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Barr Group Software Experts

Barr Group Software Experts

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Mobile Devices & Apps

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  3. Mobile Devices & Apps

Mobile Devices & Apps

Android iOS Mobile App Experts

Barr Group's smartphone and mobile apps experts review patent portfolios and advise attorneys in litigation. Our software engineers have hands-on experience designing iOS and Android apps for mobile handheld devices and the know-how to reverse engineer systems and analyze source code.  Many are trial-tested expert witnesses.

Need an expert for mobile apps litigation? Contact us >

Mobile Devices and Applications

Barr Group's expert witnesses have specialized expertise in source code review for smartphone devices and mobile apps, including:

  • Smartphones, cell phones, tablets, and smart watches
  • Google Android mobile operating system and SDK
  • Apple iOS, iPadOS, tvOS, and watchOS as well as XCode
  • Microsoft Windows Phone, Windows Mobile, and Windows IoT
  • Google Play, Apple iTunes/AppStore, and Windows Phone Store
  • Blackberry OS, Qualcomm BREW, PalmOS/webOS, and ARM platforms
  • Nintendo, PlayStation, XBox, and video games for mobile computers
  • Cellular network protocols (SMS, MMS, CDMA, GSM, LTE)
  • WiFi 802.11, NFC, and Bluetooth (including Bluetooth LE)
  • IrDA and other infrared and line-of-sight communications
  • GPS, accelerometer, pedometer, camera, and microphone peripherals
  • Internet of Things (IoT) devices and cloud hosted apps
  • Web-based apps built with HTML, JavaScript, JSON, etc.
  • Qualcomm's hardware abstraction layer (HAL)

Barr Group's software experts are familiar with all of the major smartphone APIs as well as related wireless protocols and also with the programming languages used to develop iOS and Android apps, including C/C++, .NET, C#, Objective-C, Swift, Java, Kotlin, and Go.

Request your mobile apps expert now >

Expert Witness Services

Barr Group's smartphone experts support plaintiffs and defendants in litigation in U.S. District Courts, at the International Trade Commission (ITC), and before the Patent Trial and Appeal Board (PTAB). Our services include:

  • Technical assistance with drafting of discovery requests
  • Preparation of patent infringement claim charts
  • Software source code review and analysis
  • Source code comparisons for copyright and trade secret theft
  • Prior art review for patent invalidity
  • Automated testing of mobile devices and wireless communications
  • Evaluation of cyber breaches and privacy invasions
  • Expert reports, declarations, and witness statements
  • Testimony at deposition, oral hearings, and trials

Barr Group has a demonstrated ability to quickly activate one or more code reviewers to match the size, scope, and complexity of any project.

How can we help you today? >

The following is a representative subset of Barr Group's experts who have experience designing and/or testifying about these technologies:

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(866) 653-6233

Cloud Storage and Filesystem Expert Profile

Professor of computer science with decades of experience in cloud storage and filesystems, computer architecture, data networks, and distributed computing.
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(866) 653-6233

Automated Surveillance Systems Expert Profile

Computer systems expert with twenty five years experience including in video streaming/coding/processing and the design of AI-enhanced automated video security systems.
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(866) 653-6233

Digital Cellular Mobile Radio Expert Profile

Leading expert in the field of digital cellular mobile radio communications who was involved in the development of the earliest GSM standard.
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(866) 653-6233

Payment and Transaction Processing Expert Profile

Subject matter expert in electronic payment systems with three decades of experience with financial transaction processing and security.
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(866) 653-6233

Data Center and Cloud Storage Expert Profile

Computer science professor with industry experience in system administration as well as data centers and cloud storage and a range of other technologies.
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(866) 653-6233

LLM Generative A.I. and Chatbot Expert Profile

Artificial intelligence expert specializing in chatbot design and development, GPT and LangChain, speech recognition, and natural language processing (NLP).
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(866) 653-6233

Augmented Reality Wearables Expert Profile

Computer scientist who has spent twenty five years consulting at the leading edge of wearable augmented reality systems.
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Telephone:
(866) 653-6233

Spread Spectrum Communications Expert Profile

Consulting electrical engineer with thirty-five years of experience in cellular standards including GSM, UMTS, and LTE and other wireless communication protocols.
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(866) 653-6233

Class II and III Medical Device Expert Profile

Consultant specializing in regulatory and clinical research with extensive experience in Class II and Class III medical devices in FDA and ISO-regulated environments.
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(866) 653-6233

Data Management Systems Expert Profile

Computer scientist with twenty five years of experience in enterprise-level software, knowledge management system, and mobile app development.
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Telephone:
(866) 653-6233

Computer Music and Multimedia Expert Profile

Software developer and professor with extensive experience designing/developing/deploying advanced multimedia on platforms including handheld devices.
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Telephone:
(866) 653-6233

Wireless and Cellular Standards Expert Profile

Cellular and wireless communications expert with experience in military radio and mesh networks who has also been a leader in protocol standards development.
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Telephone:
(866) 653-6233

Semiconductor Fabrication Expert Profile

Consultant with over two decades of experience in semiconductor design and testing, including foundry process evaluation and selection.
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Telephone:
(866) 653-6233

E-Commerce Payment Security Expert Profile

Professor of computer science and consultant with full-stack expertise in database-backed websites and mobile apps, payment system integration, and security.
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Telephone:
(866) 653-6233

Handheld Operating Systems Expert Profile

Computer science expert with decades of experience designing software and electronics, including handheld, IoT, and wearable devices as well as video games and apps.
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Telephone:
(866) 653-6233

Streaming Multimedia Expert Profile

Technology consultant with decades of experience in development and implementation of digital audio and video such as CD, DVD, Blu-ray, and streaming multimedia.
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Telephone:
(866) 653-6233

UX/UI Software Usability Expert Profile

PhD in psychology and author of two books on UI design with experience leading research to evaluate the usability of operating systems, websites, and apps.
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Telephone:
(866) 653-6233

NFC and Contactless Payments Expert Profile

Consultant with over thirty-five years of industry experience in smart card-based solutions for payments and digital security and deep expertise in secure chip technologies.
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Telephone:
(866) 653-6233

Internet and Web Technology Expert Profile

Consultant and trainer with specialized knowledge in website development, markup languages, mobile device management, and e-commerce.
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Telephone:
(866) 653-6233

Video Game & Casino Gaming Expert Profile

Engineering consultant with twenty-five years of experience in systems for gaming and gambling including the design and analysis of casino games.
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Telephone:
(866) 653-6233

Vehicle Informatics & Safety Expert Profile

Consulting electrical engineer with decades of experience in advanced technology development and project management in automotive and spacecraft electronics.
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Telephone:
(866) 653-6233

Satellite and Cellular Base Station Expert Profile

Engineering consultant specializing in wireless cellular mobile technology who has written real-time software for products from automotive and medical to mobile handsets.
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Telephone:
(866) 653-6233

Deep Learning & A.I. Systems Expert Profile

Former professor with twenty five years of experience in machine learning for speech recognition and computer vision as well as in data centers and blockchain.
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Telephone:
(866) 653-6233

Speech-Based Interface & RFID Expert Profile

Consultant and former professor of computer science with decades of hands-on experience in speech recognition, IVR, RFID, streaming multimedia, and data encryption.
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Telephone:
(866) 653-6233

Speech & Voice Recognition Expert Profile

Professor of computer science with two decades of experience at the forefront of the analysis and processing of electronic documents and speech / voice.
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(866) 653-6233

Haptic Input & Virtual Reality Expert Profile

Engineering professor with decades of experience in virtual reality (VR), streaming multimedia, computer vision, artificial intelligence (AI), and robotics.
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Telephone:
(866) 653-6233

Distributed Sensor Networks Expert Profile

Professor of computer science with specialized expertise in network quality of service, routing, and visualization as well as remote sensing.
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Telephone:
(866) 653-6233

Semiconductor Design Tools Expert Profile

Consulting electrical engineer with decades of experience in design of integrated circuits and software systems for electronic design automation (EDA).
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Telephone:
(866) 653-6233

Virtual Reality Worlds & Gaming Expert Profile

MIT-educated electrical engineer with decades of industry experience designing software and electronics including for computer graphics, video games, and virtual worlds.
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Telephone:
(866) 653-6233

Smartphone Software & Apps Expert Profile

Consultant with two decades of experience developing software and mobile apps for Android, Linux, Windows, and real-time operating systems.
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Telephone:
(866) 653-6233

Analog and Digital Electronics Design Expert Profile

Electrical engineer with more than thirty years of hands-on experience designing real-time systems and embedded software for commercial and military applications.
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Telephone:
(866) 653-6233

Distributed Computer Systems Expert Profile

Computer scientist with over forty years of industry experience in design of computer systems, communications systems, electronics, and software.
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Telephone:
(866) 653-6233

Just-in-Time Compilation Expert Profile

Early pioneer in the areas of moving target cyberdefenses, mobile code, and dynamic compilation and subject matter expert in virtual machines and JIT compilers.
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Telephone:
(866) 653-6233

Penetration Testing Security Expert Profile

White hat hacker specializing in penetration testing and reverse engineering and expert in the design of secure networks and IoT devices.
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Telephone:
(866) 653-6233

Global Positioning Systems Expert Profile

Electrical engineer with substantial experience in the design of GPS and navigation systems, including DSP and image processing, in military and civilian applications.
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Telephone:
(866) 653-6233

TCP/IP Internet Protocols Expert Profile

Systems engineer with decades of hands-on experience in the design and implementation of Internet-connected products using WiFi, cellular, and other protocols
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Telephone:
(866) 653-6233

Mechanical-Electrical-Software Expert Profile

Engineering consultant with hands-on industry experience in mechanical and electrical design as well as software and firmware development and testing.
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(866) 653-6233

Software Process Improvement Expert Profile

Subject matter expert in software quality, data analytics, wireless communications and networking, web technologies, user interfaces, and e-commerce.
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Telephone:
(866) 653-6233

Short-Range Wireless Protocols Expert Profile

Professor emeritus and software consultant with experience in every phase of software development who helped standardize short range wireless protocols.
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Telephone:
(866) 653-6233

Android & iOS Mobile Apps Expert Profile

Computer scientist and inventor with decades of successful software and app creation for a variety of platforms, including Android, iOS, MacOS and Windows.
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Telephone:
(866) 653-6233

Enterprise Apps E-commerce Expert Profile

Former director of software development and Certified ScrumMaster with more than twenty years of experience in the financial technology and healthcare industries.
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Telephone:
(866) 653-6233

Settop On-Screen Guide & DVR Expert Profile

Embedded computing pioneer with thirty years of experience designing electronics and firmware, notably for DVR-capable satellite TV receivers.
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Telephone:
(866) 653-6233

Cybersecurity & Cyber-Warfare Expert Profile

Prolific author of books and papers on cybersecurity, cyberwarfare, and digital forensics, as well as cryptography and other forms of applied mathematics.
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Telephone:
(866) 653-6233

Video Game Computer Graphics Expert Profile

Computer science professor and consultant with thirty years of experience in the software industry and hands-on video game design experience.
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Telephone:
(866) 653-6233

System & Software Testing Expert Profile

Prolific author who has trained tens of thousands of engineers in systems testing and has over thirty years of experience in software and electronics testing.
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Telephone:
(866) 653-6233

GPS & Navigation Systems Expert Profile

Engineer and product manager with twenty five years of work at the leading-edge of agriculture, automotive, and marine navigation and geolocation technologies including GPS/GNSS.
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Telephone:
(866) 653-6233

Microprocessor Design Expert Profile

Professor of electrical and computer engineering with years of industry experience in the design of microprocessors for infotainment and multimedia systems.
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Telephone:
(866) 653-6233

Embedded Systems and IoT Expert Profile

Adjunct professor of computer science with two decades of industry experience in software engineering and all phases of the software development life cycle.
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(866) 653-6233

User Interface Design Expert Profile

Accomplished software and systems engineer with specialized expertise in UI design and human factors for mobile, web, desktop, and server software.
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Telephone:
(866) 653-6233

Handheld Devices Design Expert Profile

Electrical engineer with two decades of experience in the design of embedded systems with a particular emphasis on the internals of Linux and its filesystems.

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Telephone:
(866) 653-6233

Mobile & Wireless Networks Expert Profile

Professor of electrical engineering and an award-winning innovator in the areas of wireless communication systems and mobile networks who has testified as an expert witness.

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Telephone:
(866) 653-6233

Wireless Protocols and Standards Expert Profile

Network and wireless technology expert with over thirty years of industry experience who has been significantly involved in multiple wireless standardization efforts.

Expert S416N
Analog and Digital Electronics Design Expert
Electrical engineer with more than thirty years of hands-on experience designing real-time systems and embedded software for commercial and military applications.
Link to Profile Page
Expert H400L
Android & iOS Mobile Apps Expert
Computer scientist and inventor with decades of successful software and app creation for a variety of platforms, including Android, iOS, MacOS and Windows.
Link to Profile Page
Expert B430T
Augmented Reality Wearables Expert
Computer scientist who has spent twenty five years consulting at the leading edge of wearable augmented reality systems.
Link to Profile Page
Expert S650N
Automated Surveillance Systems Expert
Computer systems expert with twenty five years experience including in video streaming/coding/processing and the design of AI-enhanced automated video security systems.
Link to Profile Page
Expert A536S
Vehicle Informatics & Safety Expert
Consulting electrical engineer with decades of experience in advanced technology development and project management in automotive and spacecraft electronics.
Link to Profile Page
Expert S165T
Data Management Systems Expert
Computer scientist with twenty five years of experience in enterprise-level software, knowledge management system, and mobile app development.
Link to Profile Page
Expert P200S
Satellite and Cellular Base Station Expert
Engineering consultant specializing in wireless cellular mobile technology who has written real-time software for products from automotive and medical to mobile handsets.
Link to Profile Page
Expert W255N
Cloud Storage and Filesystem Expert
Professor of computer science with decades of experience in cloud storage and filesystems, computer architecture, data networks, and distributed computing.
Link to Profile Page
Expert E235M
Cybersecurity & Cyber-Warfare Expert
Prolific author of books and papers on cybersecurity, cyberwarfare, and digital forensics, as well as cryptography and other forms of applied mathematics.
Link to Profile Page
Expert A651T
Streaming Multimedia Expert
Technology consultant with decades of experience in development and implementation of digital audio and video such as CD, DVD, Blu-ray, and streaming multimedia.
Link to Profile Page

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Expert Services

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  • Software Copyright and Trade Secrets Experts
  • Product Liability and Failure Analysis Experts
  • Contract Disputes and Software Project Failures
  • Venues and Clients

Areas of Expertise

Artificial Intelligence
Automotive Systems
Cloud Computing
Computer Security
Consumer Electronics
Electronic Circuits
Enterprise Software
Financial Technology
Firmware and IoT
Industrial Controls
Mechanical Design
Medical Devices
Military & Aerospace
Mobile Devices & Apps
Optical Equipment
Renewable Energy
Signal Processing
Telecommunications
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