Mgbama ebili mmiri millimeter na-enye bandwidth sara mbara yana ọnụego data dị elu karịa mgbama ugboro dị ala. Lelee yinye mgbama n'ozuzu n'etiti antenna na eriri baseband dijitalụ.
Redio 5G ọhụrụ (5G NR) na-agbakwunye ugboro ugboro milimita na ngwaọrụ ekwentị na netwọkụ. Tinyere nke a na-abịa eriri mgbama RF-to-baseband na ihe ndị a na-achọghị maka ugboro ugboro n'okpuru 6 GHz. Ọ bụ ezie na milimita ebili mmiri na-agba ọsọ na teknụzụ sitere na 30 ruo 300 GHz, maka ebumnuche 5G ha na-esite na 24 ruo 90 GHz, mana na-adịkarị elu na gburugburu 53 GHz. A na-atụ anya na ngwa ebili mmiri millimeter ga-enye ọsọ ọsọ ọsọ ọsọ na ekwentị na obodo, mana ọ kwagara n'okwu ikpe dị elu dị ka ámá egwuregwu. A na-ejikwa ya maka ọrụ ịntanetị akwụghị ụgwọ (FWA) yana netwọk nkeonwe.
Uru dị mkpa nke 5G mmWave Mbupụta dị elu nke 5G mmWave na-enye ohere maka ịnyefe data buru ibu (10 Gbps) yana bandwit ọwa 2 GHz na-enweghị mkpokọta (enweghị mkpokọta ụgbọelu). Njirimara a kachasị mma maka netwọk nwere nnukwu mkpa ịnyefe data. 5G NR na-emekwa ka ọ dị ala n'ihi ọnụego mbufe data dị elu n'etiti netwọk ohere redio 5G na isi netwọkụ. Netwọk LTE nwere nkwụsị nke 100 milliseconds, ebe netwọk 5G nwere nkwụsị nke naanị 1 millisecond.
Kedu ihe dị na mgbama mmWave? A na-akọwakarị interface ugboro redio (RFFE) dị ka ihe niile dị n'etiti antenna na sistemụ dijitalụ baseband. A na-akpọkarị RFFE dị ka akụkụ analọg-na-dijitalụ nke nnata ma ọ bụ nnyefe. Ọgụgụ 1 na-egosi ụlọ ọrụ a na-akpọ ntụgharị ozugbo (efu IF), nke onye ntụgharị data na-arụ ọrụ ozugbo na mgbama RF.
Ọnụọgụ 1. Nke a 5G mmWave ntinye ihe nrịbama mgbama na-eji nlele RF ozugbo; Enweghị ihe ntụgharị achọrọ (Foto: nkọwa nkenke).
Yinye mgbama ebili mmiri nke millimeter nwere RF ADC, RF DAC, nzacha ngafe dị ala, ihe nrịbawanye ike (PA), ndị ntụgharị dijitalụ na elu, nzacha RF, ụda mkpọtụ dị ala (LNA), na onye na-emepụta elekere dijitalụ. CLK). Oscillator na-achịkwa oge akpọchi akpọchi (PLL/VCO) na-enye oscillator mpaghara (LO) maka ndị ntụgharị elu na ala. Mgbanwe (egosiri na eserese 2) jikọọ antenna na sekit mgbama na-anata ma ọ bụ na-ebufe. Egosighị ya bụ IC (BFIC), nke a makwaara dị ka kristal array ma ọ bụ beamformer. BFIC na-enweta akara ngosi site na onye na-atụgharị elu wee kewaa ya n'ọtụtụ ọwa. Ọ nwekwara usoro nke onwe yana nweta njikwa na ọwa ọ bụla maka njikwa beam.
Mgbe ọ na-arụ ọrụ na ọnọdụ nnabata, ọwa ọ bụla ga-enwekwa usoro nke onwe ya wee nweta njikwa. Mgbe agbanyere downconverter, ọ na-enweta mgbaama ma na-ebufe ya site na ADC. N'ihu panel, e nwere ihe mgba ọkụ arụnyere arụnyere, LNA na n'ikpeazụ mgbanwe. RFFE na-enyere PA ma ọ bụ LNA aka dabere ma ọ nọ na ọnọdụ nnyefe ma ọ bụ ọnọdụ nnata.
Ihe ntụgharị ihe osise 2 na-egosi ihe atụ nke transceiver RF na-eji klas IF n'etiti baseband na 24.25-29.5 GHz millimeter band band. Ihe owuwu a na-eji 3.5 GHz dị ka edobere IF.
Nbunye akụrụngwa ikuku 5G ga-abara ndị na-eweta ọrụ na ndị ahịa uru nke ukwuu. Isi ahịa na-eje ozi bụ modul brọdband cellular yana modul nzikọrịta ozi 5G iji mee ka Internetntanetị ihe nke ihe rụọ ọrụ (IIOT) nwee ike. Edemede a lekwasịrị anya na akụkụ ebili mmiri millimeter nke 5G. N'isiokwu ndị na-abịa n'ihu, anyị ga-aga n'ihu na-atụle isiokwu a ma lekwasị anya n'ụzọ zuru ezu na ihe dị iche iche nke eriri mgbama 5G mmWave.
Suzhou Cowin na-enye ọtụtụ ụdị RF 5G 4G LTE 3G 2G GSM GPRS antenna, yana nkwado iji degharịa ntọala antenna arụmọrụ kacha mma na ngwaọrụ gị site na ịnye akụkọ nnwale antenna zuru oke, dị ka VSWR, uru, arụmọrụ na ụkpụrụ radieshon 3D.
Oge nzipu: Sep-12-2024