# TriMob

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{{Short description|Ukrainian telecommunications company}}
{{more citations needed|date=May 2018}}
{{Expand Ukrainian|ТриМоб|date=September 2013}}
{{Infobox company
| name = TriMob<br/ >{{lang|uk| ТОВ "ТриМоб"}}
| logo = Trimoblogo.png
| type = [TOV](/source/Public_limited_company)
| foundation = 1992
| location = [Kyiv](/source/Kyiv), [Ukraine](/source/Ukraine)
| parent = [Ukrtelecom](/source/Ukrtelecom)
| industry = [Telecommunication](/source/Telecommunication)s <br> [Mobile communications](/source/Mobile_communications)
| products = Mobile phone services<br/> ['''3G:''' UMTS-2100](/source/UMTS)
| brands = Utel
| homepage = [http://3mob.ua 3mob.ua]
}}

'''TriMob LLC''' ({{langx|uk|ТОВ "ТриМоб"}}) [d/b/a](/source/d%2Fb%2Fa) '''3Mob''',<ref>{{cite web |title=TriMob LLC |url=https://www.linkedin.com/company/trimob-llc/ |website=[LinkedIn](/source/LinkedIn) |accessdate=30 May 2018}}</ref> formerly '''Ukrtelecom''' (Ukrainian: (ОГО! мобільний) "Укртелеком"), formerly '''Utel'''<ref>{{cite web |title=Utel |url=https://www.linkedin.com/company/utel/ |website=Linkedin |accessdate=30 May 2018}}</ref> ({{langx|uk|Ютел}}) is a [telecommunications](/source/telecommunications) company in [Ukraine](/source/Ukraine). It is a subsidiary of [Ukrtelecom](/source/Ukrtelecom), formerly government-owned fixed phone operator.<ref>{{cite web |title=TriMob, JSC: Private Company Information |url=https://www.bloomberg.com/research/stocks/private/snapshot.asp?privcapId=207362306 |website=bloomberg.com |accessdate=30 May 2018}}</ref>

== History ==
Utel was created in January 1992 by a joint venture of [AT&T](/source/AT%26T) (19.5%), [Deutsche Telekom](/source/Deutsche_Telekom) (19.5%), [PTT Telecom](/source/KPN) (10%); the remaining 51% belonged to thirteen Ukrainian state telecommunications operators, which were later consolidated into [Ukrtelecom](/source/Ukrtelecom).<ref>{{cite web|url=https://delo.ua/special/ukrainskie-telekommunikacii-za-20-let-nezavisimosti-sozdanie-ry-163918/|title=Украинские телекоммуникации за 20 лет независимости: создание рынка «с нуля»|lang=ru|date=2011-09-06|accessdate=2025-08-25|publisher=delo.ua}}</ref> The company launched Ukraine's first commercial [3G](/source/3G) [cellular network](/source/cellular_network) based on the [UMTS](/source/UMTS)/[HSDPA](/source/HSDPA) standard on November 1, 2007.<ref>{{cite web |url=https://www.telegeography.com/products/commsupdate/articles/2007/11/06/3g-arrives-in-ukraine/ |title=3G arrives in Ukraine   |publisher=TeleGeography |date=2007-11-06 |accessdate=2018-07-27}}</ref>
thumb|Utel logo in 2009
Until 2015, 3Mob was the only network in Ukraine that provided UMTS 2100 service (other providers provided data services on EDGE and CDMA technology). Its 3G coverage exists only in [Kyiv](/source/Kyiv), while free 2G/3G roaming is available in Vodafone-Ukraine network.<ref>{{Cite web|title=Карта покриття 3G|url=http://3mob.ua/map|access-date=2022-01-11|website=3mob.ua}}</ref>

== Network ==
The network is built on the [W-CDMA](/source/W-CDMA) technology under the [UMTS](/source/UMTS) standard and operates at the frequency of 2100 MHz<ref name="mabila1">{{cite web| url = http://media.mabila.ua/ua/articles/in_view/network-and-standart| title = Mobile communication in Ukraine. Networks and standards| author = Sergey Koloskov| date = 15 August 2008| work = mАbіla| publisher = MSP «Magnet»| accessdate = 10 December 2011| archive-date = 11 August 2011| archive-url = https://web.archive.org/web/20110811111916/http://media.mabila.ua/ua/articles/in_view/network-and-standart}}</ref> (two [FDD](/source/Frequency_Division_Duplex) bands: 1935—1950 MHz and 2125—2140 MHz<ref>{{cite web|url=http://proit.com.ua/article/telecom/2011/11/18/101010.html|title=«Ukrtelecom» cut up 3G|author=Stanislav Yurasov|date=2011-11-18|work=«proIT» (proit.com.ua)|publisher=LLC «Evolution Media»|trans-title=|accessdate=2011-12-10|archiveurl=https://archive.today/20120714150614/http://proit.com.ua/article/telecom/2011/11/18/101010.html|archivedate=2012-07-14|url-status=dead}}</ref>). It also supports the [HSDPA](/source/High-Speed_Downlink_Packet_Access) protocol, which theoretically allows achieving a download speed of 14.4 Mbps. Until 2010, services were provided at a download speed of up to 3.6 Mbps,<ref name="report2k8announce">{{cite press release | publisher = PJSC «Ukrtelecom» | date = 19 February 2009 | title = Ukrtelecom — leader of the Internet market in Ukraine for 2008 | trans-title =  | url = http://www.ukrtelecom.ua/presscenter/pressrelease?id=83827 | accessdate = 11 December 2011 | archive-date = 3 December 2010 | archive-url = https://web.archive.org/web/20101203133513/http://ukrtelecom.ua/presscenter/pressrelease?id=83827 }}</ref> from 2010 a speed of up to 7.2 Mbps was available.<ref name="vkurse1">{{cite web|url=http://vkurse.ua/ua/technology/ogo-mobilnyy.html|title=«OGO! Mobile»: starter package, tariffs, impressions from the work|date=2010-04-06|work=VKurse.ua (vkurse.ua)|publisher=|accessdate=2011-12-11|archiveurl=https://archive.today/20130706181258/http://vkurse.ua/ua/technology/ogo-mobilnyy.html|archivedate=2013-07-06|url-status=live}}</ref>

The core of the network consists of data transmission switches [SGSN](/source/SGSN) and [GGSN](/source/GGSN), a switch for voice and video calls [MSS](/source/Mobile_switching_centre_server) and six voice traffic gateways [MGW](/source/Media_Gateway), which are located in the six largest cities of the country.<ref name="filabout2">{{cite web| url = http://www.utel.ukrtelecom.ua/about/today| title = Branch U-tel - Branch today| year = 2007| work = Branch «U-tel» PJSC «Ukrtelecom»| publisher = PJSC «Ukrtelecom»| archiveurl = https://web.archive.org/web/20100605012523/http://www.utel.ukrtelecom.ua/about/today| archivedate = 5 June 2010| accessdate = 1 January 2011| url-status = live}}</ref>

As of 2011, the 3G network was available in more than 100 cities of Ukraine, where about 35% of the country's population lives, including all regional and the largest industrial and administrative centers of Ukraine.<ref name="filabout2" /><ref>{{cite web|url=http://www.ukrtelecom.ua/services/customers/mobile/map|title=Ukrtelecom - Coverage Map|year=2011|publisher=PJSC «Ukrtelecom»|accessdate=2011-12-03|archiveurl=https://archive.today/20130114031144/http://www.3mob.net.ua/services/customers/map|archivedate=2013-01-14|url-status=live}}</ref> From September 29, 2014, the operator's services became unavailable in [Sevastopol](/source/Sevastopol).<ref>{{cite press release | publisher = LLC «TriMob» | date = 29 September 2014 | title = LLC «TriMob» reports the impossibility of providing services in the city of Sevastopol | url = http://3mob.ua/application/news/detail/key/42?lang=ua | accessdate = June 2, 2015 | archive-date = 6 February 2015 | archive-url = https://web.archive.org/web/20150206182400/http://3mob.ua/application/news/detail/key/42?lang=ua }}</ref> The 2G network (services [GSM](/source/GSM) and [GPRS](/source/GPRS) in national roaming mode) has been unavailable in the territory of [Crimean Peninsula](/source/Autonomous_Republic_of_Crimea) since September 22, 2014<ref name="noksincrimea">{{cite press release | publisher = LLC «TriMob» | date = 22 September 2014 | title = The situation with the connection in the national roaming partner's network in Crimea | url = http://3mob.ua/application/news/detail/key/38?lang=ua | accessdate = June 2, 2015 | archive-date = 6 February 2015 | archive-url = https://web.archive.org/web/20150206180041/http://3mob.ua/application/news/detail/key/38?lang=ua }}</ref> On the night of February 9 to 10, 2015, due to the seizure of the company's assets, communication services were discontinued throughout the territory of the AR Crimea.<ref name="crimeaoff1">{{cite web |url = http://zaxid.net/news/showNews.do?v_krimu_natsionalizuvala_ukrtelekom_ahmetova&objectId=1340252 |title = In Crimea, «Ukrtelecom» owned by Akhmetov was nationalized |last = Daniliv |first = Irina |date = 11 February 2015 |website = [Zaxid.net](/source/Zaxid.net) |publisher = PJSC «Tele-radio company “Lux”» |accessdate = 12 February 2015 |archive-date = 11 February 2015 |archive-url = https://web.archive.org/web/20150211184210/http://zaxid.net/news/showNews.do?v_krimu_natsionalizuvala_ukrtelekom_ahmetova&objectId=1340252 }}</ref><ref name="crimeaoff2">{{cite web |url = http://www.depo.ua/ukr/money/v-krymu-ischezla-svyaz-mts-ukraina--10022015100400 |title = The connection «MTS Ukraine» disappeared in Crimea |date = 10 February 2015 |website = DePo.ua |publisher = PJSC «Cartel» |accessdate = 12 February 2015 |archive-date = 12 February 2015 |archive-url = https://web.archive.org/web/20150212120859/http://www.depo.ua/ukr/money/v-krymu-ischezla-svyaz-mts-ukraina--10022015100400 }}</ref>

As of August 1, 2017, the network had the least coverage, not being updated since 2015.

On July 11, 2017, LLC «TriMob» received from [NCCIR](/source/National_Commission_for_State_Regulation_of_Communications_and_Informatization) a copy of its own license to provide mobile communication services with the right to technical maintenance and operation of the telecommunications network and granting frequencies to LLC «[Lycamobile Ukraine](/source/Lycamobile)» throughout the territory of Ukraine,<ref>{{cite web |date=11 July 2017 |title=Нацкомиссия выдала лицензию для захода мирового виртуального мобильного оператора в Украину Джерело |trans-title=The National Commission issued a license for the entry of a global virtual mobile operator in Ukraine |url=https://biz.censor.net/news/3029375/natskomissiya_vydala_litsenziyu_dlya_zahoda_mirovogo_virtualnogo_mobilnogo_operatora_v_ukrainu |archive-url=https://web.archive.org/web/20220221122943/https://biz.censor.net/news/3029375/natskomissiya_vydala_litsenziyu_dlya_zahoda_mirovogo_virtualnogo_mobilnogo_operatora_v_ukrainu |archive-date=21 February 2022 |access-date=2 March 2021 |website=«[Censor.NET](/source/Censor.NET)» |publisher=NGO «IA «CENSOR.NET» |language= |department=Business Censor (biz.censor.net) }}{{in lang|ru}}</ref> based on which on July 24 the operator «Lycamobile Ukraine» began its operation. <ref name="lycalaunch">{{cite web |date=24 July 2017 |title=Operator LycaMobile announced the start of operations in Ukraine |url=https://ua.korrespondent.net/business/companies/3871486-operator-LycaMobile-oholosyv-pro-pochatok-roboty-v-ukraini |archive-url=https://web.archive.org/web/20210611173103/https://ua.korrespondent.net/business/companies/3871486-operator-LycaMobile-oholosyv-pro-pochatok-roboty-v-ukraini |archive-date=11 June 2021 |access-date=2 March 2021 |website=[Korrespondent.net](/source/Korrespondent.net) (ua.korrespondent.net) |publisher=LLC «Korrespondent» |department=Korrespondent.biz}}</ref>

At the same time, «Ukrtelecom» announced its intention to invest $2 million in the network owned by «TriMob», primarily to improve the reliability of Lycamobile's connection in Ukraine.<ref name="lycalaunch" />

In December 2019, «Ukrtelecom» announced its intention to leave the frequency resource for «TriMob» only within the city of Kyiv, and outside its limits to use the resource licensed to Lycamobile.<ref>{{cite web |author=PJSC «Ukrtelecom» |date=24 December 2019 |title=Ukrtelecom «virtualizes» «TriMob» |url=https://www.scm.com.ua/news/ukrtelekom-virtualizuye-trimob |access-date= |website=www.scm.com.ua |publisher=PJSC "System Capital Management"}}</ref><ref>{{cite web |date=15 June 2020 |title=Ukrtelecom sells mobile communication towers |url=https://www.ukrinform.ua/rubric-economy/3045755-ukrtelekom-prodae-viski-mobilnogo-zvazku.html |archive-url=https://web.archive.org/web/20201119102537/https://www.ukrinform.ua/rubric-economy/3045755-ukrtelecom-prodae-viski-mobilnogo-zvazku.html |archive-date=19 November 2020 |access-date=2 March 2021 |website=www.ukrinform.ua |publisher=[Ukrainian National News Agency «Ukrinform»](/source/Ukrainian_National_News_Agency_%C2%ABUkrinform%C2%BB)}}</ref>

As of January 2020, TriMob discontinued support for its own [UMTS](/source/UMTS) network, except for the city of Kyiv,<ref>{{Cite web |title=Coverage Map «TriMob» |url=http://3mob.ua/map |archive-url=https://web.archive.org/web/20210806120343/http://3mob.ua/map |archive-date=6 August 2021 |accessdate=2021-09-10 |website=3mob.ua |language=uk}}</ref> switching subscribers to national roaming.<ref>{{Cite web |title=Ukrtelecom «virtualizes» «TriMob» |url=https://ukrtelecom.ua/presscenter/archive/ukrtelecom-virtualizu-trimob/ |archive-url=https://web.archive.org/web/20220324052046/https://ukrtelecom.ua/presscenter/archive/ukrtelecom-virtualizu-trimob/ |archive-date=24 March 2022 |accessdate=2021-09-10 |website=ukrtelecom.ua |language=uk}}</ref>

==References==
{{reflist}}

==External links==
* [http://3mob.ua Official site] {{in lang|uk}}

{{Deutsche Telekom}}
{{Mobile phone companies in Ukraine}}

Category:Mobile phone companies of Ukraine
Category:Technology companies based in Kyiv

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Adapted from the Wikipedia article [TriMob](https://en.wikipedia.org/wiki/TriMob) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/TriMob?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.