Palm vein identification intelligent building visible intercom system

Abstract

The invention discloses a palm vein identification intelligent building visible intercom system. The palm vein identification intelligent building visible intercom system comprises a power supply, a power supply driving circuit, a palm vein collection circuit, an SD card, an SD card interface circuit, a single-chip microcomputer, an LCD display circuit, an LCD display screen, an audio output circuit, a loudspeaker, an RS232/485 communication conversion circuit and an access controller. The power supply is connected with the single-chip microcomputer through the power supply driving circuit. The palm vein collection circuit is connected with the single-chip microcomputer. The SD card is connected with the single-chip microcomputer through the SD card interface circuit. The single-chip microcomputer transmits intercom visible information to an LCD display screen through the LCD display circuit and is connected with the access controller through the RS232/485 communication conversion circuit. The access controller controls the on-off state of a door. The single-chip microcomputer controls logic communication between palm vein identification and circuits. According to the invention, the palm vein biological identification technology is adopted, users can be accurately identified, an access control system is accurately controlled, and the safety of a district is ensured.

Description

technical field [0001] The invention belongs to the field of biometric identification, and more specifically relates to a palm vein identification intelligent building visual intercom system for intelligent identification. Background technique [0002] The access controller is a new type of modern security management system, which integrates microcomputer automatic identification technology and modern security management measures. It involves many new technologies such as electronics, machinery, optics, computer technology, communication technology, and biotechnology. It is an effective measure to solve the security management of the entrance and exit of important departments. Applicable to various confidential departments, such as banks, hotels, computer rooms, armories, confidential rooms, offices, intelligent communities, factories, etc. [0003] The access control system is a system that controls the entrance and exit passages, manages who can enter and exit those doors...

AI Technical Summary

Problems solved by technology

The disadvantages of the above technologies are: the acquisition equipment has special

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