| Patent application number | Description | Published |
|---|
| 20120119243 | HIGH EFFICIENCY LIGHT EMITTING DIODE AND METHOD OF FABRICATING THE SAME - Exemplary embodiments of the present invention relate to a high-efficiency light emitting diode (LED). The LED according to an exemplary embodiment includes a substrate, a semiconductor stack arranged on the substrate, wherein the semiconductor stack has a p-type semiconductor layer, an active layer and an n-type semiconductor layer, a first metal layer interposed between the substrate and the semiconductor stack, the first metal layer ohmic-contacted with the semiconductor stack, a first electrode pad arranged on the semiconductor stack, an electrode extension extending from the first electrode pad, wherein the electrode extension has a contact region contacting the n-type semiconductor layer, a first insulating layer interposed between the substrate and the semiconductor stack, wherein the first insulating layer covers a surface region of the p-type semiconductor layer under the contact region of the electrode extension, and a second insulating layer interposed between the first electrode pad and the semiconductor stack. | 05-17-2012 |
| 20150243847 | HIGH EFFICIENCY LIGHT EMITTING DIODE AND METHOD OF FABRICATING THE SAME - Exemplary embodiments of the present invention relate to a high-efficiency light emitting diode (LED). The LED according to an exemplary embodiment includes a substrate, a semiconductor stack arranged on the substrate, wherein the semiconductor stack has a p-type semiconductor layer, an active layer and an n-type semiconductor layer, a first metal layer interposed between the substrate and the semiconductor stack, the first metal layer ohmic-contacted with the semiconductor stack, a first electrode pad arranged on the semiconductor stack, an electrode extension extending from the first electrode pad, wherein the electrode extension has a contact region contacting the n-type semiconductor layer, a first insulating layer interposed between the substrate and the semiconductor stack, wherein the first insulating layer covers a surface region of the p-type semiconductor layer under the contact region of the electrode extension, and a second insulating layer interposed between the first electrode pad and the semiconductor stack. | 08-27-2015 |
| Patent application number | Description | Published |
|---|
| 20130057091 | SWITCHED RELUCTANCE MOTOR - Disclosed herein is a switched reluctance motor having a double rotor structure. An out stator salient pole corresponding to an out rotor salient pole is formed to have an “E” shape by sequentially disposing a main salient pole, a first auxiliary salient pole, and a second auxiliary salient pole and an in stator salient pole corresponding to an in rotor salient pole is formed to have a pi (π) shape by sequentially disposing a first salient pole and a second salient pole, such that a magnetic flux path is reduced, thereby making it possible to prevent the loss of magnetic force. | 03-07-2013 |
| 20130082548 | SWITCHED RELUCTANCE MOTOR - Disclosed herein is a switched reluctance motor in which a position detection part capable of detecting a rotational position of the rotor part is formed in a balancing member coupled to a rotor part and a sensor part is positioned at a position corresponding to that of the position detection part and on a cover surface of an inner side of the motor housing. According to a preferred embodiment of the present invention, the sensor part is positioned in the motor housing, thereby making it possible to protect the sensor part and improve reliability in sensing of a rotational position of the rotor part by the sensor part. | 04-04-2013 |
| 20130106337 | APPARATUS OF DRIVING WHEELS FOR IN-WHEEL SYSTEM | 05-02-2013 |
| 20130181641 | UNIPOLAR SWITCHING APPARATUS OF SWITCHED RELUCTANCE MOTOR - Disclosed herein is a unipolar switching apparatus of a switched reluctance motor, including: a control unit outputting a unipolar switching control signal; and a transformer driving an SRM according to the unipolar switching control signal output from the control unit, thereby minimizing vibration and noise. | 07-18-2013 |
| 20130293170 | SWITCHING CONTROL APPARATUS AND METHOD OF TWO-PHASE SWITCHED RELUCTANCE MOTOR - Disclosed herein are a switching control apparatus and method of a two-phase switched reluctance motor. The witching control apparatus includes: a rectifying unit rectifying commercial power; and an active converter including a pair of common switches commonly connected to two phase windings of the two-phase SRM, a pair of first phase switches bridge-connected to the pair of common switches at any one of the two phase windings, a pair of second phase switches bridged-connected to the pair of common switches at the other of the two phase windings and connected in series with each other, and a plurality of current feedback diodes each connected to the switches and operated in operation modes 1 to 3 to drive the two-phase SMR. | 11-07-2013 |
| 20130300328 | SWITCHING CONTROL APPARATUS FOR TWO PHASE SWITCHED RELUCTANCE MOTOR AND METHOD THEREOF - Disclosed herein are a switching control apparatus for two phase switched reluctance motor and a method thereof. The switching control apparatus includes a rectifier rectifying commercial power; and an active converter including a pair of common switches commonly connected to two phase windings of two phase SRMs, a pair of first phase switches bridge-connected to the pair of common switches at any one of the two phase windings, a pair of second phase switches bridge-connected to the pair of common switches at the other one of the two phase windings, and a plurality of current feedback diodes each connected to the switches, wherein the active converter is operated in operation modes | 11-14-2013 |
| Patent application number | Description | Published |
|---|
| 20090017394 | Hollow toner and process of preparing the same - Hollow toner and a process of preparing the same are provided. The hollow toner has a hollow sphere shape, wherein an outer layer surrounding the hollow sphere includes a polymer, a wax and a pigment. The hollow toner has excellent fixing properties under low energy and low pressure, and can be efficiently used at high-speed fixing. Also, a small amount of the hollow toner is consumed. Thus, the hollow toner can be efficiently applied to various apparatuses of forming an image such as a two-component low-temperature printer and super high-speed printer, and the hollow toner can be prepared by using a relatively simple process. | 01-15-2009 |
| 20090155700 | TONER, METHOD OF PREPARING THE SAME, METHOD OF FORMING IMAGES USING THE TONER AND IMAGE FORMING DEVICE USING THE TONER - A toner including a plurality of fine particles includes a core including first latex particles, a wax and a pigment, or a first latex particle-wax complex and a pigment, and a first shell layer including second latex particles and covering at least a portion of the surface of the core, a method of preparing the toner, a method of forming images using the toner, and an image forming device including a toner transferring unit. The toner can have improved fixing and charging properties, preserving properties at a high temperature and high humidity, glossness and anti-offset properties by reducing a domain size of a wax dispersed in the toner and improving dispersibility of the wax. | 06-18-2009 |
| 20100167194 | ELECTROPHOTOGRAPHIC TONER AND METHOD OF PREPARING THE SAME - The disclosure provides electrophotographic toner and a method of preparing the same. The toner includes a latex, a colorant, and a releasing agent, wherein the toner has a weight-average molecular weight of about 50,000 to about 80,000; a complex viscosity of about 1×10 | 07-01-2010 |
| 20110159427 | ELECTROPHOTOGRAPHIC TONER AND METHOD OF PREPARING THE SAME - The disclosure provides an electrophotographic toner and methods for preparing the electrographic toner. The electrographic toner includes a binder, a colorant and a releasing agent, wherein the electrophotographic toner includes strontium (Sr), iron (Fe), titanium (Ti), and silicon (Si) containing particles; wherein, if [Sr], [Fe], [Ti] and [Si] denote the intensities of Sr, Fe, Ti, and Si in the electrophotographic toner, respectively, as measured by X-ray fluorescence spectrometry, then the [Sr]/[Fe] ratio is in the range of about 5.0×10 | 06-30-2011 |
| 20120171602 | TONER FOR DEVELOPING ELECTROSTATIC CHARGE IMAGE, AND APPARATUS AND METHOD FOR FORMING IMAGE USING THE SAME - Disclosed is a toner for developing an electrostatic charge image, including a toner particle coated with a combination of sol-gel silica particles, hydrophobically surface-treated fumed silica particles, and hydrophobically surface-treated titanium dioxide particles. | 07-05-2012 |
| 20130094686 | PORTABLE TERMINAL - A portable terminal is provided. The portable terminal includes a display panel, a case member provided to surround at least both sides of the display panel, and a speaker hole formed in the case member and opened to at least one side of the display panel. The portable terminal includes the speaker hole in at least a side of the display panel by changing only a structure of the case member, such that the volume and quality of sound output from the speaker device can be fully delivered to a user who uses the terminal while viewing the display panel. | 04-18-2013 |
| 20130236824 | TONER TO DEVELOP ELECTROSTATIC LATENT IMAGES - A toner to develop electrostatic latent images, which has surface characteristics that may simultaneously improve charge uniformity, charge stability, transferability, and cleaning ability. The toner to develop electrostatic latent images may include core particles comprising a binder resin, a colorant, and a releasing agent; and an external additive including silica particles and titanium dioxide particles, wherein the external additive is attached to external surfaces of the core particles, wherein an iron intensity [Fe], a silicon intensity [Si], and a titanium intensity [Ti] that are measured by X-ray fluorescence (XRF) satisfy both conditions, 0.004≦[Si]/[Fe]≦0.009 and 0.8≦[Ti]/[Fe]≦2. | 09-12-2013 |
| 20140183994 | HOUSING CORE INDUCTOR AND MOTOR ASSEMBLY USING THE SAME - Disclosed herein are a housing core inductor and a motor assembly using the same. The housing core inductor includes: a housing core formed by stacking a plurality of plate bodies on a lower surface of a housing body of a housing of a motor assembly, each of the plurality of plate bodies including a central portion provided with a through-hole through which a shaft penetrates and a plurality of arms extended from the central portion in a radial direction to form a plurality of space parts; and a coil wound around the plurality of arms of the housing core. | 07-03-2014 |
| 20150118611 | TONER TO DEVELOP ELECTROSTATIC LATENT IMAGES - A toner to develop electrostatic latent images which uses an appropriate combination of a high molecular weight binder resin and a low molecular weight binder resin, an appropriate amount of a releasing agent, and a combination of silica particles and iron oxide particles as external additives, and thus has the following effects: the toner may reduce a generation amount of ultra-fine particles (UFPs) and have enhanced fluidity, charging uniformity, charging stability, transfer efficiency, fixability, durability and a cleaning ability. | 04-30-2015 |
| Patent application number | Description | Published |
|---|
| 20090209540 | Novel Biaryl Benzolmidazole Derivatives and Pharmaceutical Composition Comprising The Same - Disclosed are biaryl benzoimidazole derivatives. They have an inhibitory effect on calcium influx in HEK cells, thereby showing a powerful antagonistic effect on a vanilloid receptor, and further have an analgesic effect, thereby being useful for preventing or treating pain, acute pain, chronic pain, neuropathic pain, postoperative pain, migraine, arthralgia, neuropathies, nerve injury, diabetic neuropathy, neurological illness, neurodermatitis, stroke, bladder hypersensitivity, irritable bowel syndrome, a respiratory disorder such as cough, asthma, and chronic obstructive pulmonary disease, burning, psoriasis, itching, vomiting, irritation of the skin, eyes, and mucous membranes, gastric-duodenal ulcers, inflammatory intestinal diseases, and inflammatory diseases. | 08-20-2009 |
