Invention Grant
- Patent Title: Dual sensor lighting controller with 1-button remote control
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Application No.: US15200982Application Date: 2016-07-01
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Publication No.: US09674932B1Publication Date: 2017-06-06
- Inventor: Tom O'Neil , Lee Chiang
- Applicant: EPtronics, Inc.
- Agent Clement Cheng
- Main IPC: H05B37/00
- IPC: H05B37/00 ; H05B37/02

Abstract:
A dual sensor lighting controller has an AC input rectifier that includes an EMI filter, and an isolated AC-to-DC converter for 12 VDC and 5 VDC supplies, and a mechanical relay to control output AC Line voltage for the lighting device. The lighting controller also includes a motion PIR sensor, an internal photo sensor, an external photo sensor and an infrared receiver configured to receive signals from a remote control. The remote control is a handheld battery operated infrared remote control. Two wires provide 0-10 VDC dimming and a microcontroller preferably includes proprietary firmware controls. The microcontroller is connected to and reads PIR, internal or external photo sensors signals. The microcontroller has a clock that counts internal timing to control an output of the lighting device by a mechanical relay together with 0-10 VDC dimming control to save Electrical energy by activating or deactivating the output AC Line voltage.
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