Abstract:
PURPOSE: A roaming realizing method between radio base stations in a high mobile body is provided to smoothly process roaming between radio stations of mobile wireless transceivers of high mobile body. CONSTITUTION: A directional antenna is installed to a reserve direction and the process direction of a mobile wireless transceiver of the high mobile body. Each ground radio transceiver transmits receiving sensitivity information about a radio receiving signal which is received through the directional antenna to the directional antenna(S2). The wireless radio station analyzes the receiving sensitivity information which is collected from each ground wireless transceiver(S3). The ground radio station realizes roaming with a frequency in which the instant receiving sensitivity rate has a maximum value(S5).
Abstract:
본 발명은 전기철도의 통합형 직류 보호 계전 시스템에 관한 것으로; 변압기 및 정류기를 거친 DC전기를 공급하는 인커밍판넬(Incoming Panel)과; 상기 인커밍판넬을 거친 DC전기를 전차선과 선로에 공급하는 라인피더판넬(Line Feeder Panel) 및 네거티브판넬(Negative Panel)과; 상기 인커밍판넬(Incoming Panel)과 라인피더판넬(Line Feeder Panel) 및 네거티브판넬(Negative Panel)의 계측데이터를 수집하고 상기 인커밍판넬(Incoming Panel)과 라인피더판넬(Line Feeder Panel) 및 네거티브판넬(Negative Panel)의 차단기를 고장상태에 따라 트립 및 절환시키도록 제어하는 통합계전기반;으로 구성되는 것을 특징으로 한다. 본 발명에 따르면 전기철도의 급전을 위한 DC 변전 설비를 구성하는 다수의 판넬의 계측데이터를 하나의 통합계전기반에서 수집하고 이를 통해 각각의 판넬에 구비되는 차단기 및 단로기를 제어함으로써 DC 변전 설비 계통의 설비 비용을 절감할 수 있고, 하나의 통합계전기반에서 바로 상위시스템으로 변전설비의 계측 및 제어데이터를 신속하게 전달할 수 있는 장점이 있다. 전기철도, 계전기
Abstract:
PURPOSE: A fire detection system for a urban railway is provided to detect efficiently a fire by monitoring the fire in a broad region in which a fire sensor is not installed. CONSTITUTION: One or more video cameras are installed in a fire monitoring region. A fire recognition unit(100) analyzes a fire by using the video cameras. A fire verification unit(200) verifies the fire. The fire data verified the fire verification unit are transmitted to a station office or a central control center(300). The station office or the central control center determines the verified fire information.
Abstract:
PURPOSE: A passenger decentralization system for a transfer station and a method thereof are provided to induce distribution of passengers in a crowded region by overcoming a limit of a manual security system. CONSTITUTION: An image acquisition unit(100) is installed at a crowded region such as an entry intersection of a platform or a transfer path and the line so as to acquire images. A passenger congestion analysis unit(200) analyzes the congestion of the passengers by using image information obtained through the image acquisition unit. An information output unit(300) outputs the congestion information analyzed through the passenger congestion analysis unit so as to induct the distribution of the passengers.
Abstract:
PURPOSE: An integrated DC protective relaying system of an electric railway is provided to reduce installation costs by controlling a plurality of panels comprising a DC supply facility through an integrated relay unit. CONSTITUTION: An incoming panel(100) supplies DC electricity. A line feed panel(200) and a negative panel(300) supplies DC electricity to an electric railway and an electric line through the incoming panel. An integrated relay panel(500) collects measurement data from the incoming panel and the line feed panel, and the negative panel. The integrated relay panel controls the incoming panel, line feed panel, and negative panel according to the fail state of the circuit breaker.
Abstract:
PURPOSE: A maintenance system of a railway vehicle utilizing the optimized goal CONFIDENCE setting and distribution method is provided to use soft computing technique thereby optimizing the reliability of the each component satisfying the target reliability of system. CONSTITUTION: A maintenance cost function of a railway vehicle is constructed. The reliability network is composed through artificial neural network. The goal reliability of the railway vehicle is determined through the multipurpose optimization. The maintenance and repair reliability of each component of the railway vehicle are distributed using evolutionary algorithm. An optimal examination cycle and optimal maintenance cycle are derived.
Abstract:
본 발명은 지상제어 기반의 도시철도차량 자동운전시스템에 관한 것으로; 도시철도차량의 상태감시 및 운전을 제어하기 위한 지상제어수단과; 상기 도시철도차량에 설치되어 상기 지상제어수단으로부터 제어 신호를 무선 수신하여 도시철도차량의 상태정보 및 운전을 제어하는 차량제어장치에 제어신호를 인가하고, 상기 차량제어장치로부터 도시철도차량의 상태정보를 입력받아 상기 지상제어수단으로 전송하는 차상제어수단;으로 구성되어 도시철도차량의 제어 및 상태 감시를 원격으로 하게 된다. 본 발명에 따르면 도시철도차량을 지상에서 원격으로 제어하고 감시하도록 함으로써, 운전하는 기관사가 필요 없고, 승강장에서 승객의 안전성을 확보할 수 있으며, 비상시 신속한 조치를 통하여 사고의 확대를 방지할 수 있는 장점이 있다. 도시철도차량, 지상, 제어, 감시
Abstract:
PURPOSE: A composite method and a system thereof are provided to enable the operator of a passenger car to rapidly deal with an accident by outputting a passenger car image which includes a caption. CONSTITUTION: An event analysis module(102) analyzes an inputted event. A caption generation module(103) generates a caption about the event. The caption generation module generates the passenger car image. The passenger car image comprises the generated caption. An event packet transceiver module(104) processes the inputted event to a network packet. An image transfer module(105) transmits the network packet. The image transfer module transmits the object video in which the caption is included. An event packet receive module(111) receives the network packet. A receiving image data module(112) receives the passenger car image. An event analysis module(113) analyzes the event. An outputting image module(114) outputs the passenger car image in which the caption is included.
Abstract:
PURPOSE: A public security USN system using a sound sense and a public security method using the same for supplying accident location information through USN are provided to remove a GPS by confirming the location of an event by using a distributed sound source location confirming method. CONSTITUTION: A plurality of sound sensors(110) is arranged in order to be each other separated in the maintenance of public security domain frame for the maintenance of public security. The sound sensors offer the origination place information of the event through the event triggered sound signal. A base station(130) transmits the origination place information of an event. A maintenance of public security server(140) receives the origination place information of the event. A plurality of sound senses confirms the origination place information by using the dispersion sound source localization decision mode.
Abstract:
본 발명은 지상에 설치된 무선태그를 이용하여 현재 전동차의 자동운전에 필요한 속도와 위치 정보를 제공함으로써 타코메타의 일부 고장시에도 자동운전을 원활하게 수행하고 보다 정밀한 자동정차기능을 수행할 수 있는 전동차의 자동열차운전시스템 및 이 시스템을 이용한 자동열차운전 구현방법에 관한 것이며, 지상에 설치된 무선태그, 차상에 설치된 무선태그 리더기, 입력된 무선태그정보를 이용하여 현재 속도와 위치를 연산하는 연산장치로 구성되며, 무선태그를 이용하여 계산된 속도를 이용하여 현재 타코메타의 이상유무를 판단하고, 자동운전의 정밀정차기능 수행시 절대위치로 보정할 수 있도록 하여 타코메타의 일부 고장시에도 자동운전을 원활하게 수행하고, 보다 정밀한 자동정차기능을 수행할 수 있다. 타코메타, 자동운전, 무선태그, 정밀정차