Distributed power and clock management in a computerized system
First Claim
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1. A computer circuit, comprising:
- a plurality of digital logic circuits, each having a locally regulated voltage supply and a clock, the clock frequency of two or more local clocks and the voltage of two or more locally regulated voltage supplies adjustable under control of a common power controller; and
a synchronizer coupled to each of the plurality of digital logic circuits, each synchronizer operable to synchronize the exchange of data with at least one other digital logic circuit.
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Abstract
A computer circuit includes a plurality of digital logic circuits, each having a locally regulated voltage supply and a clock. The clock and locally regulated voltage supply of each of the plurality of digital logic circuits are operable to vary under control of a common power controller. A synchronizer coupled to each of the plurality of digital logic circuits, and each synchronizer is operable to synchronize the exchange of data with at least one other digital logic circuit.
37 Citations
29 Claims
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1. A computer circuit, comprising:
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a plurality of digital logic circuits, each having a locally regulated voltage supply and a clock, the clock frequency of two or more local clocks and the voltage of two or more locally regulated voltage supplies adjustable under control of a common power controller; and
a synchronizer coupled to each of the plurality of digital logic circuits, each synchronizer operable to synchronize the exchange of data with at least one other digital logic circuit. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A method of managing a plurality of digital logic circuits in an electronic system, comprising:
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controlling the voltage provided from voltage regulators local to each of the plurality of digital logic circuits;
controlling the frequency of a clock signal generated local to each of the plurality of digital logic circuits; and
synchronizing exchange of data between at least two of the plurality of digital logic circuits via a synchronizer in at least two of the plurality of digital logic circuits - View Dependent Claims (9, 10, 11, 12, 13, 14)
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15. An electronic system, comprising:
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a plurality of digital logic circuits, each having a locally regulated voltage supply and a clock;
a power controller operable to control the clock and regulated voltage supply local to each of the plurality of digital logic circuits;
a battery operable to power the plurality of digital logic circuits; and
a synchronizer coupled to each of the plurality of digital logic circuits, each synchronizer operable to synchronize the exchange of data with at least one other digital logic circuit. - View Dependent Claims (16, 17, 18, 19, 20, 21, 22)
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23. A logic circuit, comprising:
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a regulated voltage supply operable to provide a regulated voltage to the logic circuit;
a clock operable to provide a local clock signal to the logic circuit;
a power controller interface operable to receive a control signal for controlling the regulated voltage supply voltage and the clock frequency; and
a synchronizer interface operable to synchronize data exchange with at least one other digital logic circuit having separate clocks and regulated voltage supplies. - View Dependent Claims (24, 25, 26, 27, 28, 29)
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Specification