1
Graham M Campbell, Thomas A DeFanti: Color video system using data compression and decompression. Real Time Design, Leydig Voit & Mayer, April 1, 1986: US04580134 (161 worldwide citation)

A method of generating a color video display comprises the steps of dividing a color image to be displayed into a matrix of blocks, each block comprising a matrix of pixels; storing data identifying a multiplicity m of different colors, the data being stored in a color map memory having a unique add ...


2
Graham M Campbell, Wenxin Xu: Method for detecting collisions on and controlling access to a transmission channel. Illinois Institute of Technology, Speckman Pauley & Fejer, February 14, 1995: US05390181 (47 worldwide citation)

A method for controlling multiple access of a transmission channel wherein a plurality of different patterns are assigned to a plurality of sending stations so that each sending station corresponds to a unique pattern, preferably a pattern represented by a Binomial coefficient. Each unique pattern i ...


3
Graham M Campbell, Chien Ting Wu: Method and apparatus for detecting collisions on and controlling access to a communications channel. Illinois Institute of Technology, Paul Petersen Kinne & Erickson, June 18, 2002: US06408009 (16 worldwide citation)

A nodal apparatus for sending and receiving digital data in multiple data slots has a transmitter for transmitting a request for multiple data slots during a control minislot. A conflict resolution queue representative of nodal apparatus sending substantially simultaneous requests for transmission r ...


4
Graham M Campbell, Chien Ting Wu: Method and apparatus for distributed queue digital data transmission employing variable length data slots. Illinois Institute of Technology, Pauley Petersen Kinne & Fejer, August 21, 2001: US06278713 (15 worldwide citation)

A data transmission and receiving network includes a plurality of nodal apparatus for sending and receiving digital data in variable length data slots. The nodal apparatus includes a storage device for maintaining a conflict resolution queue representative of nodal apparatus sending simultaneous req ...


5
Graham M Campbell, Wenxin Xu: Method and apparatus for detecting collisions on and controlling access to a transmission channel. Illinois Institute of Technology, Pauley Peterson Kinne & Fejer, September 18, 2001: US06292493 (10 worldwide citation)

A method for controlling multiple access of a transmission channel wherein a plurality of different patterns are assigned to a plurality of sending stations so that each sending station corresponds to a unique pattern, preferably a pattern represented by a Binomial coefficient. Each unique pattern i ...