Patent application number | Description | Published |
20100277811 | ZOOM LENS AND IMAGING OPTICAL DEVICE INCLUDING THE SAME - A zoom lens for an imaging optical device that includes a first lens group having a positive refractive power; a second lens group having a negative refractive power; a third lens group having a positive refractive power; and a fourth lens group having a positive refractive power, arranged sequentially from an object side to an image side, and wherein each of the distances between the first lens group, the second lens group, the third lens group, and the fourth lens group varies during zooming, and wherein the first lens group comprises a doublet lens consisting of a negative lens and a positive lens, and the third lens group comprises a first positive lens, a second positive lens, a negative lens, and a third positive lens. | 11-04-2010 |
20110007404 | ZOOM LENS AND OPTICAL IMAGING DEVICE INCLUDING THE SAME - A zoom lens and an imaging optical device including the same, the zoom lens including, sequentially from an object side, a first lens group having a negative refractive power, a second lens group having a positive refractive power, and a third lens group having a positive refractive power, wherein the first lens group includes a spherical negative lens and an aspherical positive lens and the second lens group includes a positive lens and a negative lens, the positive lens and the negative lens including three or more aspherical surfaces. | 01-13-2011 |
20110085245 | WIDE CONVERTER LENS - A wide converter lens that is disposed on an object side of a main lens and changes the viewing angle, wherein the wide converter lens includes: a first lens having a negative refractive power, a second lens having a negative refractive power, and a third lens having a positive refractive power, wherein the first lens, the second lens, and the third lens are sequentially ordered from the object side to the image side, and the wide converter lens satisfies the following inequality: | 04-14-2011 |
20110191348 | METHOD OF INDEXING DATA IN DATA STORAGE DEVICE AND APPARATUSES USING THE METHOD - A method of indexing data in a data storage device includes generating index information of data using the data storage device and storing the index information in a storage region using the data storage device. | 08-04-2011 |
20110292518 | TELECONVERTER LENS SYSTEM AND PHOTOGRAPHING APPARATUS INCLUDING THE SAME - A teleconverter lens system is attachable to or detachable from an object side of a main lens system and facilitates performing telephotographing. A photographing apparatus includes the teleconverter lens system. The teleconverter lens system includes: a first lens having a negative refractive power; a second lens having a positive refractive power; a third lens having a negative refractive power; and a fourth lens having a positive refractive power, wherein the first, second, third, and fourth lenses are sequentially arranged from an object side to an image side of the teleconverter lens system. The first and second lenses are cemented together, and the second lens has a meniscus shape in which a convex surface is formed on the object side of the second lens. | 12-01-2011 |
20120105976 | ZOOM LENS AND PHOTOGRAPHING APPARATUS HAVING THE SAME - A zoom lens and a photographing apparatus having the zoom lens including a first lens group having a positive refractive power; a second lens group having a negative refractive power; a third lens group having a positive refractive power; and a fourth lens group having a positive refractive power, wherein the first lens group, the second lens group, the third lens group, and the fourth lens group are arranged sequentially from an object side, wherein the second lens group includes a first aspherical lens having a negative refractive power, and a second aspherical lens having a positive refractive power. | 05-03-2012 |
20130027785 | ZOOM LENS AND PHOTOGRAPHING DEVICE HAVING THE SAME - A zoom lens and a photographing device including the zoom lens, the zoom lens including a first lens group having a negative refractive power, a second lens group having a positive refractive power, and a third lens group having a positive refractive power, which are sequentially arranged in the direction from an object side to an image side. During zooming from a wide angle position to a telephoto position, an interval between the first lens group and the second lens group decreases, and an interval between the second lens group and the third lens group increases. The first lens group comprises a first lens, a second lens being a negative lens formed of plastic, and a third lens being a positive lens formed of plastic. Therefore, the zoom lens is compact and low-priced and has a high magnification. | 01-31-2013 |
20130057747 | ZOOM LENS AND PHOTOGRAPHING APPARATUS INCLUDING THE SAME - A zoom lens and a photographing apparatus including the zoom lens that includes a first lens group having a negative refractive power, a second lens group having a positive refractive power, and a third lens group having a positive refractive power that are sequentially arranged from an object side; during zooming from wide to telephoto, the distance between the first and second lens groups decreases and the distance between the second and third lens groups increases; the first lens group includes a first lens having a negative refractive power and is a double-concave lens and a second lens having a positive refractive power that are sequentially arranged from the object side; and the second lens group includes a third lens having a positive refractive power, being disposed closest to the image side, and is a meniscus lens having a concave surface toward the object side. | 03-07-2013 |
20140022436 | ZOOM LENS AND IMAGING APPARATUS INCLUDING THE SAME - A zoom lens includes a first lens group having a positive refractive power; a second lens group having a negative refractive power; a third lens group including a first sub-lens group having a positive refractive power, an iris, and a second sub-lens group having a positive refractive power; and a fourth lens group having a positive refractive power, wherein the first to fourth lens groups are sequentially arranged from an object side to an image side, the distance between each of the first through fourth lens groups changes when zooming, the surface of the lens closest to the image side in the first sub-lens group is concave, the lens closest to the object side in the second sub-lens group is a meniscus lens concave towards the object side, and the lens located closest to the object side in the third lens group is an aspheric lens. | 01-23-2014 |
20150153494 | COMPOSITE OPTICAL SHEET AND BACKLIGHT UNIT INCLUDING THE SAME - A composite optical sheet and a backlight unit, the composite optical sheet including a first optical sheet that includes a first optical pattern; a second optical sheet that includes a second optical pattern; a first adhesive layer between the first optical sheet and the second optical sheet; and a reflective polarizing film, wherein the second optical pattern is adhered to the first adhesive layer, the reflective polarizing film has a plurality of polymer layers that have different indexes of refraction, the plurality of polymer layers being alternately stacked one above another, and the reflective polarizing film is integrated with the first optical sheet, the second optical sheet, or the first adhesive layer. | 06-04-2015 |
Patent application number | Description | Published |
20100189650 | Near-Infrared Responsive Carbon Nanostructures - The present invention provides for compositions comprising carbon nanotubes (CNT) and gold (Au). The present invention further provides methods of manufacture of gold-carbon nanotubes (gCNT). The present invention provides methods of using gCNT for biological application. | 07-29-2010 |
20130136925 | DNA-LINKED NANOPARTICLE BUILDING BLOCKS FOR NANOSTRUCTURE ASSEMBLY AND METHODS OF PRODUCING THE SAME - A method of producing a nanoparticle assembly. The method includes attaching a first DNA molecule to a bead to form a first DNA-bead complex; and combining a nanoparticle with the first DNA-bead complex to form a nanoparticle-DNA-bead complex having one DNA molecule attached to the nanoparticle. | 05-30-2013 |
20130213815 | Method of Fabricating a Nanochannel System for DNA Sequencing and Nanoparticle Characterization - A process for fabricating a nanochannel system using a combination of microelectromechanical system (MEMS) microfabrication techniques and atomic force microscopy (AFM) nanolithography. The nanochannel system, fabricated on either a glass or silicon substrate, has channel heights and widths on the order of single to tens of nanometers. The channel length is in the micrometer range. The nanochannel system is equipped with embedded micro or nanoscale electrodes, positioned along the length of the nanochannel for electron tunneling based characterization of nanoscale particles in the channel. Anodic bonding is used to cap off the nanochannel with a cover chip. | 08-22-2013 |
20140231254 | Method of Fabricating a Nanochannel System for DNA Sequencing and Nanoparticle Characterization - A process for fabricating a nanochannel system using a combination of microelectromechanical system (MEMS) microfabrication techniques, atomic force microscopy (AFM) nanolithography, and focused ion beam (FIB). The nanochannel system, fabricated on either a glass or silicon substrate, has channel heights and widths on the order of single to tens of nanometers. The channel length is in the micrometer range. The nanochannel system is equipped with embedded micro and nanoscale electrodes, positioned along the length of the nanochannel for electron tunneling based characterization of nanoscale particles in the channel. Anodic bonding is used to cap off the nanochannel with a cover chip. | 08-21-2014 |
Patent application number | Description | Published |
20100129655 | RIPCORD OF OPTIC CABLES AND METHOD OF MANUFACTURING THE SAME - Disclosed are a ripcord for optic cable and a method of manufacturing the same. The ripcord for optic cable has a coating layer formed by applying a coating solution, which includes a binder and a colorant dispersed in the binder, to a surface of a folded and twisted yarn formed by folding and twisting together wholly aromatic polyamide filaments. | 05-27-2010 |
20120080928 | Seat Latch Structure - A seat latch structure is provided, which includes a base bracket mounted on a seat for a vehicle and having a first insertion hole and a second insertion hole formed thereon and an opening which is formed on one side thereof and into which a striker fixed to a vehicle body is inserted, a claw having a first through-hole formed thereon to correspond to the first insertion hole and a locking groove formed on one side thereof, a pawl provided on one side of the claw and having a second through-hole formed thereon to correspond to the second insertion hole, a first rotating shaft and a second rotating shaft inserted into the first through-hole of the claw and the second through-hole of the pawl, respectively, and a double torsion spring connecting the first through-hole and the second through-hole into which the first rotating shaft and the second rotating shaft are inserted, respectively. According to the seat latch structure, the noise generated during the operation of the seat latch is reduced and the operating force is increased to improve the merchantability. | 04-05-2012 |
20120124784 | HOSE CLAMP - The hose clamp includes a clamp body formed by bending a resilient plate-shaped member of a stainless steel material, a fastening screw having a head and coupled with a fastening housing which is secured to one end of the clamp body, and a plurality of screw holes formed inwards at the other end of the clamp body to be engaged with the fastening screw, and a compensation bead integrally formed with the clamp body for restraining and firmly fastening the hose in an amount being reduced as the diameter of the hose is decreased due to long-term use, wherein the compensation bead further includes a plastic deformation prevention means, to prevent the compensation bead from not being restored to its original state due to loss of its elasticity by a plastic deformation. | 05-24-2012 |
20130000083 | HOSE CLAMP - A hose clamp includes: a clamp body having a plurality of screw holes passing therethrough; a coupling housing disposed at one side of the clamp body and into which an opposite side of the clamp body is inserted; and a coupling screw rotatably disposed in the coupling housing and engaged with the screw holes of the clamp body inserted within the coupling housing, wherein the clamp body includes a compensating means including at least one compensation bead formed at one side of the clamp body for resiliently fastening a hose by a degree by which a diameter of the hose is decreased so as to firmly tighten the hose. The hose clamp can prevent the compensation means from being deformed over the resilient area, so that the compensation means is not deformed over the resilient area. | 01-03-2013 |
20130040053 | RIPCORD OF OPTIC CABLES AND METHOD OF MANUFACTURING THE SAME - Disclosed are a ripcord for optic cable and a method of manufacturing the same. The ripcord for optic cable has a coating layer formed by applying a coating solution, which includes a binder and a colorant dispersed in the binder, to a surface of a folded and twisted yarn formed by folding and twisting together wholly aromatic polyamide filaments. | 02-14-2013 |
20130088006 | TORQUE CONTROL CAP FOR HOSE CLAMP - Torque control cap for a hose clamp makes the hose clamp to fasten a hose with a set torque even if an excessive power if transferred to a fastening bolt. The cap is applied to the hose clamp comprising a clamp body formed by circularly bending a narrow and long plate member and a detachable means configured to fasten or release a hose through decreasing or increasing a diameter of the clamp body and installed at one of a right or left side end of the clamp body, and is configured to fasten a fastening bolt with an optimum torque in accordance with the selected hose and prevent the hose and the hose clamp from being damaged, and the torque control cap includes a fastening tip coupled to a head of the fastening bolt to transfer a fastening force of a tool to the fastening bolt, and a cutaway part. | 04-11-2013 |
Patent application number | Description | Published |
20120168074 | SHEET FOR FORMING HARD COATING - The present invention relates to a sheet for forming a hard coating and a method of formation. The present invention can provide a transfer material or a surface protection sheet having a high index of refraction and superior physical properties, such as hardness, friction resistance, abrasion resistance, chemical resistance, transparency, luster, and the like, for forming a hard coating on the surface of various molded products, including resin molded products or wood products, and a method for forming a hard coating from such transfer material or surface protection sheets. | 07-05-2012 |
20120184640 | RESIN COMPOSITION FOR FORMING HARD COATING - The present invention relates to a sheet for forming a hard coating and a method of formation thereof. The present invention can provide a transfer material or a surface protection sheet having a high refractive index and superior physical properties, such as hardness, friction resistance, abrasion resistance, chemical resistance, transparency, luster, and the like, for forming a hard coating on the surface of various molded products, including resin molded products or wood products, and a method for forming a hard coating from such transfer material or surface protection sheets. | 07-19-2012 |
Patent application number | Description | Published |
20130335396 | DISPLAY DEVICE, POWER CONTROL DEVICE, AND DRIVING METHOD THEREOF - A display device includes a plurality of pixels and a power supply controller that includes a first power supply source unit supplying a high power supply voltage, and a second power supply source unit supplying a low power supply voltage. The high power supply voltage is different from the low power supply voltage. The power supply controller connects one of the first and second power supply source units to the plurality of the pixels. The one of the first and second power supply source units is switched to another of the first and second power supply source units at a switching time, at which the one of the first and second power supply source units stops operation. | 12-19-2013 |
20140312799 | DISPLAY DEVICE AND CONTROLLER THEREFOR - A display device includes a voltage supply unit to output a first voltage, a switch unit to selectively output the first voltage or a second voltage, a coupling member to transfer a third voltage to a display panel, and a feedback unit to selectively feed back the first voltage or the third voltage. The voltage supply unit receives a voltage based on the first voltage or the third voltage selected by the feedback unit, and the third voltage is based on the first voltage output from the switch unit. The voltage supply unit may compensate for drops in a control voltage of the display panel based on the fed back voltage. | 10-23-2014 |
20140362124 | ORGANIC LIGHT EMITTING DISPLAY DEVICE - An organic light emitting display includes a display panel, a power supply circuit, a voltage detection unit and a voltage compensation unit. The display panel includes a plurality of pixels. The power supply circuit outputs a first power source to the display panel. The voltage detection unit is positioned between the display panel and the power supply circuit, and detects a detection voltage data of the first power source output from the power supply circuit. The voltage compensation unit compares the detection voltage data with a previously stored reference voltage data, and controls the power supply circuit to output the first power source having a voltage level set based on the reference voltage data. | 12-11-2014 |
20150130367 | DISPLAY APPARATUS, POWER VOLTAGE GENERATING APPARATUS, AND METHOD OF GENERATING POWER VOLTAGE - A power voltage generating apparatus supplies a power voltage to a plurality of pixel circuits of a display apparatus. The power voltage generating apparatus includes: a high voltage converter to generate a high voltage; a low voltage converter to generate a low voltage; a switching circuit to alternately output the high voltage and the low voltage at a power voltage terminal as the power voltage; and a discharging unit coupled to the power voltage terminal and configured to discharge the power voltage terminal until a voltage output is converted from the high voltage to the low voltage by using the switching circuit. | 05-14-2015 |
20150249816 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND DRIVING METHOD THEREOF - A method of driving an organic light emitting display, the method including supplying a data signal of an i-th (i is a natural number) frame corresponding to a scan signal non-sequentially supplied during a first period in an i-th frame period, and supplying a data signal of (i+1)-th frame corresponding to a scan signal non-sequentially supplied during a second period, which is different from the first period, in the i-th frame period. | 09-03-2015 |
Patent application number | Description | Published |
20140313394 | ZOOM LENS AND IMAGING APPARATUS EMPLOYING THE SAME - A zoom lens includes, in an order from an object side to an image surface side: a first lens group having positive refractive power and including a negative lens and a positive lens; a second lens group having negative refractive power and including a negative lens having a meniscus shape concave to the image surface side; a third lens group having positive refractive power and including an aspherical lens having at least one aspherical surface; and a fourth lens group having positive refractive power. During zooming from a wide angle position to a telephoto position, the first through fourth lens groups all move, and the third lens group moves from the image surface side to the object side and then back to the image surface side. | 10-23-2014 |
20150015956 | ZOOM LENS AND ELECTRONIC DEVICE INCLUDING THE SAME - Provided are a zoom lens and an electronic device including the same. The zoom lens includes, in order from an object side to an image side, a first lens group having a negative refractive power, a second lens group having a positive refractive power, a third lens group having a positive refractive power, and a fourth lens group having a positive refractive power. When zooming from a wide angle position to a telephoto position, an interval between the first lens group and the second lens group decreases, an interval between the second lens group and the third lens group decreases, and an interval between the third lens group and the fourth lens group increases. The second lens group includes, in a sequence from the object side, a positive lens, a positive lens, a positive lens, and a negative lens. | 01-15-2015 |