Stephen B. Heppe, Ph.D.
Dr. Heppe has over 25 years experience in the area of communications engineering with General Electric Space Division, Stanford Telecommunications, Telenergy and the Insitu Group. Dr. Heppe has also served as an independent consultant and expert witness in satellite communications, GPS/cellular and radio technologies, CATV user interfaces, cell networks, GSM and Voice over IP (VoIP). He has developed aircraft avionics, including data radios, GPS navigation, satellite communications, video processing, RF transmission and sensors and flight control, as well as VHF radio communications protocol for aircraft networking, spectrum engineering for satellite communications (Globalstar), mobile satellite systems and various space based Government systems including Defense Satellite Communications System (DSCS), the Strategic Defense System (SDS), spaced based radar (SBR), Milstar, NASA Tracking and Data Relay Satellite system (TDRSS), various naval satellite systems and the network for the US Air Force Consolidated Space Operations Center (CSOC). Dr. Heppe is familiar with GPS position and velocity determination for aircraft, spacecraft and ground vehicles, differential GPS and automatic dependent surveillance (ADS), navigation accuracy determination, flight testing hardware and software and protocol development and signal processing. Dr. Heppe has testified in numerous patent cases and in an ITC matter. He has published several articles and holds 2 US patents in the aforementioned technologies. He received a BSEE degree (Computer Science emphasis) from Princeton University in 1977 and his MS and Ph. D. degree in Electrical Engineering (Communications emphasis) from George Washington University in 1982 and 1989, respectively. View Full CV

Krishna Shenai, Ph.D.
Dr. Shenai has over 30 years of combined industry, research, academic, consulting and entrepreneurial experience with COMSAT Labs, General Electric Corporate R&D Center, Intel Corporation, The University of Wisconsin Madison, The University of Illinois - Chicago, Utah State University and the University of Toledo. Dr. Shenai has also served as an independent consultant for over 50 Fortune-2000 companies worldwide, and has testified in court on several occasions as an expert witness on matters related to intellectual property litigation. His expertise covers the physics and technology of semiconductor devices and integrated circuits used for signal and power processing, semiconductor manufacturing, low-power mixed-signal and RF/microwave electronics, power semiconductor devices and power electronics, power management, renewable energy and smart power grid, sensors and wireless communication networks, environmental sensing and ecosystem monitoring, medical devices and biomedical instrumentation, robotic surgery, and electronics system failure and reliability. He is a named inventor in 12 issued US patents and over 40 international patents, and has authored or co-authored over 350 peer-reviewed publications of which more than 100 are in IEEE journals. He has edited 3 books and contributed to 8 book chapters. He is a Fellow of IEEE, a Fellow of AAAS, a Fellow of IETE (India), a Distinguished Lecturer of IEEE Electron Devices Society, and a member of the Yugoslavian National Academy of Engineering. Dr. Shenai received his Bachelor of Technology degree in Electronics from Indian Institute of Technology - Madras in 1979, a MSEE degree from The University of Maryland - College Park, MD in 1981, and his Ph.D. degree in EE from Stanford University in 1986. View Full CV

1012
Expert has a Ph.D. in Optics and Physics with over 30 years of industry experience spanning a broad range of laser, optical, and vision-based products for the commercial and military sector. Industries served include optical, electronic, medical, biomedical, and consumer products. He has consulted for dozens of client companies in these industries and has over more than ten patents. He has provided assessments of technology, patents, and company intellectual property issues and has been an expert witness on fourteen occasions.

• Electro-Optics
• Image Processing & Vision
• Laser Applications
• Laser Instruments & Technology
• Optical Devices, Displays
• Optical Gauging & Alignment
• Opto-Electronic Devices
• Opto-Mechanical & Scanning
• Photonics
• System Integration

1026
This expert is a professor in electrical engineering and patent holder. He is an experienced expert witness with numerous expert witness assignments including deposition and trial testimony.

• Information Theory
• Communication Theory
• Multiterminal Source Coding
• Wireless Telephony Theory ; Random Signals.
• Robust Communication Networks
• Signature Verification and Compression
• Identification/verification; Random Fields
• Video Compression; Speaker; Data Compression
• Rate Distortion; Videocodec Development

1028
Expert has over twenty-five years of experience in all areas of wireless communications, including wireless LAN technologies, frequency-hop and direct sequence spread spectrum systems, DBS and VSAT satellite communications, cellular & PCS radio design including CDMA and TDMA, RF design for CATV and DOCSIS, and OFDM broadband wireless. Experienced legal consultant in patent assessment and litigation support with testifying experience, and technology due diligence analysis for venture capital investment.

• CDMA
• TDMA
• OFDM
• Cable
• DOCSIS/Cable
• PCS/Cellular
• WiMAX
• RF Design
• Satellite Communications
• Spread-Spectrum
• Wireless LAN

1030
Expert has a Ph.D. in Electrical Engineering from Stanford University and has over 12 years of experience in the telecommunications field. His field of work includes cellular, two-way paging systems and wireless home LAN systems. He has been responsible for firmware, hardware, software and systems engineering for products for the GPRS market. He has recently been involved in the formation of a new company to develop wireless network infrastructure for 802.11. He has six patents and has been involved in two expert witness engagements, including one that generated a positive outcome verdict for over $100m.

• Digital Signal Processing
• Wireless Communication Protocols
• Wireless Equipment Hardware and Software Design and Implementation
• DSL technology
• Coding Techniques
• OSI Layers
• Network Operations

1042
Expert is a Professor in the Department of Electrical and Computer Engineering, the Department of Computer Sciences, and the Department of Biomedical Engineering. He is well known as the inventor or co-inventor of Order Statistic Filters; the Gabor Texture Model; the Image Modulation Model; the Structural Similarity (SSIM) and Visual Information Fidelity (VIF) Indices for image quality assessment, the MOtion-based Video Integrity Evaluation (MOVIE) index for video quality assessment, the LIVE Image and Video Quality Databases, and SIVA - the Signal, Image and Video Audiovisual Demonstration Gallery (used by more than 400 sites around the world), as well as many other contributions to the fields of image and video processing, computational vision, digital microscopy, and modeling of biological visual perception. He has published over 500 technical articles in these areas and holds two U.S. patents. He is also the author of three books. He is an experienced expert witness with numerous expert witness assignments including deposition and Markman testimony.

• Image Processing
• Digital Video Communication
• Computational Biological Visual Perception
• Signal Processing
• Pattern Analysis and Processing

1045
This expert holds a Ph.D. in robotics. He invents and develops adaptive image sensor chips and imaging systems that deliver visual information not obtainable with conventional image sensors. Intrigue`s proprietary technology enables computer vision systems to function reliably and consistently over a wide range of environmental conditions. Intrigue`s products are ideally suited for uncontrollable imaging environments such as in intelligent transportation systems, intelligent surveillance and biometric systems, and autonomous unmanned systems.

• Analog & Mixed Mode VLSI Design
• Analog Electronic Systems
• CCD and CMOS Image Sensors
• Computer Vision
• Digital Electronic Systems
• e-Commerce and Web Technology
• Electronic Computer Systems
• Image Sensing & Processing
• Industrial Sensors and Control Systems
• Intellectual Property Assessment and Protection
• Microcircuits
• Signal Processing

1070
Expert has taught graduate and undergraduate courses in probability and speech and signal processing, pattern recognition, and random processes. He was technical program co-chairman of Speech Tech `86 and Technical Program Chair of ICASSP `96. He is a Fellow of the IEEE, has served a member of the IEEE speech technical committee, and has been an associate editor of speech processing for IEEE Trans. on Acoustics, Speech, and Signal Processing, and is on the Board of Governors for the IEEE Signal Processing Society. He has been principal investigator on numerous sponsored research projects, primarily concerned with speech processing.

• Digital speech processing and analysis
• Speech recognition
• Analysis and compensation of stress in speech
• Sensory aids for the hearing impaired
• Pattern recognition
• Digital signal processing
• Information retrieval

1099
Expert is an Emeritus Professor in Electrical Engineering, holds several patents and is an experienced expert witness with numerous expert witness assignments.

• Architecture of high performance computer systems
• Experimental software and hardware for computing and communication
• Custom VLSI microcomputers and signal processing circuits
• Digital signal processing for storage devices and communication systems

1107
Twenty-five years experience in microelectronics and optics research and development in the U.S. and in Europe. Record of visionary innovation in semiconductor device fabrication, micro-optics, optoelectronic packaging, integrated optoelectronic systems, display technology, and parallel computing architectures, underpinned by command over a wide and interdisciplinary base of skills. Strong record of scholarly publication and worldwide reputation in technology community. Leadership roles in high-profile, U.S.- and E.U.-based, government- and industry-funded, technology program development and implementation. Demonstrated ability in developing new enabling technologies into competitive product applications. Extensive intellectual property development and litigation support experience at the highest levels. Strong, results-oriented management and leadership skills.

• WDM transmission and switching
• Microelectronics fabrication processes
• Refractive and diffractive micro-optics
• Compound semiconductor devices
• Advanced packaging
• Classical and quantum optics
• Digital and analog VLSI design
• Signal processing
• Neuromorphic computing
• Low-cost, wafer-level manufacturing
• Materials processing
• Optical switching
• Display technologies
• Microfluidics structures
• Computer and memory architectures
• Guided-wave optics technologies
• Liquid crystal technology and components
• Thermomechanical design
• Optoelectronic integration and packaging
• Optical high-speed interconnection
• Micromachining
• Communication and information theory

1125
This expert has over 30 years experience in the fields of computer graphics and medical instrumentation. He is a prolific inventor with numerous patents as well as authoring many books and technical papers. In addition to his direct industry experience, this expert has also been a consultant in his field for 20 years, including the past 10 years as a litigation support consultant.

• 2D and 3D Computer Graphics
• Digital Signal and Image Processing
• Graphics and Video Controller Chips
• Audio and Video Processing
• Video, Audio and Image Compression
• Diagnostic Medical Instrumentation
• Pattern Recognition
• Graphical User Interfaces
• Multimedia televisions, set-top boxes, computers

1134
This independent systems, signals & algorithms expert has over 24 years experience of end-to-end design, development and testing of commercial and aerospace imaging systems. He has provided professional services to multiple concurrent clients since 1994 with focus on modeling, simulation, analysis, design, development and testing including digital interactive television development, the Internet, and pharmacometrics. He has served as expert consultant providing technical analysis related to patent infringement, patent validity, and the Research Tax Credit.

• Systems
• Signals
• Algorithms
• Digital Television
• Set-Top Box
• Claims Analysis
• Written Opinion
• Testimony

1138
This expert`s teaching and research interests are primarily in the areas of electronics and VLSI design with specific emphasis on data converter design, mixed-signal testing, amplifier design, design for yield, and high speed communication circuits. He has maintained an active involvement with IEEE. His IEEE activities include a past term as president of the Circuits and Systems Society, past membership on both the IEEE Publications Board and the IEEE Periodicals Council, and past editorial responsibilities. He is an IEEE Fellow and was a recipient of the IEEE Millennium Medal in 2000.

• Data Converter Design (Nyquist Rate ADCs and DACs)
• Amplifiers (Op Amps, OTAs, Finite Gain Amplifiers)
• Filter Design (discrete and integrated)
• Mixed signal BIST and testing
• Mixed-signal parametric yield prediction and yield enhancement
• Voltage References
• High speed communication circuits

1140
This expert has over thirty years experience in IC and EDA (Electronic Design Automation). He was one of the first users of the SPICE circuit simulation program. He co-founded an EDA company, Analogy Inc., that developed the first commercial mixed-signal behavioral simulator, Saber. He and his team were responsible for the creation of the library of analog, mixed-signal and mixed-technology behavioral models. He was also involved from the early stages in the creation of Ambric, Inc. - a new company working on a programmable digital IC platform. He is recognized as an expert in modeling. This expert has excellent verbal and communication skills; he has given several keynote talks at conferences, has been active in conference and technical program committees and has been a panelist at several conferences and meetings.

• Analog & Mixed-Signal ICs
• Mixed-Signal and Mixed-Technology Modeling
• Mixed-Signal Behavioral and Circuit Simulation
• Strategic Marketing
• EDA Business Development
• Software Development

1141
This expert currently serves as Professor of Electrical & Computer Engineering and Professor of Media Arts & Technology at a major California research university. Previously, he was Chairman of the Department of Electrical Engineering at Southern Methodist University in Dallas, Texas and he held the J. W. Runyon, Jr. Professorship in the Department of Electrical Engineering at Texas A&M University. He has over 35 years of experience in communications, signal compression, and wireless technologies. In his field he is extensively published, a frequent speaker/presenter, and patent holder.

• Data Compression
• Speech Compression
• Audio Compression
• Telecommunications Networks
• Digital Signal Processing
• Video Compression
• Image Compression
• Wireless Communications
• Multiuser Communications
• Adaptive filtering
• Multimedia over Networks

1142
Industrial experience includes work as a wireless manager with principal efforts in analysis and design of cellular, fixed wireless and WLAN networks. Previous experience also includes work on secure formatted message traffic employing multi-media communications including HR radios, satellites and landlines. Involved in the design and analysis of spread spectrum communications systems for military applications. Taught graduate and undergraduate classes primarily in communications. Publication of text on Detection and Estimation theory with a co-author anticipated in fall, 2006.

• Cellular Communications
• Spread Spectrum Communications
• Wireless Communications
• Digital Signal Processing
• Military Communications
• Propagation Analysis
• Electromagnetic Interference
• Detection and Estimation

1153
This expert is an Analog/RF integrated circuit designer with background in Bipolar (SiGe), BICMOS, SOI, CMOS and GaAs high speed processes. Expert in PLL, DLL, and VCO circuits. Worked on various clock and data recovery circuits, and synthesizers beyond 20 GHz. Developed 40 Gb/s, 10 Gb/s and 2.5Gb/s SONET data communications ICs. Several years of work in the design of high-speed data converters, RFICs and MMICs. Strong DSP background and expertise in high resolution sigma-delta converters. Recent work on SOS and photonics. Participated in several start-ups from the beginning, including recruitment and setting up the design tools. Expert witness experience at the ITC.

• Phase Locked Loop (PLL) and Delay Locked Loop (DLL)
• Analog Integrated Circuit (IC)
• Mixed Signal High Speed Design
• Digital Signal Processing
• Voltage Controlled Oscillator (VCO)
• Data Conversion (ADC, DAC)
• Data Transmission and Recovery
• Radio Frequency (RFIC, MMIC)

1155
This expert has been applying the systems approach to information systems development since 1980. During this time, he has worked on projects involving telecommunications and digital signal processing, embedded systems, and software.

• Software Development
• Software Analysis
• Software Design
• Software Implementation
• Computer Systems
• Data Compression and Conversion
• Telecommunications Systems Development
• Digital Signal Processing Algorithms
• Voice over Internet Protocol
• XDSL
• Modems

1164
30 years of experience in producing cost effective, high performance, products implemented with state of the art technology. Taught at 3 major engineering schools, visiting professor at University of San Diego, and is writing the textbook - "MicroComputer System and Software Design". This expert is well known and versed in the necessary parallel supporting disciplines to develop state of the art RF solutions; microprocessor system design and programming, DSP (Digital Signal Processing), antennas and communications technology. His extensive experience includes the design and manufacture RF systems and the associated engineering technologies of RF systems, RF equipment, DSP processing, and antennas from ELF through EHF. He has extensive experience in both teaching and lecturing on RF & RFID design and supporting technologies in both the academic and professional environments.

• RF (Radio Frequency) transmitters, receivers, matching networks, and antennas
• Computer Telephony
• Digital Signal Processing
• Digital Switching
• MicroProcessor Hardware, Programming, and System Design
• High Volume Manufacturing
• PBX and Key System Technology
• Voice Response Technology
• Wireless Technology

1178
Expert is a Ph.D. in Mechanical Engineering from Stanford University and has 20 years of experience in the areas of robotics, electromechanical engineering and product development. He holds 3 patents. He has worked for major automation and robotics manufacturers and research labs. His body of work includes handwriting and fingerprint recognition using neural networks and Hidden Markov Models, general (3D) object recognition system using neural networks, five degree-of-freedom micromanipulator, advanced concepts for EVA tools and robotic equipment, software simulation of commercial robots used for surface-mounting IC chips, specialized grippers and fixtures, and a robotic hand. He has previous expert witness experience.

• Automated Control Systems
• Digital and Analog Control Systems
• Equipment Automation
• Handwriting recognition
• Mechanical Engineering
• Neural Networks
• Robotics
• Signal Processing

1198
This expert has more than 30 years of experience as an academic, industry practitioner and litigation support and expert witness. His experience includes management, design, and development in telecommunications, signal processing systems, modem development and integrated circuit development. Expertise encompasses error-correcting codes, telecommunications, digital signal processing (both algorithms and implementation), digital systems design, communications theory, integrated circuit design, and CAD. In addition, this expert is the recipient of patents and awards for his efforts in the fields of communications and VLSI circuits. He also provides support for technical patent prosecution, licensing, and litigation in the areas of communications, modems, digital signal processing (DSP), digital video and audio, and error correcting codes. He has been an expert witness on several occasions, and has been deposed and has testified at arbitration, bench trial, and at Markman hearings.

• Adaptive Equalization
• Analog to Digital Conversion
• Communications Theory
• Digital Signal Processing
• Digital System Design
• Error Correcting Codes
• Integrated Circuit Development
• Litigation Support
• Modem Theory
• Telecommunications
• Data Compression

1202
This expert has over 35 years experience in communications and wireless technology. In addition, he has been working as a consultant and litigation support expert in these fields for over 10 years. His experience has taken place primarily within private industry, but he also has worked in the academic environment. He is published in his field and is a patent author.

• Digital Transmission - T1, T3, DDS, OC-3, OC-12
• Voice and Data Communications and Technologies
• Digital Multiplexing: Channel Banks, Digital Loop Carrier, SONET Multiplexers
• DACS Systems
• Digital Transmission Systems
• Billing Systems
• Switching Systems
• Transport Technologies: SONET, ATM, Frame Relay, TCP/IP
• Voice-over-IP, Voice Compression Methods
• Analog and Digital Hardware Design
• Software Design and Management
• Engineering Management and Design Processes
• Product Management and Marketing
• General Management in Telecommunications

1262
Expert has over thirty-five years of technical, business and intellectual property rights experience in digital imaging, video and audio. In the 1970`s and early 1980`s, he was one of the leaders in the digital imaging field, performing extensive work in areas of compression, real-time processing, real-time display, image enhancement, and others. Applications included reconnaissance imaging, medical imaging, earth resources management and videoconferencing. This work anticipated much of the technology being used in contemporary consumer digital video systems. He has in-depth experience of the commercial history and when key parts of technology were first developed and published. Expert has held many leadership roles in standards development: including MPEG, MPEG1 standard; instigator of successful effort to make MPEG2 the market standard for digital TV over proprietary competitors in the US and national competitors in Europe and Japan; MPEG4; AVS Subgroup. He is an expert in all major audio-video standards. MPEG audio (Layer I, II, mp3, AAC), Dolby AC3, MPEG video (1, 2, 4), H.264, Windows Media 9 (VC-1), and AVS. He is also an expert in DVD standards, including formatting, navigation and authoring. Expert has authored over twenty technical papers, two book chapters and two patents in digital video processing, display, and compression. He is an experienced patent litigation expert with deposition and court experience. He is a patent holder with a Ph.D. in Physical Electronics.

• Real-time Processing and Display
• Image and Video compression (MPEG)
• Imaging/Video Systems Architecture
• Imaging/Video Chip Architecture
• Video Compression Algorithms
• Reconnaissance Imaging
• Medical Imaging
• Earth Resources Imaging

1268
Expert has over 30 years of industry and academic experience. His background includes design experience to a variety of national and international industries dealing with microelectronics and computer design. He was a Principal investigator on research projects dealing with automated Boolean minimization, high-speed computer arithmetic, bit-serial processing, special-purpose VLSI architectures, marine navigation systems, and computer-aided design of digital systems Expert has worked on many patent litigations and has been deposed and testified at trail. He is a patent holder with a Ph.D. in Electrical Engineering.

• Microprocessor/Microcomputer Design and Application
• Computer-Aided Design
• Computer Architecture
• Digital Systems Design and Synthesis
• Digital Communications
• Electronic Circuit Design
• Semiconductor Manufacture
• Technology Maturation and Commercialization