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Complete QKD Post-Processing Toolkit (TRL-4)

Master the complete cryptographic stack using our Zynq Ultra-scale+ MPSOC powered processing kits.

Complete QKD Post-Processing Toolkit

Processing Pipeline

1
Time & Basis Sifting
2
Error Estimation (QBER estimation)
3
Error Reconciliation
LDPC Low-Density Parity Check Codes in 5G Standards
4
Privacy Amplification
Toeplitz Hashing based
5
Key Generation

Zynq Ultra-scale+ MPSOC

  • ✓ Quad-core ARM Cortex-A53 (64-bit application processors, up to 1.5GHz)
  • ✓ Dual-core ARM Cortex-R5 (32-bit real-time processors)
  • ✓ ARM Mali-400 MP2 GPU (for graphics acceleration)
  • ✓ Ultra-Scale+ FPGA fabric for custom hardware accelerations.
  • ✓ 4GB DDR4 memory for PS.
  • ✓ 512MB DDR4 memory for PL.

Free Space QKD Processing

Preparatory Phase
  • Clock Synchronisation
  • Measurement Alignment
Reconciliation Phase
  • Data Shifting
  • Error Correction, Verification etc.
  • Privacy Amplification

Temporal Synchronisation

"Do we need both methods for sync?"

Through Quantum Channel
(Bright Pulse of Different Frequency)
Through Classical Channel
(using GPS with RPI/FPGA Boards)

OAM for CV-QKD & Structured Light

Dive deep into continuous-variable quantum key distribution (CV-QKD) using orbital angular momentum (OAM) states of light with our advanced laboratory components. This comprehensive solution includes both the hardware component and the full software processing suite. Contact us for more info

Kit Capabilities

  • •
    Bell State & CHSH Inequality
  • •
    g²(t) Measurement
  • •
    Continuous State Tomography
  • •
    Single Photon Interferometry: MZM or Michelson
  • •
    Detector Efficiency Measurement
  • •
    Laser Characterisation
  • •
    Experiments with Wave Retardance

Academic Support: Instructions and lecture notes are provided. Web training can also be arranged for universities (students and teachers).

OAM for CV-QKD


Arquis technology in action


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