Voice Identification Expert Witnesses

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Voice Identification Expert Witness - Sample Bios

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The below expert witness bios represent a small fraction of those Voice Identification experts known by Cahn Litigation Services. These bios are provided to give attorneys a sense of the Voice Identification landscape.


Expert Witness #209093

This expert brings many years of experience in Computer Science, eCommerce, and Telecommunications. This expert specializes in Natural Language Speech Recognition, with transcription and bi-directional translation, speech recognition servers using standardized speech and command protocols. This expert performed multiple code reviews on Android and IOS Operating system and mobile applications. This expert has been a testifying expert for over 60 cases, IPRs, and Patent Litigation cases including Telecommunication and Speech Recognition providing infringement, invalidity, deposition and trial testimony. This includes testifying in a patent suit for a mobile transaction authorization system using biometric/voice authentication where the judge found for this expert’s client and cited this expert on all points of contention in the case.

Professional Experience

Designed and developed early CTIs (Computer Telephony Interfaces) that implemented early speech recognition.

Designed and Implemented Call Center systems with Voice Recognition using Speech Recognition servers using standard speech protocols and command interfaces. Systems developed include multi-platform support for natural language, command based, and menu-based speech recognition.

Designed and developed Contact Center system including implementation of Natural Language speech recognition using targeted phrase recognition, speech transcription, and industry specific speech applications.

Technology consulting in the area of mobile applications and mobile speech capture for local and remote speech recognition and authentication.

Case Experience

Patent litigation – Testifying expert on speech transcription and bi-directional translation systems for the deaf and hearing impaired, using both local and remote speech recognition using standard and mobile phone communications.

PTAB IPRs

Testifying expert for Call Center IVRs for correctional institutions providing speaker recognition, speaker identification, and automated conversation monitoring to provide visual markers and tags for identifying and reviewing targeted speech segments.

Patent litigation – Testifying expert on audio/speech sampling via mobile microphone and standard protocol transmission of speech samples Includes compressing of audio signals for thumb-print transmission for automatic content recognition (ACR systems). Android code review.

Patent Litigation
Testifying expert in Natural Language command parsing and recognition. System converted voice commands into a Command Line Interface using XML command and parameter sequences.

Patent Litigation for defendant. Provided expertise in telephony-based speech recognition, structured speech input, and call relay to operator assisted speech to text translation using ‘whisper mode’.


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Expert Witness #230901

This expert is a Computer Scientist and Technology Consultant specializing in Telecommunications, Call Center applications, and Media Distribution. This expert brings many years of experience in a diverse set of technologies including CTI (computer telephony integration), digital voice processing, speech recognition and Natural Language processing. This expert has a deep understanding of protocols and has designed protocols for many different kinds of systems and has had some of them adopted by the American National Standards Institute (ANSI). This expert has been a consulting expert in approximately 50 matters, IPRs, and Patent Litigation cases including cases for Telecommunication and Speech Recognition providing infringement, invalidity, and deposition testimony. This expert has testified at hearings and at trial for about 10 cases.

Professional Experience

Designed and developed some of the earliest available low-bit-rate digital voice communication products for long haul networks. Work included voice models, input digitization, voice feature extraction, encoding and decoding and interfaces to packet network systems. Designed protocols for various communications devices such as data encryptors.

Manager of Embedded Systems Group. Responsible for designing, among other things, protocols for factory automation systems, including communications and networking devices to handle interfacing host computers to subsystems that used different protocols.

Technology consulting in the area of Call Centers, Telephony, Wireless communication, mobile applications, biometrics and user authentication implementing Speech Recognition.

Provide level 1 & 2 evaluation of Patent portfolios to determine strongest / most valuable patents and identify vendors/products that read on stronger patents. Patents were evaluated in: Telephony, VoIP, Wireless devices, speech recognition, and digital device interfaces.

Provided in-depth research services to inventors and Intellectual Property investors. Also consulted on the design of solutions with embedded voice recognition features in the consumer products space.

This expert has been involved in the study and application of Natural Language understanding and processing, especially related to voice to text conversion, knowledge discovery, fact extraction, summarization, language weighting and importance models, etc. This expert has developed suites of software for each of these areas.

Case Experience

Patent Litigation – Consulting expert with responsibility for leading a group of 10 code reviewers reviewing more than 56 gigabytes of source code over a period of 10 months. The source code was associated with servers and services, content distribution servers, content ingestion servers, security and protocols for media sharing and distribution frameworks and architectures of business systems. Also provided expert consultation to litigation team on system architectures, applications, devices, and services. Coordinated with the team leads reviewing source code on similar architectures for other device manufacturers.

Patent Litigation - Consulting expert on infringement and invalidity of patents relating to voice network functions and processing in VoIP networks including enterprise and residential networks.


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Expert Witness #259627

This expert earned a Master's Degree in Software Engineering. This expert brings to the table many years of experience in the technology industry, including in the speech recognition industry where this expert's company developed speech technologies. As the founder of a highly successful and internationally recognized consultancy, this expert has pioneered ground-breaking speech recognition concepts that have pushed the limit of speech recognition in the aviation and aerospace industries. Prior to that, this expert had been involved in speech recognition and artificial intelligence at several other startups that this expert founded. This expert also served as Director of Advanced Technology where this expert helped architect and design an Internet Proxy Cache Server technology. This expert also developed the world's first real-time Internet content filtering technology and became the company's international expert on content filtering. This expert also served on the Business Development Team where this expert was responsible for advanced technology licensing.

This expert developed the first commercial computer telephony system to incorporate artificial intelligence, voice recognition, and text-to-speech. The system was used to offer unattended telephone customer support to callers. This technology was used by many high-technology companies. This expert also developed one of the first software development toolkits for computer telephony boards that turned microcomputers into computer telephony systems.

Additionally, this expert served as President and CTO where this expert was instrumental in the design of a next-generation carrier-class managed voice and data services which utilized voice recognition, text-to-speech (TTS), and mobile wireless connectivity. This expert also has in-depth experience in the vision industry and has developed custom vision cameras and embedded software systems that incorporate artificial intelligence resulting in systems that have been used to provide real-time visual feedback in technologically challenging environments.

This expert is a prolific software coder and has a thorough understanding of the review process at a deep code level. This expert is also familiar with the data compression protocols utilized by Siri as well as Siri's evolutionary operations and growth, including the introduction of their new A11 processor and movement to migrate some speech recognition requests onto the device thus eliminating the need to always establish a client/server connection when some grammar rule based commands can be handled offline.

This expert has received a patent for multi-tasking artificial intelligent processing and still utilizes AI experience in pre and post-recognition processing systems designed by the firm today. This expert has been an expert witness in several speech recognition related cases and is very familiar with the deposition process and deposes very well against the toughest of lawyers.


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Expert Witness #209091

This expert holds a BS in Computer Science and is an eBusiness Director and Technology Consultant specializing in Telecommunications, eCommerce, and search technology. This expert brings many years of experience in a diverse set of technologies including Natural Language processing, High Level Language coding, machine translation, Search and query keyword relationships, Command and Query language translation.

This expert has been a testifying expert for over 24 cases including testimony for Telecommunications, Voice Recognition, Query and Search Engine, providing expert reports for patent litigation, IPRs, deposition and trial testimony. This includes testifying in a Multilingual transaction patent suit in where the judge found for the client and cited this expert on all points of contention in the case.

Summary of Professional Experience:

Designed and developed Contact Center system for that included Multilingual and Natural Language speech recognition, parsing the command request and provide appropriate prompts based on both translated prompt lookup and machine language translation.

Developed Search Engine techniques, media library for commercial website search

Developed High volume content publishing. Provided multi-lingual content library including search, indexing, and taxonomy processing for dialect standardization.

Designed and Implemented Call Center systems that use Voice Recognition for automated client response that supported multi-lingual input and output. Developed advance indexing, and query parsing for customer directory search engine.

eMarketing consulting for Commercial websites, search engine, pay per click, multilingual ad campaigns, and Adwords metrics verification.


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