mhurhangee/patent-ind-claim-en huggingface dataset:
A class D switching amplifier circuit comprising: first and second opposing-phase electronic switches , each connected between a supply voltage and a respective end of an output drive circuit, each respectively configured and arranged to rapidly switch back and forth in response to an amplifier input signal; the output drive circuit being an impedance-based antenna circuit and configured and arranged to provide an output drive signal in response to output signals from the first and second opposing-phase electronic switches; first and second gate drivers , configured to drive the gates of respective first and second electronic switches and having a respective gate-driver supply voltage terminal; and an output-amplitude control circuit configured and arranged to limit the voltage at the respective gate-driver supply voltage terminal, so as to limit at least one maximum-achievable voltage at the gate or source ofat least one of the first and second opposing-phase electronic switches, wherein each said at least one maximum-achievable voltage is less than the supply voltage provided by the power source; wherein the output-amplitude control circuit comprises a linear MOSFET voltage regulator having its gate terminal connected to the respective end of the impedance-based antenna circuit through a limiting diode and an impedance circuit providing a selectable cumulative voltage drop, the selectable cumulative voltage drop consisting of voltage drops effected by one or more selectable serially-arranged components in the impedance circuit. first and second opposing-phase electronic switches , each connected between a supply voltage and a respective end of an output drive circuit, each respectively configured and arranged to rapidly switch back and forth in response to an amplifier input signal; the output drive circuit being an impedance-based antenna circuit and configured and arranged to provide an output drive signal in response to output signals from the first and second opposing-phase electronic switches; first and second gate drivers , configured to drive the gates of respective first and second electronic switches and having a respective gate-driver supply voltage terminal; and an output-amplitude control circuit configured and arranged to limit the voltage at the respective gate-driver supply voltage terminal, so as to limit at least one maximum-achievable voltage at the gate or source ofat least one of the first and second opposing-phase electronic switches, wherein each said at least one maximum-achievable voltage is less than the supply voltage provided by the power source; wherein the output-amplitude control circuit comprises a linear MOSFET voltage regulator having its gate terminal connected to the respective end of the impedance-based antenna circuit through a limiting diode and an impedance circuit providing a selectable cumulative voltage drop, the selectable cumulative voltage drop consisting of voltage drops effected by one or more selectable serially-arranged components in the impedance circuit.
A method comprising: receiving , from an image capture device coupled to a computing device, a first image of a face of a user, and a second image of the face of the user; detecting , by the computing device, a liveness gesture based on at least one of a yaw angle of the second image relative to the first image and a pitch angle of the second image relative to the first image, wherein the yaw angle corresponds to a transition of a head of the user centered around a vertical axis, and wherein the pitch angle corresponds to a transition of the head of the user centered around a horizontal axis, wherein detecting the liveness gesture is based at least in part on at least one facial landmark represented in one or both of the first image and the second image, wherein the yaw angle is obtained at least partly based on a detected presence of the at least one facial landmark in one of the first image and the second image and a detected absence of the at least one facial landmark in the respective other one of the first image and the second image; generating , by the computing device, a liveness score based on a yaw angle magnitude associated with the yaw angle; comparing , by the computing device, the liveness score to a threshold value; and determining , by the computing device, based at least in part on the comparison, whether to deny authentication to the user with respect to accessing one or more functionalities controlled by the computing device. receiving , from an image capture device coupled to a computing device, a first image of a face of a user, and a second image of the face of the user; detecting , by the computing device, a liveness gesture based on at least one of a yaw angle of the second image relative to the first image and a pitch angle of the second image relative to the first image, wherein the yaw angle corresponds to a transition of a head of the user centered around a vertical axis, and wherein the pitch angle corresponds to a transition of the head of the user centered around a horizontal axis, wherein detecting the liveness gesture is based at least in part on at least one facial landmark represented in one or both of the first image and the second image, wherein the yaw angle is obtained at least partly based on a detected presence of the at least one facial landmark in one of the first image and the second image and a detected absence of the at least one facial landmark in the respective other one of the first image and the second image; generating , by the computing device, a liveness score based on a yaw angle magnitude associated with the yaw angle; comparing , by the computing device, the liveness score to a threshold value; and determining , by the computing device, based at least in part on the comparison, whether to deny authentication to the user with respect to accessing one or more functionalities controlled by the computing device.
Use of a biomarker composition for in vitro diagnosis of Still's disease, the biomarker composition comprising at least the protein CD32.
Sealing arrangement for a gas turbine, comprising a first component made at least partially from ceramic fiber composite materials, a second component made at least partially from ceramic fiber composite materials, a sealing element which is received between the first component and the second component , wherein the sealing element is designed as a sealing strip, particularly as a fabric hose made of metallic and/or ceramic materials, wherein at least one depression receiving the sealing element is formed on the first component and/or on the second component , wherein the at least one depression has a sectional profile with an inner section which is concave toward the sealing element , characterized in that the inner section has a radius of curvature and that the at least one depression is formed by continuously curving ceramic fibers of the ceramic fiber composite material.
Hinge for detachable sheet metal cabinet doors or walls, comprising a first hinge part or frame part which can be fixed to the door or cabinet frame , and a second hinge part or door part which can be fixed to the door leaf or cabinet wall , which hinge parts are connected to one another in an articulated manner by means of a hinge pin , with a latch-like tongue arranged in the second hinge part so as to be displaceable against spring force , characterised by a lifting device which engages around the hinge pin , the hinge pin being guided through finger-like ends of the first hinge part , and supports it centrally together with the latch-like tongue , wherein the engaging part of the lifting device can be displaced perpendicular to the plane of the door leaf or cabinet wall by means of a key , such as a double-bit key, via an actuator , and wherein the second hinge part forms slotted-guide-like guide walls which form a guide for the lifting device and enclose it in a U-shape.
Suction appliance for cleaning purposes, which comprises a suction unit , a suction container with a suction material inlet and a suction material outlet , which suction container is able to be applied with underpressure by said suction unit , a closing device arranged at the suction material outlet that closes the suction material outlet in a closing position with a covering element and, when underpressure is not being applied, is transferable into an open position by the weight of suction material, in which open position the covering element unblocks the suction material outlet and suction material passes through the suction material outlet into a dirt bag , characterized in that the suction appliance (10; 120) has an actuating device for a user, which is mechanically coupled to the closing device for transferring the latter from the closing position into the open position.
Cantilever for a piezoelectric energy harvesting system, wherein the cantilever comprises two layers formed of polyvinylidene fluoride, and wherein a core layer formed of a shim material is sandwiched between the two layers formed of polyvinylidene fluoride, characterized in that the two layers formed of polyvinylidene fluoride respectively have a predominantly β-type crystal structure, wherein the two layers formed of polyvinylidene fluoride respectively have a length between 60mm and 80mm and a width between 10mm and 20mm.
A process for producing a hot-formed steel product comprising a steel substrate and an aluminium alloy coating layer, the aluminium alloy coating layer comprising a surface layer and a diffusion layer between the surface layer and the steel substrate, and the surface layer containing between 0 and 10 area% of τ-phase, and wherein the τ-phase, if present, is dispersed in the surface layer, and wherein the process at least comprises the subsequent steps of: - providing a steel strip or sheet provided with an aluminium alloy coating layer by means of immersing the steel substrate in a molten aluminium alloy bath comprising at least 0.4 wt.% and at most 4.0 wt.% of Si; - cutting the coated steel strip or sheet to obtain a blank; - hot-forming the blank into a product by means of a direct or indirect hot-forming process wherein the hot-forming process involves heating the blank, or the hot-formed steel product in case of the indirect hot-forming process, to a temperature above the Ac1-temperature, preferably above the Ac3-temperature of the steel; - cooling the product to form the desired final microstructure to obtain the hot-formed steel product. - providing a steel strip or sheet provided with an aluminium alloy coating layer by means of immersing the steel substrate in a molten aluminium alloy bath comprising at least 0.4 wt.% and at most 4.0 wt.% of Si; - cutting the coated steel strip or sheet to obtain a blank; - hot-forming the blank into a product by means of a direct or indirect hot-forming process wherein the hot-forming process involves heating the blank, or the hot-formed steel product in case of the indirect hot-forming process, to a temperature above the Ac1-temperature, preferably above the Ac3-temperature of the steel; - cooling the product to form the desired final microstructure to obtain the hot-formed steel product.
A dry shape memory adhesive material for adhering one or more target surfaces comprising: a dry adhesive layer comprising one or more hydrophilic polymers, one or more amine coupling groups, and one or more cross linkers; the dry adhesive layer having a top surface, a bottom surface, a thickness measured from the top surface to the bottom surface, a length, and width; the dry adhesive layer having a pre-stretched configuration in length and width that is greater in length and width than an original configuration prior to pre-stretching; wherein the dry shape memory adhesive material has a liquid content such that placement of one or more of the top and/or bottom surfaces of the dry adhesive layer in contact with the one or more target surfaces in the presence of fluid causes the dry adhesive layer to (a) absorb at least a portion of the fluid, swell in volume and transform to a hydrated rubbery state, and form of physical and covalent crosslinks on the one or more target surfaces, and (b) contract in length and/or width from the pre-stretched configuration to about the original configuration. a dry adhesive layer comprising one or more hydrophilic polymers, one or more amine coupling groups, and one or more cross linkers; the dry adhesive layer having a top surface, a bottom surface, a thickness measured from the top surface to the bottom surface, a length, and width; the dry adhesive layer having a pre-stretched configuration in length and width that is greater in length and width than an original configuration prior to pre-stretching; wherein the dry shape memory adhesive material has a liquid content such that placement of one or more of the top and/or bottom surfaces of the dry adhesive layer in contact with the one or more target surfaces in the presence of fluid causes the dry adhesive layer to (a) absorb at least a portion of the fluid, swell in volume and transform to a hydrated rubbery state, and form of physical and covalent crosslinks on the one or more target surfaces, and (b) contract in length and/or width from the pre-stretched configuration to about the original configuration.
A method of detecting water within a pit of an elevator shaft , the method comprising: emitting an electromagnetic wave from an electromagnetic wave source towards a bottom of an elevator shaft , wherein the electromagnetic wave is light; detecting a reflected electromagnetic wave of the electromagnetic wave using an electromagnetic wave detector ; and determining whether water is present within the pit of the elevator shaft in response to the reflected electromagnetic wave ; characterized by : determining a circularity of a spot of light reflection ; and determining whether water is present within the pit of the elevator shaft in response to the circularity of the spot of light reflection . emitting an electromagnetic wave from an electromagnetic wave source towards a bottom of an elevator shaft , wherein the electromagnetic wave is light; detecting a reflected electromagnetic wave of the electromagnetic wave using an electromagnetic wave detector ; and determining whether water is present within the pit of the elevator shaft in response to the reflected electromagnetic wave ; characterized by : determining a circularity of a spot of light reflection ; and determining whether water is present within the pit of the elevator shaft in response to the circularity of the spot of light reflection . determining a circularity of a spot of light reflection ; and determining whether water is present within the pit of the elevator shaft in response to the circularity of the spot of light reflection .
A fastener for securing to at least a first panel having a collar defining an opening formed therein, the fastener comprising: a fastening portion adapted to be inserted in a first direction (A) through the opening of the collar and then moved in a second direction into an engaged positioned to secure the fastener to the first panel , the second direction being opposite to the first direction (A); and a body having a circumferential gasket secured thereto such that the gasket is arranged to sealingly engage with an inner surface of the collar when the fastener is inserted into the collar ; characterised in that the gasket is configured to engage the inner surface of the collar to provide a first level of resistance when moving in the first direction (A) and a second level of resistance when moving in the second direction, the first level of resistance being lower than the second level of resistance; and in that the gasket comprises an upper lip and a lower lip spaced in the first direction (A). a fastening portion adapted to be inserted in a first direction (A) through the opening of the collar and then moved in a second direction into an engaged positioned to secure the fastener to the first panel , the second direction being opposite to the first direction (A); and a body having a circumferential gasket secured thereto such that the gasket is arranged to sealingly engage with an inner surface of the collar when the fastener is inserted into the collar ; characterised in that the gasket is configured to engage the inner surface of the collar to provide a first level of resistance when moving in the first direction (A) and a second level of resistance when moving in the second direction, the first level of resistance being lower than the second level of resistance; and in that the gasket comprises an upper lip and a lower lip spaced in the first direction (A).
A compressor unit for processing a working fluid comprising a compressor inside a housing to compress the working fluid, and a collection chamber fluidly coupled with a working fluid inlet of said housing and with a balance system of said compressor and said chamber being filled with part of the working fluid to balance at least in part the axial thrust of said compressor during the working phase; the other part of the working fluid entering inside said compressor to be worked; characterized by said collection chamber being configured to drain a liquid that may have entered inside said compressor unit during subsea installation thereof in order to avoid the passage of the liquid inside said compressor .
A method of adding echogenic features to a medical device comprising: positioning an impression roller adjacent to a medical device , wherein the impression roller has an outer surface including at least one protrusion , wherein the device has a device surface , rotating the impression roller with respect to the device so that the at least one protrusion presses into the device surface to form a depression ; creating a ridge around a rim of the depression, wherein the ridge is positioned radially further than the radially-outward-most extent of the device surface; rotating a guide roller with respect to the device so that the guide roller rolls against the device surface; and forming a portion of the ridge into the depression to create a lobe extending over the depression, wherein a portion of the lobe faces a bottom surface of the depression, and wherein the lobe defines a pocket between the bottom surface and the lobe, and wherein the bottom surface is within the rim of the depression and faces outward of the depression. positioning an impression roller adjacent to a medical device , wherein the impression roller has an outer surface including at least one protrusion , wherein the device has a device surface , rotating the impression roller with respect to the device so that the at least one protrusion presses into the device surface to form a depression ; creating a ridge around a rim of the depression, wherein the ridge is positioned radially further than the radially-outward-most extent of the device surface; rotating a guide roller with respect to the device so that the guide roller rolls against the device surface; and forming a portion of the ridge into the depression to create a lobe extending over the depression, wherein a portion of the lobe faces a bottom surface of the depression, and wherein the lobe defines a pocket between the bottom surface and the lobe, and wherein the bottom surface is within the rim of the depression and faces outward of the depression.
A beverage device for making a beverage, particularly a coffee-based beverage, comprising: an electronic control unit; a portable cooking pot having a bottom and an open top for receiving a mixture that is added to the cooking pot to make the beverage, in which a cooking process is performed; a heating means for heating the cooking pot during the cooking process; and an infrared temperature sensor for contactless sensing the temperature in the cooking pot ; characterized in that said infrared temperature sensor is configured to detect the temperature of an upper surface of the mixture during the cooking process and said infrared temperature sensor is disposed in proximity to the cooking pot at a distance such as to allow the measurement of the temperature of the upper surface of the mixture contactless wherein said electronic control unit reduces or cuts off power transferred to said heating means when a predefined temperature value is reached based on the temperature value obtained from the infrared temperature sensor . an electronic control unit; a portable cooking pot having a bottom and an open top for receiving a mixture that is added to the cooking pot to make the beverage, in which a cooking process is performed; a heating means for heating the cooking pot during the cooking process; and an infrared temperature sensor for contactless sensing the temperature in the cooking pot ; characterized in that said infrared temperature sensor is configured to detect the temperature of an upper surface of the mixture during the cooking process and said infrared temperature sensor is disposed in proximity to the cooking pot at a distance such as to allow the measurement of the temperature of the upper surface of the mixture contactless wherein said electronic control unit reduces or cuts off power transferred to said heating means when a predefined temperature value is reached based on the temperature value obtained from the infrared temperature sensor .