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Mobile Phone Audio Combined with Self-Made Laser Light Transmission Frequency Wireless Actuated Electromagnetic Lock

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

This research project is to play music through the smart phone sound hole, and then to connect special-made Laser pointer to smart phone 's music plug. The Laser pointer will light up when the smart phone 's music starts playing. The result is that the music frequency is loaded into the light frequency. When solar panel receives light, it converts the frequency of the light signal into an electrical frequency signal. The current is amplified through the power amplifier and then the amplified current flows in sound recognition module. The sound recognition module performs audio comparison on the set sound signal, and after the comparison is correct, the output voltage activates the electromagnetic switch on the door to open or close. The main purpose of the present research is to provide an acousto-optic control lock device for performing electrical signal conversion on a specific sound command signal by an acousto-optic conversion module, thereby improving the reliability and safety of opening or closing the door lock.

Original languageEnglish
Title of host publication2019 IEEE Eurasia Conference on IOT, Communication and Engineering, ECICE 2019
EditorsTeen-Hang Meen
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages358-361
Number of pages4
ISBN (Electronic)9781728125015
DOIs
StatePublished - Oct 2019
Event2019 IEEE Eurasia Conference on IOT, Communication and Engineering, ECICE 2019 - Yunlin, Taiwan
Duration: 3 Oct 20196 Oct 2019

Publication series

Name2019 IEEE Eurasia Conference on IOT, Communication and Engineering, ECICE 2019

Conference

Conference2019 IEEE Eurasia Conference on IOT, Communication and Engineering, ECICE 2019
Country/TerritoryTaiwan
CityYunlin
Period3/10/196/10/19

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • electromagnetic lock
  • laser pointer
  • sound recognition module

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