Rahat Ullah

Nanjing, 210044, China

Last Updated: 09/26/2026

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Found 49 publications

High-security floating probabilistic encryption methods based on chain-embedded masking.

High-security floating probabilistic encryption methods based on chain-embedded masking.

Journal: Optics express
Published: February 20, 2026

Frozen bits perturbation key transmission scheme based on subcarrier index modulation.

Frozen bits perturbation key transmission scheme based on subcarrier index modulation.

Journal: Optics express
Published: December 19, 2025

Three-dimensional constellation probabilistic shaping scheme based on fine-grained data reconstruction.

Three-dimensional constellation probabilistic shaping scheme based on fine-grained data reconstruction.

Journal: Optics express
Published: November 11, 2025

Noise robust geometric constellation design for 32QAM discrete spectrum nonlinear frequency division multiplexing systems.

Noise robust geometric constellation design for 32QAM discrete spectrum nonlinear frequency division multiplexing systems.

Journal: Optics express
Published: November 11, 2025

Mean clustering symbol decision mechanism based on statistical probability features.

Mean clustering symbol decision mechanism based on statistical probability features.

Journal: Optics express
Published: September 23, 2025

Segment index encryption scheme based on the memristor for W-band wireless reflective communication.

Segment index encryption scheme based on the memristor for W-band wireless reflective communication.

Journal: Optics express
Published: September 23, 2025

Three-dimensional constellation design based on centroid-corrected geometric shaping with optimized average Hamming distance.

Three-dimensional constellation design based on centroid-corrected geometric shaping with optimized average Hamming distance.

Journal: Optics express
Published: August 13, 2025

Variable rate high-security OCDM transmission scheme based on multi-order joint modulation.

Variable rate high-security OCDM transmission scheme based on multi-order joint modulation.

Journal: Optics express
Published: August 13, 2025

Four-dimensional QPSK modulation transmission scheme based on entropy-coding-aided symbol selection.

Four-dimensional QPSK modulation transmission scheme based on entropy-coding-aided symbol selection.

Journal: Optics express
Published: July 30, 2025

Chaos-driven seven-core optical transmission scheme based on DNA full information chained analog-transcription.

Chaos-driven seven-core optical transmission scheme based on DNA full information chained analog-transcription.

Journal: Optics express
Published: June 14, 2025

Rotated 8QAM probabilistic shaping scheme based on DM-OFDM-IM over an underwater magnetic induction communication system.

Rotated 8QAM probabilistic shaping scheme based on DM-OFDM-IM over an underwater magnetic induction communication system.

Journal: Optics express
Published: June 14, 2025

Beyond Fiber: Toward Terahertz Bandwidth in Free-Space Optical Communication.

Beyond Fiber: Toward Terahertz Bandwidth in Free-Space Optical Communication.

Journal: Sensors (Basel, Switzerland)
Published: January 12, 2025
Showing 1-12 of 49

Last Updated: 09/26/2026