Patent application number | Description | Published |
20090100265 | Communication System and Authentication Card - One of the objects of the present invention is to provide a communication system in which biometrics can be utilized without leaking to a third person so that a strict personal authentication can be conducted. The communication system includes, storing a correspondence table in a card, storing a reference password which is formed by converting a part of biometrics of an authorized user in the card by using the correspondence table, reading a part of biometrics of a user by the card, converting a part of the biometrics of the user into a password by the card using the correspondence table, and checking the password against the reference password by the card, wherein the card and the user are authenticated if a the password and the reference password match in the step of checking. | 04-16-2009 |
20100096736 | Semiconductor Device and Manufacturing Method Thereof - A structure capable of changing the characteristic value of an element after the formation of the element in order to prevent the increase of the manufacturing cost and delay in the delivery of a product. A plurality of diodes is connected in series. Then, a part of the plurality of diodes is short-circuited by a wiring. In specific, a diode and a wiring are connected in parallel, whereby a current flows preferentially into the wiring, so that the diode can be regarded as nonexistent. Then, the wiring is cut at a part of the wiring, thereby having the diode which is connected to the wiring in parallel before the cutting functioning. | 04-22-2010 |
20110163613 | Semiconductor Device - Of a wireless communication system, an RF tag which can operate normally even when a communication distance is extremely short, like the case where the RF tag is in contact with a reader/writer, whereby the reliability is improved. The RF tag which communicates data by wireless communication includes a comparison circuit which compares electric power supplied from outside with reference electric power and a protection circuit portion which is operated when the electric power supplied from outside is higher than the reference electric power in the comparison circuit. | 07-07-2011 |
20120001178 | THIN FILM TRANSISTOR - A thin film transistor with favorable electric characteristics is provided. The thin film transistor includes a gate electrode, a gate insulating layer, a semiconductor layer which includes a microcrystalline semiconductor region and an amorphous semiconductor region, an impurity semiconductor layer, a wiring, a first oxide region provided between the microcrystalline semiconductor region and the wiring, and a second oxide region provided between the amorphous semiconductor region and the wiring. wherein a line tangent to the highest inclination of an oxygen profile in the first oxide region (m1) and a line tangent to the highest inclination of an oxygen profile in the second oxide region (m2) satisfy a relation of 101-05-2012 | |
20120003530 | MANUFACTURING METHOD OF POWER STORAGE DEVICE - It is an object to improve performance of a power storage device, such as cycle characteristics. A power storage device includes a current collector and a crystalline semiconductor layer including a whisker, which is formed on and in close contact with the current collector. Separation of the crystalline semiconductor layer is suppressed by an increase of adhesion, whereby cycle characteristics in which a specific capacity of a tenth cycle number with respect to a first cycle number is greater than or equal to 90% is realized. In addition, cycle characteristics in which a specific capacity of a hundredth cycle number with respect to a first cycle number is greater than or equal to 70% is realized. | 01-05-2012 |
20140223191 | Communication System and Authentication Card - One of the objects of the present invention is to provide a communication system in which biometrics can be utilized without leaking to a third person so that a strict personal authentication can be conducted. The communication system includes, storing a correspondence table in a card, storing a reference password which is formed by converting a part of biometrics of an authorized user in the card by using the correspondence table, reading a part of biometrics of a user by the card, converting a part of the biometrics of the user into a password by the card using the correspondence table, and checking the password against the reference password by the card, wherein the card and the user are authenticated if a the password and the reference password match in the step of checking. | 08-07-2014 |
20150188311 | Semiconductor Device - Of a wireless communication system, an RF tag which can operate normally even when a communication distance is extremely short, like the case where the RF tag is in contact with a reader/writer, whereby the reliability is improved. The RF tag which communicates data by wireless communication includes a comparison circuit which compares electric power supplied from outside with reference electric power and a protection circuit portion which is operated when the electric power supplied from outside is higher than the reference electric power in the comparison circuit. | 07-02-2015 |
Patent application number | Description | Published |
20100269537 | AIR CONDITIONER - An air conditioner includes a propeller fan within a unit body, an L-shaped heat exchanger on a lateral surface and a rear surface of the unit body, a bell mouth installed radially outward of the propeller fan, and a plate to partition compressor space from propeller fan space, and to guide an airstream from the heat exchanger toward the bell mouth. A first bell mouth portion, which includes a sectional position and thereabout where a length of a segment connecting an end of the heat exchanger on a fan rotating direction side and a fan center is maximized, extends toward an upstream side longer than a second bell mouth portion which is located at a sectional position in a line-symmetrical relation to the first bell mouth portion with respect to a vertical line passing the fan center. | 10-28-2010 |
20110017427 | BLOWER AND HEATPUMP USING THE SAME - A now-noise blower is provided which reduces the turbulence of incoming air flow itself even if there is un-uniformity resulting from circumferential positions around a rotation shaft of air inlet passage. Such a blower includes a blade | 01-27-2011 |
20110192186 | BLOWER AND HEAT PUMP APPARATUS USING THE SAME - The rear side outer peripheral edge of a propeller fan rotated and driven by a motor, of a propeller fan drive unit, is surrounded by a bell mouth. An upper plate, a lower plate, a side plate, and a machine room plate constitute an air duct at the suction side, outside the radial direction of the propeller fan. The cross-section of the bell mouth, at a first position in the vicinity where a blade of the propeller fan is closest, and where the distance between the propeller fan and the plate constituting the air duct outside the radial direction is relatively narrow, is made to be such that an expansion angle θ | 08-11-2011 |
20120045338 | CENTRIFUGAL FAN AND AIR CONDITIONER - Provided is a centrifugal fan that can accelerate an airflow also in a trailing edge part on a main plate side. A centrifugal fan | 02-23-2012 |
20120063899 | TURBO FAN AND AIR CONDITIONING APPARATUS - A blade front edge of a turbo fan has, between a main-plate-side blade front edge and a shroud-side blade front edge, a projecting blade front edge which distances away from a blade rear edge (located in a rotation direction A) as it furthers away from a main plate, which curves to a position away from a rotation center, and, in a range close to the main plate, a main-plate-side front-edge skirt portion which distances away from the blade rear edge and inclines away from the rotation center as it becomes closer to the main plate. On the other hand, a main-plate-side blade rear edge, which is a range close to the main, plate of the blade rear edge, is substantially perpendicular to the main plate and a shroud-side blade rear edge, which is a range close to a shroud, is inclined so as to gradually distance away from the blade front edge (behind in the rotation direction A) as it furthers away from the main plate. | 03-15-2012 |
20120328420 | TURBOFAN AND INDOOR UNIT OF AIR-CONDITIONING APPARATUS INCLUDING THE SAME | 12-27-2012 |
20130177395 | CROSS FLOW FAN AND AIR-CONDITIONING APPARATUS INCLUDING SAME - A cross flow fan including an impeller having at least two rings arranged with intervals in a fan rotation axis O direction and a plurality of blades that are arranged, between correlated rings, with intervals in a circumferential direction of the rings, in which the blade is divided into plural areas in the fan rotation axis O direction, and both ends adjacent to the rings are denoted as the blade-ring proximate sections and the center portion of the blade is denoted as the inter-blade-ring center section. The blade is formed such that the thickness of the inner peripheral blade end of the blade that is the inner peripheral end of the impeller is smaller in the inter-blade-ring center section than in the blade-ring proximate section. | 07-11-2013 |
20130259669 | CROSS FLOW FAN AND INDOOR UNIT OF AIR-CONDITIONING APPARATUS - An impeller element includes a plurality of blades disposed along an outer circumference of a circular support plate. Each blade is divided into a plurality of blade sections in a rotational axis direction. At least one of the divided blade sections as a long-chord blade section is configured such that a chord as a line segment connecting a blade outer-circumferential edge and a blade inner-circumferential edge of the blade in a cross section perpendicular to a rotational axis of the blade has a greater length than a chord of another one of the blade sections as a short-chord blade section. The blade inner-circumferential edge of the at least one long-chord blade section having the longer chord protrudes toward the inner circumferential side, relative to the blade inner-circumferential edge of the at least other one of the blade sections as the short-chord blade section having the shorter chord. | 10-03-2013 |
20130336788 | CROSS FLOW FAN, AIR-SENDING DEVICE, AND AIR-CONDITIONING APPARATUS - A cross flow fan achieves low power input and low noise level by preventing flow separation on an air inlet side and reducing a maximum air velocity in the gap between the blades. At least one of units constituting a cross flow fan is an appearance unit configured such that when the unit is sequentially cut in a direction from one of rings to the other ring along a plane whose normal coincides with a rotation axis, a region S and a region C appear, the radius of a second circle, serving as an inner circumferencial circle (having a radius), in the region S being a first radius of predetermined length, the radius of the second circle, serving as the inner circumferencial circle, in the region C being a second radius shorter than the first radius. | 12-19-2013 |
20140102676 | AIR-CONDITIONING APPARATUS - The length of a cross flow fan in the rotational axis direction is longer than the length of an air outlet in the longitudinal direction, and the cross flow fan has a fan extension positioned beyond each end of the air outlet in the rotational axis direction. Deflectors are provided in the air-conditioning apparatus main body. An outlet airflow blown from each fan extension of the cross flow fan impinges upon a corresponding one of the deflector. Furthermore, the shape of blade portions of the fan extensions of the cross flow fan and the shape of blade portions opposing the air outlet are different from each other. The wind speed of the outlet airflow blown from the blade portion is lower than the wind speed of an outlet airflow blown from the blade portion. | 04-17-2014 |
20140299298 | OUTDOOR UNIT AND REFRIGERATION CYCLE APPARATUS INCLUDING THE OUTDOOR UNIT - An outdoor unit according to the present invention includes an air-sending-device chamber including a heat exchanger disposed at least on the rear side within an outdoor unit body, a propeller fan having a plurality of blades and disposed on the front side of the heat exchanger, and a bell mouth disposed on the front side of the propeller fan to face an air outlet, a machine chamber in which a compressor is disposed, and a partition plate that separates the air-sending-device chamber and the machine chamber. The partition plate has a protruding shape protruding from the air-sending-device chamber toward the machine chamber. The partition plate has, on the side of the air-sending-device chamber, a recessed area corresponding to the protruding shape. The amount of recess of the recessed area is maximized at a position equal in height to the center of rotation of the propeller fan. | 10-09-2014 |
20150030454 | TURBO FAN AND AIR CONDITIONING APPARATUS - A turbo fan blade front edge has, between a main-plate-side blade front edge and a shroud-side blade front edge, a projecting blade front edge that distances from a blade rear edge (located in a rotation direction A) as it becomes further away from a main plate, which curves to a position away from a rotation center. In a range close to the main plate, a main-plate-side front-edge skirt portion distances from the blade rear edge and inclines away from the rotation center as it becomes closer to the main plate. A main-plate-side blade rear edge, close to the main plate of the blade rear edge, is substantially perpendicular to the main plate and a shroud-side blade rear edge, close to a shroud, is inclined so as to gradually distance away from the blade front edge (behind in the rotation direction A) as it becomes further away from the main plate. | 01-29-2015 |
20150044058 | AXIAL FLOW FAN AND AIR-CONDITIONING APPARATUS HAVING THE SAME - A leading edge of a blade has a first curved portion provided with a leading-edge rearmost point, and a trailing edge of the blade has a second curved portion located on the inner circumferential side of the trailing edge and a third curved portion located on the outer circumferential side of the blade on the trailing edge. The third curved portion has a trailing-edge foremost point, and the second curved portion has a trailing-edge rearmost point. The trailing edge and a first concentric circle, which is one of concentric circles having as their center an axis of rotation and passes through the leading-edge rearmost point, intersect each other at a first intersection. The first intersection is located between the trailing-edge rearmost point and the trailing-edge foremost point. | 02-12-2015 |
20150056910 | INDOOR UNIT FOR AIR-CONDITIONING APPARATUS - A blade included in an impeller is formed so that, when viewed in a vertical cross-sectional view of the blade, a pressure surface of the blade and a suction surface of the blade opposite to the pressure surface are curved more in the direction in which the impeller rotates, in their areas farther from the axis of rotation of the impeller and closer to the exterior of the blade, and are arched so that a portion near the center of the blade is most distant from a straight line connecting the inner end and the outer end of the blade, the pressure surface and the suction surface form a curved surface including at least one circular arc, and a straight portion of the blade is formed to be connected to the curved surface on its one side, and extend toward the inner end of the blade on its other side. | 02-26-2015 |
20150159671 | PROPELLER FAN, AND AIR BLOWER, AIR CONDITIONER, AND HOT-WATER SUPPLY OUTDOOR UNIT INCLUDING THE SAME - The propeller fan includes a boss including a rotation axis, a plurality of blades formed on an outer periphery of the boss, and a bellmouth arranged so as to surround the plurality of blades at a trailing edge side of each of the blades. Each blade has a bending portion that bulges toward an upstream side of the air current in a cross-sectional shape in a radial direction, and a bend of the bending portion of the blade at an inner side of the bellmouth is set to be gentler than a bend of the bending portion of the blade at an outer side of the bellmouth. | 06-11-2015 |
20150176597 | PROPELLER FAN, AND AIR BLOWER, AIR CONDITIONER, AND HOT-WATER SUPPLY OUTDOOR UNIT INCLUDING THE SAME - In a blade cross-sectional view, assuming that a tangent at an end of the outer periphery is defined as LQ, an imaginary line orthogonal to the rotation axis is defined as LO, an angle formed by the tangent (LQ) and the imaginary line (LO) is defined as an outer peripheral end tangent angle (θ), and a position at which an imaginary plane including a position of an intake-side end portion of the bellmouth and a peripheral edge of the blade cross each other is defined as an overlap starting point, the outer peripheral end tangent angle on a trailing edge portion side with respect to a blade cross section including the overlap starting point is set to be smaller than the outer peripheral end tangent angle on a leading edge portion side with respect to the blade cross section including the overlap starting point. | 06-25-2015 |
20150204345 | PROPELLER FAN - Provided is a propeller fan, including: a boss section including a tubular wall; and a plurality of blades extending in a radiate manner from an outer peripheral surface of the tubular wall of the boss section. Secondary flow control slits are each formed between a pair of the adjacent blades on the outer peripheral surface. The slit passes through the tubular wall to communicate between an inside of the boss section and an outside of the boss section. A downstream end of the tubular wall is closed, whereas an upstream end of the tubular wall is open. In side view, the slit extends obliquely to a rotation axis of the propeller fan, and extends obliquely in the same direction as a forming direction of a blade root portion of each of the plurality of blades. | 07-23-2015 |
20150345513 | PROPELLER FAN, AIR BLOWER, OUTDOOR UNIT - An inner peripheral side of the blade with respect to an apex (P) of the leading edge protruding portion extends forward in the fan rotating direction with respect to the apex (P). A radius (Rq) at a position of an apex (Q) of the trailing edge protruding portion is larger than a radius (Rp) at a position of the apex (P). The radius (Rq) at the position of the apex (Q) is larger than an intermediate radius (Rm) between a radius (Ro) of an outer peripheral edge and a radius (Ri) of an inner peripheral edge. | 12-03-2015 |
20160025101 | PROPELLER FAN, BLOWER DEVICE, AND OUTDOOR EQUIPMENT - A propeller fan, including: a boss; and a plurality of blades, each of the plurality of blades including a pressure surface and a suction surface, in which: when a connecting portion between the pressure surface and a side surface of the boss is defined as a pressure surface-side boundary portion, and a connecting portion between the suction surface and the side surface of the boss is defined as a suction surface-side boundary portion, a curvature of the suction surface-side boundary portion is smaller than a curvature of the pressure surface-side boundary portion; and as a blade area projected on a plane orthogonal to the rotation axis, a blade area of the suction surface is larger than a blade area of the pressure surface. | 01-28-2016 |