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Jin-Sung Kim
Jin-Sung Kim, Yongin-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20080198944 | POWER TRANSMISSION APPARATUS IN WIRELESS COMMUNICATION SYSTEMS - An envelope elimination and restoration power transmission apparatus in a wireless communication system is provided. The apparatus comprises a signal processor for dividing a transmission signal into a size component and a phase component and for generating a control signal for controlling a current of a bias modulator according to the size component, the bias modulator for amplifying the size component according to the control signal supplied from the signal processor, for lowering an impedance characteristic of the amplified size component and for outputting the amplified size component, a frequency modulator for modulating the phase component into a radio frequency (RF) signal, and a power amplifier for amplifying the RF signal by using an output signal of the bias modulator as a bias voltage. As provided, the transmission apparatus reduces a memory effect due to an impedance difference in a modulation frequency band. | 08-21-2008 |
| 20080226977 | Electrolyte for lithium ion rechargeable battery and lithium ion rechargeable battery including the same - An electrolyte for the lithium rechargeable battery includes a non-aqueous organic solvent, lithium salts, vinylethylene carbonate and fluoroethylene carbonate. With this electrolyte, the ba0ttery life can be improved, and the storing property at a high temperature can be improved because the increasing rate of the battery thickness according to the increased internal pressure in the battery due to the gas generation is reduced when being kept at the high temperature, and the discharging property at a low temperature is improved because the discharge capacity can be increased when discharging at the low temperature. | 09-18-2008 |
| 20110081582 | RECHARGEABLE LITHIUM BATTERY - A rechargeable lithium battery including: a positive electrode including a nickel-based positive active material; a negative electrode including a negative active material; and an electrolyte including a non-aqueous organic solvent, a lithium salt, a first fluoroethylene carbonate additive, a second vinylethylene carbonate additive, and a third alkane sultone additive, wherein when the battery is thicker than about 5 mm, a mixing weight ratio of the first fluoroethylene carbonate additive to the second vinylethylene carbonate additive ranges from about 5:1 to about 10:1, or when the battery is thinner than about 5 mm, the mixing weight ratio of the first fluoroethylene carbonate additive to the second vinylethylene carbonate additive ranges from about 1:1 to about 4:1. | 04-07-2011 |
| 20110101924 | ELECTROLYTIC SOLUTION FOR LITHIUM BATTERY, LITHIUM BATTERY COMPRISING THE SAME AND METHOD OF OPERATING THE LITHIUM BATTERY - An electrolytic solution for a lithium battery including a positive electrode having a nickel-cobalt-manganese based active material, the electrolytic solution including a nonaqueous organic solvent and a lithium salt, the nonaqueous organic solvent including ethylene carbonate and dimethyl carbonate, a lithium battery including the electrolytic solution, and a method of operating the lithium battery. | 05-05-2011 |
| 20110117428 | LITHIUM BATTERY AND METHOD OF MANUFACTURING THE SAME - A lithium battery including a negative electrode containing a negative active material into which lithium ions intercalate at an electrical potential equal to or greater than 1.2 V with respect to a potential of Li, and a method of manufacturing the lithium battery. According to one or more embodiments of the present invention, a lithium battery includes: a positive electrode; a negative electrode including a negative active material into which lithium ions intercalate at an electrical potential equal to or greater than 1.2 V with respect to a potential of Li; an electrolyte including a nonaqueous organic solvent and a lithium salt; and a first layer formed on at least one portion of the surface of the negative electrode by chemical reactions involving a first compound represented by Formula 1, elements contained in the electrolyte, and the negative active material. | 05-19-2011 |
| 20110123870 | ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - An electrolyte for a rechargeable lithium battery, including a lithium salt, an organic solvent, lithium bis(oxalato)borate (LiBOB), and at least one kind of tris(trialkylsilyl)borate represented by following Chemical Formula 1. | 05-26-2011 |
| 20110262815 | LITHIUM POLYMER BATTERY - A lithium polymer battery includes a polymer electrolyte or a gel polymer electrolyte having a nonaqueous organic solvent, a lithium salt, an ion-conducting polymer and a fluorinated benzene; a positive electrode; and a negative electrode. | 10-27-2011 |
| 20110300452 | ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY INCLUDING ADDITIVES, AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - An electrolyte for a rechargeable lithium battery including a non-aqueous organic solvent, a lithium salt, and an electrolyte additive including a compound represented by the following Chemical Formula 1, and a rechargeable lithium battery including the electrolyte for a rechargeable lithium battery. | 12-08-2011 |
| 20110311866 | LITHIUM BATTERY AND METHOD OF MANUFACTURING THE SAME - Embodiments of the invention are directed to lithium batteries including negative electrodes containing lithium titanate negative active materials, and methods of manufacturing the lithium batteries. | 12-22-2011 |
| 20110318645 | GEL ELECTROLYTE INCLUDING ADDITIVES FOR RECHARGEABLE LITHIUM BATTERY, AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME - A gel electrolyte for a rechargeable lithium battery includes a gel polymer including a repeating unit derived from a first monomer represented by A-L-E, a non-aqueous organic solvent, a lithium salt, and an additive. A rechargeable lithium battery includes the gel electrolyte. The additive includes a compound selected from compounds represented by | 12-29-2011 |
Jin-Sung Kim, Cheonan-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20100227219 | NON-AQUEOUS ELECTROLYTE AND LITHIUM SECONDARY BATTERY COMPRISING SAME - An electrolyte for a lithium secondary battery includes lithium salts, a non-aqueous organic solvent, and additive compounds, which initiates decomposition at 4V to 5V and show a constant current maintenance plateau region of more than or equal to 0.5V at measurement of LSV (linear sweep voltammetry). The additive compounds added to the electrolyte of the present invention decompose earlier than the organic solvent to form a conductive polymer layer on the surface of a positive electrode by increased electrochemical energy and heat at overcharge. The conductive polymer layer prevents decomposition of the organic solvent. Accordingly, the electrolyte inhibits gas generation caused by decomposition of the organic solvent during high temperature storage, and also improves safety of the battery during overcharge. | 09-09-2010 |
Jin-Sung Kim, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20100093801 | PIPERIDINE COMPOUNDS, PHARMACEUTICAL COMPOSITION COMPRISING THE SAME AND ITS USE - Piperidine compounds and pharmaceutically useful salts thereof, a pharmaceutical composition including an effective amount of the racemic or enantiomerically enriched piperidine compounds to treat gastrointestinal diseases, and a method of treating gastrointestinal diseases in a mammal are provided. | 04-15-2010 |
| 20100101569 | AUTOMATIC VIDEO INSTILLATOR - An automatic video instillator that can accurately and easily administer inhalation into an airway of an animal by providing images of a throat is provided. An automatic video instillator includes a case defining a space, a guide unit that protrudes frontward from the case to secure an airway of an animal by being inserted through a throat of the animal, an image pickup unit that is installed on a front end of the guide unit to capture images of portions in front of the guide unit, an administration unit that is installed through the case and the guide unit to administer an inhalation, an administration switch for adjusting administration of a predetermined amount of the inhalation directed to the administration unit into the airway of the animal, and an image display unit that is connected to the image pickup unit to allow a user to see the images captured by the image pickup unit. | 04-29-2010 |
Jin-Sung Kim, Cheonan-City KR
| Patent application number | Description | Published |
|---|---|---|
| 20090135098 | Plasma Display Panel and Driving Method Thereof - Disclosed is a PDP driving method having a misfiring erase period between reset and address periods. Large amounts of positive and negative charges are respectively formed on scan and sustain electrodes because of an unstable reset operation in the reset period. Because of the charges, discharging can occur between the scan and sustain electrodes in the sustain period even without addressing in the address period. In the misfiring erase period, a voltage is applied between the scan and sustain electrodes to generate discharging and respectively form negative and positive charges on the scan and sustain electrodes. An erase pulse is then applied to erase the negative and positive charges respectively formed on the scan and sustain electrodes. | 05-28-2009 |
Jin-Sung Kim, Gumi-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20090096769 | LIQUID CRYSTAL DISPLAY DEVICE AND DRIVING METHOD OF THE SAME - A liquid crystal display device includes a liquid crystal panel, gate and data drivers providing the liquid crystal panel with gate and data signals, and a timing controller receiving input signals that include an image signal, a sync signal, a data enable signal and a clock signal, wherein the timing controller includes a gate control signal generator controlling the gate driver, a data control signal generator controlling the data driver, a data processor supplying the image signal to the data driver, and a vertical enable signal generator generating a vertical enable signal according to the data enable signal and controlling the gate control signal generator and the data control signal generator. | 04-16-2009 |
Jin-Sung Kim, Bucheon-City KR
| Patent application number | Description | Published |
|---|---|---|
| 20080272707 | Lamp ballast circuit - In one embodiment, a power switch driving circuit is provided for a fluorescent lamp ballast. The circuit includes a first power switch driven by a first driver. A controller has a first output terminal for outputting a control signal for controlling the first driver. The first driver includes a first capacitor having a first terminal electrically connected to a control electrode of the first power switch and a second terminal electrically connected to the first output terminal. | 11-06-2008 |
Jin-Sung Kim, Suwom-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20080224203 | SEMICONDUCTOR DEVICE HAVING ISLAND REGION - A semiconductor device includes a semiconductor substrate which includes an active region defined by an isolation film, and a source region and a drain region defined in the active region and spaced apart from each other in the active region. The source region and the drain region each have a first conductivity type. The semiconductor device further includes an island region defined in the active region between the source region and the drain region. The island region has the first conductivity type. | 09-18-2008 |
Jin-Sung Kim, Anyang-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20110213331 | APPARATUS FOR CONTROLLING DRUG INFUSION AND METHOD USING THE SAME - A drug infusion control apparatus and method that can improve precision of experiments and thus improve reliability of data obtained from experiments on experimental animals by automatically calculating an infusion amount of a drug in accordance with weights of the experimental animals included in a variety of experimental groups and infusing the calculated amount of the drug into the experimental animals are provided. The drug infusion control method includes calculating and storing a drug infusion amount using weight data of experimental animals according to a preset formula, loading data on the drug infusion amount data that is stored, determining an operation time of an opening/closing valve, receiving an operation signal from an infusion switch, opening the opening/closing valve for a predetermined time, and repeatedly infusing a drug in response to the loaded data by a preset value. | 09-01-2011 |
Jin-Sung Kim, Mungyeong-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20120020200 | APPARATUS AND METHOD FOR PRECODING USING CHANNEL ORTHOGONALIZATION IN MULTI-USER MULTI-ANTENNA SYSTEM - An apparatus and method for transmitting in a multi-user multi-antenna system are provided. The apparatus includes a precoder for orthogonalizing a channel by removing a channel element of a corresponding terminal with respect to multiple terminals, for determining an effective channel of each terminal by decomposing the orthogonalized channel using Singular Value Decomposition (SVD), for determining a precoding matrix using the effective channel, and for mapping data streams of the multiple terminals to a plurality of transmit antennas using the precoding matrix, and the plurality of the transmit antennas for transmitting the data streams of the multiple terminals. Hence, it is possible to obtain an iteration algorithm performance requiring considerable computation while avoiding complexity and reducing computation. | 01-26-2012 |