Circuits | Technology Licensing

Available Technologies by Category

Parametric Resonance Approach for Efficient, Versatile Acoustic Power Transfer for Implantable/Wearable Devices, Sensing, and Communications New class of transducers utilizes parametric resonance to convert acoustic energy from an ultrasonic source to a sustained electrical signal. Technology powers implantable biomedical devices, small wearable sensors, and other wireless charging applications. Simple yet robust generation of stable electromechanical frequency combs is also possible in both air and liquid environments using a capacitive micro-resonator array.	7635, 9075
DetectIV Offers Noninvasive Early IV Infiltration and Extravasation Detection DetectIV provides a continuous, noninvasive, and wireless IV infiltration and extravasation detection system. The sensor does not cover the IV site and works well with all skin types—significant improvements over existing detection devices. The device detects infiltrations on average 2 hours ahead of nursing standard of care making it an effective early detection system that prevents extended hospital stays.	7207
Scalable Manufacturing Approach of Graded Polymer Thin Film Has Potential for Widespread Use Combines slot die coating with a custom roll-to-roll imaging system to allow for efficient, rapid, and scalable fabrication of high-quality gradient thin films. An improved manufacturing process over existing techniques because it uses broad material combinations and yields higher quality patterned thin films. Incorporates multiple materials to increase the application of patterned thin films across industries, including microelectronics, energy technologies, and environmental systems.	8994
Thin Current Spreading Layers Improve Breakdown Performance Increases current uniformity: Improves cumulative current flow distribution from ~40% to ~100% of the p-type contact Improves breakdown performance: Avoids premature breakdown at the mesa edges making quasi-vertical devices comparable in performance to more expensive vertical devices. Improves Immunity to Etch Variation: Because current flow is no longer crowded along the mesa edges, process related variations in the mesa etching are less important to the diode performance.	8789
p-type Be-Doped AlN Films and Layered Films Enabling: Leverages MME method to provide the first access to p-type AlN:Be films, a superior ultra-wide bandgap semiconductor material good for high-power, high-temperature diodes and transistors Ease of fabrication: Avoids costly and complicated methods unfavorable for beryllium doping Improved breakdown performance: Achieves high reverse breakdown voltage—a significant advantage over WBG materials such as silicon carbide (SiC) and GaN	8810, 8666, 8786
Spin-Coated Polymer Collars Prevent Solder Wicking Extend product lifespan: Increasing the stability of the contact between socket paddles and the Au surface allows for the BGAs to be in use longer Stability: Adding the mechanical reinforcement of the polymer collars allows for stronger thermodynamically stable solder joints Simple manufacturing: Spin coating the polymer onto the package is a simple manufacturing process.	8747
Advanced Battery-Free Interface for Internet of Things Technologies Decreased power demand: Uses zero-threshold voltage transistors and analog backscatter communication to allow for power supply via ambient power harvesting. Eco-friendly: Leverages a battery-free design for each tag to decrease the large number of bulky batteries disposed of each year Wider range, greater intake: Demonstrates distance capabilities three times (15 m) the range of existing radio-frequency identification (RFID) technology; MARS transistor allows for a larger volume of input tags to be received concurrently and continuously	8734
Fully Passive, Long-Range Radio-Frequency Identification (RFID) via 5G Large coverage: Provides a unique combination of large angular coverage and turn-on sensitivity in both planar and bent configurations Long range: Demonstrates the potential for RFIDs with practical reading ranges over 1.8 km Scalable: Scales in size to a precise degree, enabling selection of the optimal tradeoff between size and harvested power/reading range	8141, 8439
Adaptive Broadband Impedance Matching in Ultrasound Front-End Electronics High performance: Improves power transfer and acoustic reflectivity Flexible: Enables multimodal and tunable operation of CMUTs Efficient: Provides optimal matching for co-design of CMUT electronics	8342
A Low-Loss Broadband Quadrature Signal Generation Technique for Highly Balanced Signals Superior: Provides lower loss, wider bandwidth, better mismatch reduction, zero power consumption, and more balanced quadrature signals compared with other currently available technologies Validated: Achieves an average IRR of 37.5 dB across 40-76 GHz and 33.5 dB across 40-102 GHz, with each stage of the network enhancing IRR by approximately 8 dB in verification of proof-of-concept image-reject mixers Convenient: Eliminates the need for additional calibration and tuning and has reduced sensitivity to fabrication process variations	7888
Heat Dissipation for Microelectronic Systems via Capillary Trap Effective: Dissipates large heat fluxes via 3D heat spreading and evaporative cooling that could approach kW/cm2 and beyond while keeping the surface temperature under 90oC Preventive: Mitigates coolant dry-out at the critical heat flux levels that result in a rapid and large temperature rise and thus cause device burn-out Efficient: Exploits high cooling capabilities associated with phase-change heat transfer through evaporation	6272
A First-of-its-Kind, Ultra-Low Voltage Single-Element Amplified Backscatter System Streamlined: Uses a single element—one tunnel diode with few passive components—to achieve dual functionality of simultaneous oscillation and reflection-amplification Efficient: Combines the features of conventional RFIDs and tunnel diode-based reflection amplifiers while using an extremely low biasing voltage of only 88 mV, consuming only 20 μW, and offering a reflection gain of 48 dB Long range: Provides the highest observed gain in the literature for a given input power	8375
Highly Effective Motion Capture Marker for Small Aerial Robots Robust: Improves the reliability and accuracy of the motion capture measurement by eliminating excessive reflection Easy to use: Consists of only a miniature driver circuit and illumination stripe while requiring a simple plug-in power supply to operate Lightweight: Accommodates small robots with limited payload capacity—total weight of an active marker is approximately 1 gram	8528
Soft-Switching, Solid-State Transformers and Converters Cost savings- larger transformers are expensive to build and costly to maintain Space savings- simple, symmetrical architecture with minimal device and component count Higher reliability- less power losses	7292
Ultra-Thin Interposer Assemblies for Higher Integrated Circuit Bandwidth Scalable, with connections above, below, and beside the interposer Lower cost, less complex manufacturing through interposer-package integration Testable, both before and after device integration	5453
Improved Projection Exposure System for Fabricating Nanomaterials High speed processing: Enables rapid prototyping and large-scale manufacturing Simple optics: Nano-scale patterning achieved without complex optical systems or photomasks Cost effective: Replaces slow and expensive electron beam lithography	5283
REMS Sensors for Environmental Monitoring Low cost – decreases expenses by being compatible with existing UHF or microwave passive RFID integrated circuits Precise – because an RFID readers filters out unmodulated scatter components, an RFID-based REMS sensor is more precise Allows passive interrogation of the sensor	4561
Container Security Device Versatile: can be used on various types of containers Facilitated communication: the door sensors are able to communicate with a controller Efficient: does not require reduction or intrusion of cargo space	4461
Advance Mobility Improvement for Organic Field Effect Transistors Dramatic increase in mobility: Yields a 2-order-of-magnitude increase in charge transport Fast: Achieves 100-fold improvements after a mere 5 minutes of ultrasound Simple: Requires only low-intensity ultrasound and eliminates the need for dielectric surface modifications or post-deposition treatment of the device	5187
Power Generation via Traveling Domains Improved methods and circuits for generating millimeter-wave oscillations High-speed microwave data links	5144
Minimizing Power Failure from Weather Disruptions Efficient – Allows power grid resilience for a community to be determined in the best possible manner by the electric utility while minimizing the impact of weather-related events Analytical – Capable of analyzing and determining spots most or least resilient as well as time durations between failure and recovery Customizable – Ability to tailor the model’s overall framework to include global and local parameters in the analysis and determination of performance issues	6665
High-Speed Autofocus Interometric Inspection System High-speed Fully noncontact Nondestructive inspection techniques for investigating solder bump and joint integrity	4750
MINTED: Simultaneous Deformation and Temperature Imaging Simultaneous recording of small-scale temperature and deformation fields at high spatial and time resolutions Studies deformation, failure, and heating in a range of materials Analyzes/monitors heating and failure of MEMS devices, microchips, and circuit board	8064
Tongue Tracking System (TTS) for Speech Impairment, Diagnosis and Therapy Wireless technology for diagnosing speech and language impairments, providing audio-visual biofeedback for therapy and silent-speech interfacing Allows users to see the motion of the tongue and visualize their speech Helps overcome speech imprecision	6367
Methods for Sensing Wearouts of Electronic Circuits Circuit details are taken into account in estimating lifetime Wearout methods can be used to determine “timing closure” at 10 years lifetime Methods serve as foundation for a new electronic design automation tool for “timing closure”	7145
Enhanced Dielectric Epoxy for Electronic Devices Cost Effective – Modified epoxy is lower cost than advanced, high performance polymers Effective – Lowers dielectric constant and loss of the material Non-destructive – Does not deteriorate the mechanical properties of the material	7073

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