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Kaca anyar: {{Table Mobile phone standards}} '''Enhanced Data rates for GSM Evolution''' ('''EDGE''') atawa '''Enhanced GPRS''' ('''EGPRS'''), ngarupakeun salasahiji téknologi [[telepon sélul... |
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{{Table Mobile phone standards}}
'''Enhanced Data rates for GSM Evolution''' ('''EDGE''') atawa '''Enhanced [[GPRS]]''' ('''EGPRS'''), ngarupakeun salasahiji téknologi [[telepon sélulér]] digital anu ngamungkinkeun laju pangiriman data anu leuwih gancang kalayan tingkat kapercayaan (réliabilitas) pangiriman data anu leuwih bisa diandelkeun. Sanajan sacara téknis ngarupakeun [[3G]], EDGE umumna sacara teu resmi digolongkeun salaku standar 2.75G, lantaran laju datana anu leuwih laun. EDGE geus mitembeyen dipaké dina jaringan [[GSM]] di sakuliah dunya mimiti taun 2003, awalna di [[Amérika Kalér]].
EDGE bisa dipaké pikeun panerapan (aplikasi) [[packet switching|packet switched]] saperti sambungan [[Internét]]. Aplikasi data dina laju nu gancang saperti layanan vidéo jeung multimédia lianna bisa boga kapasitas data anu leuwih gedé ku jasana EGPRS. EDGE ''Circuit Switched'' ngarupakeun hiji objék anu bisa dimekarkeun dina waktu ka hareup.
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==Téknologi==
{{tarjamahkeun|Inggris}}▼
EDGE/EGPRS bisa jalan dina jaringan naon waé anu geus dipasangan GPRS asal ''operator'' ngaronjatkeun kamampuh jaringanana saperluna.
Sanajan EDGE henteu merlukeun robahna ''hardware'' jeung ''software'' dina jaringan inti [[GSM]], ''base station''na kudu dirobah. Dina ''base station'' kudu dipasangan unit ''[[transceiver]]'' anu luyu (kompatibel) jeung EDGE sarta ''base station subsystem'' (BSS) perlu ditingkatkeun kamampuhna supaya bisa narima EDGE. ''Hardware'' jeung ''software'' [[terminal]] ogé kudu nimukeun kodeu jeung ngodeukuen (decode/encode) pola [[modulasi]] jeung pangkodeuan (modulation and coding schemes) anyar sarta bisa mawa data kalayan laju anu leuwih gancang.
===
EDGE
=== Pola modulasi jeung pangkodeuan (Modulation and Coding Scheme - MSC) EGPRS ===
:{| class="wikitable" align=center
! Coding and modulation <br />scheme (MCS)
!
! [[
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| MCS-1
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===
EDGE bisa digolongkeun kana [[2G]] atawa [[3G]] gumantung kana panerapanana. Sanajan alat-alat EDGE kelas 3 jeung nu sahandapeunana jelas lain 3G, tapi alat-alat kelas 4 jeung saluhureunana jalan dina rubakpita anu leuwih panjang manan téknologi lianna anu sacara konvénsional dianggap 2G saperti 1xRTT). Lantaran loba macemna, EDGE ilaharna digolongkeun kana téknologi jaringan 2.75G.
===
Évolusi EDGE hasil ngahadéan téknologina. ''[[Latency]]'' bisa dikurangan ku cara nurunkeun selang waktu ''transmisi'' nepi ka satengahna (ti 20 mdet jadi 10 mdet). Laju bit bisa ditingkatkeun nepi ka laju puncak 1 MBit/s sarta ''letency'' turun jadi 100 mdet ku cara ngagunakeun dua gelombang pamawa, laju simbol nu leuwih gancang sarta modulasi orde nu leuwih luhur (32QAM jeung 16QAM lain 8-PSK), sarta [[turbo code]] pikeun ngahadéan ''error correction''. Kualitas sinyal ogé dihadéan ku cara ngagunakeun dua anteneu.
==
EDGE
Daptar pausahaan di handap ieu ngagunakeun jaringan EDGE dina ngajalankeun jaringan sélulérna:
{| class="wikitable sortable"
| '''Operator''' || '''
|-
|[[Alltel]] || [[
|-
|[[AT&T Mobility]] || [[
|-
|[[Centennial Wireless]] ||
|-
|[[Chinook Wireless]] || [[
|-
|[[Cincinnati Bell]] || [[
|-
|[[Corr Wireless]] || [[
|-
|[[Edge Wireless]] || [[
|-
|[[Mid-Tex Cellular]] || [[
|-
|[[Petrocom]] || [[
|-
|[[i wireless]] || [[
|-
|[[PSC Wireless]] || [[
|-
|[[Suncom]] || [[
|-
|[[T-Mobile (USA)|T-Mobile]] || [[
|-
|[[Unicel]] || [[
|-
|[[Viaero]] || [[
|-
|[[Westlink]] || [[
|-
|[[XIT Communications]] || [[
|-
|[[Ancel Uruguay]] (
|-
|[[Movistar Uruguay]] (
|-
|[[Orange SA|Orange]] || [[
|-
|[[Rogers Communications|Rogers]] || [[
|-
|[[Fido Solutions|Fido]] || [[
|-
|[[Telcel]] || [[
|-
|[[movistar]] || [[
|-
|[[Telecom Italia Mobile|TIM]] || [[Brazil]]
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|[[Claro (mobile phone network)|Claro]] || [[Brazil]]
|-
|[[Telemig Celular]] || [[Brazil]] (
|-
|[[Tigo]] || [[Guatemala]]
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|[[Claro]] || [[Honduras]]
|-
|[[Digicel Jamaica]] || [[
|-
|[[Tigo]] || [[Paraguay]]
|-
|[[Tigo]] || [[
|-
|[[Comcel]] || [[
|-
|-[[Movistar]] || [[
|-
|[[VOX]] || [[Paraguay]]
|-
|[[Telecommunications Services of Trinidad and Tobago]] || [[Trinidad
|-
|[[EntelPCS]] || [[
|-
|[[Digitel]] || [[
|-
|[[movistar]] || [[
|-
|[[CTI Argentina]] (
|}
===
Operator di réa nagara:
* [[Orange SA|Orange]]
* [[T-Mobile]]
* [[Telefónica O2|O2]] (
Operator di sahiji nagara:
* [[Austria]]: [[Mobilkom Austria]]
* [[
* [[Azerbaijan]]: [[Azercell]]
* [[
* [[
* [[Bulgaria]]: [[Mobiltel]]
* [[
* [[
* [[Denmark]]: Telia
* [[
▲{{tarjamahkeun|Inggris}}
* [[France]]: [[Bouygues Télécom (company)|Bouygues Télécom]] has now an EDGE Network that covers 95% of the population; it is the largest EDGE implementation in [[France]] [http://option.com/news/detail.cfm?newsitemgroup_id=239]
* [[Georgia (country)|Georgia]]: [[Vimpelcom|Beeline]] (communications) has full EDGE MSC9 network [http://www.beeline.ge], [[Geocell]] has EDGE networks [http://www.geocell.com.ge]
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===Australasia===
* [[Australia]]: [[Telstra]]
* [[New Zealand]]: Nationwide EDGE coverage across main metropolitan areas on Vodafone NZ's mobilize network, for corporate and industrial use only. New Zealand's public use only available via Australia's Telstra network.
* [[Samoa]]: Digicel Pacific (''
* [[Fiji]]: Vodafone (Fiji)
==
* [[UMTS]]
* [[WiFi]]
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* [[List of device bandwidths]]
==
{{reflist}}
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* [http://teledict.blogspot.com/2007/10/enhanced-data-rates-for-global.html Teledict:EDGE]
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