Patent application number | Description | Published |
20080198287 | DISPLAY PANEL, METHOD FOR MANUFACTURING THE SAME, MOTHERBOARD FOR MANUFACTURING THE SAME AND METHOD FOR MANUFACTURING A DISPLAY SUBSTRATE FOR THE SAME - A display panel includes a first substrate, a thin-film transistor (TFT), an organic layer, a second substrate, a seal line, and a conductive pattern. The first substrate includes a pixel part and a driving part connected to the pixel part. The TFTs are formed in the pixel part and the driving part. The organic layer is formed on the first substrate having the TFTs formed thereon. The second substrate is opposite to the first substrate. The seal line is disposed between an edge portion of the first substrate having the organic layer formed thereon and an edge portion of the second substrate. The seal line combines the first substrate with the second substrate. The conductive pattern is disposed between the seal line and the organic layer. | 08-21-2008 |
20080203392 | DISPLAY SUBSTRATE, METHOD OF MANUFACTURING THE SAME AND DISPLAY DEVICE HAVING THE SAME - A display substrate includes a base substrate having a display area and a peripheral area which surrounds the display area, a pixel electrode formed on the display area, a pad part formed on the peripheral area, an adhesion part formed on the peripheral area and having a plurality of holes formed in an area adjacent to the pad part on the peripheral area and a conductive adhesion member formed on the pad part and the adhesion part to make electrical contact with the pad part and a terminal of an integrated circuit. | 08-28-2008 |
20080297495 | APPARATUS FOR DRIVING A DISPLAY DEVICE, DISPLAY DEVICE INCLUDING THE SAME, AND METHOD THEREOF - An apparatus for driving a display device includes a plurality of stages connected to each other, wherein each stage includes first to seventh transistors and first and second capacitors, the seventh transistor is connected to one terminal of the first capacitor, and a ratio of an area of the first capacitor to a channel width of the seventh transistor is less than 40. Accordingly, since the ratio of the area of the capacitor to the channel width of the transistor is less than 40, deterioration may be remarkably reduced in a low temperature test. | 12-04-2008 |
20100045916 | UPPER SUBSTRATE AND LIQUID CRYSTAL DISPLAY DEVICE HAVING THE SAME - A liquid crystal display apparatus includes a lower substrate, an upper substrate and a liquid crystal layer interposed between the lower substrate and the upper substrate. The lower substrate includes a display part for displaying image and a driving part for providing the display part with a driving signal. The upper substrate includes a common electrode and an insulating member that electrically insulates the common electrode from the driving part. The insulating member has a lower dielectric constant than the liquid crystal layer. Thus, a parasitic capacitance between the driving part and the common electrode is reduced to prevent malfunction of the driving part, and a display quality is enhanced | 02-25-2010 |
Patent application number | Description | Published |
20100268493 | Battery management system and driving method for the same - Disclosed are a battery management system that uses a source file for sensing of the cell voltages of battery cells by changing only declaration information of a header file using an MCU even when the number of battery cells is changed, and a driving method for the same. The battery management system is connected to a battery including at least one battery pack in which a plurality of battery cells are contained. includes a sensor including an AD converter connected to the battery cells, the sensor configured to sense cell voltages of the battery cells, a storage configured to store source data generated using an input external signal, and a controller configured to generate a source signal corresponding to the source data and forward the source signal to the sensor, the sensor being configured to sense the cell voltages of the battery cells according to the source signal. | 10-21-2010 |
20100295382 | BATTERY MANAGEMENT SYSTEM AND DRIVING METHOD THEREOF - A battery management system includes at least one slave battery management system and a master battery management system. The slave battery management system outputs a ready signal when power is applied thereto, and the master battery management system provides a synchronization start signal to the slave battery management system in response to the ready signal. The master battery management system periodically provides a synchronization reset signal to the slave battery management system. | 11-25-2010 |
20110095765 | Battery management system and driving method for the system - A BMS and driving method, the BMS including a sensing unit sensing voltages and currents of battery cells and an MCU determining an SOC of the battery cells and controlling charging and discharging based on cell voltages and currents of the battery cells, wherein the MCU includes an SOC measurer measuring first SOCs and, after a predetermined duration, second SOCs of the battery cells; and a controller determining whether a first difference value between a maximum second SOC value and the second SOCs of each battery cell is greater than a first reference value or determining whether a second difference value between the first and second SOCs of respective battery cells is greater than a second reference value, and determining which battery cell is shorted when the first difference value is greater than the first reference value or when the second difference value is greater than the second reference value. | 04-28-2011 |
Patent application number | Description | Published |
20080224709 | Battery management system and driving method thereof - In a battery management system and a driving method thereof, the system includes a sensor and a micro control unit (MCU). The sensor senses a voltage and a current of a battery, and generates an estimation current of the battery using a result of cumulatively calculating the battery current by a unit of a predetermined period. The MCU receives the battery voltage and the estimation current, sets a voltage of the battery in a key-on state as a first voltage, sets a voltage of the battery after a first period as a second voltage, and calculates an internal resistance of the battery using a difference between the first and second voltages and an average value of the estimation current. | 09-18-2008 |
20080231232 | Battery pack - A battery pack is constructed with a plurality of secondary batteries or a plurality of battery assemblies, each having a plurality of unit batteries, and at least one safety switch, which can facilitate precise measurement of the voltages of the plurality of secondary batteries or battery assemblies. The battery pack is constructed with a plurality of secondary batteries, at least one safety switch electrically connected between two adjacent batteries among the plurality of secondary batteries, and a plurality of sensing lines for measuring voltages of the plurality of secondary batteries. The quantity of the sensing lines is equals to a sum of the number of the secondary batteries, and the number of the safety switches, and plus one. | 09-25-2008 |
20100055543 | BATTERY MANAGEMENT SYSTEM AND DRIVING METHOD THEREOF - A battery management system (BMS) includes at least one sub-BMS and a main BMS. The at least one sub-BMS measures information about a battery, and generates an activation signal according to operating state. The main BMS receives the activation signal and determines the operating state of the at least two sub-BMSs. If the at least two sub-BMSs normally operate, the main BMS generates a synchronization signal and transfers the same to the sub-BMSs. The at least one sub-BMS measures the information about the battery according to the synchronization signal. | 03-04-2010 |