mhurhangee/patent-ind-claim-en huggingface dataset:
A method for phase compensating a power factor correction circuit , the power factor correction circuit comprising a switching circuit and a control unit and receiving an input voltage (Vin) and an input current (Iin), the switching circuit being alternately turned on or turned off to generate an output voltage (Vout) and an output current (lout) under control of the control unit , the control unit comprising a low-pass filter , a differential controller and a cosine multiplier , the low-pass filter continuously receiving a sampled signal that reflects a present current value of the input current (Iin), the differential controller storing a compensation factor, the method comprising steps of: (a) the low-pass filter filtering the sampled signal; (b) the differential controller predicting a present waveform of the input current (Iin) corresponding to the present current value of the filtered sampled signal and a previous waveform of the input current (Iin) corresponding to a previous current value of the filtered sampled signal and generating a current error signal by multiplying a difference between the present waveform and the previous waveform by the compensation factor; (c) the cosine multiplier adjusting the current error signal, thereby generating an adjusted signal; (d) adding a feedforward signal (D_ff) to the adjusted signal, thereby generating a phase compensation signal (D_comp); and (e) generating a current control signal (D_curr_ctrl) according to a result of comparing a current feedback value with a preset current and adding the current control signal (D_curr_ctrl) to the phase compensation signal (D_comp), thereby generating a pulse width modulation signal (D_pwm) to control the switching circuit . (a) the low-pass filter filtering the sampled signal; (b) the differential controller predicting a present waveform of the input current (Iin) corresponding to the present current value of the filtered sampled signal and a previous waveform of the input current (Iin) corresponding to a previous current value of the filtered sampled signal and generating a current error signal by multiplying a difference between the present waveform and the previous waveform by the compensation factor; (c) the cosine multiplier adjusting the current error signal, thereby generating an adjusted signal; (d) adding a feedforward signal (D_ff) to the adjusted signal, thereby generating a phase compensation signal (D_comp); and (e) generating a current control signal (D_curr_ctrl) according to a result of comparing a current feedback value with a preset current and adding the current control signal (D_curr_ctrl) to the phase compensation signal (D_comp), thereby generating a pulse width modulation signal (D_pwm) to control the switching circuit .
An in-cell touch screen, comprising an upper substrate and a lower substrate that are arranged to face each other, and a plurality of touch electrodes that are independent of one another and arranged on a side of the lower substrate facing the upper substrate or on a side of the upper substrate facing the lower substrate; each touch electrode corresponds to a plurality of pixels in the touch screen, and a slit is disposed in each touch electrode and at a position corresponding to a first gap between two adjacent pixels of the plurality of pixels , wherein the two adjacent pixels are spaced from each other by the first gap; and the touch screen further comprises a strip-shaped floating electrode that is electrically connected with a corresponding one of the touch electrodes and is arranged at a position corresponding to the slit of the corresponding touch electrode and/or at a position corresponding to a second gap between two adjacent touch electrodes, wherein the two adjacent touch electrodes are insulated from each other by the second gap, wherein the strip-shaped floating electrode is not overlapped with other touch electrodes, except the touch electrode that is electrically connected with the strip-shaped floating electrode. each touch electrode corresponds to a plurality of pixels in the touch screen, and a slit is disposed in each touch electrode and at a position corresponding to a first gap between two adjacent pixels of the plurality of pixels , wherein the two adjacent pixels are spaced from each other by the first gap; and the touch screen further comprises a strip-shaped floating electrode that is electrically connected with a corresponding one of the touch electrodes and is arranged at a position corresponding to the slit of the corresponding touch electrode and/or at a position corresponding to a second gap between two adjacent touch electrodes, wherein the two adjacent touch electrodes are insulated from each other by the second gap, wherein the strip-shaped floating electrode is not overlapped with other touch electrodes, except the touch electrode that is electrically connected with the strip-shaped floating electrode.
A welding system (10; 84) comprising: a display (30; 102) configured to show a prerecorded video selected from a plurality of prerecorded videos, wherein the plurality of prerecorded videos correspond to a welding application, a processor characterized in that the processor is configured to log data from an actual performed welding application, wherein the data comprise an orientation of a torch, a distance between a contact tip of the torch and a workpiece, a voltage , a current, welding device settings; to store the logged data in a memory device ; to analyze the logged data to determine a welding deficiency and to select a prerecorded video from a plurality of prerecorded videos based on the logged data stored in the memory device and on the determined welding deficiency, and to display the selected prerecorded video on the display; wherein the prerecorded video comprises a tutorial video, a training video, a diagnostics video, a configuration video, an informational video, a servicing video, or some combination thereof. a display (30; 102) configured to show a prerecorded video selected from a plurality of prerecorded videos, wherein the plurality of prerecorded videos correspond to a welding application, a processor characterized in that the processor is configured to log data from an actual performed welding application, wherein the data comprise an orientation of a torch, a distance between a contact tip of the torch and a workpiece, a voltage , a current, welding device settings; to store the logged data in a memory device ; to analyze the logged data to determine a welding deficiency and to select a prerecorded video from a plurality of prerecorded videos based on the logged data stored in the memory device and on the determined welding deficiency, and to display the selected prerecorded video on the display; wherein the prerecorded video comprises a tutorial video, a training video, a diagnostics video, a configuration video, an informational video, a servicing video, or some combination thereof.
A lubricant composition, comprising: a copolymer comprising constitutional units formed from monomers comprising 1-dodecene, and an α-ester-alk-ω-ene molecule wherein the mole to mole ratio of 1-dodecene to α-ester-alk-ω-ene molecule is 10:1; and a second alpha-olefin having from 8 to 16 carbon atoms; wherein the mole-to-mole ratio of 1-dodecene to the second alpha-olefin is at least 2:1 ; and where the composition has a kinematic viscosity at 100 °C of from 5 to 20 centistokes. a copolymer comprising constitutional units formed from monomers comprising 1-dodecene, and an α-ester-alk-ω-ene molecule wherein the mole to mole ratio of 1-dodecene to α-ester-alk-ω-ene molecule is 10:1; and a second alpha-olefin having from 8 to 16 carbon atoms; an α-ester-alk-ω-ene molecule wherein the mole to mole ratio of 1-dodecene to α-ester-alk-ω-ene molecule is 10:1; and a second alpha-olefin having from 8 to 16 carbon atoms; wherein the mole-to-mole ratio of 1-dodecene to the second alpha-olefin is at least 2:1 ; and where the composition has a kinematic viscosity at 100 °C of from 5 to 20 centistokes.
A method for transaction authorization, the method comprising: receiving , at an authenticating device from a terminal device, a request to generate a dataset transmittable through an underlying network compatible with a technical protocol, wherein the request comprises a plurality of data object values indicative of transaction information, and wherein credentials to authorize a transaction are stored on the authenticating device; generating , based on the plurality of data object values, a transaction comprising a source identifier, a destination identifier, a transaction value, and authorization data in a form of a digital signature; determining whether to encapsulate at least one portion of the transaction or a symmetric encryption key allowing to decrypt the digital signature based on determining whether a size of the transaction and the digital signature can fit in a total amount of data that can be allocated and transmitted in discretionary data fields of the dataset of the technical protocol; in response to determining that the at least one portion of the transaction is to be encapsulated , encapsulating and embedding the at least one portion of the transaction in the discretionary data fields by splitting the digital signature of the transaction for inclusion in the discretionary data fields; in response to determining that the symmetric encryption key is to be encapsulated , encapsulating and embedding the symmetric encryption key in the discretionary data fields; and transmitting the dataset to the terminal device for processing the transaction in a target distributed ledger. receiving , at an authenticating device from a terminal device, a request to generate a dataset transmittable through an underlying network compatible with a technical protocol, wherein the request comprises a plurality of data object values indicative of transaction information, and wherein credentials to authorize a transaction are stored on the authenticating device; generating , based on the plurality of data object values, a transaction comprising a source identifier, a destination identifier, a transaction value, and authorization data in a form of a digital signature; determining whether to encapsulate at least one portion of the transaction or a symmetric encryption key allowing to decrypt the digital signature based on determining whether a size of the transaction and the digital signature can fit in a total amount of data that can be allocated and transmitted in discretionary data fields of the dataset of the technical protocol; in response to determining that the at least one portion of the transaction is to be encapsulated , encapsulating and embedding the at least one portion of the transaction in the discretionary data fields by splitting the digital signature of the transaction for inclusion in the discretionary data fields; in response to determining that the symmetric encryption key is to be encapsulated , encapsulating and embedding the symmetric encryption key in the discretionary data fields; and transmitting the dataset to the terminal device for processing the transaction in a target distributed ledger.
A portable device for cold chain storage, the device comprising: a container defining therein a storage region , the container including: an inner cylinder , the storage region being defined coaxially inwardly of the inner cylinder, the inner cylinder including: evaporative coils disposed therein, a thermally insulated outer cylinder , an outer wall of the outer cylinder being disposed radially outwardly of an outer wall of the inner cylinder, a compressor fluidly coupled to the evaporative coils; an electrical battery electrically coupled to the compressor; a temperature sensor ; and a controller operatively couplable to the temperature sensor and operatively coupled to the compressor, the controller being configured to control the compressor responsive to the temperature sensor; a frame configured to receive therein the container, the compressor, the electrical battery, and the controller; a carrying member attachable to the frame and configured to permit a user to carry the frame; characterized in that the inner cylinder includes phase change material disposed therein, the phase change material being in thermal communication with the storage region; and the evaporative coils being embedded in the phase change material; wherein the outer cylinder is thermally insulated with vacuum insulation. an inner cylinder , the storage region being defined coaxially inwardly of the inner cylinder, the inner cylinder including: evaporative coils disposed therein, a thermally insulated outer cylinder , an outer wall of the outer cylinder being disposed radially outwardly of an outer wall of the inner cylinder, a compressor fluidly coupled to the evaporative coils; an electrical battery electrically coupled to the compressor; a temperature sensor ; and a controller operatively couplable to the temperature sensor and operatively coupled to the compressor, the controller being configured to control the compressor responsive to the temperature sensor; a frame configured to receive therein the container, the compressor, the electrical battery, and the controller; a carrying member attachable to the frame and configured to permit a user to carry the frame; characterized in that the inner cylinder includes phase change material disposed therein, the phase change material being in thermal communication with the storage region; and the evaporative coils being embedded in the phase change material; wherein the outer cylinder is thermally insulated with vacuum insulation.
A drug delivery device comprising: a body that comprises a wall bounding a reservoir defined within the body, the wall having at least one preformed through-hole disposed therein and comprising a water-permeable portion, the body comprising an elastic portion ; and a drug formulation which comprises a drug, the drug formulation being disposed within the reservoir; wherein the drug delivery device comprises at least one restraining plug closing off an opening of the body and contacting the elastic portion of the body, the opening being in fluid communication with the reservoir, wherein the water-permeable portion of the wall is configured to permit water to enter the drug delivery device and contact the drug formulation located in the reservoir, characterized in that release of the drug from the device is controlled by (i) release of the drug through the at least one preformed through-hole in the wall, and (ii) release of the drug through the transient formation of one or more microchannels between the elastic portion of the body and the at least one restraining plug, extending to the opening, upon the generation within the reservoir of a hydrostatic pressure effective to form the one or more microchannels. a body that comprises a wall bounding a reservoir defined within the body, the wall having at least one preformed through-hole disposed therein and comprising a water-permeable portion, the body comprising an elastic portion ; and a drug formulation which comprises a drug, the drug formulation being disposed within the reservoir; wherein the drug delivery device comprises at least one restraining plug closing off an opening of the body and contacting the elastic portion of the body, the opening being in fluid communication with the reservoir, wherein the water-permeable portion of the wall is configured to permit water to enter the drug delivery device and contact the drug formulation located in the reservoir, characterized in that release of the drug from the device is controlled by (i) release of the drug through the at least one preformed through-hole in the wall, and (ii) release of the drug through the transient formation of one or more microchannels between the elastic portion of the body and the at least one restraining plug, extending to the opening, upon the generation within the reservoir of a hydrostatic pressure effective to form the one or more microchannels.
A fluidic diode comprising: a housing having an inlet and an outlet and a divided fluid passageway formed therein, characterized in that the divided fluid passageway is defined by symmetrical mirror image partitions positioned a first spaced apart distance from one another by a constant width primary fluid pathway positioned a second spaced apart distance from an interior wall of the housing that defines a constant width secondary fluid pathway between each partition and the interior wall ; wherein each of the symmetrical mirror image partitions is generally tear-drop shaped when viewed as a coronal plane cross-section with a tip pointed generally toward the outlet ; wherein flow from the inlet to the outlet is through the primary fluid pathway with some additional flow through the secondary fluid pathways joining the primary fluid pathway proximate the outlet for flow together in the same direction; and wherein flow from the outlet to the inlet through the secondary fluid pathways exits the secondary fluid pathways into the primary fluid pathway , proximate the inlet , in a direction substantially opposite the flow in the primary fluid pathway . a housing having an inlet and an outlet and a divided fluid passageway formed therein, characterized in that the divided fluid passageway is defined by symmetrical mirror image partitions positioned a first spaced apart distance from one another by a constant width primary fluid pathway positioned a second spaced apart distance from an interior wall of the housing that defines a constant width secondary fluid pathway between each partition and the interior wall ; wherein each of the symmetrical mirror image partitions is generally tear-drop shaped when viewed as a coronal plane cross-section with a tip pointed generally toward the outlet ; wherein flow from the inlet to the outlet is through the primary fluid pathway with some additional flow through the secondary fluid pathways joining the primary fluid pathway proximate the outlet for flow together in the same direction; and wherein flow from the outlet to the inlet through the secondary fluid pathways exits the secondary fluid pathways into the primary fluid pathway , proximate the inlet , in a direction substantially opposite the flow in the primary fluid pathway .
Method for identifying unknown substances in an object, comprising the steps of: a) Directing a collimated X-ray beam onto the object; b) Detecting and measuring X-ray energy scattered from the object; c) Comparing the measurements of step b) to known measurements corresponding to specific substances or classes of substances to identify the unknown substances in the object; d) Detecting and measuring a function of Rayleigh intensity at a number of angles in a predetermined angular range to determine the angular course of the function of Rayleigh intensity in the angular range; Characterised in that the method further comprises the following steps: e) Determining an angle or angle interval within the angular range at which the function of Rayleigh intensity is essentially zero; and f) Identifying the unknown substances in the object by comparing the angle or angle interval determined in step e) to known angles or angle intervals at which the function of Rayleigh intensity corresponding to specific substances or classes of substances is essentially zero. a) Directing a collimated X-ray beam onto the object; b) Detecting and measuring X-ray energy scattered from the object; c) Comparing the measurements of step b) to known measurements corresponding to specific substances or classes of substances to identify the unknown substances in the object; d) Detecting and measuring a function of Rayleigh intensity at a number of angles in a predetermined angular range to determine the angular course of the function of Rayleigh intensity in the angular range; Characterised in that the method further comprises the following steps: e) Determining an angle or angle interval within the angular range at which the function of Rayleigh intensity is essentially zero; and f) Identifying the unknown substances in the object by comparing the angle or angle interval determined in step e) to known angles or angle intervals at which the function of Rayleigh intensity corresponding to specific substances or classes of substances is essentially zero. e) Determining an angle or angle interval within the angular range at which the function of Rayleigh intensity is essentially zero; and f) Identifying the unknown substances in the object by comparing the angle or angle interval determined in step e) to known angles or angle intervals at which the function of Rayleigh intensity corresponding to specific substances or classes of substances is essentially zero.
A method for producing an RF part of an antenna system, e.g. for use in communication, radar or sensor applications, the RF part being provided with a plurality of protruding elements protruding from a base surface of the RF part, the method comprising: providing a die being provided with a plurality of recessions forming the negative of the protruding elements of the RF part; arranging a formable piece of material on the die; and applying a pressure on the formable piece of material, thereby compressing the formable piece of material to conform with the recessions of the die, wherein the die comprises at least two die layers comprising through-holes forming said recessions, said at least two die layers being sandwiched directly on top of each other. providing a die being provided with a plurality of recessions forming the negative of the protruding elements of the RF part; arranging a formable piece of material on the die; and applying a pressure on the formable piece of material, thereby compressing the formable piece of material to conform with the recessions of the die, wherein the die comprises at least two die layers comprising through-holes forming said recessions, said at least two die layers being sandwiched directly on top of each other.
A non-transitory computer readable medium comprising instructions which, when executed by one or more hardware processors , causes performance of operations comprising: identifying a plurality of executions of a same particular query during a first period of time; computing a cumulative execution time for the plurality of executions of the particular query during the first period of time by aggregating execution times of each execution of the plurality of executions; determining that the cumulative execution time for the particular query during the first period of time exceeds a first threshold value; and responsive to the operation of determining that the cumulative execution time exceeds the first threshold value: caching a resource, used for execution of the particular query, for a second period of time. identifying a plurality of executions of a same particular query during a first period of time; computing a cumulative execution time for the plurality of executions of the particular query during the first period of time by aggregating execution times of each execution of the plurality of executions; determining that the cumulative execution time for the particular query during the first period of time exceeds a first threshold value; and responsive to the operation of determining that the cumulative execution time exceeds the first threshold value: caching a resource, used for execution of the particular query, for a second period of time.