Alexander Resources

Mobile and Cellular Messaging Expert Witness and Litigation Support Services

Alexander Resources offers expert witness testimony, consulting, and analysis for cellular, mobile and wireless technologies, networks, spectrum, standards, products and services.

Other Expert Witness Services focus on:
Cell Phones
Cell Phone Records, Billing and Usage
Mobile Phones
Smart Phones
Radio Spectrum
Telephone Consumer Protection Act (TCPA)

Mobile and Cellular Messaging Systems and Services

Our work in mobile and cellular messaging began in 1992. This work has included expert witness engagements, consulting projects, patent analysis projects, research reports, and seminars. As a result, we have developed an in-depth knowledge and expertise in nearly every facet of messaging. This includes:

  • Messaging Systems, Architecture, Technologies and Protocols/Standards
    • SMS: Short Message Service including text messaging and Premium SMS
    • Voice Mail System
    • MMS: Multimedia Messaging Service
    • IMS: IP Multimedia Core Network Subsystem
    • IM: Instant Messaging and MIM: Mobile Instant Messaging
    • Email
    • Converged IP Messaging
    • Message store-and-forward
    • Message and subsystem gateways and converters
    • Message servers and clients
    • SMS short codes
    • Automatic Telephone Dialing Systems (ATDS)
    • SMSC (Short Message Service Center)
  • Messaging device functions and components
    • Standard mobile phones to smartphones
    • Operating Systems/OS (Android, Blackberry OS, iOS, Symbian OS, Windows Mobile), IP Multimedia Services Identity Module (ISIM), SIM cards, USIM cards, UICC smart card, activation, registration, authorization, Graphical User Interfaces (GUI), text input, Web browsers, filters and access control
  • European Telecommunications Standards Institute (ETSI), Third Generation Partnership Project (3GPP), Third Generation Partnership Project 2 (3GPP2) and Open Mobile Alliance (OMA) standards
  • Messaging Services
    • SMS/Text messaging
    • Voice mail
    • Instant messaging
    • Picture messaging
    • Video messaging
    • Video Sharing
    • Multimedia Telephony
    • Email
    • Video mail
    • Converged IP Messaging
    • Speech navigation, text-to-speech, and speech-to-text
  • Messaging Billing and Charging Systems including usage information (Charging/Call Data Records - CDR), usage collection, rating, charging, call event, accounting and billing

Previous messaging expert witness engagements have addressed:

  • Product, system, standards, network and technology analysis (from a technical, functional, & market/industry and competitive perspective)
  • Messaging patent analysis & research
    • Technical review and analysis of patent claims, preparation of claims charts and validity and infringement opinions
    • Defend and counter claims of infringement
    • Identify infringing technical standards and the systems that incorporate these standards
    • Identify infringing patents and products
    • Patentability Evaluations
    • Portfolio Analysis
    • Entire market value rule (EMVR) analysis
    • Product value apportionment analysis
  • Messaging product & technology licensing and agreements
    • Joint development agreements
    • Product development agreements
      • Product specifications
  • Confidentiality of trade secrets, customer lists, business plans, new & proprietary products and services
  • Business management, practices & operations
    • Contracts
    • Sales, marketing and distribution agreements
      • Dealer and distributor relationships and agreements
    • Royalty calculations & payments
    • Supplier agreements
    • Purchase orders and purchase agreements
Our Expert Witness and Litigation Support services include:
  • Expert testimony, reports and depositions
    • Testifying with exhibits and preparation of the attorney's material, questions and cross examination
  • Reviewing opposing expert reports, testimony and depositions
  • Assisting in the review, interpretation and understanding of relevant evidence, information and its accuracy
  • Industry, business and technology tutoring and counseling for attorneys and courts
  • Preparation of questions in technical matters for depositions
  • Determining the facts of a matter and suggesting case strategy
  • Evaluation of pretrial discovery
  • Discovery investigation and consulting for interrogatories, depositions and trial
  • Articulating the underlying technologies, systems, processes, methods and their accuracies and limitations

  For a confidential review of your requirements, please contact Carol Smyth at 972-818-8225 or via e-mail at

Our Expert Witness and Litigation Support Services are headed by Jerry Kaufman, the president of Alexander Resources. In addition to managing all expert witness engagements, he directly manages the research and production of all expert reports and testimony. He personally testifies at trial and depositions.

Please refer to Mr. Kaufman's biography for additional information on his background and capabilities.

For a confidential review of your requirements, please contact Carol Smyth at 972-818-8225 or via e-mail at

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