IP Library › Granted Patent US 12,393,857
Granted Patent B2
US 12,393,857 · App. 18/458,517 · Granted Aug 19, 2025

System and method using multilayer qubit lattice arrays for quantum computing

Inventors: Peter Carl Hendrickson (Reston, VA); Jadon Daniel Erwin (Herndon, VA)
G06N10/40G06N10/20G06N10/70H10N60/12H10N69/00
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Quick Facts
Patent No.
US 12,393,857
App. No.
18/458,517
Granted
Aug 19, 2025
Kind
B2
Abstract

A quantum computing (QC) system that includes a plurality of qubits arranged substantially in a plurality of substantially planar regions that are substantially parallel to one another, at least some of the substantially planar regions including two or more qubits and one or more qubits of each substantially planar region configured to interact with one or more qubits of at least one other substantially planar region.

Claims (30)

1. A quantum computing (QC) system comprising:

a plurality of qubits arranged as a gate array comprising a plurality of gates each comprising (i) a cap comprising one or more first qubits and (ii) a base including one or more second qubits, the one or more first qubits of the cap and the one or more second qubits of the base (a) configured to be simultaneously entangled and (b) positioned between a first substrate and a second substrate.

2. The system of claim 1 , further comprising:

a plurality of substantially planar regions that are substantially parallel to one another wherein the plurality of qubits are arranged in the plurality of substantially planar regions such that a first substantially planar region comprises at least one qubit and a second substantially planar region comprising multiple qubits,

wherein each gate comprises qubits at or near a surface of at least one of the first and second substrates.

3. The system of claim 1 , wherein the first substrate is substantially planar and the second substrate is substantially planar.

4. The system of claim 1 , wherein the base of each gate is at a surface of the first substrate and the cap of each gate is at a surface of the second substrate.

5. The system of claim 4 , wherein the plurality of gates are arranged along the surface of the first substrate in a substantially rectangular lattice with at least one row and at least one column or in a substantially hexagonal lattice or in a substantially diagonal lattice.

6. The system of claim 5 , wherein the substantially rectangular lattice comprises four rows each having four gates and four columns each having four gates.

7. The system of claim 6 , wherein each row of the four rows comprises two gates each comprising four qubits and two gates each comprising thirteen qubits, the gates of the row arranged alternately and each column of the four columns comprises two gates each comprising four qubits and two gates each comprising thirteen qubits, the gates of the column arranged alternately.

8. The system of claim 7 , wherein:

the base of a first gate is adjacent to and in a first row with the base of a second gate and the base of a third gate is adjacent to the base of a fourth gate and in a second row adjacent to the first row, such that four nearest-neighboring bases comprise a base comprising one qubit, a base comprising three qubits, a base comprising six qubits, and a base comprising seven qubits, and

the cap of each of the first, second, third, and fourth gates are arranged such that four nearest-neighboring caps comprise a cap comprising one qubit, a cap comprising three qubits, a cap comprising six qubits, and a cap comprising seven qubits.

9. The system of claim 4 , wherein:

the base of each gate of the gate array is selected from the group consisting of: a base comprising one qubit, a base comprising three qubits, a base comprising six qubits, and a base comprising seven qubits, and

the cap of each gate of the gate array is selected from the group consisting of: a cap comprising one qubit, a cap comprising three qubits, a cap comprising six qubits, and a cap comprising seven qubits.

10. The system of claim 4 , wherein, for each gate of the gate array, each qubit is configured to be quantum-mechanically entangled with at least two of the other qubits of the gate.

11. The system of claim 4 , wherein the base of each gate of the array has 1, 2, 3, 4, 5, 6, or 7 qubits and the cap of each gate of the array has 1, 2, 3, 4, 5, 6, or 7 qubits.

12. The system of claim 2 , wherein one or more qubits of one substantially planar region is configured to be directly entangled with the one or more qubits of at least one other substantially planar region to form 3-D cellular arrays configured to undergo operations in which more than two qubits participate simultaneously.

13. A quantum computing (QC) system comprising a plurality of qubit gates comprising a plurality of qubits configured to be fully connected and simultaneously entangled among one another, the plurality of qubit gates arranged in a lattice and each of the plurality of qubit gates configured to perform gate operations by simultaneous use of more than two qubits at a time.

14. The system of claim 13 , wherein the lattice comprises a substantially rectangular lattice with at least one row and at least one column, a substantially hexagonal lattice, or a substantially diagonal lattice.

15. The system of claim 14 , wherein the at least one row and the at least one column comprise qubit gates each comprising four qubits and qubit gates each comprising thirteen qubits, the qubit gates arranged alternatingly.

16. The system of claim 14 , wherein the qubit gates of at least one row and/or at least one column comprise a plurality of qubit gates each comprising ten qubits.

17. The system of claim 14 , wherein the qubit gates of at least one row and/or at least one column comprise a qubit gate comprising four qubits, a qubit gate comprising thirteen qubits, and/or a plurality of qubit gates each comprising ten qubits.

18. The system of claim 14 , wherein the qubit gates comprise one of:

equal numbers of qubit gates each comprising four qubits and qubit gates each comprising thirteen qubits, alternating with one another along each row and each column; or

all of the qubit gates of the lattice comprising qubit gates each comprising ten qubits.

19. A quantum computing (QC) system comprising an array of three dimensional (3-D) gate cells each comprising multiple qubits.

20. The system of claim 19 , the array comprising one or more gates each comprising nine qubits, gates each comprising eight qubits, and/or gates each comprising seven qubits.

21. The system of claim 1 , wherein at least one of the one or more first qubits or the one or more second qubits comprise at least two qubits.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 30, 2023
From: HENDRICKSON, PETER CARL; ERWIN, JADON DANIEL; CENTAURI, LLC
To: KBR WYLE SERVICES, LLC
Reel/Frame 064754/0375 →
Continuity (3)
Continuation 17090747 · Nov 5, 2020
Provisional Application 62933148 · Nov 8, 2019
Related Publication 20230413689A1 · Dec 21, 2023
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