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<p>Reversible logic, also called information lossless logic, is so named because the data contained in the circuits can be retrieved if it is lost. It has been demonstrated that making computing reversible would prevent energy dissipation. Many reversible gates were created and developed. The D-Flip Flop is built utilizing Toffoli gate and Feynman gates. A 4-bit LFSR is designed with this designed D flipflop. The proposed method is designed using Verilog code and simulated using Xilinx 9.1, vivado software tool. The LFSR is used in cryptography applications to generate random ciphers, error detection codes, and pseudo noise sequences that increase LFSRs, which are essential in secure communication systems. LFSRs can also generate depth test patterns to verify circuit operation.</p>

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Design of high speed 4 bit LFSR using reversible logic gate for security applications

  • 期刊论文

  • 发表日期：

    2025年10月4日

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  • R. Murugasami,
  • Deepa Sundararajan,
  • Kannan Nithin Kariyankattil Velukutty,
  • Sreevardhan Cheerla

摘要

Reversible logic, also called information lossless logic, is so named because the data contained in the circuits can be retrieved if it is lost. It has been demonstrated that making computing reversible would prevent energy dissipation. Many reversible gates were created and developed. The D-Flip Flop is built utilizing Toffoli gate and Feynman gates. A 4-bit LFSR is designed with this designed D flipflop. The proposed method is designed using Verilog code and simulated using Xilinx 9.1, vivado software tool. The LFSR is used in cryptography applications to generate random ciphers, error detection codes, and pseudo noise sequences that increase LFSRs, which are essential in secure communication systems. LFSRs can also generate depth test patterns to verify circuit operation.