Intelligent power controller
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United States of America Patent
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Apr 12, 2016
Grant Date -
Nov 21, 2013
app pub date -
Jul 29, 2013
filing date -
Aug 31, 2010
priority date (Note) -
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status (Latency Note)
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Abstract
A method, apparatus, and system in which an interconnect for an integrated circuit communicates transactions between one or more initiator Intellectual Property (IP) cores and one or more target IP cores coupled to the interconnect, including a power manager having a hierarchy of two or more layers including a hardware logic portion to control a power consumption of two or more domains in the integrated circuit, where each layer of the power manager performs its own function; wherein the power manager has its own dedicated CPU or dedicated state machine to execute power management instructions; and wherein the power manager controls the power consumption of two or more domains without using a CPU IP core utilized by other IP cores on the integrated circuit to execute power management instructions.
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