Dowan
Dowan Kim, Kyungbuk KR
Patent application number | Description | Published |
---|---|---|
20100090932 | ORGANIC LIGHT EMITTING DIODE DISPLAY - Embodiments of the invention provide an organic light emitting diode (OLED) display capable of preventing a defect of picture quality by instability of an output voltage of a power IC in a low temperature environment. The OLED display comprises: a display panel having an effective display area in which pixels displaying a gray scale are formed and a non-display area in which a pixel monitoring part monitoring a degree of deterioration of the pixels is formed, wherein each of the pixels includes an organic light emitting diode and a driving element; a power IC supplying a driving voltage to the display panel; and a voltage limiting part connected between the pixel monitoring part and the power IC to restrict voltage levels of feedback voltages supplied from the pixel monitoring part. | 04-15-2010 |
Dowan Kim, Busan KR
Patent application number | Description | Published |
---|---|---|
20120037580 | SHOCK PREVENTION APPARATUS OF MEDIUM CASSETTE AND FINANCIAL DEVICE - Provided is a financial device, which comprises a medium cassette, a cassette box, and a shock prevention apparatus. The medium cassette accommodates a medium. The medium cassette is installed on the cassette box. The shock prevention apparatus is disposed between a portion of the medium cassette and a portion of the cassette box facing the portion of the medium cassette. The shock prevention apparatus prevents a shock from being applied to the medium cassette while the medium cassette is installed on the cassette box. | 02-16-2012 |
Dowan Kim, Seoul KR
Patent application number | Description | Published |
---|---|---|
20140208523 | WASHING MACHINE AND METHOD OF CONTROLLING SAME - Disclosed are a washing machine that performs a washing course by heating wash water and a control method thereof. The method may include selecting a certain washing course from a plurality of washing courses, sensing an amount of laundry received in an inner tub and determining a wash water level required for main washing of the determined amount of laundry, supplying wash water up to a wash water level for generation of steam such that a portion of the laundry is moistened, the wash water level being higher than a bottom surface of the inner tub and lower than the wash water level for main washing, heating the wash water to a first set temperature and driving a wash water heater to generate steam from the wash water, supplying additional wash water up to the wash water level for main washing, and performing a main washing cycle. | 07-31-2014 |
20150047129 | OPERATING METHOD FOR LAUNDRY MACHINE - A laundry machine and an operation method for a laundry machine are disclosed. The laundry machine includes a tub configured to receive wash water; a drum that is configured to rotate in the tub and to receive clothes; a control panel configured to receive input from a user; a course selection part located on the control panel and configured to enable user selection of an operating course from a plurality of operating courses; and one or more option selection parts located on the control panel and configured to enable user selection of one or more options for the operating course selected by the user. The operating method includes selecting a specific course and controlling sequential performance of the following operations: cleaning the clothes by supplying wash water to the drum; drying the clothes by supplying hot air to the drum; and refreshing the clothes by supplying steam to the drum. | 02-19-2015 |