mhurhangee/ep-ind-claims huggingface dataset:
A method to reduce the latency of elliptical curve digital signature generation using pre-computation characterized by: - pre-computing (301, 302, 303, 304, 305, 306) an incomplete elliptical curve digital signature ( r, s') using an unmodified ECDSA computing engine prior to a receipt of a message hash e, wherein pre-computing (301, 302, 303, 304, 305, 306) the incomplete elliptical curve digital signature ( r, s ') comprises: - inputting a dummy hash value e'; - selecting a random integer k between 0 and n, wherein n is an integer representing the order of G and G is an elliptic curve base point; - computing a curve point (x, y) = k * G; - computing r = x mod n; - computing s ' = k -1 * (e' + d * r) mod n where d is a private key integer; wherein the method further comprises: - completing computation (307, 308, 309, 310, 311) of an elliptical curve digital signature without using the ECDSA computing engine after receipt of the message hash e by using the incomplete elliptical curve digital signature as input, thereby generating a complete elliptical curve digital signature ( r, s), wherein completing the computation (307, 308, 309, 310, 311) of the elliptical curve digital signature comprises: - computing α -1 = (e' + d * r) -1 mod n; - computing k -1 = s' * α -1 mod n; - inputting a cryptographic hash function e of a message m to be signed; - computing s = s' + k -1 (e - e') mod n. - pre-computing (301, 302, 303, 304, 305, 306) an incomplete elliptical curve digital signature ( r, s') using an unmodified ECDSA computing engine prior to a receipt of a message hash e, wherein pre-computing (301, 302, 303, 304, 305, 306) the incomplete elliptical curve digital signature ( r, s ') comprises: - inputting a dummy hash value e'; - selecting a random integer k between 0 and n, wherein n is an integer representing the order of G and G is an elliptic curve base point; - computing a curve point (x, y) = k * G; - computing r = x mod n; - computing s ' = k -1 * (e' + d * r) mod n where d is a private key integer; - inputting a dummy hash value e'; - selecting a random integer k between 0 and n, wherein n is an integer representing the order of G and G is an elliptic curve base point; - computing a curve point (x, y) = k * G; - computing r = x mod n; - computing s ' = k -1 * (e' + d * r) mod n where d is a private key integer; - completing computation (307, 308, 309, 310, 311) of an elliptical curve digital signature without using the ECDSA computing engine after receipt of the message hash e by using the incomplete elliptical curve digital signature as input, thereby generating a complete elliptical curve digital signature ( r, s), wherein completing the computation (307, 308, 309, 310, 311) of the elliptical curve digital signature comprises: - computing α -1 = (e' + d * r) -1 mod n; - computing k -1 = s' * α -1 mod n; - inputting a cryptographic hash function e of a message m to be signed; - computing s = s' + k -1 (e - e') mod n. - computing α -1 = (e' + d * r) -1 mod n; - computing k -1 = s' * α -1 mod n; - inputting a cryptographic hash function e of a message m to be signed; - computing s = s' + k -1 (e - e') mod n.
Method for operating a resonance-measuring system, in particular a Coriolis mass flowmeter, by determining the eigenfrequencies of the resonance-measuring system and regulating and tracking the working point, wherein the resonance-measuring system is comprised of at least one oscillation element (2a, 2b) interactive with a process, at least one oscillation driver (3a, 3b, 3c) and at least one oscillation sensor (4a, 4b, 4c), wherein the oscillation element (2a, 2b) is excited to oscillation in at least one eigenform with known excitation signals F i (t) by the oscillation driver (3a, 3b, 3c) and the oscillation element (2a, 2b) is excited to oscillation with unknown excitation signals W(t) by the process and the oscillations of the oscillation element (2a, 2b) are detected by the oscillation sensor (4a, 4b, 4c) and are formed as at least one response signal y i (t) of the respective eigenform characterized in that orthogonal projection components (Re{ y i},Im{ y i}) of the response signal are created by projecting the response signal y i (t) onto an orthogonal frame of reference, wherein two harmonic oscillations shifted by 90° are used as an orthogonal frame of reference and one of the harmonic oscillations is derived from the known excitation signal F i (t) of the respective eigenform, at least a first value correspondent with the eigenfrequency f 0i of the resonance-measuring system is determined with at least a part of the alternating components of the projection components (Re{ y i},Im{ y i}), at least a second value correspondent with the eigenfrequency f 0i of the resonance-measuring system is determined with at least a part of the constant components of the projection components (Re{ y i},Im{ y i}) and the first and the second value correspondent with the eigenfrequency f 0i of the resonance-measuring system are used for exciting the resonance-measuring system with at least one control in at least one control loop in the eigenform correspondent with the eigenfrequency f 0i.
An electrically-powered industrial truck including: - a lifting assembly for lifting a load, - a counterweight opposite to the lifting assembly for balancing the weight of the lifting assembly and of a load lifted by the lifting assembly, - a front frame portion configured for supporting the lifting assembly, and - a battery assembly, characterized in that the battery assembly includes: - a housing including a recess for receiving one or more battery cells and - two longitudinal members connected to the housing on opposite lateral sides of the recess, wherein the longitudinal members connect the counterweight and the front frame portion on opposite lateral sides of the electrically-powered industrial truck and are configured to transfer forces between the counterweight and the front frame portion during operation of the electrically-powered industrial truck. - a lifting assembly for lifting a load, - a counterweight opposite to the lifting assembly for balancing the weight of the lifting assembly and of a load lifted by the lifting assembly, - a front frame portion configured for supporting the lifting assembly, and - a battery assembly, characterized in that the battery assembly includes: - a housing including a recess for receiving one or more battery cells and - two longitudinal members connected to the housing on opposite lateral sides of the recess, - a housing including a recess for receiving one or more battery cells and - two longitudinal members connected to the housing on opposite lateral sides of the recess, wherein the longitudinal members connect the counterweight and the front frame portion on opposite lateral sides of the electrically-powered industrial truck and are configured to transfer forces between the counterweight and the front frame portion during operation of the electrically-powered industrial truck.
A method for securely controlling mailing, deposition and retrieval of shipments into at least one electronic locker unit connected to a managing distribution centre through a communication network and having several lockable compartments of different sizes, comprising the following steps: - generating an identification code of the shipment and specific information associated with the shipment; - opening a compartment of said at least one electronic locker unit; - depositing the shipment inside the compartment; the method being characterized by the following automatically performed steps: - acquiring a shape of the content inside the shipment with a shape measurement module located inside the compartment; - adding the acquired shipment content's shape to the specific information and recording it in a locker unit database; - comparing the acquired shipment content's shape to hazardous items listed in a surveillance bank of pictures and sending a warning message if at least one of such hazardous items is identifiable; - if no hazardous item is identifiable, locking the compartment containing the shipment and logging the compartment as being filled and successfully locked, and the shipment ready for retrieval. - generating an identification code of the shipment and specific information associated with the shipment; - opening a compartment of said at least one electronic locker unit; - depositing the shipment inside the compartment; - acquiring a shape of the content inside the shipment with a shape measurement module located inside the compartment; - adding the acquired shipment content's shape to the specific information and recording it in a locker unit database; - comparing the acquired shipment content's shape to hazardous items listed in a surveillance bank of pictures and sending a warning message if at least one of such hazardous items is identifiable; - if no hazardous item is identifiable, locking the compartment containing the shipment and logging the compartment as being filled and successfully locked, and the shipment ready for retrieval.
A method of culturing cells comprising: providing a matrix of biaxially oriented, thermoplastic fibrillated polypropylene-polyethylene terephthalate substrate, the substrate having a schistose surface, the schistose surface comprising microflakes having an average length of less than 20 micrometers, providing for cell growth and attachment, the matrix dispersed in a cell culture medium; and inoculating the matrix with cells. providing a matrix of biaxially oriented, thermoplastic fibrillated polypropylene-polyethylene terephthalate substrate, the substrate having a schistose surface, the schistose surface comprising microflakes having an average length of less than 20 micrometers, providing for cell growth and attachment, the matrix dispersed in a cell culture medium; and inoculating the matrix with cells.
A method for operating a voice command interface configured to control a media playback device, the method comprising: receiving at a media playback device, an instruction from a user, the instruction indicative of a user command requesting an outcome, wherein the outcome is playback of a media content item; determining whether the outcome will be recognizable by the user of the media playback device in a predetermined period of time after receiving the instruction by determining an attribute of the media content item, and when the attribute does not meet a threshold, determining that the media content item will not be recognized by the user of the media playback device in the predetermined period of time; and upon determining that the outcome will not be recognizable by the user of the media playback device in the predetermined period of time, playing an audio cue (1114, 1224) before the predetermined period of time elapses. receiving at a media playback device, an instruction from a user, the instruction indicative of a user command requesting an outcome, wherein the outcome is playback of a media content item; determining whether the outcome will be recognizable by the user of the media playback device in a predetermined period of time after receiving the instruction by determining an attribute of the media content item, and when the attribute does not meet a threshold, determining that the media content item will not be recognized by the user of the media playback device in the predetermined period of time; and upon determining that the outcome will not be recognizable by the user of the media playback device in the predetermined period of time, playing an audio cue (1114, 1224) before the predetermined period of time elapses.
A machine for making absorbent sanitary articles, such as nappies for babies or incontinence pads for adults, sanitary towels or the like, comprises a plurality of operating stations equipped with devices for cutting and/or sealing the materials of which the articles consist, at least two of the operating stations each comprise at least one laser unit for performing the cutting and/or sealing operation, the laser units being connected to the same laser source; the machine being characterised in that comprises splitter means for the laser beam emitted by the laser source for splitting the laser beam emitted into a plurality of secondary laser beams and conveying means for the secondary laser beams for conveying the secondary laser beams from the splitter means to the laser units; and in that the conveying means comprise optical fibres.
A quick release device for fluid-conduction hose- or pipelines, in particular of extracorporeal blood circulations, with a male and a female release piece (11, 12) which can be connected to one another in a separable and fluid-tight manner, wherein a seal which can be positively introduced and without play in the radial and axial direction into a correspondingly shaped recess of the female coupling piece is arranged on the free end of the male coupling piece,which seal results, after the connecting of the release pieces (11, 12) in a transition free of slots and graduations between the fluid-conducting hollow spaces of the two release pieces (11, 12), characterized in that the release pieces (11, 12) comprise an area (16, 17) with an inside diameter enlarged opposite the hose connection areas and that a closable ventilation opening is provided in this area (16, 17).
A biometric measurement apparatus (1 or 2) comprising: an impedance measurer (IPG1 and IPG2, or IPG) for measuring the impedance of tissues and blood in a living body with a first frequency, for output as a first impedance, and for measuring the impedance of tissues and blood of the living body with a second frequency, the second frequency higher than the first frequency, for output as a second impedance, the impedance measurer having output electrodes (220a and 220b) and input electrodes (230a and 230b) that are in contact with the surface of the body during the measurement; a first analyzing unit (MS 1 or MS) for analyzing variation in the first impedance, to output as a first variation amount (ΔZ L); a second analyzing unit (MS2 or MS) for analyzing variation in the second impedance, to output as a second variation amount (ΔZ H); and an index generator (245 or 246) for generating an index indicating a component of the blood based on the ratio between the first variation amount and the second variation amount wherein the first variation amount is ΔZ L, the second variation amount is ΔZ H, and the index is hematocrit Hct, characterized in that the index generator generates the index by calculating the equation Hct = 1 - (ΔZ H / ΔZ L). an impedance measurer (IPG1 and IPG2, or IPG) for measuring the impedance of tissues and blood in a living body with a first frequency, for output as a first impedance, and for measuring the impedance of tissues and blood of the living body with a second frequency, the second frequency higher than the first frequency, for output as a second impedance, the impedance measurer having output electrodes (220a and 220b) and input electrodes (230a and 230b) that are in contact with the surface of the body during the measurement; a first analyzing unit (MS 1 or MS) for analyzing variation in the first impedance, to output as a first variation amount (ΔZ L); a second analyzing unit (MS2 or MS) for analyzing variation in the second impedance, to output as a second variation amount (ΔZ H); and an index generator (245 or 246) for generating an index indicating a component of the blood based on the ratio between the first variation amount and the second variation amount wherein the first variation amount is ΔZ L, the second variation amount is ΔZ H, and the index is hematocrit Hct, characterized in that the index generator generates the index by calculating the equation Hct = 1 - (ΔZ H / ΔZ L).
A transmission method in a Long Term Evolution Time Division Duplex system, the transmission method comprises: configuring the structure of a half-frame in a radio frame for service transmission in the system so that the half-frame comprises more than one normal time slot and at least one special time slot zone comprising a Downlink Pilot Time Slot, a Guard Period and an Uplink Pilot Time Slot; determining the lengths of the Downlink Pilot Time Slot, the Guard Period and the Uplink Pilot Time Slot in the special time slot zone according to a required coverage area of the system to determine the structure of the radio frame for service transmission, wherein the length of the special time slot zone is configured to be constant; and performing, by the system, the service transmission in the determined radio frame (510, 1011). configuring the structure of a half-frame in a radio frame for service transmission in the system so that the half-frame comprises more than one normal time slot and at least one special time slot zone comprising a Downlink Pilot Time Slot, a Guard Period and an Uplink Pilot Time Slot; determining the lengths of the Downlink Pilot Time Slot, the Guard Period and the Uplink Pilot Time Slot in the special time slot zone according to a required coverage area of the system to determine the structure of the radio frame for service transmission, wherein the length of the special time slot zone is configured to be constant; and performing, by the system, the service transmission in the determined radio frame (510, 1011).
A bottle flakes recycling and pelletizing apparatus, including a bottle flakes feeding apparatus and screw extrusion pelletizing apparatus with 3A grade bottle flakes as raw material, said 3A grade bottle flakes as defined in the description, wherein between the bottle flakes feeding apparatus and screw extrusion pelletizing apparatus, a dust removing and drying apparatus is located, wherein said dust removing and drying apparatus includes an eddy current separator, characterized in that said dust removing and drying apparatus also includes a material sorter, a fluid-bed apparatus, a round vibrating sieve and a drying tower, and in that the said screw extrusion pelletizing apparatus has a multiple-hopper material mixing apparatus at the output end. wherein between the bottle flakes feeding apparatus and screw extrusion pelletizing apparatus, a dust removing and drying apparatus is located, wherein said dust removing and drying apparatus includes an eddy current separator, characterized in that said dust removing and drying apparatus also includes a material sorter, a fluid-bed apparatus, a round vibrating sieve and a drying tower, and in that the said screw extrusion pelletizing apparatus has a multiple-hopper material mixing apparatus at the output end.
A surgery supporting apparatus capable of performing a manipulation using a surgical instrument to be inserted into a body cavity, wherein the surgical instrument is a handheld medical instrument, comprising: measurement means arranged to measure an insertion depth and an insertion angle, with respect to the body cavity, of a shaft of the surgical instrument inserted into the body cavity, as input of the manipulation for controlling the motion of a robot medical instrument, characterized in that the measurement means is arranged to measure the insertion depth by measuring a sound wave propagating in a space between a transmitter attached to one of the surgical instrument and a sheath tube through which a part of the surgical instrument is inserted into the body cavity, and a receiver attached to the other, and in order to measure the insertion depth, the measurement means is arranged to measure a change amount of a distance between the transmitter and the receiver, based on a phase difference between a sound wave signal transmitted from the transmitter and a sound wave signal received by the receiver, by excluding a movement of the surgical instrument at a velocity exceeding a predetermined threshold, wherein the predetermined threshold of the velocity is half the sonic speed and wherein the surgical instrument does not move over a half wavelength during a given sampling interval. measurement means arranged to measure an insertion depth and an insertion angle, with respect to the body cavity, of a shaft of the surgical instrument inserted into the body cavity, as input of the manipulation for controlling the motion of a robot medical instrument, characterized in that the measurement means is arranged to measure the insertion depth by measuring a sound wave propagating in a space between a transmitter attached to one of the surgical instrument and a sheath tube through which a part of the surgical instrument is inserted into the body cavity, and a receiver attached to the other, and in order to measure the insertion depth, the measurement means is arranged to measure a change amount of a distance between the transmitter and the receiver, based on a phase difference between a sound wave signal transmitted from the transmitter and a sound wave signal received by the receiver, by excluding a movement of the surgical instrument at a velocity exceeding a predetermined threshold, wherein the predetermined threshold of the velocity is half the sonic speed and wherein the surgical instrument does not move over a half wavelength during a given sampling interval.
A surgical device, comprising: a handle including a bore; a trigger configured to advance or retract a needle through the bore of the handle, the trigger configured to rotate about a pivot axis and further configured to slide in distal and proximal directions, and a trigger assembly including the trigger, a trigger housing, and a pin, and wherein the trigger is configured to rotate relative to the trigger housing about the pin, the trigger assembly including a spring configured to bias the trigger away from a central axis of the bore of the handle. a handle including a bore; a trigger configured to advance or retract a needle through the bore of the handle, the trigger configured to rotate about a pivot axis and further configured to slide in distal and proximal directions, and a trigger assembly including the trigger, a trigger housing, and a pin, and wherein the trigger is configured to rotate relative to the trigger housing about the pin, the trigger assembly including a spring configured to bias the trigger away from a central axis of the bore of the handle.
A method of wireless positioning performed by a user equipment, UE, comprising: performing at least one positioning measurement of at least one downlink positioning reference signal, DL-PRS, received from at least one transmission-reception point, TRP, during a positioning session; and the method being characterized by: reporting, to a positioning entity via low layer signaling, a relative value of the at least one positioning measurement relative to an expected value of the at least one positioning measurement, wherein the relative value of the at least one positioning measurement is a difference between the expected value of the at least one positioning measurement and a measured value of the at least one positioning measurement.
A method for wireless communications of isochronous data, comprising: receiving a transmission of isochronous data using an electronic device having a battery and a receiver; determining a number of redundant transmissions of said isochronous data that can be received by the device within a predetermined time frame to limit discharge of the battery; and adjusting reception of the redundant transmissions of said isochronous data by the receiver based on the determination, characterised in that adjusting reception includes adjusting percentage of allowable retransmission receptions and adjusting the predetermined time frame depending on capacity and chemistry of the battery. receiving a transmission of isochronous data using an electronic device having a battery and a receiver; determining a number of redundant transmissions of said isochronous data that can be received by the device within a predetermined time frame to limit discharge of the battery; and adjusting reception of the redundant transmissions of said isochronous data by the receiver based on the determination, characterised in that adjusting reception includes adjusting percentage of allowable retransmission receptions and adjusting the predetermined time frame depending on capacity and chemistry of the battery.