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Video optimized media streamer having communication nodes received digital data from storage node and transmitted said data to adapters for generating isochronous digital data streams

Patent 5603058 Issued on February 11, 1997. Estimated Expiration Date: Icon_subject September 8, 2014. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

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Method and apparatus for distribution of movies
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Wide band communication system transmitting video and audio signals among a plurality of users
Patent #: 5200989
Issued on: 04/06/1993
Inventor: Milone

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Inventors

Application

No. 302616 filed on 09/08/1994

US Classes:

710/35, Burst data transfer360/39, GENERAL PROCESSING OF A DIGITAL SIGNAL709/231, Computer-to-computer data streaming710/38Path selection

Examiners

Primary: Lee, Thomas C.
Assistant: Luu, Le Hien

Attorney, Agent or Firm

Foreign Patent References

  • 2117422 CA. 08/13/1993
  • 2071416 CA. 12/13/1993
  • 0368683 EP. 05/13/1990
  • 0529864A1 EP. 03/13/1993
  • WO93/16557 WO. 08/13/1993
  • WO94/12937 WO. 06/13/1994

International Class

G06F 013/00

Abstract

A media streamer (10) includes at least one control node (18); at least one storage node (16, 17) for storing a digital representation of a video presentation; and a plurality of communication nodes (14) each having an input port that is switchably coupled under the direction of the control node to an output of the at least one storage node for receiving a digital representation of a video presentation therefrom. Each of the plurality of communication nodes further includes at least one output port for coupling to a first end of a communications bus (210). Individual ones of the communication nodes output a digital representation of a video presentation as a sequence of data bursts to the first end of the communications bus. The media streamer further includes an adapter (15), coupled to a second end of the communications bus, for receiving the sequence of data bursts and for converting the received sequence of data bursts to a substantially isochronous data stream that represents a video presentation.

Other References

  • "Intel Scalable Multi-server Technology for Interactive Multimedia Applications" May, 1994, 1994 Intel Corporation, pp. 3-15
  • "Architectures for Video Servers" by Manu Thapar and Bill Koerner, Hewlett Packard, 1994 NCTA Technical Papers, pp. 141-148
  • Allicat (0664) S10 SCSI Direct Access Storage Device Functional Specification Release 4.50, Document No. AS01-0003-00, Formatted on May 6, 1993 IBM Corporation, pp. 1-291
  • Article entitled Interactive Video on Demand by Daniel Deloddere et al. as appeared in IEEE Communications Magazine, May 1994, pp. 82-88
  • Article entitled Scheduling Real-Time Disk Transfers for Continuous Media Applications by Darrell D. E. Long et al., pp. 227-232, Proceedings of 12th IEEE Symposium on Mass Storage Systems--Apr. 26-29, 1993 in Monterey, CA, USA
  • Article entitled Scheduling Continuous Media in a Video-on-Demand Server by Kenchammana-Hosekote et al., pp. 19-28, Proceedings of IEEE International Conference on Multimedia Computing and Systems, Boston, MA, USA, 15-19 May 199
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