26th week of 2014 patent applcation highlights part 35 |
Patent application number | Title | Published |
20140177200 | STRUCTURE OF HEADLIGHT COWL - A structure for a headlight cowl for reducing the difference in steering feeling between the starting of a pivotal motion and a succeeding pivotal motion when the handlebar is pivoted so that the driver is less likely to have an uncomfortable feeling. The structure of a headlight cowl includes a steering apparatus supported for pivotal motion on a head pipe at a front end of a vehicle body frame and operable to turn a front wheel in accordance with a steering operation by a driver. A headlight cowl includes left and right side faces for covering the left side and the right side of a headlight provided on a front face of an upper portion of the steering apparatus and for guiding a flow of air to flow rearwardly. The headlight cowl includes projections that individually project outwardly in a vehicle widthwise direction from the left and right side faces. | 2014-06-26 |
20140177201 | ILLUMINATION APPARATUS USING LASER DIODE AS LIGHT SOURCE - An illumination apparatus includes a laser diode and an encapsulation layer located at one side of the laser diode. A plurality of fluorescent powders is mixed in the encapsulation layer. A reflecting layer is provided. Light generated by a mixture of light generated by the laser diode and light generated by the fluorescent powders by excitation of the light generated by the laser diode has a part radiating out of the encapsulation layer after it is reflected by the reflecting layer. | 2014-06-26 |
20140177202 | ILLUMINATION DEVICE HAVING LASER SOURCE - An illumination device includes a laser source, a splitter, a fluorescent member, and a reflector group. The laser source emits laser beams. The splitter divides the laser beams into three parts. The fluorescent member includes phosphor. The reflector group reflects the three parts of the laser beams to the fluorescent member from different directions to excite the phosphor in the fluorescent member. | 2014-06-26 |
20140177203 | LIGHT EMITTING DIODE (LED) LAMP REPLACEMENT SAFETY SWITCH FOR LINEAR FLUORESCENT LAMPS - Provided is a system for replacing a fluorescent lamp with a light emitting diode (LED) into a conventional fluorescent lighting fixture without modifications. The lighting assembly includes an LED unit having a first end and a second end. The lighting assembly also includes a safety locking device positioned on at least one of the first end and the second end of the LED unit and coupled to a lighting fixture. The safety locking device comprises a safety switch defining an unarmed state and an armed state. To prevent a risk of shock, the safety switch is changed from the unarmed state to the armed state upon manual activation of the safety switch after the LED unit is moved into a locked position. The armed state enables an electrical communication between the two ends of the LED unit to activate the LED unit. | 2014-06-26 |
20140177204 | CONCEALED VACUUM AIR FLOW REFLECTOR LIGHT FIXTURE - The invention is a grow light with reflectors that serve to conceal a vacuum air flow system. The air flow system does not interfere with the reflectors, which enables the reflectors to more efficiently reflect light to the plants being grown. The bulb within the grow light may be configured in many different manners, including horizontally, vertically, and diagonally. The grow light may or may not be connected to an air movement system. | 2014-06-26 |
20140177205 | ELECTRONIC INCENSE AND ELECTRONIC INCENSE CENSER HAVIGN THE SAME - An electronic incense includes a hollow tube, a laser light source arranged at a light incident end of the hollow tube, and a light outputting portion arranged at a light output end of the hollow tube. The light emitting portion contacts and covers the light output end of the hollow tube for diverging light from the laser light source. The light generated by the laser light source moves directly through a void in the hollow tube to reach the light outputting portion without a guidance of a light guiding medium, for example, an optical fiber in the hollow tube. An electronic incense including a plurality of electronic incenses which share light from a single laser light source is also provided. | 2014-06-26 |
20140177206 | LIGHT EMITTING DIODE LIGHT BAR FOR USE IN A BACKLIGHT MODULE - An LED (light emitting diode) light bar is for use as a light source of a backlight module of an LCD (liquid crystal display). The LED light bar includes a printed circuit board having a circuit therein, a plurality of LED chips located on the printed circuit board and an encapsulation layer sealing the plurality of LED chips. The printed circuit board includes a top surface and a bottom surface opposite to the top surface. The plurality of LED chips are electrically connected to the circuit of the printed circuit board. A middle of the top surface of the printed circuit board is depressed inwardly to define a groove, and the plurality of LED chips are received in the groove. | 2014-06-26 |
20140177207 | BACKLIGHT MODULE - An exemplary backlight module includes a substrate, a lighting chip mounted on the substrate and a light diffusion board located above the lighting chip. The light diffusion board includes a main body and a diffusion-enhancing portion arranged in the main body. The diffusion-enhancing portion has higher light diffusibility than that of other portion in the main body. The lighting chip is aligned with the diffusion-enhancing portion. The diffusion-enhancing portion has a light diffusibility which is gradually decreased from a center of the diffusion-enhancing portion toward a periphery of the diffusion-enhancing portion. | 2014-06-26 |
20140177208 | LENS AND BACKLIGHT MODULE HAVING THE LENS - A lens includes an incident surface and a light output surface. A plurality of light diverging portions is arranged on the light output surface and around a center of the light output surface. The light diverging portions each are a ring and are spaced from each other. An inner light diverging portion has a refraction angle larger than that of an outer light diverging portion. Light emitted into the lens from the incident surface is diffused by the light output surface and the light diverging portions to radiate out of the lens. A cross section of each light diverging portion has a shape of a triangle. The present disclosure also relates a backlight module using the lens. | 2014-06-26 |
20140177209 | Linkable Linear Light Emitting Diode System - A linkable linear light emitting diode (LED) system provides apparatus and method for mechanically, optically, and electrically linking multiple LED modules disposed over a wide and separated area of a ceiling system. Openings can be cut in ceiling tiles of a drop ceiling system and the LED lighting modules are coupled to the tile through the opening, with the tile being sandwiched between different portions of the module. A remote driver system is placed within the drop ceiling above the tiles and provide multiple connectors for powering a multitude of lighting modules. Certain of the LED lighting modules include both input and output connectors for both receiving power or data and providing power or data to other modules. In this manner, some of the modules act as master LED lighting modules and those receiving power and/or data therefrom are act as slave modules. | 2014-06-26 |
20140177210 | Battery Powered Light With Alignment Mechanism - A portable lamp is provided that is powered by a plurality of batteries. The lamp includes a housing having a battery compartment with a removable closure. The closure includes a plurality of electrically conductive contacts configured to contact batteries in the battery compartment. The battery compartment and the closure comprise mating alignment elements adapted to align the contacts on the closure with batteries in the battery compartment. The alignment element on the closure is configured to move relative to the closure when the closure is twisted relative to the battery compartment to connect the closure to the housing. The lamp also incorporates a valve that may be integrally formed with a sleeve on the housing. | 2014-06-26 |
20140177211 | SOLAR-POWERED LIGHTS - A solar lighting system is disclosed. In one aspect, A solar lighting apparatus may include a controlling portion, having a first conjugating surface, a button with a plurality of lights, and electrodes hidden in the controlling portion; and an energy collecting portion, having a second conjugating surface, a solar panel to absorb sunlight, and corresponding receiving holes to receive the electrodes of the controlling portion, wherein a magnetic force is generated between the controlling portion and the energy collecting portion to tightly bind these two portions, and the electrodes are attracted out from the controlling portion by said magnetic force to plug into the receiving holes to form an energy conversion circuit to convert solar energy collected by the solar panel to other forms of energy. | 2014-06-26 |
20140177212 | ELECTRONIC LIGHTING DEVICE AND METHOD FOR MANUFACTURING SAME - An electronic lighting device may comprise an enclosure, a light-emitting element, a flame sheet and a swing mechanism. The flame sheet is movably supported or suspended on the enclosure, and may comprise an upper sheet which is of a flame-like shape. The upper sheet is configured to be exposed above the top of the enclosure. Light from the light-emitting element intersects with the surface of the upper sheet so that the light projects onto the surface of the upper sheet. The swing mechanism is disposed beneath the flame sheet and can apply a force on the flame sheet to actuate the flame sheet to sway or swing. By the present application, a visual experience of true fire can be achieved and an interestedness and appreciation can be improved. A method for manufacturing the same is disclosed. | 2014-06-26 |
20140177213 | Electric Torch - An electric torch includes an enclosure for housing at least two battery units, a head portion, a front connecting unit secured to a front end of the enclosure, and a rear connecting unit secured to a rear end of the enclosure opposite to the front end. The front connecting unit and the rear connecting unit are electrically connected to opposite terminals of the at least two battery units, to connect the at least two battery unit in serial or parallel, or in combination of serial and parallel connection to act as the power supply of the electric torch. The power supply includes a first electrode and a second electrode with the polarity thereof reverse to the polarity of the first electrode. | 2014-06-26 |
20140177214 | ELONGATED LED LUMINAIRE AND ASSOCIATED METHODS - A fluorescent tube retrofit luminaire includes a lamp, a light guide, and a heat dissipating frame. The lamp may include a bi-pin base, middle structure, and outer structure, which may include a light-emitting diode (LED)-based light source in thermal communication with a finned heat sink section of the middle structure. Light emitted from the light source may be distributed generally along the length and/or width of the light guide. A bi-pin connector in the light guide may attach the luminaire to a first fluorescent socket. The bi-pin base may be received by a mounting aperture in the light guide before anchoring the luminaire to a second fluorescent socket using a pin-lock. The heat dissipating frame may be in thermal communication with both the light guide and the heat sink section of the lamp. | 2014-06-26 |
20140177215 | Lighting System - Alighting system includes: a light-discharging portion configured to irradiate a space with light from a duct configured to propagate outside light; a light-diffusing portion disposed so as to cover the light-discharging portion and configured to diffuse light entering an incident surface and going out from a light-emitting surface facing the space; and a light source unit including a light source configured to emit light directed toward the incident surface of the light-diffusing portion. Accordingly, light emission of the light-emitting surface is controlled irrespective of the condition of the outside light and hence desired illumination is realized. | 2014-06-26 |
20140177216 | LIGHT EMITTING DEVICE AND METHOD FOR MIXING LIGHT THEREOF - An exemplary light emitting device includes a blue-green light source and a orange-red light source. The blue-green light source emits blue-green light and the orange-red light source emits orange-red light when they are activated. The blue-green light and the orange-red light are mixed together to obtain white light. | 2014-06-26 |
20140177217 | LED ILLUMINATION DEVICE AND LED LIGHT-EMISSION MODULE - An illumination device and a light-emission module suppressing a change in color temperature when light emitted from a light-emission unit passes through an optical member. The illumination device has a lighting apparatus that includes: a first light-emission part emitting light of a daylight color temperature; a second light-emission part emitting light of an incandescent lamp color temperature; and the optical member, which is disposed on an optical path of the light emitted from the light-emission parts. A correlated color temperature of the light emitted from the second light-emission part is set to 2238 K. Due to this, in a spectrum of the light emitted from the second light-emission part, a maximum intensity within a wavelength range from 400 nm to 500 nm is no greater than one-tenth of a maximum intensity within a wavelength range from 300 nm to 800 nm. | 2014-06-26 |
20140177218 | Luminaire emitting light of different colours - The disclosed embodiments relate to a luminaire ( | 2014-06-26 |
20140177219 | Low Profile Light Fixture - An ingress protected light-emitting diode (LED) fixture for outdoor and/or indoor use. In one example, a housing includes an acutely angled flange, and a plurality of LEDs fixed to an inside of the acutely angled flange. The LEDs are fixed to the acutely angled flange via a thermal interface to dissipate heat from the LEDs to the housing. An optical reflector is arranged in the housing to reflect light emitted by the LEDs. The optical reflector being customizable and having a shape specific to an application of the LED fixture. The LED fixture maintains a thin profile, making the LED fixture less susceptible to becoming accidently or intentionally damaged when mounted on low ceilings. | 2014-06-26 |
20140177220 | LIGHT EMITTING DEVICE AND MANUFACTURING METHOD THEREOF - A light-emitting device includes a first substrate having a through-hole, a plurality of first light-emitting elements that are arranged on the first substrate, a second substrate that is attached to the first substrate to cover the through-hole of the first substrate, and a second light-emitting element arranged on the second substrate, and electrically connected to wiring of the first substrate. | 2014-06-26 |
20140177221 | Lighting Device and Associated Method - A lighting device comprising light radiation sources ( | 2014-06-26 |
20140177222 | SEMICONDUCTOR PHOTONIC PACKAGE - A method for assembling a semiconductor photonic package device includes bonding a portion of a first surface of a semiconductor die portion to a portion of a carrier portion, bonding a single mode optical ferrule portion to a portion of the first surface of the semiconductor die portion, and disposing a cover plate assembly in contact with the optical ferrule portion and the carrier portion. | 2014-06-26 |
20140177223 | LIGHT EMITTING MODULE AND LIGHT SOURCE DEVICE - A light emitting module is a light emitting module including a substrate, a first area in which LED chips are mainly arranged and mounted in a longitudinal direction of the substrate in an area on one side of the longitudinal direction, a second area in which non-light emitting components are mainly mounted in an area on another side of the longitudinal direction of the substrate and a notch portion which is between the first area and the second area and formed on the substrate. The non-light emitting components are mountable across the notch portion between the first area and the second area. Further, the substrate is separable into the first area and the second area by the notch portion. Furthermore, the first area after separation is formed to be connectable consecutively with another light emitting module in the longitudinal direction. | 2014-06-26 |
20140177224 | SOLID-STATE LIGHTING HAVING AN AIR PASSAGE - A solid-state lighting having an air passage includes a light base, a main body, a collar, a first solid-state lighting module, at least one air passage, and a driving module. The main body has a first end and a second end. The collar is arranged between the light base and the first end of the main body and defines an air flow region air communicable to the atmosphere. The first solid-state lighting module is disposed on a portion of the main body other than the first end. The air passage defines a first opening and second opening thereon for air communication between the solid-state lighting and the atmosphere. The first opening is aligned with the first end. The second opening is arranged correspondingly to be in air communication with the first end. The driving module is arranged in the air passage between the first and the second openings. | 2014-06-26 |
20140177225 | NOVEL LED LAMP - A novel LED lamp is provided, comprising a fixed plate. The front side of the fixed plate is equipped with an LED lamp and a light-transmitting shade covering the LED lamp, while the back side of the fixed plate is equipped with a lampshade and a radiator; the lampshade is provided with an electric cavity; a driver connected with the LED lamp through a wire is arranged in the electric cavity; the electric cavity is provided with an electric cover plate; and the electric cover plate is provided with a light-operated switch. The utility model provides high illumination and is difficult to damage. | 2014-06-26 |
20140177226 | LED Lighting Apparatus with Facilitated Heat Transfer and Fluid Seal - LED lighting apparatus including (a) a circuit board which has a plurality of light sources spaced thereon, (b) a heat sink to which the circuit board is thermally coupled, and (c) a securement structure which includes a rigid peripheral structure applying force along a peripheral area of the circuit board toward the heat sink to increase the thermal coupling therebetween to facilitate heat transfer from the light sources during operation. The lighting apparatus may also include an optical member with a plurality of lens portions over corresponding light sources and a peripheral region, the securement structure engaging the peripheral region which sandwiches a gasket against the heat sink. The apparatus may use manipulation involving surface convexity, such as bowing, thereby allowing the securement structure to further facilitate surface-to-surface thermal coupling between the circuit board and the heat sink. | 2014-06-26 |
20140177227 | SPHERICAL LAMP WITH EASY HEAT DISSIPATION - A spherical lamp with easy heat dissipation comprises: a lower substrate and an upper substrate, in each of which a plurality of LEDs are embedded; a substrate support portion having a plate shape, to which the lower and upper substrates are coupled and fixed to lower and upper portions thereof, respectively; lower and upper covers, which are fixed to lower and upper portions of the substrate support portion, respectively, and each of which has a semi-spherical shape; a support portion, which is connected to an upper center portion of the substrate support portion and is exposed to the exterior through a center portion of the upper cover; and a heat dissipation plate which is formed on a rear surface of the heat dissipation plate and provided with a coupling portion into which an end of the support portion is inserted and fixed. | 2014-06-26 |
20140177228 | LED LUMINAIRE - An LED luminaire includes a thermal management system and features minimal glare while allowing for use of traditional luminaire housing. The luminaire of the depicted embodiments comprises a luminaire housing, an LED light module, an LED driver, a diffuser, and reflectors. The LED light module comprises at least one LED array, a primary thermal interface, and a secondary thermal interface. These thermal interfaces, particularly when used in conjunction with a conductive housing, allow for optimal thermal management by utilizing both natural convection and conduction to remove the heat from inside the luminaire into the surrounding air. Additionally, in certain embodiments, the position of the LED arrays within the housing in combination with the reflector design creates an optical path resulting in an indirect light source that minimizes glare, while providing a uniform distribution of light, unlike traditional LED luminaires. | 2014-06-26 |
20140177229 | OPTICAL LENS AND LIGHTING DEVICE HAVING SAME - An optical lens for increasing viewing angle of light from a light emitting diode includes a bottom surface, a reflective surface, and a side surface connected between the bottom surface and the reflective surface. The light emitting diode is received in the bottom surface. The reflective surface defines a cone-shaped recess and is concaved from a top of the optical lens towards the bottom surface. A vertex angle of the cone-shaped recess defined by the reflective surface is less than or equal to | 2014-06-26 |
20140177230 | LIGHTING APPARATUS HAVING NESTED REFLECTORS - A lighting apparatus includes a nested reflector. The nested reflector receives a light output from a light source and directs the light output. | 2014-06-26 |
20140177231 | LIGHTING DEVICE - The present invention relates to a lighting device. Light flux controlling member | 2014-06-26 |
20140177232 | LED MODULE AND METHOD FOR MANUFACTURING THE SAME - An LED module includes an LED unit having an LED chip, a lens covering the LED chip, and a diffusing film. The lens includes a light-incident face facing the LED chip, a light-emitting face opposite to the light-incident face, and a connecting face connecting the light-incident face to the light-emitting face. The diffusing film has a plurality of macromolecule diffusing particles mixed therein, and is coated on the light-emitting face of the lens. | 2014-06-26 |
20140177233 | LENS HAVING POSITIONING STRUCTURE FOR ACCURATELY MOUNTING THE LENS OVER A LIGHT SOURCE MODULE - An exemplary lens for regulating light of an LED includes a light guiding portion and a latching portion extending downwardly from the light guiding portion. The light guiding portion includes a top surface and a bottom surface opposite to the top surface. A center of the bottom surface is depressed toward the top surface to form an optical concave. The latching portion is formed at the bottom surface and located around the optical concave surface. The latching portion defines an engaging hole to fittingly receive the LED therein. A light source module having the lens is also provided. | 2014-06-26 |
20140177234 | LENS AND LIGHT SOURCE MODULE INCORPORATING THE SAME - A lens includes a light incident face, a light exit face opposite to the light incident face and a plurality of micro dot patterns formed on the light exit face. The light incident face is a concave face and the light exit face is a convex face. The plurality of micro dot patterns are positioned at a central portion of the light exit face. A light source module incorporating the lens is also provided. The light source module includes a light emitting diode emitting light into the lens through the light incident face. The micro dot patterns direct the light from the light emitting diode and through the central portion of the light exit face toward a peripherial side of the lens. | 2014-06-26 |
20140177235 | OPTICAL LENS AND LIGHTING DEVICE HAVING THE SAME - An optical lens includes a light incident surface, a light emitting surface, and a side surface between the light incident surface and the light emitting surface. The light emitting surface is a convex and curved surface opposite to the light incident surface. The light incident surface defines a receiving chamber. The receiving chamber is cone-shaped and concave in a direction from the light incident surface toward the light emitting surface. The side surface has a rugged structure and is a frosted surface to diffuse light therethrough. A lighting device having the optical lens is also provided. | 2014-06-26 |
20140177236 | ILLUMINATION APPARATUS - An illumination apparatus including a lamp housing, a light source and a glare restraining unit is provided. The lamp housing has a light exit opening. The light source is disposed according to the light exit opening. The glare restraining unit includes a substrate and a plurality of cone microstructures disposed on the substrate. After passing the glare restraining unit, the light converges. | 2014-06-26 |
20140177237 | SYSTEMS AND METHODS FOR NARROWING A WAVELENGTH EMISSION OF LIGHT - The present invention generally relates to methods and systems for narrowing a wavelength emission of light. In certain aspects, methods of the invention involve transmitting light through a filter and passing a portion of the filtered light through a gain chip assembly at least two times before that portion of light passes again through the filter. | 2014-06-26 |
20140177238 | SEALED ELECTRICAL DEVICE WITH COOLING SYSTEM AND ASSOCIATED METHODS - An electrical device and method are presented, the device having an enclosure defining an interior volume sealed from the environment and an electronic lighting apparatus, which may include a heat generating element such as a light source, a heat sink, and a fluid flow generator. The heat sink may be positioned partially within the sealed interior volume and adjacent the heat generating element and transfer heat therefrom. The fluid flow generator may create a flow of fluid to transport heat away from the heat sink and to the enclosure. The electronic lighting apparatus may be carried by the enclosure and partially disposed within the interior volume of the enclosure. The electrical device may further include an optic carried by the enclosure that may cooperate with the enclosure to define the sealed interior volume. | 2014-06-26 |
20140177239 | FLASHLIGHT HOLDER WITH LANYARD - A flashlight holder maintains a mounted flashlight's light beam projection in the general sight line for both walking and/or doing a project that requires the use of both hands. The flashlight holder includes a base having a holding cylinder with an axis angled from the base such that when the flashlight is inserted in the holding cylinder, the flashlight is angled relative to the user's body to provide a light projection in front of the user. The base can be attached to an adjustable lanyard for the user to wear around their neck. One of more adjustment screws can be provided to secure the flashlight in the holding cylinder. | 2014-06-26 |
20140177240 | LIGHTING DEVICE AND LIGHT-EMITTING MODULE - A lighting device pertaining to one aspect of the present invention includes a mount, a light-emitting module, and a substrate holder. The light-emitting module is mounted on a main surface of the mount, and the substrate holder covers a portion of the light-emitting module and is connected with the mount. The light-emitting module includes a substrate, a plurality of light-emitting elements, a sealant and a padding. The padding is provided on a first main surface of the substrate. The light-emitting module is mounted on the main surface of the mount such that a second main surface of the substrate comes into contact with the main surface of the mount, and the light-emitting module is fixed to the mount by pressure applied from the substrate holder via the padding brought into contact with the substrate holder. The padding is made of a same material as the sealant. | 2014-06-26 |
20140177241 | GLASS CERAMIC BODY, SUBSTRATE FOR MOUNTING LIGHT-EMITTING ELEMENT, AND LIGHT EMITTING DEVICE - To provide a glass ceramic body wherein the deterioration of the reflectance due to black coloration is suppressed, and the unevenness of the firing shrinkage is suppressed. | 2014-06-26 |
20140177242 | Substrate for Optical Device - The present invention relates to a substrate for an optical device, which is configured to connect an optical element substrate and an electrode substrate in a fitting manner, and simultaneously, to form one or more bridge pads which are insulated from the optical element substrate by a horizontal insulating layer, on the optical element substrate. The substrate for an optical device according to a first aspect of the present invention comprises: an optical element substrate which is made of a metal plate and contains a plurality of optical elements therein; a pair of electrode substrates which are made of an insulating material to form a conductive layer on at least a portion of the upper surface thereof, are connected to both side surfaces of the optical element substrate, respectively, and are wire-bonded to the electrodes of the optical elements; and a fitting means which is formed on the side surfaces of the electrode substrate and the optical element substrate to fit the optical element substrate and the electrode substrate. The substrate for an optical device according to a second aspect of the present invention comprises: an optical element substrate which is made of a metal plate and contains a plurality of optical elements therein; a pair of electrode substrates which are made of a metal material to be connected to both side surfaces of the optical element substrate, respectively, and are wire-bonded to the electrodes of the optical elements; a fitting means which is formed on the side surfaces of the electrode substrate and the optical element substrate to fit the optical element substrate and the electrode substrate; and a fitting-type vertical insulating layer which is interposed between the optical element substrate and the electrode substrate so as to be connected to the fitting means. | 2014-06-26 |
20140177243 | APPARATUS AND METHOD FOR CONTROLLING HEAD LAMP OF VEHICLE - An apparatus and a method for controlling a head lamp of a vehicle. In particular, road information is analyzed which is collected in the vicinity of the vehicle through a sensor to identify a road state. Additionally, information relating a rear vehicle positioned behind the vehicle from the information collected in the vicinity of the vehicle or information obtained through communication between vehicles is analyzed to determine a driving situation of the rear vehicle. Based on this information, a head lamp setting unit sets a control length and a control width of the head lamp based on the road state and the driving situation of the rear vehicle. As a result, a head lamp driving unit drives the head lamp based on the set control length and control width of the head lamp. | 2014-06-26 |
20140177244 | LED DIE, METHOD FOR MANUFACTURING THE LED DIE AND AUTOMOBILE LAMP HAVING THE LED DIE - A light emitting diode (LED) die for use in an automobile lamp includes a light outputting surface; a concave surface is formed in a center of the light outputting surface. The concave surface is an aspheric and arc-shaped surface, with an arc-shaped edge connecting with a flat part of the light outputting surface which surrounds the concave surface. An LED automobile lamp with the LED die and a method for manufacturing the LED die are also provided. | 2014-06-26 |
20140177245 | LIGHT EMITTING DIODE AUTOMOBILE LAMP - An LED automobile lamp includes an LED light source, a shading portion and a lens. The shading portion is located between the LED light source and the lens. The LED light source includes a light outputting surface. The shading portion contains phosphor therein. Blue light emitted by the LED light source transmits to the shading portion and excites the phosphor to form yellow light which mixes with the blue light to generate white light. | 2014-06-26 |
20140177246 | LED DIE, METHOD FOR MANUFACTURING THE LED DIE AND AUTOMOBILE LAMP HAVING THE LED DIE - An LED die includes a transparent substrate, an N-type layer, an active layer and a P-type layer successively arranged on a first surface of the transparent substrate. A part of the N-type layer is exposed. The LED die further includes an electrode structure arranged on the P-type layer and the exposed surface of the N-type layer. A light outputting surface is formed on a second surface of the transparent substrate. The light outputting surface is a smoothly concave and arc-shaped surface. An LED automobile lamp with the LED die and a method for manufacturing the LED die are also provided. The light outputting surface of the LED die directly faces a lens of the LED automobile lamp. | 2014-06-26 |
20140177247 | EXTERIOR LIGHT FOR A MOTOR VEHICLE, AND A METHOD FOR MANUFACTURING SUCH A LIGHT - A light is provided and a method is provided for manufacturing a light, with a carrier element, an illuminating device disposed on the carrier element with a circuit board and an illuminant mounted on the circuit board, and an optic. The one of the optics and the carrier element comprises at least one positioning element, which passes through an opening in the circuit board and engages in a recess in the other of the optics and the carrier element. | 2014-06-26 |
20140177248 | BACKLIT INTERIOR STRUCTURE OF A VEHICLE - This structure comprises:
| 2014-06-26 |
20140177249 | TURN LAMP FOR VEHICLE OUTSIDE MIRROR - While a light source is arranged on the back side of a light guide lens, light beams can be emitted from the light source with respective optical axes directed in one direction and be guided toward opposite ends of the light guide lens. A light source and a reflective surface are arranged on the back side of a light guide lens. The light source emits light beams with respective optical axes directed in one direction. One of the light beams obliquely enters the light guide lens toward one end in a long direction of the light guide lens without being reflected by the reflective surface. Another one of the light beams is reflected by the reflective surface and obliquely enters the light guide lens toward another end in the long direction of the light guide lens. | 2014-06-26 |
20140177250 | VEHICLE HEADLAMP WITH LASER LIGHTING SOURCE - A vehicle headlamp includes a laser lighting source and a controlled reflector module. The controlled reflector module is arranged on a light path of the laser lighting source to reflect a laser beam emitted from the laser lighting source to an outside of an vehicle to illuminate. The controlled reflector module includes a motor, a rotor and a reflector. The rotor is used for connecting the motor with the reflector. The reflector rotates rapidly with the rotor controlled by the motor to change the illuminated area of the reflector. The headlamp has a uniformly distributed lighting beam and high luminance, and the size of the headlamp is small. | 2014-06-26 |
20140177251 | AUTOMOTIVE LAMP SYSTEM - An automotive lamp system adapted for providing illumination for a vehicle includes an LED, a controlling motor and a reflecting mirror module. The reflecting mirror module is connected to the controlling motor via a driving shaft. The reflecting mirror module includes a first reflecting mirror and a second reflecting mirror. The first reflecting mirror is configured for reflecting the light generated from the LED to the second reflecting mirror. The second reflecting mirror is configured for reflecting the light reflected by the first reflecting mirror outside the vehicle. An angle of the reflecting mirror module relative to the LED is varied via the controlling motor. Thus, a direction of the light reflected outside the vehicle is varied. | 2014-06-26 |
20140177252 | VEHICLE LAMP MODULE - An exemplary vehicle lamp module includes a lighting module and a controlling system for controlling the lighting module. The lighting module includes a light source, a reflecting mirror arranged on the light path of the light source and a reflecting cup. Light emitted from the light source is reflected to the reflecting cup by the reflecting mirror. The reflecting mirror is moveable relative to the reflecting cup, by which, a direction of the light reflected to the reflecting cup is capable of being changed by moving the reflecting mirror relative to the reflecting cup correspondingly, such that light reflected to the reflecting cup by the reflecting mirror is capable of being reflected by the reflecting cup to the far front side, near front side and lateral sides of the vehicle by moving the reflecting mirror correspondingly. | 2014-06-26 |
20140177253 | VEHICLE LIGHTING DEVICE - In various embodiments, a vehicle lighting device is provided. The vehicle lighting device may include at least one semiconductor light source; and at least one optical element which is connected downstream, wherein the position of the at least one optical element can be adjusted. | 2014-06-26 |
20140177254 | Adjusting Device for Headlights - An adjusting device for headlights has a luminous component supported on a carrier and a linear element for angling the luminous component around a horizontal and/or vertical adjusting axis, which is acting upon said component and arranged on an adjusting point, wherein in the region of the linear element, the luminous component is supported on areas of contact opposite the carrier and/or the luminous component by way of said type of deformation element such that if an adjusting force is applied onto the areas of contact in the normal direction, the deformation element is moveable together with the luminous component along an adjusting pathway running perpendicular to the normal direction. | 2014-06-26 |
20140177255 | LIGHT CONDUCTOR WITH A RIBBON-SHAPED LIGHT EMITTING AREA - A light conductor with an input coupler which couples in light in such a way that inside the light conductor it is distributed into a first layer, parallel layers and into second layers, whereby each second layer is spanned by a perpendicular of the first layer and by a line located in the first layer, and with a light emitting area. Light is coupled such that it has a lower divergence in the second layers than in the first layers. There is a first deflection area between the input coupler and the light emitting area, which redirects light emitted from the input coupler incident on it in an angle bigger than the double of the critical angle of the total internal reflection. Further deflection areas are illuminated with light emitted from the first deflection area and direct the incident light into a preferred common direction for the further deflection areas. | 2014-06-26 |
20140177256 | HEADLIGHT APPARATUS - A headlight for a vehicle has a housing and a headlight lens which together close off an interior space of the headlight. The headlight has at least one support rib which is positioned outside of the interior space and is connected to the headlight lens, wherein a support element is present on the support rib, and has at least one support segment, wherein a component of the vehicle chassis can be supported on said support segment, and wherein the support segment can slide relative to the support rib along a buffer path on the support rib. | 2014-06-26 |
20140177257 | VEHICLE HEADLAMP - A vehicle headlamp includes at least three lamp units and a controller. Each of the at least three lamp units has a semiconductor light emitting device as a light source. The controller is configured to turn on at least one of the at least three lamp units to form a fog lamp light distribution pattern, and to turn on the at least one of the at least three lamp units and one or more of the at least three lamp units other than the at least one of the at least three lamp units to form a cornering lamp light distribution pattern. | 2014-06-26 |
20140177258 | Multi-face rotatable housing and mounting platform - A two-faced rotatable housing and mounting platform is disclosed. The faces can include any combination of light-emitting diodes (LEDs), high-intensity discharge (HID) lamps, halogen lights, incandescent lights, or imaging devices, such as cameras. The depicted device can include a vertical tilt, which can be adjusted either manually or electronically. A slip ring system provides continuous 360 rotation ability. Speed of the continuous rotation can be controlled and adjusted. The unit contains an optional home position, allowing a user to select a point in the horizontal rotation to which the unit will return at the touch of a button. | 2014-06-26 |
20140177259 | ANTI-GLARE LIGHT SOURCE - An anti-glare light source including a linear light source, at least one sleeve and a light adjusting element is provided. The linear light source is suitable for providing a light. The sleeve covers at least one end of the linear light source. The light adjusting element is disposed between the sleeve and the linear light source, wherein the light adjusting element includes a plurality of prism portions. The prism portions cover a portion of the linear light source and arrange along the extension direction of the linear light source, such that the distribution of the light converges along the extension direction of the linear light source. | 2014-06-26 |
20140177260 | OPTICAL LIGHT PIPE WITH UNIFORM LIT INTENSITY - The disclosure of the present application includes a light pipe assembly having a light pipe with a proximal end, an opposing distal end, a length between the proximal end and the distal end, and a surface, the surface having an emitting portion and an overlay portion, where the light pipe is a material capable of transmitting light with a first refractive index; and a reflective secondary surface having a second refractive index and a width, the reflective secondary surface positioned adjacent the overlay portion of the light pipe, where the first refractive index is greater than the refractive index of air, and the second refractive index is greater than the first refractive index. In at least one embodiment, the reflective secondary surface is a non-metallic material capable of reflecting light. In at least one embodiment, the width of the reflective secondary surface varies along the length of the light pipe. | 2014-06-26 |
20140177261 | LIGHT SOURCE MODULE - A light source module includes a light source and a light guiding pole. The light guiding pole is made of transparent material and has a light incident surface and at least one side surface connected to the light incident surface. The light source emits light rays, and faces the light incident surface. The light incident surface guides the light rays into the light guide pole, and the at least one side surface totally reflects the light rays. At least one slot is defined at the at least one side surface, and extends along a lengthwise direction of the light guiding pole. The at least one slot destroys the totally reflective path of a portion of the light rays arriving the at least one side surface, and thus the portion of the light rays emits from the at least one side surface. | 2014-06-26 |
20140177262 | LIGHT SOURCE AND LIGHT EMITTING DIODE AUTOMOBILE LAMP HAVING THE LIGHT SOURCE - A light source includes a light emitting diode (LED) packing structure, a fiber and a light color converting portion. An end of the fiber couples with the LED packing structure. The light color converting portion is arranged at an opposite end of the fiber. The light color converting portion contains phosphor therein. Blue light emitted by the LED package transmits to the light color converting portion via the fiber and excites the phosphor to produce yellow light which mixes with the blue light to generate white light. An LED automobile lamp having the light source is also provided. | 2014-06-26 |
20140177263 | ELECTRONIC INCENSE AND ELECTRONIC CENSER WITH THE SAME - An electronic censer includes a seat and multiple real incenses and an electronic incense inserted to the seat. The electronic incense includes a light guiding rod, a metal shell enclosing the rod, an LED contacting the rod and a circuit board connected to the LED. Light emitted from the LED transmits through the rod to an outside environment. | 2014-06-26 |
20140177264 | ELECTRONIC CENSER WITH DETACHABLE INCENSE - An electronic censer includes a seat and an incense detachably mounted on the seat. The seat includes a base, a supporting plate mounted on the base, two pins protruding from the plate and an annular rib surrounding the pins. A bottom of the incense is inserted within the annular rib. The incense includes a light guiding rod, a shell enclosing the rod, an LED, a circuit board and a battery embedded within the shell. An induction coil is fixed in the shell to control the lighting of the LED. | 2014-06-26 |
20140177265 | ELECTRONIC INCENSE CENSER - An electronic incense censer includes an electronic incense which consists of a light guide for guiding light and a sheath coated on a circumferential periphery of the light guide, a light source arranged at a light incident end of the light guide, and a light emitting portion arranged at a light output end of the light guide. A color of light generated by the light source is adjustable by mixing light beams having different colors, wherein intensities of the light beams are adjustable. The light enters the light guide via the light incident end and reaches the light emitting portion via a guidance of the light guide. | 2014-06-26 |
20140177266 | FIBER UNIT - A fiber unit has an illumination fiber and detection fibers. The illumination fiber and the detection fiber comprise a soft portion that is bendable, a distal end hard portion provided at an end thereof and having a greater hardness than the soft portion, and a pitch conversion portion that connects the soft portion and the distal end hard portion and changes a distance between adjacent fibers at the distal end hard portion with respect to a distance between the adjacent fibers at the soft portion, by bending and extending. 1.0 degree2014-06-26 | |
20140177267 | BACKLIGHT MODULE INCLUDING CICULAR AND CYLINDER FRESNEL LENSES - A backlight module includes a carrier plate, a plurality of light sources, a plurality of circular Fresnel lenses, and a plurality of cylinder Fresnel lenses. The circular Fresnel lenses are arranged in an array form on the carrier plate. The light sources correspond to the circular Fresnel lenses, and are located in a side away from the carrier plate. One cylinder Fresnel lens is set between every two adjacent circular Fresnel lenses. A length direction of each cylinder Fresnel lens is parallel to an extending direction of adjacent column of the circular Fresnel lens. The circular and cylinder Fresnel lenses are used to reflect a light incident into their surfaces, and to increase an emission angle of the reflected light. | 2014-06-26 |
20140177268 | Optical Film Layer, Backlight Module, and Display Device - An optical film layer, a backlight module, and a display device are proposed. A black shading district is disposed on a terminal of the optical film layer for preventing light produced by a light source from entering the optical film layer through the terminal of the optical film layer. In this way, light leakage will not happen since the light which partially enters the optical film layer is blocked off. Display quality of the display device, especially display quality of the display device having a narrow bezel is improved. | 2014-06-26 |
20140177269 | LIGHT GUIDE PLATE HAVING UNIFORM LIGHT EMISSION AND MANUFACTURING METHOD THEREOF - A light guide plate includes a main body and a number of micro protrusions. The main body includes a light emitting surface, a bottom surface, and a light incident surface. The bottom surface is opposite to the light emitting surface. The light incident surface connects the light emitting surface and the bottom surface. The protrusions are randomly positioned on the light emitting surface, and are used for reflecting light rays towards random directions. | 2014-06-26 |
20140177270 | BACKLIGHT MODULE - A backlight module includes LEDs; a light guiding plate receiving light emitted from the LEDs; a diffusion sheet arranged above the light guiding plate; and a lens arranged above on the diffusion sheet. The lens comprises a light incident surface facing the diffusion sheet, and the light incident surface has a plurality of prism protrusions formed thereon. Each prism protrusion has a cross section of an inverted triangle with a bottom vertex having an internal angle of 50-57 degrees. | 2014-06-26 |
20140177271 | LED BACKLIGHT MODULE HAVING REDUCED LIGHT LEAKAGE, INCREASED LIGHT EXTRACTION EFFICIENCY AND REDUCED COST - A backlight module includes a light guiding board and a plurality of LED light sources located at a flat lateral side of the light guiding board. The light guiding board comprises a first portion and a second portion, and the first portion is located between the LED light sources and the second portion. The first portion is intimately matched and engaged with the second portion. The refractive index of the first portion is unequal to that of the second portion. A plurality of micro-structures are formed on the surface of the first portion facing towards the second portion. The micro-structure is used for diffusing the light of the LED light sources when the light travels from the first portion to the second portion. The second portion is quite larger than the first portion. | 2014-06-26 |
20140177272 | BACKLIGHT MODULE - A backlight module includes a light guiding board and a number of LED light sources located a lateral side of the light guiding board. The light guiding board includes a top surface and a bottom surface opposite to the top surface. A slot is defined at the lateral side of the light guiding board adjacent to the LED light sources. The slot is depressed away from the LED light sources. The slot extends along a direction where the LED light sources are arranged along. Confronting faces of a plurality of protrusions defining the slot refract the light when the light is emitted from the LED light sources and enters into the light guiding board to change a transmitting direction of the light. The bottom surface of the light guiding board is a light reflecting surface. | 2014-06-26 |
20140177273 | BACKLIGHT MODULE USING LASER EMITTERS AS LIGHT SOURCE - A backlight module includes a laser light source and a light guide plate. The light source locates beside a side surface of the light guide plate. The light guide plate comprises a plurality of transflective films arranged along a direction in alignment the laser light source. When the light from the laser light source emits to the transflective films, a part of the light passes through the transflective films and transmits along a same direction, and another part of the light is reflected by the transflective films and emits into a light diffusion plate. The light beams reflected by the transflective films and into the light diffusion plate have the same intensity. | 2014-06-26 |
20140177274 | LIGHT GUIDE ELEMENT AND LIGHT SOURCE DEVICE USING THE LIGHT GUIDE ELEMENT - A light guide element and a light source device using the same are provided. The light guide element has a main body. The side surface is located between the bottom surface and the light-emitting surface. The bottom surface is opposite to the light-emitting surface. The main body has a hollow portion with a cone shape. The cone-shaped hollow portion has a bottom portion and a top portion. The bottom portion is located on the bottom surface of the main body, and has a first hollow cross section area. The top portion is opposite to the bottom surface, and has a second cross section area smaller than the first cross section area. The light source device includes the light guide element and a light emitting diode (LED). The LED is used to emit light into the cone-shape hollow portion through the bottom portion. | 2014-06-26 |
20140177275 | LED BACKLIGHT MODULE HAVING REDUCED LIGHT LEAKAGE AND INCREASED LIGHT EXTRACTION EFFICIENCY - An LED backlight module includes a light guiding board, a plurality of LED light sources located at an edge side of the light guiding board and a glue layer. The glue layer is located between the edge side of the light guiding board and the LED light sources. The LED light sources are securely attached to the edge side of the light guiding board via the glue layer. The glue layer has a refractive index larger than a refractive index of air. | 2014-06-26 |
20140177276 | LIGHT GUIDE PLATE HAVING UNIFORM LIGHT EMISSION AND BACKLIGHT MODULE - A light guide plate includes a light emitting surface, a bottom surface opposite to the light emitting surface, a light incident surface, and a side surface opposite to the light incident surface. The bottom surface is imaginarily divided into a plurality of rectangular portions along a direction from the light incident surface to the side surface. The shapes of the rectangular portions are the same as each other. Each of the rectangular portions distributes a plurality of microstructures. The rectangular portions are assigned serial numbers along the direction from the light incident surface to the side surface. The microstructure density in each of the rectangular portions between the first rectangular portion and the last rectangular portion satisfies the formula: a | 2014-06-26 |
20140177277 | LIGHT GUIDING PLATE - A light guide plate includes a light incident surface, a light output surface, a bottom surface opposite to the light output surface, and a plurality of dots formed on the bottom surface. Each dot includes a first curved surface, a second curved surface and two flat surfaces separately interconnecting the first curved surface and the second curved surface. The first curved surface is configured for perpendicularly reflecting light towards the light output surface. The second curved surface is configured for scattering and reflecting light back into the light guide plate. The two flat surfaces are configured for diverging light to lateral sides of an original path. | 2014-06-26 |
20140177278 | LIGHT GUIDE MEMBER AND METHOD OF MANUFACTURING LIGHT GUIDE MEMBER - To provide a light guide member such that more uniform brightness can be ensured in a wide region. A light guide member according to the present invention that receives light through side surfaces and outputs the light through main surfaces includes recesses formed by a machine in at least one of the main surfaces in a groove-like or dot-like shape, the recesses having bottom surfaces formed of molten material at the deepest part of the recesses. Thus, there can be provided the light guide member that has the groove-like or dot-like recesses with the bottom surfaces formed by a molten mark and that can output light with more uniform brightness through the main surfaces when a wide region is observed. | 2014-06-26 |
20140177279 | Structures for LED Light Bulbs - Structures for LED light bulbs comprise a driver board and a lighting structure having one or more LEDs disposed thereon. The driver board, in a Y shape, can be the circuit board and has a positive terminal and a negative terminal for receiving electrical power. The Y-shaped driver board having two prongs connects to the light structure to power the LEDs thereon. The lighting structure can be in the form of a grid having the LEDs disposed thereon. | 2014-06-26 |
20140177280 | SYSTEMS AND METHODS FOR SOURCE SWITCHING AND VOLTAGE GENERATION - System and method for regulating a power conversion system. An example system controller for regulating a power conversion system includes a first controller terminal associated with a first controller voltage and coupled to a first transistor terminal of a first transistor, the first transistor further including a second transistor terminal and a third transistor terminal, the second transistor terminal being coupled to a primary winding of a power conversion system, a second controller terminal associated with a second controller voltage and coupled to the third transistor terminal, and a third controller terminal associated with a third controller voltage. The first controller voltage is equal to a sum of the third controller voltage and a first voltage difference. The second controller voltage is equal to a sum of the third controller voltage and a second voltage difference. | 2014-06-26 |
20140177281 | POWER CONVERTING SYSTEM AND CONTROL METHOD THEREOF - A power converting system includes a full-bridge converter and a controlling unit. The full-bridge converter includes two switch elements at a first leg and two switch elements at a second leg. The controlling unit is in communication with the full-bridge converter for generating two leading control signals to control the first leg and two lagging control signals to control the second leg in a first modulation mode, or generating the two leading control signals to control the second leg and the two lagging control signals to control the first leg in a second modulation mode. The first modulation mode and the second modulation mode are alternately switched between each other, or randomly switched between each other or adaptively switched between each other according to a temperature difference between the first leg and the second leg. | 2014-06-26 |
20140177282 | POWER SUPPLY DEVICE - There is provided a phase shift full bridge (PSFB) type power supply device controlling a switching on time of lagging leg switches according to a load state. The power supply device includes a power supply unit supplying preset DC power by switching input power using a full bridge by a phase shift method; and a control unit controlling a switching time of a switch of the full bridge according to a load state in which the DC power is received from the power supply unit. | 2014-06-26 |
20140177283 | POWER SUPPLY - There is provided a power supply including a direct current (DC) to DC converter supplying main power to a load, and a sub converter connected to the DC to DC converter and reducing output loss, wherein the sub converter is operable based on a hold-up time. | 2014-06-26 |
20140177284 | Switching Power-Supply Apparatus - A switching power-supply apparatus includes: a control circuit that controls on-and-off switching of a switching element; a first rectifying-and-smoothing circuit that smoothes a voltage generated in a secondary winding; and a second rectifying-and-smoothing circuit that smoothes a voltage generated in a tertiary winding as a power supply voltage, a starting circuit that supplies: a first constant current to the control circuit when the power supply voltage is equal to or lower than a first threshold voltage, which is lower than a starting voltage of the control circuit, and is larger than the starting voltage of the control circuit, as a starting current; and a second constant current, which is greater than the first constant current, to the control circuit when the power supply voltage is larger than the first threshold voltage and is equal to or lower than the starting voltage, as the starting current. | 2014-06-26 |
20140177285 | ELECTRONIC CIRCUIT CONTROL ELEMENT WITH TAP ELEMENT - An example control element for use in a power supply includes a first terminal, a power MOSFET, and a control circuit. The power MOSFET has a drain terminal, a source terminal, a control terminal, and a tap terminal. In operation, a voltage at the tap terminal is less than and tracks a voltage at the drain terminal when the voltage at the drain terminal is less than a pinch off voltage of the power MOSFET. The control circuit includes a PWM circuit and a start-up circuit. The PWM circuit provides a control signal to the power MOSFET to switch the power MOSFET on and off in response to the feedback signal. The start-up circuit charges a bypass capacitor at the first terminal in response to the voltage at the tap terminal until a voltage at the first terminal reaches a first voltage level. | 2014-06-26 |
20140177286 | QUASI-RESONANT SWITCHING POWER SUPPLY - A quasi-resonance switching power supply quickly determines the number of bottom skips corresponding to the load condition even in abrupt load change. The quasi-resonance switching power supply is provided with a bottom skipping control function and a capacitor to hold a voltage corresponding to the load condition of the switching element over one switching period of the switching element. The quasi-resonance switching power supply comprises a bottom skipping number determining circuit that compares the voltage held on the capacitor with comparison reference voltages selected from a plurality of reference voltages for determining the number of bottom skips, and revises the comparison reference voltage according to the comparison result. The processing of comparison and revision is executed multiple times in one switching period of the switching element. Thus, the bottom skipping number determining circuit determines the number of bottom skips corresponding to the voltage held on the capacitor. | 2014-06-26 |
20140177287 | SWITCHING MODE POWER SUPPLY AND SWITCHING CONTROL CIRCUIT THEREOF - There are provided a switching-mode power supply (SMPS) and a switching control circuit thereof. The switching-mode power supply includes: a power supply circuit switching input power generated by rectifying AC power with a switching transistor to generate output power having a pre-set voltage level; and a switching control circuit having a charging and discharging unit generating a charge current to be charged in the switching transistor or a discharge current to be discharged from the switching transistor and a charging and discharging controller determining whether to charge or discharge the switching transistor according to a voltage level of the output power, wherein an amount of the charge current and an amount of the discharge current are linearly varied according to a voltage level of the input power. | 2014-06-26 |
20140177288 | FLYBACK CONVERTER - There is provided a flyback converter, including: a power supply unit supplying input power; a transformer unit including first and second transformers converting first and second primary current from the power supply unit into first and second secondary current, respectively; a main switch unit including first and second main switches respectively intermitting the first and second primary current flowing in respective primary windings of the first and second transformers; an auxiliary switch unit including first and second auxiliary switches forming respective transfer paths for dump power present before the first and second main switches are switched on; and an auxiliary inductor unit including first and second auxiliary inductors respectively adjusting the amount of current flowing in the first and second auxiliary switches during the switching operation thereof, wherein the first and second main switches perform a switching operation while having a predetermined phase difference therebetween. | 2014-06-26 |
20140177289 | CONTROL CIRCUIT FOR REDUCING CURRENT ERROR OF OUTPUT OF POWER CONVERTER AND CONTROL METHOD THEREOF - A control circuit adjusts the output of a power converter by controlling a power switch, in which a primary side of a transformer, the power switch and a sensing resistor are connected in series to ground. The control circuit includes a peak current emulating unit, an error amplifier, a comparator, and a control signal generator. The peak current emulating unit samples sampling voltages from the sensing resistor and obtains a real current sensing voltage and an current sensing voltage using the sampling voltages. The error amplifier receives a fixed reference voltage and a DC voltage generated from the output of the power converter, and generates an error signal. The comparator receives the real current sensing voltage and the error signal and generates a transition signal. The control signal generator receives the transition signal and generates a control signal for controlling the power switch. | 2014-06-26 |
20140177290 | SWITCH MODE POWER SUPPLY, CONTROL CIRCUIT AND ASSOCIATED CONTROL METHOD - A switch mode power supply having an output terminal configured to provide an output voltage, the switch mode power supply has a first switch and a control circuit. The control circuit is configured to provide a switching control signal to control the first switch. The control circuit is configured to provide the switching control signal based on a first pulse signal having a first frequency and a second frequency for a light load condition, and the control circuit is configured to provide the switching control signal based on a second pulse signal for a non-light load condition. | 2014-06-26 |
20140177291 | SELF-EXCITED PUSH-PULL CONVERTER - A self-excited push-pull converter, which comprises a Royer circuit, wherein an inductor is further connected between a supply terminal of said Royer circuit and a center tap of primary windings of a transformer in said Royer circuit, an inductance amount of said inductor is less than 1/10 of the inductance amount of one of the primary windings of the transformer, and the center tap of said primary windings is a connection point between the two primary windings of said transformer. The self-excited push-pull converter of the present invention show high consistency, easy adjustment, low requirements on the manufacturing process and good short circuit protection performance. | 2014-06-26 |
20140177292 | MULTILEVEL VALVE FOR VOLTAGE SOURCED CONVERTER TRANSMISSION - A method for transforming electric power from high voltage AC voltage and AC current to high voltage DC voltage and DC current and from high voltage DC voltage and DC current to high voltage AC voltage and AC current. The method includes passing the power through voltage sourced converters whose legs are comprised all or in part with 3 step ladder bridge modules connected in series. | 2014-06-26 |
20140177293 | DISTRIBUTION TRANSFORMER INTERFACE APPARATUS AND METHODS - An apparatus includes at least one external source terminal configured to be connected to at least one secondary terminal of a distribution transformer and at least one external load terminal configured to be connected to a load. The apparatus further includes a converter circuit coupled to the at least one external source terminal and to the at least one external load terminal and configured to provide shunt current regulation and series voltage regulation. | 2014-06-26 |
20140177294 | SYSTEMS AND METHODS FOR SUPPRESSING RESONANCES IN POWER CONVERTERS - Systems and methods for suppressing resonances in power converters are provided. A power converter ( | 2014-06-26 |
20140177295 | PHASE SHIFT CIRCUIT AND POWER FACTOR CORRECTION CIRCUIT INCLUDING THE SAME - There are provided a phase shift circuit and a power factor correction circuit including the same. The phase shift circuit includes a switching circuit unit charging power in or discharging power from a capacitor through a plurality of switching devices and comparing a voltage of the capacitor with a predetermined reference voltage, and a clock generating unit generating a reference clock signal based on an output of the switching circuit unit, wherein the switching circuit unit turns the plurality of switching devices on or off, based on currents from inductors respectively included in a main circuit and a sub-circuit of a power factor correction circuit to determine a polarity of the voltage of the capacitor. | 2014-06-26 |
20140177296 | POWER CONVERSION APPARATUS - A power conversion apparatus is provided. The power conversion apparatus includes an AC to DC adapter, an input port, a power conversion control unit, and a restart circuit. The AC to DC adapter converts an AC input voltage into a DC output voltage according to an external signal of an electronic apparatus and provides the DC output voltage to the electronic apparatus. The input port receives the AC input voltage through an AC input terminal. If the power conversion apparatus does not output the DC output voltage to the electronic apparatus, the power conversion control unit turns off the power conversion apparatus. If the restart circuit detects that an insertion action occurs on the input port, the restart circuit transmits a trigger signal to turn on the power conversion control unit in an off mode. | 2014-06-26 |
20140177297 | POWER SUPPLY CIRCUIT - A power supply circuit preventing any overvoltage to an electronic element includes a voltage conversion unit and a voltage clamping unit. The voltage conversion unit converts voltage of a power supply into an operation voltage of the electronic element, and outputs the converted voltage through an output terminal of the voltage conversion unit. When the voltage output from the output terminal of the voltage conversion unit is more than the operation voltage of the electronic element, the voltage clamping unit effectively clamps the voltage output from the output terminal of the voltage conversion unit down to the operation voltage of the electronic element. | 2014-06-26 |
20140177298 | DEVICE FOR PROTECTING AGAINST AN ELECTRICAL OVERCURRENT IN AT LEAST ONE ELECTRONIC SWITCHING BRANCH, CONVERSION SYSTEM INCLUDING SUCH A PROTECTION DEVICE, AND ASSOCIATED CONTROL METHOD - This device protects at least one electronic switching branch of an electrical conversion system against an overcurrent, each branch comprising two switching half-branches serially connected at an intermediate terminal, at least one half-branch including a switching member, each switching member comprising a first controllable switch and a diode connected in antiparallel to said first switch. | 2014-06-26 |
20140177299 | INVERTER AND GRID-CONNECTED POWER GENERATION SYSTEM - An inverter and a grid-connected power generation system are provided to efficiently reduce the electric energy loss due to a DC boosted circuit, improve the efficiency of a PV system, and increase lifetime of the inverter. The inverter comprises: a DC boosted circuit; an inversion circuit connected to a output end of the DC boosted circuit; and a bypass circuit, of which an input end is connected to a positive electrode input end of the DC boosted circuit, and an output end is connected to a positive electrode output end of the DC boosted circuit. When a DC input voltage applied to the DC boosted circuit is higher than a voltage required by the inversion circuit, the bypass circuit is turned on, and the DC input voltage is supplied to the inversion circuit through the bypass circuit; and when the DC input voltage is lower than the voltage required by the inversion circuit, the bypass circuit is turned off, and the DC input voltage is amplified by the DC boosted circuit and then supplied to the inversion circuit. | 2014-06-26 |