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Integrated High Power On-board Charger for Electric Vehicles
TS-063283 — As the adoption of electric vehicles (EVs) becomes more widespread, there is an increasing emphasis on improving charging technologies. There is substantial commercial need for technologies that sit on-board EVs, enhancing charging efficiency and reducing mechanical complexity. The Ohio State U…
  • College: College of Engineering (COE)
  • Inventors: Wang, Jin
  • Licensing Officer: Ashouripashaki, Mandana

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

Broadband Sliding-Mode Outphasing Power Amplifier with High Efficiency
TS-063155 — With the rapid growth in modern communication, transmitter systems must use a wider fraction of the spectrum, to support the continuously increasing data rate. In addition, signals with large peak-to-average power ratio (PAPR) are used in communication systems to increase the spectral efficiency. …
  • College: College of Engineering (COE)
  • Inventors: Roblin, Patrick; Mikrut, Dominic
  • 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

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

All Wheel Drive Electrically-Variable Transmission
TS-062503 — Hybrid engines are at the forefront of clean transportation technology. Thus far hybrid power-trains have been implemented primarily to improve the fuel efficiency of already economical passenger cars, leaving a void between clean energy and high performance vehicles. The integration of hybrid tec…
  • College: College of Engineering (COE)
  • Inventors: Cantemir, Codrin; Barbarisi, Osvaldo; Hubert, Christopher; Rizzoni, Giorgio; Ursescu, Gabriel
  • Licensing Officer: Ashouripashaki, Mandana

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

Utilization of Interconnections in Electronic Circuits as Magnetohydrodynamic Pumps for Liquid Metalbased Cooling
TS-062494 — A novel magnetohydrodynamic (MHD) pump-based thermal management system design where integration of the cooling apparatus using electronic circuit interconnections achieves improved thermal management at a lower cost.
Newer applications incorporating high-power electronics designs face greater thermal management challenges and impact systemic stability and reliability. Enhanced cooling techniques in these complex electronic systems rely on liquid cooling instead of air cooling. However, liquid cooling approache…
  • College: College of Engineering (COE)
  • Inventors: Wang, Jin; Fan, Junchong
  • Licensing Officer: Ashouripashaki, Mandana

LRC-Circuit Based Smart Jewelry for Detection of Multiple Biomarkers in Sweat
TS-062489 — Biosensors are a powerful and emerging technology capable of measuring the presence and concentration of molecules inside the human body. These devices are based on the premise that the physiology of diseased tissue is substantially different from that of healthy tissue and can be used to diagnose a…
  • College: College of Engineering (COE)
  • Inventors: Li, Jinghua; Liu, Tzu Li
  • Licensing Officer: Ashouripashaki, Mandana

"Flexible biomarker biofluid cell array for 2D/3D mapping of biomarker concentration levels"
TS-062483 — Measurement/detection of analytes (e.g., biomarkers) in different environments (e.g., biofluids/organs) is typically performed using a biosensor. Available bio-integrated sensors do not provide the capability to map biomarker concentrations, require a power source to function, use a limited number of electrodes, and normally can only measure a specific type of biofluid but not others. The use of glutamate mapping technology (radioactive or fluorescent ligand bound to a glutamate receptor) has been evaluated and found to require bulky/expensive medical equipment, a power source for measurement, cannot be miniaturized or integrated into a bio tissue, and require patients to be stationary during measurement.
The Need To address concerns and limitations with current biomarker detection/ measurement technologies, an alternative, cost-effective, efficient biosensing system/device capable of 2D/3D mapping the concentrations of various biomarkers in different bio environments is required. The Technology …
  • College: College of Engineering (COE)
  • Inventors: Li, Jinghua; Liu, Tzu Li; Nithianandam, Prasad
  • Licensing Officer: Ashouripashaki, Mandana

A lightweight, miniaturized, and portable readout circuits for tracking LRC-based wireless sensor
TS-061832 — A portable and lightweight readout circuit designed for use with LRC-based wireless sensors and in conjunction with other commonly used devices (e.g., smartphone, laptop, and tablet)
The Need Conventional vector network analyzers are bulky and expensive and tend to limit the ability to be used for daily tracing or high-frequency health status tracking in people. To overcome this and other limitations present in the cumbersome designs of today, compact-sized devices that take ad…
  • College: College of Engineering (COE)
  • Inventors: Li, Jinghua; Liu, Tzu Li
  • Licensing Officer: Ashouripashaki, Mandana

a Wireless, pH Regeneratable, Chemical Species Electronic Bio-Sensor
TS-058251 — Diagnostic tools are key to medicine, research and diagnostics. The measurement of biomolecules and their absorption kinetics can facilitate a better understanding of drug intake, biological responses, or in the continuous monitoring of specimen. Current equipment requires centralized equipment, t…
  • College: College of Engineering (COE)
  • Inventors: Li, Jinghua; Chen, Shulin; Liu, Tzu Li
  • Licensing Officer: Ashouripashaki, Mandana

Mobile Harmful Contaminant Detection System: Home Health Kit for the detection of Allergens, Chemicals and Viruses
TS-052249 — A tool for simply and affordably assessing levels of certain household allergens (including asthma triggers), chemical contaminants (formaldehyde) and viruses (including SARS-CoV-2).
The Need Household allergens (including Asthma triggers) Asthma is one of the most common chronic conditions among children in the United States and a major cause of childhood disability. Despite advances in medical treatment, many children have poor asthma control that results in disruptions in s…
  • College: College of Engineering (COE)
  • Inventors: Dannemiller, Karen; Parquette, Jonathan; Qin, Rongjun
  • Licensing Officer: Ashouripashaki, Mandana

Modular Dc Circuit Breaker with Integrated Energy Storage for Future Dc Networks
TS-051200 — Traditional AC distribution is not suitable for a wide range of applications in regard to efficiency, cost, and power carrying capacity compared to alternative distributions. Low voltage distribution suffers from high transmission losses due to higher current requirements necessitating thicker, he…
  • College: College of Engineering (COE)
  • Inventors: Wang, Jin; Na, Risha; Zhang, Yue
  • Licensing Officer: Ashouripashaki, Mandana

Capacitive Sensing Method for Integrated Circuit Identification and Authentication
TS-048641 — A method of authenticating an IC die’s origin and uniquely identifying each die with an intrinsic unclonable value through measurement of on-chip capacitance values
Hardware security in Integrated Circuit (IC) designs is of increasing importance in dealing with the insecure, expanding global supply chain of these parts. The ability to trace the origin of a die, combined with the capability to uniquely identify each die provides valuable quantitative measures …
  • College: College of Engineering (COE)
  • Inventors: Khalil, Waleed; Kines, Michael
  • Licensing Officer: Ashouripashaki, Mandana

A Lightweight Low Inductance Power Module with Insulated Baseplates
TS-048588 — A lightweight power module that reduces loop stray inductance while maintaining good electrical insulation and thermal dissipation.
In conventional power module structures, the die is attached to the substrate, usually direct bonding copper (DBC). The ceramic substrate layer provides electrical insulation between the circuit and cooling structure and attaches to a conductive baseplate material (Cu, Al, AlSiC) to dissipate heat…
  • College: College of Engineering (COE)
  • Inventors: Lyu, Xintong; Wang, Jin
  • Licensing Officer: Ashouripashaki, Mandana

Better Recognition of Exposure to Asthma Triggers in the Home Environment using Smartphones (BREATHES)
TS-041784 — A tool for simply and affordably assessing levels of certain household allergens and asthma triggers.
Asthma is one of the most common chronic conditions among children in the United States and a major cause of childhood disability. Despite advances in medical treatment, many children have poor asthma control that results in disruptions in school attendance, extracurricular activities, exercise, a…
  • College: College of Engineering (COE)
  • Inventors: Dannemiller, Karen; Gouma, Pelagia-Iren; Perzanowski, Matthew; Qin, Rongjun
  • Licensing Officer: Ashouripashaki, Mandana

Iron Oxide Composites with Low Concentration of Aliovalent Dopants As Oxygen Carrier Materials for Sustainable Redox Combustion and Gasification Reactions in Chemical Looping Reactor Systems
TS-038513 — Addition of low concentration aliovalent transition metal dopants substantially improves particle performance in chemical loopiong systems
Cyclic systems are required for energy conversion systems. In the clean energy industry, chemical looping offers promise for carbon dioxide capture from fossil energy. Transition metal oxides such as iron oxide, nickel oxide, and copper oxide have been singled out as the desired active oxygen carr…
  • College: College of Engineering (COE)
  • Inventors: Fan, Liang-Shih; Cheng, Zhuo; Chung, Cheng; Guo, Mengqing "MENGQING"; Qin, Lang
  • Licensing Officer: Ashouripashaki, Mandana

Extreme-Condition Sensors for Use with Electrical Capacitance VolumeTomography & Capacitance Sensing Applications
TS-037841 — A modular and non-invasive ECVT sensor that can be adapted and scaled to vessel demands.
Electrical Capacitance Volume Tomography (ECVT) is a non-invasive image reconstruction that provides volumetric images of a material. An ECVT system is generally comprised of a sensor, data acquisition system, computer system, and software for reconstruction of the 3D image. Capacitance data colle…
  • College: College of Engineering (COE)
  • Inventors: Marashdeh, Qussai; Alghothani, Yousef; Hudak, Jesse; Legg, Geoffrey; Straiton, Benjamin; Tong, Andrew
  • Licensing Officer: Ashouripashaki, Mandana

Combustion Looping Using Chemical Oxygen Carriers
TS-037590 — A two-stage process that can utilize a number of solid, liquid, or gaseous carbon-based fuels to produce hydrogen gas
Hydrogen gas can be produced from many different feedstocks, such as natural gas, biomass, or water, using a number of different techniques, such as steam methane reformation (SMR). Hydrogen production from coal gasification and manufacturing of hydrogen by the reduction of steam using a metal spe…
  • College: College of Engineering (COE)
  • Inventors: Fan, Liang-Shih; Gupta, Puneet; Li, Fanxing; Thomas, Theodore; Velazquez-Vargas, Luis
  • Licensing Officer: Ashouripashaki, Mandana

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