APPARATUS AND METHOD FOR A FIELD PROGRAMMABLE QUANTUM ARRAY

• US 20190042965A1
• Filed: 03/30/2018
• Published: 02/07/2019
• Est. Priority Date: 03/30/2018
• Status: Abandoned Application

• Current Assignee: Intel Corporation
• Original Assignee: Adam Holmes, James Clarke
• Inventors: CLARKE, JAMES, JOHRI, SONIKA, HOLMES, ADAM
• Application Number:
  US15/942,300
• Publication Number:
  US 20190042965A1
• Time in Patent Office: Days
• CPC Class Codes: G06F 8/443 Optimisation
• CPC Class Codes: G06F 8/447 Target code generation
• CPC Class Codes: G06N 10/00 Quantum computing, i.e. information processing based on quantum-mechanical phenomena

Abstract

An apparatus and method are described for a field programmable quantum array. For example, one embodiment of an apparatus comprises: a quantum bit (qbit) lattice comprising a plurality of qbit locations; a quantum controller to execute quantum runtime code; a dynamic scheduler to analyze the quantum runtime code to detect quantum computational patterns within the quantum runtime code; an adaptive machine configuration controller to dynamically configure the qbit lattice based on the detected quantum computational patterns, the qbit lattice dynamically configured with some locations occupied by qbits and other locations not occupied by qbits; and the dynamic scheduler to modify at least a portion of the quantum runtime code based on the reconfiguration of the qbit lattice.

Claims

1. A method comprising:

analyzing quantum runtime code to detect quantum computational patterns within the quantum runtime code;

dynamically configuring a quantum bit (qbit) lattice based on the detected quantum computational patterns, the qbit lattice comprising a plurality of locations and dynamically configured with some locations occupied by qbits and other locations not occupied by qbits; and

modifying at least a portion of the quantum runtime code based on the reconfiguration of the qbit lattice.

2. The method of claim 1 wherein dynamically reconfiguring comprises shuttling at least one qbit from a first location within the qbit lattice to a second location within the qbit lattice.

3. The method of claim 2 wherein shuttling comprises moving the qbit from the first location through a plurality of intermediate locations to arrive at the second location.

4. The method of claim 3 wherein the qbit is moved to the plurality of intermediate locations and the second location without performing a swap gate operation.

5. The method of claim 1 wherein analyzing comprises identifying physical interactions between qbits specified within the quantum runtime code.

6. The method of claim 1 wherein analyzing comprises identifying one or more quantum gates implemented by the quantum runtime code.

7. The method of claim 1 wherein the qbit lattice comprises a quantum dot device.

8. The method of claim 7 wherein each location in the quantum dot device comprises an electron spin-based quantum dot or a hole spin-based quantum dot.

9. The method of claim 8 wherein each quantum dot is coupled to one or more other quantum dots over one or more quantum gate lines.

10. The method of claim 9 wherein dynamically reconfiguring the qbit lattice comprises applying voltages, currents, radio frequency (RF) signals, and/or microwave signals to one or more of the quantum gate lines.

11. An apparatus comprising:

a quantum bit (qbit) lattice comprising a plurality of qbit locations;

a quantum controller to execute quantum runtime code;

a dynamic scheduler to analyze the quantum runtime code to detect quantum computational patterns within the quantum runtime code;

an adaptive machine configuration controller to dynamically configure the qbit lattice based on the detected quantum computational patterns, the qbit lattice dynamically configured with some locations occupied by qbits and other locations not occupied by qbits; and

the dynamic scheduler to modify at least a portion of the quantum runtime code based on the reconfiguration of the qbit lattice.

12. The apparatus of claim 11 wherein, to dynamically configure the qbit lattice, the adaptive machine configuration controller is to shuttle at least one qbit from a first location within the qbit lattice to a second location within the qbit lattice.

13. The apparatus of claim 12 wherein the adaptive machine configuration controller is to move the qbit from the first location through a plurality of intermediate locations to arrive at the second location.

14. The apparatus of claim 13 wherein the adaptive machine configuration controller moves the qbit to the plurality of intermediate locations and the second location without performing a swap gate operation.

15. The apparatus of claim 11 wherein, to analyze the quantum runtime code, the dynamic scheduler is to identify physical interactions between qbits specified within the quantum runtime code.

16. The apparatus of claim 11 wherein, to analyze the quantum runtime code, the dynamic scheduler is to identify one or more quantum gates implemented by the quantum runtime code.

17. The apparatus of claim 11 wherein the qbit lattice comprises a quantum dot device.

18. The apparatus of claim 17 wherein each location in the quantum dot device comprises an electron spin-based quantum dot or a hole spin-based quantum dot.

19. The apparatus of claim 18 wherein each quantum dot is coupled to one or more other quantum dots over one or more quantum gate lines.

20. The apparatus of claim 19 wherein dynamically reconfiguring the qbit lattice comprises applying voltages, currents, radio frequency (RF) signals, and/or microwave signals to one or more of the quantum gate lines.

21. A machine-readable medium having program code stored thereon which, when executed by a machine, causes the machine to perform the operations of:

analyzing quantum runtime code to detect quantum computational patterns within the quantum runtime code;

dynamically configuring a quantum bit (qbit) lattice based on the detected quantum computational patterns, the qbit lattice comprising a plurality of locations and dynamically configured with some locations occupied by qbits and other locations not occupied by qbits; and

modifying at least a portion of the quantum runtime code based on the reconfiguration of the qbit lattice.

22. The machine-readable medium of claim 21 wherein dynamically reconfiguring comprises shuttling at least one qbit from a first location within the qbit lattice to a second location within the qbit lattice.

23. The machine-readable medium of claim 22 wherein shuttling comprises moving the qbit from the first location through a plurality of intermediate locations to arrive at the second location.

24. The machine-readable medium of claim 23 wherein the qbit is moved to the plurality of intermediate locations and the second location without performing a swap gate operation.

25. The machine-readable medium of claim 21 wherein analyzing comprises identifying physical interactions between qbits specified within the quantum runtime code.

26. The machine-readable medium of claim 21 wherein analyzing comprises identifying one or more quantum gates implemented by the quantum runtime code.

27. The machine-readable medium of claim 21 wherein the qbit lattice comprises a quantum dot device.

28. The machine-readable medium of claim 27 wherein each location in the quantum dot device comprises an electron spin-based quantum dot or a hole spin-based quantum dot.

29. The machine-readable medium of claim 28 wherein each quantum dot is coupled to one or more other quantum dots over one or more quantum gate lines.

30. The machine-readable medium of claim 29 wherein dynamically reconfiguring the qbit lattice comprises applying voltages, currents, radio frequency (RF) signals, and/or microwave signals to one or more of the quantum gate lines.