Communication method of video intercom access control system

Abstract

The present invention relates to a video intercom access control system, a communication method thereof and a multi-functional terminal thereof. The video intercom access control system includes an outdoor video intercom access controller and the multi-functional terminal, wherein the multifunctional terminal includes a main control unit and a wired telephone circuit, a touch-screen device, a microphone / telephone receiver, a hands-free microphone, a hands-free speaker and a buzzer connected with the terminal, and a first wireless transmission module; the outdoor video intercom access controller is connected with a second wireless transmission module; in the multi-purpose terminal, an access audio signal and a telephone audio signal can be collected by the microphone / telephone receiver and / or the hands-free microphone, and output by the microphone / telephone receiver and / or the hands-free speaker; and the access video signal is output and displayed through the touch screen device. By the implementation of the present invention, the audio and video communications with the outdoor video intercom access controller can proceed by using the multi-function terminal, and calls can be answered and made, thereby the cost of the device is reduced, office space is saved, and the operation is easy.

Description

technical field [0001] The invention relates to an access control and communication system, and more specifically, to a video intercom access control system, a communication method thereof, and a multifunctional terminal. Background technique [0002] In ordinary micro companies, telephones and access control systems are necessary communication equipment, and clerks are usually responsible for answering and operating them. At present, the access control is installed on the wall at the door, and the clerk must go to the door for operation. Although many products have a remote control for opening the door, they cannot communicate with visitors, which brings inconvenience to the clerk. In fact, it has caused a situation where people come and drive, which brings hidden dangers to the company's safety. Some wireless video intercom access control solves this problem, but the indoor unit of the wireless video access control system occupies a part of the desk area of ​​the clerk, a...

AI Technical Summary

Problems solved by technology

[0007] Another technical problem to be solved by the present invention is to provide a communication system in the visual intercom access control system for the defect that an independent indoor unit must be installed in the visual access control system in the prior art, which makes it inconvenient for the user to operate or takes up space. Method, so that the access control audio call and the telephone audio call can be carried out at the same time

[0008] Another technical problem to be solved by the present invention is to provide a multifunctional terminal which can be used with outdoor Video intercom access controller for audio and video communication, and can answer and make calls

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