Frequency switching method of a CPU

Details Frequency switching method of a CPU Frequency switching method of a CPU

2005-11-08

2005-11-08

Osorio, Ricardo (Department: 2673)

Computer graphics processing and selective visual display system

Plural physical display element control system

Display elements arranged in matrix

C345S094000, C345S204000

Reexamination Certificate

active

06963326

ABSTRACT:
The invention is a frequency switching method of a CPU in electronic devices. The electronic device is comprised of a display screen and the CPU. The screen display changes according to the pixel clock. The method lowers the frequency of the pixel clock, switching the CPU frequency, and then restores the frequency of the pixel clock.

REFERENCES:
patent: 4682289 (1987-07-01), Nishihara
patent: 5991883 (1999-11-01), Atkinson
patent: 6476800 (2002-11-01), Millman et al.
patent: 2003/0011547 (2003-01-01), Igarashi et al.

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