Chidziwitso

Optical fiber ndi njira yamawaya yotumizira ma siginecha a kuwala. Timatcha zizindikiro zosafunikira zamagetsi mumsewu "phokoso Phokoso mu njira yolankhulirana limayikidwa pamwamba pa chizindikirocho. Pamene palibe chizindikiro chotumizira, palinso phokoso mu njira yolumikizirana. &#...

Njirayi ndi chipangizo choyankhulirana chomwe chimagwirizanitsa mapeto otumizira ndi mapeto olandirira, ndipo ntchito yake ndi kutumiza zizindikiro kuchokera kumapeto otumizira mpaka kumapeto. Malinga ndi ma media osiyanasiyana opatsirana, mayendedwe amatha kugawidwa m'magulu awiri: mawayilesi opanda zingwe ndi mawaya ...

Munkhaniyi ndikamba za Communication System Model mwatsatanetsatane ndikuphatikiza magawo awo a 5, (1) Coding source ndi decoding, (2) Encoding and decoding of channels, (3) Encryption and decryption, (4) Digital modulation and kutsitsa, (5) Kulunzanitsa. Tiyeni tigwere mozama̷...

1. Gulu la bizinesi yolumikizirana Malinga ndi mitundu yosiyanasiyana ya mautumiki olumikizirana, njira zoyankhulirana zitha kugawidwa m'machitidwe olumikizirana ndi telegraph, njira zoyankhulirana ndi telefoni, njira zolumikizirana ndi data, ndi njira zolumikizirana ndi zithunzi. Chifukwa mafoni amalumikizana ...

Zonse ziwiri za chizindikiro ndi phokoso mukulankhulana zitha kuonedwa ngati njira zachisawawa zomwe zimasiyana ndi nthawi. Zomwe zimachitika mwachisawawa zimakhala ndi mawonekedwe osinthika mwachisawawa komanso momwe zimagwirira ntchito nthawi, ndipo zitha kufotokozedwa kuchokera kumitundu iwiri yosiyana koma yogwirizana kwambiri: ① ndondomeko yachisawawa ndi gulu la...

Njira yolankhulirana ndiyo njira imene anthu awiriwa amachitira zinthu limodzi kapena kutumiza mauthenga. 1. Kuyankhulana kwa Simplex, theka-duplex ndi full-duplex Kuyankhulana kwa mfundo ndi mfundo, molingana ndi malangizo ndi nthawi yotumizira uthenga, njira yolankhulirana c...