Izisombululo zeRF zesizukulwana esilandelayo ze-5G-Advanced (5.5G) kunye neeNethiwekhi zabucala
Ukunika amandla unxibelelwano oluthembekileyo kakhulu nolunexesha eliphantsi lokuphumla ngeefilitha eziphucukileyo zeMulti-Physics, inkxaso yeMassive MIMO, kunye nolawulo lobushushu olunamandla aphezulu.
Imeko yonxibelelwano itshintsha kakhulu. Njengoko sitshintsha ukusuka kwi-5G esemgangathweni ukuya kwi-3GPP Release 18 echazwe njenge-5G-Advanced (ebizwa ngokuba yi-5.5G), iimfuno ezibekwe kwiziseko zophuhliso zeRadio Frequency (RF) zifikelela kumanqanaba angazange abonwe ngaphambili. I-spectrum iya isiba nzima kakhulu, nto leyo ebangela ukuba kubekho iindlela ezintsha zokubonisa ubumsulwa kunye nokunciphisa ukuphazamiseka.
Ixesha lokuxinana okukhulu kwe-MIMO kunye ne-Spectrum
Kwixesha le-5.5G, uyilo lwenethiwekhi luxhomekeke kakhuluIi-Antenna Arrays ezinkulu kakhulu (i-Massive MIMO)Nangona le teknoloji inyusa kakhulu ukusebenza kakuhle kwe-spectral kunye nomthamo wenethiwekhi, izisa ubunzima obukhulu kwi-RF front-end. Indawo ye-electromagnetic ixinene kakhulu kunangaphambili, kunye neebhendi zefrikhwensi ezikufutshane ezihlanganiswe ndawonye ukuze kusetyenziswe i-bandwidth eninzi.
Olu xinano olugqithisileyo lwe-spectrum luthetha ukuba izihluzi zeRF zemveli azisanele. Izitishi zesiseko ze-5.5G zifuna izihluzi ezineziketi ezinde kakhulu (amandla aphezulu okuchasa) ukuthintela ukuphuma kwegazi kwisignali. Ngaphezu koko, njengoko ezi nkqubo zeMassive MIMO zityhala amandla aphezulu okuhambisa ukuze kufezekiswe isantya se-gigabit, zivelisa imithwalo emikhulu yobushushu. Olu bushushu luchaphazela ngokuthe ngqo ubukhulu beendawo zesihluzi, nto leyo ekhokelela kwinto eyaziwa ngokuba yi-temperature drift okanye i-frequency shift, eyonakalisa ukusebenza kwenethiwekhi kunye nokuthembeka.
Iingxaki ezibalulekileyo kwi-5.5G
⚠️Ukuxinana Okukhulu Kweespectrum:Iibhendi ezixineneyo zifuna ukwaliwa okungazange kwenzeke ngaphambili.
⚠️Ubunzima obukhulu be-MIMO:Uqwalaselo lwe-64T64R kunye ne-128T128R lufuna izinto ezincinci, kodwa ezomeleleyo.
⚠️Ubunzima obukhulu bokushushu:Uthumelo oluqhubekayo olunamandla aphezulu lubangela ukwanda kwesithuba kunye nokushukuma rhoqo.
Imingeni (Iindlela Zobuchwephesha)
Ukusebenzisa iinethiwekhi zabucala ze-5.5G kunye nezemizi-mveliso kuveza imingeni ekhethekileyo yomzimba kunye ne-electromagnetic apho izixhobo zeRF ezisemgangathweni zingenakusinda khona.
Ukuphazamiseka kweChannel ekufutshane ne-Sub-6GHz
Ibhendi yefrikhwensi ye-Sub-6GHz yeyona nto iphambili ekusetyenzisweni kwe-5G kunye ne-5.5G kwihlabathi liphela, inika ibhalansi efanelekileyo phakathi kwendawo yokugubungela kunye nokudluliselwa kwedatha. Nangona kunjalo, njengoko abaqhubi beenkonzo zonxibelelwano besebenzisa iilayisensi zabo ze-spectrum, iibhendi zokulinda phakathi kweetshaneli ezisebenzayo ziyancipha kakhulu.
Oku kusondela kubangela ukuphazamiseka okukhulu kweChannel Adjacent (ACI). Xa isikhululo sesiseko esinamandla aphezulu sithumela, ingxolo engaphakathi kunye neemveliso ze-intermodulation zinokuphuma kwiifrequencies ezikufutshane, ziwohloze ngokupheleleyo iSignal-to-Interference-plus-Noise Ratio (SINR). Kwiinethiwekhi zabucala ezisebenza kwiifektri ezikrelekrele, olu phazamiseko lunokubangela ukulahleka kwepakethi okungamkelekanga, nto leyo esongela ngokuthe ngqo ukhuseleko kunye nokuhambelana koomatshini abazenzekelayo.
Ukusasazwa kobushushu kunye nokutshintsha rhoqo
Izitishi zesiseko ze-5.5G zisebenza kumanqanaba aphezulu kakhulu ombane ukugcina ukugubungela okubanzi kunye nokungena ngaphakathi nzulu. La mandla e-RF anamandla aphezulu aqhubekayo avelisa ubushushu obukhulu ngaphakathi kwezinto ezingasebenziyo, ngakumbi izihluzi ze-cavity kunye nee-combiners.
Ii-aluminium eziqhelekileyo okanye ii-alloy cavities zendabuko zinengxaki ye-Coefficient of Thermal Expansion (CTE) ephezulu. Njengoko ubushushu bunyuka, ubukhulu be-resonant cavities buyanda. Kwi-microwave domain, notshintsho oluncinci kubukhulu be-cavity lubangela utshintsho olukhulu lwe-frequency (Temperature Drift). Ukuba i-center frequency iyatshintsha, isiketi sokulahlwa kwesihluzi singena kwi-passband, sinqumle isignali ebesicetywayo kwaye sinciphise uqhagamshelo lwenethiwekhi ngendlela eyingozi.
Izisombululo Zethu Ezintsha
I-Leader Microwave iyile i-suite ekhethekileyo yezinto eziphambili ze-RF ezingasebenziyo ezenzelwe ngokukodwa ukoyisa iinyani ezinzima ze-5.5G kunye neenethiwekhi zabucala zoshishino. Ngesayensi yezinto ezibonakalayo kunye nemodeli yokubala, sinikezela ngentsebenzo engagungqiyo.
Izixhobo eziPhambili zobushushu obuphezulu
Ukuze silwe nokwanda kobushushu, sitshintshe uyilo lwethu lwemiqolo ngokutshintsha iintsimbi ezisemgangathweni ngezinto ezikhethekileyo nezimelana nobushushu. Sisebenzisa iintonga ze-resonator ze-Invar alloy (FeNi36). I-Invar ine-Coefficient of Thermal Expansion (CTE) ephantse ibe zero, ukuqinisekisa ukuba ubukhulu be-resonator buhlala buphelele nokuba phantsi koxinzelelo olukhulu lobushushu.
Zidibene nezikrufu zokulungisa ubhedu ezicociweyo ngomatshini kunye nee-conductors zangaphakathi ezifakwe isilivere, izihluzi zethu zigcina uzinzo olugqibeleleyo lwefrikhwensi, zisusa ngokupheleleyo ukushukuma kobushushu kwizikhululo zesiseko ze-5.5G ezinamandla aphezulu.
Ukumodela iMulti-Fiziksi yokulinganisa
Ngaphambi kokuba kunqunyulwe iqhekeza elinye lesinyithi, iqela lethu lobunjineli lisebenzisa iSoftware yokulinganisa iMulti-Physics yanamhlanje (edibanisa uhlalutyo lwesakhiwo se-electromagnetic, thermal, kunye ne-mechanical). Ngokulinganisa iindawo ezinamandla aphezulu ezithwala izinto ezininzi kwindawo ebonakalayo, sinokubona iindawo ezishushu kakhulu kunye nemiba yokudibanisa i-electromagnetic.
Olu hlobo loyilo oluqinileyo lusenza sikwazi ukuyila i-geometry ye-cavity efanelekileyo kunye nezakhiwo ze-heat-sink, ukuqinisekisa ukuba izixhobo zethu zisebenza kakuhle, i-Q-factor ephezulu, kunye nokuchithwa kobushushu okufanelekileyo kwangoko.
Uyilo lwe-PIM oluPhantsi kakhulu
I-Passive Intermodulation (PIM) yindlela ebulala buthule amandla enethiwekhi. Kwiindawo ze-5.5G apho ii-carriers ezininzi ezinamandla aphezulu zithunyelwa ngaxeshanye, izinto ezingezizo ezingqameneyo kwiinxalenye ze-RF zivelisa imiqondiso ye-ghost (PIM) emfamekisayo umamkeli.
I-Leader Microwave isebenzisa ifilosofi yoyilo oluqinileyo lwe-Low PIM. Ngokwakhiwa kwe-cavity engenamthungo, iindawo zoxinzelelo zoqhagamshelwano ezilungisiweyo, iindlela ezikhethekileyo zokunyibilikisa, kunye nokugqitywa komphezulu ogudileyo kakhulu, siqinisekisa ubunyulu besignali obugqwesileyo. Izihluli zethu zamandla ze-Low PIM kunye nee-duplexers ziqinisekisa ukuba izitishi zesiseko ziphucula indawo yazo yokugubungela ngelixa zinciphisa kakhulu iindleko zokusetyenziswa kwamandla komqhubi.
Ukunika amandla iiNethiwekhi zaBucala zeShishini
Iinethiwekhi zabucala ze-5.5G zisisiseko seNguquko yeZishishino yesiHlanu. Iindawo ezifana neeSmart Factories, iiAutomated Ports, kunye neDeep-Shaft Mining zifuna ukuba i-network latency ityhalelwe kwi-millisecond, ukuthembeka kwayo kufikelele kwi-99.9999%.
Izihluzi zethu ze-RF, izihlanganisi, kunye neendibano zekhebula ezenziwe ngokwezifiso zisusa ukuphazamiseka kwaye ziqinisekisa ukuba idatha ebalulekileyo-ukusuka kwimisebenzi ye-crane ekude ukuya kwimigca yendibano yerobhothi-idluliselwa ngokungenasiphako, ngaphandle kokulibaziseka okanye ukuphazamiseka okubangelwa yingxolo ye-RF.
