1
Richard J A Avis, John W Richards, Clive H Gillard: Motion vector processing in digital television images. Sony, Alvin Sinderbrand, September 5, 1989: US04864398 (95 worldwide citation)

A television standards converter comprises a motion analyzer for analyzing the motion between consecutive fields of an input television signal of one television standard and for deriving motion vectors in dependence on the motion, a filter for recursively filtering the motion vectors, and an interpo ...


2
Martin R Dorricott, Clive H Gillard, John W Richards, Tsuneo Morita, James J Galt, Morgan W A David, James E Burns, Shima R Varsani: Format conversion of digital video signals, integration of digital video signals into photographic film material and the like, associated signal processing, and motion compensated interpolation of images. Sony United Kingdom, William S Frommer, Alvin Sinderbrand, October 4, 1994: US05353119 (55 worldwide citation)

A system for integrating film material with a digital video signal employs a film scanner to produce a digital video signal from the source film, and a post production system for combining with that signal the input digital video signal. Motion interpolated temporal compensation is employed at stage ...


3
John W Richards: Video conversions of video signal formats. Sony United Kingdom, William S Frommer, Alvin Sinderbrand, July 5, 1994: US05327235 (48 worldwide citation)

A digital video signal is real-time converted from a high definition format (such as 1250 lines, 50 field/s, 2:1 interlace, with a 16:9 aspect ratio) to a conventional definition format (such as 525 lines, 60 field/s, 2:1 interlace, with a 4:3 aspect ratio) by compressing the image so that the activ ...


4
Raphael Samad, John W Richards, Clive H Gillard: Motion dependent video signal processing. Sony Corporation, Alvin Sinderbrand, William S Frommer, June 25, 1991: US05027203 (48 worldwide citation)

In, for example, a motion compensated video standards converter wherein blocks in a first field or frame of a video signal are each compared with a plurality of blocks in the following field or frame of the video signal for deriving motion vectors representing the motion of the content of respective ...


5
Martin R Dorricott, Clive H Gillard, John W Richards, Tsuneo Morita, James J Galt, Morgan W A David, James E Burns, Shima R Varsani: Format conversion of digital video signals, integration of digital video signals into photographic film material and the like, associated signal processing, and motion compensated interpolation of images. Sony United Kingdom, William S Frommer, Alvin Sinderbrand, August 9, 1994: US05337154 (41 worldwide citation)

A system for integrating film material with a digital video signal employs a film scanner to produce a digital video signal from the source film, and a post production system for combining with that signal the input digital video signal. Motion interpolated temporal compensation is employed at stage ...


6
John W Richards, Morgan W A David: Video image capture apparatus for digitally compensating imperfections introduced by an optical system. Sony United Kingdom, William S Frommer, Alvin Sinderbrand, January 4, 1994: US05276519 (39 worldwide citation)

A video image capture apparatus including an image sensor for sensing light at a plurality of pixel positions received via an optical system, picture storage means for temporarily storing pixels derived from the image sensor, address generation means for applying differing write and read addresses t ...


7
Martin R Dorricott, Clive H Gillard, John W Richards, Tsuneo Morita, James J Galt, Morgan W A David, James E Burns, Shima R Varsani: Method of integrating format material and an interlace scan format signal. Sony United Kingdom, William S Frommer, Alvin Sinderbrand, July 12, 1994: US05329309 (39 worldwide citation)

Method of integrating 30 or 60 frame/s format material and 60 field/s 2:1 interlace scan format digital video signal to produce a 60 field/s 2:1 interlace scan format digital video signal by producing a progressive scan format digital video signal from the format material, converting the progressive ...


8
John W Richards, Derek P Allsop: Random access memory apparatus. Sony Corporation, Lewis H Eslinger, Donald S Dowden, December 27, 1988: US04794566 (38 worldwide citation)

A random access memory apparatus suitable for sequential write/non-sequential read, for example in a digital video special effects unit, comprises a write enable demultiplexer and a write address generator for demultiplexing incoming data into N channels A to D, where N is at least two, N memories i ...


9
John W Richards, Clive H Gillard, Stephen M Keating: Standards conversion of digital video signals. Sony United Kingdom, William S Frommer, Alvin Sinderbrand, April 12, 1994: US05303045 (37 worldwide citation)

An input digital video signal is converted to an output digital video signal having a different frame rate and a different number of pixel lines per frame. A first series of progressive scan format frames is formed from the input signal. Then a second series of frames is formed from the first series ...


10
David J Hedley, John W Richards: Video signal processing. Sony Corporation, Lewis H Eslinger, Jay H Maioli, Donald S Dowden, August 28, 1990: US04953107 (34 worldwide citation)

Apparatus for generating an image for digital scene simulation, the apparatus comprising a first store for storing address data defining the three-dimensional shape of an object, a second store for storing video data defining the two-dimensional surface detail of the object, a matrix circuit for man ...