means for detecting attachment / detachment of the portable terminal device, wherein the control means detects removal of the portable terminal device by the detecting means. In this case, when receiving the video call or the voice call or the e-mail from the video conference partner side, automatically shift to a transfer mode for transferring the voice or the e-mail to the portable terminal device. I do.

In order to achieve the above object, the invention according to claim 13 is characterized in that communication with the portable terminal device is performed by infrared rays.

[0025] In order to achieve the above object, the invention according to claim 14 is characterized in that the portable terminal device communicates with an internal line via a private PHS line.

[0026] In order to achieve the above object, the invention according to claim 15 is characterized in that communication with the portable terminal device is performed through a public line.

In order to achieve the above object, the invention according to claim 16 is characterized in that the control means, when receiving the video call from the video conference partner, first decodes the audio of the video call, After starting voice communication with the portable terminal device, the video of the video call is decoded based on an external operation, and control is performed so that additional video communication is performed later.

[0028] In order to achieve the above object, the invention according to claim 17 is a television having a video telephone function for bidirectionally communicating video and audio with a video conference partner and an information transmission function for transmitting and receiving information. A portable terminal device having a communication function of performing communication with a conference terminal device and a function of displaying information, wherein the video is transferred when a video call is received from the video conference partner at the video conference terminal device. The voice of a call, or the voice of the voice call transferred when a voice call is received from the video conference terminal at the video conference terminal, or an e-mail is received from the video conference partner at the video conference terminal. Control means for performing control for receiving a predetermined portion of the e-mail to be transferred in the case where the e-mail is transmitted, and control for displaying the received e-mail. And wherein the Rukoto.

In order to achieve the above object, the invention according to claim 18, wherein the control means, when receiving the voice from the video conference terminal device, transmits a reply voice to the video conference partner side to the video conference terminal device. When the e-mail is received from the video conference terminal device, the received e-mail is displayed, and when the e-mail is sent to the video conference partner, the transmitted e-mail is sent to the video conference terminal device. It is characterized by transferring.

[0030] In order to achieve the above object, the invention according to claim 19 is characterized in that communication with the video conference terminal device is performed by infrared rays.

[0031] In order to achieve the above object, the invention according to claim 20 is characterized in that communication with the video conference terminal device is performed by extension via a private PHS line.

[0032] In order to achieve the above object, the invention according to claim 21 is characterized in that communication with the video conference terminal device is performed through a public line.

[0033] In order to achieve the above object, the invention according to claim 22 is a video conference having a video telephone function for bidirectionally communicating video and audio with a video conference partner and an information transmission function for transmitting and receiving information. A video conference communication information transfer method between a terminal device and a mobile terminal device having a communication function of performing communication between the video conference terminal device and a display function of information, wherein the video conference terminal device includes:
When a video call is received from the video conference partner, the voice of the video call is transferred to the portable terminal device.When a voice call is received from the video conference partner, the voice of the voice call is transferred to the mobile terminal device. When the e-mail is received from the teleconference partner side, a predetermined portion of the e-mail is transmitted to the mobile terminal device, and the mobile terminal device transmits the voice or the voice transferred from the video conference terminal device. Receiving the e-mail and displaying the received e-mail;

In order to achieve the above object, the invention according to claim 23 is characterized in that the video conference terminal device receives the video call from the video conference partner and the portable terminal device is connected to the video conference terminal device. When the call is answered, the video call audio is decoded and transferred to the mobile terminal device, and when the voice call is received from the video conference partner, and the mobile terminal device is the video conference terminal device When the telephone call is answered, the voice of the voice call is decoded and transferred to the portable terminal device. When the electronic mail is received from the other party of the video conference, the text of the electronic mail is transmitted to the portable terminal device. Transfer, when the portable terminal device receives the audio from the video conference terminal device, When the answer voice is transferred to the video conference terminal device, and the electronic mail is received from the video conference terminal device, the received electronic mail is displayed, and when the electronic mail is sent to the video conference partner, the sending electronic mail is sent. Mail is transferred to the video conference terminal device.

In order to achieve the above object, the invention according to claim 24 is characterized in that the video conference terminal device transmits the transmission electronic mail when the transmission electronic mail to the video conference partner is transferred from the portable terminal device. And sending the mail to a mail server after adding predetermined information including an address to the mail server.

[0036] In order to achieve the above object, the invention according to claim 25 is characterized in that the video conference terminal device detects the removal of the portable terminal device, the video call or the voice call from the video conference partner. Alternatively, when the electronic mail is received, the mode is automatically shifted to a transfer mode for transferring the voice or the electronic mail to the portable terminal device.

In order to achieve the above object, the invention according to claim 26 is characterized in that communication is performed between the video conference terminal device and the portable terminal device by infrared rays.

[0038] In order to achieve the above object, the invention according to claim 27 is characterized in that communication between the video conference terminal device and the portable terminal device is performed by extension via a private PHS line.

In order to achieve the above object, the invention according to claim 28 is characterized in that communication between the video conference terminal device and the portable terminal device is performed by a public line.

In order to achieve the above object, the invention according to claim 29, wherein the video conference terminal device first decodes the audio of the video call when receiving the video call from the video conference partner. After the start of voice communication with the portable terminal device, the video of the video call is decoded based on an external operation, and the additional video communication is performed later.

In order to achieve the above object, the invention according to claim 30 is a video conference having a video telephone function for bidirectionally communicating video and audio with a video conference partner and an information transmission function for transmitting and receiving information. A computer that stores a program that executes a video conference communication information transfer method between a terminal device and a mobile terminal device that has a communication function of communicating with the video conference terminal device and a display function of information can be read by a computer. A storage medium, wherein the video conference communication information transfer method, when receiving a video call from the video conference partner in the video conference terminal device, transferring the voice of the video call to the portable terminal device, When the video conference terminal device receives a voice call from the video conference partner, the voice of the voice call is And forwarding to the strip terminal,
A step of transferring a predetermined portion of the e-mail to the mobile terminal when the e-mail is received from the teleconference partner side at the video conference terminal; and Receiving the voice or the e-mail; and displaying the received e-mail on the portable terminal device.

According to a thirty-first aspect of the present invention, there is provided the video conference communication information transfer method, wherein the video conference terminal device receives the video call from the video conference partner, and When the terminal device responds to the call from the video conference terminal device, decoding the voice of the video call and transferring it to the portable terminal device; and And when the mobile terminal device responds to the call from the video conference terminal device, decoding the voice of the voice call and transferring the voice call to the mobile terminal device; and When the e-mail is received from the other party of the video conference, the body of the e-mail is transferred to the portable terminal device. Transferring the voice response from the video conference terminal device to the video conference terminal device to the video conference terminal device when the mobile terminal device receives the voice from the video conference terminal device. A step of displaying the received e-mail when receiving the e-mail from the terminal device; and, when sending an e-mail from the portable terminal device to the teleconference partner side, transmitting the e-mail to the teleconference terminal device. Transfer step.

To achieve the above object, the invention according to claim 32, in the video conference communication information transfer method, wherein the sending electronic mail to the video conference partner is transferred from the portable terminal device to the video conference terminal device. In this case, the method further comprises a step of adding predetermined information including an address to the sending e-mail and transmitting the information to a mail server.

In order to achieve the above object, the invention according to claim 33 is characterized in that the video conference communication information transfer method comprises the steps of: Automatically transitioning to a transfer mode for transferring the voice or the e-mail from the video conference terminal to the mobile terminal when the video call or the voice call or the e-mail is received. I do.

In order to achieve the above object, the invention according to claim 34 is characterized in that the video conference communication information transfer method comprises: when the video conference terminal device receives the video call from the video conference partner, Perform audio decoding of the video call, after starting the communication of audio between the video conference terminal device and the portable terminal device, perform video decoding of the video call based on an external operation,
The method further comprises a step of performing additional video communication later.

[0046]

Embodiments of the present invention will be described below in detail with reference to the drawings.

<Configuration of Video Conference Terminal Device and Portable Terminal Device> FIG. 1 shows a configuration of a codec device provided in a video conference terminal device (video conference system) constituting a video / audio information communication system according to an embodiment of the present invention. FIG. The codec device of the video conference terminal device according to the embodiment of the present invention includes a video decoder 101, a video encoder 102, a video codec 103, an audio codec 104, a system controller 105, and a USB.
Interface circuit 106, flash ROM 107,
SDRAM 108, LAN interface circuit 109,
ISDN interface circuit 110, audio AD / DA converter 112, audio input selector 113, wireless communication interface circuit 114, control latch circuit 115, power supply circuit 116, USB connector 117, LAN connector 11
8, ISDN connector 119, ISDN termination switch 1
20, a power supply terminal 121, and an IR light receiving unit 122.

The above configuration will be described in detail.
01 converts an input video signal from an input source into a digital video signal and outputs the digital video signal to the video codec 103. The video encoder 102 is the video codec 10
3 is converted into an analog video signal. The video codec 103 converts the resolution of a digital video signal and compresses the amount of image data. Audio codec 10
Reference numeral 4 performs audio encoding and decoding, and enables communication with a communication partner by audio. System controller 1
05 (first control means, control means) controls the entire apparatus, performs various controls described later, and executes a flowchart shown in FIG. 3 based on a program.
The system controller 105 is connected to, for example, wiring from two RS-232C terminals provided in the codec device housing.

The USB (Universal Serial Bus) interface circuit 106 is connected to an external information processing device such as a personal computer via a USB cable, and controls an interface. Flash ROM 107
Has a program code written therein. SDRA
A predetermined program code is read from the flash ROM 107 into M108. The LAN interface circuit 109 converts video and audio packet data into a predetermined transfer format and sends the data to a LAN line, and controls the interface. ISDN (Integrated Ser
vices DigitalNetwork) interface circuit 110
The connection of the ISDN line is performed, and the interface is controlled.

The audio AD / DA converter 112 converts an analog audio signal into a digital audio signal, and converts a digital audio signal into an analog audio signal. The audio input selector 113 selects an audio signal transmitted from the mobile terminal device (see FIG. 2). The wireless communication interface circuit 114 controls an interface when the portable terminal device is used for voice input / output. Control latch circuit 115
Performs control when the audio input selector 113 selects an audio signal transmitted from the portable terminal device to the present device. The power supply circuit 116 supplies a predetermined power to each predetermined block in the present apparatus in connection with the connection of the power terminal 121 to the external power adapter.

The USB connector 117 is connected to the USB interface circuit 108 via a USB cable. The LAN connector 118 is connected to the LAN interface circuit 109 via 10 / 100Base-T. The ISDN connector 119 is connected to the ISDN interface circuit 110 via the ISDN RJ45. The ISDN termination switch 120 is connected to the ISDN interface circuit 110. Power supply terminal 121
Is connected to an external power adapter. IR receiver 122
Receives an infrared signal from an IR (infrared) remote controller (not shown).

FIG. 2 is a block diagram showing a connection form between a video conference terminal device (video conference system) and a portable terminal device which constitute the video and audio information communication system according to the embodiment of the present invention. This figure shows that the video conference terminal device is used in the above-mentioned STB (set-top box), and the communication between the video conference terminal device and the portable terminal device is performed on the premises P.
This shows an external connection form when an HS line is used. A video and audio information communication system according to an embodiment of the present invention includes a codec device 201, a video camera 202,
A video conference terminal device 210 including a television monitor 203, a codec device operation unit 204, a speaker 205, and a microphone 206;
Terminal 207) and a private PHS line system 212.

The above-described configuration is described in detail. The video conference terminal device 210 includes a video telephone function for bidirectionally communicating video and audio with the video conference terminal device, and a video conference terminal device between the video conference terminal device. An information transmission function of transmitting / receiving information such as an e-mail, a voice communication function of performing voice communication with the portable terminal device 211, and a portable terminal device 21
And an e-mail communication function of performing e-mail communication with the E.1. In the video conference terminal device 210,
The codec device 201 has the internal configuration shown in FIG. 1 described above, and includes a video camera 202, a television monitor 203, a codec device operation unit 204, a speaker 20
5. Each is connected to the microphone 206.

The video camera 202 is a video input device that captures an image of a subject and inputs a captured video, and outputs a video signal to the codec device 201. The television monitor 203 is a video output device that displays a video based on a video signal from the codec device 201. The codec device operation unit 204 is a UI (user interface) input unit of the video conference system. The speaker 205 is an audio output device that outputs audio based on an audio signal from the codec device 201. The microphone 206 is an audio input device that sends the input audio to the codec device 201 as an audio signal.

The portable terminal device 211 (PHS (Person
al Handy-phone System) terminal 207) has a voice communication function of performing voice communication with the video conference terminal device 210, and an e-mail communication function of performing email communication with the video conference terminal device 210. And a display function of displaying a text such as an e-mail. These functions are executed by a control unit (second control unit, control unit) built in the portable terminal device 211. The mobile terminal device 211 transmits and receives a signal to and from the video conference terminal device 210 via the local PHS line system 212. Mobile terminal device 2
Voice and e-mail from the terminal 11
It is transmitted to the teleconference partner via the ten codec devices 201. The mobile terminal device 211 is capable of communicating with the video conference terminal device 210 via an extension line using the above-mentioned private PHS line, communication using infrared rays, and communication using a public line.

<Operations of Teleconference Terminal Device and Portable Terminal Device> Next, operations of the videoconference terminal device and the portable terminal device constituting the video and audio information communication system according to the embodiment of the present invention configured as described above. Will be described in detail with reference to FIGS.

First, the power supply terminal 121 of the codec device 201 of the video conference terminal device 210 is connected to an external power supply adapter (not shown), and power is supplied to the power supply circuit 116. It is supplied to each predetermined block in the conference system. When power is supplied to the system controller 105, the system controller 105 enters a boot mode, jumps to a predetermined address, and stores the program code in the flash ROM.
A predetermined program code is supplied from the OM 107 to the SDRAM 1
08 and the program of the system controller 105 is executed. The program resets each predetermined block, and then sets a predetermined initial state.

The video codec 103 and the audio codec 104 are usually operated by a DSP (Division
After resetting, the system controller 105 uses the flash ROM
A code for a video codec is read from a predetermined area 107, the read code is sent to the video codec 103 via a bus interface, and the code is loaded into an SRAM (not shown) of the video codec 103. After loading the code, the system controller 105 sends a predetermined command to the video codec 103 to activate the loaded program. The same operation is performed by the system controller 105 for the audio codec 104. After a series of initialization operations at the time of startup, the video conference system shifts to a normal operation state.

After entering the normal operation state, the video conference system performs the following operations. Regarding video input,
The analog video output image of the video camera 202 is supplied to the video decoder 101. Usually, the video decoder 101 has a multi-input type design, and a plurality of types of video cameras can be selected. The selection of the video camera is performed, for example, by the system controller 105 sending a predetermined control signal to the video decoder 101 based on selection information from an operation switch of the operation unit 204. Here, the video camera 202 may have a configuration built in the video conference system or a configuration connected to the outside of the video conference system. Instead of using a video camera, a video source such as a VTR can be used as a video input source.

The video decoder 101 digitizes an input video signal from the selected input source and converts it into a digital video signal of, for example, a luminance signal (Y) of 8 bits and a UV color difference signal of 8 bits.
Send to The video codec 103 converts the digital video signal into an NTSC (National Television System Committe) called CIF (Common Intermediate Format).
e) Conversion to a resolution independent of the PAL (Phase Alteration by Line) method. Video codec 10
After a predetermined process, for example, H.3 recommended by ITU-T (International Telecommunication Union) is used. The image data amount is compressed based on a moving image compression algorithm conforming to the H.261 standard (international standard for moving picture coding).

On the other hand, with regard to the voice input, the voice input selector 113 selects, for example, a microphone 206, an external line input, a headset, and a voice signal sent from the portable terminal device 211. The selected audio input signal is input to the audio AD / DA converter 112.
In order to use the portable terminal device 211 (the private PHS terminal 207) for voice input / output, the wireless communication I / F 114 is used. For example, voice communication is performed via the private PHS line system 212. The control of the audio signal selection is achieved by the system controller 105 sending a command to the control latch circuit 115 based on a user operation. The audio signal converted into a digital signal by the audio AD / DA converter 112 is transmitted to the audio codec 10.
In G.4, for example, G.4 recommended by ITU-T. 711
Audio data is compressed based on the standard.

<Video conference via ISDN> Here, I
When conducting a video conference via SDN, the H.264 standard of ITU-T is used. The H.320 standard (an international standard for audiovisual communication equipment for ISDN) is used. in this case,
The multiplexing of audio data and video data is described in H.264. H.221 (international standard for multimedia multiplexing) is a bit-based frame system.
Are often multiplexed.

Therefore, in the case of ISDN, the compressed audio data from the audio codec 104 is sent to the video codec 103 via a serial bus. In the video codec 103, Audio signals and video signals are multiplexed based on the H.221 standard, and the multiplexed serial signals are
Time Division Multiplex (TDM)
Bus) to the ISDN I / F 110. IS
The DN I / F 110 controls the connection operation of the ISDN line and the transfer of data after connection.
Transmitted to N lines.

The operation up to the connection on the ISDN line is as described in ST.
It differs depending on each of the B mode and the DVC mode. ST
In the case of the B mode, the system controller 105 receives an infrared signal from an IR (infrared) remote controller (not shown) as an example of the operation unit 204 through the IR light receiving unit 122 and outputs a predetermined destination telephone number, Acquire connection information such as connection start operation. At this time, an input menu generated by the video codec 103 is displayed on the television monitor 203, so that a user using the remote control can receive a predetermined guide. At this time, the user's own video image may be shown on the small screen, or an input menu may be superimposed on the user's own image. Based on the control information, the system controller 1
Reference numeral 05 controls the ISDN I / F 110 to connect an ISDN line.

In the case of the DVC mode, the video conference system is connected to an external information processing apparatus (such as a personal computer) and a USB I / F 106 via a USB cable. Then, for example, in the USB isochronous transfer mode, the video is transferred to the personal computer, and the own image is displayed on the monitor of the personal computer. On the other hand, the input menu and the like are displayed by, for example, a Windows (registered trademark) -based graphic user I / F, and the user inputs control information such as a predetermined destination telephone number and a connection start operation using a keyboard and a mouse. . The control information is sent from the personal computer to the system controller 105 via the USB I / F 106 in, for example, a USB control transfer mode. Based on the control information, the system controller 105 controls the ISDN I / F 110 to connect an ISDN line.

The serial data transmitted to the ISDN line is received by the opposite video conference system, and predetermined video and audio are reproduced. On the other hand, the video and audio serial data of the other party transmitted from the opposite video conference system are received by the ISDN I / F 110,
The data is sent to the video codec 103 via the TDM bus. The video codec 103 separates the video and audio into separate compressed data. The separated compressed video data is decoded by the video codec 103 and restored to the original video signal. On the other hand, the separated compressed audio signal is sent to the audio codec 104 via the serial bus, decoded by the audio codec 104, and restored to the original audio signal.

In the STB mode, the restored video signal is switched to its own video or converted to a picture-in-picture signal,
Sent to In the video encoder 102, the NTS
It is converted to an analog video signal such as C and displayed on the television monitor 203. In the case of the DVC mode, it is switched to its own image or converted to a picture-in-picture signal, transferred to a personal computer via USB, and displayed on a monitor of the personal computer.

On the other hand, the restored audio signal is sent from the audio codec 104 to the audio AD / DA converter 112,
The audio signal is converted into an analog audio signal by the audio AD / DA converter 112, and is output via the audio input selector 113 to an external line output, a headset, or the portable terminal device 211
(PHS terminal 207 in the premises) using the wireless communication I / F 114. The wireless communication I / F 114 is, for example, P
This is an HS unit, and an audio signal is transmitted to the portable terminal device 211 (the private PHS terminal 207) via the private PHS line system 212. Also, for example, the audio signal sent to the external line output is sent to a speaker 205 with a built-in amplifier, and the audio is output.

<Teleconference via LAN>
In the case of conducting a video conference via the Internet, the H.264 standard of ITU-T recommendation is used. In accordance with the H.323 standard, video and audio are transmitted as separate packet data, and synchronization is performed using a time stamp. Therefore, the video signal compressed by the video codec 103 is sent to the system controller 105 via the bus I / F. System controller 105
In ITU-TH. The packet is converted into packet data after performing predetermined segmentation based on the 225.0 standard. On the other hand, the audio signal compressed by the audio codec 104 is
The system controller 1 is likewise connected by a serial bus.
05 in the same manner as in ITU-T H.05. The packet is converted into packet data after performing predetermined segmentation based on the 225.0 standard.

These video and audio packet data are
Via the bus from the system controller 105 (MII (Ma
chine Independent Interface)
Sent to the ANI / F 109, and the LAN I / F 109
After converting the packet data into a predetermined transfer format,
Send to the AN line.

The operation up to the connection through the LAN differs depending on each of the STB mode and the DVC mode. In the case of the STB mode, the system controller 105
As an example of the operation unit 204, an infrared signal from an IR (infrared) remote controller (not shown)
2 to obtain control information such as a predetermined destination IP address and a connection start operation. At this time, an input menu generated by the video codec 103 is displayed on the television monitor 203, so that a user using the remote control can receive a predetermined guide. At this time, the user's own video image may be shown on the small screen, or an input menu may be superimposed on the user's own image. Based on the control information, the system controller 10
Reference numeral 5 controls the LAN I / F 109 to connect a LAN line.

In the case of the DVC mode, the personal computer is connected to the USB I / F 106 via a USB cable. Then, for example, in the USB isochronous transfer mode, the video is transferred to the personal computer, and the own image is displayed on the monitor of the personal computer. On the other hand, the input menu and the like are displayed by, for example, a Windows (registered trademark) -based graphic user I / F, and the user inputs control information such as a predetermined destination IP address and a connection start operation using a keyboard and a mouse. . The control information is sent from the personal computer to the system controller 105 via the USB I / F 106 in, for example, a USB control transfer mode. Based on the control information, the system controller 105 controls the LAN I / F 109 to connect a LAN line.

The packet data transmitted to the LAN line is received by the opposite video conference system, and predetermined video and audio are reproduced. On the other hand, the subdivided packet data of video and audio of the other party transmitted from the opposing video conference system is received by the LAN I / F 109 and transmitted to the system controller 105 via the bus (MII interface). The system controller 105 reconstructs each fragmented packet data into video and audio compressed data.

The reconstructed compressed video data is sent to the video codec 103, decoded by the video codec 103, and restored to the original video signal. On the other hand, the reconstructed audio signal is sent to the audio codec 104 via the serial bus, is decoded 104 in the audio codec, and is restored to the original audio signal.

In the STB mode, the restored video signal is switched to its own video or converted to a picture-in-picture signal.
Is converted to an analog video signal such as NTSC by the video encoder 102,
3 is displayed. In the case of the DVC mode, it is switched to its own image or converted to a picture-in-picture signal, transferred to a personal computer via USB, and displayed on a monitor of the personal computer.

On the other hand, the restored audio signal is sent from the audio codec 104 to the audio AD / DA converter 112,
The audio signal is converted into an analog audio signal by the audio AD / DA converter 112, and is output via the audio input selector 113 to an external line output, a headset, or the portable terminal device 211.
(PHS terminal 207 in the premises) using the wireless communication I / F 114. The wireless communication I / F 114 is, for example, P
This is an HS unit, and an audio signal is transmitted to the portable terminal device 211 (the private PHS terminal 207) via the private PHS line system 212. Also, for example, the audio signal sent to the external line output is sent to a speaker 205 with a built-in amplifier, and the audio is output.

<Reception of Video Call by Portable Terminal> Next, a case where a video call is received by the portable terminal 211 (the private PHS terminal 207) will be described. As the portable terminal device 211 (in-house PHS terminal 207), there is, for example, an extension telephone using an in-house PHS line used in a building. In this case, the portable terminal device 211 may be a general PHS portable terminal, and communication between the video conference terminal device 210 and the portable terminal device 211 is as follows.
Instead of the special communication for the video and audio information communication system of the present invention, the communication by the already established private line system may be used.

FIG. 3 is a flowchart showing a flow of control when a mobile terminal device 211 receives a video call in the video and audio information communication system according to the embodiment of the present invention. When the video conference terminal device 210 receives a video call from the video conference partner (step S30)
1), the video conference terminal device 210 first calls the mobile terminal device 211 (step S302). As an operation in an internal block of the codec device 201 of the video conference terminal device 210, the system controller 105 of FIG. 1 transmits a predetermined command to the wireless communication I / F 114, for example, a PHS unit, and transmits the command via the private PHS line system 212. To call the portable terminal device 211.

The next operation is determined depending on whether the portable terminal device 211 can respond or cannot respond (step S303). If the mobile terminal device 211 is not turned on or if the mobile terminal device 211 is out of reach of radio waves (NO in step S303), the mobile terminal device 211 cannot respond. The device 210 enters the answering machine response mode as in the related art (step S304).

On the other hand, when portable terminal device 211 is in a state where it can receive a call from video conference terminal device 210 (YES in step S303), video conference terminal device 2
10 decodes only the audio of the video call, and decodes this through the local PHS line system 212.
Transfer to 11. The voice from the portable terminal device 211 is transmitted to the video conference terminal device 210 via the local PHS line system 212.

The video conference terminal device 210 transmits the voice from the portable terminal device 211 to the opponent video call through the codec device 201. As described above,
Audio is transmitted to the video conference terminal device 210 and the portable terminal device 211.
Communication between the TV conference terminals 210
Enables voice communication with another video conference system facing the other (step S305). In the internal block of the codec apparatus shown in FIG. 723 and the like, and voice data compression is performed.

Next, when it is desired to add a video while exchanging voice with the portable terminal device 211 (step S306).
YES), the operation unit 204 of the video conference terminal device 210 in FIG. 2 performs a predetermined operation on the codec device 201, and requests addition of a video. Codec device 2
01 transmits a predetermined command to the video codec 103, and the video codec 103 H.261 (international standardization system of video coding) and the like start video coding and decoding (step S307). On the other hand, when the video is not added (NO in step S306), only the voice communication is performed (step S308).

As described above, the video conference terminal device 210
The mobile terminal device 211 receives a video call from the mobile terminal device 211 and enables voice communication. It is also possible to add video communication after voice communication.

<Receiving a voice call at the portable terminal device>
A case where a voice call is received by the portable terminal device 211 will be described. When a voice call is received by the video conference terminal device 210 and received by the mobile terminal device 211, the system controller 105 of the codec device 201 of the video conference terminal device 210 uses the wireless communication I / F 114, for example, a PHS unit. Call the mobile terminal 211 via the local PHS line system 212. When the called mobile terminal device 211 responds, the audio codec 104 of the codec device 201 of the video conference terminal device 210 performs audio encoding and decoding, and enables communication with the communication partner by audio.

<Receiving E-mail with Mobile Terminal>
A case where an electronic mail is received by the portable terminal device 211 will be described. In order to receive an e-mail by the portable terminal device 211, a predetermined setting is performed by a menu from the operation unit 204 of the video conference terminal device 210, and when the e-mail is received, the e-mail is transferred to the portable terminal device 211.
At this time, the attached file is not transferred, and only the body of the e-mail is transferred. Note that there may be a setting to transmit the file name of the attached file or the like to the portable terminal device 211 as additional information.

After the above setting, when video conference terminal apparatus 210 receives an electronic mail, system controller 105 of codec apparatus 201 transmits only the body of the electronic mail to portable terminal apparatus 211 through wireless communication I / F 114. The portable terminal device 211 displays the received e-mail using the display function of the portable terminal device 211. Thus, the user can read the e-mail.

<Transmission of E-mail from Mobile Terminal> When transmitting an e-mail from the portable terminal 211 to the video conference terminal 210, the mobile terminal 211 transmits the e-mail to the codec 201 of the video conference terminal 210.
Send to The creation of the e-mail is performed by a predetermined button operation based on a method generally used in a mobile phone or a PHS terminal generally used conventionally. The codec device 201 has a wireless communication I / F 1
An e-mail transmitted by the user through 14 is received from the portable terminal device 211 and sent to the system controller 105. The system controller 105 adds additional information such as the address of the own station and the line number to the e-mail,
An e-mail is transmitted to a mail server (not shown) using the I / F 109 or the ISDN I / F 110.

On the above route, the portable terminal device 211
An e-mail can be transmitted through the video conference terminal device 210.

<Transfer Mode> Next, a transfer mode between the video conference terminal device 210 and the portable terminal device 211 will be described. FIG. 4 is an explanatory diagram showing a difference between operations in a transfer mode and a non-transfer mode between the video conference terminal device and the portable terminal device in the video and audio information communication system according to the embodiment of the present invention. The transfer mode is a mode in which when the video conference terminal device 210 receives a video call, a voice call, or an e-mail from the other party of the video conference, voice or e-mail is transferred to the mobile terminal device 211. This mode has functions equivalent to those of the video conference terminal device.

When the video conference terminal device 210 receives a video call from the other party of the video conference, it decodes both the video and audio to perform a video conference. At this time, the codec device 201 of the video conference terminal device 210
Even when the audio input selector 113 selects the wireless communication I / F 114, that is, selects the portable terminal device 211, it encodes and decodes not only audio but also video. When the video conference terminal device 210 receives a voice call from the teleconference partner side, it decodes the voice and performs voice communication. Video conference terminal device 21
If 0 receives an e-mail from the other party,
The received e-mail is stored in a main body memory such as the flash ROM 107 of the codec device 201, and the user is notified that the e-mail has been received, for example, by displaying it on the television monitor 203.

Next, in the transfer mode from the video conference terminal device 210 to the portable terminal device 211, which is a feature of the present invention, the following operation is performed.

When the video conference terminal device 210 receives a video call from the other party (video call originator), the video conference terminal device 210 first calls the portable terminal device 211. If the mobile terminal device 211 does not respond, the video conference terminal device 210
As in the conventional video conference terminal device, if an answering machine mode (answering machine recording mode) is set, a message indicating absence is transmitted to the other party, and the other party's message is recorded. When the mobile terminal device 211 responds to the call from the video conference terminal device 210, the video conference terminal device 210 decodes only the voice and transfers the voice to the mobile terminal device 211. After the voice communication between the portable terminal device 211 and the video call originator becomes possible, video can be added.

When receiving a voice call from the other party (voice call originator), the video conference terminal 210 calls the portable terminal 211. When the mobile terminal device 211 does not respond, the video conference terminal device 210 performs an answering machine similarly to the case of the video call. When the mobile terminal device 211 can respond, the video conference terminal device 21
0 performs voice communication.

When receiving an e-mail from the other party (e-mail sender), the video conference terminal device 210 transmits the contents of the e-mail to the flash RO in the same manner as in the non-transfer mode.
It is stored in a main body memory such as M107. Further, the video conference terminal device 210 transfers the received e-mail to the portable terminal device 211.

As described above, the transfer mode is a mode in which communication using the portable terminal device 211 is attempted before entering the conventional answering machine mode. Therefore, the default of the audio input selector 113 included in the codec device 201 of the video conference terminal device 210 in the transfer mode is always the portable terminal device 211. However, it is of course possible to switch to another audio input device after the portable terminal device 211 receives the call.

<Setting of Transfer Mode by Attaching / Detaching Portable Terminal> Teleconference terminal 210 detects attachment / detachment of portable terminal 211 to / from videoconferencing terminal 210,
The transition between the transfer mode and the non-transfer mode is automatically performed.
To detect the attachment / detachment of the portable terminal device 211, the power supply adapter attached to the video conference terminal device 210 and having the portable terminal device 211 mounted thereon is provided with an infrared communication function, and the IR reception function of the codec device 201 of the video conference terminal device 210 is provided. The mobile terminal device 21 is linked with the system controller 105 of the video conference terminal device 210 using the unit 122.
1 is detected. Alternatively, a power supply adapter on which the portable terminal device 211 is placed and an interface of the codec device 201 of the video conference terminal device 210, for example, R
The terminal is connected to the S-232C terminal, and the attachment / detachment of the portable terminal device 211 is detected.

When the video conference terminal device 210 detects that the portable terminal device 211 has been removed from the power adapter, the video conference terminal device 210 automatically shifts to the transfer mode. Thereby, even when receiving a video call or a voice call, it is possible to receive an incoming call without setting the transfer destination in the video conference terminal device 210 every time.

On the other hand, when the portable terminal device 211 is attached to the video conference terminal device 210 via the power adapter, the video conference terminal device 210 automatically shifts from the transfer mode to the non-transfer mode. At this time, it is assumed that the user is near a place where the video conference terminal device 210 is installed, and can be used as a normal video conference terminal device.

As described above, according to the embodiment of the present invention, video conference terminal device 210 receives video call from the video conference partner and mobile terminal device 211 transmits video call from video conference terminal device 210. , The voice of the video call is decoded and transferred to the portable terminal device 211, and the voice of the video call is first decoded and the communication of the voice with the portable terminal device 211 is started. , Decode the video of the video call based on the user settings, and perform additional video communication later,
When a voice call is received from the video conference partner and the mobile terminal device 211 responds to the call from the video conference terminal device 210, the voice of the voice call is decoded and transferred to the mobile terminal device 211, and the video conference Side, the body of the e-mail is transferred to the portable terminal device 211. When the portable terminal device 211 receives the voice from the video conference terminal device 210, Terminal device 21
0, and when an e-mail is received from the video conference terminal device 210, the received e-mail is displayed, and when the e-mail is transmitted to the other party of the video conference, the transmitted e-mail is transferred to the video conference terminal device 210. The following effects are obtained.

It is possible for the portable terminal device 211 to receive a call received by the video conference terminal device 210 while the user is away, and even when the user is away from the place where the video conference terminal device 210 is installed, the portable terminal device 211 can receive the call. Is used to receive a call, and the received call can be communicated by voice instead of answering machine.

Also, during the absence, the video conference terminal 210
Even when a call is received, there is no need to perform a transfer setting to another video conference terminal device as in the related art, and the call can be received by the user's own portable terminal device 211. This has the effect of being easy to use on an individual basis.

[0102] In addition, a video call received by the video conference terminal device 210 is decoded first in audio only, and video can be added later. There is no need to perform the video conference, and the video conference can be held.

[Other Embodiments] (1) In the above embodiment of the present invention, the case where the video conference terminal device has the configuration shown in FIG. 2 has been described as an example. However, a codec device, a video camera, a television Of the monitor, the operation unit, the speaker, and the microphone, any one may be built in the housing and any one may be provided outside the housing, or all may be built in one housing.

(2) In the above embodiment of the present invention,
Although the case where the portable terminal device is a private PHS portable terminal has been described as an example, a portable terminal using a line other than the private PHS line may be used.

The present invention may be applied to a system composed of a plurality of devices or an apparatus composed of one device. A medium such as a storage medium storing program codes of software for realizing the functions of the above-described embodiments is supplied to a system or an apparatus, and a computer (or CPU or MPU) of the system or the apparatus stores the medium in the medium such as a storage medium. Needless to say, this can also be achieved by reading and executing the program code thus executed.

In this case, the program code itself read from a medium such as a storage medium realizes the functions of the above-described embodiment, and the medium such as a storage medium storing the program code constitutes the present invention. Will be. Examples of a medium such as a storage medium for supplying the program code include a floppy (registered trademark) disk, a hard disk, an optical disk, a magneto-optical disk, and a CD-RO.
M, CD-R, magnetic tape, nonvolatile memory card,
ROM or download via a network can be used.

The functions of the above-described embodiments are implemented when the computer executes the readout program codes, and the OS or the like running on the computer is actually executed based on the instructions of the program codes. It goes without saying that a part or all of the above-described processing is performed, and the functions of the above-described embodiments are realized by the processing.

Further, after the program code read out from a medium such as a storage medium is written into a memory provided in a function expansion board inserted into the computer or a function expansion unit connected to the computer, the instruction of the program code is given. It is needless to say that a CPU or the like provided in the function expansion board or the function expansion unit performs part or all of the actual processing based on the above, and the functions of the above-described embodiments are realized by the processing.

FIG. 6 is an explanatory diagram showing a conceptual example in which a program for executing the video conference communication information transfer method of the present invention and related data are supplied from a storage medium to a device such as a computer. The program for executing the video conference communication information transfer method of the present invention and the related data include a storage medium 601 such as a floppy (registered trademark) disk and a CD-ROM, and an insertion port 603 of a storage medium drive provided in a device 602 such as a computer. Supplied to afterwards,
The program for executing the video conference communication information transfer method of the present invention and related data are temporarily installed from a storage medium 601 to a hard disk and loaded from the hard disk to the RAM, or directly loaded to the RAM without being installed in the hard disk. The program and related data can be executed.

In this case, when the video conference terminal device and the portable terminal device according to the embodiment of the present invention execute a program for executing the video conference communication information transfer method of the present invention, for example, refer to FIG. The program and the related data are supplied to the video conference terminal device and the portable terminal device via the device such as the computer described above, or the program and the related data are stored in the video conference terminal device and the portable terminal device in advance. By doing so, the program can be executed.

FIG. 5 is an explanatory diagram showing a configuration example of the storage contents of a storage medium storing a program for executing the video conference communication information transfer method of the present invention and related data. The storage medium is, for example, volume information 501, directory information 5
02, a program execution file 503, a program-related data file 504, and the like. A program for executing the video conference communication information transfer method of the present invention is a program code based on a control procedure including the flowchart of FIG.

[0112]

As described above, according to the video and audio information communication system of the present invention, a video call, a voice call, and an e-mail received by a video conference terminal device while an absence message is received can be received by a portable terminal device. It is possible to receive a video call, a voice call, and an e-mail using the mobile terminal device even when the user is away from the installation location of the video conference terminal device. This makes it possible to perform communication by voice instead of answering machine and to enable communication by e-mail to a received e-mail.

Further, even when a video call, a voice call, and an e-mail are received by the video conference terminal device while the user is away, there is no need to make a transfer setting to another video conference terminal device as in the related art. Since reception can be performed by the terminal device, there is an effect that the video conference terminal device can be used easily on an individual basis.

[0114] In addition, a video call received by the video conference terminal can be decoded only in the audio first, and video can be added later, so that a call received by the portable terminal can be recalled. Therefore, it is possible to conduct a video conference.

Also, in the video conference terminal device of the present invention, the portable terminal device of the present invention, the video conference communication information transfer method of the present invention, and the storage medium of the present invention, the video conference terminal device during the absence The above-described various effects can be achieved, for example, the mobile terminal device can receive the video call, the voice call, and the electronic mail received by the mobile terminal device.

[Brief description of the drawings]

FIG. 1 is a block diagram illustrating a configuration of a codec device included in a video conference terminal device (video conference system) that constitutes a video and audio information system according to an embodiment of the present invention.

FIG. 2 is a block diagram showing a connection form between a video conference terminal device (video conference system) and a portable terminal device which constitute the video and audio information communication system according to the embodiment of the present invention.

FIG. 3 is a flowchart showing a control flow when a mobile terminal device receives a video call in the video and audio information communication system according to the embodiment of the present invention.

FIG. 4 is an explanatory diagram showing a difference between operations in a transfer mode and a non-transfer mode between the video conference terminal device and the portable terminal device in the video and audio information communication system according to the embodiment of the present invention.

FIG. 5 is an explanatory diagram showing a configuration example of a storage content of a storage medium storing a program for executing the video conference communication information transfer method of the present invention and related data.

FIG. 6 is an explanatory diagram showing a conceptual example in which a program for executing the video conference communication information transfer method of the present invention and related data are supplied from a storage medium to a device such as a computer.

[Explanation of symbols]

Reference Signs List 105 System controller (first control means, control means) 122 IR light receiving unit (detection means) 201 Codec device 202 Video camera 203 TV monitor 204 Operation unit 205 Speaker 206 Microphone 210 Video conference terminal device 211 Mobile terminal device

Claims (34)

[Claims] 1. A video conference terminal device having a video telephone function for communicating video and audio bidirectionally with a video conference partner and an information transmission function for transmitting and receiving information, and the video conference terminal device. A video and audio information communication system comprising a mobile terminal device having a communication function of performing communication and a display function of information, wherein the video conference terminal device receives the video call from the video conference partner side, and receives the video call. When the voice of the call is transferred to the mobile terminal device and a voice call is received from the video conference partner, the voice of the voice call is transferred to the mobile terminal device and an e-mail is received from the video conference partner. In the case, having a first control means for transferring a predetermined portion of the email to the mobile terminal device,
The video / audio information communication system, wherein the portable terminal device has a second control unit that receives the voice or the electronic mail transferred from the video conference terminal device and displays the received electronic mail. . 2. The video conference terminal device, wherein the first control means receives the video call from the video conference partner and the mobile terminal device responds to a call from the video conference terminal device. In the case, the voice of the video call is decoded and transferred to the mobile terminal device, and when the voice call is received from the video conference partner, the mobile terminal device responds to a call from the video conference terminal device. In the case, the voice of the voice call is decoded and transferred to the mobile terminal device, and when the e-mail is received from the video conference partner, the body of the e-mail is transferred to the mobile terminal device, The second control means of the device, when receiving the audio from the video conference terminal device, a response sound to the video conference partner side Is transferred to the videoconference terminal device, when the electronic mail is received from the videoconference terminal device, the received electronic mail is displayed, and when the electronic mail is transmitted to the videoconference partner side, the transmitted electronic mail is transmitted. 2. The video / audio information communication system according to claim 1, wherein the video / audio information is transferred to the video conference terminal device. 3. The method according to claim 1, wherein the first control unit of the video conference terminal device is configured to, when the electronic mail to be transmitted to the video conference partner from the mobile terminal device is transferred, include predetermined information including an address in the electronic mail to be transmitted. 3. The video and audio information communication system according to claim 2, wherein the information is transmitted to a mail server. 4. The video conference terminal device has a detection unit for detecting attachment / detachment of the mobile terminal device, and the first control unit of the video conference terminal device uses the detection unit to detect the mobile terminal device. When the removal is detected, automatically shifting to a transfer mode for transferring the voice or the email to the portable terminal device upon receiving the video call or the voice call or the email from the video conference partner. The video and audio information communication system according to claim 1, wherein: 5. The video and audio information communication system according to claim 1, wherein said portable terminal device communicates with said video conference terminal device by infrared rays. 6. The video and audio information communication system according to claim 1, wherein the mobile terminal device communicates with the video conference terminal device via a private PHS line by extension. 7. The video and audio information communication system according to claim 1, wherein the portable terminal device communicates with the video conference terminal device via a public line. 8. The first control means of the video conference terminal device, when receiving the video call from the other party of the video conference, first decodes the audio of the video call and communicates with the mobile terminal device. The method according to any one of claims 1 to 7, wherein after starting the voice communication between the two, the video of the video call is decoded based on an external operation, and control is performed so as to perform the additional video communication later. The video and audio information communication system according to the above. 9. A video telephone function for communicating bi-directionally with video and audio with a video conference partner, and an information transmission function for transmitting and receiving information, the communication function being configured to be communicable with a portable terminal device having a communication function and a display function. A video conference terminal device having, when receiving a video call from the video conference partner, transferring the voice of the video call to the mobile terminal device, when receiving a voice call from the video conference partner, Control means for transferring the voice of the voice call to the portable terminal device and, when receiving an e-mail from the other party of the video conference, transferring a predetermined portion of the e-mail to the portable terminal device. Video conference terminal device. 10. The control means decodes the audio of the video call when receiving the video call from the video conference partner and when the portable terminal device responds to the call from the video conference terminal device. Transfer to the mobile terminal device, and decode the voice of the voice call when the mobile terminal device receives the voice call from the video conference partner and the mobile terminal device responds to the call from the video conference terminal device. 10. The video conference terminal according to claim 9, wherein when the electronic mail is received from the other party of the video conference, the text of the email is transferred to the mobile terminal device. apparatus. 11. The control means, when an electronic mail to be transmitted to the other party of the video conference is transferred from the portable terminal device, adds predetermined information including an address to the electronic mail and transmits the electronic mail to a mail server. 11. The video conference terminal device according to claim 10, wherein: 12. A video call from the video conference partner when the detection of the removal of the mobile terminal device is detected by the control unit. 12. The television according to claim 9, wherein when the voice call or the e-mail is received, the mode is automatically shifted to a transfer mode for transferring the voice or the e-mail to the portable terminal device. Conference terminal device. 13. The video conference terminal device according to claim 9, wherein communication with the mobile terminal device is performed by infrared rays. 14. The communication between the portable terminal device and an internal PHS line via an extension.
3. The video conference terminal device according to any one of 2. 15. The video conference terminal device according to claim 9, wherein communication with the mobile terminal device is performed by a public line. 16. The control means, when receiving the video call from the other side of the video conference, first decodes the audio of the video call and starts communication of the audio with the portable terminal device. 16. The video conference terminal device according to claim 9, wherein decoding of the video of the video call is performed based on an external operation, and control is performed to perform additional communication of the video later. 17. A communication function for communicating with a video conference terminal device having a video phone function for bidirectionally communicating video and audio with a video conference partner and an information transmission function for transmitting and receiving information. A portable terminal device having a function of displaying information, wherein the video conference terminal device receives a video call from the video conference partner when a video call is transferred, or the video conference terminal device transmits the video call. The voice of the voice call transferred when a voice call is received from the conference partner, or a predetermined portion of the email that is transferred when the video conference terminal receives an email from the video conference partner. A mobile terminal device comprising a control unit for performing control for receiving and displaying the received e-mail. 18. The control means, when receiving the voice from the video conference terminal device, transfers a reply voice to the video conference partner to the video conference terminal device, and transmits the electronic mail from the video conference terminal device. 18. The portable telephone according to claim 17, further comprising: displaying the received e-mail when receiving the e-mail; and transmitting the e-mail to the teleconference terminal device when transmitting the e-mail to the video conference partner. Terminal device. 19. The portable terminal device according to claim 17, wherein communication with the video conference terminal device is performed by infrared rays. 20. The video conference terminal device and a premises PHS
The communication is performed by an extension via a line.
19. The mobile terminal device according to 7 or 18. 21. The mobile terminal device according to claim 17, wherein communication with the video conference terminal device is performed by a public line. 22. A video conference terminal device having a video telephone function for communicating video and audio bidirectionally with a video conference partner and an information transmission function for transmitting and receiving information, and the video conference terminal device. A video conference communication information transfer method between a mobile terminal device having a communication function of performing communication and a display function of information, wherein the video conference terminal device receives a video call from the video conference partner, When the voice of the video call is transferred to the portable terminal device and a voice call is received from the video conference partner, the voice of the voice call is transferred to the mobile terminal device and an e-mail is received from the video conference partner. In this case, a predetermined portion of the e-mail is transferred to the mobile terminal device. Speech or receiving the e-mail, video conferencing communication information transferring method and displaying the received e-mail. 23. The video conference terminal device, wherein when the video call is received from the other party of the video conference, and when the mobile terminal device answers a call from the video conference terminal device, the audio of the video call is transmitted. When the mobile terminal device receives the voice call from the video conference partner and responds to the call from the video conference terminal device, the voice of the voice call is decoded. When the e-mail is received from the other side of the video conference, the main body of the e-mail is transmitted to the mobile terminal. When the voice is received from the device, a reply voice to the video conference partner is transferred to the video conference terminal device, and the When the e-mail is received from the video conference terminal device, the received e-mail is displayed, and when the e-mail is transmitted to the teleconference partner, the transmitted e-mail is transferred to the video conference terminal device. 23. The video conference communication information transfer method according to claim 22, wherein: 24. The video conference terminal device, when the transmission electronic mail to the video conference partner is transferred from the portable terminal device, adds predetermined information including an address to the transmission electronic mail and transmits the electronic mail to a mail server. 24. The video conference communication information transfer method according to claim 23, wherein: 25. The video conference terminal device, upon detecting removal of the mobile terminal device, receiving the video call or the voice call or the email from the video conference partner, and receiving the voice or the email. 25. The video conference communication information transfer method according to claim 22, wherein a transfer mode is automatically switched to a transfer mode for transferring to a portable terminal device. 26. The video conference communication information transfer method according to claim 22, wherein communication between the video conference terminal device and the portable terminal device is performed by infrared rays. 27. The video conference communication information transfer method according to claim 22, wherein communication is performed between the video conference terminal device and the portable terminal device by an extension via a private PHS line. . 28. The video conference communication information transfer method according to claim 22, wherein communication is performed between the video conference terminal device and the portable terminal device via a public line. 29. The video conference terminal device, when receiving the video call from the video conference partner, first decodes the audio of the video call, and communicates audio with the mobile terminal device. After starting, perform video decoding of the video call based on an external operation,
29. The video conference communication information transfer method according to claim 22, wherein additional communication of video is performed later. 30. A video conference terminal device having a video telephone function for bidirectionally communicating video and audio with a video conference partner and an information transmission function for transmitting and receiving information, and the video conference terminal device. A computer-readable storage medium storing a program for executing a video conference communication information transfer method with a portable terminal device having a communication function of performing communication and a display function of information, wherein the video conference communication information transfer method is provided. Transferring a voice of the video call to the portable terminal device when the video conference terminal device receives a video call from the video conference partner device; and Transferring a voice of the voice call to the mobile terminal when receiving a call; A step of transferring a predetermined portion of the e-mail to the portable terminal when the conference terminal receives an e-mail from the video conference partner; and transmitting the voice transferred from the video conference terminal to the portable terminal. Or receiving the email;
Displaying the received e-mail on the mobile terminal device. 31. The video conference communication information transfer method,
If the video conference terminal device receives the video call from the video conference partner and the mobile terminal device responds to the call from the video conference terminal device, the mobile phone decodes the audio of the video call and Transferring the voice call to the terminal device, wherein the video conference terminal device receives the voice call from the video conference partner and the mobile terminal device responds to a call from the video conference terminal device; Decoding the voice of the e-mail and transmitting the e-mail to the mobile terminal device; and, when the e-mail is received from the teleconference partner side at the video conference terminal device, transferring the text of the e-mail to the mobile terminal device. And when the portable terminal device receives the audio from the video conference terminal device, Transferring a reply voice to a conference partner to the video conference terminal; displaying the received email when the mobile terminal receives the email from the video conference terminal; 31. The storage medium according to claim 30, further comprising, when an electronic mail is sent from the device to the video conference partner, transferring the sent electronic mail to the video conference terminal device. 32. The video conference communication information transfer method,
When the sending electronic mail to the video conference partner is transferred from the mobile terminal device to the video conference terminal device, the method further comprises a step of adding predetermined information including an address to the sending electronic mail and transmitting the information to a mail server. The storage medium according to claim 31, characterized in that: 33. The video conference communication information transfer method,
When the video conference terminal device detects removal of the mobile terminal device, the video conference terminal device transmits the voice or the e-mail when the video call or the voice call or the e-mail is received from the video conference partner. 33. The storage medium according to claim 30, further comprising a step of automatically shifting to a transfer mode for transferring data from the mobile terminal device to the portable terminal device. 34. The video conference communication information transfer method,
When the video conference terminal device receives the video call from the teleconference partner side, the video conference terminal device first decodes the audio of the video call, and communicates audio between the video conference terminal device and the portable terminal device. The storage medium according to any one of claims 30 to 33, further comprising, after the start, decoding the video of the video call based on an external operation, and performing additional communication of the video later.