Visible intercom door inhibition apparatus with simple installation

A simple installation and door-to-door technology, which is applied in the field of video communication intercom, security control and voice, can solve the problems of low trouble-free working time, easily disordered line sequence, and insufficient practical functions.

Inactive Publication Date: 2009-06-17
林文
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0002] The existing security video intercom systems come in various forms, but most of the practical functions are not comprehensive enough, and these devices mostly use audio, video, power and digital signals for communication, which makes the connection lines of the whole device complicated. , the line sequence is easy to be disordered, so the mean working time between failures is not high, and most of the faults are reflected in the cables

Method used

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  • Visible intercom door inhibition apparatus with simple installation
  • Visible intercom door inhibition apparatus with simple installation
  • Visible intercom door inhibition apparatus with simple installation

Examples

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Embodiment Construction

[0013] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

[0014] Such as figure 1 As shown, the present invention discloses a video intercom access control device with simple installation, including an outdoor station and one or more layer devices; the door phone and one or more layer devices are connected by a Ethernet cables are connected in turn; by figure 2 It can be seen that the outdoor station includes a CPU and a complete machine outlet connector; the CPU is connected with a communication circuit, a voice call circuit, a video encoding drive circuit, and a card reader circuit; The connector is connected; the outlet connector of the whole machine is connected with the output end of the communication circuit and the video coding drive circuit; the CPU described in this preferred embodiment adopts the single-chip microcomputer of PIC18F45J10 series, and the described card reading circuit adopts U2270B ...

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Abstract

The invention relates to a visual intercommunication entrance guard device with simple installation, which comprises an entrance machine and one or a plurality of quantizers, wherein the entrance machine is orderly connected with a plurality of the quantizers through an Ethernet cable. The device is characterized in that the entrance machine and the quantizers comprise a CPU and a complete machine wire leading-out connector, and the visual intercommunication system whose installation is realized through a sound communication circuit, a video coding and driving circuit, a card-reading circuit and the like.

Description

technical field [0001] The invention relates to the field of security control and voice and video communication intercom, in particular to a visual intercom access control device with simple installation. Background technique [0002] The existing security video intercom systems come in various forms, but most of the practical functions are not comprehensive enough, and these devices mostly use audio, video, power and digital signals for communication, which makes the connection lines of the whole device complicated. , the line sequence is easy to be disordered, so the mean working time between failures is not high, and most of the faults are reflected in the cables. Contents of the invention [0003] The purpose of the present invention is to provide a visual intercom access control device that is easy to install. The device is connected by an Ethernet cable, the interface is clear and concise, and each module is independent. It not only has a large storage capacity, but ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04N7/18H04N7/10H04N7/26H04M11/06
Inventor 林文
Owner 林文
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