The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 29, 1997
Filed:
Feb. 20, 1996
Keith B DuLac, Derby, KS (US);
T M Ravi, Sunnyvale, CA (US);
AT&T Global Information Solutions Company, Dayton, OH (US);
Hyundai Electronics America, San Jose, CA (US);
Symbios Logic Inc., Fort Collins, CO (US);
Abstract
A Video-On-Demand (VOD) system including a plurality of video storage devices; an asynchronous transfer mode (ATM) telephony technology network connected to provide video data to a plurality of subscribers; and a unique video server coordinating the conversion and transfer of video data from computer technology devices to the ATM telephony technology network. The video server includes a data converter for converting a first video data stream transmitted via computer technology, fiber channel links, to a second video data stream for transmission via said ATM telephony technology network; a multi-port switch connected to receive said first video data stream from one of a plurality of video data storage devices, such as disk array or tape storage devices, and connected to provide said first video data stream to said data converter; and a controller connected to receive a viewer request signal from a subscriber via said telephony technology network and responsive thereto to generate and provide control signals to said multi-port switch and said data converter for coordinating the transfer video data streams from said video data storage devices to said telephony technology network.