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公开(公告)号：US10657455B2
公开(公告)日：2020-05-19
申请号：US16062076
申请日：2015-12-16
Applicant: Google LLC , Alireza Shabani Barzegar , Pedram Roushan , Yu Chen , Hartmut Neven
Inventor： Alireza Shabani Barzegar , Pedram Roushan , Yu Chen , Hartmut Neven
IPC: G06N10/00 , G01R33/035 , H01P3/00
Abstract: A quantum computing device includes multiple co-planar waveguide flux qubits, at least one coupler element arranged such that each co-planar waveguide flux qubit, of the multiple co-planar waveguide flux qubits, is operatively couplable to each other co-planar waveguide flux qubit, of the multiple co-planar waveguide flux qubits, of the quantum computing device, and a tuning quantum device, in which the tuning quantum device is in electrical contact with a first co-planar waveguide flux qubit of the plurality of co-planar waveguide flux qubits and with a second co-planar waveguide flux qubit of the plurality of co-planar waveguide flux qubits.
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公开(公告)号：US20250086489A1
公开(公告)日：2025-03-13
申请号：US18801092
申请日：2024-08-12
Applicant: Google LLC
Inventor： Yu Chen , John Martinis , Daniel Thomas Sank , Alireza Shabani Barzegar
Abstract: A qubit device includes an elongated thin film uninterrupted by Josephson junctions, a quantum device in electrical contact with a proximal end of the elongated thin film, and a ground plane that is co-planar with the elongated thin film and is in electrical contact with a distal end of the elongated thin film, in which the thin film, the quantum device, and the ground plane comprise a material that is superconducting at a designed operating temperature.
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公开(公告)号：US12086684B2
公开(公告)日：2024-09-10
申请号：US17201510
申请日：2021-03-15
Applicant: Google LLC
Inventor： Yu Chen , John Martinis , Daniel Thomas Sank , Alireza Shabani Barzegar
CPC classification number: G06N10/00 , G06F13/4068 , H01P3/003 , H10N60/805
Abstract: A qubit device includes an elongated thin film uninterrupted by Josephson junctions, a quantum device in electrical contact with a proximal end of the elongated thin film, and a ground plane that is co-planar with the elongated thin film and is in electrical contact with a distal end of the elongated thin film, in which the thin film, the quantum device, and the ground plane comprise a material that is superconducting at a designed operating temperature.
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公开(公告)号：US11188843B2
公开(公告)日：2021-11-30
申请号：US16857955
申请日：2020-04-24
Applicant: Google LLC
Inventor： Alireza Shabani Barzegar , Pedram Roushan , Yu Chen , Hartmut Neven
IPC: H01P3/00 , G06N10/00 , G01R33/035
Abstract: A quantum computing device includes multiple co-planar waveguide flux qubits, at least one coupler element arranged such that each co-planar waveguide flux qubit, of the multiple co-planar waveguide flux qubits, is operatively couplable to each other co-planar waveguide flux qubit, of the multiple co-planar waveguide flux qubits, of the quantum computing device, and a tuning quantum device, in which the tuning quantum device is in electrical contact with a first co-planar waveguide flux qubit of the plurality of co-planar waveguide flux qubits and with a second co-planar waveguide flux qubit of the plurality of co-planar waveguide flux qubits.
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公开(公告)号：US20200242503A1
公开(公告)日：2020-07-30
申请号：US16849363
申请日：2020-04-15
Applicant: Google LLC
Inventor： Yu Chen , John Martinis , Daniel Thomas Sank , Alireza Shabani Barzegar
Abstract: A qubit device includes an elongated thin film uninterrupted by Josephson junctions, a quantum device in electrical contact with a proximal end of the elongated thin film, and a ground plane that is co-planar with the elongated thin film and is in electrical contact with a distal end of the elongated thin film, in which the thin film, the quantum device, and the ground plane comprise a material that is superconducting at a designed operating temperature.
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Patent Agency Ranking
公开(公告)号：US20200250570A1
公开(公告)日：2020-08-06
申请号：US16857955
申请日：2020-04-24
Applicant: Google LLC
Inventor： Alireza Shabani Barzegar , Pedram Roushan , Yu Chen , Hartmut Neven
IPC: G06N10/00 , G01R33/035 , H01P3/00
Abstract: A quantum computing device includes multiple co-planar waveguide flux qubits, at least one coupler element arranged such that each co-planar waveguide flux qubit, of the multiple co-planar waveguide flux qubits, is operatively couplable to each other co-planar waveguide flux qubit, of the multiple co-planar waveguide flux qubits, of the quantum computing device, and a tuning quantum device, in which the tuning quantum device is in electrical contact with a first co-planar waveguide flux qubit of the plurality of co-planar waveguide flux qubits and with a second co-planar waveguide flux qubit of the plurality of co-planar waveguide flux qubits.
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公开(公告)号：US10650320B2
公开(公告)日：2020-05-12
申请号：US15764021
申请日：2015-09-30
Applicant: GOOGLE LLC
Inventor： Yu Chen , John Martinis , Daniel Thomas Sank , Alireza Shabani Barzegar
Abstract: A qubit device includes an elongated thin film uninterrupted by Josephson junctions, a quantum device in electrical contact with a proximal end of the elongated thin film, and a ground plane that is co-planar with the elongated thin film and is in electrical contact with a distal end of the elongated thin film, in which the thin film, the quantum device, and the ground plane comprise a material that is superconducting at a designed operating temperature.
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公开(公告)号：US20190147359A1
公开(公告)日：2019-05-16
申请号：US16096110
申请日：2016-12-30
Applicant: Google LLC
Inventor： Yu Chen , Hartmut Neven , Austin Greig Fowler , Alireza Shabani Barzegar
CPC classification number: G06N10/00 , H01L39/025 , H01P3/003 , H01P7/086
Abstract: A quantum computing device includes: a first array of qubits arranged along a first axis; and a second array of qubits arranged along a second axis different from the first axis so that the qubits of the second array intersect with the qubits of the first array to form a lattice structure, in which each qubit in the first array is offset along the second axis relative to a directly adjacent qubit in the first array, each qubit in the second array is offset along the first axis relative to a directly adjacent qubit in the second array, and each intersection between a qubit from the first array and a qubit from the second array in the lattice structure comprises a coupler arranged to inductively couple the qubit from the first array to the qubit from the second array.
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公开(公告)号：US20180365587A1
公开(公告)日：2018-12-20
申请号：US16062076
申请日：2015-12-16
Applicant: Alireza Shabani BARZEGAR , Pedram ROUSHAN , Yu CHEN , Hartmut NEVEN , Google LLC
Inventor： Alireza Shabani Barzegar , Pedram Roushan , Yu Chen , Hartmut Neven
IPC: G06N99/00 , H01P3/00 , G01R33/035
Abstract: A quantum computing device includes multiple co-planar waveguide flux qubits, at least one coupler element arranged such that each co-planar waveguide flux qubit, of the multiple co-planar waveguide flux qubits, is operatively couplable to each other co-planar waveguide flux qubit, of the multiple co-planar waveguide flux qubits, of the quantum computing device, and a tuning quantum device, in which the tuning quantum device is in electrical contact with a first co-planar waveguide flux qubit of the plurality of co-planar waveguide flux qubits and with a second co-planar waveguide flux qubit of the plurality of co-planar waveguide flux qubits.
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公开(公告)号：US11222149B2
公开(公告)日：2022-01-11
申请号：US15771109
申请日：2015-10-29
Applicant: Google LLC
Inventor： Alireza Shabani Barzegar , Hartmut Neven
Abstract: Methods, systems, and apparatus for designing an artificial quantum thermal bath. In one aspect, an apparatus includes a primary quantum system; an auxiliary quantum system comprising a plurality of modes and that interacts with the primary quantum system, wherein: the auxiliary system interacts with the primary quantum system through one or more couplings, wherein the one or more couplings are controllable; a steady state of the auxiliary system, a response function of the auxiliary quantum system, an auxiliary system operator, and a spectrum of the auxiliary quantum system are determined to meet a respective condition; and the auxiliary system is controllable to relax the primary quantum system to an equilibrium state using a controllable function of the auxiliary system operator.
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