1
Thomas A Kean: Hierarchically connectable configurable cellular array. Xilinx, Edel M Young, November 21, 1995: US05469003 (305 worldwide citation)

An field programmable gate array (FPGA) of cells arranged in rows and columns is interconnected by a hierarchical routing structure. Switches separate the cells into blocks and into blocks of blocks with routing lines interconnecting the switches to form the hierarchy. Also, select units for allowin ...


2
Thomas A Kean: Hierarchically connectable configurable cellular array. Xilinx, Oblon Spivak McClelland Maier & Neustadt P C, January 19, 1999: US05861761 (67 worldwide citation)

An field programmable gate array (FPGA) of cells arranged in rows and columns is interconnected by a hierarchical routing structure. Switches separate the cells into blocks and into blocks of blocks with routing lines interconnecting the switches to form the hierarchy. Also, select units for allowin ...



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