Ho tloha WWII ho ea ho Wi-Fi ea kajeno
Tsela ea ho fetisa melaetsa ea lithelefono e sa sebelisoang mehleng e sebelisoa kajeno ho Wi-Fi le marang-rang a mang a marang-rang ho fumana melemo e latelang:
- Ho tšepahala ho matlafatsang - ho fokotsa tšusumetso ea mepereishene ea lichelete ho mocha oa puisano
- Ho eketseha ha bophahamo ba marang-rang - ho sebelisa litebelisuoa tse ling tse se nang theko e lekaneng hore li sebelise hamolemo le ho arolelana bophahamo ba limithara pakeng tsa mechine e mengata
- Tšireletso e ntlafetseng - e fokotsa bokhoni ba bahlaseli ba ho thibela ho fetisetsoa
Maikutlo a ka sehloohong ka mor'a ho phatlalatsoa ha liphatlalatso ke ho arola puisano e se nang lithelefono ho latela li-transmissions tse amanang le eona, romella melaetsa ho pholletsa le mefuta e mengata ea seea-le-moeeng, ebe o bokella le ho khutlisetsa lipontšo ka lehlakoreng le amohelang.
Ho na le mekhoa e 'maloa e fapaneng bakeng sa ho kenya ts'ebetsong ho phatlalatsa lisebelisoa tsa marang-rang. Li-protocols tsa Wi-Fi li sebelisa bobeli ba ho fapola (FHSS) le ho latellana ka kotloloho (DSSS) ho jala litekanyetso.
Histori ea Theknoloji ea Spreadrum Technology
Ho qaptjoa thekenoloji ea litekanyetso ho qala ho ntlafatsa ho tšepahala le tšireletseho ea li-radio, haholo-holo bakeng sa mekhoa ea puisano ea sesole. Pele le nakong ea Ntoa ea II ea Lefatše, batho ba 'maloa ba tummeng ba ne ba kentse lipatlisiso tsa lipatlisiso tsa makhetlo a mangata a kenyang likarolo tse ngata tse akarelletsang Nikola Tesla le Hedy Lamarr. Pele li-Wi-Fi le marang-rang a marang-rang a ntse a tloaelehile, indasteri ea thelevishene e ile ea qala ho sebelisa mefuta e meng e sa tšoaneng ea ho hasa liphatsa tsa mathomo ho tloha lilemong tsa bo-1980.