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Adaptive Error Correction for Entanglement Distillation in Quantum Networks
This technology is a method of producing high-quality entanglement for quantum networking. It is a scalable, code-switching protocol for enhancing the fidelity of entangled states distributed across quantum repeaters. By using sequential rounds of quantum error correction and entanglement distillation with varying stabilizer codes to optimize the trade-off...
Published: 6/30/2025
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Inventor(s): Narayanan Rengaswamy, Sijie Cheng
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Quantum
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Universal Fault Tolerant Quantum Computation with Trotter Circuits
This invention introduces a novel approach to implementing fault-tolerant quantum circuits using Trotter circuits, which are essential for quantum simulations and other key algorithms. It provides a systematic framework for translating logical Trotter circuits into physical ones using symplectic transvections—algebraic structures that ensure the...
Published: 6/30/2025
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Inventor(s): Zhuangzhuang Chen, Narayanan Rengaswamy, Jack Owen Weinberg
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Quantum, Technology Classifications > Engineering & Physical Sciences > Communications & Networking
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Grating-Resonant SNSPD Design for Enhanced Absorption Efficiency via Waveguide and Photonic Confinement
This invention presents a novel superconducting nanowire single-photon detector (SNSPD) design that significantly enhances photon absorption efficiency by combining waveguide redirection and lateral photonic confinement. The approach increases the effective absorption cross-section of the nanowire without lengthening it—overcoming a key limitation...
Published: 6/30/2025
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Inventor(s): Mohamed ElKabbash
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Telecommunications, Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Engineering & Physical Sciences > Quantum
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Capturing Nano- and Micro-Objects in Predesignated Sites using Suspended Membranes
This invention introduces a novel method for capturing and positioning nano- and micro-scale objects at predetermined locations using suspended membranes. The technology leverages precisely engineered membrane structures to facilitate the controlled trapping of particles without requiring complex optical or mechanical manipulation techniques. This technique...
Published: 6/30/2025
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Inventor(s): Mohamed ElKabbash, James McGrath, Greg Madejski
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Engineering & Physical Sciences > Quantum, Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Engineering & Physical Sciences > MEMS & Nanotechnology
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Optical Readout of On-Chip Photodetectors Using Mach-Zehnder Interferometers
This invention presents a method for all-optical readout of detection events from on-chip photodetectors (PDs) using Mach-Zehnder Interferometers (MZIs). It eliminates the need for electrical wiring to transmit detection signals by leveraging optical modulation, providing a fully photonic detection and readout scheme. The system uses an integrated on-chip...
Published: 6/30/2025
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Inventor(s): Mohamed ElKabbash
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Engineering & Physical Sciences > Quantum, Technology Classifications > Imaging & Optics > Lasers & Other Sources, Technology Classifications > Imaging & Optics > Materials & Fabrication
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Elastic Waves With Correlated Directional And Orbital Angular Momentum Degrees Of Freedom: A Method For Creating Bell States Using Elastic Waves
This invention is a method for generating classically nonseparable elastic wave states using a system of coupled one-dimensional waveguides. These wave states exhibit correlations between directional propagation and orbital angular momentum (OAM), producing a unique form of entanglement-like behavior using purely mechanical components. These nonseparable...
Published: 6/17/2025
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Inventor(s): Pierre Deymier, Keith Runge
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Quantum, Technology Classifications > Engineering & Physical Sciences > Communications & Networking
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High-Secured Ultrafast Quantum Communication
This technology is a method for secure, high speed quantum communication that uses ultrafast squeezed light. This ultrafast squeezed light Is generated by directing quantum light generated by a light field synthesizer (LFS) onto a silicon dioxide target. This light, which is generated at a petahertz-scale frequency, is used for quantum communication...
Published: 6/5/2025
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Inventor(s): Mohammed Tharwat Hassan
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Quantum, Technology Classifications > Engineering & Physical Sciences > Communications & Networking, Technology Classifications > Engineering & Physical Sciences > Communications & Networking > Optical, Technology Classifications > Imaging & Optics > Telecommunications, Technology Classifications > Software & Information Technology > Security, Technology Classifications > Software & Information Technology > Communications & Networking
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Method for Integrating Quantum Emitters as On-Chip Light Sources in Photonic Integrated Circuits Fabricated on Membranes
This invention presents a high-precision, scalable method for integrating quantum emitters as on-chip light sources in photonic integrated circuits (PICs) fabricated on thin-film membranes (e.g., SiN membranes). By utilizing nanopore trapping and deterministic positioning, this method enables precise placement of quantum dots (QDs), atomic defects,...
Published: 5/12/2025
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Inventor(s): Mohamed ElKabbash
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Imaging & Optics > Telecommunications, Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Engineering & Physical Sciences > Quantum
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Encoding Quantum Information by Stabilizer Measurement and Utilizing the Syndrome for Decoding
This invention presents an efficient method and system for encoding quantum information using stabilizer-based QLDPC codes. In this method, low-weight stabilizer generators are used to encode quantum information. Each stabilizer generator acts on a limited number of qubits, minimizing the complexity of decoding and error detection. Then, an iterative...
Published: 5/5/2025
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Inventor(s): Bane Vasic
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Quantum, Technology Classifications > Software & Information Technology
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A Method and Apparatus for Simultaneous Correcting Qubit Errors and Quantum Gate Errors
This technology is a quantum error correction system based on quantum low-density parity-check (QLDPC) codes. Many quantum computing systems rely on topological codes, which require increasing numbers of qubits to handle error correction longer code, limiting their scalability. QLDPC codes offer a more efficient alternative, achieving error correction...
Published: 5/5/2025
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Inventor(s): Bane Vasic
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Quantum, Technology Classifications > Software & Information Technology
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