Patents Assigned to The University of Toronto
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Patent number: 11705723Abstract: A system and method for protection of an electrical grid. A respective one of the substations of the system including: a first directional protective relay to generate a signal operating on the electrical power line between the respective one of the substations and a remote one of the substations; a cyber health module to receive remote signals from two remote directional protective relays and output a reliability signal based on consistency of the remote signals and a status of the communication channels being operational; a circuit breaker to interrupt electrical power flow when directed; and a comparison circuit to receive signals and to direct the circuit breaker to interrupt electrical power flow when the reliability signal from the cyber health module indicates consistency, the first directional protective relay indicates fault, and at least one of the remote directional protective relays indicate fault.Type: GrantFiled: May 19, 2021Date of Patent: July 18, 2023Assignee: THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTOInventors: Amir Abiri Jahromi, Aboutaleb Haddadi, Deepa Kundur
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Publication number: 20230202949Abstract: The present disclosure provides a method of preparing unsaturated hydrocarbons by black body photocatalytic (thermal radiative catalytic) conversion of saturated hydrocarbons. In this method, a saturated hydrocarbon reaction gas is introduced into a reaction furnace, and the saturated hydrocarbon is catalyzed to convert under heating and illumination conditions to prepare the unsaturated hydrocarbons. The photocatalysis is combined to the conventional thermal catalysis to improve the catalytic performance, accelerate the reaction speed, increase the conversion rate, and/or improve the selectivity of the catalytic reaction.Type: ApplicationFiled: October 12, 2022Publication date: June 29, 2023Applicants: THE CHINESE UNIVERSITY OF HONG KONG, SHENZHEN, University of TorontoInventors: Lu WANG, Geoffrey Alan OZIN, Zeshu ZHANG, Xue DING, Zhigang ZOU
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Patent number: 11680914Abstract: There is provided systems and methods for generating 3D structure estimation of at least one target from a set of 2D Cryo-electron microscope particle images. The method includes: receiving the set of 2D particle images of the target from a Cryo-electron microscope; splitting the set of particle images into at least a first half-set and a second half-set; iteratively performing: determining local resolution estimation and local filtering on at least a first half-map associated with the first half-set and a second half-map associated with the second half-set; aligning 2D particles from each of the half-sets using at least one region of the associated half-map; for each of the half-maps, generating an updated half-map using the aligned 2D particles from the associated half-set; and generating a resultant 3D map using all the half-maps.Type: GrantFiled: October 5, 2018Date of Patent: June 20, 2023Assignee: THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTOInventors: Ali Punjani, David Fleet, Haowei Zhang
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Publication number: 20230169141Abstract: Operations may include identifying variables corresponding to an optimization problem, each variable having an initial value. The operations may include calculating an objective function value based on the initial value of each variable and a plurality of function value changes. Each function value change may be calculated based on a different variable value change, each variable value change corresponding to a respective change made to a different one of the variables. The operations may include selecting a subset of the variables based on the respective function value changes and corresponding variable value changes made to the respective initial values of the variables of the subset and generating a surrogate quadratic unconstrained binary optimization (QUBO) model using the subset. The operations may include determining a solution to the optimization problem including a set of solution values using the surrogate QUBO model, each of the solution values corresponding to a different variable.Type: ApplicationFiled: April 30, 2021Publication date: June 1, 2023Applicants: FUJITSU LIMITED, THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTOInventors: Hirotaka TAMURA, Mehrdad MALEKMOHAMMADI, Keivan DABIRI, Ali SHEIKHOLESLAMI
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Patent number: 11649561Abstract: There is provided herein a method for identifying and/or recovering at least one genetically encoded affinity reagent specific for a target molecule by screening using molecular display in conjunction with the sequencing of positive and negative selection pools from the screen.Type: GrantFiled: August 14, 2020Date of Patent: May 16, 2023Assignee: THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTOInventors: Sachdev Sidhu, Jason Moffat, Helena Persson, Nish Patel, Saravanan Sundararajan, Amandeep Gakhal, Wei Ye, Jelena Tomic, Megan Mclaughlin
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Patent number: 11639469Abstract: A semiconductor nanocrystal particle including a transition metal chalcogenide represented by Chemical Formula 1, the semiconductor nanocrystal particle having a size of less than or equal to about 100 nanometers, and a method of producing the same: M1M2Cha3??Chemical Formula 1 wherein M1 is Ca, Sr, Ba, or a combination thereof, M2 is Ti, Zr, Hf, or a combination thereof, and Cha is S, Se, Te, or a combination thereof.Type: GrantFiled: January 23, 2019Date of Patent: May 2, 2023Assignees: SAMSUNG ELECTRONICS CO., LTD., THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTOInventors: Jihyun Min, Eun Joo Jang, Hyo Sook Jang, Ankit Jain, Edward Sargent, Oleksandr Voznyy, Larissa Levina, Sjoerd Hoogland, Petar Todorovic, Makhsud Saidaminov
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Patent number: 11622710Abstract: In some embodiments, techniques capable of obtaining high-quality fetal ECG (fECG) information using as few as two composite (maternal and fetal) maternal abdominal ECG (aECG) signals to derive the fetal ECG information are provided. In some embodiments, maternal ECG information and fetal ECG information are both obtained from the aECG signals, and are either presented or stored. The techniques may use novel proposed diffusion-based channel selection criteria. To validate the proposed techniques, analysis results of two publicly available databases are described, and compared with other available techniques in the literature.Type: GrantFiled: March 1, 2018Date of Patent: April 11, 2023Assignees: University of Washington, The Governing Council of the University of TorontoInventors: Martin G. Frasch, Hau-tieng Wu
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Publication number: 20230105935Abstract: Provided herein are antiviral compounds having the structure of Formula (I) and compositions thereof for use in the treatment of viral infection. In particular, the compounds of Formula (I) are capable of interfering with the export of viral mRNA processing as reflected in the altered accumulation of viral RNA isoforms as well as transport from the nucleus to the cytoplasm. Such compounds show a reduction of HIV, adenovirus and coronavirus infection of cells. The invention provides compounds that may be suitable for the treatment of HIV/AIDS.Type: ApplicationFiled: December 15, 2020Publication date: April 6, 2023Applicants: THE UNIVERSITY OF BRITISH COLUMBIA, THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTO, SOCIETE DE COMMERCIALISATION DES PRODUITS DE LA RECHERCHE APPLIQUEE SOCPRA SCIENCES SANTE ET HUMAINEInventors: David Scott Grierson, Maryam Zamiri, Peter K. Cheung, Benoit Chabot, Alan Walter Cochrane
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Patent number: 11607965Abstract: A powertrain for electric and plug-in hybrid vehicle applications with integrated three-phase AC charging featuring buck-boost operation and optional vehicle-to-grid (V2G) capability, along with corresponding methods and machine instruction sets for switch control. The powertrain can include of a three-phase current source converter (CSC) front-end with an associated input filter, a polarity inversion module, and in an embodiment, a dual-inverter motor drive. The dual-inverter drive is the source of both the back emf and requisite DC inductance for the CSC. A compact design is thus provided as no additional magnetics are required and the on-board cooling system required for traction mode can be re-deployed for charging and V2G mode. The powertrain is mode shifted between charging and V2G mode through an optional polarity inversion module.Type: GrantFiled: August 30, 2019Date of Patent: March 21, 2023Assignees: THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTO, ELEAPPOWER LTD.Inventors: Peter Lehn, Philippe Gray
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Patent number: 11601602Abstract: A method comprising receiving data representing light intensity values corresponding to a flicker pattern of a reference light source powered by an alternating current (AC); operating a controllable illumination source, based, at least in part, on said data; capturing, using an imaging device, a sequence of images of a scene illuminated, at least in part, by said controllable illumination source; estimating an intensity value for at least one pixel in said array, correspondingly in each of said images in said sequence of images; and determining a temporal point in said flicker pattern of said reference light source, based, at least in part, on said estimating.Type: GrantFiled: June 20, 2019Date of Patent: March 7, 2023Assignees: TECHNION RESEARCH & DEVELOPMENT FOUNDATION LIMITED, THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTOInventors: Mark Sheinin, Yoav Schechner, Yoash Levron, Kiriakos Neoklis Kutulakos
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Patent number: 11562211Abstract: According to an aspect of an embodiment, operations may include obtaining a first matrix associated with an optimization problem associated with a system and obtaining a second matrix associated with the optimization problem. The operations may include obtaining a local field matrix that indicates interactions between the variables of the system as influenced by their respective weights. The operations may include updating the local field matrix. Updating the local field matrix may include performing arithmetic operations with respect to a first portion of the first matrix and a second portion of the second matrix that correspond to a third portion of the local field matrix that corresponds to the one or more variables. The operations may include updating an energy value of the system based on the updated local field matrix and determining a solution to the optimization problem based on the energy value.Type: GrantFiled: April 15, 2020Date of Patent: January 24, 2023Assignees: FUJITSU LIMITED, THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTOInventors: Mohammad Bagherbeik, Ali Sheikholeslami, Hirotaka Tamura, Kouichi Kanda
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Publication number: 20230017542Abstract: It is provided a federated learning system for aggregating gradient information representing a result of training an AI model in an edge device, the federated learning system comprising the edge device and a server apparatus, the training module in the edge device being configured to generate an edge switch share in which the encrypted aggregated gradient is encrypted, and to transmit the generated edge switch share to the server apparatus, the encryption/decryption module in the server apparatus being configured to generate an encrypted aggregated gradient for decryption by adding edge switch shares received from the plurality of the edge device, generate an aggregated gradient by decrypting the generated encrypted aggregated gradient for decryption, and to transmit the generated aggregated gradient to the edge device, the training module in the edge device being configured to train the AI model by using the aggregated gradient received from the server apparatus.Type: ApplicationFiled: April 18, 2022Publication date: January 19, 2023Applicants: The Governing Council of the University of Toronto, Hitachi Solutions, Ltd.Inventors: Ashish KHISTI, Syederfan HOSSEINI, Mitsuharu OBA, Takushi FUJIMOTO
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Publication number: 20230007095Abstract: A method of communicating time correlated vector data within a network includes reading, by a transmitting node, a first vector data including a plurality of elements, selecting, by the transmitting node, a subset of elements of the plurality of elements based on a criteria and sending, by the transmitting node, the subset of elements to a receiving node. The receiving node receives the subset of elements and estimates a plurality of elements not included in the subset of elements based on a previously received subset of element based on a second vector data. The first vector data and the second vector data are part of a time series of vectors.Type: ApplicationFiled: December 9, 2021Publication date: January 5, 2023Applicants: HUAWEI TECHNOLOGIES CO., LTD., The Governing Council of the University of TorontoInventors: Tharindu ADIKARI, Stark C. DRAPER, Jason T S LAM, Zhenhua HU
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Patent number: 11536643Abstract: A method of automated measurement of motility and morphology parameters of the same single motile sperm. Automated motility and morphology measurements of the same single sperm are performed under different microscope magnifications. The same single motile sperm is automatically positioned and kept inside microscope field of view and in focus after magnification switch. A method of automated non-invasive measurement of sperm morphology parameters under high magnification of imaging. Sperm morphology parameters including subcellular structures are automatically measured without invasive sample staining. A method of automatically selecting sperms with normal motility and morphology and DNA integrity for infertility treatment.Type: GrantFiled: May 21, 2019Date of Patent: December 27, 2022Assignee: The Governing Council of the University of TorontoInventors: Yu Sun, Changsheng Dai, Zhuoran Zhang
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Patent number: 11535873Abstract: Processes, systems and microorganisms are described herein for producing glycolate from ethylene glycol. The processes generally comprise supplying a fermentation broth into a fermentation vessel, wherein the fermentation broth comprises ethylene glycol and a microorganism having a functional metabolic pathway for utilizing ethylene glycol as a carbon source. In a growth phase, an oxygen-containing gas is injected into the fermentation broth to provide oxygen bio-availability conditions to promote cell growth of the microorganism and limit accumulation of glycolate in the fermentation broth. In a production phase, an oxygen-containing gas is injected into the fermentation broth to provide oxygen bio-availability conditions to promote production of glycolate from ethylene glycol by the microorganism and accumulation of the glycolate in the fermentation broth, to produce a glycolate enriched broth.Type: GrantFiled: September 6, 2018Date of Patent: December 27, 2022Assignee: THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTOInventors: Aditya Vikram Pandit, Radhakrishnan Mahadevan
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Patent number: 11535795Abstract: Methods are disclosed to restore the halide ions lost in the purification (ligand removal) of photoluminescent cesium lead halide or FA lead halide perovskite quantum dots. Quantum dots thus prepared can be used to deposit solid films with high packing density featuring dots with <0.4 nm gaps therebetween, low trap density 1/40 of previously reported, high mobility 100× previously reported, high photoluminescent quantum yield exceeding 90%, high external quantum yield exceeding 20%, and increased stability under electrical current. The quantum dots are used to formulate inks suitable for ink jet printing, drop casting, spin coating, and other solution-based methods for forming emissive layers used in light producing semiconductor devices.Type: GrantFiled: November 10, 2020Date of Patent: December 27, 2022Assignees: HUAWEI TECHNOLOGIES CANADA CO., LTD., THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTOInventors: Yitong Dong, Quan Lyu, Giovanni Francesco Cotella, Peter Chun, Ya-Kun Wang, Fanglong Yuan, Edward Sargent, Sjoerd Hoogland, Makhsud Saidaminov
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Patent number: 11537205Abstract: In one aspect, an electronic device for continuous and simultaneous powering and data transfer is provided, the electronic device comprising: an inductive power receiver operable to generate a power signal from a sensed magnetic field, the power signal; an LC tank and diode pair electrically coupled to the power receiver and operable to obtain the power signal, the LC tank and diode pair cooperating to generate a corresponding clipped signal thereof; and an antenna comprising a high-pass filter, the antenna electrically coupled to the diode pair and operable to emit a pulse-train by high-pass filtering the clipped signal.Type: GrantFiled: May 17, 2021Date of Patent: December 27, 2022Assignee: THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTOInventors: Nima Soltani, Roman Genov
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Publication number: 20220405616Abstract: According to an aspect of an embodiment, operations may include performing, based on weights and local field values associated with an optimization problem, a stochastic process with respect to changing a respective state of one or more variables that each represent a characteristic related to the optimization problem. The stochastic process may include performing trials with respect to one or more of the variables, in which a respective trial determines whether to change a respective state of a respective variable. The operations additionally may include determining an acceptance rate of state changes of the variables during the stochastic process and adjusting a degree of parallelism with respect to performing the trials based on the determined acceptance rate.Type: ApplicationFiled: June 18, 2021Publication date: December 22, 2022Applicants: FUJITSU LIMITED, THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTOInventors: Mohammad BAGHERBEIK, Ali SHEIKHOLESLAMI, Hirotaka TAMURA, Kouichi KANDA
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Patent number: 11530394Abstract: The present invention is related to the field of CRISPR-Cas9 gene editing platforms. In particular, the present invention has identified Type II-C Cas9 anti-CRISPR (Acr) inhibitors that control Cas9 gene editing activity. Co-administration of such Acr inhibitors may provide an advantageous adjunct in permitting safe and practical biological therapeutics through spatial or temporal control of Cas9 activity; controlling Cas9-based gene drives in wild populations to reduce the ecological consequences of such forced inheritance schemes; and contributing to general research into various biotechnological, agricultural, and medical applications of gene editing technologies.Type: GrantFiled: March 13, 2017Date of Patent: December 20, 2022Assignees: UNIVERSITY OF MASSACHUSETTS, THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTOInventors: Erik J. Sontheimer, Alan Davidson, Karen Maxwell, April Pawluk, Yan Zhang, Jooyoung Lee, Nadia Amrani
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Patent number: 11517568Abstract: The present application relates to the treatment of nematode infections.Type: GrantFiled: September 11, 2020Date of Patent: December 6, 2022Assignee: The Governing Council of The University of TorontoInventors: Peter Roy, Sean Harrington, Jacob Pyche, Andrew Burns, Rachel Ross, Mark Lautens