Integrated circuits; microprocessors; central-processing units; graphics-processing units; video-processing units; audio-processing units; Digital Signal Processors; computer-hardware subsystems for use in operating computer systems and for improving microprocessor performance comprised of input units, output units, memory controllers, computer-peripheral controllers and graphics controllers; computer-operating-system software, computer-gaming software and computer-3D-graphics software; computer software and firmware for use in operating and maintaining computer systems
Electrical and Scientific Apparatus