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Chi-Young

Chi-Young Kim, Seoul KR

Patent application numberDescriptionPublished
20100002377FUNCTION EXTENDING ASSEMBLY AND PORTABLE TERMINAL HAVING THE SAME - A function-extending assembly and a portable terminal having the same. The function-extending assembly includes a body to which a terminal body is detachably mounted, and having a module mounting unit; function-extending modules detachably mounted to the module mounting unit, and providing one or more functions relating to the terminal body; and a user input unit disposed on the module mounting unit, and receiving a user input information as manipulating units installed at the function-extending modules are handled. Since a plurality of function-extending modules having various functions are applied to the function-extending assembly in a replaceable manner, various extended functions are provided to the portable terminal serving as a single device.01-07-2010
20100053861MOBILE TERMINAL - A mobile terminal is provided that includes a housing having an opening, a display provided in the opening of the housing, a bezel provided on the housing, and at least one sensor or a touch screen/sensor provided at the bezel. The at least one sensor or touch screen detects a user selection on the bezel such that an image on the display changes or a command is performed by the mobile terminal. The sensor or the touch screen/sensor also allows images on the main display to be not hidden because items or commands are selected on the bezel.03-04-2010
20100328860FOLDABLE MOBILE TERMINAL - A portable terminal includes a first body having a first touch screen on an outer surface of the first body, a second body having a second touch screen on an outer surface of the second body, and a hinge unit configured to rotatably connect the first body and the second body. The first touch screen and the second touch screen face the same direction in an unfolded configuration, and the first touch screen and the second touch screen face each other in a folded configuration. The portable terminal further includes a rotation preventing unit configured to prevent relative rotation of the first body and the second body in the absence of an action for relative rotation when the portable terminal is in the unfolded configuration.12-30-2010

Chi-Young Lee, Yongin-Si KR

Patent application numberDescriptionPublished
20110104537Current collecting plate and secondary battery including current collecting plate - A secondary battery includes an electrode assembly including a positive electrode, a negative electrode, and separators which are wound together, current collecting plates attached to the electrode assembly, a case configured to accommodate the electrode assembly and the current collecting plates, and a cap configured to cover an opening of the case and electrically connect to the current collecting plates. Each of the current collecting plates includes a current collecting part and a welding part. The current collecting parts electrically connect to the electrode assembly. The welding part is welded to the electrode assembly and the current collecting part.05-05-2011
20110136000Rechargeable Battery - A rechargeable battery includes: a case; an electrode assembly housed in the case and including a first electrode, a second electrode, and a separator between the first electrode and the second electrode, the first electrode having a coated portion coated with a first active material and an uncoated portion absent the first active material; a safety assembly including a first electric conductive plate and a first supporting protrusion extending from the first electric conductive plate and physically coupled to the uncoated portion; a current collecting tab electrically coupling the electrode assembly with the terminal and physically coupled to the uncoated portion; and a first auxiliary plate physically coupled to the uncoated portion at a surface of the uncoated portion opposite to where the first supporting protrusion is physically coupled to the uncoated portion.06-09-2011

Chi-Young Lee, Suwon-Si KR

Patent application numberDescriptionPublished
20090087735Rechargeable battery - A rechargeable battery having a current collector plates that a have a stable and reliable connection to an uncoated portion of one of the anode and the cathode of the electrode assembly. The rechargeable battery includes the electrode assembly, a case, a cap assembly, and the current collecting plates. The electrode assembly includes the anode, the cathode, and a separator arranged between the anode and the cathode. The case houses the electrode assembly. The cap assembly closes and seals the case and includes an electrode terminal. The current collecting plates connect the electrode assembly and the cap assembly and each include a plurality of current collecting protrusions that extend into the electrode assembly. The current collecting protrusions of one current collector plate are arranged among the current collecting protrusions of another current collecting plate, and the uncoated region of one of the anode and the cathode is arranged among these current collecting protrusions.04-02-2009
20100159316Secondary battery module - A secondary battery module including a plurality of unit batteries that each include a cap plate and a case connected to either one of a positive electrode and a negative electrode of an electrode assembly and an electrode terminal connected to the other of the positive electrode and negative electrode, wherein the electrode terminal protrudes outside of a unit battery by passing through the cap plate covering the case, and a connector having a first end and a second end, wherein the first end fits on the electrode terminal of one of the unit batteries and is screw-engaged to the electrode terminal by a nut and the second end is connected to the case of another adjacent unit battery.06-24-2010
20100167113RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly comprising a positive electrode, a negative electrode, and a separator between the positive electrode and the negative electrode wound together and a case housing the electrode assembly, wherein the electrode assembly has an inner surface and an outer surface having a concave portion.07-01-2010
20100227215RECHARGEABLE BATTERY - A battery including: a case having a case region extendable along a first direction; an electrode assembly housed within the case and including a first electrode, a second electrode, and a separator between the first electrode and the second electrode, the first electrode including a first uncoated region at a first end of the electrode assembly, and the second electrode including a second uncoated region at a second end of the electrode assembly, the second end facing oppositely away from the first end, and the first uncoated region being spatially separated from the second uncoated region along the first direction; and a terminal electrically coupled to at least one of the first uncoated region or the second uncoated region, the case region being between the first uncoated region and the second uncoated region along the first direction.09-09-2010
20100233519RECHARGEABLE BATTERY - A rechargeable battery configured to stably and easily interrupt a current includes: an electrode assembly including a positive electrode, a negative electrode, and a separator between the positive electrode and the negative electrode; a case containing the electrode assembly therein and having a first opening at one end thereof; and a first plate coupled to the case and sealing the first opening, the first plate electrically connected to the electrode assembly, wherein the first plate includes a wrinkle portion configured to deform for disconnecting the first plate from the electrode assembly when an internal pressure of the case is greater than a reference pressure.09-16-2010
20110151318Secondary battery - A secondary battery including an electrode assembly, the electrode assembly including electrode plates and a separator interposed between the electrode plates, at least one of the electrode plates including a coated part, the coated part including a metallic plate having an active material coated thereon, and an uncoated part, the uncoated part including a metallic plate without active material coated thereon, the uncoated part including a folding line in the uncoated part, and a folding part with an end portion folded with respect to the folding line; and a current collector electrically contacting the folding part.06-23-2011
20110177387Rechargeable battery - A rechargeable battery includes an electrode assembly in a battery case, the electrode assembly including a positive electrode, a negative electrode, and a separator, a cap plate connected to the battery case, the cap plate including a short member configured to deform and electrically connect the positive and negative electrodes, and a current collecting portion including at least one fuse, the at least one fuse being electrically connected to one of the negative and positive electrodes of the electrode assembly.07-21-2011

Patent applications by Chi-Young Lee, Suwon-Si KR

Chi-Young Lee, Hwaseong-Si KR

Patent application numberDescriptionPublished
20110233771SEMICONDUCTOR PACKAGES HAVING WARPAGE COMPENSATION - A semiconductor package can include a substrate body having a first surface and a second surface. A semiconductor chip can be mounted on the first surface and a plurality of electrode pads can be on the second surface and selectively formed to have progressively smaller or larger sizes extending from a central region of the substrate body toward an outer edge of the substrate body based on a reflow soldering process warpage profile for the semiconductor package.09-29-2011

Chi-Young Park, Suwon-Si KR

Patent application numberDescriptionPublished
20100328473DIGITAL PHOTOGRAPHING APPARATUS AND METHOD FOR DEALING WITH SHAKE - Provided is a digital photographing apparatus and method of obtaining data of a clear image even though the digital photographing apparatus shakes. The digital photographing apparatus includes: a lens; an imaging device generating data from light incident through the lens; an imaging device base on which the imaging device is disposed; a light diode integrated circuit disposed on the imaging device base; and an imaging device base actuator moving the imaging device base and controlling a position of the imaging device. The method comprises generating data from light incident through a lens; detecting a direction of shake of the digital photographing apparatus according to a difference in the amount of light detected in each of four regions of the surface of a light diode integrated circuit; and changing a position of the imaging device in the opposite direction to the detected direction of the shake.12-30-2010
20110188840LENS BARREL AND PHOTOGRAPHING APPARATUS COMPRISING THE SAME - A lens barrel and a photographing apparatus comprising the lens barrel include: a lens module that comprises at least one lens and moves along an optical axis of the at least one lens; a shake correction module arranged near the lens module; at least one fixing member that is disposed between the lens module and the shake correction module and fixes the shake correction module in response to being pressed by the lens module; a frame on which the at least one fixing member is installed; and at least one elastic member that elastically mounts the at least one fixing member on the frame.08-04-2011

Chi-Young Song, Deajon-Si KR

Patent application numberDescriptionPublished
20080272765Brushless DC Motor Using Linear Hall-Effect Sensor And Realization Method Of Speed Signal Thereof - Disclosed is a realization method of a speed signal of a motor using a linear Hall-effect sensor characterized by comprising the steps of: by using a Hall signal in the form of a sine wave of a linear Hall-effect sensor, determining coordinate values on a x-y coordinate system of the position sensor; evaluating a summed coordinate value of the above coordinate values; calculating the angle(θ) formed by a summed coordinate value and the x axis; determining the quadrant of the resulted angle(θ); and determining a speed signal by dividing the final motor displacement value by the rate of time change.11-06-2008