A Method for Accurate Cross Band Channel Prediction
TS-068476 — The Need
Modern wireless networks, including 5G and future 6G systems, rely heavily on accurate channel prediction to ensure efficient and reliable communication. Frequency Domain Duplexing (FDD) systems face challenges in accurately predicting downlink channels from uplink channels, particularly in…
- College: College
of
Engineering
(COE)
- Inventors: Banerjee, Avishek; Parthasarathy, Srinivasan; Srinivasan, Kannan
- Licensing Officer: Randhawa, Davinder
A Scalable Method for Minimizing Beam-Training Overhead in mmWave Communications
TS-068475 — The Need
As mmWave technology becomes the backbone of 5G and other advanced communication systems, the demand for fast, reliable, and scalable beamforming solutions has surged. Traditional beam-training methods are computationally intensive and time-consuming, leading to delays in establishing high-…
- College: College
of
Engineering
(COE)
- Inventors: Srinivasan, Kannan; Chen, Wei-Han; Liu, Xin; Parthasarathy, Srinivasan
- Licensing Officer: Randhawa, Davinder
Passive Optical-to-RF Conversion for Secure Eavesdropping on Optical Wireless Communication Systems
TS-068474 — The Need
As Optical Wireless Communication (OWC) systems become increasingly prevalent, there is a growing demand for innovative signal conversion techniques that enhance communication capabilities while addressing security vulnerabilities. Conventional methods of optical-to-RF signal conversion rel…
- College: College
of
Engineering
(COE)
- Inventors: Liu, Xin; Song, Guanqun; Zhu, Ting
- Licensing Officer: Randhawa, Davinder
Method for developing thick β-Ga2O3 films on (001) Ga2O3 substrates using (AlxGa1-x)2O3 buffer layer
TS-068473 — The Need
β-Ga2O3 has spurred substantial interest in semiconductors and transistors in high-power/high-frequency electronics and ultraviolet optoelectronics. However, there exists a critical challenge of growing high-quality, thick layers of gallium oxide (Ga2O3) on Ga2O3 substrates. Existing …
- College: College
of
Engineering
(COE)
- Inventors: Zhao, Hongping; Meng, Lingyu; Yu, Dong Su
- Licensing Officer: Randhawa, Davinder
Self-Calibration Technique for mmWave Antenna Arrays Based on Everyday Communication Behaviors
TS-068472 — The Need
The increasing adoption of mmWave technologies in 5G, IoT, and other advanced communication networks highlights a critical need for cost-effective, efficient, and scalable antenna calibration solutions. Traditional calibration methods rely on expensive laboratory setups and specialized equi…
- College: College
of
Engineering
(COE)
- Inventors: Srinivasan, Kannan; Chen, Wei-Han; Liu, Xin
- Licensing Officer: Randhawa, Davinder
Non-Contact Magnetocardiography for Measuring Cognitive Workload
TS-067810 — Work environments and other brain-intensive activities impose high demands on the cognitive and cerebral resources required to process vast amounts of information. This high demand can expose individuals to cognitive overload, which can be dangerous for their health and lead to errors and accidents.…
- College: College
of
Engineering
(COE)
- Inventors: Kiourti, Asimina; Zhu, Keren
- Licensing Officer: Randhawa, Davinder
A Non-Destructive Quality Control Test for Organic Coatings in Food Can Applications
TS-067800 — This technology is an electrical impedance test (EIT) for evaluating the integrity
of the enamel coating found on the interior surface
of canned foods.
Fruits and vegetables used in canning are picked at peak freshness, ensuring the best flavor and nutrient quality. Because canning preserves nutrients, canned foods can be as nutritious as fresh and frozen foods. The amount of minerals, fat-soluble vitamins, protein, fat, and carbohydrates remains r…
- College: College
of
Engineering
(COE)
- Inventors: Frankel, Gerald "Jerry"; Kosanam, Koushik
- Licensing Officer: Zinn, Ryan
A device for improving the breakdown performance of gallium oxide semiconductors
TS-067551 — Gallium Oxide (Ga2O3) is an inorganic compound with semi-conductivity properties (e.g., a large bandgap) that can be used for developing power electronics, UV photodetectors, solar cells, and sensors. βeta-Ga2O3, a polymorph, has a distinct advantage over other semiconductors that have high cri…
- College: College
of
Engineering
(COE)
- Inventors: Dheenan, Ashok; Dhara, Sushovan; Rajan, Siddharth
- Licensing Officer: Zinn, Ryan
Endoscopic additive manufacturing of conductors and wireless implants
TS-067045 — The Need
Wireless implants with integrated antennas are highly desirable for diagnostic, therapeutic, and monitoring applications due to their ability to communicate directly with external devices. However, the need for major surgical incisions to implant these devices poses significant risks, incl…
- College: College
of
Engineering
(COE)
- Inventors: Kiourti, Asimina; Dontha, Balaji; Hoelzle, David; Li, Jinghua; Moulod, Mohammad
- Licensing Officer: Randhawa, Davinder
Novel Quantitative Method to Detect Mold Growth in Buildings
TS-066963 — The Need
Exposure to mold in homes costs billions of dollars every year. Exposure is particularly harmful to the 8% of the United States population that suffers from asthma; a leading cause of disability in children. Currently, odor, visible mold growth, and dampness are the best indicators of mold…
- College: College
of
Engineering
(COE)
- Inventors: Dannemiller, Karen; Balasubrahmaniam, Neeraja; Bope, Ashleigh
- Licensing Officer: Ashouripashaki, Mandana
Color Correction System for Accurate Colorimetric Smartphone Measurements
TS-066957 — The Need
Colorimetric tests and remote image analysis are used in a wide range of industrial and medical applications. Digital image-based measurements made with smartphones are a promising platform to quantify colors at low cost, but suffer from inconsistency and errors caused by lens quality, sen…
- College: College
of
Engineering
(COE)
- Inventors: Dannemiller, Karen; Panescu, Jenny; Qin, Rongjun; Song, Shuang; Zhang, Guixiang
- Licensing Officer: Ashouripashaki, Mandana
Open Circuit Voltage Photodetector
TS-065426 — Photodetectors are devices that detect light and convert it into an electrical signal. They operate based on the photoelectric effect, in which photons (light particles) strike the semiconductor material, creating electron-hole pairs that lead to the flow
of electrical current that can be measured.
Existing photodetectors are susceptible to various noise sources, such as thermal and electronic. The noise can degrade the signal-to-noise ratio and affect the accuracy of measurements, particularly in low-light conditions.
This technology is an open-circuit voltage photodetector (OCVP) that…
- College: College
of
Engineering
(COE)
- Inventors: Krishna, Sanjay; Fuller, Earl; Kazemi, Alireza; Khalil, Waleed; Ronningen, TJ; Smith, Dale "Shane"; Specht, Teressa; Tantawy, Ramy "Ramy"
- Licensing Officer: Zinn, Ryan
Monolithically Integrated Tunnel Junction-Based GaN Light Emitting Transistors
TS-065398 — Emissive display technologies (e.g., OLEDs) are display technologies that emit light directly to produce images. Unlike reflective displays, which rely on external light sources, emissive displays generate light, resulting in vibrant and high-contrast visuals. These next-generation displays are used in several applications, including mobile devices, AV/VR headsets, and wearable devices.
Although emissive displays are integrated into many electronic devices, they face some challenges. One of the primary issues is the integration of LEDs and electronic drivers when scaling into mesa dimensions. The mesa is a crucial parameter in display manufacturing as it determines the size of th…
- College: College
of
Engineering
(COE)
- Inventors: Rajan, Siddharth; Jamal-Eddine, Zane; Joishi, Chandan "Chandan"; Rahman, Sheikh Ifatur
- Licensing Officer: Zinn, Ryan
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
Wearable Sensors for Touch-Based Collaboration and Digital Gaming
TS-064825 — he Need
In today's fast-paced and interconnected world, seamless collaboration among individuals is crucial for driving productivity and innovation. Traditional methods of interaction often fall short in capturing the nuances of human collaboration, leading to inefficiencies and misunderstandin…
- College: College
of
Engineering
(COE)
- Inventors: Kiourti, Asimina; King, Cameron; Swearingen, EunKyoung "Kyoung"; Swearingen, Scott; Thrane, Susan; Williamson, Ian
- Licensing Officer: Panic, Ana
Device for Measuring Tritium Production Rates of Lithium Salts
TS-063979 —
In the realm of nuclear technology, the demand for high-purity tritium gas is escalating, driven by the requirements of fusion applications and portable neutron generators. Determining the yield of tritium is important for designing a tritium gas production facility and for conducting safety analy…
- College: College
of
Engineering
(COE)
- Inventors: Cao, Lei Raymond; Maier, Andrew
- Licensing Officer: Zinn, Ryan
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
High-K Dielectric barriers to suppress internal photoemission photocurrents
TS-063471 —
In an increasingly digital world, the demand for efficient and reliable photodetectors is paramount. These devices are critical for a variety of applications, from medical imaging to defense systems. However, traditional photodetectors often struggle with low UV-visible rejection, limiting their e…
- College: College
of
Engineering
(COE)
- Inventors: Rajan, Siddharth; McGlone, Joseph "Joe"; Wriedt, Nathan
- Licensing Officer: Zinn, Ryan
Monolayer Etching of Wurtzite GaN/AlGaN/AlN Using Cyclic O2 Plasma and Atomic Ga/Al Flux Exposure
TS-063466 —
In the rapidly evolving world of semiconductor technology, there is a growing demand for efficient and precise methods of etching Gallium Nitride (GaN)-based semiconductors. Traditional wet and dry etching processes often damage the GaN, compromising the quality and performance of the final produc…
- College: College
of
Engineering
(COE)
- Inventors: Rajan, Siddharth; Dheenan, Ashok; Rahman, Sheikh Ifatur; Wriedt, Nathan
- Licensing Officer: Zinn, Ryan
Wind speed and direction measurement system
TS-063362 — Introducing our Low-Drag Smart Tether System—the future
of fluid speed and direction measurement. Experience unmatched accuracy, energy efficiency, and reliability, revolutionizing how we perceive and utilize wind data in the modern age.
In the realm of aerial technology, the demand for accurate, low-cost wind monitors that are both scalable and efficient has never been higher. Traditional methods, such as pitot tubes and cup-and-vane anemometers, are marred by issues like icing vulnerability, high energy consumption, and unsuitab…
- College: College
of
Engineering
(COE)
- Inventors: Dapino, Marcelo; Headings, Leon
- Licensing Officer: Zinn, Ryan
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
Single-Input Broadband Doherty-HDmax Continuum Power Amplifier
TS-063156 —
In the era of 5G and beyond, wireless base station infrastructures require power amplifiers (PAs) that maintain high efficiency from backoff to peak power level. Conventional Doherty PAs, while popular, are inherently narrowband due to their reliance on a quarter-wave transmission line (TL). This …
- College: College
of
Engineering
(COE)
- Inventors: Roblin, Patrick; Liang, Chenyu
- Licensing Officer: Ashouripashaki, Mandana
A Novel 3-Way Dual-Band Doherty Power Amplifier For Enhanced Concurrent Operation
TS-063148 —
In an era of rapid growth in modern communication, there is an increasing demand for multi-band and broadband power amplifiers (PA) for signals with large peak-to-average power ratio (PAPR). The PA, being one of the most power-consuming components in a transmitter system, needs to achieve high ave…
- College: College
of
Engineering
(COE)
- Inventors: Roblin, Patrick; Alsulami, Ruwaybih
- Licensing Officer: Ashouripashaki, Mandana
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
Tunable Switched Impedance Matching Network (TSIMN)
TS-063058 — The Need
In the era of electrified vehicles, there is a growing demand for efficient power systems that can provide high voltage and/or high output power to meet strict design requirements. These power systems also need to supply power to other equipment and circuits, such as DC-DC converters, on-b…
- College: College
of
Engineering
(COE)
- Inventors: Wang, Jin
- Licensing Officer: Ashouripashaki, Mandana
3D subwavelength photonic detector coupled with dielectric resonator antenna
TS-063055 — New LWIR detector combining a dielectric resonator antenna (DRA) with a semiconductor absorber for improved signal, noise, and speed performance
Long Wavelength Infrared (LWIR) detectors are crucial in various fields, but traditional detectors face significant drawbacks in terms of size, thermal noise, and coupling efficiencies. Current detectors use cryogenic cooling in the form of mercury cadmium telluride (MCT), a significant drawback d…
- College: College
of
Engineering
(COE)
- Inventors: Krishna, Sanjay; Ball, Christopher; Kazemi, Alireza; Ronningen, TJ; Shu, Qingyuan
- Licensing Officer: Zinn, Ryan
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
Surface barrier engineering using AlGaO/GaO
TS-063001 — A new method
of surface barrier
engineering that introduces a linearly graded (AlxGa1-x)2O3 cap layer. This improves the Schottky barrier at the surface which results in a higher breakdown field.
Ga2O3 is a promising ultra-widebandgap semiconductor with many applications in power switching and RF electronics. Realizing those improvements requires efficient field management design to prevent premature breakdown due to electric field crowding at the device edges. There is a need to develop t…
- College: College
of
Engineering
(COE)
- Inventors: Rajan, Siddharth; Dhara, Sushovan
- Licensing Officer: Zinn, Ryan
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
Detector for Ultra-Sensitive Tritium Gas Detection
TS-062714 — A metal hydride and gas (MEGA) activated proportional counter for ultra-senitive tritium gas detection
In 2022, the Intelligence Advanced Research Projects Activity (IARPA) introduced a Broad Agency Announcement (BAA) for the establishment of a gaseous radioisotope in-situ analysis laboratory (GRAIL). This initiative aims to address a challenge that current commercial products on the market have no…
- College: College
of
Engineering
(COE)
- Inventors: Cao, Lei Raymond; Co, Anne; Kandlakunta, Praneeth
- Licensing Officer: Zinn, Ryan
Light Source in Silicon Photonics
TS-062691 —
The continued push for high speed, low power, and compact solutions has given rise to the field of integrated optics/photonics, which aims to combine the high bandwidth and low loss transmission of fiber optic technology with the large device density and high production volume of modern microelect…
- College: College
of
Engineering
(COE)
- Inventors: Reano, Ronald; Patton, Ryan; Wood, Michael
- Licensing Officer: Zinn, Ryan
RF Energy Harvesting Wireless Mobile Device Charger
TS-062601 —
Only a small fraction of the radio frequency (RF) energy transmitted by smartphones and other wireless devices is used to communicate with a wireless access point. It would be useful to collect or harvest the unused RF signals in order to convert them to direct current (DC) power and supplement th…
- College: College
of
Engineering
(COE)
- Inventors: Chen, Chi-Chih; Koksal, C. Emre; Shroff, Ness; Tallos, Roland
- Licensing Officer: Zinn, Ryan
Passive RF Rectifier Circuit Design with Harmonic Harvester
TS-062596 —
Conventional rectifying circuit designs convert alternating-current (AC) signals into direct-current (DC) signals via the used of diodes. Low-barrier Schottky diodes are used in low AC power cases such as with ambient radio frequency (RF) signals. Ideally, each diode is only turned on during the p…
- College: College
of
Engineering
(COE)
- Inventors: Chen, Chi-Chih
- Licensing Officer: Zinn, Ryan
Utilization of Inductors in Electronics Circuits as Magnetohydrodynamics Pumps for Liquid Metal based Cooling
TS-062498 — Novel integrated inductor-based magnetohydrodynamic (MHD) pumps containing liquid metal coolant significantly enhance the thermal management
of large-scale, complex electronic systems housed in confined spaces
Conventional thermal management methods such as air-cooling and liquid cooling methods commonly used for electronics present in laptops, desktop computers, and smaller electronic configurations show limitations when scaled up for complex electronics architectures. High-power and high-voltage elect…
- College: College
of
Engineering
(COE)
- Inventors: Wang, Jin; Fan, Junchong
- Licensing Officer: Ashouripashaki, Mandana
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