426results about How to "Maintenance characteristic" patented technology

An apparatus and method for electrospinning polymer fibers and membranes. The method includes electrospinning a polymer fiber from a conducting fluid in the presence of a first electric field established between a conducting fluid introduction device and a ground source and modifying the first electric field with a second electric field to form a jet stream of the conducting fluid. The method also includes electrically controlling the flow characteristics of the jet stream, forming a plurality of electrospinning jet streams and independently controlling the flow characteristics of at least one of the jet streams. The apparatus for electrospinning includes a conducting fluid introduction device containing a plurality of electrospinning spinnerets, a ground member positioned adjacent to the spinnerets, a support member disposed between the spinnerets and the ground member and movable to receive fibers formed from the conducting fluid, and a component for controlling the flow characteristics of conducting fluid from at least one spinneret independently from another spinneret.

A speech synthesis apparatus which can appropriately transform a voice characteristic of a speech is provided. The speech synthesis apparatus includes an element storing unit in which speech elements are stored, a function storing unit in which transformation functions are stored, an adaptability judging unit which derives a degree of similarity by comparing a speech element stored in the element storing unit with an acoustic characteristic of the speech element used for generating a transformation function stored in the function storing unit, and a selecting unit and voice characteristic transforming unit which transforms, for each speech element stored in the element storing unit, based on the degree of similarity derived by the adaptability judging unit, a voice characteristic of the speech element by applying one of the transformation functions stored in the function storing unit.

A gaming system produces a multiple-play physical pull tab ticket at the request of a player. Each chance in the game is associated with a game play record which has been produced and stored in the system prior to the sale of the physical game ticket. A player in the game selects a number of game play outcomes or plays to be purchased and the gaming system responds to the request by producing and distributing to the player a pull tab ticket having the requested number of game play outcomes printed or otherwise formed on a ticket substrate. Game play information specifying the outcomes of each game play printed on the game ticket may be printed or otherwise encoded on the game ticket. A player terminal may read this game play information using a suitable scanning device and may then display the results of the plays to the player.

This invention relates generally to the field of Magnetic Resonance Imaging (MRI) systems for generating diagnostic images of a patient's internal organs and more particularly, this invention relates to improved MRI systems with decreased interference between the magnetic field used for producing diagnostic images and the magnetic fields generated by the electric motors used for driving the pistons of the contrast media injectors. Additionally, the system employs an improved communication link between an externally located system controller and the injection head control unit located within the electromagnetic isolation barrier which defines the magnetic imaging room.

An electric device having a plurality of nanowires, in which at least one of the nanowires is cut or changed in its electric characteristics so as to have a desired characteristic value of the electric device.

The present invention provides an RFID tag substrate in which communication characteristics of an RFID tag do not vary by an influence of contents in a container, the communication characteristics of the RFID tag are not deteriorated even if a metal container is used, the communication characteristics of the RFID tag can be excellently maintained irrespective of a material or contents of a container, and the tag can be reduced in thickness / size, and which can use a general-purpose RFID tag as it is and is suitable for a microwave type RFID tag that uses a UHF band or a frequency band of, e.g., 2.45 GHz in particular.There is provided an RFID tag substrate 10 on which an RFID tag 20 that performs wireless communication with a reader / writer is disposed, comprising: a substrate layer 11; and a functional layer 12 formed of a high-dielectric-constant layer 12a and a high-permeable layer 12b having different characteristics, wherein the functional layer having predetermined relative dielectric constant and relative permeability is provided, and a product of the relative dielectric constant and the relative permeability is not smaller than 250.

A transducer system is disclosed for detecting actual or simulated body sounds. An audio signal generation and detection system is disclosed for the purposes of simulating the medical examination of a patient or simulating the listening of sounds seeming to emanate from a live or inanimate body. A signal generator sets up a voltage potential at an electrode physically attached to the body, or electrically connected to a body, thereby setting up a voltage potential on a surface area of the body. An electric field potential sensor or a capacitive electrical sensor placed in proximity to the electrode or body surface then detects the voltage potential. The signals produced by the signal generator can represent heart, lung, bowel or other sounds and the electrical sensor can take the physical form of a listening device such as a stethoscope, thereby creating a simulation of listening to body sounds for medical diagnostic purposes.

TTS synthesis systems are provided which implement computationally fast and efficient pitch contour smoothing methods for determining smooth pitch contours for non-smooth pitch contours, which closely track the non-smooth pitch contours. For example, a TTS method includes generating a sequence of phonetic units representative of a target utterance, determining a pitch contour for the target utterance, the pitch contour comprising a plurality of linear pitch contour segments, wherein each linear pitch contour segment has start and end times at anchor points of the pitch contour, filtering the pitch contour to determine pitch values of a smooth pitch contour at the anchor points, and determining the smooth pitch contour between adjacent anchor points by linearly interpolating between the pitch values of the smooth pitch contour at the anchor points.

It has been difficult to manufacture an inside surface progressive-power lens which is as thin as an outside surface progressive-power lens due to a limited configuration of an object-side refractive surface of the inside surface progressive-power lens. However, a thin progressive-power lens with less blur and distortion can be provided at a reduced cost by forming its object-side refractive surface from an aspherical surface which is symmetric with respect to a rotational axis and has a smaller curvature at a distance reference point than that at a near reference point, and by forming an eyeball-side refractive surface from a combination of a progressive surface, an astigmatic refraction surface and an “as-worn” corrective aspherical surface.

A terminal crimping structure onto aluminum electric-wire, for crimping a terminal onto an aluminum electric-wire including: an electrical conductor part comprising numerous strands; and a coating part coated on the . electrical conductor part; wherein the terminal has a wire barrel to be crimped onto the electrical conductor part of the aluminum electric-wire; and wherein the compressed ratio of the aluminum electric-wire's conductor part by the wire barrel is within a range of 50 to 70%, in terms of the ratio of (cross-sectional area of aluminum electric-wire's conductor part at crimped portion) / (cross-sectional area of aluminum electric-wire's conductor part before crimping).

The controller of the gaming machine executing processing operations of: (a) determining a magnification of a respective one of plural kinds of colors which are produced in a color displayable manner by means of the multiple color light emitting backlight and then displaying on the display; (b) determining a light emitting color by means of the multiple color light emitting backlight and then controlling light emission in the determined color; and (c) executing a payout of a number which is obtained by multiplying the magnification that corresponds to the color determined in the processing (b), from among the magnifications of the respective colors, the magnifications being determined in the processing (a), for a payment that corresponds to the pattern of the specific symbols.

In a process for producing a biocompatible stent, a tubular substrate of the stent adapted for diametric expansion has a layer of a noble metal oxide formed over at least the outer surface of greater diameter of the substrate, the substrate being composed of a metal or an alloy thereof that is non-noble or less-noble than the layer's noble metal. An interface region adapted to prevent corrosion and to provide a firm bond between the surface of the substrate and the noble metal oxide layer is established, at least in part, by forming the noble metal oxide layer with a progressively varying concentration of noble metal-to-oxide with depth of the layer such that a surface of pure noble metal and negligible oxide of the layer is in closest proximity to the surface of the substrate. In one embodiment of the process, the interface region is established by forming the surface of pure noble metal and negligible oxide thereof in direct contact with the metal or alloy of the substrate surface. In another, the interface region is established by first creating an oxide of the substrate metal or alloy thereof at the substrate surface, and then forming the noble metal oxide layer as above, but in contact with the substrate metal or alloy oxide. Alternatively, the noble metal oxide layer has no progressively varying concentration but simply overlies an oxide of the substrate metal or alloy.

A slotted bladeless turbine disc stamped or otherwise formed from a single solid sheet of material with slots formed in the disc to redirect fluid passing through it is disclosed and illustrated in FIG. 1 and FIG. 2. The form of the slots is curved, slanted and aligned at an angle to the plane of the disc and along a radial from the center of rotation of the disc in such a manner as to force fluids passing through the disc to change direction. Reaction forces of the fluid on the many slots in the disc creates a resultant rotational force on the center of rotation of the disc and thus on the rotatable shaft to which the disc is rigidly attached. To form a turbine one or more slotted discs are assembled on a shaft and enclosed in a case.

A terminal crimping structure onto aluminum electric-wire, for crimping a terminal onto an aluminum electric-wire including: an electrical conductor part comprising numerous strands; and a coating part coated on the . electrical conductor part; wherein the terminal has a wire barrel to be crimped onto the electrical conductor part of the aluminum electric-wire; and wherein the compressed ratio of the aluminum electric-wire's conductor part by the wire barrel is within a range of 50 to 70%, in terms of the ratio of (cross-sectional area of aluminum electric-wire's conductor part at crimped portion) / (cross-sectional area of aluminum electric-wire's conductor part before crimping).

An image pickup lens has four lenses arranged in an order of a first lens, a second lens, a third lens and a fourth lens from an object side. The first lens has positive refractive power and has a convex surface facing toward an object side, the second lens has the positive refractive power, the third lens has negative refractive power and has a concave surface facing toward the object side to be formed in a meniscus shape, and the fourth lens has the positive or negative refractive power and has a convex surface facing toward the object side to be formed in the meniscus shape.

The present invention provides a thin film transistor using an oxide semiconductor as a channel, controlling threshold voltage to a positive direction, and realizing improved reliability. The thin film transistor includes: a gate electrode; a pair of source / drain electrodes; an oxide semiconductor layer provided between the gate electrode and the pair of source / drain electrodes and forming a channel; a first insulating film as a gate insulating film provided on the gate electrode side of the oxide semiconductor layer; and a second insulating film provided on the pair of source / drain electrodes side of the oxide semiconductor layer. The first insulating film and / or the second insulating film contain / contains fluorine.

Disclosed are a method and apparatus for masking a privacy area of an image. The method for masking a privacy area of an image includes: detecting a privacy area required to be protected in an image; and performing masking on the image. An important area (a face area of a person, a number plate area of a vehicle, a window area of a house, etc.) detected from an image inputted through a CCTV camera can be effectively and easily encrypted, scrambled, decoded, and descrambled. Also, the position of the important area detected before or after the important area is scrambled can be maintained to be consistent without having to use a metadata file. In addition, a scrambling algorithm of the same key value can be applicable regardless of the size of the important area. As a result, the system efficiency can be enhanced by effectively protecting personal information compared with a CCTV-based video security system.

The present disclosure relates to a communication method and system for converging a 5G communication system for supporting higher data rates beyond a 4G system with a technology for IoT. The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The present application discloses a method and device for transmitting and receiving signals based on a filter bank. The device comprises: a CS-DFT spreading unit for generating two data flows by applying a CS-DFT spreading operation to a first complex-value data flow input thereto; a sub-carrier mapping unit for mapping each of the two data flows to corresponding sub-carriers; and an OQAM modulator for generating OQAM signals by applying an OQAM operation to the data flows mapped on sub-carriers.

A thermosetting foam, preferably polyisocyanurate or polyurethane foam, is prepared in an extruder which permits the incorporation of high levels of filler particles. The method includes introducing polyol, isocyanate and filler particles to an extruder screw for mixing. In conjunction with extruding, a catalyst is added. The catalyst may be added either in a last extruder barrel or with the extruder head. Foam with filler particle content in excess of 12% made be readily made. Filler particles, such as aluminum trihydrate, perlite, carbon black, diatomaceous earth, polyiso powders, ammonium phosphate, fly ash, barium sulfate, calcium silicate, and calcium carbonate, may be used. The process described is preferably used for making foam boards or bunstock.

Disclosed in certain embodiments is a solid oral dosage form comprising a plurality of particles, each particle comprising (i) a core comprising an active agent susceptible to abuse and an internal adhesion promoter, wherein the cores are (i) dispersed in a matrix comprising a controlled release material or (ii) coated with a controlled release material. The dosage form can also include an alcohol resistant material.

A voltage control type temperature compensation piezoelectric oscillator, includes: a voltage control type oscillation circuit; an automatic frequency control (AFC) circuit outputting a control voltage for controlling an oscillation frequency of the voltage control type oscillation circuit based on an external control voltage; a temperature compensation voltage generating circuit generating a temperature compensation voltage; and a gain variable circuit varying a gain of the temperature compensation voltage. In the oscillator, the gain variable circuit is controlled by the control voltage outputted from the AFC circuit, and the oscillation frequency of the voltage control type oscillation circuit is controlled by an output voltage of the gain variable circuit.

A bimetallic thin plate jointing element that is jointed, such that a good electric characteristics are maintained, is provided. Thin plate jointing element (10) is formed by welding and jointing positive-electrode terminal (1) and negative-electrode terminal (2) having different melting points, and having flexibility. A plurality of spot-like welding areas (3) formed, for example, by laser welding are provided at overlaid portion (9) of positive-electrode terminal (1) and negative-electrode terminal (2). Welding areas (3) are formed by irradiating laser beams from the side of positive-electrode terminal (1) having a relatively low melting point, and have a cross sectional shape that is tapered from the side of positive-electrode terminal (1) side toward negative-electrode terminal (2).

A method of enhancing the tonal and spatial characteristics of a digital image includes receiving a source digital image wherein the source digital image is in a luminance-chrominance representation having a luminance digital image channel and at least two chrominance digital image channels; generating a tone scale function that can be used to enhance the tonal characteristics of the source digital image; and classifying the tone scale function into one of two or more categories wherein the classification categories include expansive and compressive. The method further includes using the tone scale function, a spatial filter, and the luminance digital image channel to generate an enhanced luminance digital image channel when the tone scale function has been classified as compressive, and using the tone scale function and the luminance digital image channel to generate an enhanced luminance digital image channel when the tone scale function has been classified as expansive.

The present invention relates generally to the fields of chemistry and molecular biology. More particularly, the present invention relates to thermally-conductive compositions and reaction tubes for chemical- and biochemical-based analytical processing. Compositions and reaction tubes in accordance with the invention comprise at least one plastic and at least one compound having a higher thermal conductivity than the at least one plastic to result in compositions and tubes having increased thermal conductivity when compared to the at least one plastic alone. Such compositions and tubes are capable of facilitating rapid heat transfer in numerous heat transfer applications. The thermally-conductive compositions and reaction tubes are especially suitable for containing reaction constituents during thermal cycling of the polymerase chain reaction (PCR).

A light emitting device having a vertical structure and a method for manufacturing the same, which are capable of damping impact generated during a substrate separation process and achieving an improvement in mass productivity, are disclosed. The light emitting device includes a semiconductor layer having a multilayer structure, a first electrode arranged at one surface of the semiconductor layer, a metal support arranged on the first electrode, and an impact damping layer arranged between the first electrode and the metal support, and made of a metal having a ductility higher than a ductility of a metal for the metal support.

It is an object of the present invention to improve the compression ratio of a color image and to clearly display the outlines of characters and the like. A hue cluster classifying / unifying unit reduces the number of hue values of each pixel in a color image, based on a hue histogram, allocates the number-reduced hue value to each pixel and classifies pixels with the same hue value into one cluster. Furthermore, the unit unifies clusters whose hue values are below a predetermined value. The unit also traces the outline of a cluster whose size is below a reference value and determines that a cluster that has a lot of change points belongs to a character area. An encoding unit determines the characteristic of each cluster, based on both an area determined by an area determining unit and whether the cluster belongs to a ruled line area or a character area, and encodes pixels in each cluster by a coding method suitable for the characteristic of the cluster.

In a method for manufacturing a glass sealed body, a paste including powdered glass and a binder is discharged from an outlet whose shape is a closed curve to fowl a partition whose shape is a closed curve over a first glass substrate; the partition is heated so that the binder is volatilized and the powdered glass is fused to be a frit glass; and the frit glass and a second glass substrate are heated while disposing in close contact with each other, so that the frit glass and the second glass substrate are welded together to form a closed space by the frit glass, the first glass substrate, and the second glass substrate. A light-emitting element is sealed with the glass sealed body, so that the sealing is hardly broken even when impact or external force is applied.

In an antenna apparatus, on an undersurface of a metal cover, a feeding coil module is disposed. In a casing, a printed circuit board is included. A ground conductor, a feeding pin, and a ground connection conductor are disposed on the printed circuit board. When the metal cover is mounted on the casing, the feeding pin is in contact with a connection portion of the feeding coil module and is electrically connected thereto. The ground connection conductor is in contact with the metal cover and connects the metal cover to the ground conductor. The ground connection conductor is disposed at either side of a slit outside an area in which the current density of an induced current flowing through the metal cover is in a range from a maximum value to approximately 80% of the maximum value or one side of the slit in the area.

The present invention provides an unmanned airborne reconnaissance vehicle having a fuselage, a forward wing pair and a rearward wing pair vertically separated by a gap and staggered fore and aft therebetween such that a general biplane configuration is formed. The present invention provides a pair of wing tip plates for joining the wing tips of the forward and rearward wings. The unmanned airborne reconnaissance vehicle of the present invention includes a power plant to propel the vehicle through the air and a generally T-shaped tail having a vertical stabilizer including a rudder and a full span elevator.