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Hybrid CV-DV Quantum Communications and Quantum Networks
This technology is a robust and efficient quantum network that allows for a large number of entangled states to be delivered over the nodes in the network. The network makes use of simultaneous discrete variable (DV) and continuous variable (CV) entanglement unlike existing state of the art quantum networks, making it ideal for serving as the backbone...
Published: 4/23/2024
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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
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Coherent States Based Quantum Information Processing and Quantum Computing Analogs
This technology represents a step forward creating a decoherence-free optical quantum information processing and computing analog, which does not rely on the fragile quantum states but rather robust classical states. The inventors propose how to implement the universal set of quantum gates classical analogs in integrated optics by employing classical...
Published: 3/29/2024
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Inventor(s): Ivan Djordjevic, Vijay Nafria
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Engineering & Physical Sciences > Quantum
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Wavelength Diversity based Low Probability to Intercept (LPI) Free-Space Optical Communications in Strong Turbulence Regime
This technology uses an encoded broadband source on two different center wavelengths on different balanced detectors simultaneously to provide low probability for intercept communications for Free Space Optical communications and defense applications. Experimental results demonstrated success using wavelength diversity together with LDPC coded modulation...
Published: 3/29/2024
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Inventor(s): Ivan Djordjevic, Vijay Nafria
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Communications & Networking > Optical, Technology Classifications > Engineering & Physical Sciences > Communications & Networking, Technology Classifications > Engineering & Physical Sciences > Photonics
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Entanglement Assisted Sensing and Radars with the Phase-Conjugation on Idler Photons
This innovation is a concept suitable for various quantum sensing and radar applications. The proposed entanglement generation source and optical-phase conjugation modules are of low-cost and easy to integrate in photonic integrated circuit (PIC) technology. These quantum sensing modules and architectures are suitable for use in entanglement assisted...
Published: 3/29/2024
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Inventor(s): Ivan Djordjevic, Vijay Nafria
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Communications & Networking, Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Engineering & Physical Sciences > Quantum
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Incoherent Light Sources-Based Low Probability of Detection and Covert Radars over Atmospheric Turbulence Channels
This technology is a low probability of detection (LPD) /covert radar concept that employs incoherent, broadband light sources. The main idea is to hide the radar signal in solar radiation while employing constant amplitude modulation schemes at high-speed to detect the presence of the target via cross-correlation method.
The technology has been tested...
Published: 3/29/2024
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Inventor(s): Ivan Djordjevic, Vijay Nafria
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Communications & Networking, Technology Classifications > Engineering & Physical Sciences > Photonics
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Probabilistically Coded Modulation Formats for 5G Mobile Fronthaul Networks
The invention proposes a three-level probabilistically coded pulse amplitude modulation (PAM-3), and a five-point quadrature amplitude modulation (QAM-5) schemes in hybrid mobile fronthaul (MFH) networks that support both direct and coherent detection.
Background:
The emergence of the next generation of cellular networks (5G) can support disruptive...
Published: 12/12/2023
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Inventor(s): Mingwei Yang, Houman Rastegarfar, Ivan Djordjevic
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Communications & Networking, Technology Classifications > Engineering & Physical Sciences > Communications & Networking > Wireless, Technology Classifications > Engineering & Physical Sciences > Communications & Networking > Networking
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Entanglement Assisted Radars with Transmitter Side Optical Phase Conjugation and Classical Coherent Detection
This invention involves entanglement-assisted (EA) bistatic quantum radar applications. Employing optical phase conjugation (OPC) on the transmitter side and classical coherent detection on the receiver side shows that the detection probability of the proposed EA target detection scheme significantly outperforms both classical and coherent states-based...
Published: 6/28/2023
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Inventor(s): Ivan Djordjevic
Keywords(s):
Category(s): Technology Classifications > Sensors & Controls > Particle & Radiation, Technology Classifications > Engineering & Physical Sciences > Communications & Networking, Technology Classifications > Engineering & Physical Sciences > Communications & Networking > Antenna
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Entanglement Assisted Multistatic Radars
An entanglement-assisted (EA) multistatic radar that significantly outperforms corresponding EA bistatic, coherent state-based quantum, and classical radars. The proposed radar employs multiple entangled transmitters performing transmit-side optical phase conjugation, multiple coherent detection-based receivers serving as EA detectors, and a joint detector....
Published: 6/28/2023
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Inventor(s): Ivan Djordjevic
Keywords(s):
Category(s): Technology Classifications > Sensors & Controls > Particle & Radiation, Technology Classifications > Engineering & Physical Sciences > Communications & Networking
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Entanglement Assisted Joint Monostatic-Bistatic Radars
This technology is an entanglement-assisted (EA) joint monostatic-bistatic quantum radar scheme that significantly outperforms similar conventional radars. The system has two radars: one with both a wideband entangled source and an EA detector and another with only an EA detector. An optical phase conjugation (OPC) is applied on the transmitter side,...
Published: 6/23/2023
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Inventor(s): Ivan Djordjevic
Keywords(s):
Category(s): Technology Classifications > Sensors & Controls > Particle & Radiation, Technology Classifications > Engineering & Physical Sciences > Communications & Networking
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Quantum Receivers for Entanglement Assisted Communications and Sensing
Entanglement Assisted Communication (EACOMM) and quantum computing is the future for many different industries. The unique capabilities of being able to calculate some superposition of atoms between 0 and 1 is a huge asset for complex computing. While the channel capacity for EACOMM has been theoretically demonstrated, optimal quantum receivers have...
Published: 4/3/2023
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Inventor(s): Ivan Djordjevic
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Communications & Networking > Wireless, Technology Classifications > Engineering & Physical Sciences > Communications & Networking > Optical, Technology Classifications > Engineering & Physical Sciences > Photonics
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