Over forty years of academic and engineering experience and twenty years of expert witness experience in computer science, software development, embedded systems, enterprise software, and especially signal processing for audio and music technology. Expertise in products and application areas as diverse as streaming media systems, mobile/handheld devices, email systems, factory automation equipment, interactive databases, MPEG audio compression, on-line gaming, music composition systems, digital camera hardware and software, digital audio hardware and software technologies, compilers, filesystems, and operating systems.

Formal Education

  • Doctor of Music Arts (digital audio and computer music), Stanford
  • Bachelor of Arts in Music, San Francisco State University

Career Highlights

  • Software architect for a digital audio media project at a major technology company where he developed the 48-track pro-audio recording system for authoring next-generation media, including advanced audio formats and optical media
  • Former instructor for a graduate sequence in computer science, digital audio computer music at a leading research university
  • While at a major technology company, wrote user manuals for a pioneering personal computer system including for the use of the Fortran and Basic programming languages
  • Conducted original research in computer architectures and software for digital signal processing of music and musical performance and wrote numerous scholarly articles for various publications
  • Specified, architected, and implemented a track-based recording system for automatic dialog replacement (ADR) and Foley sound effects

Expert Qualifications

  • Expert witness at testimony and deposition in litigation involving Apple, Samsung, Yamaha, Microsoft Research in Motion, TiVo, HTC and XM Satellite Radio
  • Consulting expert in the patent infringement case Mirror Worlds v. Apple in U.S. District Court for the Eastern District of Texas

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Frequently Asked Questions

What types of cases can this expert support?

This expert brings twenty years of testimony experience to signal processing, consumer electronics, embedded systems, and enterprise software. They've testified in cases involving Apple, Samsung, Yamaha, Microsoft, TiVo, HTC, and XM Satellite Radio, plus served as consulting expert in Mirror Worlds v. Apple. They can support disputes around audio hardware, streaming systems, compression, and firmware.

What is this expert's technical background?

They hold a doctorate in digital audio and computer music from Stanford and have forty years in academia and industry. They architected Sony's Super Audio CD authoring system (48-track pro-audio, SACD/DSD recording), taught computer science and digital audio at UC San Diego, and conducted original research in digital signal processing. They also wrote user manuals for the original Apple II.

What technologies does this expert specialize in?

They work with C, C++, compilers, data compression, digital music, filesystems, streaming media, real-time computing, and operating systems. Their background spans MPEG audio, DVD/Blu-Ray, and systems for recording, playback, and processing digital audio in both consumer and professional contexts.