KR20080042599A - System and method for information exchange using portable video telephone - Google Patents

Abstract

A system and a method for exchanging information by using a video phone are provided to transmit video photographed by a caller to a video phone installed in a control center through a video call, and connect with the Internet to monitor the video and voice transmitted from the caller, thereby dealing with a disaster and taking emergency measures quickly and exactly. A method for exchanging information by using a video phone comprises the following steps of: allowing a caller to make a call by using a calling video phone(100); allowing a communication system(10) to process a calling signal and transmit the calling signal to a called video phone(200); converting a video signal and a voice signal from the called video phone, processing the video signal and the voice signal by a streaming scheme, and streaming the video signal and the voice signal through the Internet(20); connecting with the Internet through an IP(Internet Protocol) to monitor voice and video transmitted from the caller by a streaming service; and transmitting a response signal replying to the caller to the calling video phone through the communication system after monitoring the voice and the video.

Description

System and method for information exchange using videophone {System and method for information exchange using portable video telephone}

1 is a block diagram showing a first basic embodiment of a system according to the present invention.

2 is a block diagram showing a second embodiment of the present invention.

3 is a block diagram showing a third embodiment of the present invention.

4 is a diagram showing a fourth embodiment of the present invention and showing a modified embodiment of the second embodiment.

5 is a configuration diagram showing a modification of the third embodiment, showing the fifth embodiment of the present invention.

6 is a block diagram showing a sixth embodiment of the present invention.

<Description of Reference Numbers Not Marked>

15: antenna, 400: monitor side equipment

The present invention relates to an information exchange system and method using a videophone. More specifically, the present invention transmits the information at the disaster site or construction site and the like with a video to a control center using a portable video phone or a video phone, the center receives it and transmits it to the Internet in a streaming manner, and at the monitor side A method and system for monitoring video and audio sent by a caller by a streaming service by accessing the Internet.

Portable video phones or video phones are widely available. The portable video phone is characterized by transmitting a video signal as well as an audio signal by adding a video recognition function to an existing voice mobile phone. Such a video call may simply play a role of not only the confrontation effect between the talkers, but also the transfer of various on-site situations.

On the other hand, streaming techniques have been developed to play video, sound, animation, etc. files in real time without downloading and playing them on a hard disk drive in the Internet environment. According to this technique, the client browser or plug-in device starts playing the data even before all the files are transferred. Therefore, the play time is shortened and the capacity of the hard disk drive is hardly affected. This technique has become more and more important as the Internet develops, and it is especially evaluated that it has provided an opportunity to activate Internet broadcasting. The average user does not have a fast connection line to download a large amount of multimedia files immediately, so software such as a real player or a Windows media player to apply the technology is becoming an essential requirement. In addition, the number of companies offering streaming services is increasing rapidly.

The present invention was developed by combining a video telephone communication system and a data streaming technique on the Internet.

The present invention transmits the information from the disaster site or construction site to the center by using a portable video phone or a video phone, and receives it at the center and transmits it to the Internet by streaming method, and the monitor side is connected to the Internet to the streaming service. An object of the present invention is to provide a method and system for monitoring video and audio sent by a caller.

In order to achieve the above object, the present invention discloses a method for exchanging information in a system comprising at least one receiving side video telephone receiving a radio signal transmitted from at least one calling party's video telephone. The information exchange method according to the present invention comprises the steps of a caller making a call using the caller side video telephone, and in the communication system, processing the outgoing signal and transmitting the video signal to a receiver video telephone. Converting and processing streams through an internet network and transmitting the stream through an internet network; connecting to the Internet network; monitoring a voice and video transmitted by a sender by a streaming service; and after the monitoring, reply to the sender. Transmitting a signal to a caller videophone via the communication system.

According to another aspect of the present invention, the present invention is a method in a system comprising a carrier communication equipment for receiving a radio signal transmitted from at least one caller-side videophone, the caller using the caller-side videophone call In the dialing step, the communication service transmitting and receiving device receives the outgoing signal, converts the received video signal and the audio signal, processes it by a streaming technique, and transmits the stream through the Internet network. Monitoring voice and video by a streaming service, and transmitting the response signal to the caller's videophone through the telecommunications transceiver to send a response signal to the caller after the monitoring. The method is disclosed.

In the above configuration, the response signal transmitted from the monitor side to the caller video signal includes an audio signal or a video signal or both.

The present invention also provides an information exchange system comprising at least one caller-side videophone, a communication system for relaying transmission and reception of a videophone and at least one receiver-side videophone for receiving signals transmitted from the caller-side videophone. It is starting. When the caller makes a call using the caller's videophone, the information exchange system converts the video signal and the audio signal outputted from the receiver's videophone receiving the signal transmitted through the communication system, and then uses the streaming technique. A conversion server for processing and stream-transmitting through an internet network, and a monitor-side device for monitoring an audio and video transmitted by the conversion server by a streaming service by making an IP connection to the internet network. When a response signal to be returned to the communication system is transmitted, the response signal is transmitted to the caller's video telephone through the communication system.

According to another feature of the information exchange system according to the present invention, the present invention provides a communication method for transmitting and receiving a communication company receiving a caller when the caller makes a call using the caller side video telephone, and converts the received video signal and audio signal into a streaming technique. A communication system including a conversion server which processes the stream and transmits the stream through the Internet network; And a monitor-side device for making an IP connection to the Internet network and monitoring the audio and video transmitted by the communication system by a streaming service. The communication system is characterized in that it comprises a response signal transmission server for receiving a response signal to return to the caller from the monitor-side equipment and transmits the response signal to the caller video phone.

Here, the response signal transmitted from the monitor-side equipment as the caller video signal may include an audio signal or a video signal or both. In addition, the communication system is characterized in that it comprises a p2p server for performing the p2p process by recognizing the video / audio signal from the caller side video phone as one peer.

According to still another aspect of the present invention, the present invention provides a communication service transceiver apparatus for receiving video and audio signals transmitted from at least one caller's videophone, and converts the received video and audio signals through a streaming technique to process the Internet. It includes a conversion server for stream transmission through a network, and by connecting to the Internet network, receiving a response signal to return to the caller from the monitor-side equipment that monitors the voice and video transmitted by the communication system by the streaming service Disclosed is a communication system comprising a response signal transmission server for transmitting the response signal to the caller video telephone.

Here, the communication system may include a p2p server that performs the p2p processing by recognizing the video / audio signal coming from the caller side video phone as one peer.

Hereinafter, with reference to the drawings will be described a specific embodiment of the information exchange method and system using a video phone according to the present invention.

1 is an embodiment showing the most basic configuration of the present invention, showing an embodiment configuration for explaining the basic configuration of the present invention. Each system component includes a caller side video telephone 100; A general communication system 10 operated by a mobile communication company; A center side receiving video call 200; A conversion server 300 for converting the video signal and the audio signal received from the video phone into streaming data and transmitting it to the Internet; The internet network 20; The monitor side equipment 400 for monitoring the video and audio by receiving the streaming data transmitted from the conversion server 300 by IP access to the Internet network 20 through a browser. The monitor-side device 400 may use a program such as video playback, audio playback, or the like installed in a general PC that functions as a web browser.

In the basic embodiment of FIG. 1, the center is an area in which the conversion video server 200 is provided and the conversion server 300 is installed, and the monitor side is connected to the Internet for streaming transmission from the reception video phone 200. It means the area to monitor video and audio. For example, the center side is the disaster relief headquarters or the 119 central headquarters, and the monitor side is the subordinate organization (branch, department, national area, etc.) of the headquarters. Since the monitor side connects through the Internet, it can monitor video and audio transmitted from the location where the caller is located at any place.

The following describes the process flow between the system components.

① Make a call by dialing the center's telephone number with a portable videophone (100) that the caller has at various sites such as a disaster site and a construction site.

② The communication system 10 of the communication company processes the outgoing signal and transmits it to the center side receiving video phone 200.

③ The video signal and the audio signal are input from the receiving video phone 200 to the conversion server 300. Since a general video phone is provided with an auxiliary terminal for audio input / output and a video output auxiliary terminal, the video signal and the audio signal received from the receiving video phone 200 can be transmitted to the conversion server 300 using a cable.

④ The conversion server 300 processes the audio signal and the video signal by the streaming technique and transmits the stream through the Internet network 20.

⑤ On the monitor side, IP connection is made to the Internet network 20, and the monitor 410 and the audio device 420 included in the monitor-side equipment 400 report the image of the situation of the site where the caller is located by a streaming service. Listen to the caller's voice.

⑥, ⑦, ⑧ When the monitor sends the content to the caller through the microphone 430 included in the monitor 400, the microphone converts the voice signal into a video signal 200 at the center. It is input to the communication system 10 of the communication company, and is processed here, and the contents of the reply are sent to the caller videophone 100 by voice.

The field of application of the video telephone relay system according to the present invention configured as described above is various. For example, when a caller shoots a scene of an injured person, a disaster situation, a surrounding situation, and sends a video call, the caller receives the video call installed in the center and streams the video from the conversion server and the voice of the caller. Anyone can connect to the Internet and monitor directly, and monitor personnel can explain various instructions, first aid, and evacuation instructions to the caller. Therefore, as in the conventional disaster reporting system, problems such as processing delays and processing errors due to lack of communication between the disaster site and the center can be solved, and rapid and accurate disaster handling and first aid can be solved. In addition, the system of the present invention can be applied to various fields where it is necessary to grasp an unexpected situation. For example, it can be applied to various construction sites, factory facilities, sports, facility control, exploration, etc.

Even in the technical aspect, the present invention is basically using the mobile communication system that is built as it is, if only the video server for the reception and the conversion server for internet streaming transmission installed on the center side, the monitor side anywhere through the streaming service over the Internet As a result, the performance of the information exchange system can be secured to a certain level without excessive equipment costs.

2 shows a second embodiment of a video telephone information exchange system according to the present invention. In FIG. 1, the most basic configuration of the present invention has been described with the case of one caller, but in practice, there will be many callers. In other words, in the field, multiple callers make their own video calls. 2 shows a system embodiment in this case. That is, the second embodiment is an embodiment of a model for real-time relaying the reception contents of the multi-channel video phone. The process flow is as follows:

When a user makes a video call (100, 100 ') owned by a plurality of callers (①), the communication system 10 of the communication company switches to the designated number designated by the communication company and transmits a call to each designated phone number. (②). In the plurality of video phones 200 and 200 ′ prepared at the center side, audio signals and video signals transmitted to the corresponding phone numbers are received and transmitted to the conversion server 300 (③). The conversion server 300 converts the video signal and the audio signal for the multi-channel stream service and transmits it to the Internet network (④). The monitor side connects to the Internet network and monitors video and audio data through multiple channels through the monitor side device 400 (⑤). The implementation of multiple channels can be implemented by installing a multi-channel video display program such as a multi-screen video conferencing system on a PC on the monitor side. Next, when a specific channel is selected and a reply voice signal is transmitted to the Internet as in the system of FIG. 1 (6), it is again called through the conversion server 300 and the communication system 10 and the caller video phone of the selected channel ( 100 or 100 ').

2 is a system capable of replying to a caller of a specific channel by voice while monitoring a video signal and an audio signal transmitted from multiple callers to multiple channels on a monitor side. For example, the video / audio signal sent by the sender is monitored and monitored by the equipment in the area A, and the video / audio signal sent by the Iranian caller is monitored and You can reply.

3 is a configuration diagram of a third embodiment modified from the second embodiment shown in FIG. The difference from the second embodiment is that in the monitor-side device 400, a part capable of replying to the selected channel not only by voice but also by video is added. That is, the camera and the microphone 440 is installed in the monitor-side equipment 400 to reply to the caller as an image. The remaining components and processes are the same as in FIG.

FIG. 4 shows a fourth embodiment of a video telephone information exchange system according to the present invention, and shows an embodiment configuration in which the second embodiment of FIG. 2 is improved. In the system shown in FIG. 2, a signal is simply transmitted from the communication system 10 to the center side receiving video phones 200 and 220 'by wireless. In the system shown in FIG. 4, the receiving video phone, the conversion server, and other data processing units. By including in the communication system, the receiver side was all wired. The telecommunication company processes the data and performs streaming service through the Internet, and the monitor side configures a system for monitoring the video / audio signal transmitted by IP connection to the Internet.

Specifically, as shown in FIG. 4, when a plurality of callers make calls to video phones 100, 100 ′ and 100 ″ (①), the telecommunication company transceiver 30 receives these radio signals with the antenna 15 ( ②) Connect the numbers (eg, 119) coming from these places in the assigned order to convert the audio and video signals for each channel in the conversion server 300 to convert them into MPEG4 data and store them (③). The video transmission / reception server (or web server, file server) 350 performs management functions such as transmission and reception of video information, and reads a file stored in real time in the video transmission / reception server 350 to perform streaming broadcasting through the Internet 20. (⑤) On the monitor side, IP connection is made to the Internet 20 to monitor the contents of multi-channel video calls (⑥) and the voice and video signals are responded to specific channels (⑦). The image transmission and reception server 350 again through the Internet and (8) through the voice transmission server 370 (8), and transmitted to the communication company transmitting and receiving equipment (30). Or 100 ").

In the system of Figure 4 by including the multi-line transmission and reception equipment 30, the conversion server 300, other video transmission and reception server 350, etc. in the communication system, without having to install the center side for wireless reception directly from the monitor side to the Internet Since it is possible to monitor the received contents through IP connection, it is possible to reduce the cost and equipment cost according to the construction of the receiving center, to maximize the performance of the system of the present invention, and to transmit it separately from the Internet voice during voice transmission. It is useful. For example, 119 can be used for emergency first aids such as hospitals and disaster control, call centers for real-time customer complaints reception, broadcasting of reporters at broadcasting stations, storage services, memos and storage of personal memories, and real-time issue marketing.

FIG. 5 shows a fifth embodiment of a video telephone information exchange system according to the present invention, and shows an embodiment configuration in which the third embodiment of FIG. 3 is improved. That is, as in the fourth embodiment of FIG. 4, the receiving side is wired by including the receiving side video phone, conversion server, and other data processing units in the telecommunication company system, and the response signal transmitted from the monitor side to the sender as in the system of FIG. The video signal is also included in the configuration.

In order to implement such a system, the video transmission / reception server 350 shown in FIG. 4 was upgraded and replaced with the video / audio transmission / reception server 360, and the video / audio transmission server 380 instead of the audio transmission server 370. It is installed in a communication company. Only a point including not only an audio signal but also a video signal is added to the response signal transmitted from the monitor side to the sender.

6 shows a configuration of the sixth embodiment, which is a modification of the fifth embodiment, and shows a system configuration using a peer-to-peer server 390 instead of a video / audio transmission / reception server. The process flow between each component is similar to that of the embodiment shown in FIG. However, since the P2P server 390 connected to the Internet is used, stream data transmission can be implemented in a P2P manner simply by installing software. That is, when the conversion server 300 converts and stores video signals from each channel into MPEG4 data (④), the P2P server 390 performs peer processing for each video phone to perform a multi-channel video / audio client / server function. (⑤⑧)

A feature of the embodiment of FIG. 6 is to process the input / output of video / audio information coming from the videophone so that the P2P server 390 recognizes the individual telephone terminals as one peer, such as a mobile videophone, a wired internet videophone, and a wireless internet image. The phone will be recognized as one P2P domain.

The technical details of the method and apparatus according to the present invention have been described in detail through specific embodiments. However, the technical scope or the protection scope of the present invention is not limited to the above embodiments and drawings, but is determined by reasonable interpretation of the appended claims.

According to the present invention, for example, when a caller photographs a scene of an injured person, a disaster situation, a surrounding situation, and sends a video call, the video of the field situation is received and streamed from the conversion server by receiving it with a video call installed in the center. The caller's voice can be directly monitored by connecting to the Internet from anywhere, and the monitor personnel can explain various instructions, first aid and evacuation instructions to the caller. Therefore, as in the conventional disaster reporting system, problems such as processing delays and processing errors due to lack of communication between the disaster site and the center can be solved, and rapid and accurate disaster handling and first aid can be solved. In addition, the system of the present invention can be applied to various fields where it is necessary to grasp an unexpected situation. For example, it can be applied to various construction sites, factory facilities, sports, facility control, exploration, etc.

Claims (11)

A method in a system comprising at least one receiving videophone for receiving a radio signal transmitted from at least one calling party videophone via a communication system, A caller making a call using the caller side video telephone, In the communication system, processing the outgoing signal and transmitting the same to the receiving videophone; Converting a video signal and an audio signal from a receiving videophone and processing the same by a streaming technique and transmitting the stream through an internet network; Monitoring the voice and video transmitted by the caller by the streaming service by making an IP connection to the Internet network; And after the monitoring, transmitting a response signal to be returned to the caller through the communication system to a caller videophone. A method in a system comprising a telecommunications transceiver transmitting and receiving equipment for receiving a radio signal transmitted from at least one caller side video telephone, A caller making a call using the caller side video telephone, Receiving and transmitting the outgoing signal, converting the received video signal and the audio signal by a streaming technique, and transmitting the stream through an internet network; Monitoring the voice and video transmitted by the caller by the streaming service by making an IP connection to the Internet network; And transmitting the response signal to the caller's video telephone through the communication service transceiver equipment after the monitoring. The information exchange method using a video telephone according to claim 1 or 2, wherein the response signal transmitted from the monitor side to the caller video signal includes an audio signal. The information exchange method according to claim 1 or 2, wherein the response signal transmitted from the monitor side to the caller video signal includes a video signal. A system comprising at least one caller side video telephone, a communication system for relaying transmission and reception of a video telephone, and at least one receiver side video telephone for receiving a signal transmitted from the caller side video telephone, When a caller makes a call using the caller's videophone, the video signal and the audio signal outputted from the receiver's videophone receiving the signal transmitted through the communication system are converted and processed by a streaming technique through an internet network. A conversion server for transmitting a stream and a monitor-side device for monitoring an audio and video transmitted by the conversion server by a streaming service by making an IP connection to the Internet network; And when the monitor-side equipment transmits a response signal to the caller to the caller, the reply signal is transmitted to the caller's videophone through the communication system. At least one caller's video call, A communication system comprising a communication company transceiver which receives the caller when the caller makes a call using the caller side video telephone, and a conversion server which converts the received video signal and the audio signal by a streaming technique and streams it through an internet network. ; Including an IP connection to the Internet network, and monitor-side equipment for monitoring the audio and video transmitted by the communication system by the streaming service, And the communication system comprises a response signal transmission server for receiving a response signal to be returned to the caller from the monitor-side equipment and transmitting the response signal to the caller videophone. 7. An information exchange system using a video telephone according to claim 5 or 6, wherein the response signal transmitted from the monitor-side equipment as a caller video signal includes an audio signal. The information exchange system using a video telephone according to claim 5 or 6, wherein the response signal transmitted from the monitor-side equipment as a caller video signal includes a video signal. 7. The information exchange system according to claim 6, wherein the communication system includes a p2p server that performs a p2p process by recognizing the video / audio signal coming from the caller's videophone as one peer. . A communication company transmitting and receiving device for receiving video and audio signals transmitted from at least one calling party's video telephone; It converts the received video signal and audio signal and processes it by the streaming technique and includes a conversion server for stream transmission through the Internet network, An IP connection is made to the Internet network, and a response signal is transmitted to the caller's video telephone by receiving a response signal to be returned to the caller from a monitor device that monitors the voice and video transmitted by the communication system by a streaming service. A communication system in an information exchange system using a video telephone, comprising a signal transmission server. The information exchange using a videophone according to claim 10, wherein the communication system includes a p2p server that recognizes the video / audio signal from the caller's videophone as one peer and performs p2p processing. Communication system in system.

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