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| 20080197051 | Desulfurizing Agent for Removing Organic Sulfur Compounds, Preparation Method thereof and Method for Removing Organic Sulfur Compounds Using the Same - Disclosed herein are a desulfurizing agent for removing organic sulfur compounds, a preparation method thereof, and a method for removing organic sulfur compounds using the same. The desulfurizing agent consists of a copper-zinc-aluminum complex free of alkaline metal, with a large surface area. When being contacted with organic sulfur compounds, such as t-butylmercaptan, tetrahydrothiophene, dimethylsulfide, etc., the desulfurizing agent exhibits excellent desulfurization ability and is not de-graded especially at high temperatures as high as 150˜350° C. | 08-21-2008 |
| 20080274878 | Platinum Based Catalyst for Oxidation/Reduction Reaction and Its Use - Disclosed herein are a platinum-based catalyst for oxidation/reduction reactions and the use thereof. The platinum-based catalyst is prepared by loading a catalyst composition comprising a water-soluble salt of at least one metal selected from among cerium (Ce), zirconium (Zr) and rhenium (Re), on a support comprising at least one selected from among alumina, silica and titania. The disclosed catalyst can be prepared in a simple manner without any particular limitation as to the kind of usable water-soluble platinum salt, and when it is applied to various oxidation reactions, including water gas shift reactions of carbon monoxide, three-way catalytic reactions, and selective oxidation reactions of carbon monoxide, and to reduction reactions, such as reactions of removing nitrogen oxide (NOx), it will show excellent catalytic activity. In particular, the disclosed catalyst shows excellent performance even in a specific temperature range in which it is difficult to apply the prior high-temperature water gas shift reaction catalyst and low-temperature water gas shift reaction catalyst. Also, it can remove carbon monoxide even at high temperatures without the loss of hydrogen caused by methanation, and thus is particularly useful in a hydrogen production process of producing high-purity hydrogen for fuel cells. | 11-06-2008 |
| 20090005581 | Method for Preparing 3-Hydroxytetrahydrofuran Using Cyclodehydration - Disclosed is a method of preparing 3-hydroxytetrahydrofuran using cyclodehydration. More particularly, this invention relates to a method of preparing 3-hydroxytetrahydrofuran, including subjecting 1,2,4-butanetriol to cyclodehydration under reaction conditions of a reaction temperature of 30˜180° C. and reaction pressure of 5000 psig or less in the presence of a strong acid cation exchange resin catalyst having a sulfonic acid group as an exchange group. According to the method of this invention, 3-hydroxytetrahydrofuran can be economically prepared at higher yield and productivity than when using conventional methods. | 01-01-2009 |
| 20090018291 | METHOD OF REGENERATION OF TITANIUM-CONTAINING MOLECULAR SIEVE CATALYST - Disclosed herein is a method of regenerating a titanium-containing molecular sieve catalyst. Particularly, this invention provides a method of regenerating a titanium-containing molecular sieve catalyst used in epoxidation of olefin through simple treatment using a mixture solvent comprising aqueous hydrogen peroxide and alcohol. According to the method of this invention, when the catalyst having decreased activity is regenerated, the activity of the regenerated catalyst is equal to that of new catalyst and can be maintained stable for a long period of time. | 01-15-2009 |
| 20090261020 | Nickel Based Catalyst Using Hydrotalcite-Like Precursor and Steam Reforming Reaction of LPG - The present invention relates to a nickel-based catalyst using hydrotalcite-like precursor and a steam reforming reaction by using the catalyst, and particularly to a nickel-based catalyst prepared by dispersing nickel uniformly onto the inner part and the surface of the support through a substitution between the magnesium and the active nickel metal and optimizing the molar ratios of nickel, magnesium and aluminum in order to utilize nickel as an active metal and a hydrotalcite-like precursor consisting of aluminum and magnesium, which shows an increased specific surface area of the catalyst and surface area of the active nickel, and thus enables the production of hydrogen-rich gas in high yield during the steam reforming reaction of LPG with superior maintenance of catalytic activity for a long period of time due to the inhibition of carbon deposition. | 10-22-2009 |
| 20100004120 | PLATINUM BASED CATALYST FOR OXIDATION/REDUCTION REACTION AND ITS USE - Disclosed herein are a platinum-based catalyst for oxidation/reduction reactions and the use thereof. The platinum-based catalyst is prepared by loading a catalyst composition comprising a water soluble salt of at least one metal selected from among cerium (Ce), zirconium (Zr) and rhenium (Re), on a support comprising at least one selected from among alumina, silica and titania. The disclosed catalyst can be prepared in a simple manner without any particular limitation as to the kind of usable water soluble platinum salt, and when it is applied to various oxidation reactions, including water gas shift reactions of carbon monoxide, three-way catalytic reactions, and selective oxidation reactions of carbon monoxide, and to reduction reactions, such as reactions of removing nitrogen oxide (NOx), it will show excellent catalytic activity. In particular, the disclosed catalyst shows excellent performance even in a specific temperature range in which it is difficult to apply the prior high-temperature water gas shift reaction catalyst and low-temperature water gas shift reaction catalyst. Also, it can remove carbon monoxide even at high temperatures without the loss of hydrogen caused by methanataion, and thus is particularly useful in a hydrogen production process of producing high-purity hydrogen for fuel cells. | 01-07-2010 |
| 20110195963 | NOVEL CARBAMOYLOXY ARYLALKANOYL ARYLPIPERAZINE COMPOUND, PHARMACEUTICAL COMPOSITIONS COMPRISING THE COMPOUND AND METHOD FOR TREATING PAIN, ANXIETY AND DEPRESSION BY ADMINISTERING THE COMPOUND - There is provided a novel carbamoyloxy arylalkanoyl arylpiperazine derivative compound having abundant racemic or enantiomeric characteristics, represented by the Formula 1, and pharmaceutically available salts or hydrates thereof. Also, there are provided a pharmaceutical composition for treating pain, anxiety or depression including an effective amount of the compound, and a method for treating pain, anxiety or depression in mammals by administering an effective amount of the compound to the mammals in need of treatment thereof. | 08-11-2011 |
| 20140088095 | METHOD FOR TREATING PAIN, ANXIETY OR DEPRESSION USING CARBAMOYLOXY ALKANOYL PIPERAZINE COMPOUND - There is provided a novel carbamoyloxy arylalkanoyl arylpiperazine derivative compound having abundant racemic or enantiomeric characteristics, represented by the Formula 1, and pharmaceutically available salts or hydrates thereof. Also, there are provided a pharmaceutical composition for treating pain, anxiety or depression including an effective amount of the compound, and a method for treating pain, anxiety or depression in mammals by administering an effective amount of the compound to the mammals in need of treatment thereof. | 03-27-2014 |
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| 20100150269 | SIGNAL MODULATING DEVICE, SIGNAL TRANSMITTING METHOD, AND CODE GENERATING METHOD - The present invention relates to a signal modulation device, a transmission method, and a code generation method. The signal modulation device includes a code storage unit including a plurality of n-bit members and storing a code with a number n or n−1 of different bits between two neighboring members, and a mapper for mapping data on symbols according to the code. | 06-17-2010 |
| 20100275093 | Secure Communication Using Error Correction Codes - Systems and methods for selecting a puncturing pattern for a low density parity check (LDPC) code are disclosed. One such method comprises: selecting a puncture pattern distribution for the LDPC code; calculating a security threshold and a reliability threshold for the LDPC, the LDPC having the selected puncture pattern distribution and also described by a degree distribution; storing the selected puncture pattern distribution responsive to a security gap for the LDPC being a lowest value encountered in any prior iterations; selecting another puncture pattern distribution for the LDPC code; and repeating the calculating, the storing, and the selecting another puncture pattern distribution steps. | 10-28-2010 |
| 20100291962 | METHOD OF CONTROLLING UPLINK POWER - Provided is that a base station that receives an index and a path attenuation difference of a monitoring sector from a mobile station and receives an amount of interference of the monitoring sector from a base station that corresponds to the monitoring sector. In addition, the base station measures an interference state of the monitoring sector by using the amount of interference and the path attenuation difference and calculates a control value of uplink power based on the interference state of the monitoring sector. Further, the base station transmits the control value of the uplink power to the mobile station. | 11-18-2010 |
| 20110222626 | RETRANSMISSION APPARATUS AND METHOD - A retransmission method maps at least some bits of codeword to symbols according to a first modulation method at the time of first transmission. The retransmission method maps at least some bits of the codeword to symbols according to a second modulation method that is different from the first modulation method at the time of second transmission after the first transmission. In this case, the second modulation method may have a lower modulation order than that of the first modulation method, or a sum of average reliability per bit of symbol according to the second modulation may be larger than a sum of average reliability per bit of symbol according to the first modulation method. | 09-15-2011 |
| 20120182836 | COMMUNICATION SYSTEM USING ULTRASONIC WAVES - Disclosed is a technology for performing a communication using an ultrasonic wave in an environment where an electromagnetic shielding is so severe that a wireless communication using an electromagnetic is difficult. In the environment where the electromagnetic shielding is severe, an ultrasonic terminal according to the present invention may transmit the ultrasonic wave using a solid structure as a medium, and an ultrasonic base station may receive the ultrasonic wave using the solid structure as the medium. | 07-19-2012 |
| 20130196652 | METHOD AND APPARATUS FOR SETTING COMMUNICATION TARGET IN WIRELESS COMMUNICATION SYSTEM - Provided is a method and apparatus for setting a communication target in a wireless communication system. A method of setting, by a setting device, a communication target in a wireless communication system may include: obtaining a synchronization and a characteristic of a target device by receiving a signal transmitted from the target device during a predetermined period of time; transmitting setting information to the target device based on the synchronization and the characteristic of the target device; and completing setting of the communication target by receiving setting response signal from the target device. | 08-01-2013 |
| 20140112153 | METHOD AND DEVICE FOR MANAGING CONTENTION WINDOW BASED ON TRANSMISSION ERROR DETECTION - Disclosed is a method and apparatus for managing a contention window based on detection of a transmission error, the method including: recognizing a transmission failure of data in the case of transmitting data using a contention-based wireless channel access method; verifying whether the transmission failure of data occurs due to a channel error or a collision by a contention between terminals; and determining a value of a contention window set in association with data transmission based on the verification result. | 04-24-2014 |
| 20140113547 | APPARATUS FOR SPATIAL FILTERING USING TRANSMISSION DELAY DIFFERENCE OF SIGNALS AND METHOD FOR THE SAME - Provided are an apparatus for spatial filtering using transmission delay difference of signals and method for the same. A scanning apparatus may comprise a first signal generating part generating a first signal, a second signal generating part generating a second signal, and a response receiving part receiving a response message based on arrival time difference between the first signal and the second signal from the counterpart apparatus. Therefore, the scanning apparatus can discriminate apparatuses positioned in a specific direction and apparatuses positioned in other directions by using arrival time difference of received signals. | 04-24-2014 |
| 20140233411 | METHOD AND APPARATUS FOR DETECTING COLLISION IN WIRELESS MULTI-ACCESS CHANNEL - A method and an apparatus for detecting a collision in a wireless multi-access channel are disclosed. The method of detecting the collision in the wireless multi-access according to an exemplary embodiment includes generating a request-to-send (RTS) message by a transmission terminal, transmitting the RTS message to a reception terminal, and receiving a response message from the reception terminal and determining whether a collision occurs based on a number of pieces of tone information included in the response message. | 08-21-2014 |
| 20140235172 | METHOD AND SYSTEM FOR COMMUNICATING BETWEEN DEVICES - A method and system for communicating between devices according to the present invention are provided. The method for communicating between the devices according to the present invention is used for communicating with a first terminal, and is carried out in a device having a capacitive touch screen. The method includes: detecting a change in capacitance for a specific part of the capacitive touch screen, which occurs by means of the first terminal; and acquiring information transferred from the first terminal on the basis of the detected change in capacitance of the capacitive touch screen. The communicating method using such a touch screen may be easily used for various services such as authenticating terminals or transferring files between local terminals. | 08-21-2014 |
| 20140293809 | METHOD AND APPARATUS OF CONTROLLING MAC-LAYER PROTOCOL FOR DEVICE-TO-DEVICE COMMUNICATIONS WITHOUT ID - An apparatus and method for enabling a device-to-device (D2D) communication, despite an identifier (ID) of a target device being unknown are provided. The apparatus may include a target device determining unit to select primary target devices based on relative distance information between a main device and a target device for communication with the main device, and to determine a final target device based on relative distance information between the main device and each of the primary target devices, a transmitter to transmit, to each of the primary target devices, a selection notification message and a relative distance information request message that are generated by the target device determining unit, and a receiver to receive, from each of the primary target devices, a response message corresponding to the selection notification message, and relative distance information used to determine a final target device. | 10-02-2014 |
| 20150031403 | METHOD AND APPARATUS FOR SPATIAL FILTERING USING DIFFERENCE IN PROPAGATION DELAY BETWEEN ELECTROMAGNETIC SIGNAL AND ACOUSTIC SIGNAL - A method and apparatus related to spatial filtering to select target terminals only located at a predetermined distance among a plurality of target terminals, using a propagation delay between an electromagnetic signal and an acoustic signal are provided. A user terminal transmits the acoustic signal to neighboring terminals to select terminals of which distances from the user terminal correspond to a distance from the user terminal to a target terminal among neighboring terminals. The electromagnetic signal is transmitted to the neighboring terminals in a predetermined transmission delay. Response signals are received from neighboring terminals of which distances from the user terminal are within a predetermined range, among the neighboring terminals that have received the acoustic signal and the electromagnetic signal. The neighboring terminals receive the acoustic signal from the user terminal, and receive the electromagnetic signal transmitted in the transmission delay from the user terminal. | 01-29-2015 |
| 20150223170 | METHOD AND APPARATUS FOR RECOGNITION OF INFORMATION CONTAINED IN FRAME - A method and apparatus for recognition of information contained in a frame are provided. The method includes performing synchronization over a synchronization period of the frame, and recognizing, through an indication block of a listen period included in the frame, whether information exists in the remaining part of the listen period after the indication block. | 08-06-2015 |
| 20150229503 | METHOD FOR GENERATING SIGNAL IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS THEREFOR - A method of generating a signal in a wireless communication system and an apparatus for the same are disclosed. A method of generating a transmission signal, performed in a transmission apparatus, comprises generating a first sequence having a convex/concave signal pattern; generating a second sequence meeting a predetermined auto and cross correlation property; and generating a transmission signal based on the first sequence and the second sequence. Thus, a transmission signal immune to a frequency offset can be generated. | 08-13-2015 |
| 20150263875 | METHOD AND APPARATUS FOR GENERATING SIGNAL IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus for generating a signal in a wireless communication system by allocating a sequence to a plurality of subcarriers for sending the signal and generating the signal based on the sequence and a phase rotation sequence are provided. | 09-17-2015 |
| 20150263877 | METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING PREAMBLE - A method and apparatus for transmitting/receiving a preamble is provided. The apparatus includes an STF and an LTF including a plurality of repetition patterns, a CDF for collision sensing among messages, a CEF for channel estimation, and a CSF for carrier sensing, wherein the time length of the STF equals the time length of two orthogonal frequency division multiplexing (OFDM) symbols. | 09-17-2015 |
| 20150264658 | METHOD OF PERFORMING SYNCHRONIZATION IN DISTRIBUTED WIRELESS COMMUNICATION SYSTEM AND TERMINAL SUPPORTING THE SAME - Disclosed herein are a method of performing synchronization in a distributed wireless communication system, and a terminal supporting the same. A distributed wireless communication system includes a plurality of networks. Time resources of each of a plurality of networks are divided into a synchronization slot, a discovery slot, a peering slot, and a data slot. A first terminal belonging to a first network determines whether a synchronization signal is received from a terminal belonging to a second network in the data slot of the first network. The first terminal detects whether it has met the second network that is out of synchronization with the first network if the synchronization signal is determined to have been received. | 09-17-2015 |
| 20150327232 | METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING INFORMATION IN WIRELESS DISTRIBUTED SYSTEM - When a transmitter transmits a first Timing Offset Indication iDentifier (TOID) of a plurality of TOIDs representing timing offset of a frame, the transmitter determines a first codeword corresponding to the first TOID of a plurality of codewords representing a subcarrier. The transmitter allocates a busy tone to a first subcarrier that the first codeword represents. The transmitter transmits the busy tone. | 11-12-2015 |
| 20150341875 | METHOD AND TERMINAL FOR SYNCHRONIZING IN DISTRIBUTED WIRELESS COMMUNICATION - A method of synchronization in a distributed wireless communication system and a terminal supporting the same are disclosed. A terminal increases its contention window value if it receives a synchronization signal within a synchronization slot. The terminal decreases its contention window value if it receives no synchronization signal within the synchronization slot. The terminal determines whether to transmit a synchronization signal or not by using the increased or decreased contention window value. | 11-26-2015 |
| 20160029334 | METHOD AND APPARATUS FOR SYNCHRONIZING NETWORKS AMONG HETEROGENEOUS WIRELESS OPERATORS - Disclosed are a method and an apparatus for synchronizing networks among heterogeneous wireless business operators. A terminal belonging to a first network monitors whether there is a different network in a monitoring period of a frame. The terminal synchronize a frame start synchronization point of the first network with a frame start synchronization point of a second network that corresponds to a discovered synchronization point when the synchronization point having a time offset of as much as a predetermined number of periods is discovered. | 01-28-2016 |
| 20160081047 | SYNCHRONIZATION METHOD IN DISTRIBUTED WIRELESS COMMUNICATION SYSTEM AND TERMINAL SUPPORTING THE SAME - Disclosed is a synchronization method in a distributed wireless communication system and a terminal supporting the same. In a synchronization method, a terminal splits a synchronization period into a plurality of backoff slots and randomly selects a backoff counter using the contention window. Furthermore, the terminal checks whether a channel is idle during at least one of the plurality of backoff slots and changes the backoff counter based on a result of the check. | 03-17-2016 |
| 20160112101 | APPARATUS AND METHOD FOR SPATIAL FILTERING BY ESTIMATING ANGLE OF DEVIATION FOR LINE OF SIGHT OF USER - An apparatus for spatial filtering receives a signal transmitted from a first terminal and detects a synchronization start point in time from a transmission frame included in the signal. The apparatus for spatial filtering demodulates a user-defined sequence included in the transmission frame and the at least one SRJBF sequence when the synchronization start point in time is detected, and then estimates a relative angle based on the demodulated user-defined sequence and SRJBF sequence. | 04-21-2016 |
| 20160128044 | METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING INFORMATION IN WIRELESS DISTRIBUTED SYSTEM - When a transmitter transmits a first Timing Offset Indication iDentifier (TOID) of a plurality of TOIDs representing timing offset of a frame, the transmitter determines a first codeword corresponding to the first TOID of a plurality of codewords representing a subcarrier. The transmitter allocates a busy tone to a first subcarrier that the first codeword represents. The transmitter transmits the busy tone. | 05-05-2016 |
| 20160128103 | RANDOM ACCESS METHOD AND TERMINAL SUPPORTING THE SAME - Provided are a random access method and a terminal supporting the random access method. The terminal may monitor a state of a channel, when the state of the channel is idle, attempt a packet transmission at a first packet transmission probability, and transmit a packet including the first packet transmission probability. | 05-05-2016 |
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| 20100259443 | ANTENNA SYSTEM FOR MOBILE VEHICLES - The present invention relates to an antenna system mounted on a mobile vehicle. In the present invention, a power distributor and a part of a high-frequency module that includes a frequency converter are placed in an external fixed unit that is placed outside a radome. In addition, an active cooler/cooling fin, a heater, and an air circulation fan are placed at an internal bottom plane of the antenna system, and a cooling fin and cooling fan are placed at an external bottom plane of the antenna system. | 10-14-2010 |
| 20110198058 | HEAT EXHAUSTION STRUCTURE FOR HEAT DISSIPATING DEVICE - A heat exhaustion structure for a heat dissipating device is provided. The present invention relates to a heat exhaustion structure for a heat dissipating device, and more particularly, to a heat exhaustion structure that may effectively exhaust an internal heat generated by heat dissipating devices included in a semiconductor package and in a large number of electronic products. | 08-18-2011 |
| 20120044125 | CABLE NETWORK ANTENNA AND THE PRODUCING METHOD THEREOF - A cable network antenna and a manufacturing method thereof are provided. The cable network antenna maintains correct positions of nodes at which a plurality of cables intersect, using a circumferential truss that minimizes transformation of a reflecting surface. Accordingly, accuracy of the reflection surface is achieved. | 02-23-2012 |
| 20130099972 | ANTENNA APPARATUS - Provided is an antenna apparatus which employs a small number of antenna devices and is intended to obtain a desired pattern without adjusting current level and phase of each antenna device. The antenna apparatus includes a first ridge horn antenna, and a second ridge horn antenna spaced apart from the first ridge horn antenna by a predetermined distance. Here, a multi-beam pattern is generated using a third-order mode beam pattern of a synthetic beam obtained by synthesizing beams respectively radiated from the first and second ridge horn antennas. Accordingly, the antenna apparatus can be simplified, and a desired multi-beam pattern can be obtained without adjusting signal level and phase of each antenna device. Also, by employing the ridge horn antennas as array devices, the antenna apparatus can be used in a wide frequency band. | 04-25-2013 |
| 20130127680 | ANTENNA APPARATUS - Provided is an antenna apparatus which employs a small number of antenna devices and is intended to obtain a desired pattern without adjusting amplitude level and phase of each antenna device. The antenna apparatus includes a first ridge horn antenna, and a second ridge horn antenna spaced apart from the first ridge horn antenna by a determined distance. Here, a multi-beam pattern is generated using a third-order mode beam pattern of a synthetic beam obtained by synthesizing beams respectively radiated from the first and second ridge horn antennas. Accordingly, the antenna apparatus can be simplified, and a desired multi-beam pattern can be obtained without adjusting signal level and phase of each antenna device. Also, by employing the ridge horn antennas as array devices, the antenna apparatus can be used in a wide frequency band. | 05-23-2013 |
| 20130271233 | APPARATUS AND METHOD OF TUNING MICROWAVE FILTER - Disclosed are an apparatus and a method of tuning a microwave filter. An apparatus for tuning a microwave filter according to the present invention includes: a measurement device configured to measure a scattering (S) parameter curve of a microwave filter desired to be tuned; a control device configured to perform tuning so that a shape of the S parameter curve according to a movement of a preselected tuning screw is matched to a shape of a target S parameter curve, and then determine a quantity of transfer of the tuning screw based on feature points on the S parameter curve by using a least squares method in which a preset weight is reflected; and a tuning device configured to move the tuning screw based on the determined quantity of transfer of the tuning screw. | 10-17-2013 |
| 20140041444 | APPARATUS FOR ANTENNA WEIGHTLESSNESS DEPLOYMENT TEST - Disclosed is an apparatus for an antenna weightlessness deployment test. The apparatus for an antenna weightlessness deployment test includes: a pair of first direction mobile support shafts mounted in parallel at a predetermined distance; first direction mobile deployment apparatuses mounted to be supported by an air bearing so as to slidably move on the first direction mobile support shaft; a second direction mobile support shaft mounted to connect the first direction mobile deployment apparatuses with each other; and second direction mobile deployment apparatuses mounted to be supported by an air bearing so as to slidably move on the second direction mobile support shaft. | 02-13-2014 |
| 20140077893 | SUBSTRATE INTEGRATED WAVEGUIDE COUPLER - Disclosed is a substrate integrated waveguide coupler. The substrate integrated waveguide coupler according to the present invention includes: a substrate; an upper conducting plate applied to an upper portion of the substrate; a lower conducting plate applied to a lower portion of the substrate; two peripheral via holes disposed parallel to each other on both sides of the substrate, respectively, and being of a pipeline type electrically connecting the upper conducting plate and the lower conducting plate to each other; and an inner via hole disposed between the two peripheral via holes, and having a center thereof separated by a preset distance and forming a short slot functioning to couple input signals. | 03-20-2014 |
| 20140077901 | COMPACT WAVEGUIDE TERMINATION - Provided is a compact waveguide termination including: a waveguide, a termination coupled with the waveguide and formed with a groove, and a thin film resistor part coupled with the groove and configured to attenuate an input signal at a central region of the waveguide, thereby improving frequency performance. | 03-20-2014 |
| 20140087678 | APPARATUS AND SYSTEM FOR RECEIVING WIRELESS SIGNAL WITH ANTI-JAMMING - The apparatus for receiving a wireless signal with anti-jamming includes: a wireless signal receiving unit receiving a wireless signal and including at least one antenna; and a jamming signal blocking unit disposed in front of the wireless signal receiving unit to block a jamming signal input from at least one direction and having a size or an interval from the wireless signal receiving unit determined according to at least one of an antenna pattern of the wireless signal receiving unit, a direction in which the jamming signal is input, and a level of the jamming signal. According to an exemplary embodiment of the present invention, it is possible to smoothly receive a targeted signal while blocking the jamming signal under the environment in which a general signal and the jamming signal coexist. | 03-27-2014 |
| 20150035623 | VARIABLE HIGH FREQUENCY FILTER DEVICE AND ASSEMBLY - A tunable filter device that changes a central frequency and a bandwidth is provided. The tunable filter device may include a body forming a cavity together with a cover, a resonator attached to or integrally formed on a lower surface of the cavity, a frequency-tuning element including a head and a shaft, the shaft passed through the cover and inserted in the resonator, and a cam disposed on the head to contact the head, wherein an insertion length of the shaft is controlled by the cam. | 02-05-2015 |
| 20150116058 | RADIO FREQUENCY (RF) CAVITY FILTER INCLUDING TUNING BOLT HOLDING MEMBER AND SAID TUNING BOLT HOLDING MEMBER - Provided is a radio frequency (RF) cavity filter including a tuning bolt holding member, the RF cavity filter including a top block, a bottom block to form a cavity along with the top block, a resonator disposed in the cavity, a tuning bolt to penetrate through the top block, and a tuning bolt holding member disposed to be in contact with one end of the tuning bolt to hold the tuning bolt, which may fix a position of the tuning bolt. | 04-30-2015 |
| 20150280299 | WAVEGUIDE BAND PASS FILTER USING SHORT-CIRCUIT STUB FOR REJECTION PERFORMANCE IMPROVEMENT - Disclosed is a waveguide resonator for a band pass filter, which configures a short-circuit stub low-frequency band pass filter in a waveguide resonator to pass a low frequency and reject a stop band, thereby effectively removing undesired spurious or harmonic components on a frequency spectrum. | 10-01-2015 |
| 20150349429 | DUAL REFLECTOR ANTENNA WITH HYBRID SUBREFLECTOR - The present invention relates to a dual reflector antenna with a hybrid subreflector, and more particularly, to a dual reflector antenna with a subreflector having a structure in which an ellipse and a hyperbola are combined. An exemplary embodiment of the present invention provides a dual reflector antenna including: a main reflector; and a hybrid subreflector which faces the main reflector and has a first structure and a second structure which are combined therein. | 12-03-2015 |
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| 20100030540 | SYSTEM AND METHOD FOR RECONSTRUCTING TRAFFIC ACCIDENT - Provided is a system and method for automatically reconstructing a traffic accident. The accident reconstructing system includes a data collecting unit, a geographical data providing unit, and an accident analyzing unit. The data collecting unit collects/transmits accident-related data according to the occurrence of a traffic accident. The geographical data providing unit transmits the geographical data of the neighborhood of the accident site. The accident analyzing unit reconstructs the traffic accident virtually on the basis of the data outputted from the data collecting unit and the geographical data providing unit. | 02-04-2010 |
| 20100098048 | METHOD FOR HYBRID MEDIUM ACCESS CONTROL FOR VEHICLE COMMUNICATION - A method for hybrid media access control for vehicle communication is provided. The method divides a radio channel into time slots, which are predetermined time units, and sets terminals as owners or non-owners for the divided time slots to be able to access the channel. Accordingly, it is possible to reduce the probability of contention by distributed access to the slots and provide a MAC protocol having excellent performance. | 04-22-2010 |
| 20100158164 | APPARATUS AND METHOD FOR TIME SYNCHRONIZATION AND RECEPTION APPARATUS OF OFDM SYSTEM - An apparatus for time synchronization of an orthogonal frequency division multiplexing (OFDM) system oversamples a received signal using a master clock having a frequency at least four times higher than a minimum sampling frequency in a transmission apparatus, sets one of a plurality of oversampled signals to an on-time signal, and shifts each of the remaining oversampled signals by a predetermined time on the basis of the on-time signal. The apparatus for time synchronization calculates a correlation value by correlating each of the shifted signals and the on-time signal with a previously known signal, detects a maximum energy value among the calculated correlation values, and detects a start point of a frame by comparing the maximum energy value with a predetermined threshold value. | 06-24-2010 |
| 20100173603 | METHOD AND SYSTEM FOR TRANSMITTING AND RECEIVING WARNING MESSAGE - Provided are a method and a system for transmitting and receiving a warning message that rapidly inform an adjacent hop of a dangerous situation that occurs on a road. The method for transmitting the warning message includes selecting one or more relay vehicles by using distances between vehicles and state information of the vehicles when the dangerous situation occurs on a road or outside, and increasing a warning message sequence number and generating and transmitting a warning message containing an identifier of the relay vehicle and a retransmission time. | 07-08-2010 |
| 20100184369 | COOPERATIVE COMMUNICATION METHOD FOR VEHICULAR COMMUNICATION - A cooperative communication method for vehicular communication is provided. The method in which when one vehicle transmits a signal to another vehicle, a signal of a transmission vehicle passes through a roadside device or a plurality of vehicles and thereafter signals having a plurality of paths are transmitted to a reception vehicle, and the reception vehicle combines and demodulates the signals received through the plurality of paths. | 07-22-2010 |
| 20110018732 | DEVICE AND METHOD FOR COLLECTING INFORMATION RELATED TO INFRASTRUCTURE, AND POSITIONING METHOD AND SYSTEM USING THE SAME - An infrastructure information collecting device collects measurement information including location information regarding a plurality of wireless access devices disposed in an indoor space based on an indoor map, and a positioning system generates information regarding a wireless communication infrastructure of the corresponding indoor space based on the thusly collected measurement information. The positioning system then provides the generated wireless communication infrastructure information to a terminal of which location is desired to be measured, and then the terminal measures its location based on the wireless communication infrastructure information and signals received from nearby wireless access devices. | 01-27-2011 |
| 20110102180 | APPARATUS AND METHOD FOR ESTIMATING TAG LOCATION - A first tag that is located in a communication coverage area among a plurality of tags is selected as a base tag in order to estimate tag location in an apparatus for estimating tag location that communicates with a plurality of tags. A second tag whose location is estimated among the plurality of tags is searched. First distance information of the second tag is estimated by performing a ranging procedure of the second tag. The second distance information estimated between the first tag and the second tag is received from the first tag, and the location information of the second tag is estimated by using the first distance information and the second distance information. | 05-05-2011 |
| 20110144858 | VEHICLE GATEWAY, AND APPARATUS AND METHOD FOR VEHICLE NETWORK INTERFACE - Provide are a vehicle gateway, and an apparatus and a method for vehicle network interface. The vehicle gateway includes a first interface connected to each unit of a vehicle network, a second interface connected to one or more access devices acquiring vehicle information from the vehicle network, and a packet processor connecting the first interface to the second interface, and determining a communication system and a communication path to each of the access devices and a process order of the vehicle information acquisition. | 06-16-2011 |
| 20110153652 | METHOD FOR TRANSMITTING VEHICLE INFORMATION - A method for a vehicle information collecting device installed in a vehicle to transmit vehicle information includes: generating a vehicle information identifier list including a plurality of vehicle information and a plurality of vehicle information identifiers respectively mapped on the plurality of vehicle information; transmitting the vehicle information identifier list to a terminal; receiving a request for transmitting vehicle information corresponding to at least one vehicle information identifier included the vehicle information identifier list from the terminal; and transmitting vehicle information corresponding to the at least one vehicle information identifier to the terminal based on the vehicle information identifier list. | 06-23-2011 |
| 20120095681 | MULTI-USER RELATIONSHIP-BASED NAVIGATION APPARATUS AND NAVIGATION MANAGEMENT METHOD USING THE SAME - Disclosed herein is a multi-user relationship-based navigation apparatus. The multi-user relationship-based navigation apparatus includes a traveling situation information collection unit, a traveling situation information transmitting/receiving unit, a path information extraction unit, and a path display unit. The traveling situation information collection unit collects the traveling situation information of a user. The traveling situation information transmitting/receiving unit receives the common traveling situation information of other users in a multi-user relationship, and transmits the traveling situation information. The path information extraction unit extracts path information, related to paths on which the other users actually traveled, from the common traveling situation information. The path display unit displays a path to a destination of the user, the path being generated using the path information. | 04-19-2012 |
| 20120101719 | APPARATUS AND METHOD FOR DETECTING LOCATIONS OF VEHICLE AND OBSTACLE - Disclosed herein is an apparatus for detecting locations of a vehicle and an obstacle. The apparatus for detecting locations of a vehicle and an obstacle includes at least one distance measurement unit and a data processing unit. The distance measurement unit measures distance data relevant to a vehicle and an obstacle within a measurement area. The data processing unit maps the distance data on a grid layer, detects the location of the vehicle based on the result of the mapping, detects the location of the obstacle based on the detected location of the vehicle, and modifies the detected location of the vehicle using the distance data. | 04-26-2012 |
| 20120136510 | APPARATUS AND METHOD FOR DETECTING VEHICLES USING LASER SCANNER SENSORS - Disclosed herein is an apparatus for detecting vehicles using laser scanner sensors. The apparatus includes a vehicle location detection unit, a shadow area detection unit, an estimation unit, and a control unit. The vehicle location detection unit detects information about locations and headings of target vehicles located in a local detection area from sensors arranged on the road. The shadow area detection unit calculates shadow areas corresponding to the respective sensors based on the information about the locations of the target vehicles and information about types of the target vehicles. The estimation unit estimates the locations and shadow areas of the target vehicles which will be obtained after a predetermined time has elapsed. When a specific target vehicle tries to enter one of the estimated shadow areas, the control unit outputs a speed control command used to decrease the speed of the specific target vehicle. | 05-31-2012 |
| 20120161713 | VEHICLE ENERGY HARVESTING APPARATUS AND ENERGY MANAGEMENT METHOD THEREOF - Disclosed herein is a vehicle energy harvesting apparatus. The vehicle energy harvesting apparatus includes a battery unit, an energy collection unit, an external charging interface, and an energy management unit. The battery unit is formed in a vehicle. The energy collection unit is provided on one side of the vehicle, and configured to generate renewable power by collecting renewable energy. The external charging interface is formed on one side of the vehicle in order to exchange power between the battery unit and a smart grid. The energy management unit is configured to perform control such that the renewable power of the energy collection unit is stored in the battery unit, and such that power is exchanged between the battery unit and the smart grid using the external charging interface. | 06-28-2012 |
| 20120163275 | METHOD OF PROVIDING WIRELESS COMMUNICATION BETWEEN VEHICLE AND ROADSIDE AND VEHICLE WIRELESS COMMUNICATION DEVICE USING THE SAME - Disclosed herein is a method of providing vehicle wireless communication. In the method, a vehicle receives hand-over-related link information, which includes slot request information about slots requested by a vehicle to a roadside wireless communication device for hand-over of the vehicle, from a central control server. A hand-over preparation message, which includes the hand-over-related link information, is send to a vehicle wireless communication device connected to the vehicle. It is determined that the vehicle completed preparation for performance of the hand-over when a response message to the hand-over preparation message is received from the vehicle wireless communication device. Slots are allocated in consideration of the hand-over-related link information. Beacon frames, which include slot allocation information about the allocated slots, are transmitted to the vehicle wireless communication device. Accordingly, the vehicle wireless communication device and the roadside wireless communication device can reliably perform communication without interruption. | 06-28-2012 |
| 20120163671 | CONTEXT-AWARE METHOD AND APPARATUS BASED ON FUSION OF DATA OF IMAGE SENSOR AND DISTANCE SENSOR - Disclosed herein are a context-aware method and apparatus. In the context-aware method, distance data is collected using a distance sensor. Thereafter, image data is collected using an image sensor. Thereafter, the distance data and the image data are fused with each other, and then context awareness is performed. Thereafter, safe driving management is performed based on the fusion of the data using the results of the context awareness. | 06-28-2012 |
| 20120185112 | APPARATUS AND METHOD FOR DETECTING LOCATION OF VEHICLE - Disclosed herein is an apparatus and method for detecting the location of a vehicle using results sensed by sensing devices installed outside the vehicle and the internal information of the vehicle without obtaining the current location information of the vehicle using signals transmitted from a Global Positioning System (GPS) satellite. The apparatus for detecting the location of a vehicle includes a location information reception unit for receiving location information that is generated by sensing a vehicle passing by a sensing point and that corresponds to the sensing point. A location detection unit estimates a current location of the vehicle based on information sensed by internal sensors of the vehicle and control information for a vehicle manipulation part while the location information is not received, and corrects the estimated current location of the vehicle using received location information when the location information is received. | 07-19-2012 |
| 20120314643 | MULTICASTING SYSTEM AND METHOD FOR VEHICULAR COMMUNICATION NETWORK - Disclosed herein are a multicasting system and method for a vehicular communication network. The multicasting system includes a plurality of roadside communication devices for communicating with a plurality of vehicular communication devices. Each of the roadside communication devices includes a communication unit for communicating with the plurality of vehicular communication devices and at least one neighboring roadside communication device, a beacon analysis unit for analyzing beacon frames when a slot allocation request is received from one of the vehicular communication devices, a determination unit for searching for a period in which a slot has not been allocated and determining whether a period for allocation of a slot to the vehicular communication device is present, and a slot allocation unit for allocating a slot period for multicasting of the vehicular communication device based on results of the determination of the determination unit. | 12-13-2012 |
| 20130162824 | APPARATUS AND METHOD FOR RECOGNIZING CURRENT POSITION OF VEHICLE USING INTERNAL NETWORK OF THE VEHICLE AND IMAGE SENSOR - An apparatus and method for recognizing a current position of a vehicle are disclosed. The apparatus receive information about an initial position of a vehicle from an external input, and receive an image signal from an image sensor to take a picture of an identifiable object and extract image signal information corresponding to the identifiable object from the image signal, and connect to an internal network of the vehicle of the vehicle and receive information about a traveling state of the vehicle, and calculate the current position of the vehicle based on the information obtained. | 06-27-2013 |
| 20130211656 | AUTONOMOUS DRIVING APPARATUS AND METHOD FOR VEHICLE - Disclosed herein are an autonomous driving apparatus and method for a vehicle. The autonomous driving apparatus includes an autonomous driving context data processing unit, a simulator unit, a section determination unit, a path planning unit, and a context determination main control unit. The autonomous driving context data processing unit gathers autonomous driving context data. The simulator unit simulates autonomous driving based on the gathered autonomous driving context data. The section determination unit determines a reliable section or an unreliable section based on results of the simulation. The path planning unit searches for at least one global path to a set destination based on results of the determination, and searches the at least one global path for a local path along which the autonomous driving is possible. The context determination main control unit controls the autonomous driving of the vehicle along the local path. | 08-15-2013 |
| 20130260759 | METHOD FOR HANDOVER IN VEHICULAR COMMUNICATIONS AND ON-BOARD EQUIPMENT USING THE SAME - Disclosed herein are a method for handover in vehicular communications and On-Board Equipment (OBE) using the same. In the method for handover in vehicular communications, OBE performs a handover from first Road-Side Equipment (RSE) to second RSE. The OBE receives beacon frames from the first RSE and the second RSE. The first average value of a received signal strength indication corresponding to the beacon frame received from the first RSE and the second average value of a received signal strength indication corresponding to the beacon frame received from the second RSE are calculated. The first cumulative gradient of the first average value and the second cumulative gradient of the second average value are calculated. The handover from the first RSE to the second RSE is performed based on the first average value, the second average value, the first gradient, and the second gradient. | 10-03-2013 |
| 20130307981 | APPARATUS AND METHOD FOR PROCESSING DATA OF HETEROGENEOUS SENSORS IN INTEGRATED MANNER TO CLASSIFY OBJECTS ON ROAD AND DETECT LOCATIONS OF OBJECTS - Disclosed herein are an apparatus and method for processing the data of heterogeneous sensors in an integrated manner to classify one or more objects on a road and detect the locations of the objects. The apparatus includes a camera image processing unit, a scanning information processing unit, and an integrated processing unit. The camera image processing unit generates the results of the processing of camera images based on the camera images collected from one or more cameras. The scanning information processing unit generates the results of the processing of scanning information based on the scanning information collected from one or more laser scanners. The integrated processing unit generates the types and final locations of the objects located on the road by processing the generated results of the processing of the camera images and the generated results of the processing of the scanning information in an integrated manner. | 11-21-2013 |
| 20140070960 | APPARATUS FOR GATHERING SURROUNDINGS INFORMATION OF VEHICLE - An apparatus for gathering information about surroundings of a vehicle includes: a vehicle sensor data gathering block configured to gather first information about surroundings of the vehicle from one or more sensors mounted on the vehicle; a roadside equipment data gathering block configured to gather second information about surroundings of the vehicle from a roadside communication device installed on a driving infrastructure; and a data integration block configured to classify the first information about surroundings and the second information about surroundings for predefined data types and integrate and manage the classified information about surroundings based on a preset reliability criterion. | 03-13-2014 |
| 20140136090 | VEHICLE TERMINAL APPARATUS AND METHOD FOR CONTROLLING THE SAME - A vehicle terminal apparatus and method for controlling the apparatus that receives vehicle location information, registers a service based on service notification information subsequent to receiving the service notification information, and extracts traffic information based on the vehicle location information is provided. | 05-15-2014 |
| 20140214271 | APPARATUS AND METHOD FOR DETECTING OBSTACLE ADAPTIVELY TO VEHICLE SPEED - Disclosed herein are an apparatus and method for detecting an obstacle adaptively to vehicle speed. The apparatus includes a control unit, a speed-adaptive camera sensor, a speed-adaptive laser scanner sensor, and a detection data integration unit. The control unit receives information about the speed of a vehicle and a Pulse Per Second (PPS) signal from a Global Positioning System (GPS) module. The speed-adaptive camera sensor adjusts the range of a detection region based on the information about the speed of the vehicle, and generates first detection data on an object. The speed-adaptive laser scanner sensor adjusts the range of the angle of the field of view of a laser scanner based on the information about the speed of the vehicle, and generates second detection data on the object. The detection data integration unit outputs obstacle detection data. | 07-31-2014 |
| 20140303882 | APPARATUS AND METHOD FOR PROVIDING INTERSECTION COLLISION-RELATED INFORMATION - Disclosed herein are an apparatus and method for providing intersection collision-related information. The apparatus for providing intersection collision-related information includes a surrounding information acquisition unit, a collision-related information calculation unit, and a collision-related information provision unit. The surrounding information acquisition unit acquires intersection traffic information including vehicle heading information, vehicle turning frequency information, vehicle trajectory information and vehicle speed information from one or more of a road sensor provided at an intersection and a vehicle sensor provided in a vehicle. The collision-related information calculation unit calculates intersection collision-related information including the degree of vehicle collision risk that is calculated using the intersection traffic information. The collision-related information provision unit provides the calculated intersection collision-related information to a user. | 10-09-2014 |
| 20150187216 | AUTONOMOUS DRIVING VEHICLE AND INFRASTRUCTURE FOR SUPPORTING AUTONOMOUS DRIVING THEREOF - Provided is an autonomous driving vehicle, and an infrastructure for supporting autonomous driving thereof. The autonomous driving vehicle of the present invention receives information obtained by converging sensor information (for example, infrastructure sensor information and traffic information) based on an infrastructure and vehicle sensor information selected by the infrastructure from the infrastructure positioned at the outside. Accordingly, the autonomous driving vehicle of the present invention may overcome a limitation of vehicle-based autonomous driving, thereby improving obstacle avoidance performance, solving inaccuracy of a sensor, and decreasing frequent setting of a path. | 07-02-2015 |
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| 20100197673 | INDOLE AND INDAZOLE COMPOUNDS AS AN INHIBITOR OF CELLULAR NECROSIS - The present invention relates to indole or indazole compounds, pharmaceutically acceptable salts or isomers thereof which are useful for the prevention or treatment of cellular necrosis and necrosis-associated diseases. The present invention also relates to a method and a composition for the prevention or treatment of cellular necrosis and necrosis-associated diseases, comprising said indole or indazole compounds as an active ingredient. | 08-05-2010 |
| 20100210647 | INDOLE COMPOUNDS AS AN INHIBITOR OF CELLULAR NECROSIS - The present invention relates to new indole compounds, pharmaceutically acceptable salts or isomers thereof which are useful for the prevention or treatment of cellular necrosis and necrosis-associated diseases. The present invention also relates to a method and a composition for the prevention or treatment of cellular necrosis and necrosis-associated diseases, comprising said indole compounds as an active ingredient. | 08-19-2010 |
| 20100291533 | INDOLE AND INDAZOLE DERIVATIVES HAVING A CELL-, TISSUE- AND ORGAN-PRESERVING EFFECT - The present invention relates to a composition for preserving cells, tissues and organs, comprising as an active ingredient indole and indazole compounds of formula (1), or a pharmaceutically acceptable salt or isomer thereof, which are effective for preventing injury of organs, isolated cell systems or tissues caused by cold storage, transplant operation or post-transplantation reperfusion; a preservation method; and a preparation method of the composition. | 11-18-2010 |
| 20120214804 | PHARMACEUTICAL COMPOSITION COMPRISING INDOLE COMPOUND - The present invention relates to a pharmaceutical composition comprising a compound of formula (1), (2) or (3) as defined in the specification for the prevention or treatment of diseases associated with oxidative stress, mitochondria dysfunction, hypoxic injury, necrosis and/or ischemic reperfusion injury, and a cosmetic composition comprising an indole compound having an antioxidant effect. | 08-23-2012 |
| 20120252798 | INDOLE COMPOUNDS AS AN INHIBITOR OF CELLULAR NECROSIS - The present invention relates to new indole compounds, pharmaceutically acceptable salts or isomers thereof which are useful for the prevention or treatment of cellular necrosis and necrosis-associated diseases. The present invention also relates to a method and a composition for the prevention or treatment of cellular necrosis and necrosis-associated diseases, comprising said indole compounds as an active ingredient. | 10-04-2012 |
| 20120270203 | INDOLE AND INDAZOLE DERIVATIVES HAVING A CELL-, TISSUE- AND ORGAN-PRESERVING EFFECT - The present invention relates to a composition for preserving cells, tissues and organs, comprising as an active ingredient indole and indazole compounds of formula (1), or a pharmaceutically acceptable salt or isomer thereof, which are effective for preventing injury of organs, isolated cell systems or tissues caused by cold storage, transplant operation or post-transplantation reperfusion; a preservation method; and a preparation method of the composition. | 10-25-2012 |
| 20130237532 | INDOLE AND INDAZOLE COMPOUNDS AS AN INHIBITOR OF CELLULAR NECROSIS - The present invention relates to indole or indazole compounds, pharmaceutically acceptable salts or isomers thereof which are useful for the prevention or treatment of cellular necrosis and necrosis-associated diseases. The present invention also relates to a method and a composition for the prevention or treatment of cellular necrosis and necrosis-associated diseases, comprising said indole or indazole compounds as an active ingredient. | 09-12-2013 |
| 20140024618 | INDOLE COMPOUNDS AS AN INHIBITOR OF CELLULAR NECROSIS - The present invention relates to new indole compounds, pharmaceutically acceptable salts or isomers thereof which are useful for the prevention or treatment of cellular necrosis and necrosis-associated diseases. The present invention also relates to a method and a composition for the prevention or treatment of cellular necrosis and necrosis-associated diseases, comprising said indole compounds as an active ingredient. | 01-23-2014 |
| 20140116293 | Optical Film - The present invention relates to a cellulose acetate film for optical compensation and a retardation enhancer used therein, and relates to a cellulose acetate film which has a high retardation value in the thickness direction (Rth). | 05-01-2014 |
| 20140311381 | Cellulose Acylate Film - Provided is a cellulose acylate film for an optical film usable for optical compensation sheet, an optical filter for stereoscopic images, a polarizer and a liquid crystal display and the like. | 10-23-2014 |
| 20150068427 | Optical Film - Provided is an optical film used for the optical compensation, in which additives are added to thereby have a good stability at high temperature and high humidity, a higher chromaticity, a higher Haze and a higher moisture resistance, as well as a small thickness direction retardation (Rth). | 03-12-2015 |
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| 20140245371 | DEVICE AND METHOD FOR PROVIDING CONTENT BY ACCESSING CONTENT STREAM IN HYBRID 3D TV, AND DEVICE AND METHOD FOR REPRODUCING CONTENT - A content providing apparatus and method, and a content reproduction apparatus and method for accessing a content stream in a hybrid three-dimensional television (3DTV) are disclosed. The content providing apparatus may include a content stream generation unit to generate a first content stream corresponding to a reference image and a second content stream corresponding to a supplementary image, a descriptor generation unit to generate a descriptor associated with the first content stream and the second content stream, and a data transmission unit to transmit the first content stream, the second content stream, and the descriptor to a content reproduction apparatus. | 08-28-2014 |
| 20140307049 | APPARATUS AND METHOD FOR PROVIDING IMAGE, AND APPARATUS AND METHOD FOR PLAYING IMAGE - Provided is a video providing method and a video playing method for a three-dimensional (3D) video, and an apparatus for performing the methods. The video providing method may transmit a reconstruction mode for reconstructing a low-resolution additional video having lower resolution than a high-resolution reference video. | 10-16-2014 |
| 20140313289 | APPARATUS AND METHOD FOR PROVIDING CONTENT FOR SYNCHRONIZING LEFT/RIGHT STREAMS IN FIXED/MOBILE CONVERGENCE 3DTV, AND APPARATUS AND METHOD FOR PLAYING CONTENT - An apparatus and a method for synchronizing left and right streams in a stationary/mobile hybrid 3DTV are disclosed. The apparatus according to an exemplary embodiment may synchronize content streams corresponding to left and right images using a timestamp pairing mode, a timestamp offset mode, and a network time protocol (NTP) synchronization mode. | 10-23-2014 |
| 20140320597 | 3D BROADCAST SERVICE PROVIDING METHOD AND APPARATUS, AND 3D BROADCAST SERVICE REPRODUCTION METHOD AND APPARATUS FOR USING IMAGE OF ASYMMETRIC ASPECT RATIO - Disclosed are a method and apparatus for providing a three-dimensional (3D) broadcast service using images with asymmetric aspect ratios and a method and apparatus for reproducing a 3D broadcast service. The method of providing the 3D broadcast service includes adjusting a second viewpoint image to be composed with a first viewpoint image into a 3D form with respect to the first viewpoint image and the second viewpoint image for 3D broadcasting, encoding the first viewpoint image and the adjusted second viewpoint image, and generating a broadcast stream of the first viewpoint image and a broadcast stream of the second viewpoint image by multiplexing the first viewpoint image and the second viewpoint image. | 10-30-2014 |
| 20140340480 | APPARATUS AND METHOD FOR MANAGING DELAY IN RECEIVING THREE-DIMENSIONAL (3D) IMAGE - An apparatus for managing a delay in receiving a three-dimensional (3D) image may include an image receiver to receive a left image and a right image for 3D image synthesis, and a substitution content output unit to output substitution content during a waiting time caused by a difference between points in time at which the left image and the right image are received. | 11-20-2014 |
| 20150062298 | IMAGE QUALITY INCREASING APPARATUS AND METHOD - An image quality increasing apparatus for a binocular three-dimensional television (3DTV) is disclosed. The image quality increasing apparatus may include an error detection unit to detect whether a reference image includes an error, a reference information correction unit to correct reference information for increasing an image quality of an additional image based on a detection result, an image quality increasing unit to increase the image quality of the additional image corresponding to the reference information, and a three-dimensional (3D) image synthesis unit to synthesize a 3D image using the quality increased additional image and the reference image. | 03-05-2015 |
| 20150109411 | IMAGE PLAYBACK APPARATUS FOR 3DTV AND METHOD PERFORMED BY THE APPARATUS - An image reproduction apparatus for a 3DTV and a processing method by the apparatus are disclosed. The image reproduction apparatus may determine an output time of a buffer to store a left image stream and a right image stream for a 3D image. The image reproduction apparatus may determine a buffer size or a buffer delay time using a reception time difference between the left image stream and the right image stream. Further, the image reproduction apparatus may correct a reference clock or a timestamp using the reception time difference between the left image stream and the right image stream. | 04-23-2015 |
| 20150138317 | SYSTEM AND METHOD FOR PROVIDING THREE-DIMENSIONAL (3D) BROADCAST SERVICE BASED ON RETRANSMISSION NETWORKS - A system and method for providing a three-dimensional (3D) broadcast service based on a retransmission network are provided. A 3D broadcast retransmission apparatus in a 3D broadcast service providing system may include a remultiplexer to remultiplex 3D TV service information in a received stream of a first broadcast network, based on a retransmission scenario, and to generate a stream of a retransmission network, and a retransmission network transmitter to transmit the stream of the retransmission network through the retransmission network. | 05-21-2015 |
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| 20090152699 | PACKAGING APPARATUS OF TERAHERTZ DEVICE - There is provided a packaging apparatus of a terahertz device, the apparatus including: a terahertz device having an active region at which terahertz wave is radiated or detected; a device substrate mounting the terahertz device whose active region is positioned at an opening region formed at the center of the device substrate, and electrically connecting the terahertz device and an external terminal to each other; a ball lens block arranged and fixed to an upper part of the terahertz device; and upper and lower cases receiving the device substrate mounted with the terahertz device therein and opening region vertical upper and lower portions of the active region of the terahertz device. | 06-18-2009 |
| 20100092183 | FREQUENCY TUNABLE TERAHERTZ CONTINUOUS WAVE GENERATOR - A frequency tunable terahertz continuous wave generator controls the number of feedbacks of an optical signal output from an optical intensity modulator by adding a feedback loop between input and output terminals of the optical intensity modulator, thereby simply tuning a frequency of a terahertz continuous wave. | 04-15-2010 |
| 20100134372 | THZ-BAND FOLDED DIPOLE ANTENNA HAVING HIGH INPUT IMPEDANCE - Provided is a folded dipole antenna including a meander line formed on a photoconductive substrate, characterized by an input impedance of several kΩ, which is much higher than that of a conventional dipole antenna, due to optimization of a horizontal length, a line interval, a width, and a line number of the meander line. Accordingly, use of the folded dipole antenna greatly improves an impedance matching characteristic between the antenna and a photomixer having an output impedance of 10 kΩ or more, and accordingly an output of a THz continuous wave. | 06-03-2010 |
| 20100155605 | TERAHERTZ WAVE TX/RX MODULE PACKAGE AND METHOD OF MANUFACTURING THE SAME - Provided are a terahertz wave transmission and reception (Tx/Rx) module package and method of manufacturing the same. The complete and separate terahertz wave Tx/Rx module package is implemented by simply aligning a silicon ball lens, a photoconductive antenna and a focusing lens, and thus facilitates generation or measurement of a terahertz wave. The terahertz wave Tx/Rx module package and method can remarkably reduce time and cost required to build a terahertz wave generation and measurement system, and simplify and miniaturize the terahertz wave generation and measurement system. In addition, characteristics of a terahertz wave generated by the photoconductive antenna can be simply measured. Furthermore, the terahertz wave Tx/Rx module package can be stored and transported with a photoconductive antenna, a silicon ball lens and a focusing lens kept aligned as they are, and also it is possible to minimize pollution of terahertz wave devices caused by surroundings. | 06-24-2010 |
| 20120086096 | CONDENSER LENS-COUPLED PHOTOCONDUCTIVE ANTENNA DEVICE FOR TERAHERTZ WAVE GENERATION AND DETECTION AND FABRICATING METHOD THEREOF - Provided are a condenser lens-coupled photoconductive antenna device for terahertz wave generation and detection and a fabricating method thereof. A condenser lens-coupled photoconductive antenna device for terahertz wave generation and detection includes a condenser lens, a photoconductive thin film deposited on the condenser lens, and a metal electrode formed on the photoconductive thin film for a photoconductive antenna. In the antenna device, the condenser lens and the photoconductive thin film are coupled to each other. | 04-12-2012 |
| 20120112230 | INTEGRATED ANTENNA DEVICE MODULE FOR GENERATING TERAHERTZ CONTINOUS WAVE AND FABRICATION METHOD THEREOF - The exemplary embodiments of the present invention include forming a photoconductor thin film on a front surface of a substrate; forming a photoconductor thin film pattern by patterning the photoconductor thin film; and forming a metal electrode on the photoconductor thin film pattern. | 05-10-2012 |
| 20120166144 | DEVICE CHARACTERISTICS MEASUREMENT METHOD USING AN ALL-OPTOELECTRONIC TERAHERTZ PHOTOMIXING SYSTEM AND SPECTRAL CHARACTERISTICS MEASUREMENT METHOD OF TERAHERTZ MEASURING APPARATUS USING THE SAME - A device characteristics measurement method using an all-optoelectronic terahertz photomixing system includes: calculating power of an antenna of a transmitter by adding a matching condition between output impedance of the photomixer and input impedance of the antenna of the transmitter to power of the photomixer of the transmitter; calculating power of an antenna of a receiver based on the power of the antenna of the transmitter; and outputting the power of the antenna of the transmitter and the power of the antenna of the receiver so as to analyze device characteristics of the photomixer and the antenna of the transmitter. | 06-28-2012 |
| 20130153757 | WAVEGUIDE PHOTOMIXER - Provided is a waveguide photomixer in which an absorption layer is selectively etched to reduce a junction area. The waveguide photomixer includes a buffer layer disposed on a substrate, a first clad layer disposed on the buffer layer and formed to have smaller width than that of a top surface of the buffer layer, an absorption layer disposed on the first clad layer and formed to have smaller width than that of a top surface of the first clad layer, a second clad layer disposed on the absorption layer and formed to have greater width than that of a top surface of the absorption layer, a contact layer disposed on the second clad layer, a first electrode unit disposed on the buffer layer where the first clad layer is not disposed, and a second electrode unit disposed on the contact layer. | 06-20-2013 |
| 20130156436 | TERAHERTZ RECEIVER AND METHOD OF RECEIVING TERAHERTZ BAND SIGNAL THEREOF - The inventive concept relates to a terahertz receiver. The terahertz receiver of the inventive concept includes a plurality of terahertz detectors detecting signals of terahertz band from received signals; a plurality of optical signal processing parts converting the detected terahertz signals into optical signals; an optical combiner combining the converted optical signals into one optical signal; a photodiode converting the combined optical signal into an electrical signal; and an amplifier amplifying the electrical signal. | 06-20-2013 |
| 20130156437 | TERAHERTZ TRANSMITTER - Disclosed is a terahertz transmitter which includes a photonics oscillator configured to generate two optical signals with different wavelength and strong correlation; a modulator configured to modulate the optical signals; a pre-amplifier configured to amplify the modulated optical signals; a photomixer configured to generate a terahertz signal through photomixing of the amplified optical signals; and a post-amplifier configured to amplify the terahertz signal and to transmit the amplified terahertz signal through an antenna. | 06-20-2013 |
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| 20090147428 | METAL CASE AND UNIT CELL FOR PREVENTING ELECTROSTATIC DISCHARGE AND METHOD OF FORMING THE SAME - A metal case for preventing electrostatic discharge includes an electromagnetic bandgap restricting current generated by electrostatic discharge and formed by arrangement of unit cells. Further, a method of forming a metal case preventing an electrostatic discharge includes forming an electromagnetic bandgap by arranging a plurality of unit cells; and forming a metal case having the electromagnetic bandgap to restrict current generated by the electrostatic discharge. | 06-11-2009 |
| 20090237323 | Apparatus and method for reducing electromagnetic waves - An apparatus for reducing electromagnetic waves, includes an electromagnetic bandgap for reducing a surface current induced by electromagnetic waves that are emitted from a radiator; and an absorber for reducing a surface current around the electromagnetic bandgap and for diminishing diffracted waves radiated from an end of a terminal. | 09-24-2009 |
| 20090284404 | ELECTROMAGNETIC WAVE ABSORBER USING RESISTIVE MATERIAL - An electromagnetic wave absorber includes a ground layer made of a metal conductor, a dielectric layer formed on the ground layer, and a unit cell pattern made of a resistive material, and formed on the dielectric layer. The unit cell pattern includes a fundamental patch having a regular square shape, in which a rectangular recess is formed on the center of each of the respective sides, the fundamental patch being located at the center of each of the unit cell pattern, and half cross dipole patches, which are respectively disposed at the four sides of the fundamental patch at a regular angle so as to be engaged with the recesses formed on the respective sides of the fundamental patch at a regular interval. | 11-19-2009 |
| 20100156523 | ARRANGEMENT STRUCTURE OF ELECTROMAGNETIC BAND-GAP FOR SUPPRESSING NOISE AND IMPROVING SIGNAL INTEGRITY - An electromagnetic-wave suppression structure in a multilayer PCB or package structure is supplied with a power to be used therein by a power distribution network including a power plane and a ground plane. The multilayer PCB and package includes: an electromagnetic-wave suppression structure including an electromagnetic band-gap; and the electromagnetic-wave suppression structure is formed at a specific portion(s) of the power plane and/or the ground plane to suppress noises. | 06-24-2010 |
| 20100156695 | ELECTROMAGNETIC ABSORBER USING RESISTIVE MATERIAL - An electromagnetic absorber using resistive material includes a ground plane of a conductive material; a dielectric layer formed on the ground plane; and a pattern layer in which specific unit cell patterns made of a resistive material are periodically arranged on the dielectric layer. The electromagnetic absorber is applied to an electronic toll collection system, a transportation device, a building structure, an electronic device and an anechoic chamber. | 06-24-2010 |
| 20100156739 | APPARATUS FOR REDUCING ELECTROMAGNETIC WAVES AND METHOD THEREOF - An apparatus for reducing electromagnetic waves includes a dielectric layer and a plurality of metal unit cells periodically formed over the dielectric layer. The apparatus further includes an adhesive formed under the dielectric layer for attaching the apparatus to a radiator radiating electromagnetic waves. | 06-24-2010 |
| 20110147063 | MULTILAYER BOARD FOR SUPPRESSING UNWANTED ELECTROMAGNETIC WAVES AND NOISE - A multilayer board for suppressing unwanted electromagnetic waves and noise includes: a power plane and a ground plane constituting a power distribution network; an electromagnetic wave suppression structure placed on the power plane or the ground plane; and a decoupling capacitor placed on the power plane or the ground plane, wherein the electromagnetic wave suppression structure and the decoupling capacitor are placed together. | 06-23-2011 |
| 20120075157 | APPARATUS FOR PROTECTING HUMAN BODY FROM ELECTROMAGNETIC WAVES - An apparatus for protecting a human body from electromagnetic waves includes: a radiator including an antenna; and a periodic structure that is combined with the radiator to form a radiation unit and has a plurality of unit cells periodically arranged, wherein each of the unit cells of the periodic structure contains a ground layer; an electromagnetic bandgap (EBG) board formed on the ground layer and serving as a dielectric spacer; and an EBG pattern made of metal and formed on the EBG board. | 03-29-2012 |
| 20130059550 | APPARATUS AND METHOD FOR BODY PROTECTION FROM ELECTROMAGNETIC FIELDS - An apparatus for use in a communication device with an antenna protects a body from electromagnetic fields. The apparatus includes a sensing unit to sense a surrounding environment of the communication device, a variable element to perform a variable operation according to a voltage or current applied thereto. The apparatus further includes a variable element control unit to control the voltage or current according to the surrounding environment sensed by the sensing unit to cause the variable element to perform the variable operation, and an intelligent periodic structure coupled with the variable element, the intelligent periodic structure being configured to change an operation frequency of the wireless communication device according to the variable operation of the variable element and adjust a radiation pattern direction of the antenna. | 03-07-2013 |
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| 20100112479 | Photopolymerization initiator containing unsaturated double bond and oxime ester group and photosensitive resin composition comprising the same - A photopolymerization initiator is provided. The photopolymerization initiator contains at least one unsaturated double bond and at least one oxime ester group in the molecule. The photopolymerization initiator comprises a compound represented by Formula 1 or 2: | 05-06-2010 |
| 20100160477 | Composition for simultaneously forming two isolated column spacer patterns - A composition for forming column spacers is provided. The composition comprises a radical polymerization inhibitor. The use of the composition enables simultaneous formation of a saturated pattern and a semi-transmissive pattern as column spacer patterns having different shapes, whose difference in thickness is controllable as desired although the sensitivity is slightly reduced, through a slit or semi-transmissive mask by varying the kind and amount of the radical polymerization inhibitor. Further provided are column spacers formed using composition and a liquid crystal display using the column spacers. | 06-24-2010 |
| 20100245732 | COLOR FILTER SUBSTRATE - A color filter substrate is provided. In the color filter substrate, transparent protective films are formed on respective sub-pixels of a color filter. The color filter substrate has improved electric field characteristics without the need for additional optical or circuit compensation to achieve an improvement in contrast and a reduction in color difference. | 09-30-2010 |
| 20100261815 | PHOTOACTIVE COMPOUND AND PHOTOSENSITIVE RESIN COMPOSITION COMPRISING THE SAME - A novel photoactive compound is provided. The photoactive compound has a structure represented by Formula 1: | 10-14-2010 |
| 20110269867 | ALKALI-SOLUBLE POLYMER COMPOUND AND PHOTOSENSITIVE RESIN COMPOSITION USING THE SAME - A novel alkali-soluble polymer compound including a dehydrogenated pimaric acid and/or its isomer as a repeating unit, and a photosensitive resin composition including the alkali-soluble polymer compound as an effective binder matrix are provided. A photosensitive resin composition using the alkali-soluble polymer compound including a dehydrogenated resin acid has excellent photosensitivity and developing characteristics cause a less deformation in a firing process, has excellent elasticity. Thus, the photosensitive resin composition is advantageous for curing various transparent photosensitive materials, in particular, materials of column spacers, an overcoat, a passivation layer, or the like, used for fabricating color filters of an LCD. | 11-03-2011 |
| 20110287366 | PHOTORESIST COMPOSITION COMPRISING PHOTOINITIATORS, AND TRANSPARENT THIN FILM AND LIQUID CRYSTAL DISPLAY DEVICE USING THE COMPOSITION - A photoresist composition is provided. The photoresist composition comprises two or more kinds of photoinitiators having different activation wavelengths whose difference is at least 20 nm. The photoresist composition has high sensitivity and forms a pattern whose thickness is easy to control depending on the exposure intensity through a slit or transflective mask. Further provided are a transparent thin film formed using the photoresist composition and a liquid crystal display device comprising the thin film. | 11-24-2011 |
| 20110318692 | PHOTOACTIVE COMPOUND AND PHOTOSENSITIVE RESIN COMPOSITION CONTAINING THE SAME - The present invention relates to a photoactive compound of a novel structure represented by Chemical Formula 1 below | 12-29-2011 |
| 20120004341 | ALKALI SOLUBLE RESIN POLYMER AND NEGATIVE-TYPE PHOTOSENSITIVE RESIN COMPOSITION INCLUDING THE SAME - Provided are an alkali soluble binder resin that includes a monomer including an unsaturated double bond, an unsaturated double bond character monomer including a carboxylic acid and an unsaturated double bond character monomer including an allyl group as a repeating unit, in which a molecular weight distribution (Mw/Mn) is in a range of about 2.0 to about 3.5, and a negative-type photosensitive resin composition including the alkali soluble binder resin. Re-solubility, fine-patterned substrate adhesion and dispersion stability may be improved by including the alkali soluble binder resin according to the present invention. | 01-05-2012 |
| 20120156619 | ACRYLATE-BASED COMPOUNDS AND PHOTOSENSITIVE COMPOSITION COMPRISING THE SAME - The present invention relates to an acrylate-based compound that includes an organic acid having two or more acrylate groups and one or more phenolic acid structures in one molecule, and a photosensitive composition including the same. It is possible to shorten a developing time in a photolithography process without damaging photosensitivity by using the photosensitive composition according to the present invention. | 06-21-2012 |
| 20130244182 | PHOTOSENSITIVE COMPOSITION COMPRISING AN ACRYLATE COMPOUND - The present invention relates to a photosensitive composition including an acrylate-based compound having an adamantyl structure. It is possible to manufacture an organic thin film that is easily stripped without decreasing the strength of the thin film by using the photosensitive composition. | 09-19-2013 |
| 20140011916 | THERMALLY CURABLE RESIN COMPOSITION WITH GOOD COATABILITY AND RE-COATABILITY - The present invention relates to a thermally curable binder resin including an epoxy group-containing ethylenic unsaturated monomer and an aqueous monomer including an ethylene oxide group; or an epoxy group-containing ethylenic unsaturated monomer, a compound including an acidic component, and an aqueous monomer including an ethylene oxide group, a thermally curable resin composition including the same, a cured film prepared therefrom, a color filter, and a liquid crystal display device. The thermally curable binder resin of the present invention may significantly enhance the coatability of a cured film forming composition and increase the surface energy of a coated protective film to significantly enhance the recoating properties in subsequent processes after formation of the protective film. | 01-09-2014 |
| 20140065543 | NEW COMPOUND, PHOTOSENSITIVE COMPOSITION COMPRISING THE SAME AND PHOTOSENSITIVE MATERIAL - The present application relates to a novel compound, a photosensitive composition comprising the same and a photosensitive material. | 03-06-2014 |
| 20140080043 | SILOXANE-BASED COMPOUND, PHOTOSENSITIVE COMPOSITION COMPRISING THE SAME AND PHOTOSENSITIVE MATERIAL - The present application relates to a siloxane-based compound, a photosensitive composition including the same, and a photosensitive material. | 03-20-2014 |
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| 20080200362 | POWDER DETERGENT GRANULE CONTAINING ACIDIC WATER-SOLUBLE POLYMER AND MANUFACTURING METHOD THEREOF - The present invention relates to powder detergent granules that are substantially free of a water-insoluble component such as zeolite or silica, a method for manufacturing the powder detergent granules and a copolymer having various properties useful as a detergent component. The powder detergent granules of the present invention are substantially free of a water-insoluble component, and thus exhibit good solubility and washing performance (stain removal performance) in cold water, do not leave residue after laundry, and reduce the likelihood of a caking phenomenon during manufacture and storage. And, the powder detergent granules of the present invention are substantially free of zeolite or silica that absorbs a liquid component, but are capable of accommodating a considerable amount of liquid surfactant. Further, a copolymer comprising acrylic acid monomer unit and 2-acrylamido-2-methylpropane sulfonic acid monomer unit, an acidic water-soluble polymer of the present invention, is useful as a detergent component in various aspects. | 08-21-2008 |
| 20090181587 | FUNCTIONAL SHEET FOR DELIVERING LAUNDRY ACTIVES IN LOW-TEMPERATURE WATER - Disclosed are a functional sheet including a first substrate applied or impregnated with an active ingredient, which is to be used in low temperature water at 0° C. to 30° C., wherein the active ingredient is to be physically or chemically adsorbed on a second substrate in the low temperature water, and remain on the second substrate after removal of the low temperature water, as the first substrate, a substrate having a water contact angle of 90° or less is used so that 70% or more of the active ingredient applied or impregnated to the first substrate can be released in the low temperature water at 0° C. to 30° C. within 5 minutes; and another functional sheet including a first substrate applied or impregnated with an active ingredient, which is to be used in low temperature water at 0° C. to 30° C., wherein the active ingredient is to be physically or chemically adsorbed on a second substrate in the low temperature water, and remain on the second substrate after removal of the low temperature water, the functional sheet has light transmittance of 2 to 20%, so that 70% or more of the active ingredient applied or impregnated to the first substrate can be released in the low temperature water at 0° C. to 30° C. within 5 minutes. | 07-16-2009 |
| 20100113325 | COMPOSITION FOR TEXTILE SOFTENER HAVING LOW TEMPERATURE ACTIVITY AND TEXTILE SOFTENER SHEET COMPRISING THE SAME - The present invention relates to a composition for textile softener comprising a cationic surfactant, the ratio of which C7-C21 alkyl substituents analyzed by HLPC (high pressure liquid chromatography) or GC (gas chromatography) is 0.6 or more, as an effective ingredient, and a sheet for textile softener comprising the same. Since the present composition for textile softener has excellent dissolving and dispersing effect even in low temperature water, the sheet comprising this composition is used at a rinse time during washing procedures to represent excellent anti-static effect and textile softening effect to textiles and clothes. | 05-06-2010 |
| 20100137185 | POWDER DETERGENT GRANULE CONTAINING ACIDIC WATER-SOLUBLE POLYMER AND MANUFACTURING METHOD THEREOF - The present invention relates to powder detergent granules that are substantially free of a water-insoluble component such as zeolite or silica, a method for manufacturing the powder detergent granules and a copolymer having various properties useful as a detergent component. The powder detergent granules of the present invention are substantially free of a water-insoluble component, and thus exhibit good solubility and washing performance (stain removal performance) in cold water, do not leave residue after laundry, and reduce the likelihood of a caking phenomenon during manufacture and storage. And, the powder detergent granules of the present invention are substantially free of zeolite or silica that absorbs a liquid component, but are capable of accommodating a considerable amount of liquid surfactant. Further, a copolymer comprising acrylic acid monomer unit and 2-acrylamido-2-methylpropane sulfonic acid monomer unit, an acidic water-soluble polymer of the present invention, is useful as a detergent component in various aspects. | 06-03-2010 |
| 20110218136 | POWDER DETERGENT GRANULE CONTAINING ACIDIC WATER-SOLUBLE POLYMER AND MANUFACTURING METHOD THEREOF - The present invention relates to powder detergent granules that are substantially free of a water-insoluble component such as zeolite or silica, a method for manufacturing the powder detergent granules and a copolymer having various properties useful as a detergent component. The powder detergent granules of the present invention are substantially free of a water-insoluble component, and thus exhibit good solubility and washing performance (stain removal performance) in cold water, do not leave residue after laundry, and reduce the likelihood of a caking phenomenon during manufacture and storage. And, the powder detergent granules of the present invention are substantially free of zeolite or silica that absorbs a liquid component, but are capable of accommodating a considerable amount of liquid surfactant. Further, a copolymer comprising acrylic acid monomer unit and 2-acrylamido-2-methylpropane sulfonic acid monomer unit, an acidic water-soluble polymer of the present invention, is useful as a detergent component in various aspects. | 09-08-2011 |
| 20120309668 | COMPOSITION FOR TEXTILE SOFTENER HAVING LOW TEMPERATURE ACTIVITY AND TEXTILE SOFTENER SHEET COMPRISING THE SAME - Disclosed is a composition for textile softener containing a cationic surfactant, the ratio of which C7-C21 alkyl substituents analyzed by HLPC (high pressure liquid chromatography) or GC (gas chromatography) is 0.6 or more, as an effective ingredient, a sheet for textile softener including the same, and method of softening a textile using the sheet. Since the composition for textile softener has excellent dissolving and dispersing effect even in low temperature water, the sheet containing this composition is used at a rinse time during washing procedures to represent excellent anti-static effect and textile softening effect to textiles and clothes. | 12-06-2012 |
| 20130184197 | FUNCTIONAL SHEET FOR DELIVERING LAUNDRY ACTIVES IN LOW-TEMPERATURE WATER - Disclosed is a washing method using a functional sheet, the method comprising; adding the functional sheet to a washing medium at a rinsing step of washing process; wherein the washing medium contains a rinsing water of 0° C. to 30° C. and a second substrate; wherein the functional sheet comprises; a first substrate; and an active ingredient applied on or impregnated into the first substrate, wherein the active ingredient has at least one material selected from the group consisting of a softener, an aromatic agent, an antistatic agent, a stabilizer, a colorant, a preservative, an optical brightener, and a bleaching agent; wherein the active ingredient, which is released from the first substrate and dispersed into the rinsing water, is to be physically or chemically adsorbed onto the second substrate in the rinsing water, and remains on the second substrate after removal of the rinsing water. | 07-18-2013 |
