Simulcure Technique - Additive Manufacturing of Embedded Smart Sensing Composite Structures
TS-074864 —
Modern structural systems increasingly demand integrated sensing, actuation, and health monitoring capabilities, particularly in aerospace, automotive, and advanced manufacturing. However, current approaches rely on separately fabricated sensors that are later attached to structures, introducing r…
- College: College of Engineering (COE)
- Inventors: Sundaresan, Vishnu Baba
- Licensing Officer: Randhawa, Davinder
Silicon‑Compatible High‑Sensitivity Infrared Avalanche Photodetectors
TS-074467 —
Many emerging applications in communications, sensing, and imaging require detectors that can operate with high sensitivity at infrared wavelengths where silicon alone performs poorly. Existing infrared detector technologies often involve trade‑offs between sensitivity, noise, manufacturability,…
- College: College of Engineering (COE)
- Inventors: Krishna, Sanjay
- Licensing Officer: Randhawa, Davinder
Scalable Integration of Infrared Antimonide Semiconductors on Silicon
TS-074383 —
Many advanced sensing, imaging, and optoelectronic systems rely on compound semiconductors that outperform silicon in key spectral and electronic regimes, particularly in the infrared. However, these materials are expensive and difficult to scale, while silicon remains the industry standard for hi…
- College: College of Engineering (COE)
- Inventors: Krishna, Sanjay; Rogers, Vinita
- Licensing Officer: Randhawa, Davinder
Semiconductor Avalanche Photodiode Devices for Mid-Wave and Long-Wave Infrared Sensing
TS-073809 —
High-sensitivity detection in the mid-wave and long-wave infrared (MWIR/LWIR) remains constrained by detector noise, limited gain, and manufacturing challenges. While HgCdTe avalanche photodiodes can deliver excellent performance, they suffer from high cost, low yield, and limited manufacturabilit…
- College: College of Engineering (COE)
- Inventors: Krishna, Sanjay; Gajowski, Nathan
- Licensing Officer: Randhawa, Davinder
Next-Gen InGaN Quantum Wells for High-Efficiency Amber LEDs
TS-071961 — The Need
Despite near-perfect external quantum efficiency in blue InGaN LEDs, devices emitting green, amber, and longer visible wavelengths remain inefficient. This is due to internal electric fields and charge separation in conventional quantum wells, which worsen with higher indium content and wid…
- College: College of Engineering (COE)
- Inventors: Zhao, Hongping; Zhang, Kaitian
- Licensing Officer: Randhawa, Davinder
GRAFT-Stereo: Cost-Effective, High-Accuracy 3D Depth Perception
TS-071747 —
High-accuracy 3D depth perception is critical for autonomous systems, but current stereo camera methods falter in complex outdoor environments. While LiDAR can improve accuracy, its effectiveness plummets when using sparse data from affordable, lower-beam sensors, making high performance prohibiti…
- College: College of Engineering (COE)
- Inventors: Chao, Wei-Lun "Harry"; Asare Boateng, Jeffery; Jeon, Sooyoung; Krishna, Sanjay; Musah, Tawfiq; Yoo, Jinsu
- Licensing Officer: Randhawa, Davinder
Scalable Quantum Photonic Processor for High-Fidelity Computing
TS-070302 — The Need
Current quantum computing technologies face significant challenges in scalability, error correction, and computational efficiency. There is a critical need for a robust, scalable quantum processor that can perform complex computations with high fidelity and low error rates, enabling advance…
- College: College of Engineering (COE)
- Inventors: Arafin, Shamsul; Crisan, Mihai
- Licensing Officer: Randhawa, Davinder
Substrates for vertical power devices
TS-062951 — The Need
In today's fast-paced technological landscape, there is an ever-growing demand for high-performance vertical power devices with enhanced breakdown voltage capabilities, exceeding 20 kV. Meeting this commercial need requires an innovative approach to semiconductor drift layer developmen…
- College: College of Engineering (COE)
- Inventors: Zhao, Hongping; Bhuiyan, A F M Anhar Uddin; Meng, Lingyu
- Licensing Officer: Randhawa, Davinder
GaAsSb-AlGaAsSb Heterostructure Avalanche Photodiode
TS-062893 — A room temperature, ultra-high gain (M=278, λ=1550 nm, V=69.5 V, T=296 K) linear mode avalanche photodiode (APD) on an InP substrate using a GaAs0.5Sb0.5/Al0.85Ga0.15As0.56Sb0.44 separate absorption charge and multiplication (SACM) heterostructure.
An APD is a semiconductor-based analog of the photomultiplier. APDs exploit the impact ionization phenomenon and transform infrared (IR) light (l > 850 nm) into photocurrent. APDs have wide applicability; however, existing APDs have insufficient sensitivity and relatively high excess noise and …
- College: College of Engineering (COE)
- Inventors: Krishna, Sanjay; Jung, Hyemin; Lee, Seunghyun
- Licensing Officer: Randhawa, Davinder
Lateral Interband Type-II Engineered (LITE) Detector
TS-062847 —
Avalanche photodiodes (APDs) that target a wavelength of 1550 nm have several applications ranging from optical communications to imaging to single photon detection. There is increasing interest in APDs for longer wavelengths. A distinctive feature of an APD is high sensitivity due to the gain ach…
- College: College of Engineering (COE)
- Inventors: Krishna, Sanjay; Kodati, Sri Harsha; Lee, Seunghyun; Ronningen, TJ
- Licensing Officer: Randhawa, Davinder
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