mhurhangee/ep-ind-claims huggingface dataset:
Method for determining a resonant frequency and a quality factor of an electrostatic actuation oscillator, the method comprising the following steps: - estimate the oscillator's resonant frequency; - define a frequency range, called the "search zone", in which the resonant frequency is sought, the search zone being centred on an estimated resonant frequency; - generate an excitation voltage defined as the sum of a sinusoidal voltage having a constant frequency, F 0, equal to the estimated resonant frequency and a finite pulse response of a low-pass filter having a spectral width, ΔF, equal to the width of the search zone; - apply the excitation voltage at the input of the oscillator; - acquire in the time domain a response voltage present at the output of the oscillator when the excitation voltage is applied at the input of the oscillator; - obtain, by transformation in the frequency domain, an amplitude spectral density of the response voltage; - determine the resonant frequency and the quality factor of the oscillator from the amplitude spectral density. - estimate the oscillator's resonant frequency; - define a frequency range, called the "search zone", in which the resonant frequency is sought, the search zone being centred on an estimated resonant frequency; - generate an excitation voltage defined as the sum of a sinusoidal voltage having a constant frequency, F 0, equal to the estimated resonant frequency and a finite pulse response of a low-pass filter having a spectral width, ΔF, equal to the width of the search zone; - apply the excitation voltage at the input of the oscillator; - acquire in the time domain a response voltage present at the output of the oscillator when the excitation voltage is applied at the input of the oscillator; - obtain, by transformation in the frequency domain, an amplitude spectral density of the response voltage; - determine the resonant frequency and the quality factor of the oscillator from the amplitude spectral density.
A device that detects vascular condition based on point fluctuation conduction characteristics of the heart, comprising a plurality of flexible detection terminals with ultrasonic transceiving capability; a control module; and a computing module, wherein each flexible detection terminal is connected with the control module; wherein the control module is connected with the computing module; wherein each flexible detection terminal is configured to drive and transmit an ultrasonic detection signal, receive and preprocessing an ultrasonic echo signal, and perform data communications; wherein the control module is configured to set and control detection parameters of the whole device, generate detection signals, store detection data, compare vascular conduction characteristics, perform data communications, and human-computer interaction; and wherein the computing module is configured to carry out inversion of point fluctuation and pulse waves, identification of vascular conduction characteristics, extraction of vascular features, and data communications, wherein the computing module comprises an inversion unit; a conduction characteristic identification unit; a feature extraction unit; and a communication unit, wherein based on the ultrasonic echo signals received by the probes responsible for ultrasonic echo reception of the flexible detection terminal, the inversion unit is configured to perform time and spatial time-domain/frequency-domain inversion of the positions and their variations of multiple detection points of the heart muscle and vascular wall in the detection area using frequency estimation algorithms and geometric principles, and to obtain multidimensional time-domain/frequency-domain characteristics of multiple point fluctuations of the heart muscle and multiple point pulse waves of the vascular wall; wherein the conduction characteristic identification unit is configured to take the multiple point fluctuations of the heart muscle as the input and the multiple point pulse waves of the vascular wall as the output, to identify the vascular conduction characteristics between the multi-input signal and the multi-output signal using digital signal processing methods, and then to decompose the vascular conduction characteristics based on the cascade feature of the blood vessel to obtain the conduction characteristics of a certain section of the blood vessel; wherein the feature extraction unit is configured to extract the feature of the vascular conduction characteristics and then to obtain the conduction feature of a certain section of the blood vessel; and wherein the communication unit is configured to perform the data and control information communication between the computing module and the control module using a wired/wireless communication method.
An implantable hydraulic displacement actuator comprising a biocompatible hydraulic displacement fluid for providing a force inside a human or animal body, characterized in that said hydraulic displacement actuator comprises: - a first fixation means for anchoring the hydraulic displacement actuator at an AV valve or valve plane; and - a second fixation means for anchoring the hydraulic displacement actuator at a distance from an AV valve or plane adjacent an apex of a heart and/or in a heart muscle, where said hydraulic displacement actuator is a linear hydraulic actuator for generating a cardiac movement. - a first fixation means for anchoring the hydraulic displacement actuator at an AV valve or valve plane; and - a second fixation means for anchoring the hydraulic displacement actuator at a distance from an AV valve or plane adjacent an apex of a heart and/or in a heart muscle, where said hydraulic displacement actuator is a linear hydraulic actuator for generating a cardiac movement.
A cooling system, comprising: a first channel that is configured to direct a liquid coolant; a second channel that is configured to direct a vapor coolant generated from said liquid coolant; a condenser that is configured to permit said vapor coolant to undergo phase transition to said liquid coolant; and at least one cooling interface in fluid communication with said first channel and said second channel, wherein said at least one cooling interface comprises (i) a coolant inlet comprising a shut-off valve for directing said liquid coolant from said first channel towards said second channel; (ii) at least one heat exchange unit for permitting heat to flow from a source of thermal energy to said liquid coolant from said coolant inlet, thereby permitting said liquid coolant to undergo phase transition to said vapor coolant; and (iii) a coolant outlet to permit said vapor coolant to flow from said at least one heat exchange unit to said second channel, characterised in that said shut-off valve is a float valve that controls a level of liquid coolant in said at least one cooling interface, and is designed to: (i) prevent continuous and/or circular flow of the coolant; and (ii) prevent liquid coolant, vapor coolant, or both from entering the first channel from said cooling interface; wherein the level of said liquid coolant in said at least one cooling interface is self-regulating; and the cooling system autonomously delivers liquid coolant to a cooling interface(s) undergoing heat removal and not to cooling interface(s) where heat is not being removed. a first channel that is configured to direct a liquid coolant; a second channel that is configured to direct a vapor coolant generated from said liquid coolant; a condenser that is configured to permit said vapor coolant to undergo phase transition to said liquid coolant; and at least one cooling interface in fluid communication with said first channel and said second channel, wherein said at least one cooling interface comprises (i) a coolant inlet comprising a shut-off valve for directing said liquid coolant from said first channel towards said second channel; (ii) at least one heat exchange unit for permitting heat to flow from a source of thermal energy to said liquid coolant from said coolant inlet, thereby permitting said liquid coolant to undergo phase transition to said vapor coolant; and (iii) a coolant outlet to permit said vapor coolant to flow from said at least one heat exchange unit to said second channel, characterised in that said shut-off valve is a float valve that controls a level of liquid coolant in said at least one cooling interface, and is designed to: (i) prevent continuous and/or circular flow of the coolant; and (ii) prevent liquid coolant, vapor coolant, or both from entering the first channel from said cooling interface; wherein the level of said liquid coolant in said at least one cooling interface is self-regulating; and the cooling system autonomously delivers liquid coolant to a cooling interface(s) undergoing heat removal and not to cooling interface(s) where heat is not being removed.
An assembly for connecting insulated down-conductors in the outer lightning protection with a potential equalization means in the end closure area and a support system for proper separation distance, having a spacer which is a tube, rod, profile or hollow profile having means (2; 3; 4; 5; 8) provided at the opposite ends for attaching the insulated down-conductor and fixing to a structural installation of the object to be protected, furthermore the tube, rod, profile or hollow profile, at least over sections of its longitudinal extension and at least at the upper surface, is composed of a material and/or features a coating which has semiconducting properties and guarantees a uniform field distribution in the event of lightning-typical, high, short-term pulse voltages, the semiconducting spacer being provided in the end closure area of the insulated down-conductor between a connecting head of the insulated down-conductor and a potential equalization connection, wherein the semiconducting spacer is associated with the semiconducting sheath (1.1) of the insulated down-conductor, on the one hand, and with the potential equalization means, on the other, characterized in that a conductive spacer is furthermore provided at a distance to the semiconducting spacer, and said distance between the semiconducting spacer and the conductive spacer (6; 15) is settable, and the conductive spacer features a potential equalization element in the form of a clamp encompassing the isolated down-conductor, the semiconducting spacer, with its end pointing toward the structural installation, is furthermore inserted into a base which comprises a connection to the potential equalization means, the base is a component of a tripod, wherein the tripod comprises a Y-shaped metallic construction receiving the conductive spacer for forming the potential equalization means, wherein the distance between the attachment points of the spacers (6; 15) on the Y-shaped metallic construction is modifiable or settable.
A joint smoother for smoothing a filler and/or sealant introduced into a joint, with a grip region (g) and a working region (h), wherein the grip region (g) comprises a grip base, a grip end and an extension side, wherein the grip base is formed rounded off at one end at the grip end and the grip end at the other end merges, rounded off, into the extension side, wherein the working region (h) forms a cutout and an extension, wherein the grip region (g) adjoins at one end of the cutout and the extension is formed at the other end of the cutout, wherein a first edge region, a second edge region, a third edge region and a fourth edge region are formed, wherein the second edge region is flanked by the first edge region and the third edge region, wherein the second edge region is arranged parallel to the grip end, wherein the fourth edge region is arranged parallel to the first edge region, and the first edge region and the third edge region are angled away from the second edge region towards the grip end, wherein the first edge region is 5 - 15% shorter than the third edge region, wherein the extent from the grip base to the extension is less than the extent from the grip base to the extension side.
A surgical laser system comprising: a first laser source (140 A) with a first shutter mechanism configured to output a first laser pulse train (144, 104A) comprising first laser pulses; a second laser source with a second shutter mechanism configured to output a second laser pulse train (148, 104B) comprising second laser pulses; a beam combiner configured to combine the first and second laser pulse trains and, based on a laser energy setting, output a combined laser pulse train (152, 104) comprising the first and second laser pulses at a resultant pulse repetition rate; a laser probe optically coupled to an output of the beam combiner and configured to discharge the combined laser pulse train; a stone analyzer having an output relating to a characteristic of a targeted stone, the characteristic including a natural or resonance frequency of the targeted stone; and a controller comprising at least one processor configured to determine the laser energy setting by matching the resultant pulse repetition rate of the combined laser pulse train with the natural or resonance frequency of the targeted stone. a first laser source (140 A) with a first shutter mechanism configured to output a first laser pulse train (144, 104A) comprising first laser pulses; a second laser source with a second shutter mechanism configured to output a second laser pulse train (148, 104B) comprising second laser pulses; a beam combiner configured to combine the first and second laser pulse trains and, based on a laser energy setting, output a combined laser pulse train (152, 104) comprising the first and second laser pulses at a resultant pulse repetition rate; a laser probe optically coupled to an output of the beam combiner and configured to discharge the combined laser pulse train; a stone analyzer having an output relating to a characteristic of a targeted stone, the characteristic including a natural or resonance frequency of the targeted stone; and a controller comprising at least one processor configured to determine the laser energy setting by matching the resultant pulse repetition rate of the combined laser pulse train with the natural or resonance frequency of the targeted stone.
A coupling component for an animal cubicle, comprising: an engagement member; a pipe collar transverse to the engagement member for receiving a neckrail; a flexible member extending in opposite directions from the engagement member and connecting the engagement member to the pipe collar such that the flexible member encircles a space adjacent the pipe collar; wherein deformation of the flexible member allows relative movement between the engagement member and the pipe collar. an engagement member; a pipe collar transverse to the engagement member for receiving a neckrail; a flexible member extending in opposite directions from the engagement member and connecting the engagement member to the pipe collar such that the flexible member encircles a space adjacent the pipe collar; wherein deformation of the flexible member allows relative movement between the engagement member and the pipe collar.
A method of direct oxidative C-H fluorination of a carbon containing compound having an sp3 C-H bond comprising: combining a carbon containing compound, a fluorinating agent, a fluorinating catalyst, and an oxidant to form a mixture, wherein the fluorinating agent is a fluoride ion source, the fluorinating catalyst comprises manganese complexed with a ligand selected from the group consisting of a porphyrin, a phthalocyanine, a corrole, an N-pyridylmethyl-tri-aza-cyclononane, an N,N-dipyridylmethyl cyclohexadiamine, a tetra-aza-cyclotetra-decane, an N,N-dipyridylmethyl 2,2'- dipyrrolidine, an N,N-dipyridylmethyl ethylenediamine, a tripyridyl amine, a salen, a salophen, and a porphyrazine; and optionally further comprising allowing the combined carbon containing compound, fluorinating agent, fluorinating catalyst, and oxidant to react for 30 minutes to 12 hours; and optionally further comprising maintaining the carbon containing compound, the fluorinating agent, the fluorinating catalyst, and the oxidant at a temperature from -20°C to +100°C; and optionally wherein combining comprises: mixing the fluorinating catalyst, the fluorinating agent, and the carbon containing compound in a solvent to form a first mixture; providing an inert gas over the first mixture; and adding the oxidant to the first mixture to form a second mixture. combining a carbon containing compound, a fluorinating agent, a fluorinating catalyst, and an oxidant to form a mixture, wherein the fluorinating agent is a fluoride ion source, the fluorinating catalyst comprises manganese complexed with a ligand selected from the group consisting of a porphyrin, a phthalocyanine, a corrole, an N-pyridylmethyl-tri-aza-cyclononane, an N,N-dipyridylmethyl cyclohexadiamine, a tetra-aza-cyclotetra-decane, an N,N-dipyridylmethyl 2,2'- dipyrrolidine, an N,N-dipyridylmethyl ethylenediamine, a tripyridyl amine, a salen, a salophen, and a porphyrazine; and optionally further comprising allowing the combined carbon containing compound, fluorinating agent, fluorinating catalyst, and oxidant to react for 30 minutes to 12 hours; and optionally further comprising maintaining the carbon containing compound, the fluorinating agent, the fluorinating catalyst, and the oxidant at a temperature from -20°C to +100°C; and optionally wherein combining comprises: mixing the fluorinating catalyst, the fluorinating agent, and the carbon containing compound in a solvent to form a first mixture; providing an inert gas over the first mixture; and adding the oxidant to the first mixture to form a second mixture. mixing the fluorinating catalyst, the fluorinating agent, and the carbon containing compound in a solvent to form a first mixture; providing an inert gas over the first mixture; and adding the oxidant to the first mixture to form a second mixture.
An angle adjustment mechanism for an optical instrument, comprising a hollow cylindrical fine adjustment seat, a hollow cavity of the fine adjustment seat being provided with two tapered fine adjustment screws and a mounting seat having a tapered surface, the tapered fine adjustment screws and the mounting seat being opposed to each other along an axial direction, the tapered surface of the mounting seat being provided with four strip-shaped planes evenly spaced in a circumferential direction, wherein two adjacent strip-shaped planes are overlapped with tapered surfaces of the two tapered fine adjustment screws respectively, the tapered fine adjustment screws being movable forward or backward in a cavity formed by an inner wall of the fine adjustment seat and the tapered surface of the mounting seat along a strip-shaped plane that coincides with the respective tapered fine adjustment screw.
An apparatus for applying RF energy from a source of electromagnetic energy to an object (50, 66, 68, 830, 920) in a cavity (20, 60, 204) via at least one radiating element (18, 32, 34, 840, 960, 962, 964), the apparatus comprising: a processor (30, 630) configured to: acquire a characteristic σ of energy absorption associated with a region in the cavity; calculate a weight for each of a plurality of sets of frequency and phase values of electromagnetic waves to be applied to the cavity based on the acquired characteristic; and control the source to apply electromagnetic waves in accordance with the sets of frequency and phase values in accordance with the calculated weights to apply energy to the cavity, wherein the plurality of electromagnetic waves are applied according to a time duration in accordance with the weights, a power level in accordance with the weights, or a combination thereof. a processor (30, 630) configured to: acquire a characteristic σ of energy absorption associated with a region in the cavity; calculate a weight for each of a plurality of sets of frequency and phase values of electromagnetic waves to be applied to the cavity based on the acquired characteristic; and control the source to apply electromagnetic waves in accordance with the sets of frequency and phase values in accordance with the calculated weights to apply energy to the cavity, wherein the plurality of electromagnetic waves are applied according to a time duration in accordance with the weights, a power level in accordance with the weights, or a combination thereof. acquire a characteristic σ of energy absorption associated with a region in the cavity; calculate a weight for each of a plurality of sets of frequency and phase values of electromagnetic waves to be applied to the cavity based on the acquired characteristic; and control the source to apply electromagnetic waves in accordance with the sets of frequency and phase values in accordance with the calculated weights to apply energy to the cavity, wherein the plurality of electromagnetic waves are applied according to a time duration in accordance with the weights, a power level in accordance with the weights, or a combination thereof.
A connection device to connect two ends of respective ducts (5, 6) to another flexible duct comprising: • a closed container containing two nozzle-like terminal ends of a Y-shaped branch of a flexible duct; • a removable connection member apt to be engaged/disengaged on said closed container, containing the ending portions of the respective ducts (5, 6) shaped to couple/uncouple with said nozzle-like terminal ends, a distal end of the container and the connecting member being shaped to couple according to a guiding scheme with prismatic joint, characterised in that it further comprises: • a closure with mobile walls on said closed container actuated in opening and closing by the contact of a projecting septum of said connection member upon the connection/disconnection between said closed container and said connection member; and • a closure with removable tear film arranged at the ending portions of said ducts (5, 6) to close the respective opened sections inside said connection member, apt to be removed from the interference between the edge of said closed container and a thickened edge thereof upon the connection between said closed container and said connection member, the connection of said closed container and said connection member determining the engagement and the disengagement of said nozzle-like terminal ends with said ending portions of respective ducts (5, 6). • a closed container containing two nozzle-like terminal ends of a Y-shaped branch of a flexible duct; • a removable connection member apt to be engaged/disengaged on said closed container, containing the ending portions of the respective ducts (5, 6) shaped to couple/uncouple with said nozzle-like terminal ends, a distal end of the container and the connecting member being shaped to couple according to a guiding scheme with prismatic joint, • a closure with mobile walls on said closed container actuated in opening and closing by the contact of a projecting septum of said connection member upon the connection/disconnection between said closed container and said connection member; and • a closure with removable tear film arranged at the ending portions of said ducts (5, 6) to close the respective opened sections inside said connection member, apt to be removed from the interference between the edge of said closed container and a thickened edge thereof upon the connection between said closed container and said connection member,