17th week of 2009 patent applcation highlights part 27 |
Patent application number | Title | Published |
20090103159 | Electrowetting Display Devices - Electrowetting display devices are presented. The electrowetting display includes a first substrate and an opposing second substrate with a transparent polar fluid layer and an opaque non-polar fluid layer insoluble with each other and interposed between the first and second substrates. A first transparent electrode is disposed on the first substrate. A second transparent electrode is disposed on the second substrate. A dielectric layer is disposed on the second transparent electrode. A reflective plate structure is interposed between the second transparent electrode and the second substrate, thereby defining a reflective region and a transmission region. A backlight plate is disposed on the back of the second substrate. During operation, the opaque non-polar fluid converges, therefore, exposing equal areas of reflective region and transmission region. | 2009-04-23 |
20090103160 | APPARATUS AND METHOD OF FORMING HIGH PERFORMANCE INTEGRATED RF OPTICAL MODULE - An integrated electro-optical module apparatus includes in one embodiment an optical modulator configured to modulate an input optical signal coupled thereto; and a control circuit assembly configured to provide electrical control signals to the optical modulator to modulate the input optical signal; wherein the control circuit assembly is attached to the optical modulator in a stacked arrangement. | 2009-04-23 |
20090103161 | DISPLAY WITH INTEGRATED PHOTOVOLTAIC DEVICE - A display with a photovoltaic (PV) cells integrated as the front side and/or back side of the display is disclosed. Ambient light may reach a PV cell situated behind a display through fully or partially transmissive features within the display. Display-generated light may also reach a PV cell behind a display. A transmissive PV material situated in front of a display may collect both ambient light as well as display-generated light. | 2009-04-23 |
20090103162 | Durable electrooptic devices comprising ionic liquids - Electrolyte solutions for electrochromic devices such as rear view mirrors and displays with low leakage currents are prepared using inexpensive, low conductivity conductors. Preferred electrolytes include bifunctional redox dyes and molten salt solvents with enhanced stability toward ultraviolet radiation. The solvents include lithium or quaternary ammonium cations, and perfluorinated sulfonylimide anions selected from trifluoromethylsulfonate (CF | 2009-04-23 |
20090103163 | RECIPROCATING OPTICAL MODULATION SYSTEM - In order to provide a reciprocating optical modulation system capable of obtaining a broad bandwidth, a reciprocating optical modulation system ( | 2009-04-23 |
20090103164 | Spacers for maintaining display apparatus alignment - The invention relates to methods and apparatus for forming a display apparatus. According to one aspect of the invention, the display apparatus includes a first substrate having an aperture layer formed thereon, a light guide for guiding light towards the aperture layer, a plurality of MEMS light modulators for modulating light passing through the aperture layer from the light guide, and a spacer substantially surrounding the light guide for keeping the light guide and the first substrate a predetermined distance apart from one another, thereby forming a gap between the first substrate and the light guide. Alternatively or in addition, the first substrate may have a control matrix formed thereon. | 2009-04-23 |
20090103165 | Display with Integrated Photovoltaics - A display with patterned photovoltaic (PV) material integrated on the front side and/or back side of the display is disclosed. Light may reach PV material situated behind a display through fully or partially transmissive features or gaps within the display. Display-generated light may also reach PV material behind a display. A patterned PV material situated in front of a display may collect both ambient light as well as display-generated light. | 2009-04-23 |
20090103166 | ADJUSTABLY TRANSMISSIVE MEMS-BASED DEVICES - Modulator devices are selectably adjustable between at least two states, wherein the transmission and/or reflection of particular wavelengths of light are modified. Certain modulator devices are substantially uniformly adjustable over a wide range of wavelengths, including visible and infrared wavelengths. Other modulator devices are adjustable over visible wavelengths without significantly affecting infrared wavelengths. In addition, the modulator devices may be used in conjunction with fixed thin film reflective structures. | 2009-04-23 |
20090103167 | OPTICAL INTERFERENCE DISPLAY PANEL - An optical interference display panel is disclosed that has a substrate, an optical interference reflection structure, and an opaque protection structure. The optical interference reflection structure has many color-changeable pixels and is formed on the substrate. The opaque protection structure is adhered and fixed onto the substrate with an adhesive and encloses the optical interference reflection structure between the substrate and the opaque protection structure. The opaque protection structure blocks and/or absorbs light, and light is thus not emitted outward by passing through defects in the optical interference reflection structure Moreover, the opaque protection structure and the adhesive also prevent the optical interference reflection structure from being damaged by an external environment. | 2009-04-23 |
20090103168 | METHOD AND APPARATUS FOR LOW RANGE BIT DEPTH ENHANCEMENT FOR MEMS DISPLAY ARCHITECTURES - A light modulator device includes a first electrical conduit, a second electrical conduit electrically isolated from the first conduit, a first display element, and a second display element. The first display element is in an actuated state when a voltage difference between the first conduit and the second conduit has a magnitude greater than a first actuation voltage and is in a released state when the voltage difference has a magnitude less than a first release voltage. The second display element is in an actuated state when the voltage difference has a magnitude greater than a second actuation voltage and is in a released state when the voltage difference has a magnitude less than a second release voltage. Either the actuation voltages are substantially equal and the release voltages are different, or the actuation voltages are different and the release voltages are substantially equal. | 2009-04-23 |
20090103169 | DISPLAY ELEMENT - Provided is a display element which is drivable with simple components and at a relatively low voltage and exhibits high display contrast, enhanced white display reflectance, superior response speed and reduced image unevenness. The display element includes opposing electrodes having therebetween an electrolyte containing silver or a compound having silver in the chemical structure, wherein the opposing electrodes are driven by a drive circuit disposed for each of pixels so that the silver is dissolved and deposited and the opposing electrodes are provided on a plane separate from the drive circuit. | 2009-04-23 |
20090103170 | SOLID TUNABLE MICRO OPTICAL DEVICE AND METHOD - A solid tunable micro optical device for an micro-optical system is provided. The sold tunable micro optical device includes a first annular piece, a micro-lens with a spherical surface configured on the first annular piece, and a deforming device coupled to the first annular piece for deforming the micro-lens. | 2009-04-23 |
20090103171 | OPTICAL FIBER FOR AMPLIFICATION AND OPTICAL FIBER AMPLIFIER - Provided is an optical fiber for amplification and an optical fiber amplifier for use in L-band, in which optical fiber the increase of transmission loss and the degradation of hydrogen-resistant characteristic can be restrained. The optical fiber is basically made of silica glass and comprises: a core region doped with erbium and P element of 2 wt % to 5 wt % concentration, Ge not being added thereto; and a cladding region enclosing the core region and doped with F element, wherein the optical fiber has a gain at least in a wavelength range of 1570 to 1620 nm. The optical fiber amplifier comprises: the optical fiber; a pump light source for outputting the pump light capable of exciting a rare-earth element added to the core region of the optical fiber; and an optical coupler for introducing into the optical fiber the pump light having been output from the pump light source. | 2009-04-23 |
20090103172 | Repetitively pulsed laser and amplifier with dual resonator for pulse-energy management - A regenerative amplifier includes a gain-medium that is optically pumped by CW radiation. The amplifier has primary resonator for amplifying pulses. The primary resonator has an optical switch for opening and closing the primary resonator. The amplifier has a secondary resonator that includes the gain-medium and a selectively variable attenuator, but not the optical switch. The optical switch and the variable attenuator are cooperatively controlled in response to repeated trigger-signals such that the amplifier delivers corresponding amplified pulses each having about the same energy independent of repetition frequency of the signals below some predetermined value. | 2009-04-23 |
20090103173 | Microscopic-Measurement Apparatus - A microscopic-measurement apparatus capable of conducting measurement successively in several set areas regardless of the type of stage driving system or the precision of the stage driving system. The microscopic-measurement apparatus for acquiring optical information from desired portions of a sample by moving a measuring optical axis on a surface of the sample includes an observation-image display section for displaying a sample surface image as an observation image, in a range of visual field which is observable at a present sample position; an optical-axis display section for displaying areas to be measured and a present position of the measuring optical axis in an overlapped state with the observation image; an area setting section capable of setting measuring areas by expanding, reducing, changing in shape and moving the areas to be measured; and an optical-information acquisition section for measuring one set measuring area or several set measuring areas successively with an instruction of starting measurement. | 2009-04-23 |
20090103174 | SURGICAL OBSERVATION SYSTEM - A surgical observation system provided with a supporting arm movable in the three-dimensional direction includes an endoscope objective unit having a tubular insertion section and provided with objective optical systems, a microscope objective unit provided with objective optical systems having a focusing optical system and variable magnification optical systems, and a mounting and dismounting section provided in the supporting arm, mountable and dismountable with respect to the objective units by having interchangeability. The objective optical systems provided in each of the objective units are constructed so that light beams emerging therefrom toward the mounting and dismounting section are changed to afocal light beams, and the mounting and dismounting section is provided with a pair of imaging lenses and a pair of image sensors and is constructed so that, in a state where the objective unit is mounted to the mounting and dismounting section, the objective unit is optically connected with the mounting and dismounting section. | 2009-04-23 |
20090103175 | DEVICE AND METHOD FOR HIGH-INTENSITY HOMOGENEOUS ILLUMINATION WITH MINIMIZED LIGHT REFLECTION FOR USE IN MICROSCOPES - The invention relates to a device for high-intensity uniform illumination with minimal light reflection for use in reflective-type microscopes. The invention is characterised by a light source ( | 2009-04-23 |
20090103176 | Laser Image Display Device and Laser Image Display Screen - A laser image display device and a laser image display screen used for the laser image display device. The laser image display device is provided with a laser light source for emitting laser beams and a laser image display screen ( | 2009-04-23 |
20090103177 | BARRIER DEVICE AND ELECTRONIC DISPLAY DEVICE - A barrier device and a display device including the barrier device, include a plurality of column barrier electrodes and a plurality of row barrier electrodes. In the barrier unit, the column barrier electrodes are divided as a plurality of first column barrier electrodes and a plurality of second column barrier electrodes. Crossing regions of the first column barrier electrode and the plurality of row barrier electrodes are different from crossing regions of the second column barrier electrode and the plurality of row barrier electrodes. The barrier device improves image quality of stereoscopic images displayed by the display device. | 2009-04-23 |
20090103178 | Stereoscopic Image Display Apparatus - In the specification and drawing, a stereoscopic image display apparatus is described and shown with eyewear having a polarization interference filter, wherein the polarization interference filter can distinguish both polarization and spectra. | 2009-04-23 |
20090103179 | PROJECTION DEVICE WITH POLARIZATION CONVERTER - A projector ( | 2009-04-23 |
20090103180 | Structures and methods for reducing aberration in optical systems - An optical system includes multiple cubic crystalline optical elements and one or more polarization rotators in which the crystal lattices of the cubic crystalline optical elements are oriented with respect to each other to reduce the effects of intrinsic birefringence and produce a system with reduced retardance. The optical system may be a refractive or catadioptric system having a high numerical aperture and using light with a wavelength at or below 248 nanometers. The net retardance of the system is less than the sum of the retardance contributions of the respective optical elements. In one embodiment, all cubic crystalline optical elements are oriented with identical three dimensional cubic crystalline lattice directions, a 90° polarization rotator divides the system into front and rear groups such that the net retardance of the front group is balanced by the net retardance of the rear group. The optical system may be used in a photolithography tool to pattern substrates such as semiconductor substrates and thereby produce semiconductor devices. | 2009-04-23 |
20090103181 | Processing Method and Processing Apparatus Using Interfered Laser Beams - Provided are a processing method and a processing apparatus which are capable of suppressing a disturbance attributable to a surface wave in a processing by interfered laser beams, in particular, a processing by the interfered laser beams of a pulsed laser having a pulse width of equal to or more than 1 fs and of equal to or less than 1 ps, in which the wavelength of a surface wave that propagates in a direction of the interference of the laser is made longer than a pitch of the interference of the laser on a surface of an object to be processed to process the object. | 2009-04-23 |
20090103182 | DIFFRACTIVE OPTICAL ELEMENT AND BIDIRECTIONAL OPTICAL COMMUNICATION MODULE USING THE SAME - A diffractive optical element has a diffraction grating which multiplexes light beams of different wavelengths, and the diffraction grating has a binary structure in which the diffraction surface top part and the diffraction surface bottom part repeat a concave and convex shape through a rising surface part along an optical axis direction P. The diffraction surface top part and the diffraction surface bottom part are inclined to the rising surface part. By this diffractive optical element, the diffraction angle of the light beam is maintained, and the diffraction efficiency of the light beam can be improved. By using this diffractive optical element in an optical communication module, while the separation angle of the light beam of the different wavelength is maintained, the signal receiving performance is increased. | 2009-04-23 |
20090103183 | INTERIOR REARVIEW MIRROR SYSTEM FOR A VEHICLE - A vehicular interior rearview mirror system includes an interior rearview mirror assembly having one of (a) a variable reflectance reflective element and (b) a prismatic reflective element. The interior rearview mirror assembly includes an information display disposed behind and viewable through the reflective element. The interior rearview mirror assembly includes a video camera having, when the interior rearview mirror assembly is normally mounted in the vehicle, a field of view that encompasses one of (i) the windshield of the vehicle and (ii) the driver of the vehicle. The interior rearview mirror assembly may include other electrical accessories such as, for example, a light, a rolling code garage door opener, and a microphone. | 2009-04-23 |
20090103184 | LITHOGRAPHY PROJECTION OBJECTIVE, AND A METHOD FOR CORRECTING IMAGE DEFECTS OF THE SAME - Projection objectives, as well as related components, systems and methods, are disclosed. In general, a projection objective is configured to image radiation from an object plane to an image plane. A projection objective can include a plurality of optical elements along the optical axis. The plurality of optical elements can include a group of optical elements and a last optical element which is closest to the image plane, and a positioning device configured to move the last optical element relative to the image plane. Typically, a projection objective is configured to be used in a microlithography projection exposure machine. | 2009-04-23 |
20090103185 | ELECTRONIC DEVICE HAVING A LIQUID-BASED OPTICAL DEVICE AND CONTROL METHOD THEREFOR - The present invention discloses an electronic device ( | 2009-04-23 |
20090103186 | Zoom lens and image pickup apparatus equipped with same - A zoom lens is composed, in order from the object side thereof, of a front side lens unit having a negative refracting power at the wide angle end and a rear side lens unit having a positive refracting power at the wide angle end. The front side lens unit includes a first lens unit located closest to the object side and having a positive refracting power and a second lens unit located on the image side of the first lens unit and having a negative refracting power. The distance between the first lens unit and the second lens unit is larger at the telephoto end than at the wide angle end. The rear side lens unit includes a third lens unit located closer to the object side at the telephoto end than at the wide angle end and having a positive refracting power, the distance between the third lens unit and the second lens unit being smaller at the telephoto end than at the wide angle end. The third lens unit satisfies the following condition: 0.012009-04-23 | |
20090103187 | Zoom lens and imaging apparatus incorporating the same - The invention relates to a zoom lens and an imaging apparatus incorporating the same, and more particularly to a zoom lens of small format that lends itself to imaging apparatus inclusive of video cameras and digital cameras. The zoom lens comprises, in order from its object side, a first lens group G | 2009-04-23 |
20090103188 | ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME - A zoom lens includes, from an object side to an image side, a first lens unit having a positive refractive power, a second lens unit having a negative refractive power and including a reflective member configured to fold an optical path, a third lens unit having a negative refractive power, an aperture stop, and a rear lens unit having a positive refractive power as a whole and including at least one lens unit. During zooming, the second lens unit does not move and the distances between the adjacent lens units change. | 2009-04-23 |
20090103189 | Zoom lens system, imaging device and camera - An object of the present invention is to provide: a zoom lens system that has a high resolution, high capability of compensating curvature of field, a high zoom ratio of, for example, 3 or greater, a reduced weight, and a reduced overall optical length at the time of non-use; and an imaging device and a camera that employ this zoom lens system so as to have a reduced thickness and excellent portability as well as high performance. The zoom lens system forms an optical image of an object with variable magnification and, in order from the object side to the image side, comprises: a first lens unit having negative optical power; a second lens unit that has positive optical power and that contains a bi-convex lens element composed of a resin material and serving as the most image side lens element; and a third lens unit having positive optical power. Then, the lens units move respectively along the optical axis in such a manner that intervals between the individual lens units should vary so that the variable magnification is achieved. Further, the condition |(R | 2009-04-23 |
20090103190 | Image lens and image device - An imaging lens includes, from an object side, a first lens formed by a positive lens that is convex on the object side, an aperture stop, a second lens formed by a negative lens that is convex on an image side, a third lens formed by a positive lens that is concave on the image side, and an infrared cut filter. Surfaces of the first, second, and third lenses are aspherical. | 2009-04-23 |
20090103191 | IMAGE EXPANDING LENSES, DISPLAY DEVICES AND ELECTRONIC DEVICES - Disclosed are image expanding lenses, display devices, and electronic devices incorporating the disclosed image expanding lenses. In accordance with a disclosed image expanding lens, the image viewed by the user is larger than the active area of the LCD panel underneath the lens, so that the border around, for example, the LCD display is hidden from viewing. The image expanding lenses may include a non-uniform transparent substrate, having for example, a wedge shape that may be the top surface of the display. The substrate in combination with prismatic films may bend the light output from an array of pixels so that the image hides the border of the display device. In this way, an electronic device can render an edgeless image to a viewer since the image of the electronic device is projected beyond an edge of the display device of the host electronic device. | 2009-04-23 |
20090103192 | Lens module structure with a metal shell and assembling method therefor - A lens module structure with a metal shell includes a metal shell and a lens module. The metal shell has a bottom casing and a top casing. The bottom casing has several lateral plates which have protrusions inwardly. At least two lateral plates have first locking portions. Second locking portions corresponding to the first locking portions are disposed on the side wall of the top casing. The lens module has metal portions and is assembled with the bottom casing. Each of the protrusions on the bottom casing abuts and holds the metal portions. Furthermore, the top casing is assembled with the bottom casing via locking the second locking portions with the first locking portions. The protrusions have a predetermined length. The protrusions can abut and hold the lens module with a predetermined size. Moreover, the effect of anti-electromagnetic interference is improved. | 2009-04-23 |
20090103193 | LASER BONDING CAMERA MODULES TO LOCK FOCUS - A method for assembling lens modules using laser bonding of external ramped surfaces The method includes providing a lens housing with a sidewall with ramped surfaces and providing a lens barrel with external ramped surfaces. The lens barrel is positioned in contact with the lens housing such that the ramped surfaces of the lens barrel mate with the ramped surfaces of the lens housing. The lens barrel is rotated to focus a lens on an image sensor. With a laser, the method includes forming at least two bonds at an interface between the lens barrel and the lens housing such as proximate to the mating ramped surfaces. The bonds are located at equidistant points about the periphery of the lens module. The bonds may be circular or may be elliptical such as with a width along the interface that is at least twice the height of the bond. | 2009-04-23 |
20090103194 | CAMERA MODULE WITH AUTOFOCUS FUNCTION AND AUTOFOCUS METHOD THEREOF - A camera module with an autofocus function includes a lens holder, a lens barrel, a light-sensing element, an actuator, and a controller. The lens barrel is coupled to the lens holder and has a number of optical elements received therein. The light-sensing element is accommodated in the lens holder and optically aligned with the optical elements of the lens barrel. The actuator includes a substrate and a shape-memory alloy film formed on the substrate. The substrate is substantially perpendicular to an optical axis of the camera module and interconnects the lens barrel and the lens holder. The controller is configured for applying an electric current to the shape-memory alloy film to bend the shape-memory alloy film, thereby allowing the lens module to move along the optical axis of the camera module. | 2009-04-23 |
20090103195 | LENS MODULE - An exemplary lens module includes a barrel, a holder, an optical assembly, an image sensor, at least one permanent-magnet, a number of electromagnets, and a control unit. The barrel is threadedly engaged in the holder. The barrel is capable of being linearly movable relative to the holder. The optical assembly is received in the barrel. The image sensor is received in the holder and is configured for capturing images. The at least one permanent magnet is mounted on the barrel. The electromagnets are mounted on the holder and surround the barrel therein for magnetical interaction with the permanent magnet. The control unit electrically is connected to the electromagnets and is configured for changing the magnetic polarities of the electromagnets adjacent to the permanent magnet to create a combined magnetic torsional force applied onto the permanent magnet, thereby rotating the barrel relative to the holder. | 2009-04-23 |
20090103196 | Optical Delay Module for Lengthening the Propagation Path of a Light Beam and Pulse Multiplication or Elongation Module - The invention relates to an optical delay module for lengthening the propagation path of a light beam comprises a first spherical mirror and a second spherical mirror, the first spherical mirror and the second spherical mirror having equal radii of curvature, the first and the second mirror being arranged on a common axis of symmetry with concave sides of the first and second mirrors being situated opposite one another at a distance from one another which corresponds to the radii of curvature of the first and second mirrors. The module also includes a coupling-in area for coupling the light beam into a space between the first and second mirrors and a coupling-out area for coupling the light beam out of the space between the first and second mirrors. The propagation path of the light beam between the coupling-in area and the coupling-out area corresponding at least approximately to quadruple the mirror distance, at least one optical arrangement arranged between the first and second mirrors, the optical arrangement being arranged to transfer the light beam between the first and second mirrors in such a way that the propagation path of the light beam without masking out of beam parts between the coupling-in area and the coupling-out area corresponds approximately to 2N times the mirror distance, where N is an integer >2. | 2009-04-23 |
20090103197 | ADJUSTABLE AUXILIARY MIRROR ASSEMBLY - A mirror assembly comprising primary and auxiliary mirror assemblies having complimentary recesses and protrusions on respective frame portions of the assemblies, the auxiliary mirror assembly adapted to be disposed at a plurality of positions along the primary mirror assembly when the recesses and protrusions are disposed in interfitting engagement. | 2009-04-23 |
20090103198 | AUXILIARY ACCESSORY FOR A VEHICLE REARVIEW MIRROR - An auxiliary accessory for a vehicle rearview mirror having a linking segment with an outer end, a casing formed on the outer end of the linking segment with an outer rim and a mirror mounted in the casing has a cover and an auxiliary mirror assembly. The cover is detachably mounted on the casing of the vehicle rearview mirror and has a body, a mounting gap and multiple retaining tabs. The body has a shape corresponding to the casing of the vehicle rearview mirror and two mounting recesses. The auxiliary mirror assembly is detachably connected to the cover and has an auxiliary mirror mounted in one of the mounting recesses of the body to increase the viewing range of the vehicle rearview mirror. | 2009-04-23 |
20090103199 | HIGH POSITIONING REPRODUCIBLE LOW TORQUE MIRROR - ACTUATOR INTERFACE - The present high positioning reproducible mirror-actuator interface disclosed herein overcomes the deficiencies associated with conventional interface systems and offer a number of advantages that are disclosed herein. Generally, the mirror mounts provide a reliable and robust interface between the mirrors and actuators, that serve to move and position the mirrors, as wells as providing an interface between the mirrors and gravity compensator pins. The mirror mount is characterized as having a body that has an outer peripheral wall that includes a plurality of flexible elements around the perimeter of the body, each having a high stiffness in plane and a high flexibility out of plane. The body is open at the first end to allow flexing of the flexible elements. The flexible elements providing a direct coupling interface between the mirror mount and the mirror. The flexible elements of the mirror mount provides a number of advantages and increases the performance capabilities of the first mechanical interface between the mirror mount and the actuator. | 2009-04-23 |
20090103200 | GIMBAL MOUNT - A gimbal mount in which an optical element is mounted in a carriage that mounts for rotation in a holder, which in turn mounts for rotation in a body. A first pair of counter-acting adjustment screws act upon a face of the holder to rotate the holder about a first axis. A second pair of counter-acting adjustment screws act upon a face of the carriage to rotate the carriage about a second axis. The first axis and second axis are orthogonal in the preferred embodiment. | 2009-04-23 |
20090103201 | SYSTEM, METHOD, AND APPARATUS FOR PERFORMING METROLOGY ON PATTERNED MEDIA DISKS WITH TEST PATTERN AREAS - Techniques for performing metrology on magnetic media disk formations that are arranged in curvilinear patterns are disclosed. Small integrated test patterns having rectangular or hexagonal periodicity are integrated among the concentric circles of patterned media formations. The test patterns cover only very small areas of the disk so as to not significantly affect disk capacity. The periodicity of the test patterns allows their formations to be more readily measured by metrology technology than those having a curvilinear periodicity. | 2009-04-23 |
20090103202 | METHOD FOR AN EQUALIZER COMPUTATION IN A MEDIA SYSTEM USING A DATA SET SEPARATOR SEQUENCE - Provided is a method for receiving a DSS sequence and a DSS readback sequence, which is a function of a channel processing of the DSS sequence by a read channel. A coefficient cyclic equalizer vector is generated as a function of the DSS sequence and the DSS readback sequence. An error signal is generated as a function of a comparison of the DSS sequence and an equalization of the DSS readback sequence based on the coefficient cyclic equalizer vector. An unacceptable error signal indicates a need to adjust the coefficient cyclic equalizer vector to yield an acceptable comparison of the DSS sequence and an equalization of the DSS readback sequence based on the coefficient cyclic equalizer vector. | 2009-04-23 |
20090103203 | RECORDING APPARATUS AND CONTROL CIRCUIT - It relates to a hybrid recording apparatus using. The recording apparatus includes a magnetic disk medium for recording and reading data by a magnetic head, a nonvolatile memory in which a write cache area is allocated, a cache control unit for temporarily loading write data, which is recorded on the magnetic disk medium, into the write cache area in accordance with a write request from a higher-level apparatus. A memory allocation management unit stores memory management information in the magnetic disk medium for management thereof, the memory management information representing an allocated position of the write cache area in the nonvolatile memory. | 2009-04-23 |
20090103204 | BIT PATTERNED MEDIUM HAVING SUPER-TRACK, METHOD OF TRACKING TRACK OF BIT PATTERNED MEDIUM, HEAD APPROPRIATE FOR BIT PATTERNED MEDIUM, AND INFORMATION RECORDING/REPRODUCING APPARATUS INCLUDING BIT PATTERNED MEDIUM HEAD - Provided are a bit patterned medium having a super-track, a method of tracking a track of the bit patterned medium, a head appropriate for the bit patterned medium, and an information recording/reproducing apparatus including the bit patterned medium and the head. The bit patterned medium includes a substrate, and a recording layer comprised of a plurality of bit cells which are formed on the substrate by being separated from each other, along a plurality of tracks. Each of the plurality of tracks includes a super-track comprised of a plurality of sub-tracks. Bit cells formed on a sub-track from among the plurality of sub-tracks in the super-track are disposed so as to deviate from bit cells formed on another sub-track from among the plurality of sub-tracks in the super-track. A track ID (identification) for recognizing the super-track, and a servo burst generating a position error signal when a head tracks the super-track, are arranged in an area of each of the plurality of tracks. Meanwhile, the head includes a writing head recording information in units of sub-tracks, and a reading sensor reproducing the information in units of super-tracks. | 2009-04-23 |
20090103205 | Apparatus, Method and Program for Controlling Writing of Data by Tape Recording Apparatus - A technique for improving the performance of head alignment during reading of data from and writing data to a tape medium. An apparatus controls writing of data by a tape drive that drives a tape medium in both forward and reverse directions to record data. The apparatus includes a position obtaining unit that obtains the current position of the head of the tape drive with respect to the tape medium, a determining unit that determines whether the current position of the head is within a predetermined range on the tape medium, a generating unit that generates dummy data in response to determination that the current position of the head is not within the predetermined range, and a write control unit that writes dummy data on the tape medium until the current position of the head is within the predetermined range on the tape medium. | 2009-04-23 |
20090103206 | SYSTEM, METHOD AND APPARATUS FOR WALL SLOT IN DISK DRIVE BYPASS CHANNEL FOR ENHANCED VOICE COIL MOTOR COOLING - A hard disk drive bypass channel architecture incorporates enhanced cooling for voice coil motors. A cooling slot formed in a bypass channel component that is adjacent to the VCM alleviates VCM overheating problems. The slot compromises airflow from the bypass channel to provide sufficient secondary flow to cool the VCM and actuator coil area. The slot may be formed in the integrated wall of the spoiler or diverter. The spoiler has an extension in which the cooling slot is formed. | 2009-04-23 |
20090103207 | ROTOR HUB, SPINDLE MOTOR AND HARD DISK DRIVE - In a method for manufacturing a rotor hub for use in a spindle motor, free-cutting stainless steel is used as a material of the rotor hub. A slug of free-cutting stainless steel is subjected to a plastic working to form a disk mounting portion and a cylindrical surface positioned radially inwardly of the disk mounting portion. Then, a cylindrical disk fitting surface is formed by machining substantially the entirety of the cylindrical surface. The rotor hub contains A-type inclusions appearing in a cross section taken along a center axis of the disk mounting portion. The A-type inclusions are oriented in directions different than the center axis. | 2009-04-23 |
20090103208 | MAGNETIC HEAD - According to an aspect of an embodiment, a magnetic head includes: a write element including a first magnetic pole and a second magnetic pole magnetically connected to the first magnetic pole; and a nonmagnetic insulating layer made of inorganic material surrounding the write element. The magnetic head further includes: upper and lower low-thermal-expansion material layers disposed on and under the nonmagnetic insulating layer, respectively, the low-thermal-expansion material layers having a thermal coefficient lower than that of the nonmagnetic insulating layer; and a heater element embedded in the nonmagnetic insulating layer. | 2009-04-23 |
20090103209 | Apparatus for Accessing Storage Media - A pickup for accessing moving storage media with a flat coil on a surface of a carrier, where for inserting an ohmic resistance into the coil circuit the same carrier has on one of its surfaces a conducting lead designed mainly to exhibit ohmic resistance and connected to the flat coil in series. With a meandering design, the conducting lead can be manufactured from a strip of metal substrate the same width as that of the flat coil. An apparatus for accessing moving storage media having the pickup. | 2009-04-23 |
20090103210 | Apparatus and method for sensing an external magnetic field to protect a perpendicular magnetic recording (PMR) hard disk drive - A hard disk drive is disclosed including a voice coil motor and a magnetic sensor communicating with a control circuit. A magnetic sensor reading is created and used to stop access operations in response to the reading of an external magnetic field that may be strong enough to disrupt a slider accessing a rotating disk surface. Also disclosed are a main flex circuit and head stack assembly including the magnetic sensor for use in a hard disk drive. Control circuits and processors are disclosed for receiving the magnetic reading to stop access operations in hard disk drives. The hard disk drive may be a Perpendicular Magnetic Recording (PMR) hard disk drive. | 2009-04-23 |
20090103211 | PERPENDICULAR MAGNETIC RECORDING HEAD HAVING A SHORT THROAT HEIGHT WRAP AROUND TRAILING SHIELD - A magnetic write head for perpendicular magnetic data recording having a trailing shield with a two step throat height. The trailing shield is formed over a non-magnetic bump that forms a notch in the leading edge of the trailing shield. This notch defines a first, smaller throat height closest to the write pole and a larger throat height away from the write pole. The smaller throat height near the write pole prevents excess magnetic flux from leaking to the write pole, thereby ensuring efficient strong write field. The larger trailing shield throat height away from the write pole prevents magnetic saturation oft the trailing shield and also greatly facilitates manufacturing avoiding problems related to variations and deviations in manufacturing processes used to define the trailing shield. | 2009-04-23 |
20090103212 | Magnetic Head Suspension - An elastic plate connected at both ends to a pair of supporting pieces of a supporting portion and connected at center to a member forming a load beam portion functions as a load bending portion, thereby enhancing impact resistance against jumping motion of a magnetic head slider. A balance mass member is mounted on a portion of the member forming the load beam portion positioned on a base-end side than the elastic plate, thereby enhancing impact resistance against clashing motion of the balance mass member while equilibrating mass between tip-end and base-end sides of the load beam portion. A narrowest portion of the supporting portion is positioned, with respect to the suspension lengthwise direction, between a position of a base-end of a concave portion defined the pair of supporting pieces and a position where phantom lines extending from inner side edges of arm areas of the supporting pieces intersect with a longitudinal center line of the suspension, thereby effectively reducing mass of tip-end side of the supporting portion without deteriorating rigidity of the supporting pieces. | 2009-04-23 |
20090103213 | Magnetic head slider for absorbing vibrations - A magnetic head slider disposed opposite to a surface of a magnetic disk, includes a slider main body, a magnetic head element that reads and reproduces data from the magnetic disk, and a vibration absorbing unit that absorbs vibrations generated due to contact between any portion of the slider main body and the surface of the magnetic disk, and that is provided on the slider main body at a predetermined position. | 2009-04-23 |
20090103214 | MAGNETIC RECORDING HEAD COMPRISING CONICAL MAIN POLE TIP AND METHOD OF MANUFACTURING THE SAME - Provided is a vertical magnetic recording head having a main pole, a return yoke, and a coil, all of which are formed on a substrate, and a method of manufacturing the same. The main pole includes a vertical portion which is vertical to the substrate, a horizontal portion that connects a lower part of the vertical portion to the return yoke, and a main pole tip formed on the vertical portion of the main pole. The main pole tip has a conical shape vertical to the substrate. | 2009-04-23 |
20090103215 | MAGNETORESISTIVE (MR) ELEMENTS HAVING IMPROVED HARD BIAS SEED LAYERS - MR devices and associated methods of fabrication are disclosed. An MR device includes an MR element and a bias structure on either side of the MR element for biasing a free layer of the MR element. The bias structure includes an amorphous buffer layer, a first seed layer formed from Cr, a second seed layer formed from a non-magnetic Cr alloy, and a hard bias magnetic layer. The second seed layer formed from the non-magnetic Cr alloy is formed between the Cr seed layer and the hard bias magnetic layer. An example of a non-magnetic Cr alloy is Chromium-Molybdenum (CrMo). | 2009-04-23 |
20090103216 | Alternating Current Series Arc Fault Detection Method - A method of detecting and indicating a presence of alternating current (AC) series arc fault events in current supplied by an AC electrical power source to an electrical load for the power source comprises the steps of: measuring positive and negative current through the load over a first sample cycle of the AC power to establish first measured positive and first measured negative current levels; determining the absolute value of the first measured positive and first measured negative current levels to establish a first absolute positive current level and a first absolute negative current level; adding the first absolute positive current level and the first absolute negative current level to establish a first sum current level; measuring positive and negative current through the load over a second sample cycle staggered from the first sample cycle to establish second measured positive and second measured negative current levels; determining the absolute value of the second measured positive and second measured negative current levels to establish a second absolute positive current level and a second absolute negative current level; adding the second absolute positive current level and the second absolute negative current level to establish a second sum current level; subtracting the second sum current level from the first sum current level to establish a current difference level; and indicating a series arc fault event if the current difference level exceeds a predetermined threshold level. | 2009-04-23 |
20090103217 | SYSTEM AND APPARATUS FOR LIMITING CURRENT IN A SUPERCONDUCTING COIL - A superconducting coil circuit for a superconducting magnet includes a superconducting coil and a current limiting apparatus. The current limiting apparatus is connected in series with the superconducting coil and includes a mechanical device configured to cause a quench in the superconducting coil when a current in the superconducting coil reaches a predetermined value. | 2009-04-23 |
20090103218 | SURGE SUPPRESSION SYSTEM WITH OVERLOAD DISCONNECT - A surge suppression unit contains electrical surge suppression components configured to redirect power surges. A sensor monitors the surge suppression components for a possible impending explosion or fire condition. A disconnect mechanism is configured to disconnect power from the surge suppression components when the sensor detects the explosion or fire condition. | 2009-04-23 |
20090103219 | OVERVOLTAGE PROTECTION CIRCUIT - An input terminal is externally input with an input voltage. An output transistor of N-channel MOSFET is arranged between the input terminal and an output terminal. A charge pump circuit steps up the input voltage. An error amplifier receives a voltage stepped up by the charge pump circuit as a power supply, and outputs an error voltage of a feedback voltage corresponding to an output voltage of the output terminal and a predetermined reference voltage to a gate of the output transistor. A controller compares the input voltage with a predetermined threshold voltage, and forcibly turns OFF the output transistor when the input voltage is higher than the threshold voltage. | 2009-04-23 |
20090103220 | Circuit for protecting NMOS device from voltage stress - A protection circuit for an NMOS device is provided. The protection circuit includes a cascoding NMOS transistor and an adjusting circuit. The cascoding NMOS transistor is cascoded between the NMOS device and an external voltage source. The adjusting circuit is coupled to the external voltage source, a gate of the cascoding NMOS transistor, and an internal voltage source. The adjusting circuit adjusts the voltage at the gate of the cascoding NMOS transistor according to the voltages of the external voltage source and the internal voltage source so as to protect the NMOS device from a voltage stress caused by the external voltage source. | 2009-04-23 |
20090103221 | ADAPTIVE POWER MANAGEMENT SYSTEM FOR AIRCRAFT GALLEYS - The adaptive power management system for aircraft galleys includes one or more programmable circuit breakers for corresponding interchangeable aircraft galley inserts. Current rating settings of the programmable circuit breakers can be changed by direct interrogation by a galley network controller, which can also automatically switch selected circuit breakers to open to shut down the power supply to an entire galley complex or individual galley inserts, as needed, or by a passive signal. | 2009-04-23 |
20090103222 | OVERCURRENT PROTECTION SYSTEM AND METHOD - An overcurrent protection system and method are disclosed. In one embodiment the overcurrent protection system includes a first switch connected between a supply voltage and an output voltage. A comparator circuit provides a comparator output signal having first and second values that depend on a comparison of the output voltage relative to the supply voltage, the first value indicating an overcurrent condition. A control circuit is coupled to provide a control signal to a control node of the first switch for controlling the first switch in one of first and second operating modes according to the value of the comparator output signal. The control circuit controls the first switch in the first mode to limit the current through the first switch to a level between predetermined upper and lower current levels in response to the comparator output signal having the first value. The control circuit activating the first switch to a normally on condition in the absence of the comparator output signal having the first value. | 2009-04-23 |
20090103223 | POWER CIRCUIT WITH SHORT-CIRCUIT PROTECTION CIRCUIT - A power circuit including a current-limiting semi-conductor switch and a control system connected to the current-limiting semi-conductor switch and configured to bias the semi-conductor switch into conduction and into cut-off. The control system further comprises a short-circuit protection circuit configured to detect and evaluate the voltage drop via the current-limiting semi-conductor switch. | 2009-04-23 |
20090103224 | FALLEN CONDUCTOR WARNING SYSTEM - A system for notifying and/or warning of fallen or downed insulated conductor generally includes a distribution system for distributing a utility, such as power, and a sensor system for sensing whether the distribution system is properly operating. The warning system can include a support structure; an arm carried by the support structure and extending outwardly therefrom; a distribution system providing a utility via at least one wire, the wire held aloft from a below surface via the arm; a communication cable transmitting a signal; a disruption assembly carrying the communication cable and in communication with the support structure. The disruption assembly is loaded with the potential of disrupting the signal transmitted by the communication cable; and a sensor system is adapted to monitor the distribution system based on the signal transmitted by the communication cable. | 2009-04-23 |
20090103225 | Energy pathway arrangement - Compact and integral arrangements for an energy-conditioning arrangement having various predetermined energy pathways utilized in part for the purpose of conditioning energies of either one or multiple of circuitry that would otherwise detrimentally effect a predetermined application having a single or multiple, circuitry systems. Some energy-conditioning arrangement variants can be operable to provide multiple energy-conditioning operations. | 2009-04-23 |
20090103226 | SURGE SUPPRESSION DEVICE HAVING ONE OR MORE RINGS - A surge suppression device may include a housing having a cavity, a center conductor positioned within the cavity, a spiral inductor having an inner curve coupled to the center conductor and an outer curve, a coil capture device connected to the outer curve of the spiral inductor, and a ring assembly having a first ring connected to the coil capture device, a second ring connected to the housing, and a voltage limiting device positioned between the first ring and the second ring. | 2009-04-23 |
20090103227 | MAGNETIC LEVITATION APPARATUS - An exciting voltage arithmetic portion calculates an exciting voltage of an electromagnet using a signal of a gap sensor. On the other hand, a sensorless exciting voltage arithmetic portion calculates an exciting voltage of the electromagnet using a signal of the current sensor. The exciting voltage adjusting portion adjusts a mixing ratio between an output value of an exciting voltage arithmetic portion and an output value of the sensorless exciting voltage arithmetic portion corresponding to a gap length. The excitation of the electromagnet is controlled according to an output value of the exciting voltage adjusting portion so as to reduce influences of noises on the gap sensors thereby always achieving a stable levitation control. | 2009-04-23 |
20090103228 | Method and Apparatus for Remotely Operating AC Powered Appliances from Video Interphones or Shopping Terminals - A method for adding and connecting a remotely operated SPDT relay to an electric power circuit of an AC appliance connected to a manually actuated electrical SPDT switch for integrating said AC appliance into an home automation network, each said relay and said SPDT switch includes a pole terminal and dual traveler terminals and said relay is similar to a shape and a size of an AC switch fit for installation into a standard electrical box. | 2009-04-23 |
20090103229 | Bar type ionizer - A bar type ionizer has a discharging electrode, a ground electrode, a high voltage unit, and a controller unit and uses the technique of eliminating static electricity by corona discharging. The ionizer also has a FND unit mounted on the bar which lets the user see the bar information including address of the bar, frequency, duty rate, alarm, run/stop state easily, plus buttons that let the user control the bar information easily, an air supply device installed around the needles in the air injecting socket which sends air, and a second air supply device installed around the needles having round sections and sending air to the end of the needles to eliminate the dust attached on the end of the needles. The ionizer has a streamlined section so that inside air flows smoothly. The second air supply device is elliptic with the minor axis smaller than the radius of the needle. The needle is positioned at the center of this elliptic groove and fixed by it. | 2009-04-23 |
20090103230 | Electrostatic discharge apparatus for touch key - An electrostatic discharge apparatus for a touch key. A need for a conductive material or a ground layer included in the touch key is removed and a ground pattern portion is formed to prevent damage caused by static electricity introduced into the touch key. The electrostatic discharge apparatus for a touch key having a touch sensing unit and a connector unit extending from one end of the touch sensing unit includes a ground pattern portion having at least one ground pattern, which is included in the touch key and formed on a static-electricity path of the touch key, and a conduction-processing portion connecting the ground patterns with each other and connected with a main body, thereby removing a need for a ground layer provided along an internal circumference of a conventional touch sensing unit, reducing cost by not including EMI paint on the entire surface of the touch key, and preventing static electricity from being introduced into internal circuits of the touch key by causing static electricity introduced into the ground pattern portion to be discharged without passing through the internal circuits of the touch key, thus improving the stability and durability of the touch key. | 2009-04-23 |
20090103231 | Stun gun with an extendable electric shock distance - A stun gun with an extendable electric shock distance has a high voltage electric arc generator and a conductive liquid supplier. The high voltage electric arc generator generates a high voltage electric arc. A conductive liquid fills with inside the conductive liquid supplier. When the conductive liquid is spurted from the conductive liquid supplier, the conductive liquid is passing through the high voltage electric arc. Since the conductive liquid has conductance, the conductive liquid spurted from the stun gun is able to extend an electric shock distance. | 2009-04-23 |
20090103232 | Substrate Holding System and Exposure Apparatus Using the Same - A substrate holding system for holding a substrate based on vacuum attraction and electrostatic attraction including a rim configured to support the substrate, a protrusion for the electrostatic attraction, configured to support the substrate inside the rim, and a protrusion for the vacuum attraction, configured to support the substrate inside the rim. A substrate supporting surface area of the protrusion of the electrostatic attraction is larger than a substrate supporting surface area of the protrusion for the vacuum attraction. | 2009-04-23 |
20090103233 | Metal capacitor and manufacturing method thereof - A metal capacitor in which an electric conductivity is significantly improved by applying a metal material for an electrolyte and a manufacturing method thereof is provided. The metal capacitor includes a metal member comprising a through-hole forming portion where a plurality of through-holes is formed, an electrode withdrawing portion formed on the through-hole forming portion, and a sealing portion; a metal oxide layer being formed on the metal member; a main electrode layer being formed on the metal oxide layer that is formed on the through-hole forming portion of the metal member, to fill the plurality of through-holes; an insulating layer being formed on the main electrode layer and the metal member to externally expose the electrode withdrawing portion of the metal member. | 2009-04-23 |
20090103234 | Metal capacitor and manufacturing method thereof - A metal capacitor in which an electric conductivity is significantly improved by applying a metal material for an electrolyte and a manufacturing method thereof is provided. The capacitor includes a metal member comprising a groove forming portion where a plurality of grooves is formed, an electrode withdrawing portion formed on the groove forming portion, and a sealing portion; a metal oxide layer being formed on the metal member; an insulating layer being formed on the metal member to expose the electrode withdrawing portion of the metal member; a plurality of main electrode layers, each main electrode layer being formed on the metal oxide layer that is formed on the groove forming portion of the metal member; and a conductive connecting layer being formed on the plurality of main electrode layers and the insulating layer to face the electrode withdrawing portion of the metal member and connect the plurality of main electrode layers, wherein a lead terminal is connected to the electrode withdrawing portion of the metal member and each of the main electrode layers. | 2009-04-23 |
20090103235 | Metal capacitor and manufacturing method thereof - A metal capacitor in which an electric conductivity is significantly improved by applying a metal material for an electrolyte and a manufacturing method thereof is provided. The capacitor includes: a terminal increase-type metal member comprising a groove forming portion; a metal oxide layer being formed on the terminal increase-type metal member; an insulating layer being formed on the terminal increase-type metal member; a plurality of main electrode layers being formed in a groove forming portion; a plurality of conductive connecting layers being formed on the plurality of main electrode layers and the insulating layer; a first lead terminal being selectively connected to the first and the second electrode withdrawing portions of the terminal increase-type metal member; a second lead terminal being connected to the main electrode layer of the terminal increase-type metal member; and a sealing member sealing the terminal increase-type metal member connected to the first and the second lead terminals to externally expose the first and the second lead terminals. | 2009-04-23 |
20090103236 | Paste composition, dielectric composition, capacitor, and method for production of paste composition - A paste composition containing (a) a resin, (b) high dielectric constant inorganic particles having a perovskite crystal structure, and (c) an organic solvent, wherein the average particle diameter of the high dielectric constant inorganic particles is 0.002 μm to 0.06 μm, and the amount of all organic solvents is 35 wt % to 85 wt % based on the total amount of the paste composition. Further, a dielectric composition containing (a) a resin and (b) high dielectric constant inorganic particles having a perovskite crystal structure, wherein the average particle diameter of the high dielectric constant inorganic particles (b) is 0.002 μm to 0.06 μm. | 2009-04-23 |
20090103237 | MONOLITHIC CERAMIC ELECTRONIC COMPONENT - A monolithic ceramic electronic component includes a ceramic laminate which includes a plurality of stacked ceramic layers and which has a first principal surface, a second principal surface opposed to the first principal surface, a first side surface, and a second side surface opposed to the first side surface, first external terminal electrodes arranged on the first side surface, second external terminal electrodes arranged on the second side surface, first internal electrodes arranged in the ceramic laminate, and second internal electrodes arranged in the ceramic laminate. The first internal electrodes include first opposed portions, first lead portions, and first projecting portions. The second internal electrodes include second opposed portions, second lead portions, and second projecting portions. | 2009-04-23 |
20090103238 | METHOD FOR MANUFACTURING DIELECTRIC CERAMIC POWDER, AND MULTILAYER CERAMIC CAPACITOR OBTAINED BY USING THE CERAMIC POWDER - The invention relates to a method for manufacturing dielectric ceramic powder and a multilayer ceramic capacitor using the ceramic powder. According to the invention, BaCO | 2009-04-23 |
20090103239 | Dielectric Fluid for Improved Capacitor Performance - A dielectric fluid that provides improved resistance to device failure in capacitors comprising combinations of certain anthraquinone compounds and scavengers. Capacitors including the dielectric fluid can have a higher discharge inception voltage and can have increased failure threshold voltages in comparison to capacitors made without the combination. Therefore, these capacitors are more resistant to failures. | 2009-04-23 |
20090103240 | CAPACITOR ARRAY AND METHOD FOR MANUFACTURING THE SAME - A capacitor array includes mutually opposed first and second internal electrodes having a first capacitance portion and a second capacitance portion, respectively, a first lead portion and a second lead portion, respectively, which are electrically connected to a first outer terminal electrode and a second outer terminal electrode, and a first protrusion portion and a second protrusion portion, respectively, which partially protrude toward the second outer terminal electrode and the first outer terminal electrode. The outer terminal electrodes have plating films directly connected to the internal electrodes. The plating film is formed by electrolytic plating. In the electrolytic plating, deposition of plating proceeds while being prevented from spreading in width directions of the individual side surfaces by electric fields generated from the protrusion portions toward the vicinities of exposure portions of the respective lead portions on the side surfaces. | 2009-04-23 |
20090103241 | Electric Double-Layer Capacitor - An activated carbon comprising a carbonized and activated compound represented by the formula (1): | 2009-04-23 |
20090103242 | Electrode with Reduced Resistance Grid and Hybrid Energy Storage Device Having Same - An energy storage device includes at least one positive electrode comprising a current collector comprising lead and having a plurality of raised and lowered portions with respect to a mean plane of the current collector and slots formed between the raised and lowered portions, wherein lead dioxide paste is adhered to and in electrical contact with the surfaces thereof; and a tab portion; and at least one negative electrode comprising a carbon material. | 2009-04-23 |
20090103243 | MULTITERMINAL SOLID ELECTROLYTIC CAPACITOR - A multiterminal solid electrolytic capacitor includes a capacitor element including a porous sintered body which includes a plurality of anode leads projecting from a surface of the porous sintered body and which is made from a valve metal powder, a dielectric oxide coating disposed on the porous sintered body, and a cathode including a solid electrolyte layer disposed on the dielectric oxide coating. The multiterminal solid electrolytic capacitor further includes a substrate which carries the capacitor element, which includes a plurality of anode-mounting terminals and a cathode-mounting terminal, and which is covered with resin. The anode leads are portions of a valve metal pattern which extends in the porous sintered body and which bends at a plurality of locations so as to have a desired path length. | 2009-04-23 |
20090103244 | Solid electrolytic capacitor and process for fabricating same - The invention provides a solid electrolytic capacitor wherein the anode has a dielectric oxide film of a structure less susceptible to damage due to mechanical stresses and which is diminished in leakage current and less prone to short-circuiting, and a process for fabricating the capacitor. The capacitor of the invention comprises an anode of aluminum having a dielectric oxide film formed over a surface thereof from amorphous alumina, and is characterized in that a plurality of tunnel-shaped etching pits are formed in the anode. The process of the invention for fabricating the solid electrolytic capacitor includes the steps of forming a plurality of tunnel-shaped etching pits in an aluminum material, effecting anodic oxidation by immersing the aluminum material in an electrolytic solution containing oxalic acid or the like, and effecting anodic oxidation by immersing the aluminum material in an electrolytic solution containing boric acid or like inorganic acid or a salt thereof or containing adipic acid or like organic acid or a salt thereof and applying a voltage at least three times the rated voltage of the capacitor. | 2009-04-23 |
20090103245 | Metal capacitor and manufacturing method thereof - A metal capacitor in which an electric conductivity is significantly improved by applying a metal material for an electrolyte and a manufacturing method thereof is provided. The metal capacitor includes a terminal increase-type metal member; a metal oxide layer being formed on the terminal increase-type metal member; an insulating layer being formed on the main electrode layers and the terminal increase-type metal member to externally expose the first and the second electrode withdrawing portions of the terminal increase-type metal member; a main electrode layer being formed at the through-hole forming portion to fill in the plurality of through-holes formed on the through-hole forming portion of the terminal increase-type metal member; a first and a second lead terminals; and a sealing member sealing the terminal increase-type metal member connected to the first and the second lead terminals to externally expose the first and the second lead terminals. | 2009-04-23 |
20090103246 | INTERCONNECTIONS FOR MULTIPLE CAPACITOR ANODE LEADS - An anode assembly for a capacitor is described. The anode assembly comprises a first anode including a first conductive lead disposed in a first groove in a junction bar, a second anode including a second conductive lead disposed in a second groove in the junction bar, and an anode terminal lead disposed in a third groove in the junction bar. The capacitor including the anode assembly is further comprised of a cathode comprising a conductive substrate supporting a cathode active material facing the first and second anodes, and a separator positioned there between to prevent the first and second anodes and the cathode from contacting each other. The anode assembly, the cathode, and the separator are sealed inside of a casing, and the casing is filled with a working electrolyte. | 2009-04-23 |
20090103247 | Doped Ceramic Powder for Use in Forming Capacitor Anodes - An electrolytic capacitor that comprises an anode body formed from a powder comprising electrically conductive ceramic particles and a non-metallic element in an amount of about 100 parts per million or more is provided in one embodiment of the invention. The non-metallic element has a ground state electron configuration that includes five valence electrons at an energy level of three or more. Examples of such elements include, for instance, phosphorous, arsenic, antimony, and so forth. The capacitor also comprises a dielectric layer overlying the anode body and an electrolyte layer overlying the dielectric layer. | 2009-04-23 |
20090103248 | Solid electrolytic capacitor - An electrolytic capacitor has at least one capacitor element and an insulating housing. Each capacitor element has a body and at least two leads. The leads connect to the body. The insulating housing has a base. The base has a top with at least one opening, a bottom, at least two holes and at least one chamber. The opening is sealed after the at least one capacitor element is mounted in the base. The holes are defined through the bottom and allow the leads to extend out and to be fastened with sealant. The chamber is formed in the base, communicates with the opening and the holes and receives the capacitor element. Because the electrolytic capacitor is simple, the electrolytic capacitor is assembled easily and quickly to lower cost. Further, the insulating housing is able to hold multiple capacitor elements, so the solid electrolytic capacitor has an increased capacitance. | 2009-04-23 |
20090103249 | Integrated Frame for Monocoque Housing - A monocoque housing comprises a main housing and an integrated unit. The main housing includes an opening leading to a recess within the main housing. The integrated unit includes a frame and an end cap being received by the main housing through the opening so that, when assembled, the end cap occupies the opening and the frame is received within the recess. | 2009-04-23 |
20090103250 | INPUT DEVICE AND ELECTRONIC APPARATUS - An input device that inputs information by a slide operation depending on an operation body contains a housing including an operation surface, a detection unit that is provided in the housing and detects a slide position inputted by a slide operation depending on the operation body, and an operation unit that covers at least a portion of the detection unit and is slide-operated along the operation surface of the housing. The operation unit has a convex shape which becomes thicker along the sliding direction from one portion of the operation surface of the housing and also which becomes thinner toward the other portion of the operation surface thereof. | 2009-04-23 |
20090103251 | OPERATION DEVICE AND IMAGE RECORDING DEVICE - An operation device includes a rotatable operation panel and a tilt mechanism including a recessed groove and pawl member capable of engaging with the recessed groove and an urging member configured to elastically urge the pawl member. In the engaging state, the pawl member contacts with the recessed groove at a first position and a second position. A relationship 0°<θ | 2009-04-23 |
20090103252 | MOUNTING APPARATUS FOR STORAGE DEVICE - A mounting apparatus is provided for a storage device. The storage device includes two lateral sides each defining at least one fixing hole. The mounting apparatus includes a conductive bracket having two side plates, and at least one fastener installed on an inside surface of each of the side plates. Each fastener includes a conductive elastic portion fixed to the corresponding side plate, and a conductive fixing portion extending from the elastic portion and perpendicular to the corresponding side plate. The elastic portions engage with the lateral sides of the storage device respectively, the fixing portions engage in the fixing holes of the storage device respectively. | 2009-04-23 |
20090103253 | ELECTRONIC DEVICE - An electronic device includes a first module, a second module, and a connecting member. The first module includes a bottom plate having a first slot and a rail corresponding to the first slot. The second module includes a top plate having a second slot and a slide bar overlapping a portion of the second slot. The connecting member passes through the first slot and the second slot and connects the rail and the slide bar. When the first module slides relative to the second module from a first position to a second position in a direction, the connecting member slides along the rail, and when the first module slides relative to the second module from the second position to a third position in the direction, the connecting member forces the slide bar to slide along the second slot. | 2009-04-23 |
20090103254 | HOLDER FOR EXTERNAL KEYPAD FOR PORTABLE ELECTRONIC DEVICE | 2009-04-23 |
20090103255 | IMAGE DISPLAY MODULE - An image display module adapted for displaying an image in an electronic device, includes a bottom cover, a sliding portion movably mounted on the bottom cover, a screen received in the bottom cover, an upper cover fastened and aligned to the bottom cover, and a sensor arranged on the upper cover. An opening is defined in the upper cover for exposing the screen and displaying images captured by the electronic device. The sliding portion can move from a first position to a second position relative to the bottom cover. When the sliding portion is at the first position, the sliding portion is away from the sensor, the opening is partially covered and a part of the screen is exposed for displaying images. When the sliding portion moves to the second position relative to the bottom cover, the sliding portion engages the sensor, and the screen is fully exposed for displaying images. | 2009-04-23 |
20090103256 | ELECTRONIC EQUIPMENT - An electronic equipment includes: a main unit that is provided with a printed circuit board; a display unit that is provided with a display device; a hinge mechanism that is provided with a rotation shaft that connects the display unit to the main unit to be rotatable between a first position where the display unit is opened relative to the main unit and a second position where the display unit is closed relative to the main unit; an urging mechanism that urges the display unit toward the second position at a position between the first position and the second position; and a relaxation mechanism that is provided separately from the urging mechanism and relaxes an urging force applied to the display unit by the urging mechanism. | 2009-04-23 |
20090103257 | COMPACT AND LIGHT COMPUTER CASING STRUCTURE - A protective casing structure of an electronic apparatus capable of keeping the apparatus compact and light is provided. A display-side block includes a display module and a display casing. The display casing is provided with frame edges at a periphery thereof, with projections formed on the frame edges. Grooves engaging with the projections are formed in a system casing. When the display-side block is closed, the projections engage with the grooves to increase rigidity against pressing from the outside in the closed state. The casing structure thereby increases the protective capability of the display module while keeping the apparatus compact and light. | 2009-04-23 |
20090103258 | Shoulder screw and handle drive mounting system - A computer storage enclosure may comprise a mounting chassis and a computer drive apparatus. The mounting chassis may have a plurality of computer drive guides, a plurality of cam pins, and a mounting chassis disengagement ramp. The computer drive apparatus may include a computer drive, a plurality of shoulder screws, and a computer drive handle. The computer drive apparatus may be mounted on the mounting chassis utilizing the shoulder screws guided by the computer drive guides and secured by the computer drive handle, the cam pins, and the shoulder screws. The computer drive apparatus may include a blade drive and be hot-swappable. | 2009-04-23 |