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초고속 카메라 기반 가시광 통신을 위한 거리별 측정 데이터 및 분석
서현욱(HyunWook Seo),안강일(Kang-Il Ahn),김주영(Ju-Young Kim),오준규(JunKyu Oh),임해용(Hae-Ryong Lim),정성윤(Sung-Yoon Jung),장자순(Ja-Soon Jang) 한국자동차공학회 2012 한국자동차공학회 부문종합 학술대회 Vol.2012 No.5
We propose a analysis and measured data depend on distance for visible light communication based on high speed camera at intersection for ITS. In this paper, the communication between high-speed camera and a LED rear lamp is approached using LED rear lamp as the transmitter, and high-speed camera as the receiver. The LEDs in the transmitter are emitted with 4000Hz and the images of those emitting LEDs are captured with 8000fps by a high-speed camera for conducting asynchronous communication method. And experimental results using appropriate images and figures showed the effectiveness for the proposal.
LED 후미등 및 초고속 카메라를 이용한 차량간 통신알고리즘
김주영(Ju-Young Kim),서현욱(Hyun-Wook Seo),안강일(Kang-Il Ahn),오준규(Jun-Kyu Oh),임해용(Hea-Ryong Lim),정성윤(Seung-Yoon Jung),장자순(Ja-Soon Jang) 한국자동차공학회 2012 한국자동차공학회 부문종합 학술대회 Vol.2012 No.5
We propose an efficient vehicle-to-vehicle communication algorithm that uses LED rear lamp as a transmitter and the high-speed camera as a receiver. Visible light communication is a wireless communication method using luminance, transmitting vehicle information data by emitting light. In this paper, LED transmitter is modulated by using 8-pulse position modulation scheme and the high-speed camera is used as a receiver for demodulating the signals by using image processing techniques. We performed examination of the transmission speed according to the our communication system. The actual proof experiment of the proposed system was conducted under the laboratory conditions.