Electronic entrance guard system of residential area

Abstract

The invention provides an electronic entrance guard system of a residential area. The electronic entrance guard system comprises a control unit, a calling unit and a plurality of answering units, wherein the calling unit is used for inputting calling information; the control unit is used for starting one of the answering units according to the calling information input by the calling unit and is also used for comparing a received input calling signal with a plurality of pieces of preset calling information after receiving the input calling signal from a password input part and a digit information input part; if the received input calling signal is consistent with one of the multiple pieces of the preset calling information, the control unit switches on the answering unit of the multiple answering units, which corresponds to one of the multiple pieces of the preset calling information consist with the received input calling signal; if the received input calling signal is not consistent with any piece of the preset calling information in the multiple pieces of the preset calling information, the control unit does not switch on any answering unit.

Description

technical field [0001] The invention relates to the communication field and the safety monitoring field, and more specifically, the invention relates to an electronic access control system for a residential area. Background technique [0002] The access control system (Entrance Guard / Access Control) is an entrance and exit control system, which is a system that controls the entrance and exit passages. [0003] The functions of the access control system include: 1. Management of access authority; 2. Access control recording function; 3. Real-time monitoring function; 4. Abnormal alarm function; 5. Fire alarm monitoring linkage function; 6. Network setting management monitoring function, etc. [0004] Nowadays, many buildings, companies and even families have adopted various electronic access control systems to protect security. [0005] Electronic access control systems are widely used for security in residential areas. [0006] There are residential electronic access contr...

AI Technical Summary

Problems solved by technology

[0007] However, in the process of using the electronic access control system in the residential area, various problems will be encountered. One of the more prominent problems is that the thieves who expect to steal the houses in the residential area will pretend to call the residents through the calling system at the door of the residential area. So as to determine whether there is a room; specifically, if someone answers the call in a room, it means that there is someone in the room, and if there is no answer in the room that is called, it means that there is no one in the room

In this way, the information about whether the residents in the residential area are at home will be leaked

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