1
Alexander G MacInnis: Multicast downloading of software and data modules and their compatibility requirements. PowerTV, Kenneth M Massaroni, Kelly A Gardner, Hubert J Barnhardt III, September 14, 1999: US05951639 (167 worldwide citation)

A system for downloading different versions of software or data modules into a plurality of terminals having different compatibility interfaces includes an authoring component for generating the different module versions, a downloading source including a descriptor table which associates each module ...


2
Alexander G MacInnis, Chengfuh Jeffrey Tang, Xiaodong Xie: Video and graphics system with parallel processing of graphics windows. Broadcom Corporation, Christie Parker & Hale, June 3, 2003: US06573905 (125 worldwide citation)

A display engine of a video and graphics system includes one or more processing elements and receives graphics from a memory. The graphics data define multiple graphics layers, and the processing elements process two or more graphics layers in parallel to generate blended graphics. Alpha values may ...


3
Alexander G MacInnis, Chengfuh Jeffrey Tang, Xiaodong Xie, Greg A Kranawetter, Vivian Hsiun, Francis Cheung, Sandeep Bhatia, Ramanujan Valmiki, Sathish Kumar: Video, audio and graphics decode, composite and display system. Broadcom Corporation, Christie Parker & Hale, February 8, 2005: US06853385 (98 worldwide citation)

A video, audio and graphics system uses multiple transport processors to receive in-band and out-of-band MPEG Transport streams, to perform PID and section filtering as well as DVB and DES decryption and to de-multiplex them. The system processes the PES into digital audio, MPEG video and message da ...


4
Alexander G MacInnis, Chengfuh Jeffrey Tang, Xiaodong Xie, James T Patterson, Greg A Kranawetter: Graphics display system with unified memory architecture. Broadcom Corporation, Christie Parker & Hale, February 13, 2001: US06189064 (93 worldwide citation)

A graphics display system integrated circuit is used in a set-top box for controlling a television display. The graphics display system processes analog video input, digital video input, and graphics input. The system incorporates a unified memory architecture that is shared by the graphics system, ...


5
Alexander G MacInnis, Jiann Tsuen Chen: Interpolation of pixel values and alpha values in a computer graphics display device. PowerTV, Kenneth M Massaroni, Kelly A Gardner, Hubert J Barnhardt III, June 22, 1999: US05914725 (76 worldwide citation)

Interpolating a low or medium resolution image to a higher resolution image using a pixel replication and averaging technique. An overlay image having pixels of a first display resolution and a plurality of alpha blending values each indicating the degree of blending with a background image is inter ...


6
Alexander G MacInnis, Chengfuh Jeffrey Tang, Xiaodong Xie, James T Patterson, Greg A Kranawetter: Apparatus and method for blending graphics and video surfaces. Broadcom Corporation, Christie Parker & Hale, March 2, 2004: US06700588 (76 worldwide citation)

A graphics integrated circuit chip is used in a set-top box for controlling a television display. The graphics chip processes analog video input, digital video input, and graphics input. The chip blends graphics and video information by various graphics windows using alpha values for the windows, al ...


7
Alexander G MacInnis, Jiann Tsuen Chen: Blending of video images in a home communications terminal. PowerTV, Kenneth M Massaroni, Hubert J Barnhardt III, Kelly A Gardner, February 8, 2000: US06023302 (72 worldwide citation)

A graphics blending feature for a terminal such as a home communication terminal (HCT) allows an overlay image to be selectively blended with a background image through the use of a chroma key function and one or more alpha control bits. The chroma key function is used to determine whether the overl ...


8
Alexander G MacInnis, Chengfuh Jeffrey Tang, Xiaodong Xie: Graphics display system. Broadcom Corporation, Christie Parker & Hale, May 27, 2003: US06570579 (71 worldwide citation)

A graphics integrated circuit is used in a set-top box for controlling a television display. The graphics chip processes analog video input, digital video input, a graphics input and an audio input simultaneously. The chip incorporates a unified memory architecture that provides a high level of syst ...


9
Alexander G MacInnis, Chengfuh Jeffrey Tang, Xiaodong Xie, James T Patterson, Greg A Kranawetter: Graphics display system with color look-up table loading mechanism. Broadcom Corporation, Christie Parker & Hale, April 30, 2002: US06380945 (64 worldwide citation)

A graphics integrated circuit chip is used in a set-top box for controlling a television display. The graphics chip processes analog video input, digital video input, a graphics input and an audio input simultaneously. The chip includes a display engine that processes graphics images organized as wi ...


10
Larry A Blue, Bruce T Freedman, Jose F Gonzalez Heres, Alexander G MacInnis: Laser touch panel reflective surface aberration cancelling. International Business Machines Corporation, Joscelyn G Cockburn, March 23, 1993: US05196835 (62 worldwide citation)

A method and apparatus that distinguish a valid touch from an optical aberration caused by unwanted objects and/or scratches in the light plane of an optical touch panel device is disclosed. During a training mode the device learns the relative position of "aberration dropouts" caused by the unwante ...