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TBSI Executive Management Team
Dr. James Morizio, President & CEO has over twenty-five years of corporate design experience and ten years of management experience with IBM and Mitsubishi Electronics in the mixed-signal VLSI design field. In addition, he has twelve years of research and teaching experience at Duke University. Since 1995, he has published over thirty conference abstracts and four journal manuscripts, and has received five patents awarded in the mixed signal VLSI design field.

Dr. James Morizio has developed custom CMOS mixed signal ASICs for a variety of research projects including: high performance sigma-delta data converters; neural pre-amplifiers; bandpass filters for biological signals; analog multiplexers; broad-band ultrasound pre-amplifiers and line drivers. This broad knowledge base is the starting point and backbone of TBSI.


Mr. Vinson Go, Director of Research & Development has over twenty one years design and development experience creating designs using analog and mixed-signal VLSI devices. A core part of this experience includes the prototype and test of a wide range of audio, optical, and RF circuitry. From optimized digital and analog filter designs to infrared and optical modeling, Vinson has contributed to a half-dozen patents and disclosures.

Mr. Go obtained both a bachelor and master of science degree in Electrical Engineering from the Georgia Institute of Technology, before commencing a career that has included such leading-edge technology employers as: the Naval Undersea Warfare Center, Medacoustics, and GlobespanVirata. From computer modeling and simulation to board layout and prototype, Vinson's technical expertise and experience enable first-pass design success of new TBSI products.


Mr. Mike Calarco, Vice President of Sales & Marketing has over twenty five years of experience in corporate business. Through his career, he has held a variety of positions from systems engineering and technical consulting; to sales, marketing and strategic planning. As a strategic visionary, much of his career was spent at IBM in technical and business management positions focused on marketing and support of new technologies; including wireless communications.

Mr. Calarco has a broad-based background in end to end Marketing including brand development and distribution management; and is certified in Project Management. He specializes in International commerce with successful business development efforts in Asia Pacific and Europe where he grew business through strategic partner alliances, joint ventures and acquisitions. With previous executive management responsibilities in product development and marketing, Mr. Calarco’s senior level experience is the catalyst and driving force for his front line sales & marketing leadership and promotion of the TBSI brand.

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