Profilbillede af ShunJohn
@ShunJohn
Flag for China Dalian, China
Medlem siden 26. december 2017
1 Anbefalinger

ShunJohn

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I am a expert having good experience in schematic circuit, PCB design branch and software. I am using Altium design tool for schematic circuit and PCB design. I have been working in Embedded system including wireless network and several MCU and CPU for last 10 years. Also I developed small and large industrial UPS using DSP and FPGA. And I developed industrial Grid-Connect inverter and CNC unit including industrial fieldbus. I have developed several portable electronic devices that needed the battery charging and management.
$25 USD/hr
12 anmeldelser
5.2
  • 100%Jobs udført
  • 33%Indenfor Budget
  • 62%Til Tiden
  • 13%Genansættelsesfrekvens

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Uddannelse

Bachelor of engineer

2008 - 2013 (5 years)

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