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Keywords: WSI a.JPG en WSI Wafer Scale Integration integrated circuit This is a failed prototype produced by Trilogy The large square formed by the diagonal pattern is 2 25 inches square The wafer is 4 inches in diameter There are 4 sets of repeating structures that have a non symmetrical repeating pattern in each of the 4 quadrants of the chip at the edge with the outermost squares being non functional areas Own Richfiles 2009-05-09 Collections of the Computer History Museum Wafers |