mhurhangee/patent-ind-claim-en huggingface dataset:
A power factor correction circuit only for application in discontinuous operation, wherein the circuit has a charging coil (L1) connected in series to a freewheeling diode (D 1 ), a charging capacitor (C 2 ) is charged with the discharge current of said charging coil by a controlled switch (S), wherein a connection point between the freewheeling diode (D 1 ) and the charging coil (L1) can be connected selectively with ground via the switch (S), wherein the circuit has a control unit (ST), wherein the switch (S) can be alternately switched on and off by the control unit (ST) and the control unit (ST) has an input (P/zxcs) for receiving a feedback signal (ZXCS), which reflects directly or indirectly the voltage applied to the switch (S) or to the charging coil (L 1 ), characterized in that the control unit (ST) is designed during a first switch-off phase of the switch (S), - to detect two zero crossings of the voltage applied to the switch (S) by means of the feedback signal (ZXCS) and - to derive at least one further zero crossing of the voltage applied to the switch (S) on the basis of the two detected zero crossings, wherein the control unit (ST) is designed when the switch (S) is switched off, - to determine the time interval (t_zx) between the two detected zero crossings and - to derive the at least one further zero crossing as a function of the determined time interval (t_zx), wherein a zero crossing of the voltage applied to the switch (S) is detected by means of the feedback signal (ZXCS) when the feedback signal (ZXCS) falls below a reference value (Vref_zx). - to detect two zero crossings of the voltage applied to the switch (S) by means of the feedback signal (ZXCS) and - to derive at least one further zero crossing of the voltage applied to the switch (S) on the basis of the two detected zero crossings, - to determine the time interval (t_zx) between the two detected zero crossings and - to derive the at least one further zero crossing as a function of the determined time interval (t_zx),
An air mattress system comprising: an air supply including: an air compressing device (110A-D); a first pressure valve (131A-D); and a second pressure valve (132A-D); a therapy air mattress having release ports on an upper surface of the therapy mattress configured to maintain a controlled release of air; and a patient transfer mattress having cushion outlets on an underside of the patient transfer mattress that is configured to release air to form an air cushion; wherein the air supply is configured to introduce air from the first pressure valve (131A-D) to the therapy air mattress at a first pressure within a first air pressure range, and, on demand, to introduce air from the second pressure valve (132A-D) to the patient transfer mattress at a second pressure within a second air pressure range while continuing to supply air to the therapy air mattress at a pressure within the first pressure range, the patient transfer mattress thereby releasing air through the cushion outlets to generate the air cushion, the air cushion providing sufficient lift to reduce the force of friction between the patient transfer mattress and a resting surface. an air supply including: an air compressing device (110A-D); a first pressure valve (131A-D); and a second pressure valve (132A-D); an air compressing device (110A-D); a first pressure valve (131A-D); and a second pressure valve (132A-D); a therapy air mattress having release ports on an upper surface of the therapy mattress configured to maintain a controlled release of air; and a patient transfer mattress having cushion outlets on an underside of the patient transfer mattress that is configured to release air to form an air cushion; wherein the air supply is configured to introduce air from the first pressure valve (131A-D) to the therapy air mattress at a first pressure within a first air pressure range, and, on demand, to introduce air from the second pressure valve (132A-D) to the patient transfer mattress at a second pressure within a second air pressure range while continuing to supply air to the therapy air mattress at a pressure within the first pressure range, the patient transfer mattress thereby releasing air through the cushion outlets to generate the air cushion, the air cushion providing sufficient lift to reduce the force of friction between the patient transfer mattress and a resting surface.
A multi-access point controller, comprising: hardware processing circuitry; one or more hardware memories storing instructions that when executed configure the hardware processing circuitry to perform operations comprising: receiving, from each of a plurality of access points, APs, first received signal strength indication, RSSI, values determined by each of the plurality of APs based on signals received from other APs, receiving, from a first AP , a second RSSI value measured by a wireless terminal for each of a signal generated by the first AP and a signal generated by a second AP , determining, for each of the first and second APs, a number of wireless terminals associated with each of the first and second APs, aggregating the received first RSSI values, and instructing the wireless terminal to transition from the first AP to the second AP based on the number of wireless terminals associated with each of the first and second APs, the aggregated received first RSSI values, and the received first and second RSSI values. hardware processing circuitry; one or more hardware memories storing instructions that when executed configure the hardware processing circuitry to perform operations comprising: receiving, from each of a plurality of access points, APs, first received signal strength indication, RSSI, values determined by each of the plurality of APs based on signals received from other APs, receiving, from a first AP , a second RSSI value measured by a wireless terminal for each of a signal generated by the first AP and a signal generated by a second AP , determining, for each of the first and second APs, a number of wireless terminals associated with each of the first and second APs, aggregating the received first RSSI values, and instructing the wireless terminal to transition from the first AP to the second AP based on the number of wireless terminals associated with each of the first and second APs, the aggregated received first RSSI values, and the received first and second RSSI values. receiving, from each of a plurality of access points, APs, first received signal strength indication, RSSI, values determined by each of the plurality of APs based on signals received from other APs, receiving, from a first AP , a second RSSI value measured by a wireless terminal for each of a signal generated by the first AP and a signal generated by a second AP , determining, for each of the first and second APs, a number of wireless terminals associated with each of the first and second APs, aggregating the received first RSSI values, and instructing the wireless terminal to transition from the first AP to the second AP based on the number of wireless terminals associated with each of the first and second APs, the aggregated received first RSSI values, and the received first and second RSSI values.
A loudspeaker arrangement (101-107; 109-112; 201; 202; 301-305; 501-508) for a car-interior , the arrangement comprising a loudspeaker array with a multiplicity of array loudspeakers, wherein: the array loudspeakers are mounted in the surface of a rigid hemisphere that encloses an acoustic volume, and are regularly or quasi-regularly distributed over the surface of the hemisphere; at least some of the array loudspeakers are midrange or broadband loudspeakers (301 - 305); the distance between the floor and the ceiling of the car interior comprises three equal sections, in which a section close to the floor comprises lower level positions, a section close to the ceiling comprises higher level positions and a section between the two other sections comprises middle level positions; the arrangement further comprises a multiplicity of first additional loudspeakers, the first additional loudspeakers are midrange or broadband loudspeakers (109-112); and the first additional loudspeakers are disposed at lower or medium level positions and at least some of the first additional loudspeakers are disposed in or on the sides of the interior lateral to a passenger seating position (117-120). the array loudspeakers are mounted in the surface of a rigid hemisphere that encloses an acoustic volume, and are regularly or quasi-regularly distributed over the surface of the hemisphere; at least some of the array loudspeakers are midrange or broadband loudspeakers (301 - 305); the distance between the floor and the ceiling of the car interior comprises three equal sections, in which a section close to the floor comprises lower level positions, a section close to the ceiling comprises higher level positions and a section between the two other sections comprises middle level positions; the arrangement further comprises a multiplicity of first additional loudspeakers, the first additional loudspeakers are midrange or broadband loudspeakers (109-112); and the first additional loudspeakers are disposed at lower or medium level positions and at least some of the first additional loudspeakers are disposed in or on the sides of the interior lateral to a passenger seating position (117-120).
A detector for determining a position of at least one object , comprising: - at least one longitudinal optical sensor , wherein the longitudinal optical sensor has at least one sensor region , wherein the longitudinal optical sensor is at least partially transparent, wherein the longitudinal optical sensor is designed to generate at least one longitudinal sensor signal in a manner dependent on an illumination of the sensor region by at least one light beam traveling from the object to the detector , wherein the longitudinal sensor signal, given the same total power of the illumination, is dependent on a beam cross-section of the light beam in the sensor region ; - at least one illumination source adapted to illuminate the object with illumination light through the longitudinal optical sensor ; and - at least one evaluation device , wherein the evaluation device is designed to generate at least one item of information on a longitudinal position of the object by evaluating the longitudinal sensor signal. - at least one longitudinal optical sensor , wherein the longitudinal optical sensor has at least one sensor region , wherein the longitudinal optical sensor is at least partially transparent, wherein the longitudinal optical sensor is designed to generate at least one longitudinal sensor signal in a manner dependent on an illumination of the sensor region by at least one light beam traveling from the object to the detector , wherein the longitudinal sensor signal, given the same total power of the illumination, is dependent on a beam cross-section of the light beam in the sensor region ; - at least one illumination source adapted to illuminate the object with illumination light through the longitudinal optical sensor ; and - at least one evaluation device , wherein the evaluation device is designed to generate at least one item of information on a longitudinal position of the object by evaluating the longitudinal sensor signal.
A laser eye surgery system comprising: a patient interface , wherein the patient interface comprises an elastic suction ring adapted to be vacuum attached to the patient's eye ; force sensors located on the patient interface to detect patient movement; vacuum sensors adapted to sense the level of suction between the patient interface and the eye; a video camera adapted to be used to provide imaging of the patient's eye during treatment; wherein the surgery system has control electronics, and the laser surgery system is configured to: monitor a plurality of inputs associated with a docking of a patient's eye to a suction ring of a patient interface which is aligned with an optical axis of the laser eye surgery system, wherein the system is configured to simultaneously monitor: a video feed of the laser eye surgery through the patient interface; a physical force sensor that detects movement of the patient's eye relative to the patient interface; and a vacuum sensor connected to a vacuum chamber of the suction ring; and combine at least two of these three inputs in an algorithm to predict whether a failure of vacuum is imminent; and halt or delay the laser eye surgery if the combination of at least two of these three inputs is consistent with a threshold likelihood of a significant vacuum leak. a patient interface , wherein the patient interface comprises an elastic suction ring adapted to be vacuum attached to the patient's eye ; force sensors located on the patient interface to detect patient movement; vacuum sensors adapted to sense the level of suction between the patient interface and the eye; a video camera adapted to be used to provide imaging of the patient's eye during treatment; monitor a plurality of inputs associated with a docking of a patient's eye to a suction ring of a patient interface which is aligned with an optical axis of the laser eye surgery system, wherein the system is configured to simultaneously monitor: a video feed of the laser eye surgery through the patient interface; a physical force sensor that detects movement of the patient's eye relative to the patient interface; and a vacuum sensor connected to a vacuum chamber of the suction ring; and a video feed of the laser eye surgery through the patient interface; a physical force sensor that detects movement of the patient's eye relative to the patient interface; and a vacuum sensor connected to a vacuum chamber of the suction ring; and combine at least two of these three inputs in an algorithm to predict whether a failure of vacuum is imminent; and halt or delay the laser eye surgery if the combination of at least two of these three inputs is consistent with a threshold likelihood of a significant vacuum leak.
Equipment for playing basketball, comprising a base intended to be disposed bearing on the ground, said base being equipped with two lateral structures forming a housing therebetween, said equipment comprising a post having an upper section carrying a board on the front side of which a basketball hoop is mounted, said post having a lower section which is rotatably mounted on said base so as to be able to dispose said post reversibly between a stowed storage configuration in which at least the lower section is disposed in the housing and an upright use configuration, said upper section being slidably mounted on said lower section and said equipment comprising a system for actuating said movement over a stroke comprised between a retracted storage position and at least one projecting position corresponding to a height of use, said actuation system comprising a case fastened on a rear wall of the lower section and a mechanism for moving the upper section which is housed in said case, said mechanism comprising a handling socket which projects from the case , said equipment being characterised in that said socket is disposed on a rear wall of the case and in that the housing is arranged so as to receive the lower section in the stowed configuration while preventing access to said socket.
Display assembly comprising a display module provided with a light source for displaying at least one piece of information and a dial module for showing said display information only when the display is activated, the dial module including a dial made of a translucent or semi-transparent material underneath which is disposed, directly or via a substrate, a layer of semi-reflective material for reflecting part of the light from said light source and transmitting another proportion of the light from said light source while preventing the deflection of light rays by diffusion through the dial module , said display module being disposed underneath said semi-reflective element.
A method for forming catalytic nanoparticles , the method comprising: forming core-shell catalytic nanoparticles having a palladium core enclosed by a platinum shell , wherein forming the core-shell catalytic nanoparticles comprises depositing copper on palladium nanoparticle cores , and replacing the copper with platinum, and increasing a percentage of surface area of the core-shell catalytic nanoparticles covered by the platinum shell by further processing the core-shell catalytic nanoparticles characterized in that the percentage of surface area is increased by dissolution of the palladium core which is exposed by pinholes in the platinum shell by subjecting the core-shell nanoparticles to potential cycling after replacement of the copper atoms and before incorporating the core-shell catalytic nanoparticles into a catalyst layer of an electrochemical cell. forming core-shell catalytic nanoparticles having a palladium core enclosed by a platinum shell , wherein forming the core-shell catalytic nanoparticles comprises depositing copper on palladium nanoparticle cores , and replacing the copper with platinum, and increasing a percentage of surface area of the core-shell catalytic nanoparticles covered by the platinum shell by further processing the core-shell catalytic nanoparticles characterized in that the percentage of surface area is increased by dissolution of the palladium core which is exposed by pinholes in the platinum shell by subjecting the core-shell nanoparticles to potential cycling after replacement of the copper atoms and before incorporating the core-shell catalytic nanoparticles into a catalyst layer of an electrochemical cell.
A shape estimation apparatus , comprising: estimation means for estimating, based on captured images obtained by capturing an object from different directions using a plurality of image capturing apparatuses, a first element group representing a three-dimensional shape of the object; determination means for determining, for each of elements included in the first element group, based on color in the captured images corresponding to the element, whether to delete the element from the first element group; and generation means for generating a second element group by deleting, from the first element group, the element determined to be deleted, characterized in that with respect to a first element among elements forming a surface of the shape represented by the first element group, in a case where a distance between the first element and a second element different from the first element and corresponding to a position at which a straight line connecting the first element and the image capturing apparatus that has captured the first element intersects the surface does not exceed a predetermined threshold, the determination means is configured to determine to exclude the first element from a deletion target from the first element group regardless of the color, and the first element is visible from the image capturing apparatus. estimation means for estimating, based on captured images obtained by capturing an object from different directions using a plurality of image capturing apparatuses, a first element group representing a three-dimensional shape of the object; determination means for determining, for each of elements included in the first element group, based on color in the captured images corresponding to the element, whether to delete the element from the first element group; and generation means for generating a second element group by deleting, from the first element group, the element determined to be deleted, characterized in that with respect to a first element among elements forming a surface of the shape represented by the first element group, in a case where a distance between the first element and a second element different from the first element and corresponding to a position at which a straight line connecting the first element and the image capturing apparatus that has captured the first element intersects the surface does not exceed a predetermined threshold, the determination means is configured to determine to exclude the first element from a deletion target from the first element group regardless of the color, and the first element is visible from the image capturing apparatus.
Assembly for installation in a backlight of a display , comprising a spacer , a first light guide , a second light guide and a sheet stack , wherein the spacer has at least one crosspiece with attachment areas for attachment of the first light guide and the second light guide , characterized in that the crosspiece has a receptacle for the sheet stack , and wherein the first light guide and the second light guide are attached at the attachment areas of the spacer by means of optically clear adhesive films .
Method for verifying the centration of spectacles worn by a spectacle wearer, comprising the steps of: a) measuring spectacle lenses mounted in a frame of the spectacles , wherein a position of permanent markings (14R1, 14R2, 14L1, 14L2) on the spectacle lenses is captured by means of an image recognition system relative to a coordinate system defined by rims ; b) ascertaining positions of intended centration points , specified in a file, of the spectacle lenses on the basis of data of the spectacle lenses containing the position of the permanent markings (14R1, 14R2, 14L1, 14L2); c) measuring physiological data of a spectacle wearer wearing the spectacles and ascertaining positions of actual centration points of the spectacle lenses from the physiological data by means of a video centration device , wherein the physiological data are a position of the pupil centres and an interpupillary distance, and wherein a refraction of the spectacle lenses is removed by calculation; d) ascertaining the difference between the positions of the intended centration points and the actual centration points; and e) comparing the difference to a specified difference threshold. a) measuring spectacle lenses mounted in a frame of the spectacles , wherein a position of permanent markings (14R1, 14R2, 14L1, 14L2) on the spectacle lenses is captured by means of an image recognition system relative to a coordinate system defined by rims ; b) ascertaining positions of intended centration points , specified in a file, of the spectacle lenses on the basis of data of the spectacle lenses containing the position of the permanent markings (14R1, 14R2, 14L1, 14L2); c) measuring physiological data of a spectacle wearer wearing the spectacles and ascertaining positions of actual centration points of the spectacle lenses from the physiological data by means of a video centration device , wherein the physiological data are a position of the pupil centres and an interpupillary distance, and wherein a refraction of the spectacle lenses is removed by calculation; d) ascertaining the difference between the positions of the intended centration points and the actual centration points; and e) comparing the difference to a specified difference threshold.