Patent application number | Description | Published |
20090128296 | TERMINAL HAVING RADIO FREQUENCY FUNCTION AND METHOD OF PROCESSING INFORMATION OF THE TERMINAL - Provided are a terminal having a radio frequency identification (RFID) function and a method of processing information of the terminal for allowing intuitive interaction between a screen manipulation and an RFID manipulation with respect to using an RFID related service. The method of processing the information of the terminal including a screen and an RFID recognition unit, includes detecting a screen area corresponding to a position of the RFID recognition unit disposed at a predetermined position of the screen; displaying an RFID icon at a position of the detected screen area; recording information in an RFID tag based on the RFID tag contacting the RFID icon, and recognizing the information from the RFID tag the RFID tag contacting the RFID icon. | 05-21-2009 |
20090132595 | METHOD OF WRITING AND REPRODUCING MULTIMEDIA SERVICE BY USING TAG AND APPARATUS THEREFOR - Provided are method and apparatus for writing and reproducing a multimedia service using a tag in order to provide an intuitive interface for a user using a multimedia service. The method includes selecting a multimedia service to be written; generating tag information identifying the selected multimedia service; and writing the generated tag information to a tag. Accordingly, multimedia service information and content information can be stored in a tag by being written to tag information using a common format, and thus the user can later execute a service operation by easily writing information of a desired service operation to a tag and then simply connecting the tag to a tag reading device. | 05-21-2009 |
20090132923 | METHOD AND APPARATUS FOR INTERFACING BETWEEN DEVICES IN HOME NETWORK - A method of interfacing between devices in a home network control device includes dividing a screen into at least two areas, assigning a predetermined contents service function to each of the divided screen areas, sensing the position of the screen that an external device approaches and the distance between the screen and the external device reproducing content, and performing the contents service function differently between devices for each screen area according to the position of the screen that the external device approaches and the distance between the screen and the external device. | 05-21-2009 |
20090237359 | METHOD AND APPARATUS FOR DISPLAYING TOUCH SCREEN KEYBOARD - Provided are a method and apparatus for displaying various types of touch screen keyboards at various positions according to an information input condition of a user. The method includes recognizing a point on a touch screen which a reference finger of at least one hand of a user touches, and displaying a touch screen keyboard including keys arranged according to the recognized point. Accordingly, a user-based touch screen keyboard which can be easily used, allow information to be quickly input, and reduce touch error, can be provided. | 09-24-2009 |
20100029207 | METHOD AND APPARATUS FOR COMMUNICATING USING EXPANSION OF COMMUNICATION RANGE - Provided are a communication method and apparatus for communicating between remote devices, in which a first device determines whether a second device is located within a second distance in which the second device can communicate with the first device via a third device and a fourth device which are remote devices relaying communication between the first and second devices, and then communicates with the second device according to the determination result. | 02-04-2010 |
20120274454 | METHOD OF WRITING AND REPRODUCING MULTIMEDIA SERVICE BY USING TAG AND APPARATUS THEREFOR - Provided are method and apparatus for writing and reproducing a multimedia service using a tag in order to provide an intuitive interface for a user using a multimedia service. The method includes selecting a multimedia service to be written; generating tag information identifying the selected multimedia service; and writing the generated tag information to a tag. Accordingly, multimedia service information and content information can be stored in a tag by being written to tag information using a common format, and thus the user can later execute a service operation by easily writing information of a desired service operation to a tag and then simply connecting the tag to a tag reading device. | 11-01-2012 |
20140167926 | TERMINAL HAVING RADIO FREQUENCY FUNCTION AND METHOD OF PROCESSING INFORMATION OF THE TERMINAL - Provided are a terminal having a radio frequency identification (RFID) function and a method of processing information of the terminal for allowing intuitive interaction between a screen manipulation and an RFID manipulation with respect to using an RFID related service. The method of processing the information of the terminal including a screen and an RFID recognition unit, includes detecting a screen area corresponding to a position of the RFID recognition unit disposed at a predetermined position of the screen; displaying an RFID icon at a position of the detected screen area; recording information in an RFID tag based on the RFID tag contacting the RFID icon, and recognizing the information from the RFID tag the RFID tag contacting the RFID icon. | 06-19-2014 |
20160110573 | METHOD OF WRITING AND REPRODUCING MULTIMEDIA SERVICE BY USING TAG AND APPARATUS THEREFOR - Provided are method and apparatus for writing and reproducing a multimedia service using a tag in order to provide an intuitive interface for a user using a multimedia service. The method includes selecting a multimedia service to be written; generating tag information identifying the selected multimedia service; and writing the generated tag information to a tag. Accordingly, multimedia service information and content information can be stored in a tag by being written to tag information using a common format, and thus the user can later execute a service operation by easily writing information of a desired service operation to a tag and then simply connecting the tag to a tag reading device. | 04-21-2016 |
Patent application number | Description | Published |
20090074312 | HIGH-SPEED MOTION COMPENSATION APPARATUS AND METHOD - The present invention relates to a high-speed motion compensation apparatus and method. The high-speed motion compensation apparatus for H264/AVC includes a bus interface unit for reading a plurality of word addresses from an external storage device, aligning the reference pixels arranged over the plurality of word addresses, temporarily storing the aligned reference pixels, and sequentially outputting the aligned and temporarily stored reference pixels. A buffer unit temporarily stores overlapping reference pixels, which are repeatedly used to generate the sub-pixels, among the reference pixels output from the bus interface unit. An interpolation unit generates first half pixels, second half pixels, first quarter pixels, and second quarter pixels, using the reference pixels output from the bus interface unit. A chroma filter unit generates chrome pixels using the reference pixels output from the bus interface unit. | 03-19-2009 |
20140286424 | Video Encoding System for Dynamically Managing Energy, Rate and Distortion and Surveillance System Using the Same - A video encoding system for dynamically managing energy, a data rate and data distortion is disclosed. The video encoding system for dynamically managing the energy, the data rate and the data distortion includes one or more sensors, an encoder configured to encode a signal obtained by the one or more sensors, an event sensing unit configured to determine whether an event is generated from the signal obtained by the one or more sensors, a memory configured to store the signal encoded by the encoder, a power supply unit configured to supply power to the one or more sensors, the event sensing unit, the encoder or the memory, and an control unit configured to control configuration of the energy supplied to the one or more sensors, the event sensing unit, the encoder or the memory. | 09-25-2014 |
20140347478 | NETWORK CAMERA USING HIERARCHICAL EVENT DETECTION AND DATA DETERMINATION - Provided is a network camera, including: an event detector configured to detect an event; an image sensor configured to capture an image in response to the detected event; a storage configured to store image data of the captured image; a transceiver configured to transmit and receive the image data over a network; a controller configured to control the event detector, the image sensor, the storage, and the transceiver, to select a single network mode from among a plurality of network modes based on whether power is supplied from an outside, and to configure the network based on the selected network mode; and a power source configured to supply the power to the event detector, the image sensor, the storage, the transceiver, and the controller. | 11-27-2014 |
20150021207 | NEAR-FIELD-COMMUNICATION OR RFID BASED ELECTROCHEMICAL BIOSENSOR AND METHOD FOR AN INGREDIENT MEASUREMENT USING THEREOF - Disclosed herein are a near-field-communication or a Radio-Frequency Identification (RFID) based electrochemical biosensor capable of measuring an ingredient by being inter-worked with a wireless communication device such as a smartphone and a method for an ingredient measurement using thereof. The near field communication or radio-frequency identification based electrochemical biosensor, includes: a casing having a specimen introduction channel formed therein; an ingredient measurement electrode disposed in the casing and measuring a specific ingredient of a specimen; a reaction reagent portion disposed in the casing and reacting with the specimen; a specimen recognition electrode disposed in the casing and recognizing the introduction of the specimen; an antenna transmitting and receiving signals and power to and from a smart device or a tester; and a control integrated circuit (IC) chip controlling the ingredient measurement electrode, the specimen recognition electrode, and the antenna. | 01-22-2015 |
20150083796 | NFC OR RFID BASED SENSOR MEASUREMENT DEVICE AND MEASURING METHOD USING THE SAME - Disclosed herein is a near field communication (NFC) or radio frequency identification (RFID) based sensor measurement device including: a sensor connecting part from or to which a sensor is detachable or attachable; and a sensor measuring part electrically connected to the sensor, wirelessly receiving power from an external electronic device, and measuring a sensed value to be measured using the sensor and then wirelessly transmitting the sensed value to the external electronic device. The sensor is detachable or attachable, such that only the sensor is replaced and the sensor measurement device may be continuously used without the replacement when the sensor used is disposable. | 03-26-2015 |
20150130628 | NFC OR RFID BASED BIO SENSOR MEASUREMENT DEVICE AND MEASURING METHOD USING THE SAME - Disclosed herein are an NFC or RFID based bio sensor measurement device and a measuring method using the same capable of measuring components by being linked with a wireless communication device such as a smart phone. According to an exemplary embodiment of the present invention, the NFC or RFID based bio sensor measurement device is configured to include: a bio sensor unit | 05-14-2015 |
20150192536 | Biosensor Using Capacitance and Sample Inflow Sensing Method Based on Capacity - A biosensor and a sample inflow sensing method are disclosed. The biosensor includes a sample sensing electrode configured to sense inflow of a sample; a component measuring electrode configured to measure a specific component contained in the sample; and an integrated circuit unit for controlling configured to apply a power to the sample sensing electrode periodically and to determine the inflow of the sample based on a capacitance generated by the power applied to the sample sensing electrode. | 07-09-2015 |
20150302557 | METHOD AND APPARATUS FOR EVENT DETECTION USING FRAME GROUPING - An event detection method using frame grouping according to time and an apparatus therefor are provided. The event detection method includes generating a plurality of images by successively capturing objects using a plurality of frames, wherein the plurality of frames are grouped into a plurality of groups based on whether the plurality of frames have the same or similar amounts of exposure, grouping images generated with frames corresponding to each of the plurality of groups, and determining whether a previously defined event occurs using the grouped images. | 10-22-2015 |
20150310605 | Method and Apparatus for Determining Distance Between Image Sensor and Object - A method for determining a distance between an image sensor and an object includes acquiring a first image for an object and a second image distinguished from the first image, using a cut-off filter for cutting off one of R G and B signals, and determining a distance between the image sensor and the object. | 10-29-2015 |
20150347821 | DISPLAY SCREEN CONTROLLING APPARATUS IN MOBILE TERMINAL AND METHOD THEREOF - A method for controlling a display screen of a mobile terminal includes acquiring a first image and a second image distinguished from the first image, using a cut-off filter provided in the camera attached to a front of the mobile terminal to cut off one of R (Red), G (Green) and B (Blue) signals, recognizing an object comprising a user's face or gesture based on the first image and second image, and controlling on/off of the display screen provided in the mobile terminal based on the result of the recognition. | 12-03-2015 |
20150356802 | Low Power Door-Lock Apparatus Based On Battery Using Face Recognition - A door-lock apparatus based on battery is provided. The door-lock apparatus includes a CIS configured to obtain an optical signal and to convert the obtained optical signal into a digital image signal, an ISP configured to process the digital image signal to generate image data, a detector configured to be activated according to an operation of the ISP and to detect information about an object from the image data, a memory configured to store and maintain information about a reference object, a controller configured to compare the information about the object with the information about the reference object and to control a locking/unlocking state of the door-lock apparatus, and a door opening and closing unit configured to be controlled by the controller and to convert the door-lock apparatus from the locking state to the unlocking state. | 12-10-2015 |
20150380049 | METHOD FOR DETERMINING BIT RATE AND APPARATUS THEREFOR - The present invention relates to a method for controlling a bit rate and an apparatus therefor, and more specifically to an apparatus for storing a bit rate changed according to a significant level in a memory and a method for determining the bit rate, which meets the requirements for the distortion according to the memory space limitation and the significant level of the image information so as to minimize the energy consumption. | 12-31-2015 |
20160042630 | ENVIRONMENT MONITORING METHOD AND APPARATUS THEREFOR - An environment monitoring method and an apparatus therefor are provided. The environment monitoring apparatus includes a charging unit configured to charge power necessary for monitoring environments, a sensing unit configured to receive the power from the charging unit and to sense peripheral environments through a plurality of different sensors which are selected according to a request of a user, a controller configured to control settings of the sensing unit according to the peripheral environments; a communication unit configured to transmit the sensed information of the sensing unit to a server so that the server shares the sensed information with a plurality of smart devices, and a display unit configured to display the sensed information to the user and to display a notification according to the sensed information to the user. | 02-11-2016 |
Patent application number | Description | Published |
20150094477 | PRODUCTION METHOD FOR ANHYDRO SUGAR ALCOHOL HAVING MARKEDLY REDUCED ION CONTENT AND IMPROVED COLOUR CHARACTERISTICS - The present invention relates to a production method for an anhydro sugar alcohol having a markedly reduced ion content and improved colour characteristics, and, more specifically, relates to a method for producing an anhydrous sugar alcohol having a markedly reduced ion content, markedly lowered electrical conductivity and improved colour characteristics, which is obtained by subjecting hydrogenated sugar (sugar alcohol) to a dehydration reaction and thereby converting same to an anhydrous sugar alcohol and then subjecting distilled water, which has been isolated through a distillation step, to a decolourizing process using activated carbon, and subsequently bringing the resulting decolourized substance into contact with an ion exchange resin. | 04-02-2015 |
20150112088 | METHOD FOR PREPARING HIGH PURITY ANHYDROSUGAR ALCOHOLS BY THIN FILM DISTILLATION - The present invention relates to a method for preparing high purity anhydrosugar alcohols using hydrogenated sugar, and more specifically, to a method for preparing high purity anhydrosugar alcohols (particularly, isosorbide, isomannide, isoidide, and the like) with a purity of 97.5% or higher (more preferably, 98.5% or higher) and a pH of a distillate of 3.7 or higher (more preferably, 4.0 or higher) in a distillation yield of 87% or higher (more preferably, 90% or higher) by adding an acid to hexitol so as to convert the same into anhydrosugar alcohols, and single-stage distilling the converted product by using an internal condenser type thin film evaporator. | 04-23-2015 |
20150252054 | METHOD FOR PREPARING HIGH-PURITY ANHYDROSUGAR ALCOHOL HAVING IMPROVED YIELD BY USING WASTE FROM CRYSTALLIZATION STEP - The present invention relates to a technique for preparing an anhydrosugar alcohol using hydrogenated sugar as a raw material and, more specifically, to a technique for preparing a high-purity anhydrosugar alcohol by adding an acid to hydrogenated sugar (for example, hexitol) to convert same to an anhydrosugar alcohol, then distilling the converted liquid, and crystallizing the distilled liquid in a solvent, the technique removing a crystallization solvent from a crystallization mother liquor generated during a crystallization step and then introducing the resultant product together with the distilled liquid and the converted liquid into a distillation step, thereby being capable of improving the total distillation yield of the anhydrosugar alcohol, improving distillation efficiency by improving the mobility of a distillate, and further reducing the amount of generated waste and treatment costs and thus highly efficiently preparing the high-purity anhydrosugar alcohol at reduced costs. | 09-10-2015 |
20150299216 | METHOD FOR PREPARING ANHYDROUS SUGAR ALCOHOL - The present invention relates to a method for preparing anhydrous sugar alcohol, and more particularly, to a cheap and highly efficient method for preparing anhydrous sugar alcohol having a high final purity of at least 99%, and having good ion content, pH, conductivity, and color properties. According to the method, a hydrogenated sugar is dehydrated so as to be transformed into anhydrous sugar alcohol, and a series of processes including distillation, crystallization, decoloration, and ion exchange resin treatment are conducted. | 10-22-2015 |
20150307511 | METHOD FOR PREPARING HIGH-PURITY ANHYDROSUGAR ALCOHOL USING SEQUENTIAL COMBINATION OF THIN FILM DISTILLATION AND SHORT PATH DISTILLATION - The present invention relates to a technique for preparing an anhydrosugar alcohol using hydrogenated sugar as a raw material and, more specifically, to a technique for preparing a high-purity anhydrosugar alcohol (in particular, isosorbide, isomannide, isoidide, and the like) having a purity of 98% or higher and containing less than 0.1% of sorbitol and a sorbitan isomer, which are impurities, in a high total distillation yield of 94% or higher (more preferably, 95% or higher) by adding an acid to hydrogenated sugar (for example, hexitol) to convert same to an anhydrosugar alcohol, and then distilling the converted liquid over two or more stages by sequentially using a combination of an external condenser type wiped film evaporator and an internal condenser type short path evaporator. | 10-29-2015 |
20150329448 | METHOD FOR PREPARING AN ANHYDROSUGAR ALCOHOL USING HYDROL - The present invention relates to a method for preparing an anhydrosugar alcohol using hydrol (namely, a crystalline mother liquor remaining after obtaining crystalline glucose from a crude glucose liquor). More particularly, the present invention relates to a method for preparing an anhydrosugar alcohol in a method for performing a dehydration reaction on the hydrogenated sugar so as to convert the hydrogenated sugar to an anhydrosugar alcohol, wherein the method for preparing an anhydrosugar alcohol is configured to use, as at least a portion of the hydrogenated sugar, the product obtained from the hydrogenation of the hydrol which is a by-product or waste generated during the production of glucose, thus relatively lowering the cost for a material as compared with a case of using a high purity raw material (for example, high purity sorbitol), to thus improve economical advantages, and further reduce the amount of waste and cost for disposal of the waste during the production of glucose. | 11-19-2015 |
20150353574 | METHOD FOR PRODUCING ANHYDROSUGAR ALCOHOL THROUGH CONTINUOUS DEHYDRATION REACTION OF HYDROGENATED SUGAR - The present invention relates to a method for producing an anhydrosugar alcohol and, more specifically, to a method for producing an anhydrosugar alcohol which, when the step of subjecting a hydrogenated sugar to a dehydration reaction in a reactor so as to convert same to an anhydrosugar alcohol is performed, allows the hydrogenated sugar to be continuously introduced into the reactor and the produced anhydrosugar alcohol to be continuously discharged out of the reactor while the dehydration reaction is carried out, also prevents a reaction mixture from circulating inside and outside the reactor while the dehydration reaction is carried out, and thereby can significantly improve production efficiency compared with a conventional process adopting a batch or semi-batch-type dehydration reaction and thus can be appropriately applied particularly to a large-scale anhydrosugar alcohol production process. | 12-10-2015 |
Patent application number | Description | Published |
20110167315 | APPARATUS AND METHOD FOR CODING/DECODING BLOCK LOW DENSITY PARITY CHECK CODE IN A MOBILE COMMUNICATION SYSTEM - A system and method for processing a block Low Density Parity Check (LDPC) code are provided. The system includes, a decoding apparatus for decoding a block LDPC code using a parity check matrix, the parity check matrix including an information part and a parity part, the parity part including a first section (B) including a plurality of first permutation matrices, a second section (D) including a second permutation matrix, a third section (T) including a plurality of identity matrices (I) arranged diagonally within the third section and a plurality of third permutation matrices arranged below the plurality of identity matrices, and a fourth section (E) including a fourth permutation matrix. | 07-07-2011 |
20140254651 | APPARATUS AND METHOD FOR ADAPTIVELY ESTIMATING CHANNEL IN ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING (OFDM) SYSTEM - An apparatus and a method are provided including a parameter estimator, a controller, an initial channel estimator, and a channel estimator. The parameter estimator configured to estimate parameters related to a channel. The controller configured to select one of channel environments based on the parameters, and generate a control signal corresponding to the selected channel environment. The initial channel estimator configured to estimate an initial channel based on the control signal. The channel estimator configured to estimate a channel of remaining resource blocks, excluding resource blocks corresponding to a pilot signal, from among resource blocks, based on the initial channel and the control signal. | 09-11-2014 |
20140344639 | APPARATUS AND METHOD FOR CODING/DECODING BLOCK LOW DENSITY PARITY CHECK CODE IN A MOBILE COMMUNICATION SYSTEM - A system and method for processing a block Low Density Parity Check (LDPC) code are provided. The system includes, a decoding apparatus for decoding a block LDPC code using a parity check matrix, the parity check matrix including an information part and a parity part, the parity part including a first section (B) including a plurality of first permutation matrices, a second section (D) including a second permutation matrix, a third section (T) including a plurality of identity matrices (I) arranged diagonally within the third section and a plurality of third permutation matrices arranged below the plurality of identity matrices, and a fourth section (E) including a fourth permutation matrix. | 11-20-2014 |
20150082116 | LOW DENSITY PARITY CHECK (LDPC) DECODER AND METHOD OF DECODING PERFORMED BY LDPC DECODER IN DIGITAL VIDEO BROADCASTING (DVB) SYSTEM - A low density parity check (LDPC) decoder, including a memory configured to store a log-likelihood ratio (LLR) value of bits output from a demapper, and an LLR message exchanged between a variable node and an inspection node. The LDPC decoder further includes a node processor configured to select a decoding algorithm from a first algorithm and a second algorithm based on a code rate of an LDPC code, and decode the LLR message based on the selected decoding algorithm. | 03-19-2015 |
20150141058 | METHOD AND APPARATUS TO TRANSMIT AND RECEIVE DATA BASED ON LOCATION - An apparatus and method for transmitting and receiving data based on a location is disclosed, the apparatus for receiving the data, for example, a data receiver includes a location predictor configured to predict a location of the receiver based on location information of the receiver, a data rate calculator configured to calculate a predicted data rate during an interval based on communication environment information corresponding to the location of the receiver and the predicted location, and a buffer configured to backlog data received in advance based on the predicted data rate. | 05-21-2015 |
Patent application number | Description | Published |
20100290297 | Semiconductor Memory Device - A semiconductor memory device includes a plurality of memory cell mats each comprising a plurality of normal memory cell arrays; and a redundancy memory cell array configured to replace a defective memory cell with a plurality of redundancy memory cells corresponding to a redundancy word line when the redundancy word line corresponding to one or more redundancy memory cell arrays is activated in response to an address corresponding to the defective memory cell among the plurality of normal memory cell arrays. | 11-18-2010 |
20110128795 | SEMICONDUCTOR MEMORY DEVICE HAVING SENSE AMPLIFIER - A sense amplifier prevents a reduction in sensing margin occurring when data forms an island pattern. The sense amplifier includes a first inverter having an input terminal connected to a bit line and an output terminal connected to a bar bit line, and a second inverter having an input terminal connected to the bar bit line and an output terminal connected to the bit line. The first and second inverters are configured to receive a pull-up voltage through different pull-up voltage lines, respectively. | 06-02-2011 |
20120008422 | SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR OPERATING THE SAME - A semiconductor memory device includes a memory bank configured to output stored data in response to a column selection signal, a plurality of data latching units configured to latch the data outputted from the memory bank in response to an input control signal which is generated according to the column selection signal, and output the latched data in response to an output control signal, a time measurement unit configured to measure a time from an activation of the input control signal to an activation of the output control signal and generate a delay control signal, and an activation control unit configured to control an activation time of the column selection signal in response to the delay control signal. | 01-12-2012 |
20120033515 | SEMICONDUCTOR MEMORY DEVICE - A semiconductor memory device includes a plurality of memory cell mats each comprising a plurality of normal memory cell arrays; and a redundancy memory cell array configured to replace a defective memory cell with a plurality of redundancy memory cells corresponding to a redundancy word line when the redundancy word line corresponding to one or more redundancy memory cell arrays is activated in response to an address corresponding to the defective memory cell among the plurality of normal memory cell arrays. | 02-09-2012 |
Patent application number | Description | Published |
20100097111 | Semiconductor device including delay locked loop having periodically activated replica path - A delay locked loop adapted to delay an external clock signal and to output an internal clock signal, the delay locked loop including a renewal signal generator that outputs a renewal signal that is selectively activated and inactivated, a replica path that is active when the renewal signal is activated and is inactive when the renewal signal is inactivated, the replica path delaying the internal clock signal by a delay time of a normal path of a semiconductor device to output a replica internal clock signal when the renewal signal is activated, a control signal generator adapted to vary and to output a delay control signal according to a phase difference between the external and the replica internal clock signals, and a variable delay circuit adapted to delay the external clock signal by a time corresponding to the delay control signal and to output the internal clock signal. | 04-22-2010 |
20110298011 | Semiconductor Memory Device And System Having Stacked Semiconductor Layers - Example embodiments relate to a semiconductor memory device and a system in which a plurality of semiconductor layers are stacked on each other. A 3-dimensional (3D) semiconductor memory device may include a plurality of semiconductor layers that are stacked on each other. The plurality of semiconductor layers may have the same memory cell structure. The 3D semiconductor memory device may include a first memory region including at least one semiconductor layer for storing system data and a second memory region including at least one semiconductor layer for storing data aside from the system data. The system data may include at least one piece of data selected from the group consisting of a booting code, a system code, and application software. | 12-08-2011 |
20120221880 | MEMORY SYSTEM AND METHOD OF CONTROLLING SAME - A memory system comprises a controller that generates a processor clock, and a plurality of memory devices each comprising an internal clock generator that generates an internal clock in synchronization with the processor clock, and a memory that performs a peak current generation operation in synchronization with the internal clock, wherein at least two of the memory devices generate their respective internal clocks at different times such that the corresponding peak current generation operations are performed at different times. | 08-30-2012 |
Patent application number | Description | Published |
20080204574 | Shade correction for lens in image sensor - An apparatus for performing shade correction for a lens in an image sensor includes a gain profile extractor, a common profile calculator, a gain controller calculator, and a memory device. The gain profile extractor generates a respective channel gain profile for each of a plurality of color channels from image data. The common profile calculator generates a common profile from the channel gain profiles. The gain controller calculator generates a respective gain controller for each of the plurality of color channels from the common profile and the channel gain profiles. A memory device stores the common profile and the gain controllers. | 08-28-2008 |
20090160978 | DATA PROCESSING APPARATUS FOR OPERATING LENS CORRECTION AND METHOD FOR COMPRESSING AND RESTORING LOOKUP TABLE VALUES - A data processing apparatus having a small hardware size and performing tens correction includes a seed memory, a gain memory, and a decoder. The seed memory stores a plurality of encoded gain values forming an A*B seed matrix; the gain memory stores a plurality of decoded gain values forming an M*N grid matrix. The decoder is connected between the seed memory and the gain memory and performs vertical recursive rear polynomial (RNP) decoding before performing horizontal RNP decoding after a second time. Accordingly, the decoder may decode the M*N grid matrix from the A*B seed matrix by performing the row directional RNP decoding and the column directional RNP decoding by turns. | 06-25-2009 |
20120140099 | COLOR FILTER ARRAY, IMAGE SENSOR HAVING THE SAME, AND IMAGE PROCESSING SYSTEM HAVING THE SAME - A color filter array of an image sensor is disclosed. The color filter array includes a first filter to transmit wavelengths of a first region in a visible light region, a second filter to transmit wavelengths of a second region in the visible light region, a third filter to transmit wavelengths of a third region in the visible light region, and a mixed filter to transmit wavelengths of at least one of the first region, the second region and the third region, and wavelengths of an infrared region at the same time. | 06-07-2012 |
20120162403 | BIOMETRIC AUTHENTICATION SYSTEM - A biometric authentication system and apparatus are provided. The system includes an image capture device, a processor and an authentication unit. The image capture device generates first and second biometric data of a user based on reflected infrared light reflected from an object. The processor processes the first and second biometric data to generate first and second feature data. The first feature data is associated with the first biometric data, and the second feature data is associated with the second biometric data. The authentication unit performs authentication of the user based on at least one of the first feature data and the second feature data. | 06-28-2012 |
20120169848 | Image Processing Systems - An image processing system includes a calculation unit, a reconstruction unit, a confidence map estimation unit and an up-sampling unit. The up-sampling unit is configured to perform a joint bilateral up-sampling on depth information of a first input image based on a confidence map of the first input image and a second input image with respect to an object and increase a first resolution of the first input image to a second resolution to provide an output image with the second resolution. | 07-05-2012 |
20120182394 | 3D IMAGE SIGNAL PROCESSING METHOD FOR REMOVING PIXEL NOISE FROM DEPTH INFORMATION AND 3D IMAGE SIGNAL PROCESSOR THEREFOR - A three-dimensional (3D) image signal processing method increases signal-to-noise ratio by performing pixel binning on depth information obtained by a 3D image sensor, without changing a filter array detecting the depth information. The processing method may be used in a 3D image signal processor, and a 3D image processing system including the 3D image signal processor. | 07-19-2012 |
20120249740 | THREE-DIMENSIONAL IMAGE SENSORS, CAMERAS, AND IMAGING SYSTEMS - A three-dimensional image sensor may include a light source module configured to emit at least one light to an object, a sensing circuit configured to polarize a received light that represents the at least one light reflected from the object and configured to convert the polarized light to electrical signals, and a control unit configured to control the light source module and sensing circuit. A camera may include a receiving lens; a sensor module configured to generate depth data, the depth data including depth information of objects based on a received light from the objects; an engine unit configured to generate a depth map of the objects based on the depth data, configured to segment the objects in the depth map, and configured to generate a control signal for controlling the receiving lens based on the segmented objects; and a motor unit configured to control focusing of the receiving lens. | 10-04-2012 |
20130222543 | METHOD AND APPARATUS FOR GENERATING DEPTH INFORMATION FROM IMAGE - An apparatus for generating depth information includes a sensing unit and a final depth providing unit. The sensing unit is configured to sense light received from multiple subjects, and to provide initial depth data having distance information about the subjects and two-dimensional (2D) image data having 2D image information about an image obtained from the subjects. The final depth providing unit is configured to generate estimated depth data having estimated distance information about the subjects by transforming the 2D image data into three-dimensional (3D) data, and to provide final depth data based on the initial depth data and the estimated depth data. | 08-29-2013 |
20130235364 | TIME OF FLIGHT SENSOR, CAMERA USING TIME OF FLIGHT SENSOR, AND RELATED METHOD OF OPERATION - A time of flight (ToF) sensor comprises a light source configured to irradiate light on a subject, a sensing unit comprising a sensing pixel array configured to sense light reflected from the subject and to generate a distance data signal, and a control unit comprising a view angle control circuit. The view angle control circuit is configured to detect movement of the subject based on the distance data signal received from the sensing unit and to control a view angle of the sensing unit to increase a number of sensing pixels in the sensing pixel array that are used to sense a region in which the detected movement occurs. | 09-12-2013 |
20130242058 | DEPTH CAMERA, MULTI-DEPTH CAMERA SYSTEM AND METHOD OF SYNCHRONIZING THE SAME - A depth camera includes a sensor unit receiving a reflected light and in response thereto outputting an electrical sensing signal; and a synchronization information calculation unit calculating a performance index with reference to the sensing signal, and with reference to the performance index, generating synchronization information for synchronizing a demodulation clock for sensing the received reflected light. The sensor unit adjusts the frequency and/or phase of the demodulation clock with reference to the synchronization information. | 09-19-2013 |
20150117717 | IMAGE PROCESSING DEVICE FOR EXTRACTING FOREGROUND OBJECT AND IMAGE PROCESSING METHOD THEREOF - An image processing device capable of generating foreground object data by using a captured image includes a depth data generator configured to generate depth data of the captured image; an amplitude data generator configured to generate amplitude data of the captured image; a foreground object detector configured to perform a first detection operation for detecting the foreground object based on the generated depth data and first reference background data, and to perform a second detection operation for detecting the foreground object based on the generated amplitude data and second reference background data; and a foreground object data generator configured to generate the foreground object data based on a result of the first detection operation and a result of the second detection operation. | 04-30-2015 |
20150130904 | Depth Sensor and Method of Operating the Same - A method of operating a depth sensor includes generating a first photo gate signal and second through fourth photo gate signals respectively having 90-, 180- and 270-degree phase differences from the first photo gate signal, applying the first photo gate signal and the third photo gate signal to a first row of a pixel array and the second photo gate signal and the fourth photo gate signal to a second row adjacent to the first row in a first frame using a first clock signal, and applying the first photo gate signal and the third photo gate signal to a first column of the pixel array and the second photo gate signal and the fourth photo gate signal to a second column adjacent to the first column in a second frame using a second clock signal. | 05-14-2015 |
20150192408 | METHOD AND SYSTEM FOR ANALYZING MOTION OF SUBJECT USING EVENT-BASED SENSOR - A method is provided for analyzing motion of a subject. The method includes receiving multiple events from an event-based sensor, the events corresponding to a luminance change of the subject; calculating velocities of the events and directions of the events; generating a motion analysis table comprising an X axis classified into multiple velocity sections, a Y axis classified into multiple direction sections, and multiple cells representing frequencies of events corresponding to combinations of the velocity sections and the direction sections; and determining a motion of the subject based on the motion analysis table. | 07-09-2015 |
20150204970 | TIME OF FLIGHT CAMERA DEVICE AND METHOD OF DRIVING THE SAME - A time of flight (TOF) camera device and a method of driving the same are provided. The TOF camera device includes a pulse generator configured to generate a pulse signal, and generate a first photo gate signal and a second photo gate signal; a light source configured to irradiate an object with light emitted in synchronization with the pulse signal; and an image sensor configured to receive light reflected from the object in synchronization with the first photo gate signal during a first frame, and receive light reflected from the object in synchronization with the second photo gate signal during a second frame. The pulse generator is further configured to modulate the pulse signal so as to use a frequency of the light as a single frequency. | 07-23-2015 |
20150248551 | METHOD OF UNLOCKING AN ELECTRONIC DEVICE BASED ON MOTION RECOGNITIONS, MOTION RECOGNITION UNLOCKING SYSTEM, AND ELECTRONIC DEVICE INCLUDING THE SAME - A method of unlocking an electronic device based on motion recognitions generates motion information by detecting a user's motion, calculates optical flows based on the motion information, converts the optical flows into a code by sorting and grouping the optical flows based on predetermined reference directions, generates a comparison result indicating whether the code is consistent with a predetermined password by comparing the code with the predetermined password, and determines whether to unlock the electronic device based on the comparison result. | 09-03-2015 |
Patent application number | Description | Published |
20110067907 | LOW TEMPERATURE CURABLE PHOTOSENSITIVE RESIN COMPOSITION AND DRY FILM MANUFACTURED BY USING THE SAME - The present invention provides a photosensitive resin composition comprising: a polyamic acid including a specific repeating unit; a heterocyclic amine compound; a (metha)acrylate-based compound including one or more double bonds between carbons; a photoinitiator; and an organic solvent, and a dry film prepared therefrom. The photosensitive resin composition can be cured at a low temperature to offer process safety and work convenience, and has excellent bending resistance, soldering heat resistance, and a property of filling the pattern, as well as excellent heat resistance and mechanical properties. | 03-24-2011 |
20110200939 | POLYAMIC ACID, POLYIMIDE, PHOTOSENSITIVE RESIN COMPOSITION COMPRISING THE SAME AND DRY FILM MANUFACTURED BY THE SAME - The present invention relates to a polyamic acid or polyimide comprising a heat-polymerizable or photo-polymerizable functional group, a photosensitive resin composition comprising the polyamic acid or the polyimide, a photosensitive resin composition being capable of providing a cured film that can be used for patterning at a high resolution and that has an excellent developing property in an alkaline aqueous solution, flexibility, adhesion strength, resistance to welding heat, and pressure cooker test (PCT) resistance, and a dry film prepared from the composition. | 08-18-2011 |
20110278049 | PHOTOSENSITIVE RESIN COMPOSITION AND DRY FILM COMPRISING THE SAME - The present invention relates to a photosensitive resin composition which is developable with an alkaline aqueous solution and does not need a high temperature for curing and the like, and has all the properties suitable for use in a cover film of a printed circuit board or a laminated body for a semiconductor, and a dry film comprising the same. The photosensitive resin composition comprises (A) a polyamic acid comprising a polymer of at least one diamine compound and at least one acid dianhydride; (B) a photopolymerizable compound having at least one polymerizable ethylenic unsaturated bond in its molecule; and (C) a photoinitiator. | 11-17-2011 |
20120012366 | POLYAMIC ACID, POLYIMIDE, PHOTOSENSITIVE RESIN COMPOSITION COMPRISING THE SAME, AND DRY FILM MANUFACTURED FROM THE SAME - The present invention relates to a polyamic acid or polyimide comprising a heat-polymerizable or photo-polymerizable functional group, a photosensitive resin composition comprising the polyamic acid or the polyimide, a photosensitive resin composition being capable of providing a cured film that can be used for patterning at a high resolution and that has an excellent developing property in an alkaline aqueous solution, flexibility, adhesion strength, resistance to welding heat, and pressure cooker test (PCT) resistance, and a dry film prepared from the composition. | 01-19-2012 |
20140011905 | NOVEL POLYAMIC ACID, PHOTOSENSITIVE RESIN COMPOSITION, DRY FILM AND CIRCUIT BOARD - The present invention relates to novel polyamic acid; a photosensitive resin composition satisfying excellent flexibility and low stiffness and exhibiting excellent heat resistance and plating resistance; a dry film obtained from the photosensitive resin composition; and a circuit board including the dry film. | 01-09-2014 |
20140296362 | NEW POLY-AMIC ACID, PHOTO-SENSITIVE RESIN COMPOSITION, DRY FILM, AND CIRCUIT BOARD - The present invention relates to a novel polyamic acid introduced with an imidazolyl group in the polymer chain, a photosensitive resin composition including the polyamic acid and that is capable of providing a photosensitive material that satisfies the characteristics of an excellent bending property and low stiffness and also exhibits excellent heat resistance and coating resistance, a dry film obtained from the photosensitive resin composition, and a circuit board including the dry film. | 10-02-2014 |
20150366070 | PREPARATION METHOD FOR DRY FILM SOLDER RESIST AND FILM LAMINATE USED THEREIN - The present invention relates to a preparation method for a dry film solder resist (DFSR) capable of forming the DFSR having fine unevenness on a surface by a more simplified method, and a film laminate used therein. The preparation method for a dry film solder resist includes forming a predetermined photo-curable and heat-curable resin composition on a transparent carrier film having a surface on which a fine unevenness having an average roughness (Ra) of 200 nm to 2 μm is formed; laminating the resin composition on a substrate to form a laminated structure in which the substrate, the resin composition, and the transparent carrier film are sequentially formed; exposing the resin composition and delaminating the transparent carrier film; and alkaline-developing the resin composition in a non-exposure part and performing heat-curing. | 12-17-2015 |