Method for achieving common quantum computation through fault tolerance

A quantum computing and quantum bit technology, which is applied in the field of universal and effective fault tolerance to realize general quantum computing, can solve problems such as low consumption of space and time resources, and achieve the effects of short consumption time, simple quantum computing process, and improved computing speed.

Inactive Publication Date: 2014-07-23
SOUTH CHINA NORMAL UNIVERSITY
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  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0012] In order to overcome the shortcomings of the above-mentioned fault-tolerant universal quantum computing in the prior art, the present invention proposes a general method for realizing fault-toler

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  • Method for achieving common quantum computation through fault tolerance
  • Method for achieving common quantum computation through fault tolerance
  • Method for achieving common quantum computation through fault tolerance

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Embodiment Construction

[0028] The accompanying drawings are for illustrative purposes only and cannot be construed as limiting the patent;

[0029] In order to better illustrate this embodiment, some parts in the drawings will be omitted, enlarged or reduced, and do not represent the size of the actual product;

[0030] For those skilled in the art, it is understandable that some well-known structures and descriptions thereof may be omitted in the drawings.

[0031] The method for fault-tolerant implementation of universal quantum computing proposed by the present invention will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0032] A fault-tolerant approach to universal quantum computing consists of two stages:

[0033] The first stage: To design different fault-tolerant implementation circuits to obtain a large number of unstable sub-states. Specifically, it can be classified into the following three categories:

[0034] Class 1,...

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Abstract

The invention relates to the field of quantum information, and particularly discloses a method for achieving common quantum computation through fault tolerance. The method comprises the steps that firstly, a large number of unsteady substates (please see the formula in the specification) are obtained; the unsteady substates (please see the formula in the specification) are used as auxiliary states, a Non-Clifford door is achieved through the fault tolerance and operations in a Clifford cluster, and therefore the common quantum computation is achieved. The method is used for guaranteeing that a reliable processing system is arranged in the quantum computation, and the operating rate is improved. According to the method, the Non-Clifford door is achieved in a fault tolerance mode to solve the quantum decoherence problem so as to achieve the common quantum computation; the Non-Clifford door in a fault tolerance common door set is denser, time needing to be consumed by achieving the quantum computation aim is shorter, and the resources needing to be consumed by achieving the quantum computation aim are fewer.

Description

technical field [0001] The invention relates to the field of quantum information quantum computing, and more specifically, relates to a universal and effective fault-tolerant method for realizing universal quantum computing. Background technique [0002] The classic Moore's Law will eventually reach its limit, and quantum computing will succeed it. Due to its entanglement and coherent superposition, quantum computing has powerful parallel computing capabilities and can solve some problems that cannot be solved in classical computing, so it has attracted widespread attention. For example, Serge Haroche and David J.Wineland, winners of the 2012 Nobel Prize in Physics, respectively used micron-scale highly reflective optical microcavities to realize the operation of single atom radiating photons, and used laser cooling technology to realize the The trapping of individual ions. Their breakthrough experimental methods make it possible to measure and manipulate a single quantum ...

Claims

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Application Information

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IPC IPC(8): G06F19/00
Inventor 吴向艳徐艳玲张智明於亚飞
Owner SOUTH CHINA NORMAL UNIVERSITY
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