John M. Strawn Ph.D. , S Systems, Inc.

Profile:
Three decades experience: R&D engineer, engineering manager, independent consultant in digital signal processing, especially audio, music, compression.
Litigation support for over 10 years: audio, music, graphic, and processor architecture. Expert witness, expert reports, prior art, infringement.
DSP software: assembly language (assembler), C, C++, Fortran, Algol.
Bilingual in German.
FFT, DCT, DTMF, speech synthesis, AC-3, MP-3, AAC, MPEG, reverbation, compressor, filter, flanger, 3-d audio (Dolby surround).
Music synthesis (additive, wavetable, FM).
DSP architectures: Motorola 56000, 56300 and 56800; Texas Instruments TMS320C10, TMS320C54; Analog Devices 2100,2181, TigerSharc; VLIW; Hitachi SH-DSP, SH3-DSP, SH-4, SH-5; ARM7/ARM9; Tensilica.

Education/Licenses:
Ph.D., Stanford, 1985; Fulbright, 1973-1975; B. Mus., Oberlin, 1973

Primary Area of Expertise: Patent