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Turbo-Annihilation of Hook Errors in Stabilizer Measurement Circuits
This technology is a quantum error correction method consisting of a scalable algorithm for decoding circuit-level noise in quantum circuits. The algorithm models the data errors caused by hook faults in quantum circuits, using a memory channel modeling system. Then, a trellis-based decoding algorithm is used to achieve high-performing, efficient and...
Published: 8/11/2025
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Inventor(s): Michele Pacenti, Asit Kumar Pradhan, Shantom Borah, Bane Vasic
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Quantum
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High Secret-Key Rate Atmospheric Turbulence-Based Cryptosystems
This technology is a cryptosystem that utilizes atmospheric turbulence over a communication channel as a source of randomness. The cryptosystem utilizes bidirectional modulators at both ends of the communication to remodulate received signals. This method enables key generation and the generation of random sequences to occur independent of the long...
Published: 8/13/2025
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Inventor(s): Ivan Djordjevic
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Quantum, Technology Classifications > Engineering & Physical Sciences > Communications & Networking, Technology Classifications > Software & Information Technology > Security
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Using Squeezed Light for Enhanced Change-Detection in a Laser Communication Channel
Invention:
This invention describes how to augment a train of bright phase-modulated laser light pulses of a communications system by splitting squeezed light. This can be used to detect minuscule drops in connectivity and channel loss without affecting the communications rate. Connectivity drops in laser or fiber-optic communication systems can occur...
Published: 8/11/2025
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Inventor(s): Saikat Guha
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Imaging & Optics > Telecommunications, Technology Classifications > Imaging & Optics > Lasers & Other Sources, Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Engineering & Physical Sciences > Quantum
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Achieving Quantum-Limits to Wavefront Sensing with Spatial Mode Sorting
This technology is a next-generation wavefront sensor that leverages spatial mode sorting to achieve highly precise measurements of optical wavefronts. By optimizing the way light is analyzed, it allows for quantum-limited performance, making it significantly more sensitive and accurate than traditional wavefront sensors. This innovation is particularly...
Published: 7/28/2025
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Inventor(s): Jacob Trzaska, Amit Ashok
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Quantum, Technology Classifications > Imaging & Optics > Optical Fab / Metrology
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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: 7/15/2025
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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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