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Hee-Bok

Hee-Bok Kang, Gyeonggi-Do KR

Patent application numberDescriptionPublished
20100277281RFID TAG AND METHOD FOR DRIVING THE SAME - A RFID tag includes a voltage multiplication unit configured to generate an internal voltage in response to a RF signal inputted through an antenna, a power level detection unit configured to detect a voltage level of the internal voltage to generate a power level detection signal, a memory block, and a memory auxiliary circuit configured to control the memory block in response to the power level detection signal.11-04-2010
20100277282RADIO FREQUENCY IDENTIFICATION TAG - A radio frequency identification (RFID) tag includes an RFID block; a battery; and a control unit configured to control to supply an internal power for use in the RFID block by using a radio frequency (RF) signal or by using a battery voltage, which is a voltage of the battery.11-04-2010

Hee-Bok Kang, Kyoungki-Do KR

Patent application numberDescriptionPublished
20100027362SEMICONDUCTOR MEMORY DEVICE FOR LOW VOLTAGE - A semiconductor memory device includes a first cell array including a plurality of unit cells and a bit line sense amplifying unit for sensing and amplifying data signals stored in the unit cells. Each unit cell is provided with a PMOS transistor and a capacitor. Therefore, the semiconductor memory device efficiently operates with low voltage without any degradation of operation speed.02-04-2010

Hee-Bok Oh, Seoul KR

Patent application numberDescriptionPublished
20110015377METHOD FOR PREPARING ANTIGEN EFFECTIVE FOR PREVENTING ANTHRAX INFECTION - The method of the present invention comprising successive column chromatography processes for the purification of an anthrax protective antigen can achieve an improved purity of the anthrax protective antigen product by effectively removing impurities (e.g., cellular residual proteins in the culture solution) without the loss of anthrax protective antigen. Therefore, the method of the present invention can be advantageously used for economically producing the anthrax protective antigen on a large scale.01-20-2011

Hee-Bok Song, Suwon-Si KR

Patent application numberDescriptionPublished
20090066688DISPLAY APPARATUS AND IMAGE DISPLAY METHOD - A display apparatus and a method for displaying an image are provided. The display apparatus includes a memory which stores one or more images; a communication unit which receives a universal serial bus (USB) video signal transmitted via a USB cable from an external apparatus, and receives a specific command signal from the external apparatus if the external apparatus starts to boot; and a main controller which determines that the external apparatus is being booted and causes the stored images to be displayed on a screen if the command signal is received through the communication unit.03-12-2009