Method, system, and apparatus for dynamic clock adjustment
View Patent ↗A method, apparatus, article of manufacture, and system, the method including, in some embodiments, determining an impedance of a power distribution network of a load for a range of frequencies, and adjusting a functionality of the load based on a relationship between the impedance of the power distribution network for the range of frequencies and the functionality of the load.
1. A method comprising:
determining an impedance of a power distribution network of a load for a range of frequencies; and
adjusting a functionality of the load based on a relationship between the determined impedance of the power distribution network for the range of frequencies and the functionality of the load.
2. The method of claim 1 , wherein the functionality includes an operating frequency of the load.
3. The method of claim 1 , wherein the determining is performed automatically upon a power-on of the load.
4. The method of claim 1 , wherein the determining of the impedance of the power distribution network includes measuring a voltage and a current for each frequency of the range of frequencies for the power distribution network.
5. The method of claim 1 , wherein the range of frequencies is based on an operational specification of the load.
6. The method of claim 1 , wherein the load includes a clock mechanism to control an operating frequency of the load.
7. The method of claim 6 , wherein the load is at least one of a microprocessor, a multi-core microprocessor, a core of a multi-core microprocessor, an electronic load that operates as a function of a power distribution impedance, and combinations thereof.
8. An apparatus comprising:
a variable frequency generator to generate a signal at a plurality of frequencies;
a current sensor to sense a current;
a voltage sensor to sense a voltage; and
a controller to determine an impedance of a power distribution network, wherein the controller is operative to:
determine an impedance of a power distribution network for a range of frequencies; and
adjust a functionality of the load based on a relationship between the determined impedance of the power distribution network for the range of frequencies and the functionality of the load.
9. The apparatus of claim 8 , wherein the adjusted functionality includes an operating frequency of the load.
10. The apparatus of claim 1 , wherein the determining is performed automatically upon a power-on of the load.
11. The apparatus of claim 8 , wherein a voltage and a current are measured for each frequency of the range of frequencies for the power distribution network.
12. The apparatus of claim 8 , wherein the range of frequencies is based on an operational specification of the load.
13. The apparatus of claim 8 , wherein the load includes a clock mechanism to control an operating frequency of the load.
14. The apparatus of claim 13 , wherein the load is at least one of a microprocessor, a multi-core microprocessor, a core of a multi-core microprocessor, an electronic load that operates as a function of a power distribution impedance, and combinations thereof.
15. A computer storage medium having program instructions embodied thereon, the medium comprising:
program instructions to determine an impedance of a power distribution network for a range of frequencies; and
program instructions to adjust a functionality of the load based on a relationship between the determined power distribution impedance for the range of frequencies and the functionality of the load.
16. The medium of claim 15 , wherein the functionality includes an operating frequency of the load.
17. The medium of claim 15 , further comprising program instructions to performed the determining automatically upon a power-on of the load.
18. The medium of claim 15 , wherein the determining of the impedance of the power distribution network for a range of frequencies includes measuring a voltage and a current for each frequency of the range of frequencies for the power distribution network.
19. The medium of claim 15 , wherein the range of frequencies is based on an operational specification of the load.
20. The medium of claim 15 , wherein the load includes a clock mechanism to control an operating frequency of the load.
21. The medium of claim 20 , wherein the load is at least one of a microprocessor, a multi-core microprocessor, a core of a multi-core microprocessor, an electronic load that operates as a function of a power distribution impedance, and combinations thereof.
22. A system comprising:
a double data rate memory;
a variable frequency generator to generate a signal at a plurality of frequencies;
a current sensor to sense a current;
a voltage sensor to sense a voltage; and
a controller to determine an impedance of a power distribution network, wherein the controller is operative to:
determine an impedance of a power distribution network for a range of frequencies; and
adjust a functionality of the load based on a relationship between the determined impedance of the power distribution network for the range of frequencies and the functionality of the load.
23. The system of claim 19 , wherein the adjusted functionality includes an operating frequency of the load.
24. The system of claim 19 , wherein the load is at least one of a microprocessor, a multi-core microprocessor, a core of a multi-core microprocessor, an electronic load that operates as a function of a power distribution impedance and combinations thereof.