I am an electronic hardware and firmware engineer with rich experience in electronic products development.
My main skills are as follows:
✔ Electronic Circuit & PCB design, manufacturing and testing support.
⚡Switching power supply circuits and PCB design: DC-DC, AC-DC and DC-AC converters.
⚡LED lighting driver circuits and PCB design.
⚡High speed and multi-layers PCB design for embedded system application.
✔ Firmware development for embedded systems
⚡STM32, dsPIC, ESP32, ESP8266, nRF52xx...
⚡Wire communication Interface such as UART, SPI, Ethernet, USB, CAN, MODBUS...
⚡Wireless communication interface such as WiFi, Bluetooth, ZigBee...
✔ Radio frequency simulation and design
⚡RF Matching and PCB Antenna design for Wifi, Bluetooth, RFID, and UWB.
⚡RF Filters and Divider design
⚡RF Transceiver and Power Amplifier design
I always do my best to deliver the qualified result at reasonable price and on time.