Digital quantum bit preparation method and system, computer and readable storage medium

Abstract

The invention discloses a digital quantum bit preparation method and system, a computer and a readable storage medium. The method comprises the following steps: generating a plurality of binary character strings representing a plurality of degrees of freedom based on a plurality of computer computing nodes; generating a plurality of binary random numbers based on a computer management and control node; performing normalization processing on the plurality of binary random numbers to obtain a plurality of normalized data; and combining the plurality of binary character strings and the plurality of normalized data to obtain a linear combination of a data set representing a degree of freedom, wherein the linear combination is a prepared digital quantum bit. Compared with the existing superconducting quantum bit and optical quantum bit technology, the quantum bit preparation is realized on the basis of a binary signal generated by a Von computer Boolean digital logic circuit, long-time coherence is realized, high-precision measurement can be carried out, a calculation ground state can be prepared on the basis of the quantum bit preparation method, and the quantum bit preparation method can be applied to the field of quantum bit measurement. A required quantum state in a specific form can be prepared.

Description

technical field [0001] The present invention relates to the field of qubit computing, in particular to a digital qubit preparation method, system, computer and readable storage medium. Background technique [0002] Qubits are the core of quantum computing. By encoding qubits, quantum algorithms with performance far superior to classical computer algorithms can be realized. Existing qubits mainly include superconducting qubits and optical qubits. The coherence of these two qubits The accuracy of time and measurement cannot meet the requirements of quantum algorithms with relatively high precision, and the requirements for the environment during preparation are relatively strict. Contents of the invention [0003] The technical problem to be solved by the present invention is to provide a digital qubit preparation method, system, computer and readable storage medium for the above-mentioned defects of the prior art. [0004] The technical solution adopted by the present inve...

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Problems solved by technology

[0002] Qubits are the core of quantum computing. By encoding qubits, quantum algorithms whose performance far exceeds that of classical computer algorithms can be realized. Existing qubits mainly include superconducting qubits and optical qubits. The coherence of these two qubits The accuracy of time and measurement cannot meet the requirements of quantum algorithms with high precision requirements. In addition, the requirements for the environment during preparation are relatively harsh.

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