Patent application number | Description | Published |
20090029736 | MOBILE TERMINAL AND SIM INDICATIVE INFORMATION DISPLAY METHOD THEREOF - A subscriber identity module (SIM) indicative information display method of the present invention includes receiving SIM indicative information one of a SIM card detected in one of the SIM card slots, registering the SIM indicative information with a SIM identity of the SIM card, detecting a SIM indicative information request requesting the SIM indicative information of the SIM card, and displaying the SIM indicative information mapped to the SIM identity of the SIM card when a SIM indicative information request is detected. | 01-29-2009 |
20090063967 | MOBILE TERMINAL AND METHOD FOR EXECUTING APPLICATIONS THROUGH AN IDLE SCREEN THEREOF - A mobile terminal having a touch screen and a method for executing applications through an idle screen thereof are disclosed. When a smart screen is called through an idle screen, it is displayed on the idle screen so as to overlap the idle screen. The smart screen displayed on the idle screen includes one of a plurality of application executing screens and a scroll bar to change the application executing screen displayed on the idle screen. | 03-05-2009 |
20090245453 | DECAY HEAT REMOVAL SYSTEM COMPRISING HEAT PIPE HEAT EXCHANGER - Disclosed herein is a decay heat removal system, including: a decay heat exchanger that absorbs decay heat generated by a nuclear reactor; a heat pipe heat exchanger that receives the decay heat from the decay heat exchanger through a sodium loop for heat removal and then discharges the decay heat to the outside; and a sodium-air heat exchanger that is connected to the heat pipe heat exchanger through the sodium loop and discharges the decay heat transferred thereto through the sodium loop to the outside. According to the decay heat removal system, a heat removal capability can be realized by the heat pipe heat exchanger at such a high temperature at which the safety of a nuclear reactor is under threat, and a cooling effect can be obtained through the sodium-air heat exchanger at a temperature lower than that temperature. | 10-01-2009 |
20100299759 | DIGITAL INFORMATION SECURITY SYSTEM, KERNAL DRIVER APPARATUS AND DIGITAL INFORMATION SECURITY METHOD - Disclosed herein are a digital information security system, a kernel driver apparatus, and a digital information security method. The digital information security system includes a user module configured to operate in a user mode and to provide environment setting information comprising policy information about a use of digital information, and a kernel driver configured to operate in a kernel mode, to acquire information generated by an application of the user mode for the use of digital information, and to perform rights control regarding the use of digital information based on the acquired information and the policy information. Accordingly, the construction of a security system can be simplified, and the security of a security system can be improved. | 11-25-2010 |
20110010559 | METHOD FOR ENCRYPTING DIGITAL FILE, METHOD FOR DECRYPTING DIGITAL FILE, APPARATUS FOR PROCESSING DIGITAL FILE AND APPARATUS FOR CONVERTING ENCRYPTION FORMAT - Disclosed herein are a digital file encryption method, a digital file decryption method, a digital file processing apparatus, and an encryption format conversion apparatus. The digital file encryption method includes encrypting a file using specific encryption information, storing the encrypted file in a file system, and storing the encryption information in a stream provided by the file system. Accordingly, since file lengths before and after encryption are identical to each other, an application needs not to consider a header length or perform offset correction when using an encrypted file. | 01-13-2011 |
20110047199 | CORRELATION APPARATUS AND METHOD FOR ACQUIRING ROBUST SYNCHRONIZATION - Provided is a correlation apparatus and method for acquiring a robust synchronization. The correlation method may include: calculating a received symbol phase difference with respect to a received symbol; calculating a correlation SoF symbol phase difference with respect to a correlation SoF symbol for a correlation; calculating a differential correlation value of the received symbol using the received symbol phase difference and the correlation SoF symbol phase difference; calculating a Euclidean distance value of the received symbol using the received symbol phase difference; and calculating a sum correlation value of the received symbol using the differential correlation value and the Euclidean distance value. | 02-24-2011 |
20110102747 | LASER SCANNING DISPLAY AND BEAM ALIGNMENT METHOD THEREOF - A laser scanning display including a micro scanning mirror, and a beam alignment method thereof are disclosed. A scanning display includes a frame, at least one light source fixedly secured to the frame, a lens positioned in front of a light emission surface of the light source, the lens having a holder detachably mounted to an external adjusting device which is to make fine adjustment to finish beam alignment, and a fastening portion for fastening the lens having beam alignment finished thus to the frame. | 05-05-2011 |
20110241736 | INPUT BUFFER - An input buffer includes a first amplification block, a second amplification block, and a buffer block. The first amplification block is configured to be driven by an external voltage, to differentially amplify an input signal and a reference voltage in response to a bias voltage, and to subsequently generate first and second differential signals. The second amplification block is configured to be driven by an internal voltage, to differentially amplify the first and second differential signals, and to generate an output signal. The buffer block is configured to be driven by the internal voltage, to buffer the output signal, and to output an inverted output signal. | 10-06-2011 |
20110242909 | SEMICONDUCTOR DEVICE AND SYSTEM - A system includes a data transmitting device and a data receiving device. The data transmitting device includes a data strobe signal generation unit configured to generate first and second data strobe signals in response to an output enable signal, and a data output unit configured to transmit data in synchronization with the first data strobe signal. The data receiving device is configured to receive the data in synchronization with the second data strobe signal. | 10-06-2011 |
20120062280 | OUTPUT DRIVER - An output driver includes a control signal generation unit configured to generate a control signal in response to a driving strength signal and a power supply voltage level, and a driving signal generation unit configured to buffer a pre-driving signal and generate a driving signal for driving an output data, wherein a driving strength of the driving signal is adjusted in response to the control signal. | 03-15-2012 |
20120087400 | METHOD FOR RECEIVING DATA IN MULTI INPUT MULTI OUTPUT - Disclosed is a method for receiving data in a Multi Input Multi Output (MIMO) system, the method comprising: decoding data transmitted from a transmitter by using one beam-forming vector included in a codebook that beam-forming vectors are formed in a hierarchical structure according to at least one of change directions of radio channels, the number of channel change directions, and a change rate; determining whether to update the beam-forming vector based on the radio channel changes; selecting other beam-forming vector included in the codebook having a hierarchical structure when it is determined that update for the beam-forming vector is required; feed-backing information about an index indicating where the selected beam-forming vector is located in the hierarchical structure of the codebook to the transmitter; and decoding data received from the transmitter by using the selected beam-forming vector. | 04-12-2012 |
20120093250 | METHOD AND APPARATUS FOR DATA TRANSMISSION BASED ON DISTRIBUTED DISCRETE POWER CONTROL IN COOPERATIVE MULTI-USER MULTI-INPUT MULTI-OUTPUT SYSTEM - Disclosed are a method and apparatus capable of enhancing a closed loop multi-input multi-output (MIMO) capacity through distributed discrete power control in the case of cooperatively transmitting information to multiple users through a downlink. | 04-19-2012 |
20130222039 | INPUT BUFFER - An input buffer includes a first amplification block, a second amplification block, and a buffer block. The first amplification block is configured to be driven by an external voltage, to differentially amplify an input signal and a reference voltage in response to a bias voltage, and to subsequently generate first and second differential signals. The second amplification block is configured to be driven by an internal voltage, to differentially amplify the first and second differential signals, and to generate an output signal. The buffer block is configured to be driven by the internal voltage, to buffer the output signal, and to output an inverted output signal. | 08-29-2013 |
20130277146 | CONVERGENCE SOUND-ABSORBING MATERIAL AND METHOD OF FABRICATING THE SAME - Disclosed is a convergence sound-absorbing material and a method of fabricating the same, and more particularly, a convergence sound-absorbing material and a method of fabricating the same in which an inexpensive eco-friendly recycled filler composed of polyurethane foam and a recycled thread or waste felt is used as a filler in an intermediate layer of the PET sound-absorbing material to provide remarkably reduced fabrication costs and excellent sound-absorbing performance. In addition the waste felt, which is typically discarded during a process of cutting the sound-absorbing material, is recycled for use in the filler. | 10-24-2013 |
20140144722 | COMPOSITE SOUND ABSORBING MATERIAL FOR VEHICLE AND METHOD OF MANUFACTURING THE SAME - Disclosed is a composite sound absorbing material for a vehicle, which improves a sound absorption coefficient of a low-to-mid frequency region and provides a weight reduction effect, and a method of manufacturing the composite sound absorbing material. The method includes a first step of laminating fabric in a sheet form with a film by using a bonding tool and a second step of puncturing the fabric laminated with the film to thereby manufacture punctured nonwoven fabric. | 05-29-2014 |