Patent ID: 11960973
Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 6:
7. The method according to claim 1, wherein the sequentially performing spectral quantum process tomography on quantum states respectively corresponding to the first qubit and the second qubit, to obtain a first eigenspectrum of a signal function corresponding to the first qubit and a second eigenspectrum of a signal function corresponding to the second qubit comprises:
performing spectral quantum process tomography on the quantum state of the first qubit, and parsing the signal function that corresponds to the first qubit and is obtained through tomography, to obtain the first eigenspectrum, the second qubit being in a waiting state when spectral quantum process tomography is performed on the quantum state of the first qubit; and
performing spectral quantum process tomography on the quantum state of the second qubit, and parsing the signal function that corresponds to the second qubit and is obtained through tomography, to obtain the second eigenspectrum, the first qubit being in a processing state based on target gating when spectral quantum process tomography is performed on the quantum state of the second qubit; and
the method further comprises: determining a transmission line crosstalk intensity between the first qubit and the second qubit according to the first eigenspectrum and the second eigenspectrum.