16th week of 2009 patent applcation highlights part 25 |
Patent application number | Title | Published |
20090097123 | Light diffusing articles - A light diffusing article that has, on at least one surface, convergent lens particles or divergent lens particles. | 2009-04-16 |
20090097124 | OPTICAL SYSTEM WITH INTER-LENS BAFFLES - An inter-lens baffles unit for an imaging system is provided. The inter-baffle lens unit comprises at least two lens elements; a plurality of baffles positioned between the two lens elements, wherein the baffles are contoured to fit between the two lenses and to fill a volume between the lenses such that the baffles are parallel to an optical path of an imaging system. | 2009-04-16 |
20090097125 | METHOD OF CONTROLLING REFLECTION FROM A VEHICLE WINDSHIELD - A vehicle glare reduction system is provided, which improves the visual acuity of the vehicle operator in vehicles having a light-colored dashboard. The system includes a dashboard having an upper surface from which dashboard light is reflected; a windshield having an inner and outer surface, the windshield surface configured to reflect the dashboard reflected light; and a polarization layer disposed on the dashboard upper surface, adapted to polarize the dashboard reflected light, wherein the polarized light is not reflected by the windshield inner surface. | 2009-04-16 |
20090097126 | Method of laser marking, laser marking apparatus and method and apparatus for detecting a mark - A method and apparatus for laser marking is disclosed. An interference fringe is formed on a subject to be marked using a laser beam to make a marking. | 2009-04-16 |
20090097127 | Light guide optical device - The invention provides an optical device, including a light-transmitting substrate, optical means for coupling light into the substrate by total internal reflection, and a plurality of partially reflecting surfaces carried by the substrate, characterized in that the partially reflecting surfaces are parallel to each other and are not parallel to any of the edges of the substrate. | 2009-04-16 |
20090097128 | Viewing optical system, and imaging apparatus comprising the same - The invention relates to a viewing optical system for viewing an object image formed on a focusing screen, and an imaging apparatus comprising the same. An image erection optical system comprises a prism having an internal reflective surface. An eyepiece optical system comprises, in order from a screen side to an exit pupil side, a first lens component having negative refracting power wherein its exit pupil-side surface has a paraxial-radius-of-curvature absolute value smaller than that of its screen-side surface, a second lens component in a double-convex shape and a third meniscus lens component in a meniscus shape concave on an exit pupil side. The total number of lens components included in the eyepiece optical system is 3, and the following conditions (1), (2) and (3) are satisfied. | 2009-04-16 |
20090097129 | Optical Article and Process for Producing Optical Article - An optical article includes a plastic substrate, wherein a primer layer and a hard coat layer are formed on a surface of the plastic substrate, and the primer layer is formed from a coating composition containing the following components (A) to (C): (A) a polyurethane resin; (B) metal oxide fine particles; and (C) an organosilicon compound. | 2009-04-16 |
20090097130 | Zoom lens and electronic imaging device having the same - A zoom lens includes a most object-side lens unit remaining fixed on the optical axis when the magnification of the zoom lens is changed and a focusing operation is performed; a most image-side lens unit remaining fixed when the focusing operation is performed; and a plurality of moving lens units lying between the most object-side lens unit and the most image-side lens unit, moved along the optical axis when the magnification is changed. The most object-side lens unit includes, in order from the object side, a negative lens component, a reflective optical component having a reflecting surface for bending the optical path, and a positive lens component. The most image-side lens unit has at least one aspherical surface. An electronic imaging device includes an electronic image sensor located on the image side of the zoom lens. | 2009-04-16 |
20090097131 | ZOOM LENS SYSTEM - A zoom lens system consists, in order from an object side to an image-forming side, of a first negative lens group G | 2009-04-16 |
20090097132 | Three-unit zoom lens and image pickup apparatus equipped with same - A three-unit zoom lens includes, in order from the object side, a negative first lens unit G | 2009-04-16 |
20090097133 | LENS CONTROL APPARATUS - A lens control apparatus for controlling a lens apparatus having an extender is provided. When an operation of storing a shot is performed in a shot box connected to the lens apparatus having an extender, a memory stores data including a position of a zoom lens group at that time, a position of a focus lens group at that time, and a magnification of the extender at that time. When an operation of reproducing the shot is performed, a CPU transmits a control signal for moving the zoom lens group and the focus lens group to positions represented by the shot. In addition, the CPU transmits to the lens apparatus a control signal for setting the magnification of the extender at a value of the magnification thereof represented by the stored shot. | 2009-04-16 |
20090097134 | PROJECTION OPTICAL SYSTEM, EXPOSURE APPARATUS, AND METHOD OF MANUFACTURING DEVICE - This invention is a projection optical system which includes a plurality of lens groups and projects an image of a first object onto a second object. A bottom lens group of the plurality of lens groups which is positioned nearest to the second object is made of an isotropic crystal material having a refractive index of 1.6 or more and has a positive focal length. A curvature radius R (mm) of a surface of the bottom lens group which is located on the first object side and a center thickness d (mm) of the bottom lens group satisfy 3.0>R/d>1.6 and d<60. | 2009-04-16 |
20090097135 | Imaging Lens - The present invention relates to an imaging lens, which can be suitably mounted in small-sized information terminals, such as mobile phones equipped with cameras or Personal Digital Assistants (PDAs). The imaging lens includes an iris, a first lens, a second lens, a third lens, and a fourth lens sequentially arranged in a direction from an object side. The first lens is a positive lens having positive reflective power, the second lens is a negative lens having negative reflective power, the third lens is a positive lens, which has at least one surface formed in an aspherical shape and has positive reflective power, and the fourth lens is a negative lens, which has an image side surface formed in an aspherical shape and an object side surface formed in a spherical shape, and has negative reflective power. | 2009-04-16 |
20090097136 | OPTICAL DEVICE AND IMAGE PICKUP APPARATUS USING THE SAME OPTICAL DEVICE - An optical device including a lens group which generates an optical image on an image pickup area by focusing an image of a photographing object, an optical diaphragm which narrows light flux optically when the optical portion generates the optical image, an ND filter group which is disposed in front of or behind the optical diaphragm and constituted of a plurality of ND filters each having a different light transmittance, and an ND filter adjusting portion which adjusts a positional relation of the ND filter with respect to the optical axis of the optical portion. At least one of the plural ND filters is an oblique ND filter in which the transmittance change line which is a change line of the light transmittance intersects at least two sides constituting the image pickup area obliquely. | 2009-04-16 |
20090097137 | WIDE-ANGLE LENS WITH HIGH RESOLUTION - An exemplary wide-angle lens includes, in this order from the object side to the image side thereof, a first lens having negative refraction of power, a second lens having positive refraction of power, a third lens | 2009-04-16 |
20090097138 | INTERCHANGEABLE LENS BARREL, PROGRAM REWRITING SYSTEM FOR INTERCHANGEABLE LENS BARREL - An interchangeable lens barrel and a program rewriting system, in which a program included in the interchangeable lens barrel is easily changeable, are provided. An interchangeable lens barrel | 2009-04-16 |
20090097139 | OPTICAL DEVICE AND MANUFACTURING METHOD THEREOF - An optical element mounted on a wiring board is sealed by a sealing resin except an optical function region. Wires connecting the wiring board with the optical element are also sealed by the sealing resin. The optical function region is exposed as a bottom surface of a recess whose side surface is formed by the sealing resin. A boundary portion between the side surface of the recess and a top surface portion and a boundary portion between the side surface and bottom surface of the recess have a rounded shape. | 2009-04-16 |
20090097140 | VARIFOCAL OPTICAL DEVICE - A varifocal optical device is provided. The varifocal optical device includes an optical lens, an actuator unit connected with the optical lens and having two areas that are bending-deformed in opposite directions to each other when a voltage is applied thereto, and a supporting unit to support the actuator unit, so that a focus of the optical lens is varied by the bending deformation when the voltage is applied to the actuator unit. Thereby, a driving displacement of the varifocal optical lens can be maximized. | 2009-04-16 |
20090097141 | LENS BARREL - The present invention includes: a taking lens including a lens group; a distance ring that is operated to rotate around the taking lens; an LD roller capable of rotating in conjunction with the rotational operation of the distance ring; a transducer that is in contact with the LD roller and capable of moving around the taking lens relative to the LD roller; and a rotatable frame member that is capable of moving around the taking lens within a predetermined angle range and supports the transducer, upon the distance ring being rotated manually, the rotatable frame member being rotated via the LD roller and the transducer, and upon the transducer being driven by a drive signal, the transducer moving relative to the LD roller, thereby the rotatable frame member being rotated around the taking lens to move a focusing lens in the taking lens to move in an optical axis direction. | 2009-04-16 |
20090097142 | FACETED MIRROR APPARATUS - A faceted mirror apparatus includes a support plate having a plurality of stepped reception bores into which are fitted the base portions of respective ones of a plurality of mirror facets having mirrored surfaces. An outer surface of each of the facets bears on an inner wall to provide a stable alignment of the optical axes of the mirrored surfaces such that the apparatus generates a beam of rays from impinging rays. | 2009-04-16 |
20090097143 | METHOD OF FORMING AND MOUNTING AN ANGLED REFLECTOR - In a method of forming a device so as to include a reflective surface at a specific angle to an incident optical axis, a region of a first major surface of a substrate is exposed to an anisotropic etchant to form a surface having the specific angle with respect to the first major surface, but the etched surface is then used as a mounting surface. That is, rather than anisotropically etching a reflective surface, the etching provides the mounting surface and the second major surface of the substrate functions as the reflective surface when the fabricated device is properly mounted. The substrate may be a <100> silicon wafer having a 9.74 degree off-axis cut. Then, a 45 degree mirror is formed by the process. When the reflector is used in an optical device, the <111> crystalline plane will be generally parallel to the surface of the support. | 2009-04-16 |
20090097144 | FAST STEERING MIRROR - A fast steering mirror that houses all of the electronics needed to operate the mirror in the mirror, more particular, its base assembly. | 2009-04-16 |
20090097145 | DISPLAY FILTER AND DISPLAY MODULE PROVIDED THEREWITH - An embodiment of the invention provides a display filter, in which plural design patterns are independently illuminated and displayed and aesthetics is not lost during turn-off of a source light beam, and a display module provided with the display filter. The display filter includes plural design pattern filters and a blindfold filter. The blindfold filter is disposed on a visibility side opposite a light source, and the blindfold filter transmits source light beams having specific wavelength ranges which are transmitted through the design patterns respectively, and the blindfold filter absorbs light beams having wavelength ranges out of the specific wavelength ranges. Therefore, the blindfold filter is provided, whereby the design pattern can be illuminated and displayed when the light source is lit on, and the design patterns hardly visible to prevent deterioration of the aesthetics compared with a conventional technique when only an outer peripheral light beam exists while the light source is turned off. | 2009-04-16 |
20090097146 | OPTICAL GLASS AND OPTICAL ELEMENT - An optical glass includes, based on a total weight of the optical glass: 15 to 40 weight percent of P | 2009-04-16 |
20090097147 | Plane waves to control critical dimension - The present invention describes an aperture including: an opaque plate; two sliver openings located in the opaque plate, the two sliver openings having rectangular shapes, the two sliver openings being parallel to each other. | 2009-04-16 |
20090097148 | Head test apparatus and head test analysis system - A head test apparatus includes a loading section that installs the head; a head operation section that causes the head installed in the loading section to execute a test access; a test section that examines the head by judging whether a test access signal obtained from the head when the test access is executed satisfies a predetermined reference; a signal output section that obtains the test access signal and outputs the obtained test access signal to an exterior of the head test apparatus; and a reference output section that outputs a reference signal which is used for taking, in the exterior of the head test apparatus, the test access signal that the signal output section outputs in synchronism with an acquisition of the head test access. | 2009-04-16 |
20090097149 | METHOD AND APPARATUS FOR CONTROLLING DATA RATE OF A TAPE DRIVE - A method for controlling data rate of a tape drive is disclosed. The tape drive is connected to a computer system. The tape drive stores data by dividing the data into multiple codeword quads (CQs). A local memory within the tape drive includes drive to iteratively monitor data rate during write operations. If a number of CQ skips exceeds a pre-defined threshold value, the drive code reduces a maximum allowable data rate of the tape drive. | 2009-04-16 |
20090097150 | INTERPOLATED JUST-IN-TIME SEEK TRAJECTORIES - Methods and apparatus of the present invention allow for interpolated Just in Time (iJIT) seek command control of hard drive actuators. | 2009-04-16 |
20090097151 | INFORMATION STORAGE APPARATUS FOR ADJUSTING FLYING HEIGHT OF HEAD - According to an aspect of an embodiment, a storage apparatus has a motor for rotating a medium, a head for writing data into or reading data from the medium, the head having a space control element for changing a flying height of the head over the medium and a controller for controlling the space control element so as to control the flying height of the head and the medium when writing data into or reading data from the medium, for monitoring a value of a driving current flowing through the motor, for detecting an error by comparison of data written into the medium and data read out from the medium, and for changing the flying height of the head by controlling the space control element in accordance with the monitored driving current when an error is detected. | 2009-04-16 |
20090097152 | PATTERNED MEDIA WITH SPACINGS ADJUSTED BY A SKEW FUNCTION - Recording media comprises multiple first and second patterned media islands sequentially placed at different first and second radii along a length of a recording track. A recording head sequentially accesses the first and second islands as the head moves along a length of the recording track. Circumferential spacings between sequential first and second islands along the length of the track vary as a skew function of a track radius. | 2009-04-16 |
20090097153 | READ/WRITE HEAD AZIMUTH DETERMINATION VIA SERVO BAND SIGNAL INFORMATION - The present invention, in particular embodiments, provides methods, apparatuses and systems directed to calculating azimuth of a read/write head via signals transduced from a servo read pattern of a tape. The signals are utilized to calculate azimuth of the read/write head which is displayed on a screen. An operator can then utilize the displayed azimuth information to properly adjust the read/write head azimuth. | 2009-04-16 |
20090097154 | Optimizing storage capacity by smoothly varying track pitch across a disk surface - A method for operating a fixed media hard disk drive using a plurality of disks on each of which the ratio of servo track pitch to data track pitch is smoothly varied across the surface of the disk as data is being written. The method allows the density of data on each disk to be independently varied, the total data capacity of a disk to be independently varied and introduces a degree of flexibility into the process of testing disk formatting. The method includes the use of a smooth and continuous function having a set of adjustable parameters, by whose definition a relationship between the two pitches is established within the data band. The method can also be applied to disks that are divided into radial zones to take advantage of additional properties of data writing and reading within a hard disk drive. | 2009-04-16 |
20090097155 | MAGNETIC MEDIA HAVING A SERVO TRACK WRITTEN WITH A PATTERNED MAGNETIC RECORDING HEAD - A thin film magnetic recording head utilizing a timing based servo pattern is fabricated using a focused ion beam (FIB). The recording head is fabricated by sputtering a magnetically permeable thin film onto a substrate. A gap pattern, preferably a timing based pattern, is defined on the thin film and the FIB cuts a gap through the thin film based on that pattern. Once completed, the recording head is used to write a servo track onto magnetic tape. The timing based servo track then allows for the precise alignment of data read heads based on the positional information obtained by a servo read head which scans the continuously variable servo track. | 2009-04-16 |
20090097156 | MAGNETIC RECORDING DISK AND DISK DRIVE WITH PATTERNED PHASE-TYPE SERVO FIELDS FOR READ/WRITE HEAD POSITIONING - A magnetic recording disk drive uses a disk having pre-patterned servo sectors extending generally radially across the data tracks. The servo sectors include at least two position error signal (PES) bursts or fields. The phases of the PES fields in the servo readback signal are demodulated to generate a PES to control the disk drive actuator for positioning the read/write heads. Each field contains generally radially directed magnetized stripes, with each stripe comprising a plurality of discrete radially-spaced generally parallelogram-shaped islands, each island having its length oriented at an acute angle relative to a track centerline. The stripes have alternating polarity of magnetizations in the along-the-track direction. In one implementation there are four fields: a first pair of fields A and B wherein the pattern of the radial stripes in field A is the mirror image about a radial line of the pattern of the radial stripes in field B, and a second like pair of fields C and D, but wherein the radial stripes in fields C and D are shifted radially from the radial stripes in fields A and B. | 2009-04-16 |
20090097157 | METHOD AND SYSTEM FOR HEAD POSITION CONTROL IN EMBEDDED DISK DRIVE CONTROLLERS - A track follow controller includes a burst selector selecting at least one burst pair based on burst pair selection data. A linear position calculator calculates a primary head position and a secondary head position based on the at least one burst pair, and calculates a head linear position based on the primary head position and the secondary head position. | 2009-04-16 |
20090097158 | PERPENDICULAR MAGNETIC WRITE HEAD WITH DUAL PANCAKE WRITE COILS - A method for manufacturing a magnetic write head for perpendicular magnetic data recording. The method allows an upper write coil to be formed directly on a conformally deposited layer of non-magnetic material such as alumina which has been deposited over a magnetic shaping layer and write pole. The method allows the write coil to be constructed without the need for the deposition of a thick alumina fill layer and subsequent chemical mechanical polishing. This, therefore, avoids the necessity of such a chemical mechanical polishing step. | 2009-04-16 |
20090097159 | PERPENDICULAR MAGNETIC RECORDING HEAD AND MANUFACTURING METHOD THEREFOR - A manufacturing method for a perpendicular magnetic recording head includes the steps of forming a groove in a first nonmagnetic layer, forming a side shield, forming a second nonmagnetic layer, forming a main-magnetic-pole front end portion and forming a main-magnetic-pole yoke portion. The groove extends in a front-rear direction orthogonal to an air bearing surface. The side shield of soft magnetic material, the second nonmagnetic layer and the main-magnetic-pole front end portion of soft magnetic material are formed on an inner wall of the groove. The main-magnetic-pole front end portion is not magnetostatically coupled to the side shield. The main-magnetic-pole yoke portion magnetically is insulated from the side shield and magnetically connected to the main-magnetic-pole front end portion. The main-magnetic-pole yoke portion widens from the main-magnetic-pole front end portion toward a rear side. | 2009-04-16 |
20090097160 | MAGNETIC RECORDING DISK AND DISK DRIVE WITH AMPLITUDE-TYPE SERVO FIELDS HAVING PATTERNED SERVO ISLANDS FOR READ/WRITE HEAD POSITIONING - A magnetic recording disk drive has a disk with pre-patterned nondata servo sectors extending generally radially across the data tracks. The disk may be a patterned-media disk with both pre-patterned data islands and pre-patterned nondata servo sectors. The servo sectors include a synchronization pattern of generally radially directed discrete magnetized marks, and first and second position error signal (PES) fields of generally radially directed discrete magnetized stripes. Each stripe in each of the two fields comprises a plurality of radially spaced discrete servo islands, each island having a radial height of approximately Tp, where Tp is the radial spacing of the track centerlines. In each field, the servo islands in alternating stripes in the along-the-track direction are shifted radially by approximately Tp. In the first PES field, the islands are centered at the midline between two adjacent track centerlines, and in the second PES field the islands are centered at a track centerline. All of the servo islands in the two PES fields have the same magnetization direction. | 2009-04-16 |
20090097161 | HEAD ACTUATOR ASSEMBLY, DISK DEVICE PROVIDED WITH THE SAME, AND MANUFACTURING METHOD FOR HEAD ACTUATOR ASSEMBLY - According to one embodiment, a disk device includes a disk, a drive section which is configured to support and rotate the disk, a head, and a head actuator assembly. The head actuator assembly includes a board unit including a base portion on which an electronic component is mounted, a main flexible printed circuit board which is configured to extend from the base portion and have a connecting end portion attached to the carriage, and a reinforcing plate including a bent portion fixed to the main flexible printed circuit board, and a vibration damper which is configured to include a sheet-shaped viscoelastic material stuck on the bent portion and a sheet-shaped reinforcing material, more rigid than the viscoelastic material and stuck on the viscoelastic material in superposed relation, and suppress vibration of the reinforcing plate. | 2009-04-16 |
20090097162 | Head suspension, load beam, and method of manufacturing load beam - A load beam is capable of securing a required level of positioning accuracy for a slider, a load beam has a body and a dimple, the body is made of a plate having a first surface and a second surface, the dimple has a convex curved surface protruding from the first surface of the body and supports a slider so that the slider is movable in predetermined directions to write and read information to and from a disk in a disk drive, and the load beam includes a mark formed on the second surface of the body, configured to provide positional information about a vertex of the dimple. | 2009-04-16 |
20090097163 | Data storage device - Embodiments of the present invention help to provide a sealed hard disk drive (HDD) with high reliability. According to one embodiment, a HDD is a hermetically sealed HDD. A base has an opening of a through-hole on its bottom; a feedthrough is provided so as to close the opening. A flange of the feedthrough has a larger outline than the opening, and its rim is joined to the base with solder at the solder joint. The solder at the solder joint is mainly composed of Sn and contains 15 atomic percent to 27 atomic percent of indium. This solder reaches the γ phase from −150° C. to 120° C. Accordingly, even if the HDD has been exposed at low temperature for a long time, the solder joint is not broken so that helium gas does not leak. | 2009-04-16 |
20090097164 | Drive with voice coil motor - A drive is provided executing high-speed oscillatory motion. A voice coil motor in a pixel shifter includes a coil of a rectangular shape producing thrust along an axis, a flap fixing the coil, and flat springs giving to the flap an urging force against the thrust. An oscillation axis of the flap is parallel to the axis and located between another axis that is parallel and opposite to the axis and still another axis that is parallel to the axis and passes over a centroid of the coil. This reduces the value of the inertia per unit torque. | 2009-04-16 |
20090097165 | METHOD OF MANUFACTURING MAGNETIC RECORDING MEDIUM, MAGNETIC RECORDING MEDIUM AND SURFACE TREATMENT APPARATUS - The present invention provides a magnetic recording medium having superior startup operation and durability as well as satisfactory surface lubricity. The present invention relates to a method of manufacturing a magnetic recording medium in which at least a magnetic layer, a protective film layer and a lubricant layer are sequentially laminated on a non-magnetic substrate, wherein the lubricant layer is surface treated using a gas activated by plasma generated at a pressure in the vicinity of atmospheric pressure. The present invention also relates to a magnetic recording medium produced according to the aforementioned manufacturing method. | 2009-04-16 |
20090097166 | Magnetoresistive element, magnetic head and magnetic recording/reproducing apparatus - A magnetoresistive element has a first magnetic layer and a second magnetic layer separate from each other, the first magnetic layer and the second magnetic layer each having a magnetization whose direction is substantially pinned, and a non-magnetic conductive layer formed in contact with the first magnetic layer and the second magnetic layer and electrically connecting the first and second magnetic layers, the non-magnetic conductive layer forming a path of spin-polarized electrons from one of the magnetic layer to the other magnetic layer, the non-magnetic conductive layer comprising a portion located between the first magnetic layer and the second magnetic layer, the portion being a sensing area. | 2009-04-16 |
20090097167 | MAGNETIC SENSOR, MAGNETIC FIELD SENSING METHOD, SEMAGNETIC RECORDING HEAD, AND MAGNETIC MEMORY DEVICE - A magnetic sensor includes a magnetoresistance element having a peak of a thermal fluctuation strength of magnetization under a magnetic field having a certain frequency, a frequency filter connected to the magnetoresistance element and having its transmittance decreased or increased in substantially the frequency of the magnetic field to output a signal corresponding substantially to the peak of the thermal fluctuation strength of magnetization, and a detector connected to the frequency filter to detect the magnetic field based on the signal of the frequency filter. | 2009-04-16 |
20090097168 | MAGNETIC THIN FILM, AND MAGNETORESISTANCE EFFECT DEVICE AND MAGNETIC DEVICE USING THE SAME - A magnetic thin film being ferromagnetic and exhibiting large spin polarization at room temperature is provided that comprises a substrate ( | 2009-04-16 |
20090097169 | MAGNETIC SENSOR, MAGNETIC FIELD SENSING METHOD, SEMAGNETIC RECORDING HEAD, AND MAGNETIC MEMORY DEVICE - A magnetic sensor includes a magnetoresistance element having a peak of a thermal fluctuation strength of magnetization under a magnetic field having a certain frequency, a frequency filter connected to the magnetoresistance element and having its transmittance decreased or increased in substantially the frequency of the magnetic field to output a signal corresponding substantially to the peak of the thermal fluctuation strength of magnetization, and a detector connected to the frequency filter to detect the magnetic field based on the signal of the frequency filter. | 2009-04-16 |
20090097170 | FERROMAGNETIC TUNNEL JUNCTION ELEMENT, MAGNETIC RECORDING DEVICE AND MAGNETIC MEMORY DEVICE - A ferromagnetic tunnel junction element is a magnetoresistance effect element wherein an electric resistance varies in accordance with a magnetic field applied. The ferromagnetic tunnel junction element includes a pinned layer wherein at least a part of a magnetization direction is held, and an insulation layer formed on the pinned layer, creating an energy barrier that electrons can flow through by a tunnel effect. A first free layer made of a first ferromagnetic material containing boron atoms, is formed on the insulation layer. In the first free layer, a direction of the magnetization switches under an influence of an external magnetic field. A second free layer made of a first ferromagnetic material containing boron atoms, is formed on the first free layer. The direction of magnetization of the second free layer switches under the influence of the external magnetic field, exchanging and coupling with the first free layer. | 2009-04-16 |
20090097171 | Apparatus and method for operation of an electrical machine - In an apparatus and method for operation of an electrical machine, the electrical machine is connected to an external controller via a switch-off line and is switched off when the external controller identifies a fault in order to prevent an electrical machine from being operated incorrectly. | 2009-04-16 |
20090097172 | Load breaker arrangement - The subject matter of the present invention is a load breaker arrangement ( | 2009-04-16 |
20090097173 | INCOMING CURRENT SUPPRESSION DEVICE - A control unit of an electric power supply system causes, responsive to a closing command signal, a switch corresponding to R phase to be thrown at a timing when a stationary magnetic flux and a residual magnetic flux of R phase are coincident with each other and then subsequently causes other switches corresponding to S phase and T phase to be thrown at a timing which is delayed from a zero point of an alternating voltage of R phase by a predetermined phase angle of 0-30 degrees, such that the difference of the stationary magnetic flux and the residual magnetic flux of each of S phase and T phase is minimum. Therefore, an exciting incoming current which flows into a three-phase transformer at a time of throwing a three-phase breaker provided with interpole capacitors can be suppressed. | 2009-04-16 |
20090097174 | ESD protection circuit for IC with separated power domains - An ESD protection circuit suitable for applying in an integrated circuit with separated power domains is provided. The circuit includes a P-type MOSFET coupled between a first circuit in a first power domain and a second circuit in a second power domain. A source terminal of the P-type MOSFET is coupled to a connection node for connecting the first circuit and the second circuit. A gate terminal of the P-type MOSFET is coupled to a positive power line of the second power domain. A drain terminal of the P-type MOSFET is coupled to a negative power line of the second power domain. A body terminal of the P-type MOSFET is also coupled to the connection node. | 2009-04-16 |
20090097175 | ESD PROTECTION SUBSTRATE AND INTEGRATED CIRCUIT UTILIZING THE SAME - An ESD protection substrate is disclosed. The ESD protection substrate includes a first conductor, a second conductor, a pointed structure, and an ESD protection material. The pointed structure is electrically connected to the first or the second conductor. The ESD protection material is disposed between the first and the second conductors. | 2009-04-16 |
20090097176 | ESD PROTECTION CIRCUIT AND SEMICONDUCTOR DEVICE - This disclosure concerns an ESD protection including logic gates connected between a first power input and a second power input, a second potential of the second power input lower than the first potential of the first power input, wherein in the logic gates, an output of the logic gate at a front stage are connected to an input of the logic gate at a rear stage, if a protection potential between the first and the second potentials is applied to a node connecting the output to the input when the logic gates respond to an ESD surge, a breakthrough current is carried to the logic gates from the first potential toward the second potential, and if the first and the second potentials are applied to the first power input and the second power input, logic values of the logic gates are kept in a constant state. | 2009-04-16 |
20090097177 | Electrostatic protection circuit - An electrostatic protection circuit includes a first impurity region, a second impurity region, a first electrode, a third impurity region, a fourth impurity region, a second electrode, a fifth impurity region, a sixth impurity region, a third electrode, a gate insulating film, and a fourth electrode. | 2009-04-16 |
20090097178 | METHODS AND APPARATUS TO DETECT AND OVER-CURRENT IN SWITCHING CIRCUITS - Methods and apparatus to detect an over-current in switching circuits are described. An example method to detect an over-current in a switching circuit includes randomly selecting a sensor from a plurality of sensors operatively coupled to an output stage of the switching circuit; detecting a first voltage via the randomly selected sensor; and comparing the first voltage to a reference voltage to generate a signal, wherein the signal indicates a status of the output stage of the switching circuit. | 2009-04-16 |
20090097179 | Over current protection method for a power supply and apparatus thereof - An over current protection method for a power supply includes steps as follows. Firstly, an output current value of the power supply is received. Secondly, whether the power supply has an over current status is determined in accordance with the received output current value. Thirdly, if the over current status occurs, the over current status is monitored to check whether the over current status continues for more than a setting period of time. If the over current status continues for more than the setting period of time, the power supply is disabled. On the other hand, if the over current status is eliminated with the setting period of time, a process flow returns to the first step of receiving an output current value of the power supply. | 2009-04-16 |
20090097180 | Backlight control circuit with protecting circuit - An exemplary backlight control circuit includes a load ( | 2009-04-16 |
20090097181 | OVER-VOLTAGE PROTECTION CIRCUIT - A main transistor and a reverse current prevention transistor are provided in series between an input terminal and an output terminal. An input diode is provided between a connection point of the reverse current prevention transistor and the main transistor and a reference voltage terminal in such a direction that the anode becomes the reference voltage terminal side. A control unit controls the gate voltage of the main transistor according to a DC voltage. The reverse current prevention transistor is arranged in such a direction that the anode of its body diode becomes the input terminal side. The reverse current prevention transistor is biased to be turned on in a normal state that the input terminal becomes high potential and the reference voltage terminal becomes low potential. | 2009-04-16 |
20090097182 | Circuitry protection arrangement - A circuit and a method are provided for protecting sensitive circuitry from over voltage and over current during a double fault situation. The circuit may be used in a portable electronic device, and may include an over voltage protection component and an over current protection component. The over voltage protection component may be coupled across power supply inputs of a load of the portable electronic device. The over current protection component is configured in the circuit to provide over current protection to the load of the portable electronic device at least when the over current protection component provides over current protection to the over voltage protection component. | 2009-04-16 |
20090097183 | OVERVOLTAGE PROTECTION - The invention relates to an overvoltage protection comprising a bracket ( | 2009-04-16 |
20090097184 | ELECTROSTATIC CHUCK ASSEMBLY - The present invention generally comprises an electrostatic chuck base, an electrostatic chuck assembly, and a puck for the electrostatic chuck assembly. Precisely etching a substrate within a plasma chamber may be a challenge because the plasma within the chamber may cause the temperature across the substrate to be non-uniform. A temperature gradient may exist across the substrate such that the edge of the substrate is at a different temperature compared to the center of the substrate. When the temperature of the substrate is not uniform, features may not be uniformly etched into the various layers of the structure disposed above the substrate. A dual zone electrostatic chuck assembly may compensate for temperature gradients across a substrate surface. | 2009-04-16 |
20090097185 | Time-based wafer de-chucking from an electrostatic chuck having separate RF bias and DC chucking electrodes - An electrostatic chuck in a reactor chamber has a cathode electrode insulated from ground, a chucking electrode insulated from the cathode electrode and a dielectric layer overlying the chucking electrode that provides a workpiece support surface. A D.C. chucking voltage supply is coupled to the chucking electrode. An RF power generator is coupled to the cathode electrode. A voltage sensing apparatus is coupled to the chucking electrode and to the cathode electrode to monitor the voltage difference between them during discharge after removal of RF and DC power at the conclusion of processing. The reactor includes a controller programmed to raise the lift pins during electrode discharge as soon as the voltage sensing apparatus detects equal voltages simultaneously on the chucking and cathode electrodes. | 2009-04-16 |
20090097186 | DENSITY-CONFORMING VERTICAL PLATE CAPACITORS EXHIBITING ENHANCED CAPACITANCE AND METHODS OF FABRICATING THE SAME - Density-conforming vertical plate capacitors exhibiting enhanced capacitance and methods for fabricating density-conforming vertical plate capacitors exhibiting enhanced capacitance are provided. An embodiment of the density-conforming vertical plate capacitor comprises a first conductive interconnect and a second conductive interconnect. The second conductive interconnect overlies the first conductive interconnect and is substantially aligned with the first conductive interconnect. A via bar electrically couples the first conductive interconnect and the second conductive interconnect. The via bar has a width and a length that is larger than the width and contributes to the capacitance of the vertical plate capacitor. | 2009-04-16 |
20090097187 | MULTI-LAYER CERAMIC CAPACITOR WITH LOW SELF-INDUCTANCE - A Multi-layer Ceramic Capacitor (MLCC) device of a low self-inductance is disclosed. The MLCC device includes a plurality of ceramic sheets arranged in parallel to each other, a plurality of inner metal electrodes, and a plurality of outer electrodes including a pair of positive terminals and a pair of negative terminals. The plurality of inner metal electrodes and the plurality of ceramic sheets are stacked alternately to form a plurality of capacitors. The plurality of outer electrodes is disposed on corners of the plurality of ceramic sheets such that the pair of positive terminals is disposed on adjacent corners of the plurality of ceramic sheets and the pair of negative terminals is disposed on other set of adjacent corners of the plurality of ceramic sheets. An MLCC device having the plurality of outer electrodes disposed on middle portions of the edges of the plurality of ceramic sheets is also disclosed. | 2009-04-16 |
20090097188 | Carbon Surface Modifications - Electrode material typically is made from treated carbons. The number of functional groups residing on the treated carbon is reduced before the treated carbon is integrated into an electrochemical double layer capacitor. In one implementation, the number of functional groups on a given treated carbon is reduced by over 80%. | 2009-04-16 |
20090097189 | LITHIUM ION CAPACITOR - A lithium ion capacitor having high energy density, high output density, high capacity and high safety is provided. | 2009-04-16 |
20090097190 | DEVICE FOR MEASURING GAS OR AIR TEMPERATURE IN A CASING BOX - A device for measuring gas temperature in a casing box having different heat-generating units disposed therein. The device includes a temperature-measuring arrangement disposed substantially in a plane above the different heat-generating units. The temperature-measuring arrangement includes a matrix of uniformly distributed temperature sensors configured to measure a temperature of rising gas. | 2009-04-16 |
20090097191 | PROTECTIVE ENCLOSURE FOR MODEL VEHICLE - The present invention provides for a protective enclosure comprising a base comprising a first continuous mating surface and at least one conveyance aperture, a cover comprising a second continuous mating surface, wherein the second continuous mating surface is configured to form a seal with the first continuous mating surface, and a clamp, wherein at least a portion of the clamp is coupleable to the base, wherein a mouth of the clamp is configured to be offset from the aperture when the clamp is coupled to the base, wherein the clamp comprises a first sealing layer, and wherein the clamp is configured to seal the aperture against contaminants. The protective enclosure may be configured for use in a remotely controllable model vehicle to protect a control module. | 2009-04-16 |
20090097192 | Docking apparatus for portable device - A docking apparatus for a portable device, preferably a portable navigation device, is disclosed. The docking apparatus comprises at least a base and a mounting part which is connected to the base, and is characterized in that the mounting part is pivotally mounted within the base and consists of at least a cover part which in a first position lies substantially flush with the base, said cover portion capable of being pivoted to a second position wherein part of the cover portion extends substantially upwardly from the docking apparatus, said pivotal motion also revealing a fin part attached to the underside of said cover part which in said second position lies substantially flush with said lip. The apparatus is further characterized in that at least one of the part of the cover portion underside and the fin part is provided with one or more cooperating connection features which cooperate with corresponding features provided on the portable device to facilitate the connection of the latter to the former. In a modified aspect, the mounting part is mounted in an intermediate base portion which is in turn mounted in the base, the operation being otherwise identical. In a further aspect, an adapter is also provided which can adapted the electrical connection and mounting features of the portable device to those of the docking apparatus when they are different. | 2009-04-16 |
20090097193 | HANDHELD ELECTRONIC DEVICE - A handheld electronic device including a body, a cover, an engaging assembly, and a releasing member is provided. The cover is disposed on the body and has a hole. The engaging assembly is movably disposed between the body and the cover to engage the cover on the body. The releasing member is disposed on the body and exposed by the hole of the cover. The releasing member is suitable for leaning against the engaging assembly and driving the same from an engaging position to a releasing position so as to release the cover. | 2009-04-16 |
20090097194 | CASE AND TIME RECORDER - An inward deformation of one side wall of a main body is corrected, since a shaft serving as a rotatable shaft of a door is in contact with ribs of a side wall. Additionally, an inward deformation of another side wall of the main body is corrected, since ribs of a side wall of door are in contact with side wall. | 2009-04-16 |
20090097195 | HARD DISK DRIVE WITH VIBRATION ISOLATORS LOCATED AT MOUNTING POINTS - A hard disk drive housing includes cavities where energy absorbing material (e.g., vibration isolators) can be inserted. In one aspect, cavities can be formed within the hard disk drive housing where mounting points are located for mounting the hard disk drive to a chassis. The cavities can be adapted (e.g., threaded) to receive threaded vibration isolators. The vibration isolators can be any size, shape (e.g., annular) and material (e.g., rubber) based on the intended design. | 2009-04-16 |
20090097196 | FIXING APPARATUS FOR HARD DISK DRIVE - An exemplary fixing apparatus is for mounting a hard disk drive (HDD) having a plurality of holes defined in sidewalls and includes a bracket, a pair of shock absorbing members, and a plurality of fixing pins. The bracket includes an end plate, and a pair of side plates extending from two ends of the end plate. The side plates include a pair of latches extending therefrom and detachably locking with each other. The shock absorbing members are attached to insides of the side plates. The fixing pins are attached to the shock absorbing members and engage in the holes of the HDD. | 2009-04-16 |
20090097197 | SIDE PLATE OF HOUSING - A side plate that allows the locations of heat-dissipating holes to be arranged includes a plate, a plurality of sealed sealing blocks and a plurality of air-hole blocks having air holes. The plate is provided with a through hole occupying a considerable area thereof and a plurality of sliding rails that are arranged at intervals to straddle on the through hole. Each of the sealing blocks and each of the air-hole blocks have substantially the same size and the same shape. Two adjacent sliding rails have a predetermined pitch therebetween to accommodate the air-hole blocks or the sealing blocks, whereby the air-hole blocks and the sealing blocks are arranged in array fashion to cover the through hole. | 2009-04-16 |
20090097198 | SUPPORTING FRAME FOR NOTEBOOK COMPUTER - A supporting frame for a notebook computer comprises a seat having a hollow post for screwing with a screw; the seat having two retainers at a rear side of an upper surfaces thereof; each retainer having a shaft; two retaining recesses being formed at a front end of the upper surface of the seat; each retaining recess having a retaining shaft; each retaining shaft being hooked by a hook of a push unit; two positing racks installed at two sides of an upper surface of the seat; an upper side of each positing rack having a plurality of rack recesses; an outer side of each positing rack being installed with a positioning bar; and a supporting plate having two buckling shafts at two front ends thereof; the buckling shafts being buckled to the positing racks so as to retain the supporting plate to the seat. | 2009-04-16 |
20090097199 | PORTABLE ELECTRONIC DEVICE INSTALLED WITH DATA CABLE - A portable electronic device ( | 2009-04-16 |
20090097200 | MODULAR BLADE FOR PROVIDING SCALABLE MECHANICAL, ELECTRICAL AND ENVIRONMENTAL FUNCTIONALITY IN THE ENTERPRISE USING ADVANCEDTCA BOARDS - A standards-based server blade arrangement is provided wherein individual circuit boards may be compliant with a first industry driven or other standard and housed within an enclosure configured such that one aspect of the enclosure provides each circuit board with a scalable, mechanical, electrical and environmental functionality required for that circuit board to comply with the first industry driven or other standard and a second aspect of the enclosure allows the enclosure to comply with a second industry driven or other standard. | 2009-04-16 |
20090097201 | SETTOP BOX (STB) - Settop box (STB) or other housing for use in protecting electronic components. The housing may include an interior portion for protecting the components. The housing may include feet on a bottom and side to facilitate stabilizing the STB in a vertical and horizontal position. The housing may include vents to facilitate air flow to the interior. The vents may be associated with blocking aspects to protect against blocking the vents. | 2009-04-16 |
20090097202 | Systems and Methods for Cleaning Filters of an Electrical Device - In one embodiment, a filter cleaning system and method pertain to, during a filter cleaning operation, reversing a flow direction of an inlet fan associated with a filter of the electrical device, the inlet fan being adapted to force air into a housing of the electrical device during normal operation of the electrical device, and reversing a flow direction of an outlet fan adapted to draw air out from the electrical device housing during normal operation of the electrical device so as to increase pressure within the electrical device housing during the filter cleaning operation, wherein the combined action of the reversed inlet fan and the reversed outlet fan purges particulate matter from the filter. | 2009-04-16 |
20090097203 | SERVO DAMPER CONTROL OF AIRFLOW WITHIN AN ELECTRONICS CHASSIS - Provided is an apparatus and a system. The apparatus, in one embodiment, includes a chassis having one or more slots configured to hold circuit boards and a plenum coupled to the chassis. The apparatus, in this embodiment, further includes a fan assembly coupled to the plenum and configured to provide an airflow therethrough, and servo dampers associated with the one or more slots and configured to allocate a portion of the airflow to associated air paths. | 2009-04-16 |
20090097204 | HORIZONTAL CHASSIS HAVING FRONT TO BACK AIRFLOW - Provided is an apparatus, a system, and a method for operating the same. The apparatus, in one embodiment, includes a chassis having a front configured to accept one or more circuit boards, a back, and first and second sides. The apparatus, in this embodiment, further includes one or more slots located within the chassis, each slot configured to receive one of the circuit boards at an angle with respect to the first and second sides. The slots, in this embodiment, at least partially define a first plenum opening to the front and a second plenum opening to the back. The apparatus additionally includes a fan assembly coupled to one of the first plenum or the second plenum. | 2009-04-16 |
20090097205 | ELECTRONIC EQUIPMENT SYSTEM - In a space of a data center or the like where many disk array apparatuses and electronic equipment systems are arranged, it is an object of the present invention to reduce the energy required for cooling the apparatus itself and cooling the space. In electronic equipment having heat generating elements such as a disk array apparatus or CPU, low-temperature waste heat exhausted from the equipment is heated through a vapor compression cycle once and then recovered as cold water through an absorption refrigeration cycle. In the space of a data center or the like where many disk array apparatuses and electronic equipment systems are arranged, this can reduce the energy required for cooling the apparatus itself and cooling the space, drastically improve the processing speed and reliability of the apparatus/system and realize capacity and speed enhancements. | 2009-04-16 |
20090097206 | LOOP HEAT PIPE AND ELECTRONIC EQUIPMENT - A loop heat pipe includes a vessel having a flow path formed in a looped shape and a working fluid sealed in the vessel, and the vessel includes a first wick provided at least in a opposing area in an evaporation part and a second wick adjacent to the first wick | 2009-04-16 |
20090097207 | Heat Removal From Electronic Modules - An electronics assembly for an underwater well installation, comprises a housing; an electrical module located within the housing; and a resiliently deformable member located between the electrical module and the housing for conducting heat between the electrical module and the housing. | 2009-04-16 |
20090097208 | Electronic Component Module - The invention relates to an electronic component module, comprising at least one first multi-layer circuit board module ( | 2009-04-16 |
20090097209 | DRIVER MODULE STRUCTURE - A driver module structure includes a flexible circuit board ( | 2009-04-16 |
20090097210 | Case for an Information Handling System - A case for an information handling system, the case comprising a front bezel, a side panel, a lock mounted in the front bezel and operable to restrict removal of the front bezel from the case, a latch mounted within the case operable to restrict removal of the side panel from the case, and a link connecting the lock and the latch such that operation of the lock to restrict removal of the front bezel from the case also restricts removal of the side panel from the case. | 2009-04-16 |
20090097211 | CIRCUIT MODULE AND CIRCUIT BOARD ASSEMBLY HAVING SIP CONNECTOR - A circuit module to be mounted on a system board having multiple through holes is disclosed. The circuit module includes a circuit board, multiple SIP connectors and multiple sheathing elements. Each of the SIP connectors includes a connecting part disposed at a first end thereof and fixed on the circuit board and an insertion part disposed at a second end thereof. Each of the sheathing elements includes a plurality of clamping arms and a receiving portion. The receiving portion is defined by the clamping arms for receiving the insertion part of a corresponding SIP connector. The insertion part is clamped by the clamping arms such that the sheathing element is fixed on the SIP connector. The sheathing element is sustained against a surface of the system board after the insertion part is inserted into a corresponding through hole of the system board, so that the support area between the SIP connector and the system board is increased. | 2009-04-16 |
20090097212 | Optimization of connector density and identification carrier for high density front plates - A high connector density printed circuit board, and high connector density device containing the same, including one or more of the following: a face plate; a plurality of connector ports in the face plate; a tab integral with the face plate label and bent to extend away from the face plate; information printed on the tab; the tab forming a plane at an angle of ninety degrees with respect to the face plate; the tab fabricated from a material having a combination of a thickness and a stiffness minimally able to resist a deformation resulting from a force of gravity; a second tab that is integral with the face plate and bent to extend away from the face plate; and the tabs do not infringe on an adjacent space occupied by another high connector density printed circuit board. | 2009-04-16 |
20090097213 | Daisy chain optical interconnect - A daisy-chain optical interconnection technique provides connectivity among a plurality of circuit boards. A plurality of optical cables is connected between pairs of the circuit boards to form a ring. Optical connection matrices disposed on each circuit board accept the ends of the optical cables. The optical connection matrices include optical vias to connect selected ones of the optical paths between ends of the optical cables. Unselected ones of the optical paths are coupled to optical transmitters and optical receivers on each board. | 2009-04-16 |
20090097214 | Electronic chip embedded circuit board and method of manufacturing the same - Provided is a method of manufacturing a device-embedded circuit board. The method includes: preparing a first substrate with a first pattern portion comprising a conductive material; coupling, for example, an electronic chip to the first substrate; preparing a second substrate with a first through hole corresponding to a part of the first pattern portion, a housing portion for housing the electronic chip, and a first connection portion comprising a conductive material formed in the first through hole; preparing a third substrate with a second through hole corresponding to the first through hole and a second connection portion comprising a conductive material formed in the second through hole; aligning and coupling the first, second and third substrates so that the first pattern portion, the first connection portion and the second connection portion are electrically connected. | 2009-04-16 |
20090097215 | UV-EPOXY AND ULTRASONIC CASE ASSEMBLY METHODS FOR USB FLASH DRIVE - The present invention discloses UV-epoxy and ultrasonic case assembly methods for a USB flash drive, wherein a transparent or translucent top cover is fastened to a bottom cover containing a printed circuit board assembly via an UV-cure epoxy glue or an ultrasonic weld method. As the top cover of the USB flash drive is transparent or translucent, the USB flash drive has a see-through property and presents an aesthetic taste, which can attract the attention of consumers. Further, the method of the present invention uses less case parts and fewer steps and thus can fabricate a USB flash drive having a lower cost and a better quality at a higher throughput. Furthermore, the USB flash drive fabricated according to the method of the present invention has a better moisture resistance and a better water resistance. | 2009-04-16 |
20090097216 | RETENTION DEVICE - A retention device is applied in an electronic device that has a case and a circuit board. The circuit board may shifts along a integrate direction or a release direction. The retention device includes a fastener, a latching member, and a releasing member. The fastener is movably disposed on the case and has a stopping portion. The latching member is disposed on one side of the circuit board. The releasing member is movably disposed on the case and is located on one side of the fastener, and pushes the fastener to shift. The latching member shifts along the integrate direction with the circuit board, pushes the fastener to shift, and is blocked by the stopped portion. When the fastener is pushed by the releasing member to shift, the latching member is separated along the release direction, such that the circuit board is fixed on or detached from the case. | 2009-04-16 |
20090097217 | STRUCTURE OF ELECTRONIC CONNECTOR - A structure of an electronic connector that can be plugged by inserting from top-to-down direction is disclosed. The electronic connector has a connector case and a Seat connector. The connector case has a plurality of terminal holes for receiving terminals, and a recession is formed at the center of the connector case. A buckle is formed underneath the recession, and has a protrusion hook. The seat connector case has a plurality of terminal holes for receiving terminals, and buckling troughs corresponding to the buckles on the connector case, and the buckling troughs have a buckling plate extending there-from. | 2009-04-16 |
20090097218 | Capacitor-embedded printed wiring board and method of manufacturing the same - There is provided a capacitor-embedded printed wiring board incorporating therein a capacitor having stabilized electrical characteristics. The capacitor-embedded printed wiring board includes: a capacitor having a first electrode | 2009-04-16 |
20090097219 | MAGNETIC AND DIELECTRIC COMPOSITE ELECTRONIC DEVICE - There is a provided a magnetic and dielectric composite electronic device, comprising: a first region with a plurality of magnetic material sheets being layered; a second region with a plurality of dielectric material sheets being layered; and a third region as a middle layer interposed between the first region and the second region, including a Zn—Ti based material to prevent diffusion of the materials during co-firing of the first region and the second region, and the first region, the second region and the third region are integrally formed in a single body. In accordance with the present invention, the low pass filter including the function of the varistor is realized to obtain the EMI function and the ESD control effect. Furthermore, the one chip electronic device having the composite functions is manufactured by a simple process, and the interdiffusion between the different materials forming the magnetic and the dielectric parts is prevented to secure the durability and electrical characteristics of the product. | 2009-04-16 |
20090097220 | Printed circuit board - A printed circuit board is disclosed. The printed circuit board, which has at least one pad on which a solder ball is to be placed, includes a solder resist that covers a surface of the printed circuit board, an opening part that exposes the pad and supports the solder ball, and an extended portion formed in a perimeter of the opening part that allows an underfill to flow in between the printed circuit board and the solder ball. With this printed circuit board, the underfill can be filled in more readily between the printed circuit board and the solder balls, when mounting a component on the printed circuit board. | 2009-04-16 |
20090097221 | Enhanced cigarette lighter adapter - A cigarette lighter adapter (CLA) is disclosed comprising a body and a barrel portion extending therefrom, said barrel portion including a first and second contacts respectively connectable within a vehicle cigarette lighter to be powered therefrom, said CLA being additionally provided with at least one primary electronic circuit within the body thereof, connected directly or indirectly to said contacts, and an output to which a power signal is capable of being delivered. The CLA is characterized in that it includes an antenna component in electrical communication with said primary electronic circuit, the latter delivering at least one of the antenna signal, a electronically processed version thereof, or data derived from the electronic processing thereof, to said output in conjunction with said power signal, the source of which is derived from said contacts or from an alternative power source provided within the body of said CLA, such as an on-board rechargeable battery, said power signal source further providing power to said primary electronic circuit to enable operation thereof. Further features include the provision of one or more secondary electronic circuits within the CLA to provide power management, regulation, control, switching, and/or battery re-charging functions, and the segregation of the primary and secondary electric circuits so as to ensure effective heat dissipation. Most preferably, the CLA is provided with vents adjacent which at least one of the secondary electronic circuits is provided. | 2009-04-16 |
20090097222 | Electrical Subassembly Comprising a Protective Sheathing - The present invention relates to an electrical assembly ( | 2009-04-16 |