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The Company and Staff

About ZyGoDigital


 ZyGoDigital LLC, provides ZyGoVideo™, ZyGoCasting™ tools, and general multimedia consulting solutions. Our consulting clients include:
  • Apple Computer Inc.
  • Convera
  • DRS Communications
  • Global Mobility
  • Kinoma
  • Layer8 Inc.
  • Lockheed Martin
  • Microsoft
  • NCI Information Systems, Inc.
  • Northrup Grumman
  • Sharp Electronics
  • SYS Technologies Inc.
  • ViaSat
ZyGoVideo is a mature and proven QuickTime video compressor/decompressor (codec). The ZyGoVideo codec is especially adept at streaming video and compressing video with detailed content, such as text in movie trailers. ZyGoVideo works well for low bandwidth applications, especially wireless and Internet connections. Recent improvements in ZyGoVideo Pro 3.0 (available to consulting clients) allow for full screen, full frame rate video streaming using high power G5 and Pentium computers. ZyGoVideo Pro 3.0 also has a mode for streaming video to handheld and smart cell phones using ARM processors.

The company continues to add high quality, cost effective products for the masses by combining ZyGoVideo with existing and well proven products such as Hip Flics and Kinoma's Producer. New product additions include handheld security solutions for commercial firms; a direct outgrowth of the Tracker and Seeker school ID security solutions using ZyGoVideo.

ZyGoMobile™, was recently added to Kinoma's Producer 3.0 to create video for 3gp and 3g2 Palm OS PDAs. ZyGoMediaShowE™ allows streaming video to be shown on Pocket PC and Windows XP embedded devices. Other planned product additions stemming from contract work include; ZyGoOASIS™, a full Video Asset Management solution.

ZyGoDigital's consulting services now include streaming media applications for military space borne, airborne, and sub surface vehicle applications. ZyGoDigital's emphasis will continue to concentrate on digital solutions that use the ZyGoVideo aggressive compression techniques to provide better, and more cost effective solutions to digital media products; especially for PDAs, wearables and embedded computer devices.


About the People of ZyGoDigital
James R. Sheffield
James R. Sheffield serves as the President/CEO for ZyGoDigital. Mr. Sheffield has served as Vice President and Director of Engineering for several companies involved in the development of video codec and digital video management products. Mr. Sheffield's assignment prior to ZyGoDigital was as Director of Engineering for Convera's Screening Room video asset management product. He previously lead teams who successfully ported Intel's PLV, Indeo, and ON2's True Motion video codecs for commercial use.

Mr. Sheffield formed ZyGoDigital in order to support the port of Microsoft's mpg4 video codec to QuickTime for use within Media Cleaner Pro, the defacto standard in video compression applications. Additional porting work for ZyGoDigital has included ports of Sharp Corporation's G.726 audio codec to support their MPEG4 camera, and the creation of ZyGoVideo video codec and ZyGoCasting product suite. Mr. Sheffield holds a Bachelors and Masters of Science degree in Systems Engineering from Wright State University.



Keith Gurganus
Keith Gurganus serves as CTO for ZyGoDigital. Mr. Gurganus has over 22 years of consumer software development. He previously was a Senior Engineer at Apple Computer, Inc. in the QuickTime group where he led the port of QuickTime to Windows. Most recently he was an Engineering Lead at Convera in the media group.

Before coming to Convera, he was Director of Engineering at Exobox which developed embedded software for an Internet Appliance (IA). Mr. Gurganus also previously worked with Mr. Sheffield at HTI and is co-founder of ZyGoDigital. At ZyGoDigital, he has led the engineering efforts including work with Microsoft's MPEG4 video technology, Sharp's G726 audio technology and the development of ZyGoVideo and ZyGoCasting products.

Mr. Gurganus has been a guest speaker at Apple's World Wide Developers Conference and has authored numerous technical articles including four published books. Mr. Gurganus holds a Master's from N.C. State University.



Gar House
Gar House serves as Director of Operations for ZyGoDigital. Mr. House has over 8 years experience in Internet design, development, and production. Mr. House was Head Webmaster at Convera Corporation, where he managed all company Internet and Intranet web sites. Before coming to Convera, he was an Internet Specialist at Compuware Corporation, leading the team which built the company's first web broadcasting facility.



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