mhurhangee/ep-ind-claims huggingface dataset:
A microring resonator, MRR, comprising: a ring optical waveguide, wherein the ring optical waveguide is a silicon optical waveguide, and wherein the ring optical waveguide has a second refractive index; and a first optical waveguide, wherein the first optical waveguide is a polymer optical waveguide, and wherein the first optical waveguide has a first refractive index such that the first refractive index is less than the second refractive index; wherein the first optical waveguide is larger in height than the ring optical waveguide, and wherein a first portion of the first optical waveguide is configured to provide space for a second portion of the ring optical waveguide such that the first portion of the first optical waveguide overlaps the second portion of the ring optical waveguide. a ring optical waveguide, wherein the ring optical waveguide is a silicon optical waveguide, and wherein the ring optical waveguide has a second refractive index; and a first optical waveguide, wherein the first optical waveguide is a polymer optical waveguide, and wherein the first optical waveguide has a first refractive index such that the first refractive index is less than the second refractive index; wherein the first optical waveguide is larger in height than the ring optical waveguide, and wherein a first portion of the first optical waveguide is configured to provide space for a second portion of the ring optical waveguide such that the first portion of the first optical waveguide overlaps the second portion of the ring optical waveguide.
An optical module for communication, comprising: two optical fibers (11, 12) that respectively input received signal light, and local light used to interfere with the signal light; an optical signal processing circuit, connected to the two optical fibers at one end, that causes the signal light and the local light input from the two optical fibers to interfere, and outputs the result from another end opposite the one end, a signal output unit that optoelectronically converts light output from the other end of the optical signal processing circuit, and outputs the result as one or more output signals; wherein the optical signal processing circuit includes a substrate, an optical waveguide layer made up of a core and a clad layer stacked on top of the substrate, characterized in that the optical signal processing circuit diverts a portion of the input signal light, and outputs the diverted portion from a site on the one end, and the module further comprises; a monitor PD, disposed on the light path of the signal light output from the site on the one end of the optical signal processing circuit, that monitors the power of the diverted signal light; wherein the optical signal processing circuit includes a fixture stacked on top of the clad layer on the one end, and is provided with a light shield member which spans the substrate, the clad layer, and the edge face of the fixture on the edge face of the optical signal processing circuit that faces the monitor PD, and which includes an aperture unit aligned with the site where the diverted signal light is output. two optical fibers (11, 12) that respectively input received signal light, and local light used to interfere with the signal light; an optical signal processing circuit, connected to the two optical fibers at one end, that causes the signal light and the local light input from the two optical fibers to interfere, and outputs the result from another end opposite the one end, a signal output unit that optoelectronically converts light output from the other end of the optical signal processing circuit, and outputs the result as one or more output signals; wherein the optical signal processing circuit includes a substrate, an optical waveguide layer made up of a core and a clad layer stacked on top of the substrate, characterized in that the optical signal processing circuit diverts a portion of the input signal light, and outputs the diverted portion from a site on the one end, and the module further comprises; a monitor PD, disposed on the light path of the signal light output from the site on the one end of the optical signal processing circuit, that monitors the power of the diverted signal light; wherein the optical signal processing circuit includes a fixture stacked on top of the clad layer on the one end, and is provided with a light shield member which spans the substrate, the clad layer, and the edge face of the fixture on the edge face of the optical signal processing circuit that faces the monitor PD, and which includes an aperture unit aligned with the site where the diverted signal light is output.
A computer-implemented method for performing genetic algorithm-based feature selection, the method comprising: applying multiple data splitting patterns to a learning data set by: splitting the learning data set according to a plurality of splitting patterns; and for each splitting pattern: dividing the data into a pair of data subsets; and determining a classifier from the pair of data subsets, thereby to form multiple classifiers to obtain at least one classification result; integrating the at least one classification result from the multiple classifiers to obtain an integrated accuracy result; outputting the integrated accuracy result to a genetic algorithm as a fitness value for a candidate feature subset, wherein genetic algorithm-based feature selection is performed; using the genetic algorithm to generate a new candidate feature subset; and repeating said using until termination criteria are reached, such that an optimal feature subset is determined. applying multiple data splitting patterns to a learning data set by: splitting the learning data set according to a plurality of splitting patterns; and for each splitting pattern: dividing the data into a pair of data subsets; and determining a classifier from the pair of data subsets, thereby to form multiple classifiers to obtain at least one classification result; splitting the learning data set according to a plurality of splitting patterns; and for each splitting pattern: dividing the data into a pair of data subsets; and determining a classifier from the pair of data subsets, thereby to form multiple classifiers to obtain at least one classification result; dividing the data into a pair of data subsets; and determining a classifier from the pair of data subsets, thereby to form multiple classifiers to obtain at least one classification result; integrating the at least one classification result from the multiple classifiers to obtain an integrated accuracy result; outputting the integrated accuracy result to a genetic algorithm as a fitness value for a candidate feature subset, wherein genetic algorithm-based feature selection is performed; using the genetic algorithm to generate a new candidate feature subset; and repeating said using until termination criteria are reached, such that an optimal feature subset is determined.
A glass melt production apparatus, which comprises a melting vessel; a vacuum degassing apparatus; a first conducting pipe structure connecting the melting vessel and the vacuum degassing apparatus; and a second conducting pipe structure to introduce a glass melt to a forming means, provided downstream the vacuum degassing apparatus; the vacuum degassing apparatus having an uprising pipe through which the glass melt from the melting vessel ascends, a vacuum degassing vessel for the glass melt, and a downfalling pipe through which the glass melt from the vacuum degassing vessel descends, at least part of a flow path of the glass melt in the uprising pipe, the vacuum degassing vessel and the downfalling pipe being constituted by a refractory material, the first conducting pipe structure having an upstream pit to supply the glass melt to the uprising pipe, and the second conducting pipe structure having a downstream pit containing the glass melt from the downfalling pipe, wherein the glass melt production apparatus has a third conducting pipe structure connecting the upstream pit and the downstream pit; a first closing means provided on the first conducing pipe structure, to shut off the flow of the glass melt between the melting vessel and the upstream pit; a preheating burner (530, 540) of the vacuum degassing apparatus disposed at a position from which a combustion gas can be introduced to the third conducting pipe structure; a combustion gas introduction means (550, 560) to introduce a combustion gas from the preheating burner (530, 540) to the third conducting pipe structure; and an exhaust pipe to release the combustion gas, disposed so as to communicate with the upper end of the vacuum degassing vessel.
A multi-color air jet loom (100, 200, 300) comprising: a plurality of weft insertion systems (1, 2) each including at least one main nozzle (1a, 1b, 1c, 2a, 2b, 2c); a plurality of main air tanks (11, 12, 13, 14) that are provided for the corresponding weft insertion systems (1, 2) and connected to the main nozzles (1a, 1b, 1c, 2a, 2b, 2c) via corresponding pipes (21a, 21b, 21c, 22a, 22b, 22c); and a plurality of main valves (31a, 31b, 31c, 32a, 32b, 32c, 33a, 33b, 33c, 34a, 34b, 34c) that are connected to the corresponding main air tanks (11, 12, 13, 14) and connected to the corresponding pipes (21a, 21b, 21c, 22a, 22b, 22c) to adjust injection timings of air injected from the main nozzles (1a, 1b, 1c, 2a, 2b, 2c), characterized in that the plurality of main valves (31 a, 31 b, 31 c, 32a, 32b, 32c, 33a, 33b, 33c, 34a, 34b, 34c) are directly connected to the corresponding main air tanks, and in that at least two of the main air tanks (11, 12, 13, 14) are disposed so as to be stacked in a width direction of the multi-color air jet loom (100, 200, 300). a plurality of weft insertion systems (1, 2) each including at least one main nozzle (1a, 1b, 1c, 2a, 2b, 2c); a plurality of main air tanks (11, 12, 13, 14) that are provided for the corresponding weft insertion systems (1, 2) and connected to the main nozzles (1a, 1b, 1c, 2a, 2b, 2c) via corresponding pipes (21a, 21b, 21c, 22a, 22b, 22c); and a plurality of main valves (31a, 31b, 31c, 32a, 32b, 32c, 33a, 33b, 33c, 34a, 34b, 34c) that are connected to the corresponding main air tanks (11, 12, 13, 14) and connected to the corresponding pipes (21a, 21b, 21c, 22a, 22b, 22c) to adjust injection timings of air injected from the main nozzles (1a, 1b, 1c, 2a, 2b, 2c), characterized in that the plurality of main valves (31 a, 31 b, 31 c, 32a, 32b, 32c, 33a, 33b, 33c, 34a, 34b, 34c) are directly connected to the corresponding main air tanks, and in that at least two of the main air tanks (11, 12, 13, 14) are disposed so as to be stacked in a width direction of the multi-color air jet loom (100, 200, 300).
A method comprising the following steps: a) providing a device comprising: - a GaN/InGaN structure comprising an electrically conductive doped GaN layer which is locally covered by InGaN mesas, the InGaN mesas successively comprising a doped InGaN layer and an undoped or lightly doped InGaN layer having a thickness ranging from 0.25 to 3 nm, - an electrically insulating layer covering the electrically conductive doped GaN layer between the mesas, b) electrically connecting the electrically conductive doped GaN layer of the device and a counter electrode to a voltage or current generator, c) immersing the device and the counter electrode in an electrolytic solution, d) applying a voltage or a current between the electrically conductive doped GaN layer and the second electrode so as to porosify the doped InGaN layer of the mesas, e) forming an InGaN layer by epitaxy on the InGaN mesas, whereby a relaxed epitaxial InGaN layer is obtained. a) providing a device comprising: - a GaN/InGaN structure comprising an electrically conductive doped GaN layer which is locally covered by InGaN mesas, the InGaN mesas successively comprising a doped InGaN layer and an undoped or lightly doped InGaN layer having a thickness ranging from 0.25 to 3 nm, - an electrically insulating layer covering the electrically conductive doped GaN layer between the mesas, - a GaN/InGaN structure comprising an electrically conductive doped GaN layer which is locally covered by InGaN mesas, the InGaN mesas successively comprising a doped InGaN layer and an undoped or lightly doped InGaN layer having a thickness ranging from 0.25 to 3 nm, - an electrically insulating layer covering the electrically conductive doped GaN layer between the mesas, b) electrically connecting the electrically conductive doped GaN layer of the device and a counter electrode to a voltage or current generator, c) immersing the device and the counter electrode in an electrolytic solution, d) applying a voltage or a current between the electrically conductive doped GaN layer and the second electrode so as to porosify the doped InGaN layer of the mesas, e) forming an InGaN layer by epitaxy on the InGaN mesas, whereby a relaxed epitaxial InGaN layer is obtained.
A motor starter comprising: a printed circuit board having three phase conductors (40, 42) for conveying incoming three phase power from a source and for outputting three phase power to a three-phase AC electric motor; a power supply mounted on and electrically coupled to the printed circuit board; control circuitry mounted on and electrically coupled to the printed circuit board and receiving power from the power supply; three single pole relays (18, 20, 22) mounted on and electrically coupled to respective phase conductors to receive the incoming power and to provide the outgoing power when closed, the relays each having a direct current operator that receives control signals from the control circuitry to switch in accordance with a point-on-wave switching scheme to close at desired times of an AC waveform of the incoming power and thereby complete current carrying paths from the source through the power conductors to the motor; and at least one sensor to sense current and/or voltage waveforms of the incoming power and to provide signals representative thereof to the control circuitry; wherein the control circuitry is programmed to monitor a switching polarity of at least one of the phases of incoming power and to control timing for closing of at least one of the relays based upon the monitored polarity. a printed circuit board having three phase conductors (40, 42) for conveying incoming three phase power from a source and for outputting three phase power to a three-phase AC electric motor; a power supply mounted on and electrically coupled to the printed circuit board; control circuitry mounted on and electrically coupled to the printed circuit board and receiving power from the power supply; three single pole relays (18, 20, 22) mounted on and electrically coupled to respective phase conductors to receive the incoming power and to provide the outgoing power when closed, the relays each having a direct current operator that receives control signals from the control circuitry to switch in accordance with a point-on-wave switching scheme to close at desired times of an AC waveform of the incoming power and thereby complete current carrying paths from the source through the power conductors to the motor; and at least one sensor to sense current and/or voltage waveforms of the incoming power and to provide signals representative thereof to the control circuitry; wherein the control circuitry is programmed to monitor a switching polarity of at least one of the phases of incoming power and to control timing for closing of at least one of the relays based upon the monitored polarity.
A fundus camera comprising: - illuminating means configured to project a first light beam to illuminate the retina of a patient's eye, - one or more first light sources; - a shaped structure provided with a through hole; - at least one lens; - projecting means configured to project one or more second light beams on the patient's retina, said projecting means comprising one or more second light sources; - sensor means configured to receive the light reflected by the patient's retina at a receiving surface, so as to acquire one or more images of the patient's retina; - regulating means configured to regulate the focusing of the images of the patient's retina, at the receiving surface of said sensor means; - actuating means (260, 26, 28) configured to move said regulating means and said projecting means; - processing means configured to analyze the images of the patient's retina, acquired by said sensor means, and generate control signals for said actuating means; characterised in that said projecting means are arranged coaxially with said illuminating means, along a same axis (a), and are arranged to project said second light beams through said at least one lens that is kept in position by a hollow body, which is operatively associated to said through hole; and said illuminating means comprise said first light sources and said shaped structure for supporting said first light sources, wherein said first light sources are arranged on said shaped structure around said through hole and are able to emit a substantially ring-shaped light beam. - illuminating means configured to project a first light beam to illuminate the retina of a patient's eye, - one or more first light sources; - a shaped structure provided with a through hole; - at least one lens; - projecting means configured to project one or more second light beams on the patient's retina, said projecting means comprising one or more second light sources; - sensor means configured to receive the light reflected by the patient's retina at a receiving surface, so as to acquire one or more images of the patient's retina; - regulating means configured to regulate the focusing of the images of the patient's retina, at the receiving surface of said sensor means; - actuating means (260, 26, 28) configured to move said regulating means and said projecting means; - processing means configured to analyze the images of the patient's retina, acquired by said sensor means, and generate control signals for said actuating means;
A method of operating a light detection and ranging, LiDAR, device, the method comprising: obtaining receiving signals corresponding to reference laser pulses generated from a reference signal; obtaining a main receiving signal having a maximum value among the receiving signals with respect to a time point; correcting a value of a sub-receiving signal at the time point based on the maximum value of the main receiving signal and on an angle at which a side lobe is generated with respect to a main lobe of a laser pulse transmitted by the LiDAR device, wherein the sub-receiving signal comprises a receiving signal corresponding to a scan angle deviated by the angle at which the side lobe is generated from a scan angle of the LiDAR device corresponding to the main receiving signal; and obtaining a time of flight, ToF, of a laser pulse corresponding to the sub-receiving signal based on a cross-correlation function between the corrected value of the sub-receiving signal and the reference signal. obtaining receiving signals corresponding to reference laser pulses generated from a reference signal; obtaining a main receiving signal having a maximum value among the receiving signals with respect to a time point; correcting a value of a sub-receiving signal at the time point based on the maximum value of the main receiving signal and on an angle at which a side lobe is generated with respect to a main lobe of a laser pulse transmitted by the LiDAR device, wherein the sub-receiving signal comprises a receiving signal corresponding to a scan angle deviated by the angle at which the side lobe is generated from a scan angle of the LiDAR device corresponding to the main receiving signal; and obtaining a time of flight, ToF, of a laser pulse corresponding to the sub-receiving signal based on a cross-correlation function between the corrected value of the sub-receiving signal and the reference signal.
Device for the continuous treatment of foodstuffs with pulsed electric fields, which has a housing with a housing base extending between the side walls of the housing, a circulating conveyor belt guided through the housing and having drivers arranged transversely to the conveying direction, and two electrodes arranged in the housing and spaced apart from one another, which are connected to the terminals of opposite polarity of a voltage supply, wherein lateral insulator plates are arranged on the inside of the side walls on both sides of the conveyor belt, wherein the drivers extend to a small distance, which amounts to 1 to 30 mm, from the lateral insulator plates and the electrodes are arranged in matching recesses of the lateral insulator plates, which are open towards the opposite electrode, wherein the electrodes project by a maximum of 20 mm beyond the surfaces of the lateral insulator plates or lie behind these.
Process for the preparation of an isocyanate, comprising the following steps. a) phosgenation of a primary amine to obtain a crude process product comprising the corresponding isocyanate, b) working up of the crude process product obtained under a), wherein the working up comprises at least one distillation step in which monomeric isocyanate, as the distillate, and a distillation residue comprising monomeric isocyanate are obtained, c) working up of the distillation residue obtained under b), wherein the distillation residue and a carrier gas are sprayed into a reactor, the distillation residue and the carrier gas flowing vertically downwards, so that the monomeric isocyanate vaporizes partly to completely and a dried residue which has been largely to completely freed from monomeric isocyanate and a stream comprising monomeric isocyanate are obtained in this way. a) phosgenation of a primary amine to obtain a crude process product comprising the corresponding isocyanate, b) working up of the crude process product obtained under a), wherein the working up comprises at least one distillation step in which monomeric isocyanate, as the distillate, and a distillation residue comprising monomeric isocyanate are obtained, c) working up of the distillation residue obtained under b), wherein the distillation residue and a carrier gas are sprayed into a reactor, the distillation residue and the carrier gas flowing vertically downwards, so that the monomeric isocyanate vaporizes partly to completely and a dried residue which has been largely to completely freed from monomeric isocyanate and a stream comprising monomeric isocyanate are obtained in this way.
Method for manufacturing a moulded article from a first rubber polymer, which moulded article comprises an insert from a second rubber polymer, which method comprises at least the following steps of: providing a vulcanizing mould with mounting means for the insert; arranging an insert from the second rubber polymer, which is sufficiently reactive to vulcanize into substantially one network at the position of the boundary surface with the first rubber polymer, in the vulcanizing mould using the mounting means; adding the first rubber polymer to the vulcanizing mould in unvulcanized state; vulcanizing the moulded article at a suitable vulcanization temperature and subsequently removing the moulded article; with the proviso that prior to step C) a reactive mixture comprising at least a peroxide is arranged on at least that side of the insert which comes into contact with the first rubber polymer during step C). providing a vulcanizing mould with mounting means for the insert; arranging an insert from the second rubber polymer, which is sufficiently reactive to vulcanize into substantially one network at the position of the boundary surface with the first rubber polymer, in the vulcanizing mould using the mounting means; adding the first rubber polymer to the vulcanizing mould in unvulcanized state; vulcanizing the moulded article at a suitable vulcanization temperature and subsequently removing the moulded article;