KR20060085718A - Home network system for control of video device - Google Patents

Abstract

A remote controller for controlling the video device; A power controller for grasping and providing a power control applied to the imaging device and a power supply state; Outputs a predetermined control signal to the remote controller and the power controller according to a command from an external remote controller connected through a web, and controls the application state of the video or audio signal output from the video apparatus and the power provided from the power controller. A home gateway (home server) provided on the web; It is possible to construct a home networking system having a surveillance / security function or a video viewing function by consisting of a management server that manages user access to the home gateway (home server) through the remote controller while managing user information.

Video Equipment, Home Networking, Home Gateway

Description

HOME NETWORK SYSTEM FOR CONTROL OF VIDEO DEVICE             

1A is a conceptual diagram for explaining a conventional home automation system.

1B is a conceptual diagram for explaining a home networking system of a conventional home server type.

1C is a conceptual diagram for explaining a home security system of a conventional web camera type.

2 is a conceptual diagram of a home networking system for controlling video equipment according to the present invention;

3 is a block diagram of a home gateway in accordance with the present invention;

* Explanation of symbols for main parts of the drawings

210: remote controller 220: internet network

230: management server 240: home gateway (home server)

250: communication network 260; Infrared transmitter

270: power controller 280: home networking equipment (video equipment)

281: CCD camera 282: TV

283: DVD player 284: door phone

285: video phone 310: multiplexer

320: signal processor 321: video decoder

322: video codec 323: audio codec

330: control unit 340: first interface unit

350: second interface unit 360: memory

370: switch 380: amplifier

390: speaker 400: microphone

The present invention relates to a home networking system, and more particularly, to a home networking system that can remotely control a video device or control a power supply of a video device.

In general, a home network means configuring various types of electronic devices provided in a home into one network using a predetermined gateway. Looking at a conventional home networking system connected to a video electronic device (hereinafter, referred to as an "imaging device") such as a camera, a television, etc., a home automation type of the type shown in FIG. 1A and a home server of the type shown in FIG. 1B Type and a web camera type of the type shown in FIG. 1C. The home automation type shown in FIG. 1A displays an image from a door phone 110 installed at a front door on a screen of a video phone 120 installed in a home, and a two-way call between the door phone 110 and the video phone 120 is performed. Although possible, there is a problem that can not transmit the image to the remote.

The home server type shown in FIG. 1B checks the image from the door phone 130 through the home server 140 having the LCD for checking the image and the home automation (HA) function, and enables two-way communication. In addition, the home server 140 may be connected to the Internet network to control the home networking device 150, which is a video device connected to the home server 140 via a network at a remote location. However, this home server type has a limitation due to the use of the memory in the home server 140 to store and play the video and audio of the visitor, and when a new home server is installed to build home networking, it is previously installed. There is a problem that the home automation system that is present is meaningless.

The web camera type shown in FIG. 1C is capable of monitoring a remote image by connecting to a corresponding IP on the Internet with a web camera 160, and some web cameras 160 have an analog video input terminal to provide a predetermined web page. Provides video service In the place where the internet is connected to the video service is available. However, when such a web camera type is installed in a home, there is a risk of invasion of privacy due to hacking, and there is no method of automatically shutting off the power of the web camera 160. There is no method for controlling A / V devices separately even when a predetermined A / V device is connected to the video input terminal.

Accordingly, the present invention is to solve the above problems, a home networking system for controlling a video device that can use the image output from the video device in a variety of forms while controlling the video device or controlling the power of the video device from a remote location The purpose is to provide.

In order to achieve the above object, a home networking system for controlling a video device according to the present invention comprises: a remote controller for controlling a video device; A power controller for grasping and providing a power control applied to the imaging device and a power supply state; Outputs a predetermined control signal to the remote controller and the power controller according to a command from an external remote controller connected through a web, and controls the application state of the video or audio signal output from the video apparatus and the power provided from the power controller. A home gateway (home server) provided on the web; It consists of a management server that manages the user's access to the home gateway (home server) through the remote controller while managing user information.

Here, the home networking system, a plurality of video devices are connected to the home gateway, the home gateway is a multiplexer for selectively receiving the video or audio signals output from the plurality of video devices in accordance with a predetermined control signal; ; A signal processor for digitally processing the video or audio signal output from the multiplexer; A first interface unit for interfacing a signal transmitted on or received from the web; A second interface unit for interfacing a signal transmitted to or received from the remote controller or the power controller; Outputs a predetermined control signal to the remote controller or a power controller through the second interface unit or a predetermined control signal to the multiplexer according to a command of the remote controller, and receives a digitally processed video or audio signal from the video device. A control unit for outputting a web through the first interface unit; It is preferable to include a memory for storing the control firmware and the web page data while interworking with the control unit. The home gateway includes a handset for an Internet telephone (VoIP) call; The apparatus may further include a switch unit for selecting a call mode for the call to the handset unit, and the controller may provide an internet phone service environment when the call mode is selected through the switch unit.

Hereinafter, with reference to the accompanying drawings will be described in detail the present invention.

2 is a conceptual diagram of a home networking system for controlling a video device according to the present invention. As shown in FIG. 2, the home networking system serves as a gateway between the management server 230, an external internet network 220, and an internal communication network 250 such as RS-485 / RF / PLC / LAN. A gateway 240 and an internal communication network 250 connected to the home gateway 240 to connect a CCD camera 281, a television 282, a DVD player 283, a door phone 284 / video phone 285, Infrared transmitter 260 for controlling various video devices 280 and power control applied to the video device 280 and whether the power applied to the video device 280 is determined to provide to the home gateway 240 A power controller 270 is provided.

The management server 230 performs a connection and security function between the remote controller 210 and the home gateway 240. That is, while managing the user information, the user authenticates the legitimacy of the user when the user accesses the home gateway 240 with a remote controller 210 such as a PC, a mobile phone, and a PDA. The home gateway 240 outputs a predetermined control signal to the infrared transmitter 260 and the power controller 270 when a predetermined command is given through the connected external remote controller 210. Information on the video or audio signal received from 280 and the power supply state provided from the power controller 270 is provided on the web.

The infrared transmitter 260 is a remote controller using infrared rays, and controls a channel, a volume, and the like of the image device 280 with a predetermined control signal received from the home gateway 240. That is, after the control signal is set in advance in the infrared transmitter 260, when a predetermined control signal is received from the home gateway 240, the infrared rays corresponding to the control signal are transmitted to the corresponding video device 280 to be controlled. In addition, the power controller 270 not only controls the on / off of power applied to the corresponding video device 280 according to a predetermined control signal received from the home gateway 240, but also the video device 280. The home gateway 240 is provided with a status of whether power is applied to the home gateway 240.

3 is a block diagram of a home gateway according to the present invention. As shown in FIG. 3, the home gateway includes a multiplexer 310 for selecting a specific signal from various signals, a signal processor 320 for digitally processing a signal output from the multiplexer 323, and a predetermined signal. A first interface unit 340 and a second interface unit 350 for interfacing the control unit, a control unit 330 for generating a predetermined control signal according to a command of a remote controller, a memory 360 for storing predetermined data, and , An amplifier 380, a speaker 390, and a microphone 400 for use as a handset.

The multiplexer 310 is a door phone / video phone channel terminal 311, a DVD player channel terminal 312, a television channel terminal 313, and a camera channel terminal 314 according to the control signal of the control unit 330 Performs a multiplexer function to selectively receive the video or audio signal input through. The signal processor 320 digitally processes the image signal output from the multiplexer 323 through the video decoder 321 and the video codec 322, and processes the audio signal through the audio codec 323. Digital processing.

The first interface unit 340 interfaces a predetermined signal transmitted to the outside through a LAN or received from the outside through the LAN, and the second interface unit 350 is a controller for an image device such as a remote controller or a power controller. Interface a predetermined signal transmitted to or received from the controller for the video apparatus. The memory 360 interoperates with the controller 330 to store control firmware and webpage data. The amplifier 380, speaker 390, and microphone 400 are used as handsets for Internet telephony. The switch unit 370 is used by the user to select a call mode for making an internet phone call with another user of the remote controller using the amplifier 380, the speaker 390, and the microphone 400. For example, an internal user can be used to request an internet phone call from an external remote controller user or to accept a requested internet phone call from an external remote controller user.

The control unit 330 is a signal for controlling a predetermined video device or a power applied to a predetermined video device through the second interface unit 350 as a controller for a video device when a command is given through a remote controller. Or a signal for selectively receiving a video or audio signal output from a plurality of video devices to the multiplexer 310. In addition, the video or audio signal received from the video device through the multiplexer 310 is output to the web through the first interface 340.

In order to help the understanding of the present invention, a specific embodiment utilizing the home networking system according to the present invention will be described. First, in the case of using the CCD camera for monitoring, the camera is powered on by the power controller only when it is set to a predetermined security mode for privacy while operating the CCD camera image on the initial screen on the web page. Can be controlled. If you install a Pan / Tilt / Zoom-enabled camera, you can control the Pan / Tilt / Zoom function using the RS-485 communication line. In addition, if a combination of the fuselage sensor is used, a text message can be transmitted to a mobile phone when an object is detected and the camera image can be stored. In case of using the remote controller and internet phone service, the user can select a phone call mode and make a call through the microphone and speaker provided.

Second, look at the case of using the door phone for the visitor confirmation, you can check the still image of the visitor through the mobile phone. That is, when the button of the door phone installed in the door is pressed, the still image captured by the camera embedded in the door phone is converted into a format that can be displayed on the mobile phone by the management server and transmitted to the mobile phone by WAP. At this time, a text message may be transmitted to the mobile phone in advance to notify the visitor. In addition, visitors' videos can be checked on the web. That is, when the button of the door phone installed in the door is pressed, the camera embedded in the door phone transmits the captured video to the web. At this time, the visitor may be notified in advance by a predetermined message and an alarm sound on the screen of the remote PC. Therefore, visitors can be checked while watching a video in real time.

In order to access the home gateway with a remote controller, a user must input a predetermined ID and password.In a memory area allocated to each user, a predetermined video or audio signal is stored for each event. It can be operated to make it possible.

Thirdly, when a TV or a DVD player is used for video viewing from the outside, a control signal such as a channel or a volume is learned by the infrared transmitter, and a predetermined command instructed by the remote controller is received when the command is received from the home gateway. While controlling a television or a DVD player with a control signal, the corresponding video can be watched with a remote controller.

On the other hand, although the home networking system for controlling the video device according to the present invention has been described according to a limited embodiment, the scope of the present invention is not limited to the specific embodiment, it will be apparent to those skilled in the art in connection with the present invention. Various alternatives, modifications, and changes can be made within the scope of this.

According to the present invention, it is possible to store or view the video signal output from the video device while controlling the power of the video device or to operate the video device at a remote location, and various forms utilizing the video device (monitoring, security function, video viewing function) Build your home networking system.

Claims (4)

A remote controller for controlling the video device; A power controller for grasping and providing a power control applied to the imaging device and a power supply state; Outputs a predetermined control signal to the remote controller and the power controller according to a command from an external remote controller connected through a web, and controls the application state of the video or audio signal output from the video apparatus and the power provided from the power controller. A home gateway (home server) provided on the web; A home networking system for controlling a video device comprising a management server for managing user information and managing a user's connection to the home gateway (home server) through the remote controller. The method of claim 1, A plurality of video devices are connected to the home gateway, The home gateway includes: a multiplexer for selectively receiving video or audio signals output from the plurality of video devices according to a predetermined control signal; A signal processor for digitally processing the video or audio signal output from the multiplexer; A first interface unit for interfacing a signal transmitted on or received from the web; A second interface unit for interfacing a signal transmitted to or received from the remote controller or the power controller; Outputs a predetermined control signal to the remote controller or a power controller through the second interface unit or a predetermined control signal to the multiplexer according to a command of the remote controller, and receives a digitally processed video or audio signal from the video device. A control unit for outputting a web through the first interface unit; And a memory for storing the control firmware and the web page data while interworking with the control unit. The method of claim 2, The multiplexing unit includes a door phone / video phone, a DVD player (including a VCR), a camera, and an audio / video input terminal of a television. The method of claim 2, The home gateway includes a handset for an internet telephone call; Further comprising a switch unit for selecting a call mode to talk to the handset, And the control unit provides an internet telephony service environment when a call mode is selected through the switch unit.

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