Experience

奕斯伟

• China
• Semiconductors

• 射频设计工程师

  • May 2022 - Present

  CMOS Power Amplifier design in a project of IoT communication IC(Wi-Fi, Ble, etc) CMOS Power Amplifier design in a project of IoT communication IC(Wi-Fi, Ble, etc)



中兴

• China
• Software Development

• RF Design Engineer

  • Jul 2015 - May 2022

  --- Digital Transmitter Research (05/2021-04/2022) 1) CMOS Outphasing Power Amplifier research and simulation 2) System scheme development --- Advanced Transmitter Development (06/2017-05/2021) 1) Algorithm scheme development, including Signal Component Separator, Channel Calibration, LUT Gen, etc 2) Outphasing power amplifier/Dual-input Doherty design, simulation and debugging 3) Optimize linearity algorithm model and parameters --- RF Automation Measurement System development (06/2017-05/2021) 1) Mainly supporting Power Amplifier testing, including S-parameter, Psat, AM/PM curve, AM/AM curve, Single-tone/modulated signal testing, etc 2) A GUI developed based on PyQt5 3) Support GPIB/LAN/RS232 for KeySight and R&S instrument connection --- RF Power Amplifier design for Basestation application (07/2015-12/2016) 1) Posting-Matching Power Amplifier development for dual-band operation(1.8G~2.1G, 48.5dBm) 2) Multi-Stage Power Amplifier design for Basestation application --- Linearity Algorithm for Power Amplifier (07/2015-12/2016) 1) A project for solving the EVM issues of GaN Power Amplifiers 2) Digital PreDistortion for R8984a RRU --- Cooperation for developing Advanced Transmitter Structure (08/2017-04/2022) 1) ‘Broadband Power Amplifier’, ChongQing Unviersity 2) ‘Outphasing Transmitter Research’, NXP Corporation Show less