Eli nqaku libonelela ngamagqabantshintshi angaphakathi amacandelo e-elektroniki aphindaphinda umqondiso weselula. Abavelisi abambalwa bachaza izinto zangaphakathi zokuphinda umqondiso wabo kubathengi. Ngokwenyani, uyilo kunye nomgangatho wala macandelo angaphakathi adlala indima ebalulekileyo ekusebenzeni ngokubanzi kweisiphindaphindi somqondiso weselula.
Ukuba ungathanda ingcaciso elula malunga nendlela isiphindaphindo somqondiso weselula esisebenza ngayo,Cofa apha.
Imigaqo-siseko eSiseko yeSimbo esiPhindayo soMqondiso
Njengoko kubonisiwe kulo mzobo ungentla, umgaqo osisiseko wokuphinda umqondiso weselula kukukhulisa imiqondiso ngezigaba. Abaphindayo beempawu zeselfowuni zanamhlanje kwimarike bafuna amanqanaba amaninzi okukhulisa inzuzo ephantsi ukufezekisa inzuzo efunekayo. Ke ngoko, inzuzo kulo mzobo ungentla imele iyunithi enye yokuzuza. Ukufikelela kwinzuzo yokugqibela, izigaba ezininzi zokukhulisa ziyafuneka.
Nantsi intshayelelo kwiimodyuli eziqhelekileyo ezifunyenwe kwisiphindaphindi somqondiso weselula:
1. Ulwamkelo lweModyuli
Imodyuli yokwamkela inoxanduva lokufumana imiqondiso yangaphandle, ngokuqhelekileyo kwizikhululo ezisisiseko okanye ii-eriyali. Ibamba imiqondiso yerediyo ehanjiswa sisikhululo esisezantsi kwaye iguqulelwe kwiimpawu zombane ezinokuthi i-amplifier ikwazi ukuyiqhuba. Imodyuli yolwamkelo ibandakanya:
Izihluzi: Ezi zisusa iisignali zamaza ezingafunwayo kwaye zigcina iibhendi zamaza ophawu lweselfowuni ezifunekayo.
Isandisi-lizwi esisezantsi (LNA): Oku kukhulisa isignali engenayo ebuthathaka ngelixa unciphisa ingxolo eyongezelelweyo.
Amacandelo Angaphakathi-Ukuphinda umqondiso weselula ekhaya
2. Imodyuli yoLungiso lweSignali
Iyunithi yokulungisa umqondiso ikhulisa kwaye ilungelelanise isignali efunyenweyo. Ibandakanya ngokubanzi:
I-Modulator / i-Demodulator (i-Modem): Oku kulungelelanisa kunye nokunciphisa umqondiso ukuqinisekisa ukuba ihambelana nemigaqo yonxibelelwano eqhelekileyo.
Iprosesa yeSiginali yeDijithali (i-DSP): Inoxanduva lokusebenza kakuhle kweempawu kunye nokuphucula, ukuphucula umgangatho wesignali kunye nokunciphisa ukuphazamiseka.
Ukulawulwa kwe-Automatic Gain Control (AGC): Ukulungelelanisa ukuzuzwa komqondiso ukuqinisekisa ukuba uhlala ngaphakathi kwamanqanaba afanelekileyo-ukuphepha zombini ubuthathaka besignali kunye nokukhulisa okugqithisileyo okunokubangela ukuphazamisa okanye ukuphazamisa ezinye izixhobo.
3. Imodyuli yokukhulisa
I-amplifier yamandla (PA) yongeza amandla omqondiso ukwandisa uluhlu lwayo. Emva kokulungiswa komqondiso, i-amplifier yamandla ikhulisa umqondiso kumandla afunekayo kwaye idlulise nge-antenna. Ukukhethwa kweamplifier yamandla kuxhomekeke kumandla afunekayo kunye nommandla wokugubungela. Kukho iindidi ezimbini eziphambili:
I-Linear Amplifiers: Ezi zigcina umgangatho kunye nokucaca komqondiso ngaphandle kokuphazamiseka.
I-Non-linear Amplifiers: Isetyenziswa kwiimeko ezikhethekileyo, ngokuqhelekileyo ukugubungela indawo ebanzi, nangona zinokubangela ukuphazamiseka komqondiso.
4. ULawulo lweeNgxelo kunye neeModyuli zoThintelo loMphazamiseko
Imodyuli yokuNcitshiswa kweNgxelo: Xa i-amplifier idlulisela isignali enamandla kakhulu, inokubangela impendulo kwi-eriyali efumanayo, ekhokelela ekuphazamisekeni. Iimodyuli zokucinezelwa kweempendulo zinceda ukuphelisa oku kuziphazamisi.
Imodyuli yokuzahlula: Ikhusela ukuphazamiseka phakathi kokufumana kunye nokuhambisa imiqondiso, ukuqinisekisa ukusebenza okufanelekileyo kwe-amplifier.
Ukunciphisa Ingxolo kunye neeFilters: Ukunciphisa ukuphazamiseka kwesignali yangaphandle, ukuqinisekisa ukuba isignali ihlala icocekile kwaye yomelele.
5. Imodyuli yoThunyelo loMqondiso
Imodyuli yoThutho: Le modyuli ithumela isignali esetyenzisiweyo kunye neyandisiweyo nge-eriyali yokudlulisela kwindawo yokhuselo, iqinisekisa ukuba izixhobo eziphathwayo zifumana isignali eyongeziweyo.
UMlawuli waMandla oThutho: Ulawula amandla okusasaza ukuthintela ukunyuswa okugqithisileyo, okunokubangela ukuphazamiseka, okanye ukukhulisa ngaphantsi, okunokukhokelela kwiimpawu ezibuthathaka.
I-Antenna yoMkhombandlela: Ukufumana ugutyulo lwesignali ejolise ngakumbi, i-eriyali eyalathiswayo inokusetyenziswa endaweni ye-omnidirectional, ngakumbi kwindawo enkulu okanye uphuculo lomqondiso.
6. Imodyuli yoNikezo lwaMandla
Iyunithi yoBonelelo lwaMandla: Ibonelela ngonikezelo lwamandla oluzinzileyo kumphindi womqondiso, ngokuqhelekileyo ngokusebenzisa isiguquli se-AC-to-DC, siqinisekisa ukuba sisebenza ngokufanelekileyo phantsi kweemeko zombane ezahlukeneyo.
Imodyuli yoLawulo lwaMandla: Izixhobo ezikumgangatho ophezulu zinokubandakanya iimpawu zolawulo lwamandla ukwandisa ukusebenza kakuhle kwamandla kunye nokwandisa ubomi besixhobo.
7. Imodyuli yokuLahlwa kobushushu
Inkqubo yokupholisa: Iisignali eziphindaphindayo zivelisa ubushushu ngexesha lokusebenza, ngakumbi i-amplifiers yamandla kunye nezinye izinto eziphezulu zamandla. Isixokelelwano sokupholisa (ezinje ngeesinki zobushushu okanye iifeni) inceda ukugcina ubushushu obuphezulu bokusebenza ukuthintela ukufudumeza nokonakala kwesixhobo.
8. Iphaneli yokulawula kunye neZalathi
Iphaneli yokulawula: Abanye abaphinda umqondiso weselfowuni beza nephaneli yokubonisa evumela abasebenzisi ukuba bahlengahlengise useto, ukwenza kakuhle ukusebenza, kunye nokubeka iliso kwinkqubo.
Izalathisi ze-LED: Ezi zibane zibonisa isimo sokusebenza kwesixhobo, kubandakanywa amandla omqondiso, amandla, kunye nemeko yokusebenza, ukunceda abasebenzisi ukuba babone ukuba umphindaphindi usebenza ngokuchanekileyo.
9. Amazibuko oQhagamshelwano
I-Port yokufaka: Isetyenziselwa ukudibanisa ii-eriyali zangaphandle (umzekelo, uhlobo lwe-N okanye uhlobo lwe-F-connectors).
I-Port Output Port: Ukudibanisa i-eriyali yangaphakathi okanye ukuthumela iimpawu kwezinye izixhobo.
Uhlengahlengiso lwePort: Abanye abaphindayo banokubandakanya amazibuko okulungelelanisa inzuzo kunye noseto lwamaza.
10. UYilo olubiyelweyo kunye noKhuseleko
Indawo ebiyelweyo ephindayo yenziwa ngentsimbi, enceda ukukhusela uphazamiseko lwangaphandle kunye nokuthintela ukuphazamiseka kwe-electromagnetic (EMI). Ezinye izixhobo zikwabonisa iindawo ezingangeni manzi, zingangenwa luthuli, okanye zingangenwa zimothuko ukuze zimelane nangaphandle okanye iindawo ezinomngeni.
Amacandelo Angaphakathi-yorhwebo oluphindayo umqondiso mobile
Isixhobo esiphindayo siphucula imiqondiso ngomsebenzi olungelelanisiweyo wezi modyuli. Inkqubo ifumana kwaye ikhulise isignali ngaphambi kokuhambisa isignali eyomeleziweyo kwindawo yokugubungela. Xa ukhetha isiphindaphindi somqondiso weselfowuni, kubalulekile ukuqinisekisa ukuba iibhendi zayo zamaza, amandla, kunye nokufumana zihambelana neemfuno zakho ezithile, ngakumbi kwiindawo ezintsonkothileyo ezinje ngeetonela okanye amagumbi angaphantsi apho ukuxhathisa kophazamiseko kunye namandla okulungisa umqondiso kubalulekile.
Ngoko ke, ukukhethaumenzi othembekileyo wokuphinda umqondiso weselulangundoqo.Lintratek, esungulwe kwi-2012, ineminyaka engaphezu kwe-13 yamava ekuveliseni izibonakaliso eziphindaphindayo-ukusuka kwiindawo zokuhlala ukuya kwiiyunithi zorhwebo, kuquka i-fiber optic repeaters kunye nezikhululo zokusasaza ngokuthe ngqo. Inkampani ifumana amacandelo akumgangatho ophezulu kwiimveliso zabo, iqinisekisa ukusebenza okuthembekileyo.
Ixesha lokuposa: Nov-27-2024