Ubumenyi

Kuri protocole ya IEEE802.11 muri WiFi, hakorwa umubare munini wibibazo byamakuru, kandi iterambere ryamateka ryavuzwe muri make kuburyo bukurikira.Inshamake ikurikira ntabwo ari inyandiko yuzuye kandi irambuye, ahubwo ni ibisobanuro bya protocole ikoreshwa ku isoko.IEEE 802.11, yashinzwe i ...

Kuva Intambara ya Kabiri y'Isi Yose, itumanaho ridafite insinga ryarushijeho kwitabwaho kubera ko ryakoreshejwe mu gisirikare, ryateje imbere cyane imipaka yo kohereza amakuru mu bidukikije.Kuva icyo gihe, itumanaho ridafite insinga ryagiye ritera imbere, ariko rikabura intera nini ya c ...

Fibre optique ni umuyoboro wogukwirakwiza ibimenyetso bya optique.Twise ibimenyetso by'amashanyarazi bidakenewe mumuyoboro "urusaku Urusaku muri sisitemu y'itumanaho ruri hejuru yikimenyetso.Iyo nta kimenyetso cyohereza, haba urusaku muri sisitemu y'itumanaho.& # ...

Umuyoboro nigikoresho cyitumanaho gihuza ihererekanyabubasha nimpera yakira, kandi umurimo wacyo nukwohereza ibimenyetso kuva kumpera kugeza kumpera yakira.Ukurikije ibitangazamakuru bitandukanye byohereza, imiyoboro irashobora kugabanywamo ibyiciro bibiri: imiyoboro idafite insinga hamwe ninsinga ...

Muri iki kiganiro ngiye kuvuga kubijyanye na Moderi ya sisitemu yitumanaho muburyo burambuye harimo ibice byabo 5, (1) Inkomoko ya code na decoding, (2) Encoding na decoding yimiyoboro, (3) Encryption and decryption, (4) Modulation Digital and demodulation, (5) Guhuza.Reka twibire cyane̷ ...

1. Ibyiciro byubucuruzi bwitumanaho Ukurikije ubwoko butandukanye bwa serivisi zitumanaho, sisitemu yitumanaho irashobora kugabanywa muri sisitemu yitumanaho rya telegraph, sisitemu yitumanaho rya terefone, sisitemu yo gutumanaho amakuru, hamwe na sisitemu yo gutumanaho amashusho.Kuberako itumanaho rya terefone ...