10 research outputs found

    ์ธ๊ณต์œ„์„ฑ RPPT ์‹œ์Šคํ…œ์„ ์œ„ํ•œ ์ƒˆ๋กœ์šด ๋ฐฐํ„ฐ๋ฆฌ ์ถฉยท๋ฐฉ์ „๊ธฐ

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    ํ•™์œ„๋…ผ๋ฌธ(์„์‚ฌ)--์„œ์šธ๋Œ€ํ•™๊ต ๋Œ€ํ•™์› :์ „๊ธฐ.์ปดํ“จํ„ฐ๊ณตํ•™๋ถ€,2001.Maste

    ์žฌ์ผ์กฐ์„ ์ธ์˜ ๋ฒ•์ ์ง€์œ„์™€ ๋ฏธ๊ตญ์˜ ์—ญํ•  : ํ•ด๋ฐฉ์ดํ›„๋ถ€ํ„ฐ ์ƒŒํ”„๋ž€์‹œ์Šค์ฝ” ์กฐ์•ฝ์ฒด๊ฒฐ๊นŒ์ง€๋ฅผ ์ค‘์‹ฌ์œผ๋กœ

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    ํ•™์œ„๋…ผ๋ฌธ(์„์‚ฌ)--์„œ์šธ๋Œ€ํ•™๊ต ๋Œ€ํ•™์› :์™ธ๊ตํ•™๊ณผ,2004.Maste

    ํ•œ๊ตญ๊ฒฝ์ œ์˜ ์ฒด์งˆ๊ณผ ์ง„๋กœ

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    ์˜ค๋Š˜๋กœ 10์ฃผ๋…„์„ ๋งž์ดํ•˜๋Š” ์„œ์šธ๋Œ€ํ•™๊ต ํ–‰์ •๋Œ€ํ•™์›, ์กด๊ฒฝํ•˜๋Š” ์ดํ•œ๋นˆ์›์žฅ, ๊ต์ˆ˜, ํ•™์ƒ ์—ฌ๋Ÿฌ๋ถ„! ์˜ค๋Š˜ ์šฐ์—ฐํžˆ ๋ณธ์ธ์ด ํ‰์†Œ์— ๋ฐ•์‚ฌ๋‹˜๋“ค์ด ์„œ์„œ ๊ฐ•์˜๋ฅผ ํ•˜์‹œ๋Š” ์ด ๊ฐ•๋‹จ์— ์„œ๊ฒŒ ๋œ ๊ฒƒ์„ ์ €๋กœ์„œ๋Š” ์ „๋ฌดํ›„๋ฌดํ•œ ์ผ์‹ ์ƒ์˜ ํฐ ๋ช…์˜ˆ๋กœ ์ƒ๊ฐํ•˜์ง€ ์•Š์„ ์ˆ˜ ์—†์Šต๋‹ˆ๋‹ค. ์ง€๊ธˆ ์ด์›์žฅ๊ป˜์„œ ์†Œ๊ฐœ๋ฅผ ํ•˜์…จ์ง€๋งˆ๋Š” ๊ณผ๊ฑฐ์— ์ž๊ธฐ๊ฐ€ ํ•œ ์ผ์— ๋Œ€ํ•ด์„œ๋Š” ๋ณธ๋ž˜ ์ด์•ผ๊ธฐ๋ฅผ ํ•˜์ง€ ์•Š๋Š” ๋ฒ•์ด๋ผ๊ณ  ํ•ฉ๋‹ˆ๋‹ค. ๊ฒฐ๊ตญ ๊ทธ๋Ÿฐ๋ง์„ ํ•  ๊ฒƒ ๊ฐ™์œผ๋ฉด ์žํ™”์ž์ฐฌ์˜ ์–ด๋ฆฌ์„์Œ์— ๋น ์ง€๊ธฐ๊ฐ€ ์‰ฝ๊ณ  ์†Œ์œ„ ํŒจ๊ตฐ์ง€์žฅ์€ ๋ถˆ์‹ ๋ณ€์‚ฌ๋ผ๋Š” ์‚ฌ๊ธฐ์˜ ๊ฐ€๋ฅด์นจ์— ์–ด๊ธ‹๋‚˜๋Š” ๊ฒฐ๊ณผ๊ฐ€ ๋˜๊ธฐ ์‰ฌ์šด ๊ฒƒ์ž…๋‹ˆ๋‹ค. ์ €๋Š” ์ง€๊ธˆ ๋“ค์–ด์˜ค๋‹ค๊ฐ€ ์ €๊ธฐ ํ•™์ˆ ๊ธฐ๋…๊ฐ•์—ฐ์ด๋ผ๋Š” ๋ฐฉ์„ ์จ๋ถ™์ธ ๊ฒƒ์„ ๋ณด๊ณ  ์ข€ ๋–จ๋ ธ์Šต๋‹ˆ๋‹ค. ํ•™์ˆ ๊ฐ•์—ฐ์„ ํ•  ์ž๊ฒฉ์ด ์—†๋Š”๋ฐ ํฐ์ผ๋‚ฌ๋‹ค. ์ด๋ ‡๊ฒŒ ์ƒ๊ฐ๋„ ํ•˜์˜€์ง€๋งŒ ์–ด์จŒ๋˜ ์ด Key Note Speech๋ฅผ ์›๋ž˜ ์ด์›์žฅ๊ป˜์„œ๋Š” ๊ณ ๋„์„ฑ์žฅ์˜ ๊ฒฝ๋ฅœ๊ณผ ์ „๋žต์ด๋ผ๋Š” ์ข€ ๊ฐœ์„ฑ์ด ์žˆ๋Š” Aggressiveํ•œ speech๋กœ ํ•˜์—ฌ ๋‹ฌ๋ผ๋Š” ์š”์ฒญ์ด ์žˆ์—ˆ์Šต๋‹ˆ๋‹ค. ๊ทธ๋Ÿฌ๋‚˜ ์•„์‹œ๋‹ค์‹œํ”ผ ์ €๋Š” ๊ณผ๊ฑฐ์— ์ •๋ถ€์— ์žˆ์—ˆ๋˜ ๊ด€๊ณ„๋กœ ์•„์ง ์˜ค๋Š˜ ํ•œ๊ตญ์ •๋ถ€์˜ ์—ฌ๋Ÿฌ ๊ฐ€์ง€ ๊ฒฝ์ œ์ •์ฑ…์ด๋ผ๋“ ์ง€ ๋˜๋Š” ๊ณผ๊ฑฐ์— ์ž‡์—ˆ๋˜ ์ผ์— ๋Œ€ํ•ด์„œ ๋ง์„ ํ•  ์™„์ „ํ•œ ์–ธ๋ก ์˜ ์ž์œ ๋ฅผ ๊ฐ€์ง€๊ณ  ์žˆ์ง€ ์•Š์Šต๋‹ˆ๋‹ค. ์ •๋ถ€์—์„œ ์ผ์„ ํ•œ ์‚ฌ๋žŒ์€, ์—ฌ๋Ÿฌ๋ถ„์ค‘์—๋Š” ํ˜น์‹œ ํ˜„์žฌ ์ •๋ถ€์—์„œ ์ผ์„ ํ•˜๊ณ  ์žˆ๋Š” ๋ถ„๋“ค๋„ ๋งŽ์ด ๊ณ„์‹  ๊ฒƒ์œผ๋กœ ์ง‘์ž‘์ด ๋˜๋Š”๋ฐ ์ •๋ถ€๋ฅผ ๊ทธ๋งŒ ๋‘” ๋‹ค์Œ์—๋Š” 2๋…„๋™์•ˆ์€ ์œ ๊ตฌ๋ฌด์–ธ, ์นจ๋ฌต์„ ์ง€ํ‚ค๋Š” ๊ฒƒ์ด ๋ถˆ๋ฌธ์œจ์ฒ˜๋Ÿผ ๊ตญ์ œ์ ์œผ๋กœ๋„ ๋˜์–ด ์žˆ๋Š” ๊ฒƒ์ž…๋‹ˆ๋‹ค. ๊ทธ๊ฒƒ์ด ํ•˜๋‚˜์˜ ์ •์น˜์ ๋„์˜๋ผ๊ณ  ํ• ๊นŒ ์ฑ…์ž„์ฒ˜๋Ÿผ ๋˜์–ด ์žˆ์Šต๋‹ˆ๋‹ค. ๊ทธ๋ž˜์„œ ์ €๋Š” ์•„์ง ํ˜•๊ธฐ 2๋…„์— 6๊ฐœ์›”์ด ๋‚จ์•„ ์žˆ์Šต๋‹ˆ๋‹ค

    The Verification of Reflected Photoplethysmography Using Green Light that Influenced by Ambient Light

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    ์˜๊ณตํ•™๊ณผ/์„์‚ฌ๋ณธ ๋…ผ๋ฌธ์€ ๋…น์ƒ‰๊ด‘์„ ์ด์šฉํ•œ ๋ฐ˜์‚ฌํ˜• ๊ด‘์šฉ์ ๋งฅํŒŒ์ธก์ •๊ธฐ(reflected - photoplethysmography)์˜ ์ฃผ๋ณ€๊ด‘(ambient light) ๊ฐ„์„ญ ์‹œ ์‹ ํ˜ธ ์ธก์ •์— ๋Œ€ํ•œ ํšจ์šฉ์„ฑ์„ ๊ฒ€์ฆํ•˜๋Š” ๊ฒƒ์„ ๋ชฉ์ ์œผ๋กœ ํ•œ๋‹ค. ๊ด‘์šฉ์ ๋งฅํŒŒ์˜ ์ธก์ •์„ ์œ„ํ•œ ์„ผ์„œ๋Š” ํˆฌ๊ณผํ˜•๊ณผ ๋ฐ˜์‚ฌํ˜•์ด ์žˆ์œผ๋ฉฐ, ์ตœ๊ทผ u-Health๊ด€๋ จ ๊ธฐ์ˆ ์„ ๋ฐœ๋‹ฌ๊ณผ ๊ฑด๊ฐ•๊ด€๋ฆฌ์— ๋Œ€ํ•œ ๊ด€์‹ฌ ์ฆ๊ฐ€๋กœ ํœด๋Œ€์„ฑ์ด ๋†’์€ ๋ฐ˜์‚ฌํ˜• ์„ผ์„œ์— ๋Œ€ํ•œ ์—ฐ๊ตฌ๊ฐ€ ํ™œ๋ฐœํžˆ ์ง„ํ–‰๋˜๊ณ  ์žˆ๋‹ค. ๋ฐ˜์‚ฌํ˜• ๊ด‘์šฉ์ ๋งฅํŒŒ์ธก์ •๊ธฐ์˜ ๊ฒฝ์šฐ ๊ธฐ์กด์— ์‚ฌ์šฉ๋˜๋˜ ์ ์ƒ‰๊ด‘(610nm๏ฝž660nm)๊ณผ ์ ์™ธ๊ด‘(660nm๏ฝž1300nm)๋ณด๋‹ค ์˜จ๋„ํŠน์„ฑ์ด ์ข‹๊ณ  ๋™์žก์Œ์— ๊ฐ•ํ•œ ๋…น์ƒ‰๊ด‘(520nm๏ฝž535nm)์ด ์ ํ•ฉํ•˜๋‹ค๋Š” ์—ฐ๊ตฌ๊ฒฐ๊ณผ๊ฐ€ ์žˆ๋‹ค. ํ•˜์ง€๋งŒ ๋…น์ƒ‰๊ด‘์˜ ๊ฒฝ์šฐ ๋‹จํŒŒ์žฅ ๊ด‘์›์œผ๋กœ ์žฅํŒŒ์žฅ ๊ด‘์›๋ณด๋‹ค ์ฃผ๋ณ€๊ด‘์— ์˜ํ•œ ๊ฐ„์„ญ์ด ํฌ๋‹ค. ๋ณธ ๋…ผ๋ฌธ์—์„œ๋Š” ๋ฐ˜์‚ฌํ˜• ๊ด‘์šฉ์ ๋งฅํŒŒ์‹ ํ˜ธ์˜ ์ธก์ •์„ ์œ„ํ•œ ๋…น์ƒ‰๊ด‘์˜ ํšจ์šฉ์„ฑ์„ ๊ฒ€์ฆํ•˜๊ณ ์ž ์ฃผ๋ณ€๊ด‘ ๊ฐ„์„ญ์— ์˜ํ•œ ๊ด‘์šฉ์ ๋งฅํŒŒ์‹ ํ˜ธ์˜ ๋ณ€ํ™”๋ฅผ ๊ณ„์ธกํ•˜๊ณ  ์ด๋ฅผ ํ•ด๊ฒฐํ•˜๊ธฐ ์œ„ํ•œ ๋ฐฉ๋ฒ•์„ ์ œ์•ˆํ•˜๊ณ ์ž ํ•œ๋‹ค. ์—ฐ๊ตฌ๋ฐฉ๋ฒ•์€ ์ธก์ • ์‹œ์Šคํ…œ๊ตฌํ˜„๊ณผ ์‹คํ—˜ํ™˜๊ฒฝ์„ค์ •์œผ๋กœ ์ด๋ฃจ์–ด์ง„๋‹ค. ๋จผ์ € ์š”๊ณจ๋™๋งฅ(Radial artery)์—์„œ ๋งฅํŒŒ๋ฅผ ๊ณ„์ธกํ•˜๊ธฐ ์œ„ํ•œ ๋ฐ˜์‚ฌํ˜• ์ธก์ •์„ผ์„œ์™€ ์ธก์ •์‹œ์Šคํ…œ์„ ์ œ์ž‘ํ–ˆ๋‹ค. ๋ฐ˜์‚ฌํ˜• ์ธก์ •์„ผ์„œ๋Š” PE-form๊ณผ non woven fabric์œผ๋กœ ๊ตฌ์„ฑ๋œ flexiable ์žฌ์งˆ๋กœ ์ œ์ž‘ํ•˜์˜€๋‹ค. ์„ผ์„œ ๊ตฌ์กฐ๋Š” photodiode๋ฅผ ์ค‘์‹ฌ์œผ๋กœ ์ขŒ์šฐ์— LED๋ฅผ ๋ฐฐ์น˜ํ•œ ํ˜•ํƒœ๋กœ ๊ฐ๊ฐ์˜ LED๋Š” ๊ฐœ๋ณ„์ œ์–ด๊ฐ€ ๊ฐ€๋Šฅํ•˜๋‹ค. ๋งฅํŒŒ์‹ ํ˜ธ๋Š” ๊ณ„์ธก ๋ณด๋“œ๋ฅผ ํ†ตํ•ด 0.78Hz์˜ high-pass filter์™€ 7.25Hz์˜ low-pass filter๋ฅผ ๊ฑฐ์นœ ๋’ค ์ฆํญ๋‹จ๊ณ„๋ฅผ ๊ฑฐ์ณ ๊ด€์ธกํ–ˆ๋‹ค. ์‹คํ—˜์—์„œ์˜ ์ฃผ๋ณ€๊ด‘์›์€ ๊ฐ€์‹œ๊ด‘(400nm๏ฝž660nm) ์˜์—ญ์— ํ•ด๋‹นํ•˜๋Š” ๋ฐฑ์—ด๋“ฑ๊ณผ ๋ฐฑ์ƒ‰ LED๋กœ ๊ตฌ์„ฑ๋œ๋‹ค. ์•”์‹ค, ๋ฐฑ์—ด๋“ฑ, ๋ฐฑ์ƒ‰ LED 3๊ฐ€์ง€ ์กฐ๊ฑด์—์„œ ๋งฅํŒŒ์‹ ํ˜ธ๋ฅผ ์ธก์ •ํ•˜์˜€์œผ๋ฉฐ, ๋ฐฑ์—ด๋“ฑ๊ณผ ๋ฐฑ์ƒ‰ LED๋Š” ๊ฐ๊ฐ 3๋‹จ๊ณ„์˜ ๋ฐ๊ธฐ ์กฐ์ ˆ์„ ํ†ตํ•ด ์ด 7๊ฐ€์ง€์˜ ์ฃผ๋ณ€๊ด‘์„ ๋…๋ฆฝ๋ณ€์ˆ˜๋กœ ์„ค์ •ํ•œ๋‹ค. ์‹ ํ˜ธ์ธก์ •์€ ์ œ์ž‘๋œ ์„ผ์„œ๋ฅผ ์ด์šฉํ•œ PPG์‹ ํ˜ธ, ํˆฌ๊ณผํ˜• ์„ผ์„œ๋ฅผ ์ด์šฉํ•œ ์†๋์—์„œ์˜ PPG์‹ ํ˜ธ, ๊ทธ๋ฆฌ๊ณ  ECG์‹ ํ˜ธ๋ฅผ ๋™์‹œ์— ์ธก์ •ํ•˜์˜€๋‹ค. ์†๋ชฉ์—์„œ ์ธก์ •๋œ PPG์‹ ํ˜ธ์™€ EGC์‹ ํ˜ธ์˜ R wave๋ฅผ ์ด์šฉํ•œ PTT๋ฅผ ํ†ตํ•ด ๊ฐ ๋ณ€์ˆ˜์— ๋”ฐ๋ฅธ ์‹ฌ๋ฐ•์ˆ˜๋ฅผ ๋น„๊ตํ•˜์˜€๋‹ค. ํˆฌ๊ณผํ˜• PPG์„ผ์„œ๋ฅผ ์ด์šฉํ•ด ์ธก์ •๋œ ์‹ ํ˜ธ๋Š” PPG์‹ ํ˜ธ์˜ waveform ๊ธฐ์ค€์‹ ํ˜ธ๋กœ ์‚ฌ์šฉ ๋˜์—ˆ์œผ๋ฉฐ, ์ œ์ž‘๋œ ์„ผ์„œ๋ฅผ ์ด์šฉํ•ด ์ธก์ •๋œ PPG์‹ ํ˜ธ์˜ waveform๊ณผ ๋น„๊ตํ•˜์˜€๋‹ค. ๊ฐ ์‹ ํ˜ธ๋Š” ์ƒ˜ํ”Œ๋ง ์ฃผํŒŒ์ˆ˜ 1000Hz๋กœ 1๋ถ„๊ฐ„ ์ธก์ •ํ•˜์˜€๋‹ค. ์ ์ƒ‰ LED(1๊ฐœ)๋ฅผ ๊ด‘์›์œผ๋กœ ์‚ฌ์šฉํ•œ ๊ฒฝ์šฐ์™€ ๋…น์ƒ‰ LED(1๊ฐœ), ๋…น์ƒ‰ LED(2๊ฐœ)๋ฅผ ์‚ฌ์šฉํ•œ ๊ฒฝ์šฐ์— ๋Œ€ํ•ด ์ธก์ • ์‹คํ—˜์„ ์ง„ํ–‰ํ•˜์˜€๋‹ค. ์ œ์ž‘ ์„ผ์„œ๋ฅผ ํ†ตํ•ด ์ธก์ •๋œ ์‹ ํ˜ธ๋Š” ECG์‹ ํ˜ธ์˜ R wave์™€ ๋น„๊ตํ•˜์—ฌ ์‹ฌ๋ฐ•์ˆ˜ ์ผ์น˜๋ฅผ ๊ฒ€์‚ฌํ•˜์˜€์œผ๋ฉฐ, ๊ธฐ์ค€ ๋งฅํŒŒ์‹ ํ˜ธ์™€์˜ ์ƒ๊ด€๊ด€๊ณ„๋ถ„์„์„ ํ†ตํ•ด ์ •ํ™•๋„๋ฅผ ๋น„๊ต ํ‰๊ฐ€ํ•˜๊ณ  ํšจ์šฉ์„ฑ์„ ๊ฒ€์ฆํ–ˆ๋‹ค. ์‹คํ—˜ ๊ฒฐ๊ณผ, ๋…น์ƒ‰ LED(2๊ฐœ)๋ฅผ ์‚ฌ์šฉํ•œ ์„ผ์„œ๋Š” ์ ์ƒ‰ LED(1๊ฐœ), ๋…น์ƒ‰ LED(1๊ฐœ)๋ฅผ ์‚ฌ์šฉํ•œ ์„ผ์„œ๋ณด๋‹ค ๋†’์€ ํšจ์šฉ์„ฑ์„ ๋ณด์˜€๋‹ค.ope

    The Effect of On-Offline Social Capital Factors on e-Loyalty of Local Agri-food Online Shopping mall Customers

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