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Cha, Seongnam-Si

Dong Eun Cha, Seongnam-Si KR

Patent application numberDescriptionPublished
20110094986AUXILIARY APPARATUS OF CARRIER FOR VEHICLES - Disclosed herein is an auxiliary apparatus of a carrier mounted to a rear portion of a vehicle, including a locking unit fastened to the carrier, the locking unit including a locking pin to be extracted or retracted in response to operation of a switch unit, a rotary plate rotatably coupled to the locking unit, and a fastening member mounted to the rotary plate, the fastening member having at least a fastening hole into which the locking pin is selectively inserted and locked according to the operation of the switch unit.04-28-2011
20110108592Bicycle Carrier for Vehicle - Disclosed herein is a bicycle carrier for a vehicle, which is housed in the rear bumper of the vehicle to be concealed and when necessary is drawn out from the rear bumper to carry a bicycle. The bicycle carrier includes a front frame positioned in a rear bumper of the vehicle and secured to a rear end of a vehicle body. A central frame perpendicularly passes through the front frame. A rear frame is secured to a rear end of the central frame. A folding unit couples each of opposite ends of the front frame with each of opposite ends of the rear frame and is folded to vary a distance between the front frame and the rear frame. A bicycle wheel support is provided on the folding unit. A bicycle body support is provided on the central frame.05-12-2011

Douk-Soon Cha, Seongnam-Si KR

Patent application numberDescriptionPublished
20080226344POWER TRANSMISSION DEVICE, DRIVE TRANSMITTING APPARATUS OF IMAGE FORMING APPARATUS USING THE SAME, AND IMAGE FORMING APPARATUS USING THE SAME - A power transmitting device that allows a rotation driving unit to stably rotate at a constant angular velocity while overcoming an effect of backlash of a gear which is an element to transmitting power, a drive transmitting apparatus of an image forming apparatus that employs the power transmitting device, and an image forming apparatus that employs the power transmitting device. The power transmitting device includes a weighted rotor that has a weight larger than the rotation object and is connected to the rotation object to rotate along with the rotation object; and a viscous member to reduce a rotation force of the weighted rotor due to a viscosity of a fluid filled therein. The power transmitting device prevents change of the rotation speed of the rotation object due to a gear backlash by using the weight of a weighted rotor and a viscous braking force of a damping grease, and the anti-backlash function can be maintained during a long period of operation. Accordingly, when the power transmitting device is applied to a drive transmitting apparatus of an image forming apparatus, an image forming apparatus forming stable images can be realized.09-18-2008

Patent applications by Douk-Soon Cha, Seongnam-Si KR

Gil Hong Cha, Seongnam-Si KR

Patent application numberDescriptionPublished
20100255150METHOD OF MAKING BREAD AND BREAD MADE BY THE METHOD - Provided is a method of making bread that can increase taste appeal and slow aging by fermenting dough at a low temperature for a long time to improve its texture and flavor, and bread made by the method.10-07-2010
20100255151METHOD OF MAKING BREAD AND BREAD MADE BY THE METHOD - A bread making method including: a cold sponge process where strong flour, dried yeast, yeast food, salt, an improver, and water are mixed, stirred at low speed, stirred at high speed, and then fermented at a temperature and relative humidity; a dough process in which the resulting mixture of the cold sponge process is mixed with strong flour, sugar, salt, dried milk, dried yeast, margarine, and water, and the to resulting mixture is given a floor time and then divided into pieces; a freezing storage process in which the dough is frozen, wrapped in plastic, and stored at a temperature of less than −18 degrees C.; a thawing process in which the resulting dough pieces of the freezing process are thawed; and a second fermentation process in which each of the resulting dough pieces is molded and subjected to a second fermentation.10-07-2010

Hwa-Jin Cha, Seongnam-Si KR

Patent application numberDescriptionPublished
20090316595METHOD AND APPARATUS FOR IDENTIFYING BASE STATION IN WIRELESS COMMUNICATION SYSTEM - A method and an apparatus for identifying a base station in a wireless communication system are provided. The method includes storing a Neighbor Cell List (NCL) received from a serving base station, obtaining a Physical Cell IDentifier (PCID) from a signal received from a neighbor base station, and identifying whether the neighbor base station is a macro base station or a femto base station by determining whether the obtained PCID exists in the stored NCL.12-24-2009
20100041393PAGING METHOD AND APPARATUS THEREOF IN BROADBAND WIRELESS COMMUNICATION SYSTEM - Provided are a paging method and an apparatus thereof for User Equipment (UE) in a broadband wireless communication system. In the method, a paging message is received from a macro base station. Whether there exists an accessible femto base station inside a service area of the macro base station is determined. When there does not exist the accessible femto base station inside the service area of the macro base station, the UE responds to the paging message of the macro base station. When there exists the accessible femto base station inside the service area of the macro base station, the UE waits for a paging message to be received from the femto base station.02-18-2010
20100069069Apparatus and method for automatically searching for low-power base station supporting access of registered user in mobile communication system - An apparatus and method for automatically searching for a low-power Base Station (BS) supporting access of a registered user in a mobile communication system includes a method of performing automatic search on a Closed Subscriber Group (CSG) cell by a User Equipment (UE). The method includes determining by the UE whether automatic search needs to be performed on the CSG cell. The method also includes, if it is determined that automatic search does not need to be performed on the CSG cell, turning off by the UE a CSG cell automatic search function of the UE by emptying a first white list including CSG Identifiers of accessible CSG cells.03-18-2010
20100178922Apparatus and method for handover in mobile communication system - An apparatus and method for handover in a mobile communication system enables a Mobile Station (MS) to perform a normal handover without performing an unnecessary handover. A Base Station (BS) apparatus capable of preventing an unnecessary handover includes a handover manager. The handover manager receives handover information, including information about at least one cell through which an MS has passed, from a neighbor cell to determine whether the MS has performed an unnecessary handover. If it is determined that the MS has performed an unnecessary handover, the handover manager notifies the occurrence of the unnecessary handover by the MS to the neighbor cell.07-15-2010
20100234027METHOD AND SYSTEM FOR IMPROVING CALL DROP CAUSED BY RADIO LINK FAILURE IN MOBILE COMMUNICATION SYSTEM - A method and system for improving a call drop caused by a Radio Link Failure (RLF) before handover triggering in a mobile communication system are provided. The method of improving the call drop caused by the RLF in the mobile communication system includes detecting an RLF occurring before handover triggering (RLF_before_HO), generating one of an RLF_before_HO-dependent statistics and an RLF_before_HO-dependent log file, transmitting the one of the RLF_before_HO-dependent statistics and the RLF_before_HO-dependent log file to a serving Base Station (BS), and updating a Neighbor Relation Table (NRT) and optimizing a handover parameter using the one of the RLF_before_HO-dependent statistics and the RLF_before_HO-dependent log file.09-16-2010

Patent applications by Hwa-Jin Cha, Seongnam-Si KR

Hye-Yeon Cha, Seongnam-Si KR

Patent application numberDescriptionPublished
20080261088Fuel cell and manufacturing method thereof - A fuel cell and a method of manufacturing the fuel cell are disclosed. A method of manufacturing a fuel cell by electrically connecting a first cell and a second cell that are coupled over both sides of a membrane with a predetermined gap between the first cell and the second cell, where the first cell and the second cell each has an anode on one side and a cathode on the other side, may include perforating a hole in the membrane between the first cell and the second cell, and electrically connecting the anode of the first cell with the cathode of the second cell through the hole using a conductive member. This method does not entail unnecessary increases in volume or complicated flow paths, and the method can reduce electrical resistance while simplifying the peripheral equipment.10-23-2008
20080318095Hydrogen generating apparatus and fuel cell power generation system - A hydrogen generating apparatus is disclosed, which can provide a constant amount of hydrogen regardless of its orientation. The hydrogen generating apparatus can include an electrolyte bath, which contains an electrolyte solution; a free-moving first electrode, which is positioned inside the electrolyte bath, and which generates electrons; a free-moving second electrode, which is positioned inside the electrolyte bath, and which receives the electrons to generate hydrogen; a spacer positioned between the first electrode and the second electrode; and a control unit, which is connected with the first electrode and the second electrode, to control an amount of electrons traveling from the first electrode to the second electrode.12-25-2008
20080318096Hydrogen generating apparatus and fuel cell power generation system - A hydrogen generating apparatus can include an absorbent layer that absorbs an aqueous solution, a metal membrane deposited on either side of the absorbent layer such that the absorbent layer is interposed between the metal membranes, and a support layer formed on one side of one of the metal membranes that transports hydrogen generated by a reaction between the aqueous solution and the metal membrane. A batch type reaction may thus be implemented between the aqueous solution and the metal membranes, so that the reaction can be controlled to provide an even rate of hydrogen generation. Possible disturbances to the reaction resulting from by-products can be prevented, and since there is no additional equipment required, the volume and weight of the fuel cell power generation system can be reduced, and the extra power consumption by the additional equipment can be avoided.12-25-2008
20090011296Hydrogen generating apparatus and fuel cell power generation system - A hydrogen generating apparatus and a fuel cell power generation system. An aspect of the invention provides a hydrogen generating apparatus for generating hydrogen through a dissociation reaction of an aqueous solution using electrons formed by an ionization of a metal. The hydrogen generating apparatus can include a chamber, which contains the aqueous solution, and in one side of which an outlet is formed to discharge the hydrogen; and a membrane, which is formed inside the chamber adjacent to the outlet, and which selectively permits the passage of the hydrogen. With certain embodiments of the invention, the overflowing of reagents can be prevented, for higher efficiency in the fuel cell. Because of the improvement in efficiency of the fuel cell power generation system, the volume of the system can be reduced, allowing for easier application to mobile devices.01-08-2009

Mi Young Cha, Seongnam-Si KR

Patent application numberDescriptionPublished
20100179120NOVEL AMIDE DERIVATIVE FOR INHIBITING THE GROWTH OF CANCER CELLS - The present invention provides a novel amide derivative and a pharmaceutically acceptable salt thereof which selectively and effectively inhibits the growth of cancer cells induced by the overexpression of an epidermal growth factor receptor and also prevents the development of drug resistance caused by the mutation of EGFR tyrosine kinase, and a pharmaceutical composition comprising same as an active ingredient.07-15-2010

Young-Jae Cha, Seongnam-Si KR

Patent application numberDescriptionPublished
20100165892APPARATUS AND METHOD FOR IMPLEMENTING EFFICIENT REDUNDANCY AND WIDENED SERVICE COVERAGE IN RADIO ACCESS STATION SYSTEM - Disclosed is an apparatus and a method for implementing efficient redundancy and an expanded service coverage in a Radio Access Station (RAS) system. In the RAS system, if the main processor unit generates switching control signals in response to the sensed failures on sensing a failure in any of the channel cards and the transceivers or a failure in any of the high-power amplifiers, all supporting M (i.e., the number of FAs equal to or more than three) and K (i.e., the number of sectors equal to or more than three), between the transceivers and the predetermined Time Division Duplex (TDD) switches connected to the antennas, the RF switch unit switches a path based on the generated switching control signals so as to substitute the failed module either by one additional redundancy transceiver per M and K or by one additional redundancy high-power amplifier per M and K. As a result, an efficient N+1 redundancy structure is embodied.07-01-2010