Designed the controller using heat and ultrasound to apply cosmetics to the skin. 500,000 made in 6 months with a 0.1% failure rate.
Consumer, Electrical Engineering, Hardware, Firmware, C Programming Language, Analog Mixed Signal, Architecture, Digital, DFM, PCB Layout, Sensors, Temperature, Ultrasound, Control, BLE, Battery, Broadcom 20736, PIC16F, Piezoelectric, Heater