442results about How to "Wide area" patented technology

In a combined steam and gas turbine engine cycle, a combustion chamber is made durable against high pressure and enlarged in length to increase the operation pressure ratio, without exceeding the heat durability temperature of the system while increasing the fuel combustion gas mass flow four times as much as the conventional turbine system and simultaneously for greatly raising the thermal efficiency of the system and specific power of the combined steam and gas turbine engine.Water pipes and steam pipes are arranged inside the combustion chamber so that the combustion chamber can function as a heat exchanger and thereby convert most of the combustion thermal energy into super-critical steam energy for driving a steam turbine and subsequently raising the operation pressure ratio and the thermal efficiencies of the steam turbine cycle and gas turbine cycle. The combustion gas mass flow can be also increased by four times as much as the conventional turbine system (up to the theoretical air to fuel ratio) and the thermal efficiency and the specific power of the gas turbine cycle are considerably increased.Further, the thermal efficiency of the combined system is improved by installing a magnetic friction power transmission system to transmit the power of the system to outer loads.

An apparatus and method for aligning and imaging a body part which immobilizes the body part within a stereotactic body localization system having an imaging resolver fiducial localizer for precise imaging and localization of the body parts within the apparatus. Both anterior and posterior immobilization methods can be used. A continuous array of coupled fiducials is employed with at least one pair formed in a pi/2 horizontal linked sine and cosine wave fiducial pattern.

In a radio communication system that simultaneously provides communication service using a plurality of discontinuous frequency bands, a multi-band radio communication method according to the present invention is a method in which a base station constituting the system allocates a band to a mobile station that requests a communication starting. For example, a specific receiving unit within the base station extracts control information concerning a channel state in each of the frequency bands, and recognizes a frequency band in which the mobile station can receive information, from a result of the extraction. A channel controller 9 determines, starting from a high frequency band, whether a new traffic responding to the communication starting request can be allocated in each frequency band.

An LED illumination device includes a lampshade, and a plurality of lamp units mounted on the lampshade. Each lamp unit includes a light-emitting module having a plurality of light sources and a heat sink arranged above the light-emitting module. The heat sink includes an elongated base and a plurality of fins on the base. The base has an outer convex surface formed at a top side thereof and an opposite inner concave surface formed at a bottom side thereof. The fins extend outwardly from the convex surface of the base. The concave surface defines an elongated recess extending along an axial direction of the base. Two opposite free ends of the base are spaced from each other and cooperatively define a light emitting window below the concave surface. The light sources are received in the recess and thermally attached to the concave surface.

The invention belongs to an underwater navigation and delivery vehicle, and in particular relates to an autonomous underwater robot which adopts a simultaneous positioning and map establishing method. The autonomous underwater robot takes a scanning and imaging sonar as a main sensor and simultaneous positioning and map establishing as a main method, and can complete autonomous navigation in a complex submarine environment. The autonomous underwater robot comprises a main computer subsystem, a data acquisition subsystem, a power supply subsystem, an inertial navigation subsystem, an under-deck parameter detection subsystem, a propeller control subsystem, an external sensor subsystem, a redundant self-rescue subsystem and a distress alarm subsystem, wherein the power supply subsystem comprises a main power supply subsystem and a spare power supply subsystem; and the data acquisition subsystem is communicated with the main computer subsystem through the Ethernet in the aspect of upward communication, and communicated with other subsystems through a CAN bus in the aspect of downward communication. The autonomous underwater robot is particularly suitable for the unknown complex submarine environment, and has low manufacturing cost and low operating cost at sea, and good reliability.

A semiconductor device module is provided that prevents adhesion defects from causing in bonding a semiconductor sensor chip to a sensor stage with an adhesive and improving the reliability thereof. The semiconductor device module includes a sensor stage and a semiconductor optical sensor chip mounted on the sensor stage. The sensor stage includes a U-groove formed in an upper central surface portion of a bottom wall thereof. The sensor chip is bonded to the sensor stage with a thermosetting and UV-curing adhesive coated in the U-groove. The U-groove, includes an island-shaped flat pedestal located at a central bottom portion of the U-groove for mounting the sensor chip thereon. Pins are preferably disposed on both sides of the pedestal to hold the sensor chip horizontally, and the side walls of the U-groove 3b are preferably slanted such that the adhesive coated in the U-groove is prevented from splashing to the outside.

The present invention comprises a presentation display device that is portable and easy to assemble and disassemble. The invention includes a plurality of movably hinged display panels as described. The display panels are composed of a foam core material coupled between two outer sheet layers made of foldable, tear resistant material. The invention also includes a connecting means comprising a removable connecting bracket which may be used to attach one or more display panels along the outer edges of the movable hinged panels thereby expanding the height and width of the display area of the device. The disclosure further includes a support means comprising a detachable support bracket used to vertically stabilize the device while it sits above a planar surface such as the floor, or a desktop.

Disclosed herein is a navigation apparatus for displaying maps on a display section based on map data held in a recording section, the navigation apparatus including: a current position detection section configured to detect the current position of the navigation apparatus; a touch-sensitive panel configured to be installed on a display screen of the display section; and a control section configured to control changes in what is displayed on the display section in response to operations performed by a user on the touch-sensitive panel.

A staple pocket arrangement on the anvil portion of a surgical stapler device includes pairs of staple pockets corresponding to each one of a plurality of staples to be closed. The staple pockets may have a generally triangular shape when viewed from above. Each respective staple leg is received at a longitudinal end of the staple pocket that provides a relatively wide target area for receiving the staple leg to eliminate or at least minimize the likelihood that a staple leg will miss the staple pocket due to, e.g., misalignment between a first jaw of the surgical stapler having the anvil and a second jaw of the surgical stapler having a cartridge configured to fire the staples. The staple pockets may be arranged in rows, each row of staple pockets being longitudinally offset from another row, such that each staple pocket in a first row of staple pockets is nested with a staple pocket from an adjacent row of staple pockets to make more efficient use of space on the anvil.

An LED illuminating device includes a mounting module and a lamp unit mounted in the mounting module. The lamp unit includes a light-emitting module and a heat sink. The light-emitting module includes a light source having a plurality of LEDs, and a light penetrable cover located below the light source and defining a plurality of air venting holes therein. The heat sink includes an elongated base defining a plurality of air exchanging holes therein and a plurality of fins. The base has an outer convex surface and an opposite inner concave surface defining an elongated recess. The light source is received in the recess and thermally attached to the concave surface. Air flows into and out of a chamber defined between the base and the cover via the venting holes of the cover and the air exchanging holes of the base.

To provide a highly reliable board-to-board connector whereby the state of engagement between the first reinforcing metal fitting and the second reinforcing metal fitting can be reliably maintained and also the state of electrical continuity between the first reinforcing metal fitting and the second reinforcing metal fitting can be reliably maintained, and thus the fit between the first connector and second connector is reliably maintained.

A illumination device comprises a transparent member in which a lenticular lens of a cylindrical shape is disposed in a longitudinal direction; and light emitting members disposed in a vertical direction at prescribed intervals inside the transparent member; in which a visual illusion of existence of light emitting rings, respectively arrayed in a horizontal direction and respectively disposed in a vertical direction inside the transparent member, is created by light emitted from the various light emitting members.

A lighting unit that includes a light source and a reflector assembly upon which the light source is mounted. The reflector assembly includes a first reflector having a first curved reflective surface extending away from the light source, and a second reflector having a second curved reflective surface extending away from the light source. The first curved reflective surface faces and opposes the second curved reflective surface. The first curved reflective surface has a curvature that is different from that of the second curved reflective surface. The first and second curved reflective surfaces both preferably terminate in convexities that reduce the size of dark band areas of illumination.

A mobile terminal device includes a display section having a display screen, an input section having a touch input region on the display screen, and a control section for displaying a plurality of keys. The display screen is provided as a software keyboard where a touch operation on a specific key causes an input of the specific key. In the specific display region on the display screen that can display operation keys on the software keyboard, the control section selects these keys from a previously prepared set of input candidate key groups. In response to a specific operation on the specific display region, the control section allows the plurality of keys to be displayed on the specific display region. In response to touch on a desired key in the specific display region, the control section determines that an input of the key has been performed.

An apparatus and a method for efficiently executing correction of false color, such as purple fringe, caused by chromatic aberration and for generating and outputting high-quality image data are provided. A white-saturated pixel is detected from image data, a false-color-pixel detection area is set around the detected white-saturated pixel, and pixels having color corresponding to false color such as purple fringe are detected from the set area. The detected pixels are determined as false-color pixels and correction processing based on the values of the surrounding pixels is performed on the determined false-color pixels. With this configuration, an area of false color such as purple fringe generated in the neighborhood of a white-saturated pixel can be efficiently detected, pixel values can be partially corrected, and high-quality image data can be generated and output without affecting the entire image.

An RFID reader/writer performs a radio communication with an RFID tag. An antenna for tag communication used in the RFID reader/writer is a beam scanning antenna that can perform scanning with the beam of a transmitted radio wave. The beam has a high directivity in a certain scanning direction. The scanning with the beam is performed so that a plane including the certain scanning direction intersects with a floor surface as a reflecting surface on which the strongest reflected wave is generated.

A system, method and masking arrangement are provided of enhancing the width of polycrystalline grains produced using sequential lateral solidification using a modified mask pattern is disclosed. One exemplary mask pattern employs rows of diamond or circular shaped areas in order to control the width of the grain perpendicular to the direction of primary crystallization.

A loud speaker according to the invention is mountable within a receptacle. The loudspeaker includes a magnetic driver and a diagragm mounted to a frame. The froame includes a mounting member extending from a surface of the frame behind the flange plane. The mounting member is engagable in a notch formed in the receptacle for securing the speaker within the receptacle. The loudspeaker enclosure has perforated layer shaped to define its inner volume. A honeycomb layer surrounds that perforated layer; and semi-rigid layer surrounds the honeycomb layer and forms the exterior wall.

Laser ablation is used in curettage to treat periodontal disease. After an initial step of ablating afflicted tissues, an anti-microbial rinse is applied. A flexible fiber optic guide is the preferred means of directing radiant energy to the afflicted tissues. Sulcular disinfection may also be achieved by similar associated processes. Various anti-microbial agents and laser sources are disclosed.

A head rest that includes a cushion and a support plate. The facial surface area that contacts the cushion is maximized by using a contoured upper surface for the cushion, a contoured upper surface for the support plate or a combination of both. The head rest also includes a holder for aroma therapy items and a relief mechanism for the occipital nerves.

Disclosed is a battery separator consisting essentially of a nonwoven fabric having a substantially unilayered structure, wherein an apparent total surface area of fibers per a surface density of the nonwoven fabric is 20 m2/m2 or more, a thickness of the nonwoven fabric is 0.1 mm or less, a uniformity index of the nonwoven fabric is 0.15 or less, and the nonwoven fabric contains fine fibers having a fiber diameter of 4 mum or less.