Patent application number | Description | Published |
20110043933 | RENS MOVING MODULE - Disclosed herein is a Lens moving MODULE. The Lens moving MODULE includes a lens barrel having at least one lens which brings an image of a subject into focus. A housing having a space for the lens barrel, and friction member formed in axially. A piezoelectric actuator provided in an outer circumferential surface of the lens barrel, and generating vibration when external voltage is applied to the piezoelectric actuator, with a through hole formed for having the friction member. An elastic member include the friction member, and inserted into the through hole of the piezoelectric actuator, and applying the vibrations to the friction member. | 02-24-2011 |
20110063741 | LENS ACTUATING MODULE - Disclosed herein is a lens actuating module. The module includes a housing having an accommodating space and a bush guide. A lens barrel is accommodated in the accommodating space and includes a lens and a barrel hook. A driving unit applies a driving force to a bush such that it is moved up in the direction of the optical axis, by pulling force of contraction of a shape memory alloy wire. The bush is guided by the bush guide and engages with the barrel hook. A rotary member is interposed between the housing and the lens barrel. A preload unit pulls the lens barrel in the direction of the optical axis such that the lens barrel moves down to an original position, and pulls the lens barrel in a direction perpendicular to the optical axis to maintain a contact of the lens barrel with the rotary member. | 03-17-2011 |
20110091193 | LENS ACTUATING MODULE - A lens actuating module. The module includes a housing and a lens barrel. received in an accommodating space of the housing and having a lens therein. A driving unit applies a driving force to the lens barrel such that the barrel can be moved up in an optical axis direction by a pulling force of contraction of an SMA (shape memory alloy) wire fixed to the housing. A rotary member is interposed between the housing and the lens barrel. A preload unit pulls the lens barrel in the optical axis direction such that the lens barrel can move down to an original position, and pulls the lens barrel in a direction to perpendicular to the optical axis to maintain a contact of the lens barrel with the rotary member. The lens barrel is moved by the contracted or extended amount of the SMA wire, thus realizing a simple structure and miniaturization. | 04-21-2011 |
20110109968 | IMAGE STABILIZATION MECHANISM FOR CAMERA MODULE - Disclosed herein is an image stabilization mechanism for a camera module. The image stabilization mechanism includes a base, a movable stage receiving a lens barrel therein and having a magnet, and a piezoelectric actuator. The piezoelectric actuator is installed to the base, moves the movable stage in an X-axis or Y-axis direction to remove shake of the lens barrel, and maintains contact with the movable stage because of magnetic attractive force between the piezoelectric actuator and the magnet. The image stabilization mechanism reduces the number of components, thus simplifying the structure and minimizing an increase in height. | 05-12-2011 |
20110211821 | CAMERA MODULE WITH ANTI-SHAKE DEVICE - The present invention relates to a camera module equipped with a vibration compensation mechanism. The camera module includes a lens unit for changing an image of a subject at a specific magnification, a housing for accommodating the lens unit so that the lens unit can move in the direction of an optical axis, an auto-focus actuator unit installed so that the lens unit can move in the direction of the optical axis, suspension members for supporting the housing so that the housing can float in a direction perpendicular to the direction of the optical axis, a box-type case configured such that the suspension members are fastened thereto and the housing is accommodated therein, a circuit board disposed beneath the case and configured such that an image sensor is installed thereon, and a compensation actuator configured to compensate for a displacement caused by the vibration of the housing. | 09-01-2011 |
Patent application number | Description | Published |
20120091970 | CHARGING EQUIPMENT OF VARIABLE FREQUENCY CONTROL FOR POWER FACTOR - Disclosed herein is a charging equipment of variable frequency control for power factor. In addition, the present invention relates to a charging equipment of variable frequency control for power factor including: an AC-DC converter converting AC power into DC power; a DC-DC converter converting DC power output from the power factor calibration circuit into DC power for charging a battery and outputting the converted DC power; and a power factor calibration circuit calibrating power factor by the operation of the switching device and outputting the calibrated power factor; and a power factor calibration circuit controller performing the switching control by varying the frequency of the pulse signal when performing a switching control by modulating a pulse width of a pulse signal on the switching devices of the power factor calibration circuit, thereby making it possible to maintain the power factor even in the light load status. | 04-19-2012 |
20120103589 | HEAT DISSIPATION DEVICE FOR POWER CONVERSION MODULE - Disclosed herein is a heat dissipation device for a power conversion module. The device includes a casing, a high-heat-dissipation heat sink and a circuit board. The casing includes a heat-dissipation fin unit which has heat dissipation fins arranged at positions spaced apart from each other by predetermined intervals. The casing has a mounting space therein. The high-heat-dissipation heat sink is installed in the mounting space of the casing. The circuit board is coupled to a lower surface of the casing. Therefore, the weight and size of the heat dissipation device can be reduced. In addition, the heat sink and the casing having the heat dissipation fins dissipate heat at the same time, thus enhancing the heat dissipation efficiency. Moreover, in an optimal design, the high-heat-dissipation heat sink is located at a position corresponding to a part which generates high heat so that the heat dissipation efficiency can be maximized. | 05-03-2012 |
20120105186 | TRANSFORMER HAVING THE HEAT RADIATION FUNCTION - Disclosed herein is a transformer having a heat radiation function. The transformer includes a pair of cores having an E-shape and facing and contacting each other to form central pillars and outer peripheral parts, a transforming coil part wound on the central pillars of the pair of cores and dropping voltage, and a heat radiation pipe formed to have a cylindrical shape and positioned inward from the transforming coil part to radiate heat generated from the transforming coil part, thereby well discharging heat generated from the coil. | 05-03-2012 |
20120121361 | LOOSE PREVENTING ASSEMBLY - Disclosed herein is a loose preventing assembly including a bolt, a fastening member, and a pin-spring washer coupled between the bolt and the fastening member. The pin-spring washer includes a spring washer portion, a curved portion of which one end is connected to the spring washer portion to be curved upward and the other end is positioned in an inward direction of the spring washer portion, and a pin portion which extends in one direction from the other end of the curved portion tightens the bolt to couple the pin portion to an insertion groove formed in the bolt, thereby preventing the bolt and the fastening member from being loosened from each other. | 05-17-2012 |
20120127681 | SOLDERING CONNECTING PIN, SEMICONDUCTOR PACKAGE SUBSTRATE AND METHOD OF MOUNTING SEMICONDUCTOR CHIP USING THE SAME - Disclosed herein are a soldering connecting pin, a semiconductor package substrate and a method of mounting a semiconductor chip using the same. A semiconductor chip is mounted on the printed circuit board using the soldering connecting pin inserted into a through-hole of the printed circuit board, thereby preventing deformation of the semiconductor package substrate and fatigue failure due to external shocks. | 05-24-2012 |
20130051082 | SWITCHING POWER SUPPLY - Disclosed herein is a switching power supply including: N sub switching power supplying unit each converting a direct current (DC) power supplied from a power source into an alternate current (AC) power, boosting or bucking the AC power using a resonant circuit and a contactless transformer, converting the boosted or bucked AC power into a DC power, and outputting the converted DC power; and a balance circuit connecting between the resonant circuits of the N sub switching power supplying units to thereby allow currents to be balanced between the resonant circuits. | 02-28-2013 |
Patent application number | Description | Published |
20110248891 | DIELECTRIC RESONANT ANTENNA USING A MATCHING SUBSTRATE - Disclosed herein is a dielectric resonator antenna using a matching substrate in order to improve a bandwidth. The dielectric resonator antenna includes: a dielectric resonator body part that is embedded in a multi-layer substrate and has an opening part on the upper portion thereof; and at least one matching substrate that is stacked on the opening part and includes an an insulating layer having a dielectric constant smaller than that of the multi-layer substrate but larger than that of air, thereby making it possible to improve the bandwidth without adjusting the size of the dielectric resonator body part and to prevent loss and change in the radiation pattern due to the substrate mode. | 10-13-2011 |
20120206311 | DIELECTRIC WAVEGUIDE ANTENNA - Disclosed herein is a dielectric waveguide antenna including: a dielectric waveguide transmitting a signal applied from a power feeder; a dielectric waveguide radiator radiating the signal transmitted from the dielectric waveguide to the air through a first aperture; and a matching unit formed in a portion of the dielectric waveguide and controlling a serial reactance and a parallel reactance to thereby perform impedance matching between the dielectric waveguide radiator and the air, in order to reduce reflection generated in the first aperture during the radiation of the signal through the first aperture. Reflection in the aperture is reduced through the matching unit having various structures, thereby making it possible to improve characteristics of the dielectric waveguide antenna. | 08-16-2012 |
20130088396 | BANDWIDTH ADJUSTABLE DIELECTRIC RESONANT ANTENNA - Disclosed herein is a bandwidth adjustable dielectric resonant antenna. The dielectric resonator antenna includes: a multi-layer substrate; a first conductor plate formed on a top portion of an uppermost insulating layer to have an opening part; a second conductor plate formed on a bottom portion of a lowermost insulating layer; a plurality of metal vial holes penetrating through a circumference of the opening part of the first conductor plate at a predetermined interval; a feeding unit supplying power to the dielectric resonator embedded in the multi-layer substrate in the cavity shape by the first conductor plate, the second to conductor plate, and the plurality of metal via holes; and at least one multi-resonant generation via holes formed within the dielectric resonator so as to adjust the bandwidth by generating the multi-resonance within the dielectric resonator, thereby improving the bandwidth without increasing the size of the dielectric resonator and implementing miniaturization. | 04-11-2013 |
20130113421 | DISPLAY DEVICE AND DISPLAY SYSTEM INCORPORATING WIRED AND WIRELESS CHARGING APPARATUSES - Disclosed herein is a display system incorporating wired and wireless charging apparatuses, including: a switching processing unit supplying and processing a power of a power supply unit according to a mode selected through a switch; a wireless charging unit connected to the switching processing unit and including a pad for wireless charging; a wired charging unit connected to the switching processing unit and a terminal for wired charging; a display unit connected to the switching processing unit; and a control unit connected to the switching processing unit to control operations according to the mode. | 05-09-2013 |
20140139291 | POWER AMPLIFIER - There is provided a power amplifier including a bias circuit unit generating a bias voltage of an amplifying unit, a voltage drop unit disposed between the bias circuit unit and the amplifying unit to drop the bias voltage to a base voltage, and a bypass circuit unit including an impedance element connected to the voltage drop unit in parallel and performing a switching operation according to a magnitude of an input signal. | 05-22-2014 |
20140162579 | FRONT END MODULE - There is provided a front end module, including an amplification circuit unit amplifying signal, a multistage matching circuit unit connected to an output terminal of the amplification circuit unit, and a switch circuit unit connected to the multistage matching circuit unit, wherein the switch circuit unit includes a series switch circuit and a parallel switch circuit, the parallel switch circuit being connected to a node between a plurality of matching circuits included in the multistage matching circuit unit. | 06-12-2014 |
20140168024 | DIELECTRIC WAVEGUIDE ANTENNA - Embodiments of the invention provide a dielectric waveguide antenna including a dielectric waveguide transmitting a signal applied from a power feeder, a dielectric waveguide radiator radiating the signal transmitted from the dielectric waveguide to the air through a first aperture, and a matching unit formed in a portion of the dielectric waveguide and controlling a serial reactance and a parallel reactance to thereby perform impedance matching between the dielectric waveguide radiator and the air, in order to reduce reflection generated in the first aperture during the radiation of the signal through the first aperture. Reflection in the aperture is reduced through the matching unit having various structures, thereby making it possible to improve characteristics of the dielectric waveguide antenna. | 06-19-2014 |
Patent application number | Description | Published |
20130116324 | PHARMACEUTICAL COMPOSITION FOR THE PREVENTION OR TREATMENT OF INFLAMMATORY DISEASES OR IMMUNE DISEASES CONTAINING RAMALIN - The present invention relates to the novel use (anti-inflammatory activity) of Ramalin isolated from the Antarctic lichen | 05-09-2013 |
20130261174 | PHARMACEUTICAL AND FOOD COMPOSITIONS FOR PREVENTING OR TREATING DIABETES OR OBESITY - The present invention relates to pharmaceutical and food compositions for preventing or treating diabetes or obesity, and more particularly to pharmaceutical compositions and functional foods for preventing or treating diabetes or obesity, which contain, as an active ingredient, a novel compound synthesized from a compound separated from an extract of the | 10-03-2013 |
20140073614 | PHARMACEUTICAL AND FOOD COMPOSITIONS FOR PREVENTING OR TREATING DIABETES OR OBESITY - The present invention relates to pharmaceutical and food compositions for preventing or treating diabetes or obesity, and more particularly to pharmaceutical compositions and functional foods for preventing or treating diabetes or obesity, which contain, as an active ingredient, a novel compound synthesized from a compound separated from an extract of the | 03-13-2014 |
20140094514 | PHARMACEUTICAL AND FOOD COMPOSITIONS FOR PREVENTING OR TREATING DIABETES OR OBESITY - The present invention relates to pharmaceutical and food compositions for preventing or treating diabetes or obesity, and more particularly to pharmaceutical compositions and functional foods for preventing or treating diabetes or obesity, which contain, as an active ingredient, a novel compound synthesized from a compound separated from an extract of the | 04-03-2014 |
20140235719 | PHARMACEUTICAL COMPOSITION FOR THE PREVENTION OR TREATMENT OF INFLAMMATORY DISEASES OR IMMUNE DISEASES CONTAINING RAMALIN - The present invention relates to the novel use (anti-inflammatory activity) of Ramalin isolated from the Antarctic lichen | 08-21-2014 |
20150038733 | METHOD FOR SYNTHESIZING RAMALIN AND RAMALIN PRECURSOR BY USING GLUTAMIC ACID DERIVATIVE AND HYDROXY ANILINE OR HYDROXY ANILINE HAVING PROTECTED HYDROXY GROUP - Disclosed is a method of the synthesis of ramalin. It comprises reacting a glutamic acid derivative, which is prepared using alkylchloroformate, with a hydrazine salt compound, which is prepared from hydroxy aniline, whether protected or not. The synthesis method allows ramalin, excellent in antioxidant and anti-inflammatory activity, to be simply synthesized at stable yield even without use of a highly toxic solvent such as DMF. In addition, the method is cost competitive, and provides ramalin at high efficiency, thus enabling the mass production of ramalin. | 02-05-2015 |
Patent application number | Description | Published |
20120162060 | LASER NAVIGATION MODULE - Disclosed herein is a laser navigation module, including: a light source radiating a laser beam; a housing provided with a window transmitting and reflecting the laser beam radiated from the light source and shielding the introduction of visible rays and provided with a transparent part or a translucent part to radiate light radiated from the inside thereof to the outside; a lighting device mounted in the housing; and a light diffusing member transferring the light radiated from the lighting device and having a groove part formed at an edge of an opposite side of the lighting device. | 06-28-2012 |
20130133426 | INERTIAL SENSOR - Disclosed herein is an inertial sensor including: a membrane; a mass body provided under the membrane; a plurality of patterned magnets provided under the mass body; and a magnetoresistive element provided to be spaced apart from the mass body and measuring static DC acceleration acting on the mass body through resistance changed according to magnetic fields of the plurality of patterned magnets. The plurality of patterned magnets and the magnetoresistive element are included, thereby making it possible to measure static DC acceleration (particularly, gravity acceleration) that is difficult to measure using an existing to piezoelectric element. | 05-30-2013 |
20130220015 | INERTIAL SENSOR - Disclosed herein is an inertial sensor including: a membrane; first and second driving units provided in a first axis direction (an X axis direction) so as to be symmetrical to each other based on a predetermined point of the membrane to thereby vibrate while being expanded and contracted in the first axis direction; and third and fourth driving units provided in a second axis direction (a Y axis direction) perpendicular to the first axis direction so as to be symmetrical to each other based on a predetermined point of the membrane to thereby vibrate while being expanded and contracted in the second axis direction, wherein the first and second driving units have different vibration frequencies so that they vibrate while being expanded and contracted in the opposite manner and then vibrate while being expanded and contracted in the same manner. | 08-29-2013 |
20130255376 | INERTIAL SENSOR AND MEASURING METHOD FOR MEASURING ANGULAR VELOCITY USING THE SAME - Disclosed herein is an inertial sensor. The inertial sensor according to a preferred embodiment of the present invention includes: a plate-shaped membrane; a mass body provided under the membrane; posts provided under an outside edge of the membrane and surrounding the mass body; a piezoelectric body formed on the membrane; sensing electrodes formed on the piezoelectric body; driving electrodes formed on an outer circumference of the sensing electrodes, wherein tri-axis angular velocity can be measured without time division by a driving control unit continuously applying first driving voltage and second driving voltage that are is AC driving voltage having a phase difference of 90°. | 10-03-2013 |
20130320793 | SPINDLE MOTOR - Disclosed herein is a spindle motor including: a shaft forming the center of rotation of the motor; a sleeve receiving the shaft therein and rotatably supporting the shaft; a thrust plate press-fitted into the shaft so as to be perpendicular to an axial direction of the shaft; and a sealing cap spaced apart from the thrust plate in an upward axial direction and bent to enclose an outer side surface of the sleeve to thereby be coupled to the thrust plate, wherein the sealing cap is provided with a sealing part having concave parts and convex parts alternately formed along an inner peripheral surface thereof in a radial direction. | 12-05-2013 |
20140055380 | TOUCH PANEL - Disclosed herein is a touch panel including an electrode pattern formed by forming imaginary lattices configured of same polygons as each other, randomly generating predetermined points in the polygons, and connecting the predetermined points and vertexes of the polygons to each other. The electrode pattern is irregularly formed, thereby making it possible to prevent a Moire phenomenon and improve visibility. | 02-27-2014 |
20140062901 | TOUCH PANEL - Disclosed herein is a touch panel, including: an electrode formed in a pattern including rectangles arranged while sharing sides, the rectangle includes a first side and a second side which are parallel and a third side and a fourth side which are parallel, the first side being longer than the third side, and in the rectangles, among the rectangles, a first side of a first rectangle and a third side of a second rectangle form a straight angle, a first side of the third rectangle and a third side of a fourth rectangle form the straight angle, and a first side of the second rectangle and a fourth side of the third rectangle form the straight angle. | 03-06-2014 |
20140062902 | TOUCH PANEL - Disclosed herein is a touch panel, including an electrode formed in a pattern including continuous rectangles, and in first rectangles which are continuous in a first direction among the rectangles, first common sides and second common sides are alternately formed among the first rectangles, in second rectangles which are continuous in a second direction among the rectangles, third common sides and fourth common sides are alternately formed among the second rectangles, and the first common sides, the second common sides, the third common sides, and the fourth common sides are parallel to each other and have the same length as each other. | 03-06-2014 |
20140083758 | MAGNETIC BOARD AND METHOD FOR MANUFACTURING THE SAME - Disclosed herein is a magnetic board including a composite film including a rigidity film and a ductility film, and a magnetic sheet attached to one surface of the composite film and having fracture lines formed on portions joined with the ductility film. | 03-27-2014 |