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์œ ๋ช… ์Šค๋งˆํŠธํฐ์˜ ์ „์žํŒŒ ํก์ˆ˜์œจ(SAR)? by VISUALCAPITALIST.com

N* Tech/Science

by ๋ผ๋””์˜คํ‚ค์ฆˆ radiokidz@daum.net 2022. 4. 29. 19:00

๋ณธ๋ฌธ

๋ฐ˜์‘ํ˜•

์ˆ˜๋งŽ์€ ์ „์ž์ œํ’ˆ์— ๋‘˜๋Ÿฌ ์Œ“์—ฌ ์‚ด๋‹ค ๋ณด๋‹ˆ ์–ด๋Š์ƒˆ ์ „์žํŒŒ์— ๋Œ€ํ•ด ํฌ๊ฒŒ ์ธ์‹ํ•˜์ง€ ๋ชปํ•˜๋ฉฐ ์‚ด๊ณ  ์žˆ๋Š” ๋“ฏํ•ฉ๋‹ˆ๋‹ค. ์• ์ดˆ์— ๋ˆˆ์— ๋ณด์ด๊ฑฐ๋‚˜ ํ”ผ๋ถ€๋กœ ๋Š๋‚„ ์ˆ˜ ์—†๋‹ค ๋ณด๋‹ˆ ๊ทธ๋ ‡๊ธด ํ–ˆ์ง€๋งŒ, ๋ˆ„๊ตฐ๊ฐ€๋Š” ์ง€๊ธˆ๋„ ์ „์žํŒŒ๋กœ ์ธํ•ด ์•”์ด ์œ ๋ฐœ๋ ์ง€ ๋ชจ๋ฅธ๋‹ค๋ฉฐ ๊ณตํฌ์— ๋– ๋Š” ์™€์ค‘์— ํ•˜๋ฃจ์— ๋ช‡ ์‹œ๊ฐ„์”ฉ ์Šค๋งˆํŠธํฐ์„ ์“ฐ๋Š” ์šฐ๋ฆฌ๋“ค. ํ˜น์‹œ ๋‚ด๊ฐ€ ์“ฐ๋Š” ์Šค๋งˆํŠธํฐ์—์„œ ์ „์žํŒŒ๊ฐ€ ๋งŽ์ด ๋‚˜์˜ค๋ฉด ์–ด์ฉŒ๋‚˜ ๊ฑฑ์ •ํ•˜์‹œ๋Š” ๋ถ„๋“ค์—๊ฒŒ ๋…์ผ ์—ฐ๋ฐฉ ๋ฐฉ์‚ฌ์„  ๋ฐฉํ˜ธ๊ตญ(German Federal Office of Radiation Protection)์ด ์ธก์ •ํ•œ ๋ฐ์ดํ„ฐ๋ฅผ ๋ฐ”ํƒ•์œผ๋กœ ์ „์žํŒŒ ๋ฐฉ์ถœ๋Ÿ‰์ด ๋งŽ๊ฑฐ๋‚˜ ์ ์€ ์Šค๋งˆํŠธํฐ์„ ์†Œ๊ฐœํ• ๊นŒ ํ•ฉ๋‹ˆ๋‹ค.

 

๋…์ผ์—์„œ ์ธ๊ธฐ์ธ ์Šค๋งˆํŠธํฐ๋“ค์˜ ์ „์žํŒŒ ํก์ˆ˜์œจ์€ ์–ผ๋งˆ๋‚˜ ๋ ๊นŒ?


VISUAL CAPITALIST๊ฐ€ ์ •๋ฆฌํ•œ ์ด ์ž๋ฃŒ์—” ๋…์ผ์—์„œ ์ธ๊ธฐ์žˆ๋Š” ์Šค๋งˆํŠธํฐ๋“ค์˜ ์ „์žํŒŒ ํก์ˆ˜์œจ(SAR, Specific Absorption Rate)์„ ๋น„๊ตํ•˜๊ณ  ์žˆ๋Š”๋ฐ์š”. ๋ณดํ†ต SAR์€ ์ „ํ™” ์‚ฌ์šฉ ์‹œ์— ๊ท€์— ๋Œ€๋Š” ์ƒํ™ฉ์„ ๊ณ ๋ คํ•ด ๊ท€์™€ ์ฃผ๋จธ๋‹ˆ์— ๋„ฃ๊ณ  ๋ณด๊ด€ํ•  ๋•Œ๋ฅผ ๊ฐ์•ˆํ•ด ๋ชธ์—์„œ ์ธก์ •ํ•œ๋‹ค๊ณ  ํ•˜๋”๊ตฐ์š”. ์ „์žํŒŒ์— ๋Œ€ํ•ด ์ด์ „๋ณด๋‹ค๋Š” ์—ฐ๊ตฌ๊ฐ€ ๋งŽ์ด ๋๋‹ค๊ณ ๋Š” ํ•˜์ง€๋งŒ, ์•„์ง ์™„์ „ํžˆ ์œ„ํ—˜์ด ์•Œ๋ ค์ง€์ง€ ์•Š์€ ์ƒํƒœ์ธ ๋งŒํผ ์ด์™•์ด๋ฉด SAR์ด ๋‚ฎ์€ ์ œํ’ˆ์„ ์„ ํƒํ•˜๋Š” ๊ฒŒ ๋ฐ”๋žŒ์งํ•  ํ…๋ฐ์š”.

SAR์ด ๊ฐ€์žฅ ๋†’์€ ํฐ์€ 1.79๋ฅผ ๊ธฐ๋กํ•œ ๋ชจํ† ๋กค๋ผ์˜ ์—ฃ์ง€๊ฐ€ ๊ผฝํ˜”๊ณ  ์•„์ดํฐ 13 ํ”„๋กœ๊ฐ€ 0.99, ๊ฐค๋Ÿญ์‹œ S21 ์šธํŠธ๋ผ๊ฐ€ 0.71๋กœ ์ธก์ •๋๋”๊ตฐ์š”. ๋‹คํ–‰์Šค๋Ÿฝ๊ฒŒ๋„ ๊ฐ€์žฅ SAR์ด ๋†’์•˜๋˜ 10๋Œ€ ํฐ์—” ๊ตญ๋‚ด์— ์œ ํ†ต๋˜๋Š” ํฐ์€ ์—†๊ณ , ๊ตญ๋‚ด์—์„œ ๊ฐ€์žฅ ๋งŽ์ด ํŒ๋งค๋˜๋Š” ์‚ผ์„ฑ์ „์ž๋‚˜ ์Šค๋งˆํŠธํฐ ์‚ฌ์—…์—์„œ ์ฒ ์ˆ˜ํ•œ LG์ „์ž์˜ ์Šค๋งˆํŠธํฐ์€ ๊ฐ€์žฅ SAR์ด ๋‚ฎ์€ 10๋Œ€ ํฐ์— ์ง‘์ค‘ ๋ฐฐ์น˜๋˜์–ด ๋‹คํ–‰์Šค๋Ÿฝ๋„ค์š”. ์ฐธ๊ณ ๋กœ ๊ฐ ์Šค๋งˆํŠธํฐ์˜ SAR๊ฐ’์€ ์ œ์กฐ์‚ฌ๊ฐ€ ๊ณต๊ฐœํ•˜๋Š” ์ œํ’ˆ ์ •๋ณด์— ํฌํ•จ๋˜์–ด ์•ˆ๋‚ด๋˜๊ณ  ์žˆ์œผ๋‹ˆ ์ „์žํŒŒ๊ฐ€ ๊ฑฑ์ •๋˜์‹ ๋‹ค๋ฉด ์Šค๋งˆํŠธํฐ ๊ตฌ๋งค ์ „์— ํ•ด๋‹น ๋ชจ๋ธ์˜ SAR๊ฐ’์ด ์–ผ๋งˆ์ธ์ง€ ํ™•์ธํ•˜์‹  ํ›„์— ๊ตฌ๋งคํ•˜์‹œ๋Š” ๊ฑธ ์ถ”์ฒœ๋“œ๋ฆฝ๋‹ˆ๋‹ค.^^

 


 

How Much Radiation is Emitted by Popular Smartphones?

The parameter used to measure phone radiation emissions is the SAR value. Here we visualize the SAR values of some popular smartphones.

www.visualcapitalist.com

 

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