1
Trevor R Stockill: Personal computer with broadcast receiver on expansion board controlled by computer microprocessor. Videologic, Flynn Thiel Boutell & Tanis, October 25, 1994: US05359367 (266 worldwide citation)

A broadcast receiver (22) for receiving television broadcast signals carrying encoded data e.g. teletext information, includes a tuner (30), a demodulator (32) and a data extractor (36) for decoding the data. The receiver is coupled to a computer through a bus (38) and an interface controller (40). ...


2
Anthony P Marlton, Dennis A Fielder, Victor G Halsted, Trevor R Stockill: Computer based video/graphics display system. Videologic, Flynn Thiel Boutell & Tanis, June 25, 1991: US05027212 (142 worldwide citation)

A computer based video/graphics display system includes a computer system (22) having a graphics generator (24). A video signal from a video source (28) is fed through an input stage (26) to an asynchronous converter (30). The converter (30) synchronises the video signal to the graphics generator (2 ...


3
James Robert Whittaker, Paul Rowland: Multi-threaded data processing management system. Videologic, Flynn Thiel Boutell & Tanis P C, October 19, 1999: US05968167 (69 worldwide citation)

A data processing management system for controlling the execution of multiple threads of processing instructions such as the instructions that are employed to process multimedia data. The management system includes a media control core, a number of data processing units and a multi-banked cache. For ...


4
Martin Ashton: Ray tracing method and apparatus for projecting rays through an object represented by a set of infinite surfaces. Videologic, Flynn Thiel Boutell & Tanis P C, March 17, 1998: US05729672 (56 worldwide citation)

A method and apparatus for shading three-dimensional images for display on a screen by displaying each object as a group of infinite surfaces, projecting rays into the image, determining the location of the intersection of each ray with each surface and determining whether any intersected surface is ...


5
Michael D Bishop: Converter to convert a computer graphics signal to an interlaced video signal. VideoLogic, Flynn Thiel Boutell & Tanis, October 3, 1995: US05455628 (45 worldwide citation)

A converter receives a computer graphics signal from a PC and provides from it a video signal for display or recording. Analogue RGB signals are digitised and applied to a vertical filter and rate buffer. The rate buffer needs only one to three lines of storage capacity. The received graphics signal ...


6
Ashton Martin, Fenny Simon James, Yassaie Hossein: Improvements relating to computer 3d rendering systems. Videologic, August 21, 1996: GB2298111-A (19 worldwide citation)

An apparatus for shading a three dimensional image for display on a screen operates by first supplying data defining a group of infinite surfaces representing each object in the image. A depth value is generated for each surface for each elementary area of the display in dependence on the distance o ...


7
Dennis A Fielder: Address bus for stackable computer board connectors. Videologic, Flynn Thiel Boutell & Tanis, April 6, 1993: US05201038 (18 worldwide citation)

A base board 10 carries four daughter cards 12a, 12b, 12c and 12d. Three of the daughter boards 12a, 12b, 12c are stacked on the front side of the base board 10, and the fourth daughter board 12d is carried on the rear side of the base board 10. Modifying means are provided on the daughter cards for ...


8
Redshaw Jonathon, Morphet Steve: Shading 3-dimensional computer generated images. Videologic, Imagination Technologies Limit, May 10, 2000: GB2343603-A (18 worldwide citation)

A method and apparatus for shading 3-dimensional computer generated images represents each object in the image as a set of polygons. An image plane on which the image is to be displayed is divided into a plurality of rectangular areas. Data defining the location of each polygon is then supplied. The ...


9
Ashton Martin: Shading three-dimensional images. Videologic, March 8, 1995: GB2281682-A (15 worldwide citation)

Each object in a 3-dimensional image to be displayed may be represented by a set of infinite surfaces F1-F4, F2-F3, R1-R3, R2-R4. Each elementary area of a screen on which the image is to be displayed has a ray projected through it onto the 3-dimensional image. The location of the intersection of th ...


10
Whittaker James Robert, Rowland Paul: Data processing management system with programmable routing operations. Videologic, October 8, 1997: GB2311882-A (15 worldwide citation)

The system comprises one or more data inputs 34, one or more data outputs 42, one or processing units 50, data storage 12 and a control core 2. The control core 2 routes data between the inputs 34, the outputs 42, the storage 12 and the processors 50 in one or more programmable routing operations. T ...