SamuwarKimiyya

Mene ne 3G: fahimtar cibiyar sadarwa-fadi da bil'adama

An dade an manta game 2G, yanzu da akwai ya zama misali 3G cibiyar sadarwa. Mene ne wannan? A kananan na'urar? A bangare, eh, amma aya tsarin for samun mobile da ãyõyinMu da Internet ne yafi wuya.

na'urar

Kamar shekaru biyar da suka wuce, 3G na'urar da yawa fiye da na yanzu "samfur" da kuma kama wayar salula. Yana bayar da high-gudun damar ba kawai ga Internet, amma kuma zuwa hanyoyin sadarwa zuwa mobile sabis. Yana ba ka damar amfani da wayar sadarwa, ba har abada, kamar yadda yake a gaba. Wayoyi sun nisa a baya.

sigina

A amsar wannan tambaya, abin da yake 3G, ba za a iya rage ga jarrabawa da kuma bayanin irin na'urar. Don kula da high-gudun dangane wajibi ne da irin wannan iko watsa bayanai cibiyar sadarwa - watsa bayanai kan broadband networks ya yarda a cimma irin wannan sakamako.

Features

Prerogative na yin amfani da 3G sun zama multimedia ayyuka, ciki har da a cikin duniya cibiyar sadarwa. Saboda haka popularly ambaci 3G a matsayin na uku tsara. Yana ba ka ba kawai don sadarwa, kuma don sadarwa a wani sabon tsari - video. Yanzu za mu ji da interlocutor da kuma ganin shi. Kuma idan cewa shi ne yadda yake aiki a kan Internet, mu duka riga sani, yadda za ta bayyana kanta a cikin mobile? Tare da wani videophone! .. Yana da gaske ne nasara a hannu da fasaha! Kuma yanzu da sabon model na wayoyin hannu wanda zai iya samun damar Intanit, watch movies, TV shows.

Wani alama da bayyana amsar tambayar, abin da yake 3G, ya samu damar tsayawa a akai on-line. A lokaci guda, da kuma canza hanyar biyan bashin, naúrar na awo. Ganin cewa a baya biya domin tsaya a cikin cibiyar sadarwa, da tsarin 3G biya da adadin samu (da kuma daukar kwayar cutar, kazalika) na bayanai.

Daga cikin sauran fasali na sabon format sadarwa: duniya yawo, goyon baya ga mahara aiki, sadarwa da tauraron dan adam, bugun har zuwa 2 Mbps.

Duk wannan shi ne yiwu godiya ga m watsa bayanai a decimetre kewayo. Babu wani abu ne mafi iko da kuma mafi duniya tukuna ƙirƙira aka ba.

Tutar ingancin

Mene ne 3G matsayin wani ajali? Wannan ra'ayi ba magana ne kawai game da high gudu, amma kuma amfani da su bayyana high quality bayar da sadarwar: audio, video, multimedia. Don cimma wannan sakamakon, masana'antun da aka tilasta su shiryu game da} asashen duniya da kuma bayani dalla-dalla (UTI). Shawarwari ne don amfani da mita bakan halaye 3G ƙarni: da nasara da inganta yadda ya dace, iya aiki da kuma gudun 144 kbps (lokacin tuki, misali, a cikin mota, da gudun motsi wanda za a iya isa 120 km awa) har zuwa 2 megabits da biyu (immobility).

3G Me ake nufi ga mai amfani, ban da high-gudun samun dama zuwa Intanit? Tsara ta uku, za su gamsu da kamfanoni abokan ciniki, shan amfani da gudanar da taro da kuma m damar yin amfani da database (ba tare da wayoyi daga duk wani wuri). Daidai da musamman sabis yaba riga nuna godiya da yawa - shi ne da ikon biya ga ayyukanmu ta hanyar wayar (abin da ake kira mobile banki), godiya ga wanda babu bukatar don bincika wani m, ko da wani reshe na bankin.

Rarraba 3 G

Wannan shi ne 3G, Russia sun koya ba haka ba da dadewa. A gabatarwar da na'urorin fasahar zamani a wayar sadarwa (a duk hankula na lokaci) ya dauki lokaci mai tsawo - 10 years. Da farko 3G cibiyar sadarwa ne yadu amfani a Japan, sa'an nan a cikin Asia, Amurka da kuma, a karshe, "ya zo" da aiki na Turai.

3G cibiyar sadarwa - wani hadadden watsa tsarin kunsawa da kuma "mai karɓar" siginar: mitar rediyo watsa daga kamfanonin wayar salula, da World Wide Web. A 3G da high tsammanin: tasowa da shi, shi zai zama yiwu ya halicci duniya mobile cibiyar sadarwa, ya hada da dukan aiki. Amma idan cibiyar sadarwa zai zama a karkashin daban-daban ladabi (a yau su 2), da karshe, "bakan gizo" ba za ta iya cimma ...

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