Granted Patent
B2
US 12,199,039 · App. 18/518,394 · Granted Jan 14, 2025
Tapered connectors for superconductor circuits
Assignee:
PSIQUANTUM CORP.
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Abstract
A superconducting circuit includes a photon detector component, a second component, and a multi-taper superconducting connector shaped to reduce current crowding, the superconducting connector electrically connecting the photon detector component and the second component. The multi-taper superconducting connector includes a first taper arranged adjacent the photon detector component and a second taper arranged adjacent the second component.
Claims (22)
1. A superconducting circuit, comprising:
a photon detector component;
a second component; and
a multi-taper superconducting connector shaped to reduce current crowding, the multi-taper superconducting connector electrically connecting the photon detector component and the second component, the multi-taper superconducting connector comprising:
a first taper arranged adjacent the photon detector component; and
a second taper arranged adjacent the second component.
2. The superconducting circuit of claim 1 , wherein the photon detector component, the second component, and the multi-taper superconducting connector are arranged on a same layer of superconducting material.
3. The superconducting circuit of claim 1 , wherein the photon detector component and the second component are superconducting components.
4. The superconducting circuit of claim 1 , wherein the first taper has a non-linear shape.
5. The superconducting circuit of claim 4 , wherein the second taper has a linear shape.
6. The superconducting circuit of claim 4 , wherein the second taper has a non-linear shape.
7. The superconducting circuit of claim 1 , wherein the second component comprises a readout component, the readout component being configured to determine a state of the photon detector component, the state being a superconducting state or a non-superconducting state.
8. The superconducting circuit of claim 1 , wherein each of the first taper and the second taper are asymmetric about an axis connecting the photon detector component with the second component.
9. The superconducting circuit of claim 1 , wherein the first taper narrows from an intermediate width to a first width, wherein the intermediate width is less than five times the first width.
10. The superconducting circuit of claim 1 , wherein the multi-taper superconducting connector further comprises a third taper connecting the first taper and the second taper.
11. The superconducting circuit of claim 1 , wherein the multi-taper superconducting connector further comprises an un-tapered section.
12. The superconducting circuit of claim 1 , wherein the multi-taper superconducting connector further comprises a connecting portion connecting the first taper to the second taper.
13. The superconducting circuit of claim 12 , wherein the connecting portion comprises a curved connecting portion.
14. The superconducting circuit of claim 1 , wherein the second component comprises a pad or via.
15. The superconducting circuit of claim 1 , wherein the second component comprises an inductor, a resistor, or a capacitor.
16. The superconducting circuit of claim 1 , wherein the photon detector component and the second component are formed from a same superconducting film.
17. The superconducting circuit of claim 1 , wherein at least one of the first taper and the second taper is an elongated taper.
Continuity (4)
Provisional Application
62733553
· Sep 19, 2018
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