Patent application number | Description | Published |
20080227296 | SLURRY COMPOSITIONS, METHODS OF PREPARING SLURRY COMPOSITIONS, AND METHODS OF POLISHING AN OBJECT USING SLURRY COMPOSITIONS - A slurry composition includes an acidic aqueous solution and one or both of, an amphoteric surfactant and a glycol compound. Examples of the amphoteric surfactant include a betaine compound and an amino acid compound, and examples of the amino acid compound include lysine, proline and arginine. Examples of the glycol compound include diethylene glycol, ethylene glycol and polyethylene glycol. | 09-18-2008 |
20090042494 | PAD CONDITIONER OF SEMICONDUCTOR WAFER POLISHING APPARATUS AND MANUFACTURING METHOD THEREOF - A pad conditioner of semiconductor wafer polishing apparatus and a pad conditioner manufacturing method thereof are provided with a uniform conditioning for a polishing pad of a polishing apparatus, the polishing apparatus being for evenly planarizing a metal layer formed on the surface of wafer in a semiconductor device manufacturing processor. The pad conditioner may include a substrate constructed of a flat plate of disk shape, a coating part formed with a given thickness on the substrate, and a plurality of protrusion parts formed on the coating part, the plurality of protrusion parts having a plurality of polishing members based on the same size in a predetermined grouping or pattern. | 02-12-2009 |
20110027996 | SLURRY COMPOSITION FOR A CHEMICAL MECHANICAL POLISHING PROCESS, METHOD OF POLISHING AN OBJECT LAYER AND METHOD OF MANUFACTURING A SEMICONDUCTOR MEMORY DEVICE USING THE SLURRY COMPOSITION - A slurry composition for a chemical mechanical processing process includes about 0.05 to about 0.3 percent by weight of a ceria abrasive, about 0.005 to about 0.04 percent by weight of an anionic surfactant, about 0.0005 to about 0.003 percent by weight of a polyoxyethylene-based nonionic surfactant, about 0.2 to about 1.0 percent by weight of a salt of polyacrylic acid having an average molecular weight substantially greater than a molecular weight of the anionic surfactant, and a remainder of water. In addition, a method of polishing an object layer and a method of manufacturing a semiconductor device using the slurry composition are also provided. | 02-03-2011 |
20130212951 | POLISHING PAD AND METHOD OF MANUFACTURING THE SAME - Polishing pad and method of manufacturing the same, the method including: (a) mixing materials for forming a polishing layer; (b) mixing at least two from among inert gas, a capsule type foaming agent, a chemical foaming agent, and liquid microelements that are capable of controlling sizes of pores, with the mixture in (a) so as to form two or more types of pores; (c) performing gelling and hardening of the mixture generated in (b) so as to form a polishing layer including the two or more types of pores; and (d) processing the polishing layer so as to distribute micropores defined by opening the two or more types of pores on a surface of the polishing layer. | 08-22-2013 |
20140364044 | POLISHING PAD AND METHOD OF MANUFACTURING THE SAME - Polishing pad and method of manufacturing the same, the method including: (a) mixing materials for forming a polishing layer; (b) mixing at least two from among inert gas, a capsule type foaming agent, a chemical foaming agent, and liquid microelements that are capable of controlling sizes of pores, with the mixture in (a) so as to form two or more types of pores; (c) performing gelling and hardening of the mixture generated in (b) so as to form a polishing layer including the two or more types of pores; and (d) processing the polishing layer so as to distribute micropores defined by opening the two or more types of pores on a surface of the polishing layer. | 12-11-2014 |
20140364578 | POLISHING PAD COMPOUND - A polishing pad compound and a polishing pad, the polishing pad compound including a pre-polymer; and a hardener, wherein the pre-polymer includes about 45 wt % to about 50 wt % of a polyol, about 5 wt % to about 25 wt % of a hardness regulator, and a balance of an isocyanate. | 12-11-2014 |
20140366396 | APPARATUS FOR MANUFACTURING POLISHING PAD AND METHOD OF MANUFACTURING POLISHING PAD USING THE SAME - An apparatus for manufacturing a polishing pad includes a housing including a body, an interconnection portion, and a discharging portion, and a stirrer located in the housing, the stirrer mixing a polishing pad composition and a pore forming material with each other. A diameter of the discharging portion is in a range of about 9 mm to about 16 mm. | 12-18-2014 |
Patent application number | Description | Published |
20080285845 | Image processing apparatus and method - An image processing apparatus according to the present invention comprises an object area extracting unit for extracting an object area including an object pixel and pixels adjacent to the object pixel from a bayer pattern image; a fault pixel judging unit for determining if the object pixel is a fault pixel based on levels of the adjacent pixels and a fault pixel judgment standard range that varies according to a level of the object pixel; and a fault pixel correcting unit for correcting the level of the object pixel determined to be a fault pixel based on a level average value of the adjacent pixels and a fault pixel correction standard range that varies according to the level average value of the adjacent pixels. | 11-20-2008 |
20080292207 | Image processing apparatus and image processing method - An image processing apparatus is provided, including a brightness change level classifying unit, a dynamic weight calculating unit, and a brightness correcting unit. The brightness change level classifying unit compares a brightness change average value representing brightness changes from a pixel of interest to neighboring pixels around the pixel of interest with an upper threshold value and a lower threshold value and classifies the brightness change level of the pixel of interest into three types of levels according to the result of the comparison. An upper threshold value and a lower threshold value are predetermined based on the brightness of the pixel of interest. The dynamic weight calculating unit calculates different dynamic weights according to the brightness change level of the pixel of interest. The brightness correcting unit corrects the brightness of the pixel of interest, based on the dynamic weights. Accordingly, noise generated on a plane part of an image is minimized and a contour of the image is appropriately emphasized, consequently improving the definition of images. | 11-27-2008 |
20080316334 | Apparatus and method for processing image - Provided is an apparatus and method for processing an image which can correct image distortion caused by hand shake. The apparatus includes: a reference image acquiring unit for acquiring a first and a second reference images by using different shutter times and international standard organization (ISO) values; and a color information correcting unit for correcting color information of an input image, which is obtained by using a shutter time that is shorter of the shutter times used to acquire the first and the second reference images, based on a brightness ratio and a chrominance ratio of the first and second reference images. Accordingly, image distortion caused by hand shake can be corrected. | 12-25-2008 |
Patent application number | Description | Published |
20120065634 | METHOD OF TREATING AN INTER-VERTEBRAL DISC - The present invention relates to treating an inter-vertebral disc, in particular, to a method of treating an inter-vertebral disc by effectively ablating a tissue within a disc, in which herniation of nucleus pulposus occurs. | 03-15-2012 |
20120089141 | DIRECTION-CONTROLLABLE ELECTRODE BODY FOR SELECTIVELY REMOVING BODILY TISSUE, AND GUIDE PIPE - Disclosed is a direction controllable electrode body, comprising a flexible body which comprises: a first electrode, comprising a body, a first cap joined to one end of the body, and a first electrode line connected to an other end of the body; an insulator in partial contact with the body and the first cap of the first electrode, said insulator functioning to insulate the first electrode from the second electrode; a second electrode, comprising a first ring in contact with the insulator, and a second electrode line connected to one end of the first ring; and a direction controller, comprising a first direction controlling wire communicating with the first electrode or the second electrode to control direction of the electrode body. Also, a guide pipe is provided for leading the electrode body to a target tissue. | 04-12-2012 |
Patent application number | Description | Published |
20100156380 | PHASE DETECTING DEVICE, PHASE CONTROL DEVICE INCLUDING THE PHASE DETECTING DEVICE, AND FUSER CONTROL DEVICE INCLUDING THE PHASE CONTROL DEVICE - A phase detecting device includes a power input unit that receives an AC voltage; a phase detector that detects zero-crossing points of the AC voltage, and outputs a phase detecting signal when the zero-crossing points of the AC voltage are detected; and a power switch that selectively cuts off a flow of AC into the power input unit in response to a mode control signal. | 06-24-2010 |
20120020691 | Phase detecting device, phase control device including the phase detecting device, and fuser control device including the phase control device - An image forming apparatus includes a fuser that fuses a paper medium and a fuser control device that controls an AC power supplied to the fuser. The fuser control device includes a phase detecting device that receives an AC voltage, detects zero-crossing points of the AC voltage, outputs a phase detecting signal when the zero-crossing points are detected, and selectively cuts off a flow of AC power into the phase detecting device in response to a mode control signal, a signal generator that generates a phase control signal to control a phase of the AC power supplied to the fuser based on the phase detecting signal, and a temperature controller that controls a temperature of the fuser by controlling the phase of the AC power supplied to the fuser according to the phase control signal. | 01-26-2012 |
20130028624 | PHASE DETECTING DEVICE, PHASE CONTROL DEVICE INCLUDING THE PHASE DETECTING DEVICE, AND FUSER CONTROL DEVICE INCLUDING THE PHASE CONTROL DEVICE - An image forming apparatus includes a fuser that fuses a paper medium and a fuser control device that controls an AC power supplied to the fuser. The fuser control device includes a phase detecting device that receives an AC voltage, detects zero-crossing points of the AC voltage, outputs a phase detecting signal when the zero-crossing points are detected, and selectively cuts off a flow of AC power into the phase detecting device in response to a mode control signal, a signal generator that generates a phase control signal to control a phase of the AC power supplied to the fuser based on the phase detecting signal, and a temperature controller that controls a temperature of the fuser by controlling the phase of the AC power supplied to the fuser according to the phase control signal. | 01-31-2013 |