Inventor · Vaughan, ON, CA

Lance Greggain

23Patents
10h-index
18Co-inventors
72Inventor score

Filing activity: Sep 21, 1993 → Jul 3, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US6219464A Source data interpolation method and apparatus Electricity 60 Expired
US6757022B2 Method and apparatus for motion adaptive deinterlacing Electricity 53 Expired
US5594676A Digital image warping system Physics 41 Expired
US7098958B2 Method and apparatus for motion adaptive deinterlacing Electricity 40 Expired
US6266092A Method and apparatus for video line multiplication with enhanced sharpness Emerging Cross-Sectional Technologies 26 Expired
US5991463A Source data interpolation method and apparatus Electricity 20 Expired
US6788353B2 System and method for scaling images Electricity 18 Expired
US6166773A Method and apparatus for de-interlacing video fields to progressive scan video frames Electricity 16 Expired
US5559905A Digital image resizing apparatus Physics 13 Expired
US5602599A Apparatus and method incorporating digital video processing for reduction/magnification of digital video images to produce low-pass filtered images Electricity 12 Expired
US5440653A Image mirroring and image extension for digital filtering Physics 10 Expired
US5379241A Method and apparatus for quadratic interpolation Physics 9 Expired
US7142729B2 System and method of scaling images using adaptive nearest neighbor Physics 7 Expired
US5502662A Method and apparatus for quadratic interpolation Physics 6 Expired
US5365277A Apparatus with reduction/magnification image size processing for producing low-pass filtered images Electricity 4 Expired
US7724304B2 Method and apparatus for motion adaptive deinterlacing Electricity 4 Active
US8902365B2 Interference avoidance in a television receiver Electricity 3 Active
US5479454A Digital filter with improved numerical precision Electricity 3 Expired
US8570446B2 Method and apparatus for processing a signal with a coarsely positioned IF frequency Electricity 3 Active
US8502920B2 Method and apparatus for extracting a desired television signal from a wideband IF input Electricity 3 Active
US7154512B2 System and method for image warping Physics 2 Expired
US9184776B2 Signal tuning with variable intermediate frequency for image rejection and methods Electricity 1 Active
US9253435B2 Method and apparatus for extracting a desired television signal from a wideband IF input using re-sampling Electricity 1 Active

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