Nalane easephethephethe sa mahlabeloSMA e qalile mathoasong a lekholo la bo20 la lilemo ha ho e-na le tlhokahalo e hlakileng ea tsela e hlophisehileng le e sebetsang ho sebetsana le phallo ea sephethephethe. Ha palo ea likoloi e ntse e eketseha, le tlhoko ea litsamaiso tse ka laolang koloi ka katleho le mealo.
Bahlalehi ba pele ba sephethe-phethe e ne e le lisebelisoa tse bonolo tse sebelisang letoto la likere le tse lelekelang ho sebetsana le nako ea lipontšo tsa sephethe-phethe. Baruti bana ba pele ba ne ba sebelisoa ke liofisiri tsa sephethephethe, ba neng ba tla fetola lets'oao ho tloha bofubelu ho latela phallo ea sephethephethe. Le ha tsamaiso ena e le mohato o nepahetseng, ha e na mefokolo ea eona. Taba ea e 'ngoe, e itšetleha haholo ka kahlolo ea balaoli ba sephethephethe, ea ka susumetsang liphoso kapa a susumetsoang ke mabaka a kantle. Ntle le moo, sistimi e sitoa ho tloaela liphetoho ho phalla ha sephethephethe ho pholletsa le letsatsi.
Ka 1920, molaoli oa pele oa lets'oao la sephethe-phethe a ile a etsoa ka katleho United States. Mofuta ona oa pele o sebelisitse letoto la nako ea Tictromenical ho laola nako ea lipontšo tsa sephethephethe. Le ha e ntse e ntlafala ho feta tsamaiso ea buka, e ntse e fokola ka bokhoni ba eona ba ho ikamahanya le maemo a sephethephethe. Ho ne ho se joalo ho fihlela ba 1950 hore batsamaisi ba lipateli ba pele ea ho rata sephethephethe sa masela e ile ea etsoa. Balaoli bana ba sebelisa litle ho bona boteng ba likoloi ka mor'a matlo le ho fetola nako ea matšoao a sephethephethe. Sena se etsa hore sistimi e be matla le ho arabela le ho arabela ebile e ka ikamahanya le maemo a matla ho feto-fetoha le sephethephethe.
Balaoli ba mahlale a sebetsang ba Microprotekonta ba hlahile ka bo-1970, ho ntlafatsa ts'ebetso ea sistimi. Bahlahlobisi bana ba khona ho sebetsana le ho sekaseka lintlha tsa ho hloma lipotso ka nako ea 'nete, ba lumella taolo ea lipalesa e nepahetseng le e sebetsang. Ntle le moo, ba khona ho buisana le batsamaisi ba bang sebakeng seo ho hokahanya nako ea lipontšo tsa sephethephethe haufi le koranta.
Lilemong tsa morao tjena, tsoelo-pele ea mahlale ke ho tsoela pele ho khutlisetsa bokhoni ba balaoli ba mahlale a sephethe-phethe. The emergence of smart cities and the Internet of Things has spurred the development of networked traffic signal controllers that can communicate with other smart devices and systems. Sena se bula menyetla e mecha ea ho ntlafatsa phallo ea sephethephethe sa sephethephethe, joalo ka ho sebelisa data ho likoloi tse hokahaneng ho ntlafatsa nako ea matšoao.
Kajeno, balaoli ba mahlahahlaha a sephethe-phethe ke karolo ea bohlokoa ea lits'ebeletso tsa sejoale-joale tsa sephethephethe sa sejoale-joale. Ba thusa ho tsamaisa likoloi le ho phetha karolo ea bohlokoa ho ntlafatsa tšilafalo, le ho fokotsa tšilafalo ea moea. Ha litokelo li ntse li hola li mela ho metoro e 'maloa, bohlokoa ba balaoli ba sephethe-phethe ba tla tsoela pele ho hola.
Ka bokhutšoanyane, nalane ea balaoli ba mahlale a sephethephethe ke e 'ngoe ea ntlafatso le ntlafatso ea khafetsa. Ho latela lisebelisoa tse bonolo tsa letsoho mathoasong a lekholo la bo20 la lilemo ho fihlela bolaoli bo tsohileng pele ba lekholong la bosholu ba kajeno bo hlahisitsoe ke taolo ea sephethephethe le sebetsang hantle le ho feta. Ha Mahlale a Theknoloji a ntse a tsoela pele, re lebelletse tsoelo-pele ea likarolong tsa sephethe-phethe a tla thusa ho etsa metse e bohlale le e ntšetsang metseng e matla haholoanyane nakong e tlang.
Haeba u thahasella mabone a sephethephethe, a amohelehile ho ikopanya le mofani oa mahlakore a sephethe-rang a lets'oaobala haholoanyane.
Poso: Feb-23-2024
