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Apple Senior Wireless System Engineer – DSP Radio systems United States, California, San Diego 426279832
28.03.2024
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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 RF and analog components/modules composited of wireless communication systems, the possible impairments from those components, and the corresponding calibration and impairment reduction methods/algorithms.
- Digital predistortion, crest-factor reduction, nonlinear crosstalk/interference cancellation, and real-chip bring-up in lab.
- MATLAB, Python and/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.).
- Basic understanding of communication theory and signal processing related algorithms design (such as timing recovery, signal estimation and detection, automatic gain control, channel estimation, equalization, coding theory, etc.)
- Knowledge in existing wireless communication protocols: 5G-NR/LTE/WCDMA/GSM, 802.11 WiFi, and/or Bluetooth/BLE - a plus
- Circuit design theoretical and hands-on experience - a plus.
Description
In this role, core responsibilities include, but are not limited to, the following:•Investigate algorithms and processing structures for digitally aided radio/analog system architectures for enhanced performances.•Investigate algorithms to alleviate various RF and analog impairments, and design calibration and correction methods to allow the improved performance.•Design and simulate innovative wireless communication systems for very high data rate applications.•Architect HW/FW/SW partitioning of various calibrations for area and time efficiency.•Implement system models of the analog front-end design, impairments and come up with right controls and calibrations in C and MATLAB for the end-to-end optimal system performances.•Work with digital designers to realize these methods with power and area efficient digital implementations.•Work with firmware designers to realize these methods with high efficiency software implementation, and possibility hardware acceleration.•Bring up, test and characterize real silicon with relevant implementation in lab.
Education & Experience
BS and 10+ years of relevant experience required. MSEE/PhD preferred
Pay & Benefits
- At Apple, base pay is one part of our total compensation package and is determined within a range. This provides the opportunity to progress as you grow and develop within a role. The base pay range for this role is between $161,700.00 and $284,900.00, and your base pay will depend on your skills, qualifications, experience, and location.Note: Apple benefit, compensation and employee stock programs are subject to eligibility requirements and other terms of the applicable plan or program.
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