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Integrated Optical Wave Processors
This invention describes how to build an integrated optical tensor processor using volume holography and guided-wave systems to enable more efficient implementation of large-scale tensor operations, with the potential for up to 1,000 times improved power efficiency compared to conventional processing speeds.
Background:
Modern computing is increasingly...
Published: 7/1/2026
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Updated: 7/1/2026
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Inventor(s): David Brady
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Engineering & Physical Sciences > Photonics
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EUV Lithography System Using Segmented Transmissive Projection Optics
This invention describes a system where extreme ultra-violet (EUV) radiation is patterned and projected onto a wafer using transmissive membrane optics while managing thermal absorption, membrane mechanical stability, and optical obscuration. This enables programmable or mask-based projection lithography using transmissive optical elements.
Background:...
Published: 6/29/2026
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Updated: 6/29/2026
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Inventor(s): Mohamed ElKabbash
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Engineering & Physical Sciences > Photonics
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Thin-Film-Glass Organic Electro-Optic Modulator for Ultra-High-Speed and Energy-Efficient Optical Interconnects
This invention is a type of ultra-high-speed electro-optic modulator (>100GHz) that integrates nonlinear optical polymers with thin film waveguides to allow for high-bandwidth modulation with low drive voltage. These devices could offer a practical replacement for silicon nitride or thin-film lithium niobate modulators. Unlike conventional silicon...
Published: 7/17/2026
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Updated: 6/26/2026
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Inventor(s): Yasufumi Enami
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Imaging & Optics > Telecommunications > Electro-Optic Devices, Technology Classifications > Imaging & Optics > Materials & Fabrication > Optical, EO & MO, Technology Classifications > Imaging & Optics > Telecommunications, Technology Classifications > Imaging & Optics > Data Storage, Technology Classifications > Imaging & Optics > Materials & Fabrication
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Alignment-Free Optical Systems
This invention introduces a fabrication-defined approach to optical system alignment where the relative positions and orientations of optical elements are encoded directly into the fabrication process and integrated with mechanical reference features.
Background:
Precision optical systems typically require careful manual alignment during assembly...
Published: 6/22/2026
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Updated: 6/22/2026
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Inventor(s): Rongguang Liang
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Optical Fab / Metrology, Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Engineering & Physical Sciences > Photonics
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Closed-Loop Optical Segments Fusing Process
This invention is a closed-loop fusing process for high precision assembly and fusing methods of segmented optics. The segments are mounted on an active alignment/co-phasing device. As the segments are being fused, the monitor ensures that the segments are fused within the specified amount. If there is any variation, there is a feedback system to the...
Published: 4/22/2026
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Updated: 4/22/2026
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Inventor(s): Daewook Kim, Heejoo Choi, Marcos Esparza
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Photonics
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Systems and Methods for Concurrent Biochemical Immunoassay and Cellular Traction Force Measurement in Hydrogels
This invention relates to a platform that couples bead-based immunoassays with 3D traction force microscopy (TFM) within a single hydrogel substrate to quantify time-resolved biochemical cues and cell-generated mechanical forces at matched locations. This invention allows researchers to directly test how local molecular cues influence cell mechanics...
Published: 6/17/2026
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Updated: 3/23/2026
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Inventor(s): Alex McGhee, Kelvin Pond, A Departmental Work
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Sensors and Detection, Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Engineering & Physical Sciences > Devices & Instrumentation, Technology Classifications > Life Sciences > Diagnostics, Technology Classifications > Research Tools > Screening assays
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Efficient Ce3+–Tb3+ Energy Transfer in BASL-Ce/Tb Co-Doped Glass for Photonic Applications
This invention describes a method of fabricating novel low-SWaP (size, weight, and power) lasers and magneto-optical devices based on innovative Ce3+/Tb3+ co-doped BASL glass. The ability of this glass to efficiently support energy transfer at wavelengths up to 390 nm, beyond conventional limits, makes it highly promising for use in radiation-hardened...
Published: 3/3/2026
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Updated: 3/3/2026
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Inventor(s): Viktor Dubrovin
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Lasers & Other Sources, Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Engineering & Physical Sciences > Photonics
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Optical Physical Unclonable Function (PUF) Based on BEOL-Induced Random Transfer Function
This invention is a hardware security technology that creates a unique and unclonable fingerprint for each semiconductor chip. It uses natural manufacturing variations in the back-end-of-line (BEOL) layers of a CMOS device to produce a chip-specific optical response when illuminated with light. The resulting optical pattern acts as a secure identifier...
Published: 2/27/2026
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Updated: 2/27/2026
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Inventor(s): Mohamed ElKabbash
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Engineering & Physical Sciences > Photonics
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BEOL-Optical Tamper Detection in CMOS Packaging and BEOL Structures
This invention is a hardware security technology that detects physical tampering of semiconductor chips at a very early stage. It embeds optical sensing features within the back-end-of-line (BEOL) and packaging layers of standard CMOS devices. These features produce a stable optical response during normal operation, but the response changes immediately...
Published: 2/27/2026
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Updated: 2/27/2026
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Inventor(s): Mohamed ElKabbash
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Imaging & Optics > Materials & Fabrication
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Wavelength Division MUX/DEMUX Using On-Chip Sagnac Loop Based Fabry Perot Cavities
This invention relates to integrated photonic devices for wavelength division multiplexing (WDM). The architecture implements an array of Fabry-Perot cavities formed using Sagnac loop reflectors as mirrors. Each cavity is side-coupled to a waveguide that carries a broadband optical signal, which ultimately enables multi-channel WDM operation.
Background:...
Published: 2/9/2026
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Updated: 2/9/2026
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Inventor(s): Mohamed ElKabbash
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Semiconductors, Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Engineering & Physical Sciences > Photonics
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