Patent application number | Description | Published |
20120307636 | METHOD AND APPARATUS FOR CONTROLLING STREAM TO RECEIVE DATA IN PARALLEL - Provided are a method and an apparatus for controlling streams to receive data in parallel. The method includes receiving data in parallel using a plurality of connected streams, calculating a network congestion rate using a change in a transmission speed of data received through each of the plurality of streams, adjusting a number of connections of the plurality of streams based on the calculated network congestion rate, and receiving the data in parallel using the adjusted number of streams. | 12-06-2012 |
20130136002 | APPARATUS AND METHOD FOR TRANSMITTING DATA AND METHOD FOR DETERMINATION OF TRANSMISSION RATE - Disclosed is a data transmitter including: a plurality of write tasks configured to transmit data in parallel to a receiver over a network; and a control task configured to control the plurality of write tasks so that the plurality of write tasks are operated in a fixed transmission rate operation mode or a variable transmission rate operation mode in which a transmission rate varies depending on network conditions. Thus, network bandwidth can be efficiently shared with cross traffic even when a parallel TCP stream is used. | 05-30-2013 |
20130138771 | APPARATUS AND METHOD FOR TRANSMITTING DATA - Provided are an apparatus and a method for transmitting data and an apparatus and a method for receiving data. The apparatus for transmitting data includes: a disk reader which divides a file block into one or more microblocks, reads data, from the plurality of files, corresponding to sizes of the one or more microblocks, and records the read data in the one or more microblocks in sequence; and a communication unit which, if the read data is recorded in the one or more microblocks included in the file block, transmits the file block to a data receiving apparatus. | 05-30-2013 |
Patent application number | Description | Published |
20080295923 | Carbon Steel Sheet Superior in Formability and Manufacturing Method Thereof - A carbon steel sheet having high formability due to a microscopic and uniform carbide distribution and having a good characteristic of final heat treatment, and a manufacturing method thereof. The carbon steel sheet having excellent formability, includes, in wt %, C at 0.2-0.5%, Mn at 0.1-1.2%, Si at less than or equal to 0.4%, Cr at less than or equal to 0.5%, Al at 0.01-0.1%, S at less than or equal to 0.012%, Ti at less than or equal to 0.5×48/14×[N]% when the condition of B(atomic %)/N(atomic %)>1 is satisfied or by 0.5×48/14×[N]% to 0.03% when the condition of B and N is not satisfied, B at 0.0005-0.0080%, N at less than or equal to 0.006%, Fe, and extra inevitable elements; an average size of carbide is less than or equal to 1 μm; and an average grain size of ferrite is less than or equal to 5 μm. | 12-04-2008 |
20120222786 | Manufacturing Method of Carbon Steel Sheet Superior in Formability - A carbon steel sheet having high formability due to a microscopic and uniform carbide distribution and having a good characteristic of final heat treatment, and a manufacturing method thereof. The carbon steel sheet having excellent formability includes, in wt %, C at 0.2-0.5%, Mn at 0.1-1.2%, Si at less than or equal to 0.4%, Cr at less than or equal to 0.5%, Al at 0.01-0.1%, S at less than or equal to 0.012%, Ti at less than or equal to 0.5×48/14×[N] % to 0.03% when the condition of B and N is not satisfied, B at 0.0005-0.0080%, N at less than or equal to 0.006%, Fe, and extra inevitable elements; an average size of carbide is less than or equal to 1 μm; and an average grain size of ferrite is less than or equal to 5 μm. | 09-06-2012 |
Patent application number | Description | Published |
20120291889 | OIL CONTROL VALVE AND VARIABLE VALVE LIFT SYSTEM PROVIDED WITH THE SAME - An oil control valve includes a housing having a control port and a drain port, a first seat with a first penetration hole forming a first chamber, a second seat with a second penetration hole forming a second chamber communicated with the control port, the second seat with the housing forming a third chamber communicating with the drain port, a first check valve within the first chamber selectively closing the first penetration hole, a second check valve within the third chamber selectively closing the second penetration hole, and a third penetration hole, a control portion selectively opening the first check valve and simultaneously closing the second check valve or selectively closing the first check valve and simultaneously opening the second check valve and an orifice connecting the first chamber with the second chamber. | 11-22-2012 |
20130020156 | LOCKING APPARATUS FOR PARKING BRAKE - A locking apparatus for a parking brake includes a parking lever, a parking lever spring applying a restoring force to the parking lever, a cylinder of which an oil hole is formed thereto, a piston comprising a piston rod connected to the parking lever and a piston main body disposed within the cylinder, and the piston movable along length direction of the cylinder according to supplying or releasing of oil through the oil hole, a solenoid valve and a locking unit disposed within the cylinder for unlocking the piston when the solenoid valve is supplied electric power and for locking the piston when the solenoid valve is not supplied electric power. | 01-24-2013 |
20130277588 | GAS CONTROL UNIT FOR BOILER - A gas control unit for a boiler is provided which can satisfactorily control the supply and shut-off of gas. The gas control unit for a boiler includes: a hollow housing; a solenoid that is disposed in the housing; a rod that is inserted into the solenoid and that has a lower part protruding from the housing; opening and shutting means that is disposed at the lower end of the rod so as to open and shut a gas outlet; and a spring that is disposed between the housing and the opening and shutting means so as to elastically urge the opening and shutting means downward. Here, a coupling member is formed at the lower end of the rod and a coupling groove into which the coupling member is inserted is formed in the opening and shutting means so as to allow the opening and shutting means to move. Accordingly, since the opening and shutting means is coupled to the rod through the use of the coupling member and the coupling groove, the opening and shutting means can move within a predetermined range about the coupling member with an application of an external force. Therefore, even when the opening and shutting means and the gas outlet depart in center from each other, it is possible to shut the gas outlet, thereby satisfactorily controlling the supply and shut-off of gas. | 10-24-2013 |
20130291807 | GAS CONTROL APPARATUS FOR BOILER - Disclosed herein is a gas control apparatus for a boiler, which has a simple structure and enables easy assembly, thus improving productivity and reducing manufacturing costs, therefore enhancing the competitiveness of a product. The gas control apparatus includes a solenoid retracting or ejecting a rod in response to application of power. A cylindrical support unit is coupled to an upper portion of the solenoid and has a suction port and an exhaust port on a side surface and an upper surface thereof, respectively, with a groove being formed along a lower edge of the support unit. A separator is provided between the solenoid and the support unit in such a way that an edge thereof is inserted into the groove. An opening and shutting plate is mounted to an upper end of the rod and opens and shuts the exhaust port of the support unit. | 11-07-2013 |
20140042353 | SOLENOID VALVE - A solenoid valve includes a valve configured to control a flow of a fluid; and a solenoid configured to operate the valve. The valve includes: a holder having a double tube structure including an inner tube formed with a supply passage and an outer tube, a control passage being formed between the inner tube and the outer tube; a first connection port formed at a first end of the inner tube to connect the supply passage and the control passage; a ball installed within the supply passage to open and close the first connection port; a core coupled to a first end of the outer tube; a second connection port formed in the core and connected to the control passage; and a load installed to extend through the second connection port and moved by the solenoid. | 02-13-2014 |
20140141292 | VENT CAP FOR BATTERY - The present invention relates to a storage-battery vent cap which adjusts an internal pressure of a storage battery by exhausting a gas generated inside the storage battery to the outside and blocking inflow of external air. The vent cap includes a cylindrical body installed in a vent hole of the battery and formed with an exhaust hole; a cylindrical insert coupled to the body, a partition being formed inside the insert and a coupling hole and a air vent being formed in the partition; and a valve fixed to the coupling hole and elastically deformed by an internal pressure of the battery to open the air vent. The valve has an umbrella-like shape including a valve body having a larger diameter than that of the coupling hole, a cover formed on an outer circumferential surface of the valve body, and a fixing portion downwardly protruded from the valve body. | 05-22-2014 |
20140311440 | OIL PUMP CONTROL VALVE - An oil pump control valve assembly includes a control valve for controlling a flow of a fluid, and a solenoid for operating the control valve. The control valve includes a tube-like holder having a hollow internal space, configured to include an inflow port formed at one end thereof, a tube-like first valve sheet formed in the middle end of the holder, a ball valve mounted in the first valve sheet, a second valve sheet coupled to a second end of the first valve sheet, and a load mounted in the second valve sheet, one end thereof being extended through the second valve sheet to come into contact with the ball valve, wherein, when the solenoid is operated, the ball valve is moved to open the inflow port. | 10-23-2014 |
Patent application number | Description | Published |
20140232866 | LOCATION RECOGNITION APPARATUS AND METHOD - A position recognition apparatus and method for determining the position of an object by using a camera are provided. The object may include a controllable light source, and the position recognition apparatus may store identification information of the object. The position recognition apparatus may obtain a spatial image by capturing an image of a place where the object is located, may extract the position of the object by processing the spatial image, and may correlate the extracted position with the object, thereby completing a position map. | 08-21-2014 |
20140320022 | LED LIGHTING CONTROL SYSTEM - Provided is a light-emitting diode (LED) lighting control system, and more particularly, an LED lighting control system capable of controlling not only a lighting module supporting unidirectional communication, but also a lighting module supporting bidirectional communication, notifying a central control device of any fault or failure in the unidirectional communication protocol-based lighting module, and removing any delays in lighting control that may be caused by limited communication lines. The LED lighting system includes: a central control device configured to transmit a lighting control signal, which is based on a unidirectional or bidirectional communication protocol, to a plurality of channels; a converter configured to be connected to one of the channels and determine whether the lighting control signal is based on the unidirectional communication protocol or the bidirectional communication protocol in response to the lighting control signal including channel information of the converter; and a driver configured to be connected to the converter and control the operation of a plurality of LED modules in accordance with a control data signal transmitted by the converter. | 10-30-2014 |
Patent application number | Description | Published |
20090251431 | Organic light emitting display device - An organic light emitting display device (OLED display) having a first display panel and a second display panel arranged on the same surface thereof. The OLED display includes first and second display panels arranged on a same surface, a touch screen panel arranged integrally on the first and second display panels, a touch screen panel controller adapted to drive the touch screen panel and a display controller adapted to control the first and second display panels, the display controller being further adapted to separate information displayed on the display panels into an image signal and a data signal corresponding to the image signal, the display controller being further adapted to supply the separated image signal and data signal to the first and second display panels, respectively. | 10-08-2009 |
20100201694 | ELECTRONIC IMAGE DEVICE AND DRIVING METHOD THEREOF - An electronic image device and driving method thereof allows a user to control a 3D image and eliminates a process for dividing an input image that is 3D image data into a left-eye image and a right-eye image. 3D image data signals may be generated directly from a 3D image signal or from a time divided 2D image signal. | 08-12-2010 |
20140138635 | STRETCHABLE BASE PLATE, STRETCHABLE ORGANIC LIGHT-EMITTING DISPLAY DEVICE USING THE SAME, AND METHOD OF MANUFACTURING THE STRETCHABLE BASE PLATE AND THE STRETCHABLE ORGANIC LIGHT EMITTING DISPLAY DEVICE - A stretchable organic light-emitting display device includes a stretchable base plate including a stretchable substrate, first metal electrodes that are separated from each other and located in a plurality of rows on a the stretchable substrate, and first power wirings electrically coupling respective ones of the metal electrodes of each row, a light-emitting layer on the stretchable base plate, second metal electrodes located in a plurality of rows on the light-emitting layer and corresponding to the first metal electrodes, second power wirings for electrically coupling respective ones of the second metal electrodes of each row, and an encapsulation substrate covering the second power wiring. | 05-22-2014 |
Patent application number | Description | Published |
20080204384 | Organic electroluminescence display (OELD) and driving methods thereof - An OELD, including a pixel unit having a plurality of pixels to emit light, a photosensor configured to generate a control signal corresponding to an amount of ambient light, a control unit having a gamma control unit, a color coordinate control unit and a light emission control unit, the gamma control unit may be configured to set a gamma correction signal corresponding to the control signal, and the color coordinate control unit may be configured to correct a color coordinate of data signals corresponding to the control signal, a scan driver configured to generate scan signals to scan lines, a data driver configured to correct a gamma value of the data signals according to the data signals corrected in the color coordinate control unit and the gamma correction signal output from the gamma control unit, the data driver may be configured to supply the corrected gamma value to the data lines, and a power supply unit configured to supply power to the pixel unit. | 08-28-2008 |
20080218457 | ORGANIC LIGHT EMITTING DIODE DISPLAY DEVICE AND DRIVING METHOD THEREOF - An organic light emitting diode display device is disclosed. The device includes a brightness controller configured to selectively control a brightness controlling range based at least in part on the magnitude of the video data input in one frame, and a gamma correcting unit configured to control the portion of maximum luminance corresponding to full scale data based on one of first gamma correcting values and second gamma correcting values. | 09-11-2008 |
20090244387 | Display device and driving method thereof with improved luminance - A display device and a driving method thereof in which if an input 2D/3D video signal is a 2D video signal, an image data signal is generated by applying a first gamma correction curved line. If the input 2D/3D video signal is a 3D video signal, an image data signal is generated by applying the second gamma correction curved line. Luminance of a maximum grayscale of the first gamma correction curved line is set to be lower than luminance of a maximum grayscale of the second gamma correction curved line. Therefore, it is possible to prevent luminance of the display device from deteriorating by a barrier in a 3D driving mode. | 10-01-2009 |
20090251426 | Organic light emitting display device composed of multiple display panels - An organic light emitting display device that is used as a flat panel display and usable in a portable terminal that employs two separate display-panels. The organic light emitting display device has a first display panel and a second display panel provided on the same surface thereof; a touch screen panel (TSP) formed integrally on the first and second display panels; and one controller controlling the first and second display panels. | 10-08-2009 |
20120156137 | COMPOSITION FOR TREATMENT OF ATOPIC DERMATITIS COMPRISING GLUCOSAMINE AND DERIVATIVES THEREOF AND A METHOD FOR TREATMENT OF ATOPIC DERMATITIS USING THEM - Disclosed herein is a novel use of glucosamine or a derivative thereof. A pharmaceutical composition for treating atopic dermatitis comprising glucosamine or a derivative thereof and a method of treating atopic dermatitis using the composition are disclosed. The pharmaceutical composition and the method realize the safe treatment of atopic dermatitis without the side effects associated with conventional anti-inflammatory drugs. | 06-21-2012 |