CDMA wayoyin - abin da yake da shi? CDMA + GSM dual-da-gidanka

A cikin wannan labarin za a yi la'akari CDMA da wayoyin hannu, abin da irin Soup da kuma lokacin da ba tare da shi kawai ba zai iya yi. Akwai ma za a ba da halaye na real model da kuma shawarwari game da su saya.

Biyu manyan wayar sadarwa nagartacce

Don kwanan wata, mafi yadu amfani mobile na'urorin na biyu nagartacce: GSM da kuma CDMA. Kowane daga cikinsu shi ne wani dijital misali. Amma a nan ke da sigina watsa a cikin kowane daga cikin wadannan lokuta ne da za'ayi daban. A cikin farko case, da mita iyaka ne zuwa kashi sassa, kowane tattaunawar bautarka kawai karamin sashi na bakan. A karo na biyu idan, da coding damar da Subscriber yi amfani da duk na mitar rediyo hanya. A sakamakon haka, a cikin wannan yanayin, da ingancin kira ne mafi alheri. Amma a nan shi ne fiye da na kowa a yau don samun na'urar for mobile networks na farko da irin. Wannan misali da aka gabatar da yawa a baya, kuma a lokacin da sanarwa na CDMA-yin An riga an rayayye amfani. Yanzu ga amsa tambaya: «? CDMA Phones - abin da wannan irin Soup" Waɗannan su ne na'urorin da cewa suna niyya don amfani a hannu CDMA-networks. Hakazalika, GSM-kawai mafita aka yi amfani a irin wannan mobile networks.

goyan bayan Soup

The aiki na salula CDMA-daidaitacce cibiyar sadarwa mahara na'urorin. Na farko shi ne wayar hannu na wani misali. Bã su da wani gwada da low matakin na ayyuka: tattaunawar, rubutu da kuma saƙonnin multimedia. A wasu lokuta, wannan jerin za a iya kara watsa bayanai. Saboda haka amsar wannan tambaya: "? The CDMA Phones - abin da shi ne" - ne da wadannan definition: "Yana da wani na'urar cewa ba ka damar yin kira, aika da karɓar rubutu ko saƙonnin multimedia ko haɗi zuwa Intanit a CDMA-networks." Nau'i na biyu na na'urorin da cewa za a iya amfani da irin wannan networks - mai modem. Za su iya kawai yin daya kadai aiki - don tabbatar da watsa da kuma liyafar na data daga duniya yanar gizo a kan wani PC. Wani irin na'urar - a hannu wi-fi magudanar. Sun yi wannan abu a matsayin modems, amma kawai a cikin wannan harka da kasancewar wani kwamfuta ba lallai ba ne ga gamuwa. A na'ura mai ba da hanya tsakanin hanyoyin sadarwa na samar da mara waya yankin cibiyar sadarwa, abin da za a iya haɗa duk wani na'ura tare da WiFi watsawa. A karshen irin na'urorin - wani smartphone. Wannan na'urar na-hannu damar da fadada ta hanyar amfani da musamman software. A wannan yanayin, da kuma kula da videos, da kuma sauraron kiɗa da kuma hira a social networks ... kamar yadda wani mobile WiFi na'ura mai ba da hanya tsakanin hanyoyin sadarwa za a iya amfani da su.

Aiki a Ukraine

Har kwanan nan, a Ukraine akwai lokatan da yawa kamfanonin wayar salula, wanda gudana a cikin wannan misali. Wannan "Welton", da kuma "Ukrainian kalaman", da kuma People.net da kuma "Intertelecom". Amma yanzu, ci gaba da samar da ayyuka ga kawai na karshe biyu. A farko biyu suna sayi ta "Intertelekoma" su biyan kuɗi shiga ta hanyar sadarwa. Bi da bi, People.net saboda da tattalin arziki matsaloli fara "turn off" da shafi, saboda wannan da yawa daga cikin abokan ciniki aka tilasta canzawa zuwa ta kai tsaye gasa - "Intertelecom", wanda sai ya zama kawai na kasa CDMA-aiki. Dalili na ta saye tushe kunshi dual-CDMA-GSM wayoyin. Odessa - wani gari da abin da sadarwarka ya fara ta babban rabo Maris a fadin kasar. Yanzu rufe da ya rufe mafi yawan kasar. Saboda haka da cewa masu CDMA-na'urorin iya aiki a Ukraine, daya kawai salula cibiyar sadarwa.

"Lenovo A330"

Diagonal nuni 5 inci, kuma wani m farashin - Waɗannan su ne babban abũbuwan amfãni daga wannan model. Hardware akai devaysa ayyukan "Snapdragon 200" da biyu da aiki kayayyaki. Kowace daga cikinsu iya rubuce hanzarta zuwa 1.2 GHz. Ƙwaƙwalwar subsystem 512 da aka wakilta RAM, kuma 4GB Hadakar data store. Capacity na cikakken baturi ne 2000 Mah, wannan kawai ya ishe 2 kwanaki amfani. A tsarin aiki, a wannan harka - "Android". Farashin wannan na'urar yana farawa da 6000 rubles.

Huawei Y321C

Daya daga cikin mafi samammun na'urori na wannan misali ne CDMA-waya Huawei Y321C. Ko da yake wannan ne wani smartphone cewa aiki "Android" a karkashin iko. Ya mai aiki da na'urar kwamfuta akai, a 2-core "Snapdragon" MSM8625 tare da wani ganiya gudun 1 GHz. 0.5 GB na RAM, da kuma wani gina ajiya iya aiki daidai da "mazan jiya" 4GB. Nuni size of 4 inci, kuma ta ƙuduri - 480x800. Domin m damar baturi yayi dace 1350 Mah. Wannan shi ne daidai ishe wata rana na aiki. Farashin wannan na'urar ne 5750 rubles.

"Lenovo A805e"

Wannan shi ne mafi araha a halin yanzu GSM wayar hannu - CDMA da diagonal 5.5 inci. Its main mai aiki da na'urar kwamfuta ne 4-core CPU "Snapdragon 410". Kowane sarrafa kwamfuta module shi iya kara yawan mita zuwa 1.2 GHz. Dadi aiki a kan cewa na'urar samar da 1 GB na RAM da 8 GB hadedde drive. Domin cin gashin ne alhakin 2500 Mah baturi, cewa isa ga 1-2 kwanaki na batir. Farashin wannan na'urar - 8000 rubles.

HTC T329d

Akwai kuma mafita ga dijital misali da na HTC. CDMA-misali wayoyin daga wannan manufacturer, ko da yake ba haka sau da yawa, amma har yanzu za a iya samu. Daya daga cikin mafi araha model ne HTC N329d. Kazalika da dukan da baya tattauna na'urori, wannan smart phone ne dual band kuma iya aiki duka a cikin CDMA-cibiyar sadarwa, da kuma na GSM-sutura. A zuciya na wannan na'urar ne 2-core CPU da cewa zai iya kuzari kara har zuwa 1 GHz. The adadin RAM ne daidai da 768 GB, da kuma ajiya iya aiki na gina - 4 GB. Girman allo - 4 inci. 800x480 ƙuduri damar isa qualitatively nuna nuna image. Damar baturi zai iya ƙidaya a kan 2 kwanaki na batir ba tare da recharging.

The na'urar da aka sanye take da wani iri-iri mai waya da kuma mara waya watsa bayanai dabaru, da taimaka cikakken bayyana ta m. Don saya da irin wannan na'urar iya zama yanzu 7500 rubles.

summary

Wannan labarin da aka amsa ga tambaya: «CDMA wayoyin - shi domin na'urorin da kuma abin da su ga? "Har ila yau, ba da halaye da kuma darajar real model na da irin wannan na'ura, kamfanonin wayar salula, wanda samar da ayyuka a cikin wannan misali a Ukraine. Duk wani daga cikin model zai zama mai kyau saya da kuma ba ka damar sadarwa da kuma samun bayanai daga Intanit.