48th week of 2021 patent applcation highlights part 44 |
Patent application number | Title | Published |
20210372968 | Method and Apparatus for Measurement of Material Condition - System and method for characterizing material condition. The system includes a sensor, impedance instrument and processing unit to collect measurements and assess material properties. A model of the system may be used to enable accurate measurements of multiple material properties. A cylindrical model for an electromagnetic field sensor is disclosed for modeling substantially cylindrically symmetric material systems. Sensor designs and data processing approaches are provided to focus the sensitivity of the sensor to localize material conditions. Improved calibration methods are shown. Sizing algorithms are provided to estimate the size of defects such as cracks and corrosion. Corrective measures are provided where the actual material configuration differs from the data processing assumptions. Methods are provided for use of the system to characterize material condition, and detailed illustration is given for corrosion, stress, weld, heat treat, and mechanical damage assessment. | 2021-12-02 |
20210372969 | ACOUSTIC EMISSION METHOD TO ASCERTAIN DAMAGE OCCURRENCE IN IMPACTED COMPOSITES - Employing methodologies and systems to detect damage initiation and growth inside a composite material (matrix cracking, delamination, fiber break, fiber pullout, etc.) wherein damage produces high-frequency acoustic emission (AE) waves that are transported to recording sensors along with relatively lower frequency waves representing the flexural deformation of the impacted composite structure. | 2021-12-02 |
20210372970 | Apparatus for Inspecting the Condition of the Pipewall of a Pipeline - There is provided a pipeline inspection apparatus and an ultrasonic module for use in a pipeline inspection apparatus, the module comprising: ultrasonic transducers configured to assess the condition of a pipeline; and an elongate body including a front end and a rear end opposed to the front end, the body configured to mount the ultrasonic transducers around the circumference of the elongate body aligned along adjacent transverse planes wherein the ultrasonic transducers aligned along one transverse plane are rotationally offset from the ultrasonic transducers aligned along an adjacent transverse plane. | 2021-12-02 |
20210372971 | Active Waveguide Excitation and Compensation - An environmental condition may be measured with a sensor ( | 2021-12-02 |
20210372972 | FIELD FLOW FRACTIONATION DEVICE - Field flow fractionation device includes a channel switching unit for switching the connection of a second carrier fluid supply unit to any one of the second inlet port of an upper separation cell, the first inlet port of a lower separation cell, or the second inlet port of a lower separation cell. Furthermore, the second carrier fluid supply unit is connected to the second inlet port of an upper separation cell during the process of focusing to generate flow of carrier fluid counter to the flow of carrier fluid from the first inlet port within the upper separation cell, whereas the second carrier fluid supply unit is connected to the first inlet port or the second inlet port of a lower separation cell after conclusion of focusing in the upper separation cell. | 2021-12-02 |
20210372973 | METHOD FOR SEPARATING DIASTEREOMERS OF PRISTANE - A method for separating diastereomers of pristane. A pristane sample is prepared, and then injected into a chromatographic instrument equipped with a chiral chromatographic column, where a stationary phase of the chiral chromatographic column has a preset pore size. The pristane diastereomers in the pristane sample are separated by the chiral chromatographic column, and the components produced by the separation of the pristane diastereomers sequentially enter a mass spectrometer for detection and analysis. | 2021-12-02 |
20210372974 | METHOD FOR ANALYZING ACTIVE INGREDIENTS OF CANNABIS AND CONTROL PROGRAM FOR LIQUID CHROMATOGRAPH - In an LC system using an ODS column ( | 2021-12-02 |
20210372975 | PH AND MOISTURE INDICATOR DEVICES AND FORMULATIONS - Disclosed herein are devices, wound dressings and methods for determining the pH of fluid or a wound exudate at a wound. Example devices include a device comprising a surface configured to contact the fluid or wound and a pH indicator covalently bound thereto or applied to the surface, wherein the pH indicator has a first colour prior to contact with the fluid or the wound exudate and changes colour as a function of the pH of the fluid or wound exudate. Example devices include a device which indicates wound exudate loading within a wound dressing and wound dressing comprising an absorbent layer and a moisture indicator which indicates would exudate loading within the dressing, wherein the visibility of the moisture indictor changes as a result of a physical transformation of a first material within the dressing. Systems, devices, and methods are provided for monitoring wound status and progression by measuring pH levels indicated by pH-sensitive wound dressings. In some implementations, a wound is monitored by capturing an image of the pH-sensitive wound dressing and processing the captured image to determine the color of a pH indicator included on the wound dressing. The color of the indicator is determined in terms of RGB values from the image, and a pH value for the wound dressing is calculated from the dressing RGB values. The calculated pH value is then relayed to a user to be used as an indicator of wound status or health. | 2021-12-02 |
20210372976 | ODOR EXPLORATION METHOD AND ODOR EXPLORATION SYSTEM - The odor exploration method explores an odor based on odor information generated using a plurality of sensor elements each outputting a detection signal according to the state of adsorption by indicating an adsorption reaction unique to each odor substance, and an arithmetic unit generating the odor information by quantifying each detection signal from the sensor elements. The method includes a detection step detecting a first gas containing odor substances, a generation step generating a first odor information group generated based on a detection result of the first gas, a preparation step preparing a second odor information group generated based on a detection of a second gas, and a calculation step calculating a sum of or a difference between the second odor information group and the first odor information group based on a sum of or difference between the odor information generated for the first gas and for the second gas using the same sensor element. | 2021-12-02 |
20210372977 | DESIGNS FOR ENHANCED RELIABILITY AND CALIBRATION OF LANDFILL GAS MEASUREMENT AND CONTROL DEVICES - An apparatus for sampling landfill gas from a landfill flowing through a pipe. The apparatus may comprise: an enclosure configured to receive a section of the pipe; a gas sampling port in the section of the pipe; at least one sensor device disposed in a region of the enclosure, the at least one sensor being coupled to the section of the pipe through the gas sampling port; and thermal insulation positioned to retain heat from the section of the pipe in the region of the enclosure. A method of operating a landfill gas recovery system. The method may comprise: flowing gas from a well riser pipe through a sampling subsystem to a collection system; and heating a portion of the sampling subsystem with the gas flowing from the well riser pipe to the collection system. | 2021-12-02 |
20210372978 | SYSTEM, METHOD AND PROGRAM FOR CALIBRATING MOISTURE SENSOR - A system for calibrating a moisture sensor encompasses a processing unit ( | 2021-12-02 |
20210372979 | GAS DELIVERY AND NITROGEN DIOXIDE MEASUREMENT SYSTEM - A method of measuring a concentration of NO | 2021-12-02 |
20210372980 | CONTINUOUS MEASUREMENT METHOD FOR DETERMINING NO2 CONCENTRATION - A method of measuring a concentration of NO | 2021-12-02 |
20210372981 | METHOD OF DETERMINING NITROGEN DIOXIDE CONCENTRATION WITH A TUNABLE BLUE LASER DIODE - A method of measuring a concentration of NO | 2021-12-02 |
20210372982 | SELF-TIMING MODULE PASSIVE CHEMICAL DOSIMETERS - A self-timing, passive, chemical dosimeter. The dosimeter includes a sampling media and electronics supported by a cassette. The sampling media is configured to absorb volatile organic compounds, semivolatile organic compounds, or both, while the electronics are configured to record a time of exposure. The dosimeter further includes an actuator having a closed position and an open position. In the closed position, the actuator resists exposure of the sampling media to volatile organic compounds, semivolatile organic compounds, or both, and in the open position, the actuator permits exposure of the sampling media to volatile organic compounds, semivolatile organic compounds, or both. The actuator is configured to operate the electronics for recording time of exposure. | 2021-12-02 |
20210372983 | SOIL NUTRIENT SENSING PLATFORM - A device includes a housing with a reference electrode having a metal plug extending through the housing. One or more sensing surfaces are disposed on an exterior of the housing, where the one or more sensing surfaces are configured to perform a nutrient measurement of a soil. A moisture sensor is disposed on an exterior of the housing for detecting a moisture level of the soil | 2021-12-02 |
20210372984 | METHOD FOR SETTING POLYMERIZATION CONDITION AND METHOD FOR MANUFACTURING OPTICAL MATERIAL - The method for setting polymerization conditions includes a physical property acquiring step, in which, when a composition which includes a polymerizable reactive compound including an episulfide compound, and a polymerization catalyst is heated and maintained at a predetermined temperature, a physical property value a derived from a functional group of the polymerizable reactive compound before heating and a physical property value b derived from a remaining functional group after maintaining heat for a predetermined time, are acquired; a remaining functional group ratio calculating step of calculating a remaining functional group ratio; a reaction rate coefficient calculating step for calculating a reaction rate coefficient; and a polymerization temperature calculating step of back-calculating each polymerization temperature every predetermined time in a polymerization time. | 2021-12-02 |
20210372985 | LATERAL FLOW ASSAY TESTING DEVICE USING EXTERNAL INFORMATION IN CONJUNCTION WITH TEST RESULTS - A system and method for augmenting or adding to the information used by an in-vitro diagnostic or other diagnostic device to generate results of a test is disclosed. A diagnostic device is capable of generating test results based on a sample, such as a sample provided by a patient, and is also capable of receiving additional information to enhance the results providable by the device. For example, an in-vitro diagnostic device is configured to read a lateral flow assay test, and is configured to receive additional diagnostic, network, test identification, or environmental information over a network. Using both the result of the diagnostic test and the additional information, the disclosed device provides more thorough, accurate, and reliable diagnostic information. The results generated by the device may be communicated to an appropriate remote device to enhance the results obtainable by such tests. | 2021-12-02 |
20210372986 | BIOELECTRONIC DEVICES WITH PROGRAMMABLE ADAPTORS - The present disclosure provides devices, systems, and methods related to bioelectronic devices. In particular, the present disclosure provides bioelectronic devices, and methods of making bioelectronic devices, comprising adjustable adaptor polypeptides with repeatable motifs and enhanced conductive properties. The bioelectronic devices and methods of the present disclosure are useful for a variety of applications, including the direct measurement of protein activity (e.g., when sequencing a biopolymer). | 2021-12-02 |
20210372987 | METHODS FOR FORMING A NANOPORE IN A LIPID BILAYER - A method of forming a nanopore in a lipid bilayer is disclosed. A nanopore forming solution is deposited over a lipid bilayer. The nanopore forming solution has a concentration level and a corresponding activity level of pore molecules such that nanopores are substantially not formed un-stimulated in the lipid bilayer. Formation of a nanopore in the lipid bilayer is initiated by applying an agitation stimulus level to the lipid bilayer. In some embodiments, the concentration level and the corresponding activity level of pore molecules are at levels such that less than 30 percent of a plurality of available lipid bilayers have nanopores formed un-stimulated therein. | 2021-12-02 |
20210372988 | WHOLE BLOOD SEPARATION SAMPLING APPARATUS - The present invention provides systems, devices, kits, and methods for separating blood plasma or serum from whole blood. The present invention further provides systems, devices, and methods for separating a volume of blood plasm a or serum from whole blood. | 2021-12-02 |
20210372989 | METHOD FOR DETECTING A PROSTATE CANCER BIOMARKER - The present disclosure relates to a method for detecting a prostate cancer related biomarker, including contacting the diluted sample with a modulating agent selected from a group consisting of sodium; 3-hydroxy-4-[(2-hydroxynaphthalen-1-yl)diazenyl]naphthalene-1-sulfonate, sodium; 3-hydroxy-4-[(1-hydroxynaphthalen-2-yl)diazenyl]- | 2021-12-02 |
20210372990 | METHOD AND DEVICE FOR AUTOMATICALLY TRACKING URINE - A method of automatically tracing urine in a toilet includes creating a background image of an interior of a toilet bowl using an image sensor, wherein the background image shows the interior of the toilet bowl. The method also includes acquiring an image of the interior of the toilet bowl using the image sensor, wherein the acquired image shows urine and a collecting and tracing member in the interior of the toilet bowl. The method further includes producing a difference image that shows a difference between the acquired image and the background image, and processing the difference image to identify a location of the urine and the collecting and tracing member, and moving the collecting and tracing member to the identified location of the urine. | 2021-12-02 |
20210372991 | DETECTION AND MODIFICATION OF GUT MICROBIAL POPULATION - Methods and systems for evaluating heath/disease state of an individual are provided herein. In particular, the disclosure provides methods for measuring levels of one or more metabolites of interest in an individual and using these measurements to assess the individual's health. The disclosure also provides systems for carrying out the disclosed methods. For example, the disclosed systems may include a metabolite level evaluation module to determine the individual's heath based on the metabolite levels measured. | 2021-12-02 |
20210372992 | MSC Prediction Algorithm - The present invention relates to a method of in vitroprediction of the in vivoefficacy in a patient of treatment with a drug product based on an overall assessment of the properties patients own immune cells when exposed to the drug product with and/0 or without stimulation; the drug product when exposed to said patients own immune cells; and any preexisting antibodies against said drug product in said patient. | 2021-12-02 |
20210372993 | METHOD FOR TESTING DRUG RESPONSE OF CARDIOMYOCYTES - A method for testing drug response of a cardiomyocyte, the method comprising: testing a response of the cardiomyocyte to an added drug in a culture medium under a condition in which a distance from a liquid surface of the culture medium to a bottom surface of a culture vessel contacted by the cardiomyocyte is 5.0 mm or less; or testing a response of the cardiomyocyte to an added drug immediately after placing the cardiomyocyte in a culture medium under a condition in which a distance from a liquid surface of the culture medium to a bottom surface of a culture vessel contacted by the cardiomyocyte is 5.0 mm or less. | 2021-12-02 |
20210372994 | SYSTEMS AND METHODS FOR IDENTIFYING BIOACTIVE AGENTS UTILIZING UNBIASED MACHINE LEARNING - Systems and methods for identifying molecules that are biologically active against a disease, where the method can comprise culturing a first mammalian cell population under organoid formation conditions in the presence of a test molecule to obtain a first organoid, wherein the first mammalian cell population, when cultured under the organoid formation conditions in the absence of the test molecule, results in an organoid with a disease phenotype; imaging the first organoid following exposure to the test molecule; analyzing one or more images of the first organoid using a neural network that has been trained to assign a probability score of disease or non-disease ranging between 0% and 100%; assigning the first organoid a probability score ranging between 0% and 100%; wherein the test molecule is biologically active against the disease if the probability score of the first organoid is greater than a cutoff probability score of non-disease or lower than a cutoff probability score of disease. | 2021-12-02 |
20210372995 | BIOMIMETIC PLATFORMS TO MODEL VASCULAR PATHOPHYSIOLOGY, DIAGNOSTICS, AND THERAPY - In one aspect, provided is a composition (biomimetic composition) that includes a biomimetic in vitro model of an arteriolar vessel comprising: at least one of 1) human smooth muscle cells and 2) human pulmonary endothelial cells; wherein the vessel recapitulates one or more of the overall tubular geometry, morphometrics, extracellular matrix constituents, cellular morphology, cellular alignment, and functional heterotypic connections between the human smooth muscle cells and/or the human endothelial cells as compared to an in vivo arteriolar vessel. A microfluidics-based model platform of the pulmonary circulation is provided. Methods of use include measuring flow in biomimetic vessels, and to determine the resistance of these biomimetic vessels in the setting of a variety of experimental conditions that recapitulate the pathobiology of pulmonary hypertension. | 2021-12-02 |
20210372996 | METHODS FOR ASSESSING EFFICACY OF A DRUG IN VIVO BY MONITORING ADME PROTEINS IN EXTRACELLULAR VESICLES - Materials and non-invasive methods are provided for determining a subject's present drug metabolic capacity by assessing a biofluid sample taken from the subject following administration of a compound and identifying phenotypic variations in activity of one or more drug absorption, distribution, metabolism and excretion (ADME) enzymes extracted from extracellular vesicles (EVs) in the biofluid sample. Additional materials and methods are provided for determining compound (e.g., drug) efficacy and dose ranging, either in a subject or in a treatment cohort, by quantifying level of expression of such ADME enzymes EVs selectively isolated from biofluid. | 2021-12-02 |
20210372997 | AGRICULTURAL ENDOPHYTE-PLANT COMPOSITIONS, AND METHODS OF USE - This application relates to methods and materials for providing a benefit to a seed or seedling of an agricultural plant (e.g., an agricultural grass plant or a | 2021-12-02 |
20210372998 | METHODS AND SYSTEMS FOR ANTIGEN SCREENING - The present disclosure provides compositions, methods, systems, and devices for polynucleotide processing and antigen screening. Polynucleotide processing may be useful for a variety of applications. Antigen screening may comprise the use of one or more engineered cells. Engineered cells may be useful for characterizing one or more analytes including, for example, a polypeptide antigen. | 2021-12-02 |
20210372999 | METHOD FOR DETECTION OF CELLS BY REPETITIVE STAINING AND DESTAINING - The invention is directed to a method for detecting a target moiety in a sample of biological specimens by providing a conjugate with the general formula (I) | 2021-12-02 |
20210373000 | MULTIPART REAGENTS HAVING INCREASED AVIDITY FOR POLYMERASE BINDING - Multivalent binding compositions including a particle-nucleotide conjugate having a plurality of copies of a nucleotide attached to the particle are described. The multivalent binding compositions allow one to localize detectable signals to active regions of biochemical interaction, e.g., sites of protein-protein interaction, protein-nucleic acid interaction, nucleic acid hybridization, or enzymatic reaction, and can be used to identify sites of base incorporation in elongating nucleic acid chains during polymerase reactions and to provide improved base discrimination for sequencing and array based applications. | 2021-12-02 |
20210373001 | ASSESSMENT OF PREECLAMPSIA USING ASSAYS FOR FREE AND DISSOCIATED PLACENTAL GROWTH FACTOR - Described herein are methods, compositions, kits, and systems for detecting free and bound PlGF, and using detection of such species to distinguish between pregnant women with or without preeclampsia or related conditions. | 2021-12-02 |
20210373002 | METHOD FOR ORGANIZING INDIVIDUAL MOLECULES ON A PATTERNED SUBSTRATE AND STRUCTURES ASSEMBLED THEREBY - According to one embodiment of the present invention, a structure includes: a substrate having a patterned surface of one or more binding sites; and a molecular shape made by a polynucleotide platform having a shape corresponding to a shape of a binding site of the one or more binding sites, the molecular shape being bound to one of the one or more binding sites. | 2021-12-02 |
20210373003 | IRREVERSIBLE AND COVALENT METHOD FOR IMMOBILIZING GLYCOPROTEIN - An irreversible and covalent method for immobilizing a glycoprotein includes the following steps. An organic boronic acid and a photoaffinity reagent are provided to contact a surface of a solid support, where the organic boronic acid is represented by R | 2021-12-02 |
20210373004 | METHODS AND REAGENTS FOR MULTIPLEX BINDING EXPERIMENTS - A support for a multiplex binding experiment is functionalized with at least two different polypeptides. The polypeptides are provided in a reaction mixture along with their cognate binding partners. The polypeptides have high affinity for their cognate binding partners provided in the reaction mixture. The polypeptides and their cognate binding partners can be used in immunoassays. | 2021-12-02 |
20210373005 | METHODS OF ASSAYING PROTEINS - Methods and systems for identifying a protein within a sample are provided herein. A panel of antibodies are acquired, none of which are specific for a single protein or family of proteins. Additionally, the binding properties of the antibodies in the panel are determined. Further, the protein is iteratively exposed to a panel of antibodies. Additionally, a set of antibodies which bind the protein are determined. The identity of the protein is determined using one or more deconvolution methods based on the known binding properties of the antibodies to match the set of antibodies to a sequence of a protein. | 2021-12-02 |
20210373006 | AUTOMATED SOLID PHASE EXTRACTION USING FILTER TIPS - Devices and methods for performing pre-analysis sample processing of biological and chemical samples using robotic liquid handlers are disclosed. Methods for solid phase extraction, protein precipitation and filtration of biological and chemical samples using automation and the devices in a rapid and convenient way are described. | 2021-12-02 |
20210373007 | ABO BLOOD GROUP POINT-OF-CARE TESTING - The present invention provides point-of-care blood typing devices. The devices require only a small sample of blood and are able to provide results within minutes. The devices are capable of identifying A, B, AB, and O type blood. The devices are also capable of identifying blood that is positive (+) or negative (−) for the D antigen. | 2021-12-02 |
20210373008 | SYSTEM AND METHODS FOR REMOTE ASSESSMENT OF A SAMPLE ASSAY FOR DISEASE DIAGNOSTICS - A circuit in an image-capturing device is provided. The circuit includes a light source controller configured to provide a signal to a light source when a cartridge mount has received, inside a dark chamber, a test cartridge. The circuit also includes a sensor array controller configured to activate at least one pixel in a sensor array when the light source is activated, and to receive a signal from the at least one pixel, the signal indicative of an optical intensity of a light emitted from the test cartridge. The circuit also includes a processor, configured to form a transmittable file with the signal from the at least one pixel, and a radio-frequency antenna configured to transmit the transmittable file to an external processor. | 2021-12-02 |
20210373009 | PLASMONIC META-SURFACE BASED MOLECULAR SENSORS AND METHODS FOR MAKING AND USING THEM - A chiral metamaterial absorber modeled after the yin-yang symbol comprising: a top yin-yang shaped Au nanoparticles (YNPs); a PMMA layer; an Au backreflector; and a bottom glass layer. In alternative embodiments, provided are devices acting as sensors for detecting a nucleotide such as a cDNA and/or a protein such as a protein from a pathogen such as a bacteria or a virus, wherein the cDNA or protein can be derived from a Coronavirus, for example, a SARS CoV-2 or COVID-19 virus. In alternative embodiments, devices acting as sensors as provided herein can also be used to detect any protein for diagnostic or therapeutic purposes, wherein the protein can be derived from a blood or plasma sample, or a tissue sample, for example, a biopsy, from an individual in need thereof, for example, a human or an animal. | 2021-12-02 |
20210373010 | QUANTITATIVE HORMONE AND CHEMICAL ANALYTE TEST RESULT SYSTEMS AND METHODS - Systems, methods, and apparatus are disclosed for determining quantitative hormone and chemical analyte results from qualitative test results. An image is taken of an ovulation test device. The image is analyzed to identify a color intensity ratio (T/C ratio) between a color density of a test-line to a color density of a control-line. Additionally, a quantitative substance level may be determined using the T/C ratio, by identifying the type of test device and referencing a data structure that relates quantitative substance levels to T/C ratios for the identified type of test device. | 2021-12-02 |
20210373011 | COMPOSITIONS AND METHODS FOR HIGH-SENSITIVITY IMMUNOASSAYS - Lanthanide chelate lipid nanoparticles, and methods of their synthesis and use are described. Biological molecules labeled with the lipid nanoparticles, useful in bioaffinity assays with improved sensitivities are also described. | 2021-12-02 |
20210373012 | METHODS FOR DETECTING HIS-TAGGED PROTEINS USING NTA PROBES AND POLYACRYLAMIDE GEL ELECTROPHORESIS - Methods for detecting His-tagged proteins using metal ion-chelating nitrilotriacetate (NTA) probes and polyacrylamide gel electrophoresis (PAGE) are disclosed. In one embodiment, the method includes using a metal ion-loaded NTA probe coupled to a UV-excitable fluorophore with visible emission and the presence of His-tagged proteins in the sample is determined by exposing the gel following PAGE, to a UV-light source with naked human eye or bench camera visualization. The metal ion-loaded NTA-containing chelator head can be coupled to a fluorophore that is not UV-excitable (i.e., with the majority of emission and excitation in the visible region of the electromagnetic spectrum. The method includes separating proteins in a sample using PAGE, contacting the gel following electrophoresis with a composition containing a metal ion-loaded NTA probe coupled to the fluorophore, to allow binding of the probe to the His-tagged proteins, and detecting the presence of the probe and therefore of the His-tagged proteins. | 2021-12-02 |
20210373013 | OPTICAL RESONATOR DIAGNOSTIC DEVICE AND METHODS OF USE - An implantable diagnostic device in accordance with the present disclosure provides various benefits such as a compact size thereby allowing implanting of the device inside animate objects; low cost due to incorporation of inexpensive detection circuitry and the use of conventional IC fabrication techniques; re-usability by heating thereby allowing multiple diagnostic tests to be performed without discarding the device; and a configuration that allows performing of simultaneous and/or sequential diagnostic tests for detecting one or more similar or dissimilar target molecules concurrently or at different times. | 2021-12-02 |
20210373014 | AN INTEGRATED MICROFLUIDIC ELECTRODE ARRAY SYSTEM FOR ENZYME-LINKED IMMUNO-SORBENT ASSAY (EASY-ELISA) FOR POINT-OF-CARE DETECTION OF MOLECULAR AND CELLULAR BIOMARKERS - A method for detection of antibodies in a biological sample. The method includes steps of: immobilizing antigens specific to the antibodies between at least two electrodes; binding the antibodies from the biological sample to the antigens; binding probes linked with an enzyme to the antibodies; exposing the enzyme to a metal substrate; depositing a metal layer based on exposing the enzyme to the metal substrate; measuring an electrical property of the metal layer between a first electrode of the at least two electrodes and a second electrode of the at least two electrodes; and detecting, based on measuring the electrical property of the metal layer, the antibodies in the biological sample. | 2021-12-02 |
20210373015 | KITS AND METHODS FOR REAL-TIME MULITPLEX DETECTION AND IDENTIFICATION OF PATHOGENS - The invention encompasses kits and rapid methods for real-time multiplex detection and identification of one or more pathogens using glass well plates that include chemically modified surfaces to capture the presence of one or more pathogens from a small sample and magnetic microbeads with modified surfaces for capturing of pathogens within a volume of sample and collecting with an external magnet. | 2021-12-02 |
20210373016 | METHOD FOR DETERMINING ESCHERICHIA COLI - Disclosed is information related to determining | 2021-12-02 |
20210373017 | REAGENTS FOR DETECTION OF CHIMERIC ANTIGEN RECEPTOR CELLS - The invention is directed to a method for preparing a detection reagent for CAR expressing cells according to general formula (I) | 2021-12-02 |
20210373018 | LATERAL FLOW DETECTION DEVICE FOR DETECTING A CORONAVIRUS BY IMMUNOASSAY - The present invention provides a lateral flow test device for detecting a coronavirus antibody by immunoassay; the test device includes three lateral flow test strips; a first test strip is directed to the antibody detection of a N full-length protein and/or an S full-length protein antigens/antigen; and a second test strip is directed to the antibody detection of an S-RBD-site protein antigen, and both of the first strip and the second strip are combined to detect novel coronavirus IgG and IgM antibodies, which can practically reduce the possibility of missing detection and wrong detection; further, a third test strip is directed to the detection of a neutralizing antibody at an S-RBD site to rapidly detect the neutralizing antibody having protection effect, thus further helping the prevention of missing detection and helping patients to perform self-detection and judge the situations of recovery, or vaccine immunity. | 2021-12-02 |
20210373019 | SYSTEMS AND PROCESSES TO SCREEN FOR SEVERE ACUTE RESPIRATORY SYNDROME CORONAVIRUS 2 (SARS-CoV-2) OF 2019 (COVID-19) - Systems and processes to screen for SARS-CoV-2, which includes a process that uses an alternative antibody for ELISA. The alternative antibody is an alternative to a mouse antibody, thereby expanding the ability to test for COVID-19 using non-human antibodies. | 2021-12-02 |
20210373020 | SYSTEMS AND PROCESSES TO SCREEN FOR SEVERE ACUTE RESPIRATORY SYNDROME CORONAVIRUS 2 (SARS-CoV-2) OF 2019 (COVID-19) - Alternative antibodies to screen for SARS-CoV-2 are disclosed. One alternative antibody is Mouse Species Coronavirus (COVID-19, MERS, and SARS-CoV NP) Antibody, Catalog Number HM1056 (“E3-Antibody” or “E3”), from EastCoast Bio, Inc., PO Box 489, North Berwick, Me. 03906, USA (“EastCoast Bio”). Another alternative antibody is a combination of the E3-Antibody and Mouse Species Coronavirus (COVID-19, MERS, and SARS-CoV NP) Antibody, Catalog Number HM1057 (“E1-Antibody” or “E1”), from EastCoast Bio (the combination of the E1-Antibody and the E3-Antibody is designated as “E1/E3-Antibody” or simply “E1/E3”). Yet another alternative antibody is a combination of Mouse Species Anti-SARS-CoV-2 NP mAb, clone 4B21, Catalog Number CABT-CS027 (“C4-Antibody” or “C4”), from Creative Diagnostics, 45-1 Ramsey Road, Shirley, N.Y. 11967, USA (“Creative Diagnostics”), and Mouse Species Anti-SARS-CoV-2 NP mAb, clone 7G21, Catalog Number CABT-CS026 (“C5-Antibody” or “C5”), also from Creative Diagnostics (the combination of the C4-Antibody and the C5-Antibody is designated as “C4/C5-Antibody” or simply “C4/C5”). | 2021-12-02 |
20210373021 | SNAP-25 REPORTER CONSTRUCTS AND METHODS OF USING THE SAME - The present disclosure relates generally to peptide reporter constructs of SNAP-25, which are useful in determining the activity of | 2021-12-02 |
20210373022 | METHODS AND KITS FOR DETECTING EXOSOMAL PROTEIN - A method of detecting one or more exosomal protein in a sample includes the steps of: a) introducing the sample on at least a part of a first sensor having a nanostructure thereon, subjecting the first sensor to an optical radiation in a certain spectral range to produce a localized surface plasmon resonance and measuring an induced phase response; and b) introducing the sample on a second sensor having a nanostructure thereon, and obtaining an image via atomic force microscopy analysis with a probe functionalized with an antibody targeting the exosomal protein. A kit for detecting at least one exosomal protein in a sample includes a first sensor having a nanostructure thereon; a second sensor having a nanostructure thereon, and a probe functionalized with an antibody targeting the exosomal protein. | 2021-12-02 |
20210373023 | METHODS AND MATERIALS FOR IDENTIFYING AND TREATING CANCERS HAVING ELEVATED LEVELS OF PHOSPHORYLATED UBIQUITIN - This document provides methods and materials involved in identifying mammals (e.g., humans) having cancer cells with an elevated level of phosphorylated Ub polypeptides (e.g., an elevated level of Y59 phosphorylated Ub polypeptides). For example, methods and materials for detecting the presence of cancer cells having an elevated level of Y59 phosphorylated Ub polypeptides are provided. | 2021-12-02 |
20210373024 | METHODS AND SYSTEMS FOR EVALUATION OF IMMUNE CELL INFILTRATE IN STAGE IV COLORECTAL CANCER - Immune context scores are calculated for stage IV colorectal tumor tissue samples using non-continuous scoring functions. Feature metrics for at least one immune cell marker are calculated for a region or regions of interest, the feature metrics including at least a density of human CD8+ cells in a region of interest including a tumor core to generate an immune context score. The immune context score can then be used as a predictive metric (e.g. likelihood of response to a particular treatment course). The immune context score may then be incorporated into diagnostic and/or treatment decisions. | 2021-12-02 |
20210373025 | BIOMARKER FOR PROGNOSIS OF THYROID CANCER - The present disclosure provides a method of prognosis of thyroid cancer including obtaining an exosome from a subject who had received a therapy of thyroid cancer such as thyroidectomy, and detecting whether thyroglobulin is present in the exosome. Moreover, the present disclosure provides the use of urinary exosomal thyroglobulin in being a non-invasive, reproducible, convenient, serial, and accurate follow-up marker for patient with thyroid cancer. | 2021-12-02 |
20210373026 | METHODS FOR THE DETECTION AND QUANTIFICATION OF CIRCULATING TUMOR CELL MIMICS - The disclosure provides methods for detecting circulating endothelial cells (CECs) that mimic CTCs with respect to aspects of their immuno fluorescent staining and with respect to aspects of their morphological characteristics (CTC mimics). The present disclosure is based, in part, on the unexpected discovery that CTC mimics can be detected in non-enriched blood samples among CTC candidate cells. The present disclosure is further based, in part, on the discovery that CTC mimics can be detected in non-enriched blood samples by combining the detection of one or more immunofluorescent markers in the nucleated cells of a non-enriched blood sample with an assessment of the morphology of the nucleated cells. | 2021-12-02 |
20210373027 | COMPOSITIONS AND METHODS FOR ASSESSING THE RISK OF CANCER OCCURRENCE - The present invention provides a method for evaluating the risk of occurrence of cancer in an individual. | 2021-12-02 |
20210373028 | NOVEL FLUORESCENCE DYES AND NOVEL ANALYTICAL PROCESSES FOR GLYCAN ANALYSIS - The invention relates to a fluorescent marker according to the following formula I | 2021-12-02 |
20210373029 | Ultraviolet Absorbing Polymeric Dyes and Methods for Using the Same - Water soluble light harvesting multichromophores that have an ultraviolet absorption maximum are provided. In some embodiments, the multichromophores include a conjugated segment including a fused 6-5-6 tricyclic co-monomer and a UV absorbance-modifying co-monomer. The multichromophores may include an acceptor chromophore covalently linked to the multichromophore in energy-receiving proximity therewith. In some embodiments, a specific binding member is covalently linked to the multichromophore. Also provided are methods of evaluating a sample for the presence of a target analyte and methods of labelling a target molecule using compositions including the light harvesting multichromophores. Kits and systems for practicing the subject methods are also provided. | 2021-12-02 |
20210373030 | MARKER FOR DETERMING CRITICAL STAGE KIDNEY DISEASE - The present invention provides: a marker for determining critical stage kidney disease by using an indicator value based on the amount of D-alanine in the blood or the amount of D-alanine and L-alanine therein; a blood analysis method which uses said marker for patients undergoing surgery or intensive care; and a blood analysis system for determining critical stage kidney disease in patients undergoing surgery or intensive care. | 2021-12-02 |
20210373031 | METHOD FOR DETERMINING GLOMERULAR FILTRATION ABILITY - The present invention provides a method for determining glomerular filtration ability on the basis of the amount of D-serine in the blood. The present invention provides a blood analysis system which includes a storage unit, an analysis measurement unit, a data processing unit and a glomerular filtration ability output unit, wherein: the storage unit stores the correlation equation between the amount of D-serine in the blood and glomerular filtration ability; the analysis measurement unit separates and quantifies the amount of D-serine in the blood; the data processing unit calculates glomerular filtration ability by inputting the D-serine amount into the correlation equation stored in the storage unit; and a pathology information output unit outputs glomerular filtration ability information. | 2021-12-02 |
20210373032 | BODY FLUID ANTIBODY BIOMARKER FOR HIGHLY SENSITIVE DETECTION OF RISK OF ONSET OF CEREBRAL INFARCTION - The present invention provides a method for acquiring data relating to the onset of cerebral infarction, characterized in that the method includes determining the level of an antibody to DIDO1 protein or a portion thereof, and/or the level of an antibody to CPSF2 protein or a portion thereof, the antibody or antibodies being present in a body fluid sample collected from a living body. The invention also provides a kit for acquiring data for carrying out the method of the present invention. The invention can accurately discern signs linked to the onset of cerebral infarction. | 2021-12-02 |
20210373033 | GLOMERULONEPHRITIS BIOMARKERS - The present invention relates to methods of diagnosing glomerulonephritis (GN) in a patient, as well as methods of monitoring the progression of GN and/or methods of monitoring a treatment protocol of a therapeutic agent or a therapeutic regimen. The invention also relates to assay methods used in connection with the diagnostic methods described herein. | 2021-12-02 |
20210373034 | Methods of Assigning a COVID Pathological Type and Compositions for Practicing the Same, and Methods of Treating a Subject for Chronic COVID-19 - Methods of assigning a COVID pathological type for a subject suffering from COVID-19 are provided. Aspects of the methods include assigning a COVID pathological type for the subject based on a determined quantitative, multiplex cytokine/chemokine panel in a test sample from the subject. Also provided are methods of treating a subject (e.g., a long hauler subject) for chronic COVID-19. Aspects of such methods include administering to the long hauler subject a CCR5/CCL5 interaction inhibitor to treat the long hauler subject. Also provided are compositions for use in practicing the methods. The methods and compositions find use in a variety of applications, including patient stratification, treatment and therapy determination and therapy response assessment. | 2021-12-02 |
20210373035 | NONINVASIVE METHOD TO QUANTIFY KIDNEY FUNCTION AND FUNCTIONAL DECLINE - Disclose are methods, compositions and kits for the determination of kidney function that provide an alternative to the standard-of-cure used for eGFR calculations. Described herein are methods for quantitative measurement of ADMA and hydration markers in a urine sample, and process used to transform the input of these methods into a measure of kidney function. The methods allow ADMA and other biomarkers to be detected in urine samples from a subject using a simple and inexpensive assay that can be easily performed noninvasively and only require urine samples for the prediction of kidney function. | 2021-12-02 |
20210373036 | ANTIBODY BASED REAGENTS THAT SPECIFICALLY RECOGNIZE NEURODEGENERATIVE DISEASE RELATED FORMS OF THE PROTEIN TDP-43 - The invention relates to antibodies, antibody fragments and binding agents that specifically recognize TDP-43 associated with frontotemporal dementia (FTD), but not TDP-43 associated with amyotrophic lateral sclerosis (ALS) or TDP-43 associated with healthy human brain tissue, and antibodies, antibody fragments and binding agents that specifically recognize TDP-43 associated with ALS, but not TDP-43 associated FTD or TDP-43 associated with healthy human brain tissue. | 2021-12-02 |
20210373037 | SYSTEM AND METHOD FOR CELL LEVITATION AND MONITORING - Magnetic cell levitation and cell monitoring systems and methods are disclosed. A method for separating a heterogeneous population of cells is performed by placing a microcapillary channel containing the heterogeneous population of cells in a magnetically-responsive medium in the disclosed levitation system and separating the cells by balancing magnetic and corrected gravitational forces on the individual cells. A levitation system is also disclosed, having a microscope on which the microcapillary channel is placed and a set of two magnets between which the microcapillary channel is placed. Additionally, a method for monitoring cellular processes in real-time using the levitation system is disclosed. | 2021-12-02 |
20210373038 | COMPOSITIONS AND METHODS FOR PURIFICATION AND DETECTION OF HDL AND APOAI - The present invention provides methods, kits, and compositions for purifying HDL molecules from a sample (e.g., blood sample) using HDL tagging molecules comprising an HDL lipophilic core binding peptide (e.g., portion of ApoA1) and an affinity tag. The present invention also provides methods, kits, and compositions for detecting non-fragmented ApoA1 with mass spectrometry. The present invention further provides methods, kits, and compositions for tagging HDL molecules in a sample with detectably labeled ApoA1 molecules such that the ratio of detectably labeled ApoA1 molecules to native ApoA1 proteins may be determined. | 2021-12-02 |
20210373039 | ANALYSIS-DEVICE SELECTION DEVICE AND ANALYSIS-DEVICE SELECTION METHOD - Device information representing a configuration of each analysis device is acquired by a device information acquirer. Schedule information representing a use schedule of each analysis device is acquired by a schedule information acquirer. A sample analysis method is acquired by an analysis method acquirer. An analysis device that is fitted to the analysis method acquired by the analysis method acquirer and is usable is selected by a device selector from among a plurality of analysis devices based on the device information acquired by the device information acquirer and the schedule information acquired by the schedule information acquirer. Identification information for identifying the analysis device selected by the device selector is presented by a presenter. | 2021-12-02 |
20210373040 | Thermoelectric temperature controlled sample holder for biomedical analyzers - The present invention relates to the field of temperature monitoring and controlling apparatus, more particularly, relates to a thermoelectric temperature controlled sample holder for biomedical analyzers used for the processing of biological samples. Specifically, in biomedical research, samples of single cell suspensions are loaded into a biomedical analyzer, e.g. a flow cytometer for analysis. Some flow cytometers are equipped with multi sample loaders that hold for instance microtiter plates which can contain multiple, up to thousands of samples. Processing of all samples is done sequentially, sample after sample and may take several hours between the first to the last sample. Depending on the type of analysis it may be useful to maintain the samples at a defined temperature for example, to maintain viability and integrity of the sample or to keep biological processes running at physiological temperatures. The present invention allows to maintain the sample holder at definable temperatures between 3° C. to 70° C. | 2021-12-02 |
20210373041 | SAMPLE DISCRIMINATION SYSTEM AND SAMPLE AUTOMATIC PROCESSING APPARATUS USING SAME, AND SAMPLE DISCRIMINATION METHOD - Provided is a technique for increasing discriminating ability, preventing human error, and improving efficiency of discrimination in a discrimination operation for extracting a sample satisfying a specific condition from among a plurality of samples. A sample discrimination system according to the present disclosure is provided with a plurality of sample retaining devices for retaining samples, and a sample information query device for querying a sample retaining device that matches predetermined query information from among the plurality of sample retaining devices. The sample information query device has a query information input unit for inputting of predetermined query information, and a query information transmission unit for transmitting predetermined query information to the sample retaining devices. The sample retaining devices are each characterized by having a storage unit for storing sample information, a comparison unit for comparing predetermined query information and sample information, and a first display unit for outputting the result of comparison by the comparison unit. | 2021-12-02 |
20210373042 | MODULE FOR AN AUTOMATED LABORATORY SYSTEM - A module for an automated laboratory system is disclosed. The module comprises a module connector configured to releasably connect to a component of the automated laboratory system, a detector at least configured to detect at least one component marker located at the component so as to obtain position data of the module indicating an actual position of the module, a processor configured to calculate a position deviation of the module from a target position defined by the component based on the position data and to calculate position alignment data based on the position deviation, and a alignment device configured to align the module to the target position based on the position alignment data. Further, an automated laboratory system and a method for aligning a module are disclosed. | 2021-12-02 |
20210373043 | DETECTION APPARATUS, SPECIMEN PROCESSING APPARATUS, AND SPECIMEN PROCESSING METHOD - According to an embodiment, a detection apparatus includes an inclination sensor arranged to be capable of inclining according to an outer shape of a specimen container, the inclination sensor configured to detect inclination information, and an information processor configured to detect posture information of the specimen container based on the inclination information. | 2021-12-02 |
20210373044 | PIPETTE AND LIQUID COLLECTION METHOD - In a capillary of a pipette, first and second ends in a longitudinal direction are opened. A pressure chamber communicates through the second end with an internal portion of the capillary. A driving part changes a volume of the pressure chamber. A control part outputs a first signal driving the driving part so that the volume of the pressure chamber increases and liquid is suctioned from the first end. A suction signal in the first signal drives the driving part so that the volume of the pressure chamber increases from a volume before suction of the liquid by a first increase amount to become a post-suction volume. A brake signal is output following the suction signal and drives the driving part so that the volume of the pressure chamber is reduced from the post-suction volume by an amount which is smaller in absolute value than the first increase amount. | 2021-12-02 |
20210373045 | SYSTEM AND METHOD FOR AUTONOMOUS SCANNING PROBE MICROSCOPY WITH IN-SITU TIP CONDITIONING - A method for assessing the quality of a tip of a scanning probe microscope (SPM) includes recording an SPM image, extracting a plurality of images of dangling bonds from the SPM image, feeding the extracted images of dangling bonds into a convolution neural network one image at a time, analyzing each of the plurality of images of dangling bonds using the convolution neural network, assigning each of the plurality of images of dangling bonds one of a sharp tip status or a double tip status, and determining whether the number of the plurality of images of dangling bonds of the SPM image assigned the double tip status exceeds a predetermined threshold. A method of automatically conditioning a tip of a scanning probe microscope (SPM) during imaging of a sample and a method of mass-producing atomistic quantum dots, qubits, or particular atom orbital occupation are also provided. | 2021-12-02 |
20210373046 | MEASURING METHOD FOR MEASURING HEAT DISTRIBUTION OF SPECIFIC SPACE USING STHM PROBE, METHOD AND DEVICE FOR DETECTING BEAM SPOT OF LIGHT SOURCE - The present disclosure provides a measuring method for measuring heat distribution of a specific space using an SThM probe, and a method and device for detecting a beam spot of a light source. | 2021-12-02 |
20210373047 | SCANNING ELECTROCHEMICAL MICROSCOPY WITH OSCILLATING PROBE TIP - A new scanning electrochemical microscopy tip positioning method that allows topography and surface activity to be resolved independently is presented. A SECM tip is oscillated relative to the surface of interest. Changes in the oscillation amplitude, caused by the intermittent contact of the SECM tip with the surface of interest, are used to detect the surface of interest, and as a feedback signal for various types of imaging | 2021-12-02 |
20210373048 | PROBE HEAD WITH LINEAR PROBE - A probe head includes upper and lower die units, and a linear probe inserted therethrough and thereby defined with tail, body and head portions. A first bottom surface of the upper die unit and a second top surface of the lower die unit face each other, thereby defining an inner space wherein the body portion is located and includes a plurality of sections each having front width larger than or equal to back width, including a narrowest section whose upper and lower ends have a distance from the first bottom surface and the second top surface respectively. The head and tail portions are offset from each other along two horizontal axes and the body portion is thereby curved. The present invention is favorable in dynamic behavior control of the linear probe which is easy in manufacturing, lower in cost and has more variety in material. | 2021-12-02 |
20210373049 | PROBE CARD AND INSPECTION METHOD - A probe card according to the present invention inspects a workpiece including a plurality of pads. The probe card includes: a secondary battery of a planar shape including a planar electrode of a planar shape and disposed such that the planar electrode faces the workpiece; and an electrical connection body disposed between the workpiece and the secondary battery. The secondary battery includes a structure that a wiring can be drawn from an optional portion of the planar electrode. The electrical connection body includes a plurality of contacts protruding toward the facing pads and electrically connects a plurality of pads and the planar electrode with a plurality of contacts. | 2021-12-02 |
20210373050 | CURRENT SENSOR SYSTEM - A current sensor system for measuring an AC electrical current, comprising: a busbar having a thickness and a width; a sensor device comprising two sensor elements spaced apart along a first direction for measuring two magnetic field components oriented in a second direction; the sensor device configured for determining a magnetic field difference, and for determining the AC current based on said difference. The sensor device is positioned relative to the busbar such that a reference point in the middle between the two sensor elements is located at a first distance from a side of the busbar from 70% to 110% or from 70% to 95% of the width of the busbar and is located at a second distance from 0.5 to 4.0 mm from the busbar. | 2021-12-02 |
20210373051 | Current Detection Device - A current detection device has a first base material, a second base material, and a third base material that are coated with insulation and connected between a three-phase inverter and a motor. The first base material is disposed on the upper surface of the third base material in close contact therewith and comprises, in a section which is not coated with insulation, a first resistor and a first measurement terminal which are fixed atop the first base material. The second base material is disposed on the lower surface of the third base material in close contact therewith and comprises, in a section which is not coated with insulation, a second resistor and second measurement terminal which are fixed atop the second base material. | 2021-12-02 |
20210373052 | ERROR WARNING MODULE - Herein disclosed is an error warning module, installed in an electronic device, comprising a detection unit and a processing unit. The detection unit detects a current or a voltage being transmitted by the electronic device to generate a current detection signal or a voltage detection signal. The processing unit, electrically connected to the detection unit, determines whether a current detection value indicated by the current detection signal exceeds a current setting range, or whether a voltage detection value indicated by the voltage detection signal exceeds a voltage setting range. When the current detection value exceeds the current setting range or the voltage detection value exceeds the voltage setting range, the processing unit generates a warning signal. | 2021-12-02 |
20210373053 | REAL-TIME POWER MONITORING METHOD, ELECTRONIC DEVICE AND COMPUTER PROGRAM PRODUCT - A real-time power monitoring method executable by an electronic device, comprising: performing an ADC calibration operation to a voltage of a first battery of the electronic device; calculating and forming a diagonal line for the first battery; determining whether the comparison result between a gain and an offset and an optimum gain and an optimum offset is located with a preset error range; if the comparison result is located with the preset error range, determining that the voltage calibration for the first battery is successful; and, if the comparison result is located outside the preset error range, determining that the voltage calibration for the first battery is unsuccessful, analyzing and fixing the first battery and for re-performing the ADC calibration to the first battery. | 2021-12-02 |
20210373054 | System and Method for Arc Detection Using a Bias RF Generator Signal - An arc detector for a RF power supply system, where the RF power supply incudes a first RF power supply and a second RF power supply. A signal applied to a non-linear load varies in accordance with an output from one of the first RF power supply or the second RF power supply. The signal has a frequency. During an arc or arc condition in the non-linear load, the frequency of the signal changes, and if the frequency is outside of a selected range, an arc or arc condition is indicated. The frequency can be determined by digitizing the signal into a series of pulses and measuring a time or period between pulses. | 2021-12-02 |
20210373055 | Method and System for a Radio Frequency (RF) Spectrum Analyzer on an Integrated Circuit - Methods and systems in accordance with the present invention provide an RF spectrum analyzer on a computer chip, such as an integrated circuit. They may provide RF spectrum analyzer functions on a much smaller scale, which is easier to implement, transport and install in other equipment. They present a single chip solution that is smaller, lighter and more compact than conventional systems. Additionally, they may be put in hand held (or smaller) devices. | 2021-12-02 |
20210373056 | REDUCTION OF NOISE IN IMPEDANCE MEASUREMENT CIRCUITS - A device having an impedance measurement circuit that allows for reduction of flicker noise can be implemented in a variety of applications. A carrier suppression technique can be implemented that substantially removes the carrier signal with removal of noise artifacts associated with the carrier signal from sidebands of the carrier signal. Carrier suppression in an AC impedance measurement circuit can be implemented by sensing a carrier signal of the measurement circuit at a transmit location of the measurement circuit and subtracting a weighted version of the carrier signal at a receive location of the measurement circuit. One or more compensation impedances can be used such that the sidebands of the carrier signal are received with the carrier signal suppressed with respect to the receive location. | 2021-12-02 |
20210373057 | Integrated Impedance Measurement Device and Impedance Measurement Method Thereof - Systems, devices, and methods are described herein for measuring an impedance of a DUT using an integrated impedance measurement device. A system includes a plurality of measurement circuits, a FFT processor, and a controller. The measurement circuits are coupled to the DUTs. Each measurement circuit is configured to generate a clock signal for a respective DUT, detect a voltage of the respective DUT, and generate first voltage related data using the clock signal and the voltage. The FFT processor is coupled to the measurement circuits. The FFT processor is configured to convert the first voltage related data into second voltage related data using a fast Fourier transform for each measurement circuit. The controller is coupled to the measurement circuits and the FFT processor. The controller is configured to calculate an impedance using the second voltage related data for each measurement circuit and output the impedance to each DUT. | 2021-12-02 |
20210373058 | DETECTION APPARATUS FOR UNBALANCED DC LINK CAPACITOR VOLTAGE - A detection apparatus for unbalanced DC link capacitor voltage, the DC link provides a DC voltage and includes a plurality of capacitors coupled in series to two ends of the DC link and a plurality of balanced resistors coupled in series to two ends of the DC link and corresponding to the capacitors. The detection apparatus includes a plurality of sense resistors and a current sensor. One end of each sense resistor is coupled to a common-connected node of two capacitors, and the other end thereof is coupled to a common-connected node of two balanced resistors. The current sensor is coupled to one of the sense resistors and measures a current value of a current flowing through the sense resistor coupled to the current sensor. | 2021-12-02 |
20210373059 | Two-Step Charge-Based Capacitor Measurement - Systems and methods are described herein for charge-based capacitor measurement. The system includes a first pseudo-inverter circuit and a second pseudo-inverter circuit. The system also includes a control circuit coupled between the first inverter circuit and the second inverter circuit. The control circuit is configured to generate independent and non-overlapping control signals for the first pseudo-inverter circuit and the second pseudo-inverter circuit. A shielding metal is coupled to the first pseudo-inverter circuit, the second pseudo-inverter circuit, and the control circuit. The shielding metal is configured to dissipate parasitic capacitance of at least one of the first pseudo-inverter circuit or the second pseudo-inverter circuit. A device under test is coupled to each of the first inverter circuit and the second inverter circuit. | 2021-12-02 |
20210373060 | ARRANGEMENT AND METHOD FOR TESTING A 4.5G OR A 5G BASE STATION - The present invention discloses an antenna arrangement for 4.5G or 5G base station testing purposes. The antenna elements are placed in concentric rings and in a star-shaped arrangement around a center spot. All antenna elements within the same ring are controlled by the same amplitude and phase control signal. The test system processor also selects dedicated rings into use and switches the rest of the rings off. The ring spacing, i.e. the mutual antenna element distance along the same radial line will be determined based on highest frequency within the desired wide frequency band. A bowtie dipole type of antenna can be used. The antenna elements can be fixed on a printed circuit board, and thus, they remain mechanically stationary. | 2021-12-02 |
20210373061 | ELECTROMAGNETIC WAVE MEASUREMENT PROBE, ELECTROMAGNETIC WAVE MEASUREMENT SYSTEM, AND BUNDLED OPTICAL FIBER - A measurement probe that measures a change in an optical signal caused by electro-optic effect according to an electromagnetic wave, and measures spatial distribution characteristics of the electromagnetic wave, based on differential values detected while the measurement probe and the electromagnetic wave move relative to each other. The measurement probe includes a first measurement device having a sensor structure including an electro-optic crystal that exhibits the electro-optic effect, an optical fiber that is provided on a root side of the electro-optic crystal and transmits the optical signal, and a reflection device that is provided on a tip end side of the electro-optic crystal and reflects the optical signal, and a second measurement device having the sensor structure. In first and second directions perpendicular to a fiber axis direction, a size of the electro-optic crystal is set to one third or less of a wavelength of the target electromagnetic wave. | 2021-12-02 |
20210373062 | CAPACITOR TESTING DEVICE AND TESTING METHOD THEREOF - A capacitor testing device includes a carrier with a plurality of clamping holes which are configured to carry capacitors to be tested; a conveying means being configured to convey the carrier; an image collection assembly, including an upper image collection assembly disposed above the conveying means and a lower image collection assembly disposed below the conveying means, the upper image collection assembly and the lower image collection assembly being configured to perform defect testing on outer surfaces of the capacitors to be tested; and a performance testing means, including a performance testing circuit board and a lifting assembly being configured to drive the performance testing circuit board to ascend or descend, and the performance testing means being configured to test electrical performances of the capacitors to be tested. | 2021-12-02 |
20210373063 | METHOD AND SYSTEM FOR MONITORING A HEALTH OF A POWER CABLE ACCESSORY BASED ON MACHINE LEARNING - Techniques, systems and articles are described for monitoring electrical equipment of a power grid and predicting likelihood failure events of such electrical equipment. In one example, a system includes an article of electrical equipment, at least one processor, and a storage device. The article of electrical equipment includes one or more sensors that are configured to generate sensor data indicative of one or more conditions of the article of electrical equipment. The storage device includes instructions that, when executed by the at least one processor, cause the at least one processor to: receive the sensor data; determine, based at least in part on the sensor data, a health of the article of electrical equipment; and responsive to determining the health of the article of electrical equipment, perform an operation. | 2021-12-02 |
20210373064 | TIME DOMAIN CALCULATION METHOD OF VOLTAGE TRAVELING-WAVE DIFFERENTIAL PROTECTION FOR VSC-HVDC TRANSMISSION LINES - The present invention related to the field of power system protection and control, presents a voltage travelling wave differential protection method considering the influence of frequency-dependent parameters, which provides more accurate and rapid fault identification. The technical scheme of the present invention is as follows: a calculation method of voltage travelling-wave differential protection for VSC-HVDC transmission lines, taking the influence of the frequency-dependent parameters into consideration, the steps are as follows: calculating a characteristic impedance and propagation coefficient of the frequency-dependent transmission line in time domain, collecting voltage and current signals at the both ends of the transmission line and then calculating the forward and backward voltage travelling wave, respectively, comparing a differential value of voltage travelling wave with a preset threshold value to determine whether the internal fault occurs. | 2021-12-02 |
20210373065 | PARTIAL DISCHARGE DETECTION APPARATUS AND PARTIAL DISCHARGE DETECTION METHOD - A partial discharge detection apparatus includes low-speed and high-speed AD converters. The low-speed AD converter converts an analog signal of an AC waveform flowing through a power cable into a digital signal. The high-speed AD converter converts an analog signal of a partial discharge current into a digital signal. The analog signal is in a plurality of Nyquist frequency domains defined for each of two different types of sampling frequencies. The partial discharge is detected by a partial-discharge-detection digital signal processing unit based on the maximum value or the sum of a current value obtained from the digital signal of the partial discharge current obtained by the conversion of the high-speed AD converter, for each phase of the AC waveform, which is obtained from the digital signal of the AC waveform flowing in the power cable. The digital signal is obtained by the conversion of the low-speed AD converter. | 2021-12-02 |
20210373066 | MONITORING POWER SYSTEMS UTILIZING PHASE LOCKED LOOP AND RF EMISSIONS, AND HIGH FREQUENCY ENVELOPE DETECTOR FOR SAME - A failure detection system for an energy network includes a radio frequency (RF) receiver adapted to be coupled with or in close proximity to the energy network, the RF receiver providing an amplitude modulated RF signal; an RF amplifier receiving the amplitude modulated RF signal and providing an amplified signal; an envelope detector receiving the amplitude modulated RF signal and providing a demodulated envelope signal; an optional algorithm implementation system receiving the demodulated envelope signal, where the optional algorithm implementation system processes the demodulated envelope signal by one or more of a Fast Fourier transform (FFT) trigger system and a phase-locked loop (PLL) trigger system; and a signature output that is the overall output signal of the failure detection system, wherein the signature output is adapted to indicate whether the energy network is experiencing partial discharge. | 2021-12-02 |
20210373067 | TEST DEVICE AND TEST METHOD THEREOF - Disclosed are a test device and a test method thereof. The test device includes a first electrode, an electron transport unit, a charge generation layer, a hole transport unit and a second electrode which are stacked; the charge generation layer includes an N-type doped layer and a P-type doped layer which is stacked on the N-type doped layer, the N-type doped layer is adjacent to the electron transport unit, and the P-type doped layer is adjacent to the hole transport unit. | 2021-12-02 |