Indlela Yokuhlola Yikuphi Ithebhulethi Okuthengayo Ngokusekelwe Ezintweni ezingenantambo
Amathebulethi amadivayisi ama-media amakhulu kepha okuningi kokusetshenziswa kwabo kuzodinga uhlobo oluthile lwenethiwekhi yokuxhumana. Lokhu kubalulekile emisebenzini efana nokuphequlula iwebhu, ukuhlola i-imeyili noma ukusakaza umsindo nevidiyo. Ngenxa yalokho, uxhumano lwenethiwekhi lwakhiwe kuwo wonke amathebulethi atholakala emakethe. Kukhona ukungezwani okukhulu phakathi kwamaphilisi uma kuziwa kuzici zabo zenethiwekhi futhi lo mhlahlandlela uthemba ukucacisa ezinye zezinqumo ezitholakalayo kubathengi.
Iyini i-Wi-Fi?
I-Wi-Fi yindlela ejwayelekile kunazo zonke zobuchwepheshe bezingcingo ezingenantambo. Ngaso sonke isikhathi yonke idivayisi yeselula manje ifika ngehlobo oluthile lwe-Wi-Fi eyakhelwe kudivayisi. Lokhu kuhlanganisa wonke amaphilisi okwamanje emakethe. Ubuchwepheshe buklanyelwe inethiwekhi yendawo yendawo ngakho yedwa ngeke ikuxhumanise ne-intanethi. Esikhundleni salokho, kuvumela ukuxhumeka kube yinethiwekhi yocingo engenawaya ehlanganyela uxhumano lwe-broadband yenethiwekhi noma i- hotspot yomphakathi ngokufinyelela kwe-intanethi. Njengoba izindawo ezivuthayo zomphakathi zivame kakhulu ezindaweni eziningi ezifaka izitolo zekhofi, imitapo yezincwadi, nezindawo zezindiza, ngokuvamile kulula ukuxhumeka kwi-intanethi.
Manje i-Wi-Fi iqukethe amazinga amaningi ahambisana kahle. Amadivayisi amaningi manje athunyelwa nge-802.11n Wi-Fi engenye yezimo eziguquguqukayo kakhulu zobuchwepheshe. Ukuphazamiseka ukuthi lokhu kungasebenzisa eyodwa noma kokubili kwebala elingenazintambo kuye ngokuthi yikuphi i-hardware efakwe kuthebhulethi. Yonke inguqulo izosekela i-spectrum engu-2.4GHz engenantambo evumelana ngokugcwele namanethiwekhi amadala ka-802.11b no-802.11g. Ukuqaliswa okungcono kuzophinde kufaka phakathi i-spectrum engu-5GHz ehambisana namanethiwekhi angu-802.11a ngokubambisana okukhulu kakhulu. Amadivaysi ngokujwayelekile asekela ama-spectrum azohlelwa ngo-802.11a / g / n kuyilapho amadivayisi angu-2.4GHz kuphela azoba ngu-802.11b / g / n. Enye indlela yokuchaza idivayisi yazo kokubili ibizwa ngokuthi ama-double-band noma ama-antennae amabili.
Ekhuluma izintuthwane, enye ubuchwepheshe obungatholakala kwamanye amaphilisi kuthiwa yi- MIMO . Lokho okukwenzayo ngokuyisisekelo kuvumela idivayisi yethebulethi ukuthi isebenzise ama-antenna amaningi ukuze ihlinzekele ngokuyisisekelo umkhawulokudonsa kwedatha ngokusakaza phezu kweziteshi eziningi kwizinga le-Wi-Fi. Ngaphezu kokuhamba komkhawulokudonsa, lokhu kungaphinde kuthuthukise ukwethembeka nobubanzi bethebhulethi kumanethiwekhi we-Wi-Fi.
Muva nje iminye imikhiqizo enethiwekhi ye-Wi-Fi ye-5G entsha iqalile ukukhishwa. Lezi zisekelwe kumazinga angu- 802.11ac . Le mikhiqizo ithi ikwazi ukufinyelela amazinga wokudlulisela afinyelele ku-1.3Gbps okuphindwe kathathu okungenani okungu-802.11n futhi afana neye-gigabit ethernet. Njengesijwayelekile sama-802.11a, isebenzisa imvamisa ye-5GHz kodwa i-double-band echaza ukuthi ibuye isekele i-802.11n kumvuthwandaba we-2.4GHz. Nakuba lokhu kutholakala kumikhiqizo yomzila, akusebenzi kabanzi emafetheni amaningi ngokuyinhloko ngenxa yezindleko eziphezulu zokwengeza izintambo ezengeziwe.
Nansi ukuphazamiseka kwamazinga ahlukahlukene we-Wi-Fi kanye nezici zabo:
- 802.11ac - Kufika ku-1.3Gbps, i-5GHz Band ne-2.4GHz Ukuhambisana nge-802.11n
- I-802.11n - Kufike ku-450Mbps Standard, 2.4 noma i-5GHz Band
- I-802.11a - 54Mbps, i-5GHz Band, esetshenziswa kakhulu yizinkampani
- 802.11g - 54Mbps, 2.4GHz Band
- 802.11b - 11Mbps, 2.4GHz Band
Ukuze uthole olunye ulwazi mayelana namazinga ahlukahlukene we-Wi-Fi, hlola i-intanethi ne-Networking Basics.
I-3G / 4G engenantambo (amaselula)
Noma iyiphi ithebhulethi enika uxhumano olungenantambo lwe-3G noma lwe-4G inezindleko ezengeziwe kulo. Abathengi kuzodingeka bakhokhe ngaphezulu kwi-hardware yedivaysi ukuze bahlanganise abathwebulayo abengeziwe. Ngokujwayelekile lokhu kwenezela cishe ama-dollar ayikhulu kuya kwezindleko zethebhulethi kodwa amanye aphezulu kakhulu amanani ayagxuma. Manje ukuthi une-hardware, kumele ubhalisele uhlelo lwezinsizakalo ezingenazintambo nomthuthi wephebhulethi ohambisana nayo ukuyisebenzisa kwinethiwekhi ye-3G noma ye-4G. Kungenzeka ukunciphisa izindleko ze-hardware ngokusebenzisa izinhlinzeko zokubuyisela imali uma ubhalisa nomthwali wezinkontileka ezinyakale ezimbili. Lokhu kwaziwa njengezibonelelo ze-hardware. Ukuze unqume ukuthi lokhu kulungile yini, hlola FAQ yethu ye- PC eqinisekisiwe .
Izinhlelo eziningi zedatha ezinezintambo ezingenazintambo zixhunyaniswe ne-cap yedatha ebeka ukuthi ingakanani idatha ongayilanda ngaleyo uxhumano enyangeni enikeziwe. Isibonelo, ophetheyo angase abe nenketho ephansi kakhulu kodwa ayifake ku-1GB yedatha kuphela ephansi kakhulu kwezinye izinto ezifana nokusakaza. Vele uxwayiswe ukuthi abathwali bangenza izinto ezahlukene uma usufinyelela lelo cap. Abanye bangase bayeke ukuvumela idatha ukuthi ilandwe noma abanye bangase bayiphume ukuze izinto ezinjengokusakaza zingasebenzi. Abanye kunalokho bakuvumela ukuthi uqhubeke ulayishe bese ukhokhela imali ephezulu yokuphezulu. Amanye amacebo wedatha angenamkhawulo ayenamakhanda kuwo avumela ukulanda kuze kube yimali ethile yedatha ekuvinjeni okuphelele kwenethiwekhi kodwa bese unciphisa isivinini sakho senethiwekhi nganoma iyiphi idatha phezu kwekhanda. Lokhu kubizwa ngokuthi idatha ye-throttling. Lokhu kungenza kube nzima kakhulu ukuqhathanisa izinhlelo zamadatha njengoba kungelula ukulandelela ukuthi ungakanani idatha ongayisebenzisa ngaphambi kokuthi unedivayisi.
Ubuchwepheshe be-4G buvame ukuyinkimbinkimbi ngoba bekhishwa ngezindlela ezahlukene ngabathwali abaningi. Manje zinezilinganiso ezihle kakhulu ku-LTE ezinikeza ngesivinini esingaba ngu-5 kuya ku-14 Mbps. Njengamatheknoloji we-3G, amaphilisi ngokuvamile avaliwe phansi kunsizakalo esithile esekelwe kwi-SIM khadi yangaphakathi. Ngakho-ke qiniseka ukuthi ucwaninga ukuthi iyiphi inkampani ongayisebenzisa ngaphambi kokuthenga ithebulethi enekhono le-LTE. Qinisekisa futhi ukuqinisekisa ukuthi ukwaziswa kwe-LTE kusekelwa lapho uzobe usebenzisa ithebhulethi ngaphambi kokuchitha imali yesici njengendlela yokubika ngenkathi okuhle kungakapheli ngokufinyelela ku-3G.
I-3G yindinganiso yedatha eyedlule yedatha yeselula kodwa ayijwayelekile kumadivayisi amaningi amasha. Kuyinto encane kakhulu kune-4G ngoba ixhomekeke ebuchwepheni obuhlukahlukene obuhlukene kepha ibuye ibilise phansi noma ihambisana namanethiwekhi we-GSM noma i-CDMA. Lezi zigijima ngezimpawu ezihlukahlukene zezimvamisa nobuchwepheshe ngakho-ke azihambisani nesedivayisi. Amanethiwekhi we-GSM aphathwa yi-AT & T ne-T-Mobile ngenkathi amanethiwekhi we-CDMA aphathwa yi-Sprint ne-Verizon ngaphakathi kwe-US. Ukuhamba kufana ncamashi ku-1 kuya ku-2Mbps kodwa ukuthembeka kungase kube ngcono ngenethiwekhi eyodwa ngaphezu kwesinye esifundeni. Ngenxa yalokho, hlola amabalazwe wokubika kanye nemibiko. Ngokuvamile, ithebhulethi ehambisanayo ye-3G izofakwa kumhlinzeki wenkonzo oyedwa ngenxa yezinkontileka zobunikazi ngaphakathi kwe-US evumela ukuthi i-hardware ivalwe kumhlinzeki othile. Ngenxa yalokho, thola ukuthi iyiphi inethiwekhi ofuna ukuyisebenzisa ngaphambi kokukhetha ithebhulethi yakho. Izici ze-3G azijwayele kakhulu ukuthuthukisa ubuchwepheshe obusha obungenazintambo ezine-4G.
I-Bluetooth ne-Tethering
Ubuchwepheshe be-Bluetooth ngokuyisisekelo kuyindlela yokuxhuma izingosi ezingenantambo kumadivayisi eselula ngokuvamile abizwa njengeNdawo Yomuntu Yomuntu (PAN). Lokhu kuhlanganisa izinto ezifana namakhibhodi noma ama-headphone. Ubuchwepheshe bungasetshenziswa njengenethiwekhi yendawo yokudlulisa amafayela phakathi kwamadivayisi. Umsebenzi owodwa abantu abangase bacabange ukuwusebenzisa noma ukuhlehlisa.
Ukumisa amathuluzi kuyindlela yokuxhumanisa idivayisi yeselula efana ne-laptop noma ithebhulethi ngomakhalekhukhwini ukuze wabelane ngokuxhumeka kokuxhumana okungenazintambo. Lokhu kungenziwa ngenye indlela nganoma yisiphi idivayisi enokuxhumeka okungaxhunyiwe kwe-wireband ne-Bluetooth ngenye idivayisi ye-Bluetooth. Ngakho, ithebhulethi enekhono le-3G / 4G lingabelana ngekhompyutha ephathekayo noma ifoni yeselula ye-3G / 4G ingahlanganyela uxhumano nethebhulethi. Inkinga ukuthi izithwali eziningi ezingenazintambo zikwazi ukuphoqa izinkampani ze-hardware nezinhlelo zokusebenza ukukhiya lezi zici ngaphakathi kwamanethiwekhi ase-US. Ngenxa yalokho, akuyona indlela esebenzayo kakhulu yomsebenzisi ojwayelekile kepha kungenzeka kulabo abazimisele ukuvula amadivayisi abo noma bakhokhela abathwali ilungelo lokusebenzisa isici esinjalo.
Uma unesithakazelo ekusebenziseni umsebenzi onjalo, hlola isithwali senethiwekhi esingenazintambo nomkhiqizi wedivayisi ukuqinisekisa ukuthi kungenzeka ngaphambi kokuthenga noma iyiphi i-hardware. Abanye abathwali baqale ukunikela kodwa ngezindleko ezengeziwe ezihilelekile. Ukwengeza, lesi sici singasuswa ngaso sonke isikhathi ngabathwali ngosuku olulandelayo.
Iziteshi Zasezintambo ezingenantambo / Ama-Hotspots e-Mobile / MiFi
Iziteshi ezingenazintambo ezingenazintambo noma izindawo zokuhlala ezihambahambayo zindlela ezintsha zobuchwepheshe ezivumela umuntu ukuthi axhume umzila ongenawo ucingo kwinethiwekhi engenazintambo ezingenazintambo ezifana namanethiwekhi we-3G noma we-4G nokuvumela amanye amadivaysi ane-Wi-Fi evamile ukuba abelane ngaloxhumano lwe-broadband. Idivaysi yokuqala yokuqala ibizwa ngokuthi i-MiFi ekhiqizwa amanethiwekhi kaNovatel. Ngenkathi lezi zixazululo zingekho njengeziphathekayo njengokuba ne-broadband engenazintambo ezakhiwe ngaphakathi kwethebhulethi ngokwalo, ziyasiza ngoba ivumela uxhumano ukuthi lusetshenziswe ngenani elikhulu lamadivaysi futhi lunikeze abasebenzisi ukuguquguquka kokuthenga i-hardware engabizi kakhulu. Amadivaysi akwa-MiFi azobe esongenwa kumphathi wezinkampani futhi adinga isivumelwano semininingwane njengokungathi ungenaxhumano lwe-wireless lwe-3G / 4G ye-tablet.
Ngokuthakazelisayo, amanye amathebhulethi amasha nge-4G ubuchwepheshe obakhelwe kuwo anethuba lokusetshenziswa ku-hotspot kwamanye amadivayisi anikwe amandla we-Wi-Fi. Lesi isici esikhangayo kakhulu kulabo abanethebhulethi nekhompyutha ephathekayo engathanda ukuyisebenzisa kokubili ngenkontileka yedatha eyodwa. Njengoba njalo, hlola ukuze uqiniseke ukuthi inkontileka yethebhulethi nedatha ivumela lokhu kusebenza.
I-Computing Field
I-NFC noma i-computing field esiseduzane isistimu yokuxhumana yenethiwekhi emfushane. Ukusetshenziswa okujwayelekile kakhulu kwezobuchwepheshe okwamanje kuyisistimu yokukhokha yeselula efana ne- Google Wallet ne- Apple Pay . Ngokweqile, ingasetshenziselwa okungaphezulu nje kokukhokha kodwa futhi nokuvumelanisa kuma-PC noma amanye amaphilisi. Amaphilisi ambalwa manje aqala ukufaka lobu buchwepheshe.