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송용수(Yongsoo Song),권순박(Soon-Bark Kwon),박재현(Jaehyun Park),한성호(Seongho Han) 대한인간공학회 2010 大韓人間工學會誌 Vol.29 No.1
Recently study on passenger' activities found that many passengers were ride in kinds of transport, e.g. car and railway while business trip. Usually choice of transport is determined by the transportation of passengers, depending on the purpose of travel. A study was therefore set up to study how efficient influence the transports about business trip. The study involved 4 subjects (4m) which divided into four groups during two day. We evaluate about the transport productivity by each day by using the car and railway. The transport productivity of car and railway was valued in HRV and Stroop Color Word Interference Test. The results showed significant differences between the car and railway. The subjects reported that use of railway is greater transport productivity than the car.
송용수(Song Yongsoo),한성호(Han Sung_ho),이수길(Lee Su-gil) 대한전기학회 2007 대한전기학회 학술대회 논문집 Vol.2007 No.10
Recently the application area of wireless LAN has been increased, rapidly. The application area was limited in indoor, but as the data throughput and performance of wireless LAN becomes better the application is to extend to the Internet connection and wireless bridge in outdoor. In this paper, the data throughput of wireless LAN in mobile environment is measured, and the usability of wireless LAN for Train, Telematics, and LBS is confirmed.
송용수(Song Yongsoo),한성호(Han Seong-ho),장동욱,Lee Gi-sik 대한전기학회 2008 대한전기학회 학술대회 논문집 Vol.2008 No.11
Tilting train has been developed to increase the operational speed of the trains on conventional lines which have many curves. This train are tilted at curves to compensate for unbalanced carbody centrifugal acceleration to a greater extent than compensation produced by the track cant, so that passengers do not feel centrifugal acceleration and thus trains can run at higher speed at curves. Tills paper developed tilting train to evaluate electromagnetic interference(EMI) performance of TTX(tilting train express) with maximum operation speed 160 ㎞/h on Ho_nam Conventional Rail[1].
송용수(Song Yongsoo),이수길(Lee Su-gil),한성호(Han Sung_ho) 대한전기학회 2007 대한전기학회 학술대회 논문집 Vol.2007 No.10
Currently, most of Passenger Service System is supported to VOD in Korea. This current PSS has not internet access, real time broadcasting system and entertainment. The system did not come up to the expectation of consumer. This paper presents an application of new Passenger Service System for developing multimedia as well as wireless communication technology on internet, satellite broadcasting.