A process and apparatus for preparing said process for reducing the power consumption of microprocessor-based devices by reducing the frequency of the oscillator governing the logical operation of the microprocessor during periods of use in which system performance is not critical. In one embodiment...http://www.google.co.uk/patents/US7340625?utm_source=gb-gplus-sharePatent US7340625 - Process and apparatus for reducing power usage microprocessor devices operating from stored energy sources