Bio-Matched Horn: A Novel 1-9 GHz On-Body Antenna for Low-Loss Biomedical Telemetry with Implants
TS-065135 — The use of wearable health devices has more than tripled in recent years due to the ability of these products to collect health data to detect potential health events (e.g., heart attacks), manage chronic diseases, and track physical activity. Wearable technologies have been shown to decrease the nu…
- College: College of Engineering (COE)
- Inventors: Blauert, John; Kiourti, Asimina
- Licensing Officer: Randhawa, Davinder
Invention of ultra-wide bandgap oxide semiconductor with p-type conductivity
TS-063961 — The Need
In the realm of power device technologies, addressing the growing demand for efficient, high-performance semiconductors is paramount. The current gap in the availability of a p-type β-Ga2O3 semiconductor poses a significant challenge, hindering the progress of device fabrication metho…
- College: College of Engineering (COE)
- Inventors: Zhao, Hongping; Zhang, Kaitian
- Licensing Officer: Randhawa, Davinder
Ultrawide bandgap oxide semiconductor LiGaO2 with p-type conductivity for power device applications
TS-063784 — The Need
In the realm of power electronics, the industry is seeking advanced semiconductor materials that can address the ever-growing demand for high power density and high-frequency applications. Beta phase gallium oxide (β-Ga2O3) with an ultrawide bandgap (UWBG) of approximately 4.8 eV emer…
- College: College of Engineering (COE)
- Inventors: Zhao, Hongping; Zhang, Kaitian
- Licensing Officer: Randhawa, Davinder
Suppressing background carbon incorporation using laser-assisted MOCVD growth of nitride-based semiconductors
TS-063717 — The Need
In the world of semiconductor material systems, the demand for advancements in optoelectronic and power electronic devices is ever-growing. The fabrication of semiconductor films, crucial for these applications, primarily relies on epitaxy technologies such as hydride vapor phase epitaxy (…
- College: College of Engineering (COE)
- Inventors: Zhao, Hongping; Chen, Zhaoying; Zhang, Yuxuan
- Licensing Officer: Randhawa, Davinder
Direct Current Generation By Recycling Omnipresent EM Waves
TS-063309 — The Need
Over five billion wireless devices are connected to wireless service providers worldwide, with a constant emergence of new and improved technologies. Fifth Generation (5G) wireless technologies are rapidly being deployed due to the demand for fast and more reliable services for mobile user…
- College: College of Engineering (COE)
- Inventors: Wang, Xiaoguang; Lyu, Hualiang
- Licensing Officer: Randhawa, Davinder
System and Method of Securing Vehicle-Pavement Interaction (Tago)
TS-063169 —
Road safety is a paramount concern. Unpredictable road conditions, such as bumps and uneven surfaces, can pose significant risks to drivers. There is a pressing need for a technology that can sense and alert drivers about these road surface conditions in real-time, enhancing safety and improving t…
- College: College of Engineering (COE)
- Inventors: Srinivasan, Kannan; Sun, Wei
- Licensing Officer: Randhawa, Davinder
Thermotropic liquid crystal-based sensors for naked-eye detection of SARS-CoV-2 with ultrahigh sensitivity and selectivity
TS-063069 —
In the wake of the global pandemic caused by SARS-CoV-2, the need for rapid, accurate, and efficient diagnostic methods for respiratory viral infections has become more critical than ever. Traditional diagnostic methods, while reliable, are often time-consuming, labor-intensive, and lack the neces…
- College: College of Engineering (COE)
- Inventors: Wang, Xiaoguang; Qin, Rongjun; Rather, Adil; Xu, Yang
- Licensing Officer: Randhawa, Davinder
Laser Imaging of Gases for Real-Time Determination of Concentration and Location
TS-063051 — A stand-off gas detection system with active, laser-based sensing and imaging capabilities for commercial use
There is a critical need for a reliable, cost-effective, and safe method to detect gas leaks, particularly in gas lines to ensure the safety of service providers and customers. Distribution companies receive over 100,000 calls per year responding to gas odors, indicating potential leaks. The major…
- College: College of Engineering (COE)
- Inventors: Krishna, Sanjay; Ball, Christopher; Fink, Douglas "Rudy"; Fuller, Earl; Mooney, Douglas; Ringel, Brett; Ronningen, TJ
- 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
Antimonide based Separate Absorption Charge and Multiplication Avalanche Photodiode
TS-062892 — 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 an…
- 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
ANTENNA-IMPREGNATED FABRICS FOR RECUMBENT HEIGHT MEASUREMENT
TS-062493 —
Children whose heights or growth rates fall outside of the normal range can be identified as having short stature (less than the 3rd percentile) or tall stature (above the 97th percentile) or as having abnormal growth velocity. Serial height measurements over time are key to identifying these patt…
- College: College of Engineering (COE)
- Inventors: Kiourti, Asimina; Militello, Lisa
- Licensing Officer: Randhawa, Davinder
Golden-shift Ordered Cartesian sampling (GOC) for Dynamic MRI (Free-breathing Accelerated MRI (Portfolio)
TS-062486 — Magnetic Resonance Imaging (MRI) is a versatile noninvasive imaging tool that is routinely used to evaluate many diseases and conditions. MRI offers exquisite soft tissue contrast and high spatial resolution to enable comprehensive structural and functional assessment of internal organs. Recent innovations in data acquisition and processing can expand the clinical applications of MRI.
The Need
A major limitation of MRI is slow data acquisition, which can compromise patient comfort, drive up costs, and increase susceptibility to motion. The clinical adoption of volumetric imaging for musculoskeletal and neuro applications, the growing
demand for free-breathing real-time imaging …
- College: College of Engineering (COE)
- Inventors: Ahmad, Rizwan; Jin, Ning; Liu, Yingmin; Simonetti, Orlando
- Licensing Officer: Randhawa, Davinder
RFTemp : Monitoring Microwave Oven Leakage to Estimate Food Temperature
TS-062481 —
Microwaves are one of the most common and convenient appliances for heating food and beverages. However, microwaves often heat unevenly, resulting in hot spots and cold spots in the food. Therefore, there is a need for a technology that can accurately estimate the temperature and nutrient content …
- College: College of Engineering (COE)
- Inventors: Banerjee, Avishek; Srinivasan, Kannan
- Licensing Officer: Randhawa, Davinder
Formation of carbon containing semi-insulating layers in β-Ga2O3 based structures and devices
TS-061850 — High-quality beta-gallium oxide (β-Ga2O3) based semi-insulating layers enable high power/high-frequency electronics, ultraviolet optoelectronics, and more.
The Need
β-Ga2O3 has spurred substantial interest in semiconductors and transistors in high-power/high-frequency electronics and ultraviolet optoelectronics. However, challenges exist in the controlled doping of semi-insulating layers of β-Ga2O3, limiting the material’s full potenti…
- College: College of Engineering (COE)
- Inventors: Zhao, Hongping; Bhuiyan, A F M Anhar Uddin; Meng, Lingyu
- Licensing Officer: Randhawa, Davinder
Development of thick β-(AlxGa1-x)2O3 films with low-Al content for vertical power devices
TS-061767 — Current semiconductor materials used in power devices are reaching their performance limits. Inventors at OSU have developed a new method of fabricating thick β-(AlxGa1-x)2O3 films to enable low-Al content. The result is a lower cost of production and the ability to support next-generation optoelectronic and high-power device applications.
The Need
Currently, β-Ga2O3 is used as the semiconductor material for developing next-generation electronic devices to support various high-power applications ranging from telecommunication to electric vehicles (EVs). Yet, the use of β-Ga2O3 is introducing significant production costs…
- College: College of Engineering (COE)
- Inventors: Zhao, Hongping; Bhuiyan, A F M Anhar Uddin; Meng, Lingyu
- Licensing Officer: Randhawa, Davinder
High Efficiency LED Designs Using Quantum Well Engineering
TS-057127 — Achieving high efficiency LEDs with green, amber and longer wavelengths using III-nitride/II-IV-nitride heterostructures as the active media.
Although extensive research and development over the past two decades has resulted in close to 100% external quantum efficiency (EQE) of InGaN based blue light emitting devices, efficiency of the longer visible wavelength emitting devices has remained relatively low. Spontaneous polarization origi…
- College: College of Engineering (COE)
- Inventors: Zhao, Hongping; Zhang, Kaitian
- Licensing Officer: Randhawa, Davinder
Scalable laser-assisted MOCVD chamber design with laser array input
TS-050244 — A design of scalable laser-assisted MOCVD chamber for III-nitrides and other semiconductors with a laser array input.
III-nitrides represent an important semiconductor material system for both optoelectronic and power electronic device applications. Advantages for III-nitrides include high electron saturation velocity, high critical electric field, high radiation resistance and decent thermal performance. Therefo…
- College: College of Engineering (COE)
- Inventors: Zhao, Hongping; Chen, Zhaoying
- Licensing Officer: Randhawa, Davinder
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