Patents Assigned to Arizona State University
-
Publication number: 20240135256Abstract: A method of training a machine learning algorithm comprises providing a set of input data, performing transforms on the input data to generate augmented data, to provide transformed base paths into machine learning algorithm encoders, segmenting the augmented data, calculating main base path outputs by applying a weighting to the segmented augmented data, calculating pruning masks from the input and augmented data to apply to the base paths of the machine learning algorithm encoders, the pruning masks having a binary value for each segment in the segmented augmented data, calculating sparse conditional path outputs by performing a computation on the segments of the segmented augmented data, and calculating a final output as a sum of the main base path outputs and the sparse conditional path outputs. A computer-implemented system for learning sparse features of a dataset is also disclosed.Type: ApplicationFiled: October 24, 2023Publication date: April 25, 2024Applicant: Arizona Board of Regents on behalf of Arizona State UniversityInventors: Jae-sun Seo, Jian Meng, Li Yang, Deliang Fan
-
Publication number: 20240137040Abstract: A low-pass and band-pass delta-sigma (??) analog-to-digital converter (ADC) device for sensor interface is disclosed. The device includes a first stage comprising a low-resolution passive integrator-based noise-shaping successive approximation register (SAR) ADC and a second stage comprising a voltage-controlled oscillator (VCO)-ADC.Type: ApplicationFiled: October 19, 2023Publication date: April 25, 2024Applicant: ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITYInventor: Arindam SANYAL
-
Patent number: 11965269Abstract: Described are fibrous materials comprising a plurality of fibers having a longitudinal alignment gradient and/or a longitudinal composition gradient. Also described are methods of preparing the fibrous materials thereof and methods of treating organ or tissue damage with the fibrous materials.Type: GrantFiled: September 24, 2021Date of Patent: April 23, 2024Assignee: ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITYInventors: Julianne Holloway, Kevin Tindell
-
Patent number: 11964384Abstract: A curved origami-based metamaterial includes a panel of material having a plurality of curved creases each disposed within a plane of the panel. The panel is configured to be folded along one of the plurality of creases, and the panel is also configured to be bent about an axis disposed outside the plane of the panel. Stiffness manipulation is configured to be achieved in situ by activating a different one of the plurality of curved creases.Type: GrantFiled: September 29, 2021Date of Patent: April 23, 2024Assignee: ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITYInventors: Hanqing Jiang, Zirui Zhai
-
Patent number: 11967663Abstract: A multi junction solar cell includes one or more upper cells and a thin-film, polycrystalline, low-bandgap bottom cell. A single-junction solar cell includes a polycrystalline semiconductor thin film, wherein a bandgap of the solar cell is greater than 1.2 eV or less than 1.2 eV, and the solar cell is configured to receive light through two surfaces, such that the bottom cell has bifacial operation.Type: GrantFiled: June 14, 2021Date of Patent: April 23, 2024Assignee: Arizona Board of Regents on behalf of Arizona State UniversityInventor: Richard R. King
-
Publication number: 20240127363Abstract: A computing system includes a processor having access to data associated with a plurality of devices of a network. The processor is configured to leverage the data to execute a loss model that estimates cyber risk loss distribution of the network associated with healthcare environment and infrastructure using bond percolation on a mixed random graphs approach.Type: ApplicationFiled: April 10, 2023Publication date: April 18, 2024Applicant: Arizona Board of Regents on behalf of Arizona State UniversityInventors: Stefano Chiaradonna, Petar Jevtic, Nicolas Lanchier
-
Patent number: 11959905Abstract: A single molecule sensing or detecting device includes a first electrode and a second electrode separated from the first electrode by a gap. The first electrode and the second electrode have an opening formed therethrough. At least one of the first electrode and the second electrode is functionalized with a recognition molecule. The recognition molecule has an effective length LI and is configured to selectively bind to a target molecule having an effective length L2. The size of the gap is configured to be greater than L2, but less than or equal to the sum of LI and L2.Type: GrantFiled: March 3, 2023Date of Patent: April 16, 2024Assignee: ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITYInventors: Stuart Lindsay, Peiming Zhang, Yanan Zhao
-
Patent number: 11959011Abstract: High-temperature thermochemical energy storage materials using doped magnesium-transition metal spinel oxides are provided. —transition metal spinel oxides, such as magnesium manganese oxide (MgMn)3O4, are promising candidates for high-temperature thermochemical energy storage applications. However, the use of these materials has been constrained by the limited extent of their endothermic reaction. Embodiments described herein provide for doping magnesium-transition metal spinel oxides to produce a material of low material costs and with high energy densities, creating an avenue for plausibly sized modules with high energy storing capacities.Type: GrantFiled: August 9, 2021Date of Patent: April 16, 2024Assignee: Arizona Board of Regents on Behalf of Arizona State UniversityInventors: Christopher Muhich, Jayni Hashimoto, Daniel Rivera, Harsheen Rajput
-
Publication number: 20240118200Abstract: This disclosure describes systems and methods for critical angle reflection (CAR) imaging to quantify molecular binding kinetics on a glass surface in some embodiments. CAR is a label-free method that measures the reflectivity change near a critical angle in response to molecular binding induced refractive index changes on the sensor surface. The sensitivity and dynamic range of CAR is tunable by varying the incident angle of light, which allows for optimizing the measurement for ligands with different sizes in both biomolecular and cell-based studies.Type: ApplicationFiled: December 6, 2021Publication date: April 11, 2024Applicant: ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITYInventors: Shaopeng WANG, Runli LIANG, Guangzhong MA
-
Patent number: 11950769Abstract: A urine collection assembly includes a container; a funnel removably coupled to the container, the funnel in fluid communication with the container; a first collection chamber in selective communication with the funnel; a valve configured to allow selective communication between the first collection chamber and the funnel; a second collection chamber in selective communication with the funnel; and a lid removably coupleable to the funnel. A saddle may be removably coupleable to the funnel and configured to guide urine into the container.Type: GrantFiled: January 29, 2021Date of Patent: April 9, 2024Assignee: ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITYInventors: David Wallace, Sydney Wallace, Joshua Chang, Mark Naufel
-
Patent number: 11955136Abstract: Various embodiments of a system and associated method for detecting and localizing gunshots are disclosed herein.Type: GrantFiled: March 29, 2021Date of Patent: April 9, 2024Assignee: Arizona Board of Regents on behalf of Arizona State UniversityInventor: Garth Paine
-
Patent number: 11953532Abstract: An electrochemical impedance spectrogram (EIS) measurement system includes a working electrode configured to provide a triangular excitation signal to a subject, and a counter electrode configured to measure an electrical parameter in response to the triangular excitation signal. Based on the triangular excitation signal and the measured electrical parameter, an EIS of the subject is obtained. A method for measuring an EIS of a subject includes causing a triangular excitation signal to be applied to a subject and obtaining electrical parameter measurements in response to the triangular excitation signal. The EIS of the subject is obtained based on the triangular excitation signal and the electrical parameter measurements.Type: GrantFiled: March 9, 2021Date of Patent: April 9, 2024Assignee: Arizona Board of Regents on Behalf of Arizona State UniversityInventor: Jitendran Muthuswamy
-
Patent number: 11952637Abstract: Provided herein are methods and compositions for rapid, highly sensitive detection of SARS-CoV-2 in biological samples. In particular, provided herein is a rapid, low-cost method for detecting SARS-CoV-2 that provides reliable, visible test results and does not require PCR reagents, elaborate biosafety precautions, or sophisticated laboratory equipment.Type: GrantFiled: June 11, 2021Date of Patent: April 9, 2024Assignees: ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITY, THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTOInventors: Alexander Green, Keith Pardee, Margot Karlikow, Kaiyue Wu, Masoud Norouzi
-
Patent number: 11944967Abstract: Sub-micrometer bioparticles are separated by size in a microfluidic channel utilizing a ratchet migration mechanism. A structure within the microfluidic channel includes an array of micro-posts arranged in laterally shifted rows. Reservoirs are disposed at each end of the microfluidic channel. A biased AC potential is applied across the channel via electrodes immersed into fluid in each of the reservoirs to induce a non-uniform electric field through the microfluidic channel. The applied potential comprises a first waveform with a first frequency that induces electro-kinetic flow of sub-micrometer bioparticles in the microfluidic channel, and an intermittent superimposed second waveform with a higher frequency. The second waveform selectively induces a dielectrophoretic trapping force to selectively impart ratchet migration based on particle size for separating the sub-micrometer bioparticles by size in the microfluidic channel.Type: GrantFiled: November 12, 2021Date of Patent: April 2, 2024Assignee: ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITYInventors: Alexandra Ros, Daihyun Kim, Jinghui Luo
-
Patent number: 11945985Abstract: Compounds of General Formula I may harvest electrogenerated excitons via metal-assisted delayed fluorescence (MADF). The compounds have utility in light emitting diodes and light emitting devices.Type: GrantFiled: May 11, 2021Date of Patent: April 2, 2024Assignee: Arizona Board of Regents on behalf of Arizona State UniversityInventors: Jian Li, Jiang Wu
-
Publication number: 20240099602Abstract: A system and associated methods for accurate localization of seizure onset zone (SOZ) from independent components (IC) of resting state functional magnetic resonance imaging (rs-fMRI) to improve surgical outcomes in children with Drug Resistant Epilepsy (DRE) are disclosed. The system and methods define a phased approach, where fMRI noise-related biomarkers are used through high fidelity image processing techniques to eliminate noise ICs. Then SOZ markers are used through a maximum likelihood-based classifier to determine SOZ localizing ICs.Type: ApplicationFiled: September 25, 2023Publication date: March 28, 2024Applicant: Arizona Board of Regents on Behalf of Arizona State UniversityInventors: Ayan Banerjee, Sandeep Gupta, Varina Boerwinkle
-
Publication number: 20240103908Abstract: Provided herein are dynamic adaptive scheduling (DAS) systems. In some embodiments, the DAS systems include a first scheduler, a second scheduler that is slower than the first scheduler, and a runtime preselection classifier that is operably connected to the first scheduler and the second scheduler, which runtime preselection classifier is configured to effect selective use of the first scheduler or the second scheduler to perform a given scheduling task. Related systems, computer readable media, and additional methods are also provided.Type: ApplicationFiled: September 19, 2023Publication date: March 28, 2024Applicants: ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITY, WISCONSIN ALUMNI RESEARCH FOUNDATION, UNIVERSITY OF ARIZONA, BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEMInventors: Chaitali CHAKRABARTI, Umit OGRAS, Ahmet GOKSOY, Anish KRISHNAKUMAR, Ali AKOGLU, Md Sahil HASSAN, Radu MARCULESCU, Allen-Jasmin FARCAS
-
Publication number: 20240095425Abstract: Systems and methods are provided for predicting microhardness properties of a weld that defines a weld joint between at least two workpieces. The system includes a processor programmed to: receive temperature data that includes temperature values each attributed to a corresponding one of a plurality of points of the weld at corresponding times during a welding process used to produce the weld, determine peak temperature values and cooling rate values for each of the points of the weld based on the temperature values, predict a three-dimensional (3D) distribution of microhardness values of the weld based on a machine learning method that evaluates the peak temperature values and the cooling rate values, and generate display data based on the 3D distribution of microhardness values.Type: ApplicationFiled: September 20, 2022Publication date: March 21, 2024Applicants: GM GLOBAL TECHNOLOGY OPERATIONS LLC, Arizona Board of Regents on behalf of Arizona State UniversityInventors: Ying Lu, Junjie Ma, Hui-ping Wang, Mitchell Poirier, Baixuan Yang, Jay Oswald
-
Publication number: 20240091309Abstract: Synthetic antimicrobial peptides, compositions comprising thereof, and methods of use for modulating one or more symptoms of an infection in a subject are disclosed. In some aspects, the infection is caused by mycobacteria, for example, a nontuberculous mycobacterium such as Mycobacterium abscessus. In other aspects, the infection is caused by Escherichia coli, Pseudomonas aeruginosa, or methicillin-resistant Staphylococcus aureus (MRSA). Also disclosed are methods of identifying synthetic antimicrobial peptides against a pathogen with no known effective treatment using a library of synthetic peptides.Type: ApplicationFiled: September 11, 2023Publication date: March 21, 2024Applicant: Arizona Board of Regents on Behalf of Arizona State UniversityInventors: Shelley HAYDEL, Christopher DIEHNELT
-
Publication number: 20240096047Abstract: Based on traffic images characteristics, a general pre-processing system and method reduces input size of neural network object recognition models to focus on necessary regions. The system includes a light neural network (binary or low precision; based on configuration) to detect target regions for further processing and applies a deeper model to those specific regions. The present disclosure provides experimentation results on various types of methods, such as conventional convolutional neural networks, transformers, and adaptive models, to show the scalability of the system.Type: ApplicationFiled: September 1, 2023Publication date: March 21, 2024Applicant: Arizona Board of Regents on Behalf of Arizona State UniversityInventors: Mohammad Farhadi, Yezhou Yang, Rahul Santhosh Kumar Varma