
jee. aiss. aim. aavritti baind

jee. aiss. aim. aavritti baind yaa aavritti seemaaen jee. aiss. aim. mobile phone aur anya mobile upkaranon key sanchaalan key liye aaee. tii. yuu. dwara nirdisht cellular aavrittiyaan hain.
duniya bhar mein jee. aiss. aim. aavritti kaa upayog.
ack dohare-baind 900/1800 upkaran koo itu kshetra 2 mein tainaati key alawa adhikansh network key saath sangat honah aavashyak haye.
jee. aiss. aim.-900, ee. jee. aiss. aim./ee. jee. aiss. aim.-900 aur jee. aiss. aim.-1800.
jee. aiss. aim.-900 aur jee. aiss. aim.-1800 kaa upayog duniya key adhikansh hisson (itu-kshetra 1 aur 3) mein kiya jaataa haih africa, europe, madhya poorv, asia (japan aur dakshin koria key alawa jahaan jee. aiss. aim. koo kabhi pesh naheen kiya gayaa haye) aur oceania.
samanya jee. aiss. aim.-900 kaa sabse vyaapak roop seey upayog kiya jaataa haye. cumm prachaalak jee. aiss. aim.-1800 kaa upayog karate hain. vimaan (aim. see. aeye.) parr mobile sanchaar sevaaon mein jee. aiss. aim.-1800 kaa upayog kiya jaataa haye.
kuchh deshon mein jee. aiss. aim.-1800 koo "digital cellular system" (dee. see. aiss.) key roop mein bhee jaanaa jaataa haye.
jee. aiss. aim.-850 aur jee. aiss. aim.-1900.
jee. aiss. aim.-1900 aur jee. aiss. aim.-850 kaa upayog uttar, dakshin aur madhya america (itu-kshetra 2) key adhikansh hisson mein kiya jaataa haye.
uttari america mein, jee. aiss. aim. praathamik mobile sanchaar baind 850 aim. aich. jaid. aur 1900 aim. aich. jaid. parr kaam kartaa haye. kanada mein, jee. aiss. aim.-1900 shahari kshetron mein upayog kiya jaane vaalaa praathamik baind haye, jisamen 850 ack samarthan key roop mein haye, aur jee. aiss. aim.-850 praathamik graameen baind haye. sanyukt raajya mein, niyaamak aavashyaktaaen nirdhaarit karati hain kii kaun saa kshetra kiss baind kaa upayog curr sakata haye.
cellular" shabd kaa upayog kabhi-kabhi 850 megahertz baind mein jee. aiss. aim. sevaaon kaa varnan karane key liye kiya jaataa haye, kyonki mool analogue cellular mobile sanchaar pranali iss spectrum mein aavantit kii gaee thee. aage jee. aiss. aim.-850 koo kabhi-kabhi "jee. aiss. aim.-800" bhee kahaa jaataa haye kyonki iss aavritti seema koo "800 aim. aich. jee. baind" (saralikaran key liye) key roop mein jaanaa jaataa thaa jaba ise pahali baar 1983 mein sanyukt raajya america mein emps key liye aavantit kiya gayaa thaa. uttari america mein jee. aiss. aim.-1900 koo "1900 aim. aich. jee. baind" parr sanchaalit kissy bhee anya cellular system kii tarah vyaktigat sanchaar seva (pee. see.) key roop mein bhee sandarbhit kiya jaataa haye.
jee. aiss. aim. 900/1800 aur jee. aiss. aim. 850/1900 key beach aavritti mishran.
madhya aur dakshin america key kuchh deshon ney 850 aim. aich. jee. aur 1900 aim. aich. jee. key liye samanya jee. aiss. aim. parr tainaati key alawa jee. aiss. aim. key liye 900 aim. aich. jee. aur 1800 aim. aich. jee. baind mein spectrum aavantit kiya haye. isaliye parinam america mein upayog kaa ack mishran haye jisake liye yaatriyon koo yeh pushti karane kii aavashyakta hoti haye kii unake paas joe upkaran hain way apane gantavya parr network key baind key saath sangat hain. aavritti sangatata samasyaon koo bahu-baind (tri-baind yaa, vishesh roop seey, kwad-baind) upkaran key upayog key madhyam seey taalaa jaa sakata haye.
nimnalikhit desh jee. aiss. aim. 900/1800 aur jee. aiss. aim. 850/1900 baindon koo milaa rahey hainh
jee. aiss. aim.-450.
ack anya cumm aam jee. aiss. aim. sanskaran jee. aiss. aim.-450 haye. yeh usee baind kaa upayog kartaa haye, aur puraane analogue aine. aim. tii. pranaliyon key saath saha-astitva mein hoe sakata haye. aine. aim. tii. ack pahali peedhi (1jee) mobile pranali haye jiska upayog mukhya roop seey nordic deshon, benelux, alpine deshon, purvi europe aur roose mein jee. aiss. aim. kii shuruat seey pahale kiya jaataa thaa. jee. aiss. aim. association kaa daavaa haye kii isake lagbhag 680 operator-sadasyon mein seey ack key paas tanzania mein jee. aiss. aim. 450 network sanchaalit karane kaa licenses haye. haalaanki, vartamaan mein tanzania mein sabhi sakriya saarvajanik prachaalak jee. aiss. aim. 900/1800 aim. aich. jaid. kaa upayog karate hain. jee. aiss. aim.-450 key liye koee saarvajanik roop seey vigyaapit handset upalabdh naheen hain.
bahut cumm nmt-450 network kaam curr rahey hain. kull milakar, jahan 450 megahertz nmt baind koo licenses diyaa gayaa haye, mool analogue network koo bund curr diyaa gayaa haye, aur kabhi-kabhi cdma dwara pratisthaapit kiya gayaa haye. kuchh see. dee. aim. aeye. networkon koo taba seey see. dee. aim. aeye. seey ell. tii. ee. (ell. tii. ee. baind 31) mein unnat kiya gayaa haye.
multy-baind aur multy-mode phone.
aaj, adhikansh telephone vibhinn deshon mein ghoomane kii suvidha key liye upayog kiye jaane vaale kaee baindon kaa samarthan karate hain. inhen aamtaur parr multy-baind phone key roop mein sandarbhit kiya jaataa haye. dohare baind vaale phone 900 aur 1800 megahertz aavrittiyon (europe, asia, australia aur brazil) yaa 850 aur 1900 (uttari america aur brazil) jaise jode mein jee. aiss. aim. network koo cover curr sakate hain. europeeya tri-baind phone aamtaur parr 900,1800 aur 1900 baind koo cover karate hain joe europe mein achchha coverage dete hain aur uttari america mein seemit upayog kii anumati dete hain, jabaki uttari americi tri-baind phone vyaapak uttari americi seva key liye 850,1800 aur 1900 kaa upayog karate hain lekin duniya bhar mein seemit upayog karate hain. ack nayaa jodd kwad-baind phone haye, jise vishva phone key roop mein bhee jaanaa jaataa haye, joe cumm seey cumm sabhi chaar pramukh jee. aiss. aim. baind kaa samarthan kartaa haye, joe vaishvik upayog kii anumati detaa haye (japan, dakshin koria jaise gair-jee. aiss. aim. deshon koo chhodkar aur saath hii una deshon mein jahaan 2jee pranali koo australia (2017 seey), singapur aur taiwan (2018 seey) jaise ell. tii. ee. network key liye aavrittiyon aur spectrum koo jaari karane key liye bund curr diyaa gayaa thaa.
multy-mode phone bhee hain joe anya takniki manakon yaa swaamitva praudyogikiyon kaa upayog karke jee. aiss. aim. key saath-saath anya mobile phone pranaliyon parr bhee kaam curr sakate hain. aksar yeye phone kaee aavritti baind kaa bhee upayog karate hain. udaaharan key liye, uttari america mein beche jaane vaale nokia 6340i guite phone kaa ack sanskaran jee. aiss. aim.-1900, jee. aiss. aim.-850 aur legacy tii. dee. aim. aeye.-1900, tii. dee. aim. aeye.-800 aur aeye. aim. pee. aiss.-800 parr kaam curr sakata haye, jisase yeh multy-mode aur multy-baind donon hoe jaataa haye. ack aur haal key udaaharan key roop mein apple iphone 5 aur iphone 4aiss 850/900/1800 1900 mhz parr kwad-baind gsm, 850/900/1900 2100 mhz parr kwad-baind umts/hsdPA/hsupa, aur dual-baind cdma EV-do Rev kaa samarthan karate hain. kull 'chhah' alag-alag aavrittiyon key liye (halanki ack hii mode mein adhikatam chaar) 800/1900 mhz parr. yeh usee handset koo yuu mein aitt aind tii mobility, verizone aur sprint key liye beche jaane kii anumati detaa haye.aiss. saath hii duniya bhar mein jee. aiss. aim. vaahakon kii ack vistrit shrinkhala jaise kii vodafone, orange aur tii-mobile (us koo chhodkar), jinamen seey kaee aadhikarik unlocking kii peshkash karate hain.