1
Vald Bril, Rakesh Bindlish, Ken Fuiks, Robin Sungsoo Han, Sridhar Kotha, Alexander Julian Eglit: Dual displays having independent resolutions and refresh rates. Cirrus Logic, Robert P Bell, Steven A Shaw, November 24, 1998: US05841418 (58 worldwide citation)

A video controller for controlling at least two video displays having independent refresh rates and pixel resolutions. In a first embodiment, two separate data paths are provided within a video controller for each video display (e.g., CRT and LCD). Taking advantage of the increased bandwidth of 64 b ...


2
Sridhar Kotha, Vlad Bril, Alexander J Eglit, Robin Sungsoo Han: Method and apparatus for expanding graphics images for LCD panels. Cirrus Logic, Robert P Kile McIntyre Harbin & Lee Bell, May 23, 2000: US06067071 (32 worldwide citation)

A display controller in a computer system controls the output of graphics display data in a computer system having a fixed resolution flat panel display. Fixed panel displays may have problems displaying non-native resolutions particularly at lower resolutions. The controller of the present inventio ...


3
Alexander Julian Eglit, Robin Sungsoo Han: Method and apparatus for reducing flicker in shaded displays. Cirrus Logic, Robert P Bell, Steven A Shaw, October 6, 1998: US05818405 (27 worldwide citation)

An apparatus for controlling a flat panel display with reduced flicker, particularly during grey scale shading. Three shading pattern lookup tables are provided, one for each sub-pixel color (Red, Blue, Green). Each shading pattern lookup table outputs a plurality of shading pattern duty cycle signa ...


4
Vlad Bril, Rakesh Bindlish, Ken Fuiks, Robin Sungsoo Han, Sridhar Kotha, Alexander Julian Eglit: Dual displays having independent resolutions and refresh rates. Cirrus Logic, Robert P Bell, Peter Rutkowski, J P Violette, September 12, 2000: US06118413 (26 worldwide citation)

A video controller for controlling at least two video displays having independent refresh rates and pixel resolutions. In a first embodiment, two separate data paths are provided within a video controller for each video display (e.g., CRT and LCD). Taking advantage of the increased bandwidth of 64 b ...


5
Vlad Bril, Alexander Julian Eglit, Robin Sungsoo Han, Muralidhar Reddy Jammula: Method and apparatus for providing LCD panel protection in an LCD display controller. Cirrus Logic, Robert A Bell, Steven Lin, October 30, 2001: US06310599 (5 worldwide citation)

A flat panel display controller is provided with a circuit for monitoring clocking signal(s) to the flat panel display. A clocking signal output to the flat panel display may be fed back to the display controller using a conventional I/O pad. In the preferred embodiment, the fed back clocking signal ...


6
Alexander Julian Eglit, Robin Sungsoo Han: Method and apparatus for scanning a digital display screen of a computer screen at a horizontal scanning frequency lower than the origin frequency of a display signal. Genesis Microchip, Law Firm of Naren Thappeta, April 4, 2000: US06046738 (4 worldwide citation)

A digital display unit receiving a display signal with image encoded at high origin frequencies (e.g., dot clock). A display signal interface samples the display signal during source display time to generate pixel data elements representative of the images encoded in the display signal. The signal i ...


7
Robin Sungsoo Han: Apparatus and method for producing shaded images on display screens. Cirrus Logic, Alan S Hodes, Steven A Shaw, May 12, 1998: US05751265 (1 worldwide citation)

A process for producing a wide range of shades in images that are presented in successive frames on image fields on opto-electronic display means having at least one illumination element at each of a plurality of pixel locations. Each pixel location, for example, may have a red, a green and a blue i ...