Photon number resolving superconducting detector
US11313719B2 · kind B2 · utility
7Cited by
75References
45Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 30, 2019 |
| Grant date | Apr 26, 2022 |
| Priority date | — |
| Expiry date | Apr 30, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01J2001/4446
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A photon detector is provided. The photon detector includes a superconducting wire having a plurality of alternating narrow and wide portions; a current source electrically-coupled to the superconducting wire and configured to supply the superconducting wire with electrical current; and an optical waveguide optically coupled to the plurality of narrow portions of the superconducting wire.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.