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

A qubit and computer technology, which is applied in the field of digital qubit preparation, can solve the problems of coherence time and measurement accuracy that cannot meet the accuracy requirements and harsh environmental requirements, and achieve the effect of long-term coherence and high-precision measurement

Active Publication Date: 2021-08-10
SHENZHEN Y& D ELECTRONICS CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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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.

Method used

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

Examples

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Embodiment 1

[0051] The method of this embodiment is based on figure 1 system implementation, refer to figure 1 , the system includes a plurality of computer computing nodes and a computer management and control node. The plurality of computer computing nodes include n first Fung computers, that is, each computer computing node is specifically a first Fung computer, and there are n first Fung computers in total, , k is a positive integer. The computer management node includes a second Fung computer.

[0052] refer to figure 2 , the digital qubit preparation method of this embodiment includes:

[0053] Degrees of freedom generating step S101: multiple computer computing nodes generate multiple binary strings representing multiple degrees of freedom.

[0054] Specifically, n binary strings representing n degrees of freedom are generated by n first Feng computers, wherein each of the first Feng computers randomly selects a binary string from a randomly generated binary sequence to outp...

Embodiment 2

[0091] Based on the same idea, refer to figure 1 , 3 , the digital qubit preparation system of this embodiment includes:

[0092] A degree of freedom generating module, configured to generate multiple binary strings representing multiple degrees of freedom based on multiple computer computing nodes;

[0093] The binary random number generation module is used to generate multiple binary random numbers based on a computer control node;

[0094] A normalization module, configured to normalize the plurality of binary random numbers based on the computer control node to obtain a plurality of normalized data;

[0095] The transformation and combination module is used to combine the plurality of binary strings and the plurality of normalized data based on the computer control node to obtain a linear combination of data sets representing degrees of freedom, and the linear combination is the prepared digital quantum bit.

[0096] Wherein, the plurality of computer computing nodes i...

Embodiment 3

[0108] Based on the same idea, the digital qubit preparation computer of this embodiment includes a memory and a processor, the memory stores a computer program, and it is characterized in that, when the computer program is executed by the processor, the following steps are implemented:

[0109] Degree of freedom data receiving step: receiving multiple binary strings representing multiple degrees of freedom generated by multiple computer computing nodes;

[0110] Binary random number generating step: generating a plurality of binary random numbers based on a Boolean digital logic circuit;

[0111] Normalization step: performing normalization processing on the plurality of binary random numbers to obtain a plurality of normalized data;

[0112] Transformation and combination step: combining the plurality of binary strings and the plurality of normalized data to obtain a linear combination of data sets representing degrees of freedom, and the linear combination is the prepared d...

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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...

Claims

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Application Information

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IPC IPC(8): G06N10/00
CPCG06N10/00
Inventor 戚建淮韩丹丹唐娟刘建辉宋晶周杰
Owner SHENZHEN Y& D ELECTRONICS CO LTD
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