Patent application number | Description | Published |
20100128938 | METHOD AND APPARATUS FOR DETECTING FORGED FACE USING INFRARED IMAGE - A method for detecting a forged face using an infrared image includes: acquiring an infrared image and a photorealistic image captured by one or two cameras; extracting a face region from the photorealistic image; determining, based on analysis of quality characteristics of the infrared image, whether a current face is a forged face or not; and performing face recognition on the extracted face region if it is determined that the current face is a non-forged face. The method further includes capturing an infrared image and a photorealistic image again through the camera without performing face recognition if it is determined that the current face is a forged face. | 05-27-2010 |
20100134250 | FORGED FACE DETECTING METHOD AND APPARATUS THEREOF - A forged face detecting method includes: acquiring a photorealistic image and an infrared image of a subject on which line beams are projected; extracting face features from the infrared image based on characteristics of a pattern of the line beams projected on the acquired infrared image; and detecting whether or not the infrared image is a forged face based on the extracted face features. Said detecting whether or not the infrared image is a forged face includes: checking whether the extracted face features falls within a preset permission range of face features; determining the infrared image to have the forged face if the extracted face features fall out of the range to acquire an infrared image of the subject again; and determining the infrared image to have a non-forged face if the extracted face features falls within the range to perform face recognition for the photorealistic image. | 06-03-2010 |
20100158319 | METHOD AND APPARATUS FOR FAKE-FACE DETECTION USING RANGE INFORMATION - A fake-face detection method using range information includes: detecting face range information and face features from an input face image; matching the face image with the range information; and distinguishing a fake face by analyzing the matched range information. | 06-24-2010 |
20100158371 | APPARATUS AND METHOD FOR DETECTING FACIAL IMAGE - A method of detecting a facial image includes pre-processing an image; and detecting a face region from the pre-processed image to create facial records of the detected face region. Further, the method of detecting the facial image includes detecting the facial image by creating coordinates of the face and eyes in the input image by using the facial records. | 06-24-2010 |
20150161435 | FRONTAL FACE DETECTION APPARATUS AND METHOD USING FACIAL POSE - Disclosed herein is a frontal face detection apparatus and method using a facial pose. The frontal face detection apparatus includes an image input unit for receiving an input image. A candidate extraction unit extracts a face region candidate and face element candidates from the input image. A face region verification unit verifies, based on a plurality of face element candidates extracted by the candidate extraction unit, whether the extracted face region candidate is a final face region. A face element calculation unit calculates a plurality of final face elements in correspondence with a facial pose score for a final face region including the extracted face element candidates generated based on a predefined average face model. A final frontal face detection unit detects a final frontal face from the final face region including the plurality of final face elements, based on a position pattern between the final face elements. | 06-11-2015 |
Patent application number | Description | Published |
20090194159 | DYE-SENSITIZED SOLAR CELL AND METHOD FOR MANUFACTURING THE SAME - Provided is a dye-sensitized solar cell. Specifically, the present invention provides a dye-sensitized solar cell which is designed to reduce the production cost, improve productivity and increase energy efficiency by using a carbon electrode as a counter electrode, and a manufacturing method thereof. The dye-sensitized solar cell according to the present invention is characterized by comprising a working electrode, a counter electrode, and an electrolytic layer separating the two electrodes, wherein the counter electrode comprises a carbon electrode formed on a first transparent substrate, wherein the carbon electrode is a conductive transparent carbon electrode. According to the present invention, it is possible to remarkably reduce the production cost by using a relatively low-cost material, i.e. carbon electrode, and improve the solar cell efficiency by preventing oxidation with the electrolytic layer owing to corrosion and oxidation resistance of the carbon electrode. | 08-06-2009 |
20100321000 | AC DETECTION CIRCUIT FOR POWER SUPPLY - There is provided an alternating current (AC) detection circuit for a power supply, the circuit including: a rectifying part rectifying an AC voltage; a voltage division part dividing the voltage rectified by the rectifying part according to a preset division ratio; a voltage stabilization circuit part stabilizing the voltage divided by the voltage division part; a comparing part comparing the voltage stabilized by the voltage stabilization circuit part with an internal reference voltage and generating an input detection signal when the stabilized voltage is higher than the internal reference voltage; and an output part outputting an AC detection signal when the input detection signal is inputted from the comparing part. | 12-23-2010 |
20110013435 | AC DETECTION CIRCUIT FOR POWER SUPPLY - There is provided an alternating current (AC) detection circuit for power supply, the AC circuit including: a rectifying part rectifying an AC voltage; a voltage division part dividing the voltage rectified by the rectifying part according to a preset division ratio; a voltage stabilization circuit part stabilizing the voltage divided by the voltage division part; and a first square wave generating part comparing the voltage stabilized by the voltage stabilization circuit part with an internal reference voltage, and generating a first square wave signal having a duty ratio according to comparison results between the stabilized voltage and the internal reference | 01-20-2011 |
20110074299 | DRIVER FOR PLASMA DISPLAY PANEL HAVING SEPARATED BOARD STRUCTURE - There is provided a driver for a plasma display panel having a separated board structure that can reduce parasitic resonance by shortening the length of a cable used for power transmission by separating a board having a Y electrode switch thereon from a board having an X electrode switch thereon. A driver for a plasma display panel having a separated board structure according to an aspect of the invention may include: a first board having a predetermined mounting area, and mounted with a power supply section having predetermined inductance and converting commercial AC power into predetermined driving power using the inductance, and a first electrode switch section, switching the driving power from a power conversion section and supplying the switched driving power to a first electrode of a plasma display panel; and a second board having a predetermined mounting area, physically separated from the first board, and mounted with a second electrode switch section receiving the driving power from the power supply section through a cable and switching the driving power to supply the switched driving power to a second electrode of the plasma display panel. | 03-31-2011 |
20110080394 | DRIVER FOR PLASMA DISPLAY PANEL - There is provided a driver for a plasma display panel that can perform power transmission by setting different paths for an address period and a sustain period. The driver for a plasma display panel may include: a power supply part converting commercial AC power into predetermined driving power; a driving part switching the driving power from the power supply part during the sustain period to supply the switched driving power to the plasma display panel; and a path setting part setting a path through which the driving power from the power supply part is transmitted to the driving part during the sustain period and setting a charging path through which a capacitor is charged with the driving power from the power supply part during the address period. | 04-07-2011 |
20120039094 | INTERLEAVED TYPE POWER FACTOR CORRECTION CIRCUIT HAVING TRANSFORMER FORMING SEPARATED WINDING STRUCTURE - There is provided an interleaved type power factor correction circuit having a transformer forming a separated winding structure, which is formed by integrating two inductors separately wound around the transformer. The interleaved type power factor correction circuit including a rectifying unit rectifying a commercial alternating current power, a transformer having a first inductor winding and a second inductor winding, a bobbin part, and a core part, a switching unit switching a power transmitted to the first and second inductor windings, a controlling unit controlling a switching operation of the switching unit in order to allow a phase difference between a current and a voltage of the switched power to satisfy a predetermined phase difference, and a stabilizing unit stabilizing the switched power from the switching unit. | 02-16-2012 |
20150115725 | WIRELESS POWER RELAY APPARATUS AND CASE INCLUDING THE SAME - There are provided a wireless power relay apparatus capable of improving charging efficiency by relaying wireless power within a wireless charging system, and a case including the same. The wireless power relay apparatus may include: a substrate; a coil formed on the substrate; and a circuit unit including at least one electronic element and electrically connected to the coil. | 04-30-2015 |
20150137748 | NON-CONTACT POWER SUPPLY DEVICE AND NON-CONTACT POWER SUPPLY METHOD - There are provided a non-contact power supply device and a non-contact power supply method, in which a short beacon is transmitted to recognize a power receiving device, a long beacon is transmitted to wake-up a communications circuit of the power receiving device, and charging power is transmitted in a contactless manner, wherein at least one of signal levels of the short beacon and signal levels of the long beacon is varied. | 05-21-2015 |
Patent application number | Description | Published |
20150115726 | ELECTRONIC DEVICE - There is provided an electronic device including: a power reception unit having a plurality of power receiving coils and receiving a wireless power signal from a wireless power transmission device; a switching unit controlling an ON/OFF switching operation of the plurality of power receiving coils; and a control unit obtaining reception sensitivity of the power reception unit and controlling the switching unit based on the obtained reception sensitivity. | 04-30-2015 |
20150129289 | PRINTED CIRCUIT BOARD AND METHOD OF MANUFACTURING THE SAME - There are provided a printed circuit board and a method of manufacturing the same. The printed circuit board according to an exemplary embodiment of the present disclosure includes: a substrate; a metal root layer formed by injecting and depositing metal particles into and on the substrate; and a circuit layer formed on the metal root layer. | 05-14-2015 |
20150130291 | NON-CONTACT TYPE POWER TRANSMITTING COIL AND NON-CONTACT TYPE POWER SUPPLYING APPARATUS - A non-contact type power transmitting coil may include at least one conductor pattern disposed on at least one surface of a base having a predetermined area, having a plurality of turns, and transmitting received power externally in a non-contact manner. The intervals between at least some of adjacent pattern portions of the conductor pattern in a direction from a center portion of an inner diameter of the conductor pattern to an outermost pattern portion conductor pattern may be different from one another. | 05-14-2015 |
20150179335 | COIL DEVICE, AND WIRELESS POWER TRANSMITTER AND WIRELESS POWER RECEIVER HAVING THE SAME - A coil device may be capable of varying the gap of a coil so that several devices may be wirelessly charged simultaneously or a single device may be wirelessly charged with concentrated power. The coil device may include: a case having a reception space and varying a charging area upon a user's selection; and a coil part, having, in the reception space of the case, a coil body formed of a wound conductor having a predetermined length. A gap of the wound conductor of the coil body varies as the charging area of the case varies. | 06-25-2015 |
20150195902 | PRINTED CIRCUIT BOARD AND METHOD OF MANUFACTURING THE SAME - There are provided a printed circuit board and a method of manufacturing the same. The printed circuit board according to an exemplary embodiment of the present disclosure includes: an insulating layer; a first circuit buried below the insulating layer and having a lower surface formed to be exposed from a lower surface of the insulating layer; a second circuit layer formed on the insulating layer; and a first solder resist layer formed below the insulating layer and the first circuit layer and formed to expose a portion of the first circuit layer. | 07-09-2015 |
Patent application number | Description | Published |
20150228389 | MAGNETO-RHEOLOGICAL FLUID COMPOSITION - Disclosed is a magneto-rheological fluid composition which comprises magnetic particles, a fluid, a dispersant, a structure stabilizer and an anti-friction additive. Particularly, the magnetic particles include non-coated magnetic particles and polyvinyl butyral-coated magnetic particles at the weight ratio of about 1:1 to 4:1. Accordingly, dispersion stability and yield stress are improved substantially when magnetic field is applied to the magneto-rheological fluid. | 08-13-2015 |
20150353861 | MANUAL TRANSMISSION OIL COMPOSITION HAVING ENHANCED FUEL EFFICIENCY AND LOW VISCOSITY - Disclosed is a manual transmission oil composition which include: (A) a polyalphaolefin (PAO) synthetic base oil in an amount of about 75 to 85 wt %; (B) an ester-based viscosity modifier in an amount of about 3 to 10 wt %; and (C) an additive in an amount of about 8 to 15 wt % which includes one or more of an anti-wear agent, a detergent dispersant, a friction modifier, an extreme pressure additive, and an anti-oxidant, based on the total weight of the manual transmission oil composition. Accordingly, the manual transmission oil composition may have a low viscosity as compared to conventional manual transmission oils, and may provide improvements in endurance of a transmission, reduction in a Rattle noise, and further improvement in fuel efficiency of vehicles by about 1 to 2%. | 12-10-2015 |
Patent application number | Description | Published |
20110144829 | COUNTERMEASURE SYSTEM FOR BIRDS - Provided is a bird countermeasure system. The bird countermeasure system includes a bird countermeasure robot configured to be operated through a remote command while patrolling or moving in an area adjacent to a runway or taxiway along which airplanes take off, land or taxi so as to approach the runway or taxiway or to detect or repel birds located close to the runway or taxiway. | 06-16-2011 |
20130006553 | APPARATUS AND METHOD FOR GENERATING ANALYSIS ALGORITHM OF ELECTROMAGNETIC FIELD GENERATOR - An analysis algorithm generation apparatus of an electromagnetic field generator includes: a value inputting unit for receiving information on a TEM cell or GTEM cell; and an algorithm generating unit for generating an algorithm to analyze a TEM mode in a cross sectional structure of the GTEM cell or a tapered section of the TEM cell by using an associated Legendre function and a mode-matching method based on the information transmitted from the value inputting unit. The algorithm generating unit analyzes the TEM mode by dividing a space into four (left, right, upper and lower) regions, the space existing between an inner electrode and an outer wall of the cross sectional structure of the GTEM cell or the tapered section of the TEM cell. | 01-03-2013 |
20150017383 | PYRAMIDAL KAGOME STRUCTURE AND ITS FABRICATING METHOD - The present invention relates to a pyramidal kagome structure and more particularly, to a pyramidal kagome structure having a broaden contact area with a plate member and its fabricating method. According to the invention, a lattice mesh is formed with a plate so that continuous and mass-production is permitted and the produced pyramidal truss structures are assembled into a pyramidal kagome truss structure by combining the apexes of the pyramidal truss structures, whereby improved mechanical strength is obtained. Furthermore, the connecting of the pyramidal truss structures is facilitated due to the broadened contact area with the top and bottom plate member and an improved stability after combining is obtained. | 01-15-2015 |