Abstract: An external airbag device is proposed. The external airbag device includes: a housing located in a bumper and securely coupled to a vehicle; and an airbag cushion disposed inside the housing in a folded state, and configured to be deployed outwardly from the housing and the bumper when gas is injected thereinto, wherein the airbag cushion is configured to be deployed to be inclined while a contact surface thereof brought into contact with an external obstacle colliding with the vehicle is deployed.

Abstract: A zero padding apparatus and method for variable length signaling information are disclosed. A zero padding apparatus according to an embodiment of the present invention includes a processor configured to generate a LDPC information bit string by deciding a number of groups whose all bits are to be filled with 0 using a difference between a length of the LDPC information bit string and a length of a BCH-encoded bit string, selecting the groups using a shortening pattern order to fill all the bits of the groups with 0, and filling at least a part of remaining groups, which are not filled with 0, with the BCH-encoded bit string; and memory configured to provide the LDPC information bit string to an LDPC encoder.

Abstract: A parity interleaving apparatus and method for variable length signaling information are disclosed. A parity interleaving apparatus according to an embodiment of the present invention includes a processor configured to generate a parity bit string for parity puncturing by segmenting parity bits of an LDPC codeword whose length is 16200 and whose code rate is 3/15, into a plurality of groups, and group-wise interleaving the groups using an order of group-wise interleaving; and memory configured to provide the parity bit string for parity puncturing to a parity puncturing unit.

Abstract: An air purifier is disclosed.

Abstract: An apparatus and method for broadcast signal frame using a bootstrap and a preamble are disclosed. An apparatus for generating broadcast signal frame according to an embodiment of the present invention includes a time interleaver configured to generate a time-interleaved signal by performing interleaving on a BICM output signal; and a frame builder configured to generate a broadcast signal frame including a bootstrap and a preamble using the time-interleaved signal.

Abstract: The present invention relates to a method for preparing a conjugated diene-based polymer, which includes a step of preparing a conjugated diene-based polymer by initiating and carrying out polymerization while continuously adding conjugated diene-based monomers to a reactor, and in which an emulsifier is dividedly added before the initiation of the polymerization and when a polymerization conversion rate of 31% to 80% is reached. More particularly, the present invention relates to: a method for preparing a conjugated diene-based polymer and a method for preparing a graft copolymer including the method for preparing a conjugated diene-based polymer, by which a total usage amount of an emulsifier can be reduced.

Abstract: A display device can include a display panel including a plurality of subpixels with each subpixel including a light-emitting element, and a data driver configured to supply a data voltage and an on-bias stress (OBS) voltage to each of the subpixels. The display device can further include a scan driver configured to output an emission signal for controlling a non-emission period and an emission period of the light-emitting element and an OBS signal for controlling an OBS period, and a controller configured to control the data driver and the scan driver.

Abstract: A sensor cleaning device includes a chamber portion disposed on the outer circumferential surface of a sensor and has an air passage and a discharge port formed therein. A blocking portion is coupled to the chamber portion to shield the discharge port and is configured to selectively open the discharge port by the injection pressure of injected air. A holder portion is coupled to the chamber portion while covering the blocking portion and is configured to control the opening displacement of the blocking portion when the blocking portion is opened.

Abstract: An air blowing apparatus is oriented toward a windshield glass of a vehicle and includes an air fan assembly located adjacent to the windshield glass and an air nozzle connected to the air fan assembly via a duct such that a fluid flows therebetween. The air nozzle is located so as to be opposite the windshield glass and is configured to adjust the pressure and angle at which air is discharged toward the windshield glass in accordance with the driving environment of a vehicle.

Abstract: A safety device for heating hoses is provided to prevent overheating of a heating wire. The safety device includes a first hose that connects between a reservoir and a connector and a second hose that is fluidly connected to the first hose and allows windshield washer fluid to flow from the connector to a spray nozzle. A housing encloses the connector and a heating wire is disposed in at least one of the first and second hoses. A terminal is disposed inside the housing and is connected to the heating wire to apply electric power from a power supply unit to the heating wire. A circuit breaker is connected to the terminal and the heating wire and cuts off electric power applied to the heating wire based on a temperature condition.

Abstract: An air blowing apparatus is oriented toward a windshield glass of a vehicle and includes an air fan assembly located adjacent to the windshield glass and an air nozzle connected to the air fan assembly via a duct such that a fluid flows therebetween. The air nozzle is located so as to be opposite the windshield glass and is configured to adjust the pressure and angle at which air is discharged toward the windshield glass in accordance with the driving environment of a vehicle.

Abstract: A safety device for heating hoses is provided to prevent overheating of a heating wire. The safety device includes a first hose that connects between a reservoir and a connector and a second hose that is fluidly connected to the first hose and allows windshield washer fluid to flow from the connector to a spray nozzle. A housing encloses the connector and a heating wire is disposed in at least one of the first and second hoses. A terminal is disposed inside the housing and is connected to the heating wire to apply electric power from a power supply unit to the heating wire. A circuit breaker is connected to the terminal and the heating wire and cuts off electric power applied to the heating wire based on a temperature condition.

Abstract: A waterproof connector for a vehicle includes a front holder mounted on a front side of a main housing via a front seal for watertight, and having terminal-connecting holes. The front seal and the front holder are disposed inside the first mounting hole sequentially. An inner housing with a terminal is mounted to a rear side of the main housing and has terminal insertion holes. A subcover is disposed at a rear side of the inner housing. Each terminal has a connector portion disposed inside a terminal-connecting hole of the front holder, and a wire-welding portion is disposed inside a terminal insertion hole of the inner housing. Watertight and vibration-absorbing materials are attached to a lower side of an upper cover and an upper side of a lower cover of the subcover to protect the wire-welding portions of the terminals.

Abstract: A waterproof connector for a vehicle includes a front holder mounted on a front side of a main housing via a front seal for watertight, and having terminal-connecting holes. The front seal and the front holder are disposed inside the first mounting hole sequentially. An inner housing with a terminal is mounted to a rear side of the main housing and has terminal insertion holes. A subcover is disposed at a rear side of the inner housing. Each terminal has a connector portion disposed inside a terminal-connecting hole of the front holder, and a wire-welding portion is disposed inside a terminal insertion hole of the inner housing. Watertight and vibration-absorbing materials are attached to a lower side of an upper cover and an upper side of a lower cover of the subcover to protect the wire-welding portions of the terminals.

Abstract: Provided are a regional information extraction method, a regional information output method, and an apparatus for the same. The regional information output method includes obtaining a regional image through the processing unit, transmitting the regional image to a server through the transmitting/receiving unit, receiving regional information on a geographical position that a regional image feature extracted from the regional image represents through the transmitting/receiving unit, and outputting the regional information through the output unit, wherein the geographical position represents one feature matching to the regional image feature, which is selected from a plurality of features representing a plurality of regional images.

Abstract: Provided are a regional information extraction method, a regional information output method, and an apparatus for the same. The regional information output method includes obtaining a regional image through the processing unit, transmitting the regional image to a server through the transmitting/receiving unit, receiving regional information on a geographical position that a regional image feature extracted from the regional image represents through the transmitting/receiving unit, and outputting the regional information through the output unit, wherein the geographical position represents one feature matching to the regional image feature, which is selected from a plurality of features representing a plurality of regional images.

Abstract: Disclosed are a channel equalizer and digital television receiver using the same. The equalizer comprises a channel estimator, a channel distortion compensator and noise canceller. The channel estimator estimates an impulse response of a transmission channel from a received signal. The channel distortion compensator transforms and processes the received signal and the estimated impulse response. The noise canceller predicts and eliminates amplified noise generated during equalization.

Abstract: A subway broadcast method and apparatus.

Abstract: An apparatus for verifying diversity of a base station in a mobile communication system in which the base station outputs at least one antenna signal using a space-time transmit diversity. Attenuators attenuate and output each antenna signal according to reception sensitivity of a terminal. A coupler couples the signals output from the attenuators with each other and outputs a coupled signal. The terminal receives the coupled signal and demodulates the received signal. A computer is connected to the terminal, and monitors an operation state of the terminal while receiving the signal from the base station, and performs an error check for determining if an error exists in the signal received in the terminal.

Abstract: Disclosed is a channel estimator adopting masking. In a channel estimator using a CIR (channel impulse response) estimating value, the present invention includes a CIR masking unit removing a noise included in the CIR estimating value. Accordingly, the present invention is capable of filtering noises resulting from finiteness of the PN sequence used in finding the cross correlator, thereby enabling to enhance accuracy for the CIR estimating value. And, the enhanced accuracy for the CIR estimating value enables to improve tracking performance to the time variable channel of the frequency domain equalizer using the channel estimator.