Expert Details

Expert in Digital Communication Systems

Expert ID: 108350 California, USA

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COMMUNICATION THEORY; SATELLITES; DATA TRANSMISSION; VOICE COMMUNICATION; ERROR-CORRECTION CODING. For over half of his career, he has worked in the area of communication system design. He has been involved in the development of several sophisticated communication systems, including the MILSTAR satellite system. At the Aerospace Corporation, he was the principal architect for EHF Satellite Data Link Standards. Currently, Expert is the Head of Advanced Systems at Communications Engineering Services, a consulting company that he started in 1984. He is particularly knowledgeable in digital system design and performance evaluation. He is experienced in the evaluation of various communication subsystem specialties such as modulation, error-correction coding, link analysis, synchronization, multiple access, spread spectrum, bandwidth-efficient signaling, and systems designed for fading channels.

TELECOMMUNICATIONS; TELEPHONY; T1 CARRIER; PULSE CODE MODULATION. During the recent past Expert has been involved in telecommunication design issues, particularly in the area of mobile digital telephony. He is experienced in the evaluation of various telecommunication subsystem specialties such as: modulation, error-correction coding, link analysis, synchronization, multiple access, spread spectrum, bandwidth-efficient signaling, and systems designed for fading channels. He is familiar with the European GSM system, and is also knowledgeable in TDMA and CDMA mobile digital telephony systems.

MODULATION TECHNIQUES; BANDWIDTH COMPRESSION; BROADBAND COMMUNICATION; SPREAD-SPECTRUM TRANSMISSION. Expert has been involved in the development of several sophisticated radio systems. He is particularly knowledgeable in digital system design and performance evaluation. He is experienced in the evaluation of various communication subsystem specialties such as modulation, error-correction coding, link analysis, synchronization, multiple access, spread spectrum, bandwidth-efficient signaling, and systems designed for fading channels. He is also experience in the design of anti-jam and LPI systems.

MULTIPLEXING; CODE DIVISION MULTIPLEXING; FREQUENCY DIVISION MULTIPLEXING; DIGITAL TELEPHONY. A significant part of Expert's experience in communication systems has been in the design and evaluation of various multiple access techniques. The primary application has been for satellite systems.


Expert has over 60 years of technical experience at the following companies: Republic Aviation, Hughes Aircraft, Litton Industries, and The Aerospace Corporation. At Aerospace, he helped develop the MILSTAR satellite system, and was the principal architect for EHF Satellite Data Link Standards. Currently, he is the Director of Advanced Systems at Communications Engineering Services, a consulting company he founded in 1984. He has taught engineering courses at several universities, including the University of California, Los Angeles and the University of Southern California. He has served as an External Examiner of postgraduate studies in Digital Communi-cations at the University of Cape Town, South Africa, and has presented numerous training programs throughout the world.
Expert has published and presented over 100 technical papers. He received the Prize Paper Award from the IEEE Communications Society for his series on digital communications, and he is the author of the book, Digital Communications: Fundamentals and Applications. His academic credentials include a B.S. degree in Math and Science from the University of Michigan, an M.S. degree in Electrical Engineering from the Polytechnic Institute of Brooklyn, New York, and a Ph.D. degree in engineering from the University of California, Los Angeles.


Expert may consult nationally and internationally, and is also local to the following cities: Los Angeles, California - Long Beach, California - Santa Ana, California - Anaheim, California - Riverside, California - Bakersfield, California - Glendale, California - Huntington Beach, California - San Bernardino, California - Oxnard, California

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Education

Year Degree Subject Institution
Year: 1971 Degree: PhD Subject: Engineering Institution: University of California, Los Angeles
Year: 1958 Degree: MS Subject: Electrical Engineering Institution: Brooklyn Polytechnic Institute, New York
Year: 1949 Degree: BS Subject: Math and Science Institution: University of Michigan, Ann Arbor

Work History

Years Employer Title Department Responsibilities
Years: 1988 to Present Employer: Undisclosed Title: Adjunct Professor Department: Department of EE-Systems Responsibilities:
Years: 1984 to Present Employer: Undisclosed Title: Visiting Professor Department: Department of EE Responsibilities:
Years: 1984 to Present Employer: Undisclosed Title: Owner and President Department: Responsibilities:
Years: 1968 to 1991 Employer: The Aerospace Corp. Title: Manager and Project Engineer Department: Responsibilities: Communications Design; Systems Analysis; Milstar Communications Satellite Program; Advanced Communications Engineering

Career Accomplishments

Associations / Societies
Expert is a Fellow of the Institute for the Advancement of Engineering, and is a Life-Senior Member of IEEE.
Awards / Recognition
Expert received the Prize Paper Award of the IEEE Communications Society.

HONORS, AWARDS, AND PATENTS
Awarded college scholarship by the Regents of the University of the State of New York.
Granted Patent: Apparatus for Detecting Localized High Temperatures in Electronic Components.
Awarded the Aerospace Corporation Doctoral Study Grant.
Elected Fellow of the Institute for the Advancement of Engineering (FIAE).
Prize Paper Award of the IEEE Communications Society.
Granted IEEE Life-Senior status. IEEE Member
Granted IEEE Communications Society, Buenaventura Chapter Recognition for Lecture Series on Digital Communications.
Publications and Patents Summary
Expert is the author of a book on digital communication. He reviews papers for the IEEE Transactions on Communications, and the IEEE Journal on Selected Areas in Communications. He also reviews technical proposals for the National Science Foundation. He has authored or coauthored over 50 published and presented papers, with presentations in the U.S. and abroad. He also presents advanced training courses in the field of digital communications systems to engineers in the U.S. and abroad.

Additional Experience

Expert Witness Experience
19 different consulting cases. Information available upon request.
Training / Seminars
Expert provides high-technology training programs in the areas of digital communications, advanced digital communications, and digital signal processing (DSP). The digital communications course focuses on digital signaling methods, error-correction coding, multiple-access, spread-spectrum techniques, and bandwidth-efficient signaling. It also deals with wireless systems, telephony, and satellites. His DSP course addresses the issue of how to implement cost-effective communication systems and algorithms by using computational means instead of analog hardware.
Other Relevant Experience
MILITARY EXPERIENCE
1945 to 1946: U. S. Army, Camp Crowder, Neosho, Missouri, and Camp Atterbury, Indiana: Trained and worked as a medical laboratory technician.

INDUSTRIAL EXPERIENCE
Republic Aviation Corp., Farmingdale, New York: Supervised Quality Control Laboratory.
Hughes Aircraft Co., System Development Laboratory, Culver City, California: Designed missile circuitry.
Litton Systems Inc., Canoga Park, California: developed automatic fault isolation equipment; Section Manager, designed inertial guidance electronics.
The Aerospace Corp., El Segundo, California: Design Manager, analyzed system performance; Project Engineer, developed MILSTAR communication satellite subsystems; Project Engineer, principal architect for EHF data-link standards.
Communications Engineering Services, Tarzana, California: Director of Advanced Systems.

Language Skills

Language Proficiency
Spanish
German

Fields of Expertise

bandwidth compression, broadband communication, carrier signal, code division multiple access, code division multiplexing, communication, data communication, data transmission, digital telephony, error-correction coding, error-detecting code, forward error correction system, frequency division multiplexing, modulation technique, multiplexing, satellite, satellite communication, spread spectrum communication, T1 carrier, telecommunication, telephony, voice communication, digital evidence, satellite imaging, wireless broadband system, mobile satellite communication, mobile data communication, INTELSAT, Reed-Solomon code, quadrature phase shift keying modulation technique, Nyquist rate, base station, telecommunications system, compander, MILSTAR satellite network, wireless data transmission, radio communication circuit, mobile telecommunication, mobile data terminal, phase delay, baud, data link, Viterbi decoding, differential phase, digital communication system modeling, digital demodulation, quadrature amplitude modulation, multi-carrier modulation, amplitude shift keying, digital transmission, frequency hopping, binary digit, pulse modulation, digital radio receiver, demultiplexing, digital telecommunication, wireless communication, modulation, amplitude modulation, wave modulation, Lissajous figure, demodulation, personal communication network, time division multiple access, communication technique, frequency band, microwave transmission, signal compression, satellite communication link analysis, satellite communication system evaluation, communication satellite repeater, communications technology, phase-locked loop, digital-loop carrier, time-division multiplexing, encryption, synchronization, radio communication electrical equipment, communication electrical equipment, digital communication, telephone system, communication theory, communication satellite, communication code, tropospheric scatter communication, telephone equipment, telephone switching equipment, telephone line, signaling, signal coding, radio communication, pulse-code modulation link, point-to-point radio link, modem, mobile radio system, microwave communication, jamming, information theory, electronic filtering theory, electronic warfare, electronic noise, digital signal processing, data compression, cyclical redundancy checking, codec, cellular mobile radio, cellular communication, antenna, aircraft radio system

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