Inventor · Plainsboro, NJ, US

Brian Astle

41Patents
27h-index
15Co-inventors
82Inventor score

Filing activity: Jul 10, 1974 → Dec 10, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US4785349A Digital video decompression system Electricity 225 Expired
US5485611A Video database indexing and method of presenting video database index to a user Emerging Cross-Sectional Technologies 196 Expired
US4587520A Cursor controlled page selection in a video display Electricity 173 Expired
US5953076A System and method of real time insertions into video using adaptive occlusion with a synthetic reference image Electricity 166 Expired
US5835149A Bit allocation in a coded video sequence Electricity 151 Expired
US5812787A Video coding scheme with foreground/background separation Electricity 143 Expired
US5552832A Run-length encoding sequence for video signals Electricity 136 Expired
US4918523A Digital video formatting and transmission system and method Electricity 124 Expired
US5590064A Post-filtering for decoded video signals Electricity 120 Expired
US5225904A Adaptive digital video compression system Electricity 103 Expired
US4868653A Adaptive digital video compression system Electricity 94 Expired
US4823201A Processor for expanding a compressed video signal Electricity 94 Expired
US5079630A Adaptive video compression system Electricity 83 Expired
US5365552A Buffer fullness indicator Electricity 72 Expired
US3955353A Direct current power converters employing digital techniques used in electronic timekeeping apparatus Electricity 62 Expired
US4827344A Apparatus for inserting part of one video image into another video image Electricity 56 Expired
US5818969A Intelligent start for motion estimation search Electricity 56 Expired
US5608652A Reducing blocking effects in block transfer encoders Electricity 55 Expired
US6529613B1 Motion tracking using image-texture templates Electricity 54 Expired
US5557330A Encoding video signals using selective pre-filtering Electricity 50 Expired
US4698682A Video apparatus and method for producing the illusion of motion from a sequence of still images Electricity 50 Expired
US6396816B1 Method and apparatus for multiple applications on a single ISDN line Electricity 39 Expired
US4816913A Pixel interpolation circuitry as for a video signal processor Physics 36 Expired
US5703966A Block selection using motion estimation error Electricity 34 Expired
US6026190A Image signal encoding with variable low-pass filter Electricity 31 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.