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Angular Tuning of Axial Resonance in Periodic Grating Structures Design Strategy for Operating Multi-Channel CW or Mode-Locked Pulsed VECSELs
This invention can be used to develop tunable wavelength VECSEL/VCSEL/OPSL sources. This can also be used to tune absorption bands in periodic absorbers or any periodic media. This allows for engineering of tunability of a source. Furthermore, the adaptability of this invention permits the utilization of multiple wavelength ranges without needing to...
Published: 9/5/2023
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Inventor(s): Jerome Moloney, Simon Tsaoussis
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Communications & Networking > Optical, Technology Classifications > Engineering & Physical Sciences > Communications & Networking, Technology Classifications > Imaging & Optics > Lasers & Other Sources
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Hybrid SESAM Output Coupler
A novel hybrid semiconductor saturable absorber mirror (SESAM)/dielectric output coupler has been developed and employed to demonstrate a mode locked vertical-external-cavity surface-emitting lasers (VECSEL). The hybrid SESAM enables a greatly simplified optical layout for developing short pulse laser sources utilizing semiconductor based VECSELs.
Background:...
Published: 9/5/2023
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Inventor(s): Ronald Jones, Jerome Moloney, Ricky Gibson, Sadhvikas Addamane, Garrett Cole
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Lasers & Other Sources, Technology Classifications > Engineering & Physical Sciences > Communications & Networking, Technology Classifications > Imaging & Optics > Telecommunications, Technology Classifications > Imaging & Optics > Displays
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Method and System for Optical Transmission and Crosstalk Reduction in LIDAR using Polarized Light
As deployment of LIDAR becomes more and more widespread, there is a need to identify unique transmitter and receiver pairs in order to reduce crosstalk and generation of spurious point clouds.This invention discloses multiple solutions using polarization modulation of light pulses. Details on transmitter and receiver design along with encoding schemes...
Published: 7/5/2023
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Inventor(s): Stanley Pau
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Microscopy, Spectroscopy, Polarimetry, Technology Classifications > Engineering & Physical Sciences > Communications & Networking
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Large Balloon Reflector for Remote Sensing
This invention is a suborbital antenna system suitable for operation from radio to millimeter wavelengths. The system can be used for remote sensing of objects on the ground, in the atmosphere, or in space. The antenna system combines high altitude balloon and drone technology to realize a new, powerful, cost efficient means for active or passive remote...
Published: 7/5/2023
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Inventor(s): Christopher Walker
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Aerospace Engineering, Technology Classifications > Engineering & Physical Sciences > Communications & 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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Interface and Control of Underwater Robotics, Instruments, and Sensors from a Human Occupied Submerged Space
This technology includes hardware and software interfaces to control a robot that may be operated by a diver while underwater, or in submerged spaces or habitats, without a connection to the surface. The invention can reduce the operational complexity from tether management and may also enhance the synergistic capabilities of the robot.
Background:...
Published: 7/5/2023
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Inventor(s): Winslow Burleson, Michael Lombardi
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Communications & Networking > Wireless, Technology Classifications > Engineering & Physical Sciences > Communications & Networking, Technology Classifications > Engineering & Physical Sciences > Electronics
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Dynamically Deployed Communication Network Paradigm using Mesh Topology for Extreme Environments
The Dynamically Deployed Communication Network paradigm (DDCN) lays a foundation for a distributed, fully integrated multi-agent system that has operational autonomy for the exploration of treacherous surface regions (valleys, craters, lava flows, etc.), subsurface cavities (caves, lava tubes, etc.), and potentially bodies of water (lakes, oceans, etc.)....
Published: 7/6/2023
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Inventor(s): Wolfgang Fink, Mark Tarbell
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Transportation & Automotive, Technology Classifications > Engineering & Physical Sciences > Communications & Networking
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Versatile Space Telescope for Quantum Key Distribution
The Versatile CubeSat Telescope (VCT) is a CubeSat-enabled telescope design with an increased aperture and decreased divergence over state-of-the-art systems. It also provides thermal stability, which enhances the signal-to-noise ratio, reduces the error rate, and improves performance. Finally, it can preserve the polarization of received signals to...
Published: 4/3/2023
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Inventor(s): Ewan Douglas, Daewook Kim
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Communications & Networking, Technology Classifications > Imaging & Optics > Telecommunications
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