Visual doorbell system

A kind of technology of doorbell and signal transmission system

Active Publication Date: 2009-06-24
HAIER GRP CORP +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

But there are still some deficiencies in the video doorbell system of the prior art: firstly, the TV set cannot output the TV program that the user is watching when displaying outdoor video information; secondly, it can only transmit audio and video signals in a wired form; The control signal is also transmitted in a wired manner, which requires the development of a special transmission format, etc., and the cost is relatively high
In addition, when the TV is turned off, it is necessary to control the TV to turn on, otherwise the transmission of audio and video signals cannot be realized

Method used

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Examples

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Embodiment Construction

[0037] see figure 1 , the video doorbell system of the present invention includes an outdoor unit 110 , a wireless sending unit 120 , a home audio and video distributor 130 , a gateway 140 , a TV set 150 and a controller 160 .

[0038] The outdoor unit 110 is used to generate prompt information when a visitor presses the doorbell, and send it to the gateway 140 according to the home network communication standard; generate audio and video signals according to the scene at the door; and execute the action of setting / removing the access control according to the user's control signal.

[0039] The wireless sending unit 120 is used for sending the audio and video signals from the outdoor unit 110 to the TV 150 in a wireless manner.

[0040] The home audio and video distributor 130 sends the audio and video signals from the outdoor unit 110 to the TV 150 in a wired manner.

[0041] The wireless sending unit 120 and the home audio and video distributor 130 form a signal transmissio...

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PUM

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Abstract

The system comprises a out-door device, a signal transmission system, an in-home display and controller and a gateway. The out-door device is used to generate a prompt message when a visitor presses the door bell and sends it to the gateway; generating an audio and video signals according to the case at the door; executing the operation of opening the door or keeping the door close according to the door control signal from user through the gateway; the controller is used to receive the door control signal; the gateway is used to send the instruction for indicating the state of out-door device and to forward the door control signal from user to the out-door device; the in-home display is used to display the state of the out-door device, and to display the audio and video signals.

Description

technical field [0001] The invention relates to a video doorbell system, in particular to a video doorbell system using a television for display. Background technique [0002] With the development of society and technology, the application of video doorbells is becoming more and more extensive. There are many types of traditional video doorbell systems, usually including an outdoor unit and an indoor unit. The outdoor unit and the indoor unit perform signal transmission and interaction through a dedicated cable, and the indoor unit is usually installed at a fixed location in the room, so users usually need to move to a fixed location. The scene at the door can only be seen from the indoor unit side; and the traditional video doorbell system also has defects such as requiring special wiring. [0003] In order to save the user from the trouble of walking and increase the comfort and safety of the product, a video doorbell system combined with a TV has appeared in the prior ar...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H04N7/18H04L12/28
Inventor 李莉郭义合迟永昕杨玉春高明新刘恩洊刘丰伟
Owner HAIER GRP CORP
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