Four-photon entangled source

CN309270769SActive Publication Date: 2025-05-02HEFEI YAOZHENG QUANTUM TECH CO LTD
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Patent Information

Application Number
CN202430576612.X
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2024-09-10
Publication Date
2025-05-02
Estimated Expiration
2039-09-10

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Abstract

1. The name of this design product: four-photon entangled source. 2. Purpose of the product of this design: to improve the collection efficiency of photon pairs in spontaneous parametric down-conversion and to achieve high-brightness polarization entangled photon pairs. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.
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