Granted Patent
Utility
US 6,081,622 · App. 08/995,350
Optimized field-frame prediction error calculation method and apparatus in a scalable MPEG-2 compliant video encoder
Inventors:
Jeffery Carr, Agnes Y. Ngai, John M. Sutton
Patented Case
View Patent ↗
Granted: Jun 27, 2000
Filed: Dec 22, 1997
Inventors
Jeffery Carr
Agnes Y. Ngai
John M. Sutton
Assignee (at issue)
International Business Machines Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.