Sigurd Meldal, Dr.Sc.

Sigurd Meldal has an extensive academic record in Computer Science counting 40+ years of research and teaching experience, including as Professor of Computer Engineering at San Jose State University for 18 years.

Dr. Meldal has testified in federal court as an expert witness in the fields of computer science, computer engineering, and software engineering. In this role, he has provided technical opinions in IP litigation regarding mobile devices, networked systems and services‑oriented architectures.

In particular, Dr. Meldal has assisted in litigation and related processes involving smartphones, wireless communication and telephony, networked database systems, location-oriented web services, and mobile device positioning systems.

Summary of Qualifications

Well known as an influential scholar in the computer science community for his discoveries and inventions in the areas of software engineering, computer programming, and theoretical computer science.
Served as Director of the Cybersecurity + Big Data Initiative, where he is spearheaded new research and graduate programs in cyber security and data sciences.
Previously served as Chair of the Department of Computer Engineering at San Jose State University, where he was a tenured faculty member in both the Computer Engineering and Computer Science Departments.
Has testified in federal court and been deposed as an expert witness about iOS, Android, AMSS, and Blackberry software running on Apple, Qualcomm and other mobile hardware platforms, as well as more generic software systems and networked server architectures.
Has provided expert testimony and declarations related to § 101 (patentable subject matter) defenses based on the SCOTUS verdict in the case of Alice Corp. v. CLS Bank International.
Co-authored the seminal paper on the algebraic foundations of non-deterministic operators, which has been widely cited by his academic peers in related research publications.
Was a senior researcher in the project developing the Rapide language framework for prototyping of distributed architectures and the abstraction mechanisms necessary for large-scale conformance checking.
Authored the curriculum for Cal Poly’s new undergraduate degree in software engineering and San José State University’s new BS and MS Software Engineering degrees.
Has worked with universities in India and China to establish collaborative frameworks for student and faculty exchanges, and for dual or joint degree programs bringing together students from different countries into one educational context.
Has published a book and more than 60 peer-reviewed technical papers on a broad spectrum of practical and theoretical subjects in software engineering and computer science.

Areas of Expertise

Mobile and wireless software, operating systems, and applications
iOS, Android, Windows Phone, BlackBerry OS (bbOS), Qualcomm Brew, Symbian, Windows 8
Telecommunications and network protocols
GSM, CDMA, WCDMA, LTE, 802.11, WiFi, WAN, TSL, Rapide, protocol specification
Mobile device and smartphone hardware
iPhone, iPad, Qualcomm Mobile Station Modem (MSM) architectures and systems-on-a-chip (SoC), ARM processors, BlackBerry, Google, HTC, and Nokia devices
Operating systems (OS)
MacOSX, Unix, Linux, Windows
Cyber security and big data
Public policy, cyber risk management
User interface design
iOS, Android, Windows, BlackBerry
Design methodologies and tools
Object oriented programming and design, UML, design patterns, soft formal verification and testing, concurrent systems design
Distributed systems
Cloud architectures, services-oriented multi-tiered architectures
Programming languages
VHDL, C, C++, C#, Java, assembly languages, Fortran, Cobol, Simula, Snobol
Databases
SQL, MySQL
Software architecture and distributed systems
Service-oriented architectures, networked server architectures, architecture prototyping frameworks, architecture description languages, large-scale conformance checking, and other areas
Other
Geographic information systems, bioinformatics, software and computer engineering accreditation/professional standards

Litigation Experience

Citrix Systems, Inc. v. Workspot, Inc. | 2020–Present
Jurisdiction: US District Court for the District of Delaware
Counsel: DLA Piper LLP (US)
Nature of Suit: Intellectual Property, Patent
Management Analytics, Inc. et al. v. Quine Intellectual Property Law Group, P.C. et al. | 2019–Present
Jurisdiction: Superior Court of California, County of Alameda
Counsel: Murphy, Pearson, Bradley, & Feeney
Nature of Suit: Professional Negligence
CommScope, Inc. v. Rosenberger Technology (Kunshan) Co. Ltd | 2019–Present
Jurisdiction: US District Court for the District of New Jersey
Counsel: Milbank LLP
Nature of Suit: Intellectual Property, Trade Secrets
X One, Inc. v. Uber Technologies, Inc | 2019–Present
Jurisdiction: US District Court for the Northern District of California
Counsel: Finnegan, Henderson, Farabow, Garrett & Dunner, LLP
Nature of Suit: Intellectual Property, Patent
Samsung Electronics Co., Ltd. et al. v. Immersion Corporation | 2018–2019
Jurisdiction: PTAB
Counsel: Morrison Foerster, LLP
Nature of Suit: Intellectual Property, Patent
CUPP Cybersecurity, LLC v. Trend Micro, Inc. | 2018–Present
Jurisdiction: US District Court for the Northern District of Texas
Counsel: DLA Piper LLP
Nature of Suit: Intellectual Property, Patent
MModal Services Ltd v. Nuance Communications, Inc. | 2018–Present
Jurisdiction: Patent Trial and Appeal Board
Counsel: Weil, Gotshal & Manges LLP
Nature of Suit: Intellectual Property, Patent
Immersion Corporation v. Fitbit, Inc. | 2018
Jurisdiction: US District Court for the Northern District of California
Counsel: McKool Smith P.C.
Nature of Suit: Intellectual Property, Patent
Wireless Telematics, LLC v. Outdoorlink, Inc | 2017–2018
Jurisdiction: US District Court for the Northern District of Alabama
Counsel: Buche & Associates, P.C.
Nature of Suit: Intellectual Property, Patent
International Business Machines Corp. v. Groupon, Inc. | 2017–2018
Jurisdiction: Patent Trial and Appeal Board
Counsel: Alston and Bird LLP
Nature of Suit: Intellectual Property, Patent
Bytemark, Inc. v. Xerox Corp., ACS Transport Solutions, Inc., Xerox Transport Solutions, Inc., Conduent Inc., and New Jersey Transit Corp. | 2017–Present
Jurisdiction: US District Court for the Southern District of New York
Counsel: Fishman Steward PLLC
Nature of Suit: Intellectual Property, Patent
Sound View Innovations, LLC v. Hulu, LLC | 2017–2019
Jurisdiction: US District Court for the Central District of California
Counsel: Desmarais LLP
Nature of Suit: Intellectual Property, Patent
Sound View Innovations, LLC v. Facebook, Inc. | 2017–2018
Jurisdiction: US District Court for the District of Delaware
Counsel: Desmarais LLP
Nature of Suit: Intellectual Property, Patent
E.D.C. Technologies, Inc. v. Jim Seidel, et al. | 2017–2018
Jurisdiction: US District Court for the Northern District of California
Counsel: Silicon Valley Law Group
Nature of Suit: Breach of Contract
Bytemark, Inc. v. Masabi Ltd. | 2017–Present
Jurisdiction: US District Court for the Eastern District of Texas
Counsel: Fishman Steward PLLC
Nature of Suit: Intellectual Property, Patent
Masabi Ltd. v. Bytemark, Inc. | 2017–Present
Jurisdiction: Patent Trial and Appeal Board
Counsel: Fishman Steward PLLC
Nature of Suit: Intellectual Property, Patent
Intellectual Ventures I LLC v. Capital One Financial Corporation, et al. | 2017
Jurisdiction: US District Court for the District of Maryland
Counsel: Freitas Angell & Weinberg LLP
Nature of Suit: Antitrust
Immersion Corp. v. Apple Inc. and AT&T Mobility LLC. | 2016–2018
Jurisdiction: US International Trade Commission
Counsel: Irell & Manella LLP
Nature of Suit: Intellectual Property, Patent
Apple Inc. v. Immersion Corp. | 2016–2018
Jurisdiction: Patent Trial and Appeal Board
Counsel: Irell & Manella LLP
Nature of Case: Intellectual Property, Patent
Callwave Communication LLC v. Google Inc. | 2016
Jurisdiction: US District Court for the District of Delaware
Counsel: Milbank, Tweed, Hadley & McCloy LLP
Nature of Suit: Intellectual Property, Patent
Ancora Technologies, Inc. v. Apple, Inc. | 2015–2016
Jurisdiction: US District Court for the Northern District of California
Counsel: Brooks Kushman P.C.
Nature of Suit: Intellectual Property, Patent
Global Cash Access, Inc. v. NRT Tech. Corp. And NRT Technologies, Inc. | 2015–2017
Jurisdiction: US International Trade Commission
Counsel: Pillsbury Winthrop Shaw Pittman LLP
Nature of Suit: Intellectual Property, Patent
Yodlee, Inc. v. Plaid Technologies Inc. | 2015–2017
Jurisdiction: US District Court for the District of Delaware
Counsel: Fish & Richardson P.C.
Nature of Suit: Intellectual Property, Patent
Adam Backhaut et al. v. Apple Inc. | 2015–2018
Jurisdiction: US District Court for the Northern District of California
Counsel: Audet & Partners LLP
Nature of Suit: Class Action
Fox Television Stations, Inc., Twentieth Century Fox Film Corporation,and Fox Broadcasting Company, Inc. v. Filmon X, LLC, Alkiviades “Alki” David, Filmon.tv Networks, Inc., Filmon.tv.inc., Filmon.Com, Inc. | 2015–2017
Jurisdiction: US District Court, Central District Court of California
Counsel: Baker Marquart LLP
Nature of Suit: Copyright, 17 U.S.C. § 111 Licensing
NBCUniversal Media, LLC v. FilmOn X, LLC | 2015–2017
Jurisdiction: US District Court, Central District Court of California
Counsel: Baker Marquart LLP
Nature of Suit: Copyright, 17 U.S.C. § 111 Licensing
Fox Television Stations, Inc. v. FilmOn X, LLC | 2015–2017
Jurisdiction: US District Court District of Columbia
Counsel: Baker Marquart LLP
Nature of Suit: Copyright, 17 U.S.C. § 111 Licensing
Filmon X, LLC v. Window To The World Communications, Inc. | 2015–2017
Jurisdiction: US District Court for The Northern District of Illinois. Eastern Division
Counsel: Baker Marquart LLP
Nature of Suit: Copyright, 17 U.S.C. § 111 Licensing
Intellectual Ventures II LLC v. JP Morgan Chase & Co., et al. | 2015
Jurisdiction: US District Court for the Southern District of New York
Counsel: Feinberg Day Alberti & Thompson LLP
Nature of Suit: Intellectual Property, Patent
Via Licensing Corporation v. Barnes & Noble, Inc. | 2015
Jurisdiction: Superior Court of the State of California for the County of San Francisco
Counsel: King & Spalding LLP
Nature of Suit: Intellectual Property, Breach of Contract
TLFO LLC, Transunion Risk and Alternative Data Solutions, Inc., v. The Best One, Inc. and Ole Poulsen | 2014–2018
Jurisdiction: US Bankruptcy Court for the Southern District of Florida, West Palm Beach Division
Counsel: Richard and Richard, P.A.
Nature of Suit: Bankruptcy, Asset Evaluation
Nokia Corporation and Nokia Inc. v. HTC Corporation and HTC America, Inc. | 2013–2014
Jurisdiction: United States International Trade Commission
Counsel: Desmarais LLP
Nature of Suit: Intellectual Property, Patent
Porto Technology, Co., Ltd., Porto Technology, LLC, and Ji-Soo Lee v. Cellco Partnership d/b/a Verizon Wireless | 2013–2014
Jurisdiction: U.S. District Court for the Eastern District of Virginia
Counsel: Fox Rothschild LLP
Nature of Suit: Intellectual Property, Patent
Phoenix Licensing, LLC and LPL Licensing, LLC v. Aegon USA, Inc., et al. | 2013
Jurisdiction: US District Court for the Eastern District of Texas
Counsel: Alston and Bird, LLP
Nature of Suit: Intellectual Property, Patent
Civix-DDI, LLC v. LoopNet, Inc. | 2012–2014
Jurisdiction: US District Court for the Northern District of Illinois, Eastern Division
Counsel: Kirkland and Ellis, LLP and Orrick, Herrington & Sutclife LLP
Nature of Suit: Intellectual Property, Patent
MobileMedia Ideas, LLC v. Apple Inc. | 2011–2018
Jurisdiction: US District Court for the District of Delaware
Counsel: Proskauer Rose, LLP
Nature of Suit: Intellectual Property, Patent
Dan Holton v. Marvell Semiconductor, Inc. | 2010–2011
Jurisdiction: Superior Court of the State of California, County of Santa Clara
Counsel: Wilson, Sonsini, Goodrich & Rosati
Civix-DDI, LLC v. Hotels.com, LP and Hotels.com GP, LLC | 2010–2013
Jurisdiction: US District Court for the Northern District of Illinois
Counsel: Kirkland and Ellis, LLP
Nature of Suit: Intellectual Property, Patent
Apple Inc. v. Nokia Corp. and Nokia Inc. | 2010
Jurisdiction: International Trade Commission
Counsel: Alston & Bird, LLP
Nature of Suit: Intellectual Property, Patent
Kevin L. Keithley and Tren Technology Holdings, LLC v. The Homestore.com, Inc., National Association of Realtors, and National Association of Home Builders of the United States | 2008
Jurisdiction: US District Court for the Northern District of California
Counsel: Alston & Bird, LLP
Nature of Suit: Intellectual Property, Patent
Rowe International Corp. and Arachnid, Inc. v. Ecast, Inc., Rock-Ola Manufacturing Corporation, and View Interactive Entertainment Corp. | 2008
Jurisdiction: US District Court for the Northern District of Illinois
Counsel: Beck, Ross, Bismonte & Finley, LLP
Nature of Suit: Intellectual Property, Patent
Ecast, Inc. v. TouchTunes Music Corporation | 2004–2010
Jurisdiction: US District Court for the Northern District of California
Counsel: Morrison & Foerster LLP
Nature of Suit: Intellectual Property, Patent
1st Media LLC, v. TouchTunes Music Corporation, Ecast Inc., Fatburger Corporation, and Rock-Ola Manufacturing Corporation | 2004–2010
Jurisdiction: US District Court for the District of Nevada
Counsel: Morrison & Foerster LLP
Nature of Suit: Intellectual Property, Patent
Rowe International Corp. and Arachnid, Inc. v. Ecast, Inc., Rock-Ola Manufacturing Corporation, and View Interactive Entertainment Corp. | 2004–2010
Jurisdiction: US District Court for the Northern District of Illinois
Counsel: Morrison & Foerster LLP
Nature of Suit: Intellectual Property, Patent