mhurhangee/ep-ind-claims huggingface dataset:
A method for quantizing and feeding back channel information in a dual-polarized system, characterized by comprising: receiving a channel measurement pilot signal from a base station; acquiring channel information by performing channel measurement according to the channel measurement pilot signal; calculating a first matrix CMatrix1 and a second matrix CMatrix2 using the channel information, wherein the CMatrix1 and CMatrix2 are used to quantize the channel information or indicate the base station to perform precoding; and feeding back first indication information of the CMatrix1 and second indication information of the CMatrix2 to the base station; wherein the CMatrix1 is a matrix with V n V m aV n − aV m or V n 0 0 V m as a model, and the CMatrix2 is a matrix with V i αV j V j − βV i or 0 V j V i 0 as a model; and V n, V m, V i or V j is one of a vector with Mt/2 rows and floor(r/2) columns, an orthogonal matrix with Mt/2 rows and floor(r/2) columns, and an orthogonal matrix with Mt/2 rows and floor(r/2)+1 columns, wherein Mt is the number of transmission antennas, floor(r/2) represents round down of r/2, r represents information of the number of transmission layers or rank information, and a, α and β are complex values. receiving a channel measurement pilot signal from a base station; acquiring channel information by performing channel measurement according to the channel measurement pilot signal; calculating a first matrix CMatrix1 and a second matrix CMatrix2 using the channel information, wherein the CMatrix1 and CMatrix2 are used to quantize the channel information or indicate the base station to perform precoding; and feeding back first indication information of the CMatrix1 and second indication information of the CMatrix2 to the base station; wherein the CMatrix1 is a matrix with V n V m aV n − aV m or V n 0 0 V m as a model, and the CMatrix2 is a matrix with V i αV j V j − βV i or 0 V j V i 0 as a model; and V n, V m, V i or V j is one of a vector with Mt/2 rows and floor(r/2) columns, an orthogonal matrix with Mt/2 rows and floor(r/2) columns, and an orthogonal matrix with Mt/2 rows and floor(r/2)+1 columns, wherein Mt is the number of transmission antennas, floor(r/2) represents round down of r/2, r represents information of the number of transmission layers or rank information, and a, α and β are complex values.
A section of stairlift guide rail having two holes (8A, 8'A) for attaching to another section of stairlift guide rail, wherein the two holes are positioned symmetrically about a point along one edge of the section, wherein at least one of the two holes is further configured to have a bracket for mounting the section attached thereto, and a rack having a plurality of rack holes, whereby the rack holes define the smallest distance travelled by a stairlift and further whereby the centre of each of the two holes align with the centre of a rack hole.
A compressor comprising a casing, a cylinder disposed inside the casing, that provides the suction and discharge of the refrigerant, a piston, a cylinder head that provides the sucked and discharged refrigerant to be directed, a suction chamber and a discharge chamber disposed inside the cylinder head, a suction muffler providing decrease in the temperature of the refrigerant and attenuation of the noise originating from the refrigerant, one or more than one flow pipe disposed inside the body of the suction muffler and through which the refrigerant passes, an oil discharge hole disposed at the lower side of the suction muffler body, a lid mounted on the suction muffler, a muffler head extending from the lid into the cylinder head and having a bend disposed inside the suction chamber and an outlet opening providing the refrigerant to pass into the cylinder, and an inlet opening that provides the refrigerant coming from the flow pipe to enter into the muffler head, characterized by a separator plate disposed inside the muffler head and extending vertically from the inlet opening towards the bend and by an oil flow channel that remains between the separator plate and the side wall of the muffler head and providing the oil separated from the refrigerant at the bend to be directed to the inlet opening.
A probe tip for a pitot probe assembly which comprises a heat source; the probe tip configured to enhance conduction of heat provided by the heat source into a front end tip of the probe, the probe tip including: a first region having higher thermal conductivity in a z-direction than thermal conductivity in other directions, wherein the z-direction is parallel to an axis along which the probe tip is extended; and a second region configured to function as a thermal reservoir with uniform thermal conductivity in all directions, storing heat from the heat source so that it can be accessed by the first region; and a third region configured to function as an insulator in all directions. a first region having higher thermal conductivity in a z-direction than thermal conductivity in other directions, wherein the z-direction is parallel to an axis along which the probe tip is extended; and a second region configured to function as a thermal reservoir with uniform thermal conductivity in all directions, storing heat from the heat source so that it can be accessed by the first region; and a third region configured to function as an insulator in all directions.
Mould (10; 100) for a tyre, comprising two shells (30; 300) that are each intended to mould a lateral sidewall of the tyre, a ring of sectors (20; 200, 200') intended to mould a tread of the tyre, each sector (20; 200, 200') of the ring of sectors comprising a radially inner face (21; 201, 201') having a moulding lining (22; 22A; 22B; 22C; 202, 202'; 2201, 2202; 2203, 2204; 2205, 2206, 2207; 2208, 2209, 2210), characterized in that the mould has microstructures (5; 6; 7; 8; 9; 10; 31, 50; 50A; 50B; 50C; 500, 500'; 5001, 5002; 5003, 5004, 5005, 5006; 5007, 5008; 5009, 5010, 5011, 5012, 5013, 5014) that are designed to fill a clearance between two moulding linings of adjacent sectors (200, 200') and/or between a moulding lining of one sector (20; 200, 200') and a shell (30; 300), when the mould is closed.
A device for underwater observations, which is buoyant and can be used by a number of persons, consisting of: a lifting body, which is arranged on the boundary line of the device, a floor, which seals closed the interior formed by the lifting body on the side facing the water surface, and transparent sections or, which allow an observation of regions underneath the water surface, characterised in that, the lifting body is partially stiffened, or flexible, the floor is rigid, partially stiffened, or flexible, and runs in a downward sloping manner from the attachment on the lifting body in the direction towards the centre of the device for underwater observations. a lifting body, which is arranged on the boundary line of the device, a floor, which seals closed the interior formed by the lifting body on the side facing the water surface, and transparent sections or, which allow an observation of regions underneath the water surface, characterised in that, the lifting body is partially stiffened, or flexible, the floor is rigid, partially stiffened, or flexible, and runs in a downward sloping manner from the attachment on the lifting body in the direction towards the centre of the device for underwater observations.
A heat shrink tunnel, comprising: a pair of opposing side wall assemblies, each assembly including an outer wall and an inner perforated wall defining a plenum therebetween, the opposing side walls defining a product path therebetween, the product path defining a longitudinal axis; a heater/blower assembly disposed in each of the opposing side walls, each heater blower assembly having an outlet directed into the product path, each heater/blower assembly drawing air from the product path, through its respective plenum; a shroud extending over the side wall assemblies and an open top space between the side wall assemblies, the side wall assemblies extending upwardly toward an inside of the shroud so as to define a gap between tops of the side wall assemblies and the inside of the shroud, the shroud having a bottom wall; and a conveyor, the conveyor configured to convey items through the heat shrink tunnel; wherein the shroud encloses the conveyor and the side wall assemblies to define the heat shrink tunnel, and wherein the heat shrink tunnel is configured for width adjustment, wherein the side wall assemblies are movable toward and away from the longitudinal axis, and further comprising a side wall assembly width adjusting assembly configured to move the side wall assemblies toward and away from the longitudinal axis and toward and away from one another by actuation of a single actuator. a pair of opposing side wall assemblies, each assembly including an outer wall and an inner perforated wall defining a plenum therebetween, the opposing side walls defining a product path therebetween, the product path defining a longitudinal axis; a heater/blower assembly disposed in each of the opposing side walls, each heater blower assembly having an outlet directed into the product path, each heater/blower assembly drawing air from the product path, through its respective plenum; a shroud extending over the side wall assemblies and an open top space between the side wall assemblies, the side wall assemblies extending upwardly toward an inside of the shroud so as to define a gap between tops of the side wall assemblies and the inside of the shroud, the shroud having a bottom wall; and a conveyor, the conveyor configured to convey items through the heat shrink tunnel; wherein the shroud encloses the conveyor and the side wall assemblies to define the heat shrink tunnel, and wherein the heat shrink tunnel is configured for width adjustment, wherein the side wall assemblies are movable toward and away from the longitudinal axis, and further comprising a side wall assembly width adjusting assembly configured to move the side wall assemblies toward and away from the longitudinal axis and toward and away from one another by actuation of a single actuator.
A method of making a three-dimensional article, comprising printing the three-dimensional article using a curable composition comprised of at least one polymerizable ionic species corresponding to Formula: A + B − wherein A + is a cationic species comprising a cationic functional group and a first polymerizable, ethylenically unsaturated functional group; and B - is an anionic species comprising an anionic functional group and a second polymerizable, ethylenically unsaturated functional group which is the same as or different from the first polymerizable, ethylenically unsaturated functional group; wherein the curable composition comprises less than 10,000 ppm of each of (meth)acrylic anhydride and water and wherein the curable composition when cured provides a cured composition which is thermoplastic in the absence of a protic liquid medium, is fragmentable in a protic liquid medium and comprises ionic crosslinks as a result of incorporation of the ionic species into a polymeric matrix.
A condenser microphone unit comprising: an electroacoustic transducer; and a unit case accommodating the electroacoustic transducer, wherein the unit case comprises at least one protrusion, the at least one protrusion is disposed on an inner circumferential surface of the unit case and is formed by pressing an outer circumferential surface of the unit case, and the electroacoustic transducer is fixed inside the unit case with the at least one protrusion. an electroacoustic transducer; and a unit case accommodating the electroacoustic transducer, wherein the unit case comprises at least one protrusion, the at least one protrusion is disposed on an inner circumferential surface of the unit case and is formed by pressing an outer circumferential surface of the unit case, and the electroacoustic transducer is fixed inside the unit case with the at least one protrusion.
A system for restoring muscle function to a lumbar spine, the system comprising: one or more electrodes (200, 202, 204, 206, 208, 210) configured to be implanted in or adjacent to tissue associated with control of the lumbar spine; an implantable pulse generator (300, 300', 300") coupled to the one or more electrodes, the implantable pulse generator having a programmable controller (318, 318', 318") configured to cause the one or more electrodes to stimulate the tissue to induce muscle contraction of a lumbar multifidus, transverse abdominus, and/or erector spinae muscle to restore muscle function to the lumbar spine in accordance with programming data, the implantable pulse generator comprising an IPG communications circuit (320, 320", 322, 322", 332, 332", 334, 334"); an external programmer (500, 500') comprising a programmer communications circuit (518, 520, 528, 530), the external programmer configured to communicate with the implantable pulse generator via the IPG and programmer communications circuits; and software configured to run on a computer coupled to the external programmer, the software configured to send a command via the external programmer to the implantable pulse generator to cause the programmable controller to run a routine to measure impedance of the one or more electrodes and then transmit the measured impedances back to the computer via the external programmer to display the measured impedances of each of the one or more electrodes. one or more electrodes (200, 202, 204, 206, 208, 210) configured to be implanted in or adjacent to tissue associated with control of the lumbar spine; an implantable pulse generator (300, 300', 300") coupled to the one or more electrodes, the implantable pulse generator having a programmable controller (318, 318', 318") configured to cause the one or more electrodes to stimulate the tissue to induce muscle contraction of a lumbar multifidus, transverse abdominus, and/or erector spinae muscle to restore muscle function to the lumbar spine in accordance with programming data, the implantable pulse generator comprising an IPG communications circuit (320, 320", 322, 322", 332, 332", 334, 334"); an external programmer (500, 500') comprising a programmer communications circuit (518, 520, 528, 530), the external programmer configured to communicate with the implantable pulse generator via the IPG and programmer communications circuits; and software configured to run on a computer coupled to the external programmer, the software configured to send a command via the external programmer to the implantable pulse generator to cause the programmable controller to run a routine to measure impedance of the one or more electrodes and then transmit the measured impedances back to the computer via the external programmer to display the measured impedances of each of the one or more electrodes.
A method for restoring a microwave link, the method being performed by a network entity and comprising: - receiving information from a network node controlling a microwave antenna, the information indicating that an obstacle is at least partly obscuring the microwave antenna, and - instructing, based on the received information, an unmanned aerial vehicle adapted for maintenance work to fly to a given location for removing the obstacle on the microwave antenna. - receiving information from a network node controlling a microwave antenna, the information indicating that an obstacle is at least partly obscuring the microwave antenna, and - instructing, based on the received information, an unmanned aerial vehicle adapted for maintenance work to fly to a given location for removing the obstacle on the microwave antenna.
Method for controlling a hydrostatic transmission of a vehicle with four drive wheels powered by a hybrid hydro-mechanical system, in which a first axle is driven mechanically by a drive motor of the vehicle, and a second axle is driven by a hydrostatic transmission comprising a hydraulic machine, the activation or the stopping of which is based on the monitoring of the road grip conditions of the wheels of the vehicle and of its steering wheel angle, and which uses the energy taken by a hydraulic pump from the differential of the first axle, characterized in that the control of the hydrostatic transmission is determined by the choice of the driver between a stable mode with two drive wheels (4X2), a stable automatic mode (AUTO), in which the hydrostatic transmission can be stopped or activated as a function of the running conditions of the vehicle, and an unstable locked mode (LOCK) in which the hydrostatic transmission is activated.
An assembly of an exhaust bypass valve of a two-stage turbocharger, the assembly comprising: a first turbocharger stage; a second turbocharger stage; an exhaust bypass valve that comprises an open state and a closed state; and a linkage mechanism that links the exhaust bypass valve to an actuator wherein the linkage mechanism comprises a locked state for the closed state of the exhaust bypass valve; wherein the linkage mechanism comprises at least one spring that is coupled to a post, the at least one spring configured to apply a force to a movable axle of the linkage mechanism, the movable axle being limited in its movement by a feature of the linkage mechanism, wherein either: the feature is a notch that seats the movable axle; or the feature is a guide comprising end surfaces configured to act as stop surfaces limiting upward and downward movement of the movable axle. a first turbocharger stage; a second turbocharger stage; an exhaust bypass valve that comprises an open state and a closed state; and a linkage mechanism that links the exhaust bypass valve to an actuator wherein the linkage mechanism comprises a locked state for the closed state of the exhaust bypass valve; wherein the linkage mechanism comprises at least one spring that is coupled to a post, the at least one spring configured to apply a force to a movable axle of the linkage mechanism, the movable axle being limited in its movement by a feature of the linkage mechanism, wherein either: the feature is a notch that seats the movable axle; or the feature is a guide comprising end surfaces configured to act as stop surfaces limiting upward and downward movement of the movable axle. the feature is a notch that seats the movable axle; or the feature is a guide comprising end surfaces configured to act as stop surfaces limiting upward and downward movement of the movable axle.
A locking device for a tyre in a tyred-wheel maintenance machine which has a support frame, at least one rotatable support for a wheel rim mounted for rotation on said support frame and provided with blocking/unblocking means for said wheel rim, and driving means for said at least one rotatable support, said locking device being characterized in that it comprises holding means anchorable to said support frame and comprising at least one flexible element (5a; 5b) suitable for removably at least partly engaging said tyre of said tyred wheel thereby preventing it from rotating, when its respective wheel rim is controllably angularly displaced by said drive means.
A nose cone (110;310), comprising: an outer skirt having an axially inner surface opposite an axially outer surface, and a repaired edge; a pin landing coupled to the axially inner surface near the repaired edge; characterized in that a first layer coupled to the repaired edge and having a first end and a second end, wherein the first end extends in an axial direction past the repaired edge and onto the axially outer surface of the outer skirt, and wherein the second end extends in the axial direction past the repaired edge and onto the pin landing; and a second layer coupled to the first layer and having a third end and a fourth end, wherein the third end of the second layer extends past the first end of the first layer and the fourth end of the second layer extends past the second end of the first layer. an outer skirt having an axially inner surface opposite an axially outer surface, and a repaired edge; a pin landing coupled to the axially inner surface near the repaired edge; characterized in that a first layer coupled to the repaired edge and having a first end and a second end, wherein the first end extends in an axial direction past the repaired edge and onto the axially outer surface of the outer skirt, and wherein the second end extends in the axial direction past the repaired edge and onto the pin landing; and a second layer coupled to the first layer and having a third end and a fourth end, wherein the third end of the second layer extends past the first end of the first layer and the fourth end of the second layer extends past the second end of the first layer.
A fan assembly for use in a gas turbine engine, the fan assembly comprising a fan wheel, a plurality of blades (36, 136) extending radially from the fan wheel away from a central axis, each of the blades (36, 136) including a root (42, 142) coupled with the fan wheel and an airfoil extending radially outwardly from the root (42, 142), and an annular mistuning band (28, 128), the annular mistuning band (28, 128) positioned adjacent to the fan wheel along the central axis and engaged with the roots (42, 142) of a predetermined number of more than one but less than all of the plurality of blades (36, 136), characterized in that the annular mistuning band (28, 128) includes an annular body (48, 148) and a plurality of engagement flanges extending radially outward away from the annular body (48, 148) and spaced circumferentially apart from one another.
A device for applying heat-shrink labels, comprising at least one applicator, which is adapted to feed from below, and located at an application station for applying a sleeve-like label, at least one sleeve-like heat-shrink label around a respective container to be labelled, said applicator comprising a central body, which is substantially cylindrical or shaped so as to conform to the shape of said container to be labelled, said device comprising means of transfer for transferring said sleeve-like label to the applicator, where said sleeve-like label is fed around the lateral surface of a respective central body, characterized in that a gap is provided between the lateral surface of said central body and the internal surface of the sleeve-like label fitted onto said central body, the average transversal dimensions of said sleeve-like label being 1-5 mm larger than the transversal dimensions of said lateral surface of said central body, said device being provided with an annular pusher body which is arranged coaxially and externally to said central body and can perform a translational motion on command with respect to said central body along the axis of said central body in order to place said sleeve-like label around said container to be labelled, all of the lower edge of said sleeve-like label resting upon said annular pusher body.