RF characterization engineer 2022年5月16日 by 速通半导体 JOB RESPONSIBILITIES:Do RF characterization for RF chip-set or RF part (PHY) of SOCImplement auto measurement tool for the characterization along with various equipmentExtract and optimize all characteristics of the RF transceiverTX: EVM, OIP3, Output power, Carrier leakage, SSB, Spectrum mask, RF gain table generation etc.RX: EVM (SNR), IIP2, IIP3, NF, DC offset, IRR, RF&BB gain table generation etc.PLL: PN, Kvco, Lock range etc.Do it per channel per temperatureDo RF calibration for RF chip-set or RF part (PHY) of SOCImplement power-on calibration functions which will be done at power up normally.TX carrier leakage, TX SSB, RX DC, RX IMB, etc.Support mass production test (ATE) setup for RF part of chip-set.RF test item development support.Yield and efficiency improvementImplement factory calibration tool which will be done during mass production.TX power calibration, RSSI calibration, XTAL calibration etc.Support RF(System) board developmentReview schematic and layoutSupport Performance tuningSupport Modem function/performance verificationRX/TX performance measurementDESIRABLE SKILLS:Proficient in Related equipment: Spectrum Analyzer, Signal Generator, Oscilloscope,Non-signaling/Signaling tester, etc.Proficient in related tools & language: VEE, Labview, c++, c#, Python, etc. 立即申请 姓名*性别*男女岗位*电话*Email 简历*EmailThis field is for validation purposes and should be left unchanged. Name*Gender*MaleFemalePosition*Email* PhoneResume*CommentsThis field is for validation purposes and should be left unchanged. Previous articleRF System engineerNext article QRA automation Engineer