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 철도 차량의 화재 감시에 관한 것으로 보다 상세하게는 무선센서 네트워크(Wireless Sensor Network) 방식의 광섬유 센서를 차량내부 천장 및 좌석에 부착하고 실시간으로 온도를 모니터링하여 전동차 화재시 신속한 화재 진압과 음성경보의 방송, 객차 승객들의 안내 방송을 처리하여 빠르고 안전하게 화재에 대응하는 철도 차량의 화재 제어 장치 및 방법에 관한 것이다. 본 발명은 지하철과 같은 철도 차량 내부에 다수의 광섬유 센서를 설치하고 광섬유 센서에서 측정한 온도 정보와 위치 정보를 파악하여 화재가 발생된 지점을 파악하며 해당 지점에 스프링클러 또는 소화기를 작동시켜 신속히 화재를 진압하고, 화재 안내 방송과 경보, 출입구를 제어하여 승객이 안전하게 대피할 수 있도록 하는 철도 차량의 화재 제어 장치 및 방법이다. 광섬유 센서, 화재, 데이터 로거, 지그비, 게이트웨이.
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: A set type video selection apparatus is provided to receive the analog image in short distance and digital compression image in the remote site through Ethernet data network thereby expressing the image of desired place through an outside control button or a key input unit selectively on a display device. CONSTITUTION: A switch module(110) selectively transmits a digital image compression signal. A plurality of digital image receiving modules(120) restores the digital image compression signal through the switch module. A plurality of analog image receiving modules(130) receives an external analog image signal. An image selection module(140) selects the specific image among a plurality of received images. An image control module(150) controls the output select of the image selection module corresponding to an operation mode.
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 method and a system for transceiving an object image related to an event are provided to enlarge an object image and enable an object operator to quickly determine a sudden situation and take a measure for the situation. CONSTITUTION: If an event is inputted, an event analysis module(102) analyzes the inputted event. An event packet transmitting module(104) processes the inputted event by a network packet and transmits it to the outside. An image transmitting module(105) transmits only a selected object image while transmitting the network packet. An event packet receiving module(111) receives the network packet.
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.