Job Description
Job ID: 88738
Department Description: Engineering Development team in Motorola iDEN designing and manufacturing Mobile phones for Nextel. Audio team works with Mechanical, Electrical, and Software teams to develop high quality Audio (Transducer, louad speakers, microphones) within the phone design for maximum performance.
Responsibilities/Expectations: Be responsible for acoustic and audio design of mobile communications devices from conception to mass production.
Work with mechanical, electrical, and software development teams to insure all handset audio requirements are defined and met as a product matures through various phases of development.
Improve Lab test capabilities by acquiring new test equipment or methods, conducting gauge repeatability and reproducibility analysis, documenting test procedures, and correlating various audio test labs.
Utilize advanced simulation tools for predicting transducer response when integrated into cellular phone and 2-way radio housings.
Work and coordinate with vendors to develop microphones, earpiece receivers, and micro-loudspeakers for use in mobile handsets.
Knowledge Skills: Understanding of digital signal processing techniques - FIR/IIR digital filtering, multi-channel noise suppression, critical band filters (Bark scale), compression (single- and multi-band), loudness computation (Zwicker, Moore & Glasburg).
B.S. or M.S degree in Acoustics or similar relevant field.
Hands-On experience conducting acoustic data measurement and analysis to develop cellular phones..
Basic Qualifications: - Minimum Bachelors degree
Minimum 5+ years with micro-acoustic components, simulation and analysis methods
Minimum 5+ years digital signal processing
Job Requirements
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