Teko ea Specific Absorption Rate (SAR) ke eng?

litaba

Teko ea Specific Absorption Rate (SAR) ke eng?

Ho pepesehela matla a maqhubu a seea-le-moea (RF) ho feteletseng ho ka senya lisele tsa motho. Ho thibela sena, linaha tse ngata lefats'eng ka bophara li hlahisitse litekanyetso tse fokotsang boholo ba ho pepeseha ha RF ho lumelletsoeng ho tsoa ho li-transmitters tsa mefuta eohle. BTF e ka u thusa ho fumana hore na sehlahisoa sa hau se fihlela litlhoko tseo. Re etsa tlhahlobo e hlokahalang bakeng sa lisebelisoa tse fapaneng tsa mehala le mehala ea mehala ka lisebelisoa tsa morao-rao, re sebelisa theknoloji e tsoetseng pele, re u fa litekanyo tse nepahetseng le tse tšepahalang tsa ho pepeseha ha RF. BTF ke o mong oa mekhatlo e seng mekae e khonang ho etsa liteko le ho netefatsa sehlahisoa sa hau ho litekanyetso tsa ho pepeseha ha RF, hammoho le maemo a polokeho ea motlakase le litlhoko tsa FCC.

Ho pepeseha ha RF ho lekoa ho sebelisoa "phantom" e etsisang litšobotsi tsa motlakase tsa hlooho kapa 'mele oa motho. Matla a RF a phunyeletsang "phantom" a shejoa ke li-probes tse behiloeng hantle tse lekanyang Specific Absorption Rate ka li-watts ka k'hilograma ea 'mele.

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FCC SAR

United States, FCC e laola SAR tlasa 47 CFR Karolo ea 2, karolo ea 2.1093. Lihlahisoa tse reretsoeng ho sebelisoa ka kakaretso li tlameha ho finyella tekanyo ea SAR ea 1.6 mW/g e lekanang le gram e le 'ngoe ea linama karolong efe kapa efe ea hlooho kapa 'mele, le 4 mW/g e fetang ligrama tse 10 bakeng sa matsoho, matsoho, maoto le maqaqailana.

Linaheng tsa European Union, meeli ea ho pepeseha ha RF e thehiloe ke Keletso ea Lekhotla 1999/519/EC. Litekanyetso tse lumellanang li koahela lihlahisoa tse atileng haholo joalo ka mehala ea cellular le lisebelisoa tsa RFID. Meeli le mekhoa ea tlhahlobo ea khahleho ea RF ho EU e ts'oana empa ha e ts'oane le ea US.

Boholo bo lumelletsoeng ba Exposure (MPE)

Ha basebelisi ba behiloe hole hole hole le seea-le-moea, hangata ho feta 20cm, mokhoa oa tlhahlobo ea RF o bitsoa Maximum Permissible Exposure (MPE). Maemong a mangata MPE e ka baloa ho tsoa ho matla a transmitter le mofuta oa antenna. Maemong a mang, MPE e tlameha ho lekanyetsoa ka kotloloho ho latela matla a matla a motlakase kapa a khoheli kapa matla a matla, ho ipapisitsoe le maqhubu a ts'ebetso ea transmitter.

United States, melao ea FCC bakeng sa meeli ea MPE e fumanoa ho 47 CFR Karolo ea 2, karolo ea 1.1310. Lisebelisoa tsa mohala, tse fetang 20 cm ho tloha ho mosebelisi 'me li se sebakeng se tsitsitseng, joalo ka li-wireless node tsa tabletop, li boetse li laoloa ke karolo ea 2.1091 ea melao ea FCC.

Ho European Union, Council Recommendation 1999/519/EC e na le meeli ea ho pepeseha bakeng sa li-transmitters tse tsitsitseng le tse tsamaeang. Tekanyetso e lumellanang ea EN50385 e sebetsa ho liteishene tse sebetsang ho maqhubu a 110MHz ho isa ho 40 GHz.

BTF Testing Lab, k'hamphani ea rona e na le li-laboratories tse tsamaisanang le motlakase, melao ea polokeho ea laboratori, laboratori ea maqhubu a seea-le-moea a se nang mohala, Laboratori ea betri, Laboratori ea lik'hemik'hale, SAR Laboratory, HAC Laboratory, joalo-joalo Re fumane mangolo a thuto le tumello e kang CMA, CNAS, CPSC, A2LA, VCCI, joalo-joalo Khamphani ea rona e na le sehlopha sa boenjiniere se nang le boiphihlelo le se hloahloa, se ka thusang likhoebo ho rarolla bothata. Haeba u na le litlhoko tse nepahetseng tsa tlhahlobo le setifikeiti, u ka ikopanya le basebetsi ba rona ba Liteko ka kotloloho ho fumana lintlha tse qaqileng tsa litheko le tlhaiso-leseling ea baesekele!

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CE-SAR


Nako ea poso: Sep-02-2024