Invention Grant
- Patent Title: Superconducting circuit structure, superconducting quantum chip and superconducting quantum computer
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Application No.: US17020527Application Date: 2020-09-14
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Publication No.: US11755940B2Publication Date: 2023-09-12
- Inventor: Lijing Jin , Runyao Duan
- Applicant: Beijing Baidu Netcom Science and Technology Co., Ltd.
- Applicant Address: CN Beijing
- Assignee: BEIJING BAIDU NETCOM SCIENCE AND TECHNOLOGY CO., L
- Current Assignee: BEIJING BAIDU NETCOM SCIENCE AND TECHNOLOGY CO., L
- Current Assignee Address: CN Beijing
- Agency: Norton Rose Fulbright US LLP
- Agent James R. Crawford
- Priority: CN 1910967230.8 2019.10.11
- Main IPC: G06N10/00
- IPC: G06N10/00 ; H10N60/12 ; H10N69/00

Abstract:
A superconducting circuit structure, a superconducting quantum chip, and a superconducting quantum computer are provided, which relate to the field of quantum computing. The superconducting circuit structure includes: at least two qubits; a connector, coupled with the two qubits respectively, to realize transversal coupling with each of the two qubits; and a coupler, coupled with the two qubits respectively, to realize longitudinal coupling with each of the two qubits. Therefore, the σzσz parasitic coupling between the qubits is effectively removed, and a two-qubit gate with high fidelity is obtained.
Public/Granted literature
- US20210110290A1 SUPERCONDUCTING CIRCUIT STRUCTURE, SUPERCONDUCTING QUANTUM CHIP AND SUPERCONDUCTING QUANTUM COMPUTER Public/Granted day:2021-04-15
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