Patent application number | Description | Published |
20110099378 | DIGITAL BROADCASTING SYSTEM AND METHOD OF PROCESSING DATA IN DIGITAL BROADCASTING SYSTEM - A method for controlling a DTV located in one independent space among physically-separated independent spaces includes receiving an AP-card WEP key value recorded in a storage of a compact wireless device, receiving the WEP key value corresponding to an AP card of the DTV from a management server, comparing the WEP key value from the compact wireless device with the WEP key value from the management server, transmitting first general wireless device ID from the general wireless device to the compact wireless device if the WEP key values are identical, receiving an Internet service accept packet from the compact wireless device if at least one second general wireless device ID recorded in the storage area of the compact wireless device is identical to the first general wireless device ID, and controlling the general wireless device to use an Internet service through the AP card of the DTV. | 04-28-2011 |
20110099578 | DIGITAL BROADCASTING SYSTEM AND METHOD OF PROCESSING DATA IN DIGITAL BROADCASTING SYSTEM - A digital broadcasting system and a method for processing data in the same are disclosed. A method for controlling a digital television (DTV) located in one independent space among a plurality of independent spaces physically separated from one another is disclosed. The method includes receiving display type information from a compact wireless device, wherein the display type information is type information of data capable of being processed by the compact wireless device, transmitting the received display type information to a management server, receiving general additional information and additional information dependent on the display type information from the management server, and controlling the general additional information to be displayed on the DTV and transmitting the additional information dependent on the display type information to the compact wireless device. | 04-28-2011 |
20110099590 | DIGITAL BROADCASTING SYSTEM AND METHOD OF PROCESSING DATA IN DIGITAL BROADCASTING SYSTEM - A digital broadcasting system and a method for processing data in the same are disclosed. A method for controlling a digital television (DTV) located in one independent space among a plurality of independent spaces physically separated from one another is disclosed. The DTV includes an access point (AP) card. The method includes receiving guest information recorded in a storage area of a compact wireless device and a wired equivalent privacy (WEP) key value of the AP card, receiving the WEP key value corresponding to the AP card of the DTV from a management server, comparing the WEP key value received from the compact wireless device with the WEP key value received from the management server, switching an operation mode of the DTV from a power-off mode to a wake mode, if the WEP key values are identical to each other, and controlling at least one guest information received from the compact wireless device to be displayed. | 04-28-2011 |
20110261288 | RESIN-TYPE LIGHTGUIDE PLATE COMPOSITION, BACKLIGHT UNIT INCLUDING LIGHTGUIDE PLATE FORMED USING THE COMPOSITION, AND LIQUID CRYSTAL DISPLAY INCLUDING THE BACKLIGHT UNIT - A resin-type light guide plate composition, a backlight unit including the light guide plate formed using the composition and a liquid crystal display including the backlight unit. The resin-type light guide plate composition includes urethane-(meth)acrylate oligomer prepared by reacting a reaction product of a compound prepared by reacting divalent polyol and divalent isocyanate with (meth)acrylate monomer including hydroxyl group, hydrogen bond type (meth)acrylate including hydroxyl group or carboxyl group, acrylic monomer having a maximum shrinkage rate of 15% or less, represented by the equation ( | 10-27-2011 |
20120026028 | TIME-TO-DIGITAL CONVERTER AND OPERATING METHOD - Provided are a TDC having a pipeline or cyclic structure and an operating method thereof. The TDC includes a first stage block and a second stage block. The first stage block detects a first bit of a digital code for a time difference between first and second input signals. The second stage block detects a second bit of the digital code for a time difference between first and second output signals of the first stage block. The first stage block amplifies a time difference between first and second delay signals for the first and second input signals to generate the first and second output signals, and transfers the first and second output signals to the second stage block. | 02-02-2012 |
20130044101 | Three-Dimensional Image Display Device and Driving Method Thereof - Disclosed are a 3D image display device and a driving method thereof. The 3D image display device includes a panel, a barrier panel, an image collector, and a timing controller. The panel includes a plurality of left-eye pixels and right-eye pixels. The barrier panel is disposed at a front surface of the panel, and includes a light transmitting area and a light blocking area. The image collector collects images of an object. The timing controller sets and stores a view map with the images in a view map correction mode and, in a 3D viewing mode, determines which of a plurality of viewing zones for a 3D image the object is located in and generates a barrier control signal for driving the barrier panel according to the determined result. | 02-21-2013 |
20130093502 | APPARATUS AND METHOD FOR GENERATING DIGITAL VALUE - Provided is an apparatus for generating a digital value that may generate a random digital value, and guarantee time invariance of the generated digital value. The apparatus may include a digital value generator to generate a random digital value using semiconductor process variation, and a digital value freezing unit that may be connected to the digital value generator and fixed to one of a first state and a second state based on the generated digital value, to freeze the digital value. | 04-18-2013 |
20130101114 | APPARATUS AND METHOD FOR GENERATING IDENTIFICATION KEY - Provided is an apparatus for generating an identification key by a probabilistic determination of a short occurring between nodes constituting a circuit, by violating a design rule provided during a semiconductor manufacturing process. The identification key generating apparatus may include an identification key generator to generate an identification key based on whether a contact or a via used to electrically connect conductive layers in a semiconductor chip shorts the conductive layers, and an identification key reader to read the identification key by reading whether the contact or the via shorts the conductive layers. | 04-25-2013 |
20130176158 | DISTANCE MEASURING DEVICE AND RECEIVING DEVICES THEREOF - Provided are a distance measuring device using an impulse signal and a receiving device thereof. The distance measuring device includes: a transmitting device transmitting an impulse signal; and a receiving device receiving the impulse signal and measuring a time interval (hereinafter, referred to as a delay time) between a transmitting timing and a receiving timing of the impulse signal, wherein the receiving device measures the delay time through a Time to Digital Converter (TDC) technique. According to the present invention, the distance measuring device measures the distance accurately and speedly. | 07-11-2013 |
20140196076 | DIGITAL BROADCASTING SYSTEM AND METHOD OF PROCESSING DATA IN DIGITAL BROADCASTING SYSTEM - A digital broadcasting system and a method for processing data in the same are disclosed. A method for controlling a digital television (DTV) located in one independent space among a plurality of independent spaces physically separated from one another is disclosed. The method includes receiving display type information from a compact wireless device, wherein the display type information is type information of data capable of being processed by the compact wireless device, transmitting the received display type information to a management server, receiving general additional information and additional information dependent on the display type information from the management server, and controlling the general additional information to be displayed on the DTV and transmitting the additional information dependent on the display type information to the compact wireless device. | 07-10-2014 |
20140292552 | TIME-TO-DIGITAL CONVERTER AND CONVERSION METHOD - The present disclosure provides a time-to-digital (TDC) converter, comprising: a coarse TDC receiving a start signal and a stop signal, delaying the first start signal in a first time unit to generate n first delayed start signals (where n is an integer equal to or larger than 2), measuring a time difference between the first delayed start signal and the stop signal in the first time unit, and generating second delayed start signals that are obtained by delaying the first delayed start signals in a time unit shorter than the first time unit; and a fine TDC receiving and delaying the second delayed start signal generated from the coarse TDC and receiving the stop signal, and measuring a time difference between the second delayed start signal and the stop signal in a second time unit. | 10-02-2014 |
20140312973 | LOW NOISE AMPLIFIER - Provided is a low noise amplifier. The low noise amplifier includes an input transistor receiving and amplifying a signal, an output transistor amplifying the signal amplified by the input transistor, and an inverting unit inverting the signal which is amplified by the input transistor and applying the inverted signal to a gate of the output transistor. | 10-23-2014 |
20140320209 | TIME AMPLIFIER AND METHOD FOR CONTROLLING THE SAME - Provided is a time amplifier. The time amplifier includes: an SR latch providing an output at a timing determined according to a time difference between two inputs; and an operation determination unit connected to a power terminal of the SR latch and configured to determine an operation of the SR latch. | 10-30-2014 |
20140368372 | TIME TO DIGITAL CONVERTER - A time to digital converter includes: a first measurement unit measuring a time difference between a start signal and a stop signal as a first time unit by using a first delay line; a second measurement unit measuring a time difference between the stop signal and the start signal delayed by the first delay line as a second time unit by using a second delay line and a third delay line and comparing an output signal of one delay cell included in the second delay line with an output signal of at least two delay cells included in the third delay line; and an output unit outputting a final time difference between the start signal and the stop signal as a digital code on the basis of measurement results of the first measurement unit and the second measurement unit. | 12-18-2014 |
20150208906 | INTERNAL DEVICE, EXTERNAL DEVICE, DIAGNOSIS APPARATUS INCLUDING THE SAME, AND ENDOSCOPE APPARATUS - Provided is a diagnosis apparatus. The diagnosis apparatus includes: an internal device inserted into an inside of a body and moving therein; and an external device located at an outside of the body and controlling the internal device, wherein the internal device includes: a first communication unit communicating with the external device; a power supply unit supplying power for driving of the internal device; and a first control unit controlling an operation of the internal device according to a control signal when the control signal is received from the external device, and the external device includes: a second communication unit communicating with the internal device; a location detection unit processing a signal received from the internal device to detect a location of the internal device; and a second control unit generating a control signal for controlling the internal device based on the location of the internal device. | 07-30-2015 |
20150304115 | APPARATUS AND METHOD FOR GENERATING DIGITAL VALUE - Provided is an apparatus for generating a digital value that may generate a random digital value, and guarantee time invariance of the generated digital value. The apparatus may include a digital value generator to generate a random digital value using semiconductor process variation, and a digital value freezing unit that may be connected to the digital value generator and fixed to one of a first state and a second state based on the generated digital value, to freeze the digital value. | 10-22-2015 |
20150327774 | BIO SIGNAL MEASURING APPARATUS AND USER MONITORING SYSTEM INCLUDING THE SAME - A bio signal measuring apparatus is provided which includes a sampling unit, and a processing unit. The sampling unit samples a portion of a pulse included in a pulse signal penetrating a person to be measured, and portions sampled from a plurality of pulses included in the pulse signal are different from each other. The processing unit processes a sampled signal and measures a bio signal of the person to be measured based on at least one of a center frequency, a bandwidth, or amplitude of a reconstruction pulse obtained through the sampling. | 11-19-2015 |
Patent application number | Description | Published |
20080204148 | AMPLIFIER WITH INTEGRATED FILTER - An amplifier with integrated filter (e.g., an LNA) is described. In one design, the amplifier may include a gain stage, a filter stage, and a buffer stage. The gain stage may provide signal amplification for an input signal. The filter stage may provide filtering for the input signal. The buffer stage may buffer a filtered signal from the filter stage. The amplifier may further include a second filter stage and a second buffer stage. The second filter stage may provide additional filtering for the input signal. The second buffer stage may buffer a second filtered signal from the second filter stage. All of the stages may be stacked and coupled between a supply voltage and circuit ground. The filter stage(s) may implement an elliptical lowpass filter. Each filter stage may include an inductor and a capacitor coupled in parallel and forming a resonator tank to attenuate interfering signals. | 08-28-2008 |
20080220735 | FREQUENCY SELECTIVE AMPLIFIER WITH WIDE-BAND IMPEDANCE AND NOISE MATCHING - This disclosure is directed to a frequency-selective low noise amplifier (LNA) with wide-band impedance and noise matching. The LNAS may include a closed loop circuit that supports wideband input matching. For example, the closed loop circuit may be configure to impedance match an input signal and provide a low noise figure. In addition, the LNA may include an open loop circuit that amplifies the input signal and provides a high output impedance. The open loop circuit may further include a selectivity filter that filters out frequencies outside a desired frequency band. The LNA may drive a tunable band-pass filter via the open loop circuit. | 09-11-2008 |
20080224770 | ACTIVE CIRCUITS WITH ISOLATION SWITCHES - Active circuits with isolation switches are described. In one design, an apparatus includes first and second amplifiers coupled in parallel. Each amplifier receives an input signal and provides an output signal. Each amplifier has a switch that isolates the amplifier when the amplifier is turned off. The first and second amplifiers may be high and low gain amplifiers or two low noise amplifiers (LNAs). The first and second amplifiers may be for different communication systems, different frequency bands, and/or different gain ranges. In general, any number of amplifiers may be coupled in parallel, and each amplifier may have a switch to isolate that amplifier when turned off. A switch for an amplifier may be a shunt switch coupled between an internal node of the amplifier and ground. The shunt switch may be closed when the amplifier is turned off and may be opened when the amplifier is turned on. | 09-18-2008 |
20120274403 | AMPLIFIER WITH INTEGRATED FILTER - An amplifier with integrated filter (e.g., an LNA) is described. In one design, the amplifier may include a gain stage, a filter stage, and a buffer stage. The gain stage may provide signal amplification for an input signal. The filter stage may provide filtering for the input signal. The buffer stage may buffer a filtered signal from the filter stage. The amplifier may further include a second filter stage and a second buffer stage. The second filter stage may provide additional filtering for the input signal. The second buffer stage may buffer a second filtered signal from the second filter stage. All of the stages may be stacked and coupled between a supply voltage and circuit ground. The filter stage(s) may implement an elliptical lowpass filter. Each filter stage may include an inductor and a capacitor coupled in parallel and forming a resonator tank to attenuate interfering signals. | 11-01-2012 |
Patent application number | Description | Published |
20090153259 | DIGITALLY CONTROLLED OSCILLATOR (DCO) - A digitally controlled oscillator (DCO) includes a current generator which generates an electric current having a magnitude corresponding to an input signal, and a digitally controlled oscillating unit which generates an oscillating frequency based on an inductance which varies according to the magnitude of the electric current generated by the current generator. | 06-18-2009 |
20120282446 | CARBON MATERIALS, PRODUCT COMPRISING THE SAME, AND METHOD FOR PREPARING THE SAME - Provided is a preparation method for carbon materials, carbon materials prepared from the same, and a product including the carbon materials, in which the preparation method including forming a polymer layer containing a polymer, stabilizing the polymer layer to form a cyclized aromatic structure of carbon atoms in the polymer, and carbonizing the stabilized polymer layer. | 11-08-2012 |
20140120030 | CARBON MATERIALS BASED ON ORGANIC NANOFILM USING THERMAL EVAPORATION AND METHOD FOR PREPARING THE SAME - Provided is a method for preparing a carbon material based on an organic nanofilm using thermal evaporation, including: depositing a liquid polymer or polymer solution containing a polymer and a solvent onto a substrate, thereby forming an organic nanofilm; stabilizing the organic nanofilm so that the carbon atoms in the organic nanofilm have a cyclic arrangement; and carbonizing the stabilized organic nanofilm, thereby forming a carbon material, wherein the organic nanofilm is formed from the liquid polymer or polymer solution through a thermal evaporation process. The method provides a carbon material with a thickness, sheet resistance and surface roughness suitable for various applications and allows control thereof. In addition, the method uses a relatively inexpensive starting material, pitch, thereby reducing the overall production cost, and avoids a need for a complicated additional patterning operation, so that the carbon material is applied directly to electronic devices. | 05-01-2014 |
Patent application number | Description | Published |
20120276420 | SECONDARY BATTERY PACK OF NOVEL STRUCTURE - Disclosed herein is a secondary battery pack including a battery cell having a first electrode terminal, a second electrode terminal and a pair of coupling grooves formed at the top of a battery case, a protection circuit module (PCM) including a protection circuit board (PCB), connection members A and B connected to the first electrode terminal and the second electrode terminal, respectively, and a safety element, and an electrically insulated top cap having through holes communicating with the respective coupling grooves. | 11-01-2012 |
20130034752 | SECONDARY BATTERY PACK WITH IMPROVED SAFETY - Disclosed is a secondary battery pack including an anode terminal of a battery cell, the anode terminal being made of a plate-shaped conductive member, the anode terminal being electrically connected to a protection circuit module (PCM) via a safety element, a cathode terminal of the battery cell, the cathode terminal being made of a plate-shaped conductive member, the cathode terminal being directly electrically connected to the PCM, a battery cell having the anode terminal and the cathode terminal formed at one end thereof, the battery cell being provided at the end thereof with a thermally welded surplus portion, and a PCM including a printed circuit board (PCB) having a protection circuit formed thereon. | 02-07-2013 |
20130164590 | ROTARY JIG OF BATTERY CELL AND PROCESS OF WELDING FOR BATTERY CELL USING THE SAME - Disclosed herein is a rotary jig for battery cells to successively manufacture battery cells having different sizes including a main body configured to have a hexahedral structure having a rotary rod mounted at a lower end thereof, the main body being provided at sides thereof with mounting frames having sizes corresponding to sizes of battery cells so that the battery cells can be uprightly mounted in the mounting frames in a state in which electrode terminals of the battery cells are exposed upward, a die disposed at a lower end of the main body, the die connected to the rotary rod so that the die can be rotated manually or by a rotary motor, and support members formed at the die to support the mounting frames of the main body and the battery cells mounted in the mounting frames, wherein the rotary rod is rotated so that resistance welding is performed with respect to a portion of one of battery cells to be welded using a welding rod located above the battery cell in a state in which the battery cells are mounted to the corresponding sides of the main body. | 06-27-2013 |
20140141289 | SECONDARY BATTERY PACK - Disclosed is a secondary battery pack including a battery cell having a cathode and anode terminal formed at one face having a sealed surplus portion and a protection circuit module (PCM) electrically connected to the cell via the cathode and anode terminal, wherein the PCM includes a board having a cathode terminal connection part connected to the cathode terminal and an anode terminal connection part connected to the anode terminal and an electrically insulative case configured to receive the board through an open face thereof. The board, connected to the cathode terminal and anode terminal of the battery cell via the cathode terminal connection part and the anode terminal connection part, is mounted to the sealed surplus portion of the cell in a state in which the board is disposed in the case so that the cathode and anode terminal are exposed through the open face of the case. | 05-22-2014 |
Patent application number | Description | Published |
20080224952 | PLASMA DISPLAY DEVICE AND DRIVING APPARATUS THEREOF - A plasma display device, and a driving apparatus thereof, is provided, which includes: a plasma display panel for displaying an image, the plasma display panel including a plurality of discharge cells and a plurality of electrodes corresponding to the discharge cells; and an electrode driver for applying a driving voltage to the plurality of electrodes, wherein the electrode driver includes: a first switch coupled between the plurality of electrodes and a first power supply for supplying a sustain voltage to the plurality of electrodes in a sustain period, a second switch having a first terminal and a second terminal, the first terminal coupled to the first power supply, the second switch for gradually increasing a voltage of the second terminal to the sustain voltage. | 09-18-2008 |
20080224958 | PLASMA DISPLAY DEVICE AND DRIVING APPARATUS THEREOF - In a plasma display device and a driving apparatus thereof, a scan electrode driver for applying a driving voltage to a scan electrode has a diode including a cathode coupled to a sustain voltage supplying power and an anode coupled to a switch for applying a reset rising waveform to the scan electrode. In the scan electrode driver, when a switch for applying a reset rising waveform is turned on, the voltage at the scan electrode is gradually increased by a voltage that is less than the sustain voltage due to the breakdown voltage of the diode. Therefore, the number of power sources is reduced simplifying the circuit configuration and reducing the plasma display device production cost. | 09-18-2008 |
20080291130 | PLASMA DISPLAY DEVICE AND DRIVING METHOD THEREOF - A plasma display device and a method of driving the same, capable of reducing or preventing the deterioration of components such as a switching device, due to an overcurrent. In a reset period, in order to cause the voltage of a scan electrode to ramp down from a first voltage to a second voltage, a panel driver includes a falling ramp switch that repeats turn-on/turn-off operations, alternately coupling and de-coupling a low-level power supply to the scan electrode, resulting in a gradually falling ramp waveform. A switch controller generates a switching pulse to control the falling ramp switch. Each turn-on time of the switching pulse for the initial falling ramp waveform following a power-on of the plasma display device is controlled to be shorter than each turn-on time of the switching pulse for other falling ramp waveform. | 11-27-2008 |
20080315921 | DIGITAL FREQUENCY DETECTOR AND DIGITAL PHASE LOCKED LOOP USING THE DIGITAL FREQUENCY DETECTOR - A digital frequency detector and a digital phase locked loop (PLL) are provided. The digital frequency detector includes a first conversion unit which outputs a first frequency as first frequency information of a digital type using a first ring oscillator that operates in a high-level period of the first frequency, a second conversion unit which outputs a second frequency as second frequency information of a digital type using a second ring oscillator that operates in a high-level period of the second frequency, and an operation unit which outputs a digital frequency for the first frequency by calculating a ratio of the first frequency information to the second frequency information. | 12-25-2008 |
20090002278 | Plasma display and driving method thereof - A plasma display device, which gradually increases the current to the panel capacitors is disclosed. The display uses an inductor to reduce the current spike which would otherwise occur and create large electromagnetic interference. | 01-01-2009 |
20090027088 | HIGH RESOLUTION TIME DETECTING APPARATUS USING INTERPOLATION AND TIME DETECTING METHOD USING THE SAME - A high resolution time detecting apparatus using interpolation and a time detecting method using the same are provided. The time detecting apparatus includes a delayer which generates delayed signals by sequentially delaying a reference signal using a plurality of delay elements, a latch unit which outputs latch signals using the delayed signals, and an interpolation unit which outputs interpolated signals using input and output signals of the delay elements. As a result, a high resolution TDC using an interpolation and a time detecting method using the same provide improved performance of digital PLL, high resolution digital signal output at a low power consumption, and controlled circuit size. | 01-29-2009 |
20100237953 | DIGITAL PHASE DETECTOR, AND DIGITAL PHASE LOCKED LOOP INCLUDING THE SAME - A digital phase detector includes a quantization unit that quantizes a frequency of a reference signal to generate reference delay information and reference integer phase information, and quantizes a frequency of an oscillation signal to generate oscillation delay information and oscillation integer phase information. A first conversion unit converts the frequency of the reference signal into reference frequency information based upon the reference delay information and the reference integer phase information. A second conversion unit converts the frequency of the oscillation signal into oscillation frequency information based upon the oscillation delay information and the oscillation integer phase information. A calculation unit converts the reference frequency information and the oscillation frequency information into first and second phase information, respectively, and outputs a digital phase difference between the first phase information and the second phase information. | 09-23-2010 |
20150281696 | METHOD AND APPARATUS FOR ENCODING OF VIDEO USING DEPTH INFORMATION - Provided is a method for encoding an image using a depth information that includes selecting a current coding unit (CU); verifying an object information of the current CU from an object information obtained from a depth image; and verifying whether or not the current CU is composed of a single object based on the object information, and predicting a division structure of the current CU according to whether or not the current CU is composed of a single object. | 10-01-2015 |
20150281727 | METHOD AND APPARATUS FOR ENCODING OF VIDEO USING DEPTH INFORMATION - An image encoding method using a depth information includes determining a motion searching range in a total motion searching region for calculating a motion vector of a current coding unit (CU) based on an object information of the current CU; and determining an optimum motion vector of the current CU based on a motion information inside the motion searching range. | 10-01-2015 |
20150281735 | METHOD AND APPARATUS FOR ENCODING OF VIDEO USING DEPTH INFORMATION - A method of encoding an image using a depth information includes: extracting a depth value distribution information of a current largest coding unit (LCU); predicting a plurality of division structure candidates of the LCU based on the depth value distribution information; and determining an optimum division structure among the plurality of division structure candidates of the LCU based on at least one of coding efficiency and image quality. | 10-01-2015 |