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Provides Testimony In

Telecommunications, Electrical Engineering, Audit, Inventory, Systems, Cable, Wiring, Call Centers, Cellular, Centrex, Computer Telephony Integration, Conference Calling, Contracts, Equipment Evaluation, Analysis, Paging, PBX, Project Management, Installation, Tariff, Voice Mail, Patent Review, Infringement Analysis, Product Design, System Design, Telephone Line Powered Devices, Secure Hardware, Digital Logic, Microprocessor Design, Patent Analysis, Reverse Engineering, Telecommunications Patents, Reverse Engineering of Hardware, Reverse Engineering of Firmware, Analog Telecommunications Systems, Digital Telecommunications Systems, DSL, ADSL, POTs, T3, FTTH, Power Supplies, Safety Requirements for Industrial Products, Safety Requirements for Commercial Products, UL, Telecoria, PE 68, Digital, Analog, Communications, Implementation, Testing, Development, Support, Broadband Services, Methods, Digital Channels, System Development, Technical Support, Telecom, Telephone, Telco, Telephone Equipment, ATT, Sprint, Qwest, Bellsouth, SBC, Pacific Bell, Verizon, Cable, Wireline, Voice, Ringing, DTMF, PBX, Design, Patents, Litigation, Analysis, Business Plan, Technical Requirements, International, Regulatory, Lightning, Grounding, Circuit Design, Contract, Consulting, Data, SLIC, Codec, v90, UL, Compliance, RBOC, Bellcore, Line Powered, Noise, Power, Measurement, Quality, EQA, Electronic, Microprocessor, Cordless Phones, Tracking General Location of Cellular Phones, External Quality Assessment, digital subscriber line, Dual tone multi frequency signaling,cell phone tower location

Expert is a noted technologist, product developer, consultant, patent analyst, educator, and expert witness specializing in mobile, cellular, wireless technologies, GPS technologies, wired technologies, networks, phones, standards, services, and systems. Expert has over thirty years of experience in the field of electrical, RF and telecommunications engineering. He has  worked for private organizations and has been a founder of several successful start-up telecommunications companies. Expert holds over 35 US and International Patents in the telecommunications field.

Since 1996, his professional activities and services have focused exclusively on mobile, cellular, GPS, wireless and wired technologies, forensics, electronic discovery, markets, standards, spectrum, regulations, networks and services. He has taught seminars on mobile, cellular and fixed wireless technologies. He has served as a plaintiff and defendant expert witness on a wide spectrum of civil, criminal and business matters/litigation involving wired and wireless technologies, electronic discovery, battery powered products, communications products and
services.
As a patent analyst, he has assisted many leading law firms in defending against or asserting claims of patent infringement and patent validity. This patent work has encompassed Wi- Fi/WLAN standards, Bluetooth standards, DSL standards, all generations of standards for GSM, UMTS, LTE, and CDMA2000 cellular standards, including GSM/3GPP, ETSI, OMA,WAP, CT-2 / DECT /COMS.

As a cellular forensic analyst, he has worked closely with private attorneys and Public Defenders in analyzing call detail records and has opined on cell phone location, billing records, spoofed calls after performing cell site and CDR analysis. Expert performs scans on cell phones to recover deleted calls, SMS, videos, photos. He has testified at deposition or at a jury trial over 20 times.

Expert’s expertise in cellular, mobile, GPS, wired and wireless communications encompasses the following areas:

Computer, Cellular/Mobile, GPS and Wireless Technologies

  • 2G, 3G & 4G mobile networks
  • SMS/MMS Standards & Protocols
  • Cordless Telephone Standards
  • Cell phone usage and Call Detail Records analysis
  • Billing records & data bases
  • Lawsuits

Cell phone data recovery

  • calls, SMS, photos, videos, documents
  • Wiretap rules & regulations (Hard-wire, soft-wire, facility description, type of devices) – California statute, Penal Code Section 629
  • Cell phone triangulation and location
  • Location Based Services
  • GPS designs
  • GPS devices – data analysis & tracking
  • Cellular phones, Handsets, Smartphones & PDA’s including operatingsystems, SMS Messaging, WAP, Web Browsers, filters and access control
  • Mobile & Wireless VoIP
  • Bluetooth devices, Desk top boxes
  • Computer analysis – IP address analysis, computer location
  • Fax transmissions- Copyright DMCA notices
  • Wired technologies – DSL, ADSL2+, VDSL
  • Power & charger adaptors / smart universal power adaptors / smart tips
  • Lithium battery design / safety circuitry design – explosion & fire provention
  • Microprocessor design & implementations
  • Multiple Access Technologies – CDMA, TDMA, FDMA, DSSS

Network Standards

  • GSM, GPRS & EDGE
  • HSDPA, HSUPA, HSPA+
  • iDEN
  • IS-95, IS-54, IS-136; CDMA2000, EV-DO
  • CT-2 / DECT / COMS Standards for Cordless Telephones
  • IMT-2000
  • LTE (Long Term Evolution)
  • WCDMA/UMTS
  • Wi-Fi
  • DSL

Work History

  • GTE (General Telephone & Electronics) Advanced Development Group 1972 – 1985
  • State of the art telephony designs – over 25 US & International Patents
  • Go Digital Telecommunications – Engineering Director / Founder 1996 – 2006
  • State of the art telephony designs – 3 US Patents
  • Consultant / Expert Witness (05/1985 – 2010)

Expert witness & testify, Intellectual Property support services including reverse engineering of hardware & software, copyright & patent claims analysis, research, prior art searches. Cellular systems, copper cable systems / design, fiber optic systems, Internet Access systems DSP systems, FPGA architectures.

Electronic Product Design and development including audio/video system design, digital & analog design, microcontroller development, power supply design.

Consulting Clients:

Hawg Wired Inc. 1997 – 2010
Provided consulting services for Audio System design for motorcycle systems

Echelon Inc. 2005 – 2009
Provided consulting services for Electricity Smart Meter, Lighting fixture & iLON Internet Server, power supply testing, NEBS Level 4 testing. Power supply & battery design w/ power management.
E/O Networks 1988 – 1990
Provided consulting services regarding VoIP, FTTH (Fiber-to-the-Home) specifications and design. Network Management design. – Patent & copyright reviews.

Raychem 1989 – 1996
Provided consulting services regarding DSL /HDSL systems design. Cable specification & design

Raynet 1988 – 1992
Provided consulting services regarding FTTH (Fiber-to-the-Home) specifications and design. Network Management design – copyright of CD manual for electrical appliances

Able Telecommunications 1987 – 1989
Provided consulting services regarding channel bank & line card design.

International Compliance & Approvals, Inc.
Provided consulting services regarding testing telecommunications systems per UL / Telecordia

Evotech – 1985 – 1995
Provided consulting services regarding systems designs for both commercial & industrial applications. Cell phone designs, navigation devices (GPS), medical devices.

Major expert case areas he has worked on include:

  • Patent Infringement / Claim Elements – Review, Comparison & Analysis, prior art & discovery
  • Patent Infringement / Validity & Invalidity reports, depositions,testify
  • Cell phone call records analysis, billing records, tracking analysis, GPS – lawsuits
  • Cell phone memory analysis (Smart card, SIM, hard-drive) for deleted messages, video, pictures
  • 911 & E911 liability, compliance and regulatory issues, equipment failure andmaintenance, battery failure & explosions, UL testing
  • Cell phone expert cell phone architecture, reverseengineering
  • Cell Phone design (hardware & mechanical) – patentinfringement
  • Cellular standards: 3GPP, ETSI, ITU; Wi-Fi Standards 802.11b/g/n
  • Wiretap procedures – Inter/Intra – state illegal voice recording, Pen registry, Tap & traces, voice activated recorders, rules & regulations
  • Computer analysis – IP address analysis, computer location
  • Networks including UMTS, GSM, TDMA, CDMA, EV-DO, GPRS, FOMA, wireless IP, etc.
  • Services including SMS, EMS, MMS, VoIP, SS7, Wi-Fi, email, instant messaging, etc.
  • Protocols including SMS, EMS, MMS, HSDPA, WAP, TCP/IP, UDP,etc.
  • 800 MHZ Radio System architecture, design, audits and failure analysis – Repeatersystems
  • Cisco servers, routers; network switch architectures; packet switchrouting
  • Consumer product analysis, forensic testing, reverse engineering, BOM review, construction analysis – computers, TV Desk Top units, Control units, wireless devices,Headphones
  • Determine cost and sales price for products – Insurance claims, thief,ebay
  • Power system analysis / high voltage failures / proper groundinganalysis
  • Battery failures & fires
  • Consumer product analysis for proper design / construction & assembly perUL
  • Cable liability case involving cable installationprocedures
  • UL safety testing, NEBS, IEC62052/53, IEC60601 (Medical), IEC61000 & RBOC labtesting
  • Twisted copper cable design / specification for DSL / ADSL2+ transport, 10/100 Mbit
  • Computer / laptop analysis – records monitoring
  • FAX, email using IP
  • GPS devices – design, data analysis, datarecovery
  • Laptop design, keypads, battery, batterychargers
  • Cell phone chargers, Bluetooth devices
  • Cell phone and laptop battery failures
  • Audio headset testing & verification of operation (Boise, ear buds for cellphones).
  • DSP & FPGA desktop / plug-in architecture design & reverseengineering
  • Fiber Optic system design & failure analysis – network managementdesign
  • PC Power Supply (AT, ATX & Brick-laptop), power management, market surveys &analysis
  • Multi-channel ADSL systems using DSL (gSHDSL) transporttechnology
  • 20W – 50W power supply designs w/ power management, line poweredsystems

Education

Year College/University Degree
1972-77 Stanford University (Satellite classes @ GTE) Graduate work in Engineering and Business – non accredited
1972 Santa Clara University (Satellite classes) Graduate work in Engineering and Business – non accredited
1971 San Jose State University, San Jose, CA BS w/distinction, Electrical Engineering GPA 3.25

Patents Awarded – 37
Available on full CV

Focus Groups
Nichols Research – PC Power Supplies – Market Analysis & Surveys, Oscilloscopes, Semiconductors, cell phone architectures, microprocessors, routers, patents.

Publications
Available on full CV

Professional Associations and Achievements

IEEE
1999 “Super Star” award for superior telecommunications design

Cell Phone Forensics – GPS, CDR Analysis & Mapping (Criminal Cases)

Alleged murder –analyzing cell call records, time stamps and SIM card review – Defendant

Physical abuse case involving cell phone records, file recovery from SIM card – Defendant

Cell Phone Forensics – GPS, CDR Analysis & Mapping (Non-Criminal Cases)

 Alleged stolen car and fire – analyzing cell call records – Defendant

Injury case involving cell phone harassment, SIM card analysis – Plaintiff

Sexual harassment case involving analyzing cell call records and file recovery cell phone – Defendant

Computer analysis – accused of sending pornographic images – used IP address to determine computer

Analysis on proper procedures, cell phone and internet technology in 1995.- Defendant

Involves cell phone use and analysis of model and end of life, damage estimate

Alleged murder – Sexual harassment case involving analyzing cell call records and file recovery cell phone – Defendant

Injury due to truck not stopping. Analyzed GPS records – Plaintiff

Divorce case involving co-habitation – analyzing cell call records, analysis of GPS records– Plaintiff

Analyzing cell call records, time stamps and cell phone pictures – Defendant

Accident: analysis of cellphone for voicemail, test messages, calls – Defendant

Threatening text messages received – determine if spoofing was involved – Plaintiff

Other Cases (Not Involving Cell Phones)

Liability case involving telecommunications cables – Defendant

Case involving liability for cable damage / installation / design – Defendant

 POA suing R&S Gates for faulty telephone equipment installation. Defendant

Manufacturing case involving testing, design review of TV Desk Top products, manufacturing – Defendant

E911 failure resulting in death and destructive fire. Repeater equipment failure analysis – Plaintiff

Involving defective Apple iPOD earbuds & headsets (testing & analysis) – Plaintiff

Involving analysis of BOISE headphones (determine if counterfeit) test per specification – Plaintiff

Involving analyzing microwave IDU / ODU and performance – Defendant

Electronic discovery issue using FAX and email transmissions – Defendant

Smart headsets – WiFi, Defendant alleged to have copied the Plaintiff’s design – Plaintiff

Water damage to electronic equipment – replacement value analysis – Defendant (Insurance Co.)

Damage to electrical splice box – estimate of repair for insurance co. – Defendant

Damage to AMS Antenna Measurement System from water leak – Defendant

Involving defective Apple iPhone touchscreen components (testing & analysis) – Plaintiff

Cell Phone Forensics – GPS, CDR Analysis & Mapping (Criminal Cases)

Alleged murder –analyzing cell call records, time stamps and SIM card review – Defendant

Alleged murder – analysis of GPS data for tracking location of device

analyzing cell call records, analysis of GPS records– Plaintiff

Cultivation of Marijuana – Defendant

Alleged murder – CDR and analysis of GPS data for tracking location of device – Defendant

Homicide, deposition review – Defendant

Cell Phone Forensics – GPS, CDR Analysis & Mapping (Non-Criminal Cases)

Alleged stolen car and fire – analyzing cell call records – Defendant

Injury case involving cell phone harassment, SIM card analysis – Plaintiff

Alleged stolen car – analyzing cell call records, GPS records – Plaintiff

Sexual harassment case involving call records and file recovery cell phone –Defendant

Computer analysis – accused of sending pornographic images – used IP address to determine computer

Analysis on proper procedures, cell phone and internet technology in 1995.- Defendant

Involves cell phone use and analysis of model and end of life, damage estimate

Alleged murder – Sexual harassment case involving analyzing cell call records and file recovery cell phone – Defendant

 Injury due to truck not stopping. Analyzed GPS records – Plaintiff

Divorce case involving co-habitation – analyzing cell call records, analysis of GPS records– Plaintiff

Analyzing cell call records, time stamps and cell phone pictures – Defendant

Accident: analysis of cellphone for voicemail, test messages, calls – Defendant

Threatening text messages received – determine if spoofing was involved – Plaintiff

 Accident: analysis of GPS device – Defendant

Car accident – Defendant

Unlawful eviction – Defendant

Other Cases (Not Involving Cell Phones)

Liability case involving telecommunications cables – Defendant

Case involving liability for cable damage / installation / design – Defendant

POA suing R&S Gates for faulty telephone equipment installation. Defendant

Manufacturing case involving testing, design review of TV Desk Top products, manufacturing – Defendant

E911 failure resulting in death and destructive fire. Repeater equipment failure analysis – Plaintiff

Involving defective Apple iPOD earbuds & headsets (testing & analysis) – Plaintiff

Involving analysis of BOISE headphones (determine if counterfeit) test per specification – Plaintiff

Involving analyzing microwave IDU / ODU and performance – Defendant

Electronic discovery issue using FAX and email transmissions – Defendant

Smart headsets – WiFi, Defendant alleged to have copied the Plaintiff’s design – Plaintiff

Water damage to electronic equipment – replacement value analysis – Defendant (Insurance Co.)

Damage to electrical splice box – estimate of repair for insurance co. – Defendant

Damage to AMS Antenna Measurement System from water leak – Defendant

Involving defective Apple iPhone touchscreen components (testing & analysis) – Plaintiff

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