Ndakọrịta ihe enyemaka anụ (HAC) na-ezo aka na ndakọrịta n'etiti ekwentị mkpanaaka na ihe enyemaka ịnụ ihe mgbe ejiri ya n'otu oge. Nye ọtụtụ ndị nwere nkwarụ ntị, ihe enyemaka ntị bụ akụrụngwa dị mkpa na ndụ ha kwa ụbọchị. Agbanyeghị, mgbe ha na-eji ekwentị ha, a na-enwekarị nnyonye anya electromagnetic, nke na-ebute ịnụ ihe ma ọ bụ mkpọtụ edoghị anya. Iji lebara okwu a anya, American National Standards Institute (ANSI) ewepụtala ụkpụrụ nnwale dị mkpa yana ihe nnabata chọrọ maka ndakọrịta HAC nke ihe enyemaka ntị.
Na United States, ihe karịrị nde mmadụ 37.5 na-enwe nsogbu ịnụ ihe. N'ime ha, ihe dị ka 25% nke ndị nọ n'agbata afọ 65 ruo 74 na-enwe nsogbu ịnụ ihe, na ihe dị ka pasent 50 nke ndị agadi gbara afọ 75 na karịa na-enwe nkwarụ ntị. Iji hụ na ọnụ ọgụgụ ndị a nwere ohere ịnweta ọrụ nkwukọrịta n'otu nha ma nwee ike iji ekwentị mkpanaaka n'ahịa, Federal Communications Commission nke United States ewepụtala akwụkwọ maka nyocha, na-eme atụmatụ iji nweta ndakọrịta enyemaka ntị 100%. (HAC) na ekwentị mkpanaaka.
HAC bụ okwu ụlọ ọrụ pụtara na mbụ na ngwụcha 1970s. Otu n'ime ụdị ọrụ nke ihe enyemaka ntị na-adabere na nke a, nke bụ na ebe ndọta ọzọ nke akụkụ ụda ekwentị ga-eme ka ihe enyemaka anụ ahụ mepụta voltaji na-akpali akpali. Nke a welitere usoro nnwale maka HAC. Nnwale HAC na-akọwa usoro nzaghachi electromagnetic bụ isi nke akụrụngwa dị na ekwentị mkpanaaka na-emepụta. Ọ bụrụ na akụkụ ahụ adabaghị n'ime igbe ahụ, ọ na-egosi na ekwentị adabaghị maka ndị nwere nsogbu ịnụ ihe.
Ka ọ na-erule n'etiti 1990s, achọpụtara na mgbama redio ugboro ugboro na ekwentị mkpanaaka siri ike, nke ga-egbochi mgbama na-ebute site na ngwaọrụ ụda na-enye ihe enyemaka ịnụ ihe. Ya mere, otu ndị otu atọ (ndị na-emepụta ekwentị ikuku, ndị na-emepụta ihe na-anụ ihe, na ndị na-anụ ihe na-esighị ike) nọkọtara ọnụ ma hazie IEEE C63.19, nke kọwapụtara mmetụta nnwale nke nkeji redio, ule electromagnetic nke ngwaọrụ ikuku (IEEE C63.19). na nke a, ekwentị mkpanaaka), wdg, gụnyere akara ngosi, ndụmọdụ ngwaike, usoro nnwale, wiring, ụkpụrụ nnwale, wdg.
1. Ihe FCC chọrọ maka ngwaọrụ njedebe ejiri aka na United States:
Federal Communications Commission (FCC) dị na United States chọrọ na malite na Disemba 5, 2023, ngwaọrụ niile ejiri aka ga-emezurịrị ihe achọrọ nke ọkọlọtọ ANSI C63.19-2019 (ya bụ ọkọlọtọ HAC 2019).
E jiri ya tụnyere ụdị ochie ANSI C63.19-2011 (HAC 2011), isi ihe dị iche n'etiti abụọ ahụ bụ mgbakwunye nke ihe nyocha nke njikwa olu na ọkọlọtọ HAC 2019. Ihe nnwale njikwa olu na-agụnyekarị mgbagha, nzaghachi ugboro ugboro, na uru nnọkọ. Ihe ndị dị mkpa na ụzọ nnwale kwesịrị ịtụ aka na ọkọlọtọ ANSI/TIA-5050-2018
2.Gịnị bụ ihe ndị a gụnyere na ule HAC maka ndakọrịta ihe enyemaka ntị?
Nnwale HAC maka ndakọrịta enyemaka ntị na-agụnyekarị nnwale RF Rating na ule T-Coil. Nnwale ndị a bu n'obi inyocha ogo nnyonye anya ekwentị na ihe enyemaka ịnụ ihe iji hụ na ndị na-ahụ maka ihe na-anụ ihe nwere ike nweta ahụmịhe ịnụ ihe doro anya na enweghị mgbagwoju anya mgbe ị na-aza oku ma ọ bụ na-eji ọrụ ọdịyo ndị ọzọ.
Asambodo FCC
Dị ka ihe ọhụrụ chọrọ nke ANSI C63.19-2019, agbakwunyere ihe achọrọ maka njikwa olu. Nke a pụtara na ndị na-emepụta ihe kwesịrị ịhụ na ekwentị na-enye njikwa olu kwesịrị ekwesị n'ime oke ịnụ ihe nke ndị na-ahụ maka ihe enyemaka iji hụ na ha nwere ike ịnụ ụda oku doro anya. Ihe mba chọrọ maka ụkpụrụ nnwale HAC:
United States (FCC): FCC eCR Nkebi 20.19 HAC
Canada (ISED): RSS-HAC
China: YD/T 1643-2015
3.On Eprel 17, 2024, nzukọ ọmụmụ TCB emelitere ihe HAC chọrọ:
1) Ngwaọrụ kwesịrị idobe ike nnyefe kachasị elu na ọnọdụ ntị na ntị.
2)U-NII-5 chọrọ ịnwale otu eriri ugboro ma ọ bụ karịa na 5.925GHz-6GHz.
3) Ntuziaka nwa oge na bandwit 5GNR FR1 na KDB 285076 D03 ga-ewepụ n'ime ụbọchị 90; Mgbe ewepụchara, ọ dị mkpa ijikọ na ọdụ ọdụ (nke kwesịrị ịkwado ọrụ VONR) maka nnwale iji gosipụta nnabata HAC nke 5GNR, gụnyere ihe achọrọ njikwa olu.
4) Ekwentị HAC niile kwesịrị ikwuwapụta ma gbuo Waiver PAG dị ka akwụkwọ nhapụ DA 23-914 si dị.
Ụlọ nyocha BTF, ụlọ ọrụ anyị nwere ụlọ nyocha ndakọrịta electromagnetic, ụkpụrụ nchekwa ụlọ nyocha, ụlọ nyocha redio ikuku ikuku, ụlọ nyocha batrị, ụlọ nyocha kemịkalụ, SAR Laboratory, HAC Laboratory, wdg. Anyị enwetala iru eru na ikike dị ka CMA, CNAS, CPSC, A2LA. VCCI, wdg Anyị ụlọ ọrụ nwere ahụmahụ na ọkachamara teknuzu engineering otu, nke nwere ike inyere ụlọ ọrụ dozie nsogbu ahụ. Ọ bụrụ na ị nwere mkpa ule na asambodo dị mkpa, ị nwere ike ịkpọtụrụ ndị ọrụ nnwale ozugbo iji nweta nkwuputa ọnụ ahịa na ozi okirikiri!
Asambodo HAC
Oge nzipu: Jun-25-2024
