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 language | English |
|---|---|
| Title of host publication | 2019 IEEE Eurasia Conference on IOT, Communication and Engineering, ECICE 2019 |
| Editors | Teen-Hang Meen |
| Publisher | Institute of Electrical and Electronics Engineers Inc. |
| Pages | 358-361 |
| Number of pages | 4 |
| ISBN (Electronic) | 9781728125015 |
| DOIs | |
| State | Published - Oct 2019 |
| Event | 2019 IEEE Eurasia Conference on IOT, Communication and Engineering, ECICE 2019 - Yunlin, Taiwan Duration: 3 Oct 2019 → 6 Oct 2019 |
Publication series
| Name | 2019 IEEE Eurasia Conference on IOT, Communication and Engineering, ECICE 2019 |
|---|
Conference
| Conference | 2019 IEEE Eurasia Conference on IOT, Communication and Engineering, ECICE 2019 |
|---|---|
| Country/Territory | Taiwan |
| City | Yunlin |
| Period | 3/10/19 → 6/10/19 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 7 Affordable and Clean Energy
Keywords
- electromagnetic lock
- laser pointer
- sound recognition module
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