Senior Wireless System Engineer - DSP for Power Amplifier Linearization
Apple
This job is no longer accepting applications
See open jobs at Apple.See open jobs similar to "Senior Wireless System Engineer - DSP for Power Amplifier Linearization" Ellis H-1B.Key Qualifications
- Extensive experience in designing relevant signal processing for wireless communications systems.
- Proven track record of optimization algorithm and its applications to RF calibration
- Good understanding of the methods to estimate various RF impairments via direct equipment measurement or self-testing via loopback.
- Experiences in digital predistortion, crest-factor reduction, nonlinear crosstalk/interference cancellation, and real-chip bring-up in lab
- MATLAB or Python or C/C++ for algorithm development, modeling and simulation.
- Hands on experience on lab testing and characterization (such as spectrum analyzer, signal generator, signal analyzer, power meter, etc.).
- Some understanding of RF and analog components/modules composited of wireless communication systems, the possible impairments from those components, their impact to MIMO OFDM signals, and the corresponding calibration and impairment reduction methods/algorithms.
- Preferred to understand communication theory & signal processing related algorithms design (such as timing recovery, signal estimation and detection, automatic gain control, channel estimation, equalization, coding theory, etc.)
- Preferred to have some knowledge in existing wireless communication protocols: 5G-NR/LTE/WCDMA/GSM, 802.11 WiFi, and/or Bluetooth/BLE
- Course works and experience in circuit design – a plus
Description
Education & Experience
Additional Requirements
Pay & Benefits
This job is no longer accepting applications
See open jobs at Apple.See open jobs similar to "Senior Wireless System Engineer - DSP for Power Amplifier Linearization" Ellis H-1B.