Vertical flux bias lines coupled to vertical squid loops in superconducting qubits

R Caudillo, L Lampert, DJ Michalak… - US Patent …, 2020 - Google Patents
Embodiments of the present disclosure relate to quantum circuit assemblies implementing
superconducting qubits, eg, transmons, in which SQUID loops and portions of FBLs …

Quantum dot devices with overlapping gates

NK Thomas, R Pillarisetty, K Singh, HC George… - US Patent …, 2022 - Google Patents
Disclosed herein are quantum dot devices, as well as related computing devices and
methods. For example, in some embodiments, a quantum dot device may include: a …

Quantum dot devices with fine-pitched gates

NK Thomas, R Pillarisetty, K Singh, HC George… - US Patent …, 2022 - Google Patents
Disclosed herein are quantum dot devices, as well as related computing devices and
methods. For example, in some embodiments, a quantum dot device may include: a …

Quantum dot devices with fins and partially wrapped gates

HC George, L Lampert, JS Clarke… - US Patent …, 2021 - Google Patents
Disclosed herein are quantum dot devices, as well as related computing devices and
methods. For example, in some embodiments, a quantum dot device may include: a base; a …

Quantum dot devices with strain control

NK Thomas, R Pillarisetty, P Amin, R Kotlyar… - US Patent …, 2021 - Google Patents
Disclosed herein are quantum dot devices, as well as related computing devices and
methods. For example, in some embodiments, a quantum dot device may include: a …

Quantum dot devices with passive barrier elements in a quantum well stack between metal gates

HC George, R Pillarisetty, L Lampert… - US Patent …, 2023 - Google Patents
(57) ABSTRACT A quantum dot device is disclosed that includes a quantum well stack, a
first and a second plunger gates above the quantum well stack, and a passive barrier …

Multi-spacers for quantum dot device gates

HC George, R Pillarisetty, L Lampert… - US Patent …, 2022 - Google Patents
Disclosed herein are quantum dot devices, as well as related computing devices and
methods. For example, in some embodiments, a quantum dot device may include: a …

Symmetrical qubits with reduced far-field radiation

VP Adiga, MO Sandberg, JM Chow, H Paik - US Patent 10,573,685, 2020 - Google Patents
US10573685B1 - Symmetrical qubits with reduced far-field radiation - Google Patents
US10573685B1 - Symmetrical qubits with reduced far-field radiation - Google Patents …

Quantum dot devices with diodes for electrostatic discharge protection

HC George, R Pillarisetty, L Lampert… - US Patent …, 2022 - Google Patents
A quantum dot device is disclosed that includes a fin and a gate above the fin. The fin may
extend away from a base and include a quantum well stack in which one or more quantum …

System and method of flux bias for superconducting quantum circuits

AF Kirichenko, A Jafari-Salim, P Truitt… - US Patent …, 2024 - Google Patents
Quantum computing systems require methods to control energies of qubits and couplers for
quantum operations. Flux biasing of qubits and quantum couplers is provided for a …