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Related Experiment Video

Updated: Nov 3, 2025

Quasi-light Storage for Optical Data Packets
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On the Performance of Video Resolution, Motion and Dynamism in Transmission Using Near-Capacity Transceiver for

Nasru Minallah1, Khadem Ullah1, Jaroslav Frnda2

  • 1Department of Computer Systems Engineering, University of Engineering and Technology Peshawar, Peshawar 25000, Pakistan.

Entropy (Basel, Switzerland)
|June 2, 2021
PubMed
Summary
This summary is machine-generated.

Novel error protection schemes significantly improve video transmission reliability over noisy channels. The Non-Convergent Coding assisted with Differential Space Time Spreading and Sphere Packing modulation scheme offers substantial gains, especially with H.265 video coding.

Keywords:
BER reductionDifferential Space Time Spreading (DSTS)Extrinsic Information Transfer (EXIT) ChartH.265 High Efficient Video Coding (HEVC)Sphere Packing (SP) Modulation

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Area of Science:

  • Digital Communications
  • Video Compression
  • Error Correction Coding

Background:

  • Reliable transmission of highly compressed video streams is challenging due to channel noise.
  • Advanced video coding standards like H.264 and H.265 increase compression efficiency but can be sensitive to errors.
  • Sophisticated channel coding and transmission schemes are crucial for robust video delivery.

Purpose of the Study:

  • To investigate the performance of novel error protection schemes for reliable video transmission.
  • To analyze various sophisticated channel coding and transmission schemes, including Non-Convergent Coding (NCC), NCC with Differential Space Time Spreading (DSTS) and Sphere Packing (SP) modulation (NCDSTS-SP), and Convergent Coding with DSTS and SP modulation (CDSTS-SP).
  • To evaluate the impact of these schemes on video quality using Bit Error Ratio (BER) and Peak Signal to Noise Ratio (PSNR) metrics.

Main Methods:

  • Analysis of novel error protection schemes: NCDSTS-SP and CDSTS-SP.
  • Utilizing Bit Error Ratio (BER) and Peak Signal to Noise Ratio (PSNR) for performance evaluation.
  • Employing iterative Soft Bit Source Decoding (SBSD) with Extrinsic Information Transfer (EXIT) charts to analyze decoder behavior.
  • Testing with H.264 and H.265 video coding standards and diverse video sequences (resolution, motion, dynamism).

Main Results:

  • The NCDSTS-SP scheme achieved an Eb/N0 gain of 20 dB over NCC with H.265 at 42 dB PSNR.
  • The CDSTS-SP scheme outperformed equivalent rate NCDSTS-SP by 16 dB at 42 dB PSNR.
  • H.265 coding achieved a maximum PSNR gain of 45 dB, with a 3 dB improvement over H.264 at identical code rates.
  • Low-resolution and low-motion videos demonstrated better performance in noisy channel conditions.

Conclusions:

  • Novel schemes like NCDSTS-SP and CDSTS-SP significantly enhance reliable video transmission over noisy channels.
  • H.265 video coding, combined with advanced error protection, offers substantial improvements in video quality and transmission efficiency.
  • Video characteristics (resolution, motion) influence the effectiveness of error protection schemes.