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Dive into the research topics where John W. Callahan is active.

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Featured researches published by John W. Callahan.


Archive | 2002

Program guide and reservation system for network based digital information and entertainment storage and delivery system

David Mcelhatten; Steven Johnson; John W. Callahan; Marc J. Apfelbaum; Robert Benya; Louis D. Williamson; James A. Chiddix


Archive | 2003

Network based digital information and entertainment storage and delivery system

Louis D. Williamson; Joseph Buehl; John W. Callahan; John B. Carlucci; James A. Chiddix; Michael T. Hayashi; Kevin J. Leddy


Archive | 2005

Method and apparatus for network content download and recording

Steven Riedl; John W. Callahan; John B. Carlucci; Hugh Josephs


Archive | 2004

Method and apparatus for high bandwidth data transmission in content-based networks

Tom Gonder; Craig Mahonchak; John B. Carlucci; Vipul Patel; John W. Callahan; Jay Thomas


Archive | 2003

Program storage, retrieval and management based on segmentation messages

John B. Carlucci; Louis D. Williamson; John W. Callahan; Erik G. Urdang; David M. Kimble; Thomas L. Gonder; Joseph Buehl


Archive | 2007

Apparatus and method for video-on-demand playlist

Steven Riedl; John W. Callahan; Bryan Santangelo; Craig Mahonchak


Archive | 2014

***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***Program storage, retrieval and management based on segmentation messages

John B. Carlucci; Louis D. Williamson; John W. Callahan; Erik G. Urdang; David M. Kimble; Thomas L. Gonder; Joseph Buehl


Archive | 2003

Systeme de guide de programmes et de reservation pour informations numeriques a base reseau, et systeme a memoire et de distribution pour divertissement

David Mcelhatten; Steven Johnson; John W. Callahan; Marc J. Apfelbaum; Robert Benya; Louis D. Williamson; James A. Chiddix


Archive | 2003

Programmanleitungs- und reservierungssystem für netzwerkgestützte digitale informationen und unterhaltungsspeicherungs- und ablieferungssystem

Marc J. Apfelbaum; Robert Benya; John W. Callahan; James A. Chiddix; Steven Johnson; David Mcelhatten; Louis D. Williamson


Archive | 2003

Netzwerkgestütztes speicher- und abliefersystem für digitale informationen und unterhaltung

Joseph Buehl; John W. Callahan; John B. Carlucci; James A. Chiddix; Michael T. Hayashi; Kevin J. Leddy; Louis D. Williamson

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