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차량정보기기 사용에서 운전자의 인지부담 평가방법에 관한 연구
전용욱(YongWook Jeon) 대한인간공학회 2010 大韓人間工學會誌 Vol.29 No.5
Driving workload is increasing according to developing new in-vehicle devices and introducing driving information systems. In this research using a driving simulator, EFRP (Eye Fixation Related Potential) was measured for evaluating driving attention and distraction while tasking cognitive workload, n-back tasks. The result of EFRP was compared with driver behaviors. Results suggest that EFRP is able to use for a method of evaluating driving workload, however, the analysis of driver behavior is difficult to find driving attention and distraction in the case of free flow of traffic situation.
좌측방향 주행환경에서의 우측방향주행 운전자와 좌측방향주행 운전자의 핸들종류에 따른 운전자 부하 및 행동특성
전용욱(YongWook Jeon),大門樹(Tatsuru Daimon) 대한인간공학회 2009 대한인간공학회 학술대회논문집 Vol.2009 No.5
The purpose of this study was to evaluate the effects of the driving performance and workload according to changing driving environment and types of steering wheel. Twelve drivers who participated in this study consisted of two groups; six Japanese as the left-lane drivers who was accustomed to driving on left-hand side of the road, and six Europeans, Americans, and Korean as the right-lane drivers who was accustomed to driving on right-hand side of the road. They were asked to operate a driving simulator while using two different types of steering wheel (for the left-hand and the right-hand drive control configuration). During the experiment, a range of data were measured including driving performance, mental workload, and eye movements which were recorded in order to identify the amount of time looking towards the in-vehicle route guidance. Results indicated that the use of the steering wheel by parallel moving led to increase high attentional demand and worse glance behavior to traffic signs for the left-lane drivers. In the case of the right-lane drivers, the effects by changing driving direction were more effective than the types of steering wheel due to their habit or traits.
경로유도정보와 방향지시등을 연동한 추가정보 제공 시스템 개발의 기초 연구
전용욱(YongWook Jeon),大門樹(Tatsuru Daimon) 대한인간공학회 2009 大韓人間工學會誌 Vol.28 No.3
A car navigation system as an in-vehicle route guidance information (RGI) offers a state-of-the-art technological solution to driver navigation in an unfamiliar area. However, the RGI is provided by some pre-determined options in terms of the interface between a driver and a car navigation system. Drivers occasionally pass the target intersection owing to non- or late- recognizing it. This paper is examined the position of driver's turn signal operation and intersection recognition approaching at the target intersection which is difficult to identify, as a fundamental research on developing the additional RGI connecting with the turn signal control. The field experiment was conducted to measure distances of the turn signal operation and the intersection recognition from the target intersection according to left turns, right turns, and landmarks at adjacent intersection. And glance behavior to the car navigation display was evaluated by using an eye camera. The results of the field study indicate that, most case of driving, drivers operate the turn signal until 40m to 50m before coming to the target intersection. The driving simulator experiment was performed to examine the effectiveness of providing the additional RGI when drivers did not operate the turn signal approaching at the target intersection based on the results of the field study. To provide the additional RGI is effective for the intersection identification and recognition, and expected to improve the traffic safety and the comfort for drivers.
전방장해물 정보제공 수신 여부가 후속차량에 미치는 영향
전용욱(Yongwook Jeon),常盤 直正(Naomas Tokiwa),大門 樹(Tatsuru Daimon) 한국자동차공학회 2009 한국자동차공학회 학술대회 및 전시회 Vol.2009 No.11
AHS (Advanced Cruise-assist Highway Systems) by road-vehicle cooperation will provide various information about accident blackspots, obstacles ahead, end of vehicle queues, etc. in real time to travelling vehicles to minimize the risk when driving. These services provided by ITS (Intelligent Transport Systems) on-board units will increase. In the phase of entering the ITS on-board units into market, there are mixed-up situations that vehicles are set it up or not. A driving simulator used to keep the traffic environment constant. The number of a rear-end collision, driver behavior such as speed, brake operation of the following vehicle. After experiment, workload (perception / judgment / operation) was evaluated relating to the obstacles ahead. There were effective results that the number of collision accident was reduced through giving driver previous attention to the blackspot in the case of setting up the ITS on-broad unit. However, there was not much effective possibility of accident collided by the other cars when the following vehicle did not set it up.
도로 주행환경 변화와 핸들종류에 따른 운전자 부하 및 행동특성
전용욱(YongWook Jeon),大門 樹(Tatsuru Daimon) 대한인간공학회 2009 大韓人間工學會誌 Vol.28 No.2
The aim of this study was to evaluate the effects of the driving performance and workload according to changing driving environment and types of steering wheel. Twelve drivers who participated in this study consisted of two groups; six Japanese as the left-lane drivers who was accustomed to driving on left-hand side of the road, and six Europeans, Americans, and Korean as the right-lane drivers who was accustomed to driving on right-hand side of the road. They were asked to operate a driving simulator while using two different types of steering wheel (for the left-hand side driving and the right-hand side driving). During the experiment, a range of data were measured including driving performance, mental workload, and eye movements which were recorded in order to identify the amount of time looking towards the in-vehicle route guidance. Results indicated that the use of the steering wheel by parallel moving led to increase high attentional demand and worse glance behavior to traffic signs for the left-lane drivers. In the case of the right-lane drivers, the effects by changing driving direction were more effective than the types of steering wheel due to their habit or traits.
생물학적 하수처리공정에서 스마트 센서(C/N비 자동연속측정)를 적용한 유입수 분할주입에 따른 질소제거 변화에 관한 연구
최병욱 ( Byeongwook Choi ),김태형 ( Taehyeong Kim ),김영호 ( Youngho Kim ),강세웅 ( Sewoong Kang ),김정희 ( Junghee Kim ),원종엽 ( Jongyeob Won ),전용욱 ( Yongwook Jeon ),강태윤 ( Taeyoun Kang ),정동환 ( Namun Cho ),조남운 ( Dongh 한국물환경학회 2021 한국물환경학회·대한상하수도학회 공동 춘계학술발표회 Vol.2021 No.-