Inventor · Los Altos, CA, US

Didier LeGall

24Patents
13h-index
13Co-inventors
78Inventor score

Filing activity: Jun 9, 1988 → Mar 4, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US7880776B2 High resolution zoom: a novel digital zoom for digital video camera Electricity 181 Active
US5878166A Field frame macroblock encoding decision Physics 130 Expired
US4829378A Sub-band coding of images with low computational complexity Electricity 104 Expired
US5121216A Adaptive transform coding of still images Electricity 97 Expired
US5929916A Variable bit rate encoding Electricity 90 Expired
US5049993A Format conversion preprocessing method and circuit Electricity 79 Expired
US5128791A Multi-channel HDTV system Electricity 78 Expired
US5872598A Scene change detection using quantization scale factor rate control Electricity 44 Expired
US8768142B1 Video editing with connected high-resolution video camera and video cloud server Electricity 40 Active
US6512550B1 Motion compensated de-interlacing Electricity 31 Expired
US5761398A Three stage hierarchal motion vector determination Electricity 28 Expired
US6331874A Motion compensated de-interlacing Electricity 26 Expired
US7688364B2 Decimating and cropping based zoom factor for a digital camera Electricity 20 Active
US8675101B1 Temperature-based fixed pattern noise and bad pixel calibration Electricity 12 Active
US8243171B2 High resolution zoom: a novel digital zoom for digital video camera Electricity 8 Active
US11704908B1 Computer vision enabled smart snooze home security cameras Physics 4 Active
US7907665B2 Multi-channel video compression system Electricity 2 Active
US10609341B1 Automatic maintenance of front and/or rear windshield visibility Physics 1 Active
US9478256B1 Video editing processor for video cloud server Electricity 1 Active
US9826234B1 High efficiency video coding for video with interlaced and progressive content using lookahead Electricity 1 Active
US9286940B1 Video editing with connected high-resolution video camera and video cloud server Electricity 1 Active
US10015490B1 High efficiency video coding for video with interlaced and progressive content using lookahead Electricity 0 Active
US9514783B2 Video editing with connected high-resolution video camera and video cloud server Electricity 0 Active
US9247196B1 High efficiency video coding for video with interlaced and progressive content using lookahead Electricity 0 Active

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