Quantum shift register structures

DRW Leipold, GA Maxim, MA Asker - US Patent 10,850,978, 2020 - Google Patents
(57) ABSTRACT A novel and useful controlled quantum shift register for transporting
particles from one quantum dot to another in a quantum structure. The shift register …

Classic-quantum injection interface device

DRW Leipold, GA Maxim, MA Asker - US Patent 10,934,163, 2021 - Google Patents
Novel and useful quantum structures having a continuous well with control gates that control
a local depletion region to form quantum dots. Local depleted well tunneling is used to …

Reprogrammable quantum processor architecture incorporating quantum error correction

DRW Leipold, GA Maxim, MA Asker - US Patent 11,203,526, 2021 - Google Patents
(57) ABSTRACT A novel and useful quantum computing machine architec ture that includes
a classic computing core as well as a quantum computing core. A programmable pattern …

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 …

Semiconductor process for quantum structures with staircase active well incorporating shared gate control

DRW Leipold, GA Maxim, MA Asker - US Patent 10,861,940, 2020 - Google Patents
A novel and useful modified semiconductor process having staircase active well shapes that
provide variable distances between pairs of locations (ie quantum dots) resulting in …

Quantum coupler facilitating suppression of ZZ interactions between qubits

A Finck, J Blair, A Carniol, O Dial, M Kumph - US Patent 11,600,658, 2023 - Google Patents
2020-06-30 Assigned to INTERNATIONAL BUSINESS MACHINES CORPORATION
reassignment INTERNATIONAL BUSINESS MACHINES CORPORATION ASSIGNMENT OF …

Performing a calibration process in a quantum computing system

BJ Bloom, SA Caldwell, MJ Curtis, MJ Reagor… - US Patent …, 2024 - Google Patents
In a general aspect, calibration is performed in a quantum computing system. In some cases,
domains of a quantum computing system are identified, where the domains include …

Semiconductor quantum structures using preferential tunneling through thin insulator layers

DRW Leipold, GA Maxim, MA Asker - US Patent 10,868,119, 2020 - Google Patents
US10868119B2 - Semiconductor quantum structures using preferential tunneling through thin
insulator layers - Google Patents US10868119B2 - Semiconductor quantum structures using …

Performing a calibration process in a quantum computing system

BJ Bloom, SA Caldwell, MJ Curtis, MJ Reagor… - US Patent …, 2023 - Google Patents
US11593698B2 - Performing a calibration process in a quantum computing system - Google
Patents US11593698B2 - Performing a calibration process in a quantum computing system …

Quantum structure incorporating phi angle control

DRW Leipold, GA Maxim, MA Asker - US Patent 11,327,345, 2022 - Google Patents
Novel and useful electronic and magnetic control of several quantum structures that provide
various control functions. An electric field provides control and is created by a voltage …