CPC G06F 1/3243 (2013.01) [G06F 1/3206 (2013.01); H04R 3/007 (2013.01)] | 22 Claims |
1. A power management system for managing power consumption of a digital signal processor (DSP) that implements a protection system, wherein the DSP comprises a plurality of distinct processing blocks, each configured to perform a particular function, the power management system comprising:
a power management block configured to:
detect a parameter indicative of a power of an input signal to the DSP and control a mode of operation of the plurality of distinct processing blocks based on the detected parameter;
wherein the power management block is configured to:
compare the detected parameter to a threshold; and
responsive to a determination that the detected parameter is less than the threshold, cause one or more of the plurality of distinct processing blocks of the DSP to enter a low power mode of operation.
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