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Spatial Coherence Structure-Mediated Transmission of Encrypted Three-Dimensional Objects and Hidden Information
Danying Song1, Wei Zhang1, Nana Yu1
1School of Mathematics and Physics, Hebei University of Engineering, Handan, China.
Annals of the New York Academy of Sciences
|August 14, 2026
Summary
This study introduces a new method for secure three-dimensional (3D) information transmission by encoding data into the spatial coherence structure of light. This approach enhances security and enables high-fidelity 3D reconstruction.
Area of Science:
- Optics and Photonics
- Information Security
- 3D Imaging
Background:
- Three-dimensional (3D) information encryption and transmission face challenges due to large data bandwidth requirements and limitations of conventional optical parameters.
- Existing methods struggle with efficient and secure handling of massive 3D data.
Purpose of the Study:
- To develop a novel scheme for secure transmission of encrypted 3D objects and concealed information.
- To overcome the limitations of current 3D data transmission methods by integrating spatial coherence and holographic coding.
Main Methods:
- Exploiting the second-order coherence of partially coherent light to encode 3D information into the spatial coherence structure.
- Utilizing two-dimensional (2D) intensity information for joint transmission of encoded 3D data.
- Synchronously transmitting hidden information embedded within the spatial coherence structure.
Main Results:
- Achieved efficient encrypted transmission of 3D information.
- Enabled high-fidelity 3D reconstruction of transmitted objects.
- Enhanced system security and transmission integrity through incorporated hidden information.
- Demonstrated improved resistance to degradation, loss, or tampering.
Conclusions:
- The proposed coherence structure-based framework offers a secure and efficient solution for 3D data transmission.
- This method significantly enhances physical-layer security and robustness against attacks.
- The integration of spatial coherence with holographic coding provides a novel approach to secure 3D information transfer.
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