mhurhangee/patent-ind-claim-en huggingface dataset:
A method for producing a textured structure of a crystalline silicon solar cell, characterized in that it comprises the following steps : a silicon wafer is placed in a hydrofluoric acid solution containing an oxidizing agent and a metal salt to form a porous layer structure on the surface of the silicon wafer; or the silicon wafer is first immersed in a solution containing metal ions, so that the surface of the silicon wafer is coated with a layer of metal nanoparticles, then the surface of the silicon wafer is etched with a chemical etching solution to form a porous layer structure, the chemical etching solution is a mixed solution of HF and an oxidizing agent; cleaning with a first alkaline chemical solution, wherein the step is used to remove a porous silicon structure on the surface, so as to expose an underlying nano-textured structure, meanwhile peeling off a large amount of metal particles in the porous silicon; removing the residual metal particles with a first cleaning solution; then etching the surface with a first chemical etching solution to obtain the textured structure of the crystalline silicon solar cell; wherein the first chemical etching solution is a mixed solution of hydrofluoric acid and an oxidizing agent. a silicon wafer is placed in a hydrofluoric acid solution containing an oxidizing agent and a metal salt to form a porous layer structure on the surface of the silicon wafer; or the silicon wafer is first immersed in a solution containing metal ions, so that the surface of the silicon wafer is coated with a layer of metal nanoparticles, then the surface of the silicon wafer is etched with a chemical etching solution to form a porous layer structure, the chemical etching solution is a mixed solution of HF and an oxidizing agent; cleaning with a first alkaline chemical solution, wherein the step is used to remove a porous silicon structure on the surface, so as to expose an underlying nano-textured structure, meanwhile peeling off a large amount of metal particles in the porous silicon; removing the residual metal particles with a first cleaning solution; then etching the surface with a first chemical etching solution to obtain the textured structure of the crystalline silicon solar cell; wherein the first chemical etching solution is a mixed solution of hydrofluoric acid and an oxidizing agent.
A power conversion device comprising: - a power conversion circuit which has a switching element and which is configured to perform power conversion of input power through switching operation of the switching element and to output resultant power; and - a control device for controlling the power conversion circuit , characterised in that the control device includes - a pattern generation unit configured to generate a frequency change pattern in which 2n switching frequencies f are shifted thereamong, n being an integer equal to or greater than 2, and - a controller configured to generate a control signal (G) for switching the switching element , by using the 2n switching frequencies f for respective different duration times in accordance with the generated frequency change pattern , the pattern generation unit includes - a frequency determination unit which, using n first frequencies fc and a second frequency fdef smaller than a smallest one of differences among the n first frequencies fc, is configured to determine the 2n switching frequencies f which are generated by adding/subtracting the second frequency fdef to/from each first frequency fc so as to sandwich the first frequency fc, and - a shift determination unit which is configured to determine a shift order of the 2n switching frequencies f so that a middle value between two switching frequencies f before and after shifting does not overlap a value of each switching frequency f, and the controller is configured to use a carrier wave having each switching frequency f as a carrier frequency and to change each carrier frequency in synchronization with upper peaks or lower peaks of the carrier wave. - a power conversion circuit which has a switching element and which is configured to perform power conversion of input power through switching operation of the switching element and to output resultant power; and - a control device for controlling the power conversion circuit , - a pattern generation unit configured to generate a frequency change pattern in which 2n switching frequencies f are shifted thereamong, n being an integer equal to or greater than 2, and - a controller configured to generate a control signal (G) for switching the switching element , by using the 2n switching frequencies f for respective different duration times in accordance with the generated frequency change pattern , the pattern generation unit includes - a frequency determination unit which, using n first frequencies fc and a second frequency fdef smaller than a smallest one of differences among the n first frequencies fc, is configured to determine the 2n switching frequencies f which are generated by adding/subtracting the second frequency fdef to/from each first frequency fc so as to sandwich the first frequency fc, and - a shift determination unit which is configured to determine a shift order of the 2n switching frequencies f so that a middle value between two switching frequencies f before and after shifting does not overlap a value of each switching frequency f, and
An article comprising: a metal substrate of a food or beverage container or a portion thereof; and a coating applied on at least a portion of a major surface of the metal substrate, wherein the coating is formed from a coating composition comprising: a film-forming amount of a polyether polymer having: one or more segment of the following Formula I: -O-Ar-Ar-O-, wherein: each Ar is independently an aryl or heteroaryl group, and the two oxygen atoms are each ether oxygen; and a glass transition temperature (Tg) of at least 50°C; and wherein the coating composition is at least substantially free of bisphenol A and the diglycidyl ether of bisphenol A. a metal substrate of a food or beverage container or a portion thereof; and a coating applied on at least a portion of a major surface of the metal substrate, wherein the coating is formed from a coating composition comprising: a film-forming amount of a polyether polymer having: one or more segment of the following Formula I: -O-Ar-Ar-O-, wherein: each Ar is independently an aryl or heteroaryl group, and the two oxygen atoms are each ether oxygen; and a glass transition temperature (Tg) of at least 50°C; and one or more segment of the following Formula I: -O-Ar-Ar-O-, wherein: each Ar is independently an aryl or heteroaryl group, and the two oxygen atoms are each ether oxygen; and each Ar is independently an aryl or heteroaryl group, and the two oxygen atoms are each ether oxygen; and a glass transition temperature (Tg) of at least 50°C; and wherein the coating composition is at least substantially free of bisphenol A and the diglycidyl ether of bisphenol A.
Method for determining an echo curve using a fill level measurement device which operates according to a distance measurement method and carries out a spectral analysis of the measurement signal, which has been received by the fill level measurement device during the fill level determination, the method comprising the steps of: detecting a measurement signal, which is a transmission signal transmitted by the fill level measurement device and reflected at least at the surface of a medium; converting the detected transmission signal into an intermediate frequency signal; sampling the intermediate frequency signal at discrete times; transforming the sampling values, obtained by the sampling, from the time range into the frequency range; calculating an echo curve from the sampling values, which are transformed into the frequency range, in a first resolution by means of a fast Fourier transform (FFT); calculating a portion of the echo curve within a defined region of the echo curve in a second resolution, which is higher than the first resolution, by means of a discrete Fourier transform (DTFT). detecting a measurement signal, which is a transmission signal transmitted by the fill level measurement device and reflected at least at the surface of a medium; converting the detected transmission signal into an intermediate frequency signal; sampling the intermediate frequency signal at discrete times; transforming the sampling values, obtained by the sampling, from the time range into the frequency range; calculating an echo curve from the sampling values, which are transformed into the frequency range, in a first resolution by means of a fast Fourier transform (FFT); calculating a portion of the echo curve within a defined region of the echo curve in a second resolution, which is higher than the first resolution, by means of a discrete Fourier transform (DTFT).
A temperature control device for controlling a temperature of a resin which flows through a resin flow channel which is formed by a nozzle section and a cylinder section connected to the nozzle section , the temperature control device comprising: a first temperature sensor adapted to detect a nozzle temperature of the resin which flows through the nozzle section ; a first temperature control unit adapted to perform a PID control so that the nozzle temperature reaches a first target temperature (SP0); a plurality of second temperature sensors adapted to detect a cylinder temperature of the resin which flows through the cylinder section ; and a plurality of second temperature control units adapted to perform a PID control so that the cylinder temperature reaches a second target temperature (SP1, SP2, SP3), wherein the second temperature control units are adapted to perform PID control on the cylinder temperature using temperature control information (TD1, TD11, TD12, TD13, TD21, TD22, TD3) from the first temperature control unit , and the first temperature control unit is adapted to feed temperature control information back to the plurality of second temperature control units . a first temperature sensor adapted to detect a nozzle temperature of the resin which flows through the nozzle section ; a first temperature control unit adapted to perform a PID control so that the nozzle temperature reaches a first target temperature (SP0); a plurality of second temperature sensors adapted to detect a cylinder temperature of the resin which flows through the cylinder section ; and a plurality of second temperature control units adapted to perform a PID control so that the cylinder temperature reaches a second target temperature (SP1, SP2, SP3), wherein the second temperature control units are adapted to perform PID control on the cylinder temperature using temperature control information (TD1, TD11, TD12, TD13, TD21, TD22, TD3) from the first temperature control unit , and the first temperature control unit is adapted to feed temperature control information back to the plurality of second temperature control units .
A device for amplifying nucleic acids, the device comprising: at least one first channel through which sample droplets comprising nucleic acids flow, wherein the nucleic acids in the droplets are optically detectable while the droplets are flowing through the first channel ; and a plurality of temperature zones comprising a high temperature zone and a low temperature zone , each zone having a profile defined by rectangular projections alternating with rectangular recesses, each rectangular recess of the high temperature zone enclosing a corresponding rectangular projection of the low temperature zone and vice versa, the high temperature zone and the low temperature zone being thermally isolated from each other by air gaps , wherein the high temperature zone and the low temperature zone are in thermal contact with the first channel , which is configured in a straight line in the area of thermal contact with the high and the low temperature zone, wherein portions of the high temperature zone alternate with portions of the low temperature zone along the first channel and the zones are separated from each other. at least one first channel through which sample droplets comprising nucleic acids flow, wherein the nucleic acids in the droplets are optically detectable while the droplets are flowing through the first channel ; and a plurality of temperature zones comprising a high temperature zone and a low temperature zone , each zone having a profile defined by rectangular projections alternating with rectangular recesses, each rectangular recess of the high temperature zone enclosing a corresponding rectangular projection of the low temperature zone and vice versa, the high temperature zone and the low temperature zone being thermally isolated from each other by air gaps , wherein the high temperature zone and the low temperature zone are in thermal contact with the first channel , which is configured in a straight line in the area of thermal contact with the high and the low temperature zone, wherein portions of the high temperature zone alternate with portions of the low temperature zone along the first channel and the zones are separated from each other.
A child seat comprising: a seat portion on which a child sits; a webbing placed on the body of the child sitting on the seat portion ; a tongue provided at the distal end of the webbing ; a crotch belt , the proximal end of which is connected to the front center of the seat portion ; a buckle that is provided at the distal end of the crotch belt and to which the tongue is latched; and a cover that covers the crotch belt , wherein the cover is configured to make the crotch belt free-standing in a position inclined toward the front of the child seat when the tongue is not latched to the buckle and to permit the crotch belt to lean toward the back of the child seat owing to the tension from the webbing when the tongue is latched to the buckle , characterized in that the cover is a tube having a vertical hole through which the crotch belt is passed, and the lower end face of the cover is an inclined surface that is inclined upward toward the front of the child seat with respect to the axial direction of the tube. a seat portion on which a child sits; a webbing placed on the body of the child sitting on the seat portion ; a tongue provided at the distal end of the webbing ; a crotch belt , the proximal end of which is connected to the front center of the seat portion ; a buckle that is provided at the distal end of the crotch belt and to which the tongue is latched; and a cover that covers the crotch belt , wherein the cover is configured to make the crotch belt free-standing in a position inclined toward the front of the child seat when the tongue is not latched to the buckle and to permit the crotch belt to lean toward the back of the child seat owing to the tension from the webbing when the tongue is latched to the buckle , characterized in that the cover is a tube having a vertical hole through which the crotch belt is passed, and the lower end face of the cover is an inclined surface that is inclined upward toward the front of the child seat with respect to the axial direction of the tube.
A method for supporting user plane integrity protection, UP IP, for communications with a radio access network, RAN, comprising: determining , by a processor of a wireless device, whether the wireless device supports UP IP for Evolved Universal Mobile Telecommunications System, UMTS, Terrestrial Radio Access, eUTRA, connections established between the wireless device and a RAN; generating , by the processor, a first security capability information element, IE, including a first UP IP support indication, wherein the first UP IP support indication indicates whether the wireless device supports UP IP for eUTRA connections established between the wireless device and the RAN; and sending , by the processor, the first security capability IE to a base station, wherein the first UP IP support indication is a bit setting in the first security capability IE, and wherein the bit setting also indicates that the wireless device supports the same maximum data rate capability for UP IP over eUTRA. determining , by a processor of a wireless device, whether the wireless device supports UP IP for Evolved Universal Mobile Telecommunications System, UMTS, Terrestrial Radio Access, eUTRA, connections established between the wireless device and a RAN; generating , by the processor, a first security capability information element, IE, including a first UP IP support indication, wherein the first UP IP support indication indicates whether the wireless device supports UP IP for eUTRA connections established between the wireless device and the RAN; and sending , by the processor, the first security capability IE to a base station, wherein the first UP IP support indication is a bit setting in the first security capability IE, and wherein the bit setting also indicates that the wireless device supports the same maximum data rate capability for UP IP over eUTRA.
An alkoxymagnesium particle, comprising a reaction product of following components: 1) magnesium powder; 2) a mixed alcohol; 3) a halogenating agent; and 4) a titanate compound, and the titanate compound is distributed in the particle in an interior thereof and on a surface thereof.
A cylindrical secondary battery comprising: a cylindrical can ; an electrode assembly placed in the cylindrical can; an insulation member located at an upper part of the electrode assembly; and a cap assembly located at an upper part of the insulation member, characterized in that the insulation member comprises: a substrate configured as a plate-shaped reticular structure having apertures formed therein by a plurality of crossed glass fiber strands ; and a binder coated on an outer surface of each of the glass fiber strands, wherein the apertures formed in the substrate are further filled with a binder , wherein the binder is a silicone-based compound or a urethane-based compound . a cylindrical can ; an electrode assembly placed in the cylindrical can; an insulation member located at an upper part of the electrode assembly; and a cap assembly located at an upper part of the insulation member, characterized in that a substrate configured as a plate-shaped reticular structure having apertures formed therein by a plurality of crossed glass fiber strands ; and a binder coated on an outer surface of each of the glass fiber strands, wherein the apertures formed in the substrate are further filled with a binder , wherein the binder is a silicone-based compound or a urethane-based compound .
A NAD precursor for use in a method for enhancing liver regeneration in a mammal in need thereof, wherein the NAD precursor is selected from the group consisting of nicotinamide riboside (NR), nicotinamide mononucleotide (NMN), and a pharmaceutically acceptable salt thereof, and wherein liver regeneration is enhanced by replication of existing liver cells. wherein the NAD precursor is selected from the group consisting of nicotinamide riboside (NR), nicotinamide mononucleotide (NMN), and a pharmaceutically acceptable salt thereof, and wherein liver regeneration is enhanced by replication of existing liver cells.
A sheet dispenser system having a roll of sheet material and a housing to receive the roll, wherein: the roll of sheet material comprises a first end portion incorporating a key ; and the housing comprises a mounting portion arranged to support the first end portion of the roll; wherein the mounting portion comprises a lock arrangement which is movable between a locked condition and a free condition; characterized in that the lock arrangement comprises a rotatable element configured for rotation about an axis (A), and a locking element configured for engagement with the rotatable element to inhibit rotation of the rotatable element , such that, when the locking element and the rotatable element are engaged, the lock arrangement occupies the locked condition, and when the locking element and the rotatable element are disengaged, the lock arrangement occupies the free condition; wherein the mounting portion is arranged such that the roll is movable between an engaged condition, in which the key engages the mounting portion , and a disengaged condition, in which the key is disengaged from the mounting portion , such that, when the roll is moved from the disengaged to the engaged condition, the first end portion of the roll moves the lock arrangement into the free condition, thereby permitting rotation of the rotatable element ; and wherein the locking element and the rotatable element are configured for engagement by relative movement of the locking element and the rotatable element towards each other in a direction along the axis of rotation (A) of the rotatable element . the roll of sheet material comprises a first end portion incorporating a key ; and the housing comprises a mounting portion arranged to support the first end portion of the roll; wherein the mounting portion comprises a lock arrangement which is movable between a locked condition and a free condition; characterized in that the lock arrangement comprises a rotatable element configured for rotation about an axis (A), and a locking element configured for engagement with the rotatable element to inhibit rotation of the rotatable element , such that, when the locking element and the rotatable element are engaged, the lock arrangement occupies the locked condition, and when the locking element and the rotatable element are disengaged, the lock arrangement occupies the free condition; wherein the mounting portion is arranged such that the roll is movable between an engaged condition, in which the key engages the mounting portion , and a disengaged condition, in which the key is disengaged from the mounting portion , such that, when the roll is moved from the disengaged to the engaged condition, the first end portion of the roll moves the lock arrangement into the free condition, thereby permitting rotation of the rotatable element ; and wherein the locking element and the rotatable element are configured for engagement by relative movement of the locking element and the rotatable element towards each other in a direction along the axis of rotation (A) of the rotatable element .
Multilevel power converter having a phase module , which is arranged between a first DC voltage terminal and a second DC voltage terminal of the multilevel power converter and which comprises a plurality of modules (1_1 ... 1_n; 2_1 ... 2_n), wherein the phase module comprises a first phase module branch , which is connected to the first DC voltage terminal , and a second phase module branch , which is connected to the second DC voltage terminal , and wherein the modules (1_1 ... 1_n; 2_1 ... 2_n) respectively comprise at least two electronic switching elements and an electrical energy store , having a third phase module branch , which connects the first phase module branch to the second phase module branch , and a switching device , which, in a first switch position, connects an AC voltage terminal of the phase module to a first connection point between the first phase module branch and the third phase module branch and, in a second switch position, connects the AC voltage terminal to a second connection point between the third phase module branch and the second phase module branch , and wherein the multilevel power converter comprises three phase modules of this type, characterized in that the switching device comprises a first power electronics switch and a second power electronics switch , wherein the first power electronics switch comprises antiparallel-connected thyristors (T1, T2) and the second power electronics switch comprises antiparallel-connected thyristors (T3, T4).