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심태용,신성휴,오승일,문정환 한국운동역학회 2004 한국운동역학회지 Vol.14 No.3
T. Y. SHIM, S. H. SHIN, S. I. OH, J. I-. MUN. EMG Analysis for Investigation Muscle-Collaborated Relationship during Golf Swing. Korean Journal of Sport Biomechanics, Vol. 14, No. 3, pp. 177-189, 2004. Kinematic and kinetic analysis using 3D Motion Capture system are common, yet there is little in the literature that discuss the relationship and coactivity between muscles during the golf swing. The purpose of this study was to describe the relationship between the employed 16 muscles during golf swing. We could observe 3 muscle patterns such as 'Line' shape, 'L' shape, and 'Loop' shape for the golf swing activity. The 'Line' shape indicates that two muscles act almost perfectly in phase, and the 'L' shape represents that two muscles act in a reciprocating manner(When one is active, the other is quiescent and vice versa). And the 'Loop' shape indicates that two muscles act sequently(After one is active, the other act). In these results, we knew the muscle patterns during golf swing is similar to the patterns during gait. And we presented it was possible to show the consistence of golf swing through the frequency analysis of muscle patterns. We believe that the results potentially useful for the golf players and coaches to analyze their performance.
중부지역 옥수수 파종기에 따른 생육단계 및 수량성 변화
서종호, 문중경, 정건호, 서민정, 구자환, 박장환, 배환희, 신성휴, 권영업 忠北大學校 農業科學硏究所 2014 農業科學硏究 Vol.30 No.2
Maize hybrids were planted on April 1, April 25, May 20 and June 15 in 2012, 2013 at the experimental paddy and upland fields in Suwon city , respectively to know changes of growth stage and yield according to different planting time. Maize planting on April 1 was not recommended because total growing days at planting on April 1 was not different with that at planting on April 25 due to many days from planting to emergence over 20 days at planting on April 1. Total growing days were not much different among three planting time after April 25 because days from silking to maturity was lengthened though days from planting to silking was shortened at later planting time. Stalk weight was decreased as planting time was delayed, particularly at planting times after May 20 at paddy field by excess water injury during early growth stage. But, grain yield was not low as in May and June. It is needed to introduce early maturity maize variety as Yanganok at late planting for higher grain yield and enough time for soil preparation for next winter crops
Shin Seong-Hyu,Park Keum-Yong,Shin Sang-Ouk,Lim Sea-Gyu,Ha Tae-Joung,Kim Do-Soon The Korean Society of Crop Science 2006 Korean journal of crop science Vol.51 No.4
This study was conducted to investigate the influence of drought stress during the pod developing and seed filling stage on source-sink relationships of soybean (Glycine max). Drought treatments were imposed by withholding water at the full-pod stage, 19 days after flowering, and then limited watering was relieved at 15 days after the initiation of drought treatment. Soybean seed yield was reduced by 39% mainly due to decreased pod number under drought stress, but the 100-seed weight was relatively less reduced. In spite of the 15-day drought during the full-pod stage, soybean produced good seeds showing similar l00-seed weight, protein, starch and soluble sugar content to those from the well-watered. Although drought during the full-pod stage caused source limitations; i.e. accelerated leaf senescence and reduced leaf soluble sugars, it did not cause limitations of other source characteristics such as SGR and leaf starch level. This is because the reduction in size of sinks, such as pod and seed abortions compensated for source limitations, resulting in balanced source-sink as expressed by LAR and the ratio of leaf area to seed dry weight. Drought stress during the pod developing and seed filling stage did not disrupt the source-sink balance
Seong-Hyu Shin,Keum-Yong Park,Sang-Ouk Shin,Sea-Gyu Lim,Tae Joung Ha,Do-Soon Kim 韓國作物學會 2006 Korean journal of crop science Vol.51 No.4
This study was conducted to investigate the influence of drought stress during the pod developing and seed filling stage on source-sink relationships of soybean (Glycine max). Drought treatments were imposed by withholding water at the full-pod stage, 19 days after flowering, and then limited watering was relieved at 15 days after the initiation of drought treatment. Soybean seed yield was reduced by 39% mainly due to decreased pod number under drought stress, but the 100-seed weight was relatively less reduced. In spite of the 15-day drought during the full-pod stage, soybean produced good seeds showing similar l00-seed weight, protein, starch and soluble sugar content to those from the well-watered. Although drought during the full-pod stage caused source limitations; i.e. accelerated leaf senescence and reduced leaf soluble sugars, it did not cause limitations of other source characteristics such as SGR and leaf starch level. This is because the reduction in size of sinks, such as pod and seed abortions compensated for source limitations, resulting in balanced source-sink as expressed by LAR and the ratio of leaf area to seed dry weight. Drought stress during the pod developing and seed filling stage did not disrupt the source-sink balance
신성휴(Shin, Seong-Hyu),김환용(Kim, Hwan-Yong) 한국산학기술학회 2015 한국산학기술학회논문지 Vol.16 No.5
본 논문에서는 LED 조명을 효율적으로 제어하기 위한 방안으로 ARM사에서 개발한 마이크로컨트롤러인 Cortex M3를 사용하여 구성하였다. 또한, 근거리 무선통신을 사용하여 무선으로 LED조명을 제어하기 위하여 Bluetooth 통신방식을 적용하여 무선제어 회로를 구성하였다. 본 논문에서는 LED조명 제어회로를 무선으로 제어하기 위하여 누구나 가지고 있는 스마트폰을 가지고 제어할 수 있도록 안드로이드 어플리케이션을 설계하여 안드로이드 기반의 스마트폰에서 사용자가 쉽게 다운로드하여 LED조명 제어회로를 쉽게 무선으로 제어한다. 본 논문에서 구성한 Cortex M3를 이용한 LED조명 무선제어회 로는 실내 및 실외에 적용할 경우 친환경적인 기술이며, LED의 효율을 높이기 위하여 LED드라이버를 사용하여 안정적인 전압공급이 이루어지게 되어 LED조명의 밝기가 제어된다. In this paper, we constructed using a Cortex M3 microcontroller developed by ARM Inc. as a way to control the LED light more efficiently. And Using the short-range wireless communication by the Bluetooth communication method applied to control the LED light was configured to wirelessly control the wireless circuits. In this paper, users can easily download and easy to wirelessly control the LED lighting control circuit to design an Android application from Android-based smartphone so that you can control with your smartphone to have anyone to control the LED lighting control circuit wirelessly. If the LED lights radio control circuit is configured with the Cortex M3 in this paper is applicable to both indoor and outdoor and eco-friendly technology, is using LED driver to enhance the efficiency of the LED becomes stable voltage supply is made, the brightness of LED lighting control.
콩 착협기 한발이 콩 수량과 source-sink 균형에 미치는 영향
신성휴 ( Seong Hyu Shin ),박금룡 ( K. Y. Park ),신상욱 ( S. O. Shin ),하태정 ( T. J. Ha ),( S. G. Lim ) 한국콩연구회 2015 韓國콩硏究會誌 Vol.32 No.1
콩의 착협기 한발은 공급기관(source)와 저장기관(sink)에 변화를 일으켜 콩 종실수량에 영향을 미친다. 본 연구는 착협기 한발이 콩의 공급기관과 저장기관 관계에 미치는 영향에 대하여 조사하였다. 콩의 착협기 (R4, 개화 후 19일)에 수분 공급을 중단하여 한발처리를 하였고 처리기간은 15일이었으며 이후 정상적으로 수분을 공급하였다. 한발에 의하여 콩 종실 수량은 39% 정도 감소하였는데 이는 주로 꼬투리 수가 감소하였기 때문이었다. 착협기 한발에 의한 백립중 감소는 비교적 적었다. 착협기에 15일간 한발 처리를 하여도 콩은 종실성분이나 백립중으로 보았을 때 정상적인 종실을 생산하였다. 착협기 한발처리에 의해 잎 노화되어 잎면적이 줄어들고 광합성률이 낮아지는 등 공급기관의 크기(source size)는 감소하였지만, 저장기관(sink)인 종실의 생장률(seed growth rate, SGR)은 감소하지 않았다. 이는 공급기관의 크기(source size)가 감소한 만큼 꼬투리나 종실 수 즉, 저장기관의 크기(sink size)가 감소하였고 이로 인해 저장기관의 활력(sink activity)은 유지되었기 때문이다. 이처럼 착협기 한발 조건에서도 콩은 공급기관과 저장기관의 균형 (source-sink balance) 을 유지하였고 이는 LAR (leaf area ratio)과 잎면적의 종실무게비율이 한발에 의해 크게 변하지 않는 것으로 확인할 수 있었다.