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.

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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.

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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.

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

Mobile Devices & Apps

Wireless Protocols Expert Profile

Computer networking and wireless technology expert with over thirty years of industry experience.

Cryptography & Encryption Expert Profile

Internationally renowned cryptographer and security technologist with two decades of industry experience in computer security.

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Expert S416N

Electronics and computer science expert with more than twenty-five years of hands-on experience...

Expert H400L

Computer scientist and inventor with decades of hands-on experience applying emerging...

Expert E235M

Consultant and former computer science instructor who has written more than two dozen books and...

Expert H164L

Computer scientist with over forty years of industry experience in design of computer systems,...

Expert G416R

Former director of software development and Certified ScrumMaster with more than twenty years of...

Expert P420K

Adjunct professor of computer science with two decades of industry experience in software...

Expert G650N

Internationally renowned cryptographer and security technologist with two decades of industry...

Expert A225N

Electrical engineer with substantial design experience in the fields of GPS and navigation...

Expert B420K

Experienced engineer and product manager who has been working with leading-edge navigation...

Expert G341F

Electrical engineer with two decades of experience in the design of embedded systems with a...

Expert M320K

Software and systems engineer with several decades of hands-on experience

Expert M260R

Mechanical engineer with hands-on experience in all phases of product

Expert B624L

Adjunct professor of electrical and computer engineering with years of industry experience in...

Expert F652S

Professor of computer science and early pioneer in the areas of moving target cyber defenses,...

Expert D620S

Computer engineer and information security expert specializing in the secure design of embedded...

Expert F200K

Electrical engineer and embedded computing pioneer with over thirty years of experience...

Expert K532N

Professor emeritus of computer science at one university and an associate professor of the same...

Expert K650N

Former adjunct professor of computer science and university researcher turned industry...

Expert B420K

An international leader in software, hardware, and systems testing and a prolific writer in the...

Expert R251K

Accomplished software and systems engineer with specialized expertise in user interface design...

Expert C612S

Professor of computer science and consultant with more than thirty years of experience in the...

Expert O600R

Computer networking and wireless technology expert with over thirty years of industry experience...

Don't see the right expert for your project among this subset?

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