U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Video feedback for reducing data rate or increasing quality in a video processing system

Patent 5689800 Issued on November 18, 1997. Estimated Expiration Date: Icon_subject June 23, 2015. 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

Audio-video data interface for a high speed communication link in a video-graphics display window environment
Patent #: 4949169
Issued on: 08/14/1990
Inventor: Lumelsky, et al.

Audio/video communications processor
Patent #: 5392223
Issued on: 02/21/1995
Inventor: Caci

Method for automatically adjusting a videoconferencing system camera to center an object Patent #: 5528289
Issued on: 06/18/1996
Inventor: Cortjens, et al.

Inventor

Application

No. 494013 filed on 06/23/1995

US Classes:

725/114, Server or headend725/131Receiver (e.g., set-top box)

Examiners

Primary: Peng, John K.
Assistant: Flynn, Nathan J.

Attorney, Agent or Firm

International Class

H04N 007/173

Abstract

A video processing system and method for processing video signals in the video processing system. According to a preferred embodiment, the video processing system comprises a source system having a processor for encoding video data and a transmitter for transmitting the encoded video data to a destination system. The video processing system further comprises the destination system, which comprises a processor for decoding encoded video data; a display device for displaying the decoded video data in a window of a monitor in accordance with at least one window display parameter. The at least one window display parameter may be changed, and the destination system can notify the source system of changes in the at least one window display parameter.

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