Zivo

An optical fiber inzira ine waya yekutumidzira masaini masaini. Tinodaidza zviratidzo zvemagetsi zvisingadiwe muchiteshi "ruzha Ruzha muhurongwa hwekutaurirana hunoiswa pamusoro pechiratidzo. Kana pasina chiratidzo chekutumira, panewo ruzha muhurongwa hwekutaurirana. &#...

Iyo chiteshi mudziyo wekutaurirana unobatanidza magumo ekutumira uye magumo ekugamuchira, uye basa rayo nderekutumira masaini kubva kumagumo ekutumira kusvika kumagumo ekugamuchira. Zvinoenderana neakasiyana ekufambisa midhiya, chiteshi chinogona kukamurwa kuita mapoka maviri: isina waya uye waya ...

Muchinyorwa chino ndichataura nezve Kukurukurirana System Model mune zvakadzama zvinosanganisira yavo 5 zvikamu, (1) Source coding uye decoding, (2) Encoding uye decoding yemachaneli, (3) Encryption uye decryption, (4) Digital modulation uye demodulation, (5) Synchronization. Ngatinyure zvakadzika ̷...

1. Kurongeka kwebhizinesi rekukurukurirana Zvinoenderana nemhando dzakasiyana dzemasevhisi ekutaurirana, masisitimu ekutaurirana anogona kukamurwa kuita masisitimu ekukurukurirana kweteregirafu, masisitimu enharembozha, masisitimu ekukurukurirana kwedata, uye masisitimu ekutaurirana kwemifananidzo. Nekuti nharembozha communica...

Zvose zviratidzo uye ruzha mukukurukurirana zvinogona kutorwa semaitirwo asina kujairika anosiyana nenguva. Maitiro asina kujairika ane hunhu hwechinongo shanduka uye nguva basa, uye inogona kutsanangurwa kubva kune maviri akasiyana asi ane hukama maonero: ① maitiro asina kurongeka muunganidzwa we...

Nzira yekukurukurirana inzira iyo vanhu vaviri vari kutaura vese vanoshanda pamwe chete kana kutumira mameseji. 1. Simplex, hafu-duplex uye yakazara-duplex kutaurirana Nokuda kwekutaura-ku-point, maererano nehutungamiri uye nguva yehukama hwekutumira mharidzo, nzira yekukurukurirana c...