Rukunin mitar sadarwa na manyan kamfanonin sadarwa a kasashe daban-daban na duniya-2

6. Indiya
Akwai manyan ma'aikata guda bakwai a Indiya (ban da masu amfani da kayan aiki), wato Bharat Sanchar Nigam Limited (BSNL), Bharti Airtel, Mahanagar Telephone Nigam Limited (MTNL), Reliance Communications (RCOM), Reliance Jio Infocomm (Jie), Tata Teleservices, da kuma Vodafone Idea.
Akwai nau'ikan mitar GSM guda biyu, wato DCS1800 da EGSM900.
Akwai nau'ikan mitar WCDMA guda biyu, wato Band 1 da Band 8.
Akwai nau'ikan mitar LTE guda 6, wato: Band 1, Band 3, Band 5, Band 8, Band 40, da Band 41.

7. Kanada
Akwai jimillar manyan ma'aikatu guda 10 a Kanada (ban da masu aiki na zamani), wato: Bell Mobility/BCE, Fido Solutions, Rogers Wireless, Telus, Vid é otron, Freedom Mobile, Bell MTS, Eastlink, Ice Wireless, SaskTel.
Akwai nau'ikan mitar GSM guda biyu, wato GSM850 da PCS1900.
Akwai nau'ikan mitar WCDMA guda uku, wato Band 2, Band 4, da Band 5.
Akwai nau'ikan mitar CDMA2000 guda biyu, wato BC0 da BC1.
Akwai nau'ikan mitar LTE guda 9, wato: Band 2, Band 4, Band 5, Band 7, Band 12, Band 17, Band 29, Band 42, da Band 66.

8. Brazil
Akwai manyan masu gudanar da aiki guda shida a Brazil (ban da masu aiki na zahiri), wato: Claro, Nextel, Oi, Telef ô nica Brasil, Algar Telecom, da TIM Brasil.
Akwai nau'ikan mitar GSM guda huɗu, wato: DCS1800, EGSM900, GSM850, da PCS1900.
Akwai nau'ikan mitar WCDMA guda hudu, wato: Band 1, Band 2, Band 5, da Band 8.
Akwai nau'ikan mitar LTE guda huɗu, wato: Band 1, Band 3, Band 7, da Band 28.

9. Ostiraliya
Akwai manyan ma'aikata guda uku a Ostiraliya (ban da na'urori masu kama-da-wane), wato Optus, Telstra, da Vodafone.
Akwai nau'ikan mitar GSM guda biyu, wato DCS1800 da EGSM900.
Akwai nau'ikan mitar WCDMA guda uku, wato: Band 1, Band 5, da Band 8.
Akwai nau'ikan mitar LTE guda 7, wato: Band 1, Band 3, Band 5, Band 7, Band 8, Band 28, da Band 40.

 

10. Koriya ta Kudu
Akwai manyan ma'aikata guda uku a Koriya ta Kudu (ban da na'urorin sadarwa), wato SK Telecom, KT, da LG UPlus.
Akwai rukunin mitar WCDMA guda ɗaya, wanda shine Band 1.
Akwai nau'ikan mitar CDMA2000 guda biyu, wato BC0 da BC4.
Akwai nau'ikan mitar LTE guda 5, wato: Band 1, Band 3, Band 5, Band 7, Band 8

11.Frequency rarraba taswirar manyan masu aiki a Arewacin Amurka

Lab Gwajin BTF cibiyar gwaji ce da Ma'aikatar Ba da Haɗin Kai ta Ƙasar Sin ta Ƙaddamar da Ƙimar Daidaitawa (CNAS), lamba: L17568. Bayan shekaru na ci gaba, BTF yana da dakin gwaje-gwajen dacewa na lantarki, dakin gwaje-gwajen sadarwa mara waya, dakin gwaje-gwaje na SAR, dakin gwaje-gwaje na aminci, dakin gwaje-gwajen aminci, dakin gwajin baturi, gwajin sinadarai da sauran dakunan gwaje-gwaje. Yana da cikakkiyar dacewa ta lantarki, mitar rediyo, amincin samfur, amincin muhalli, nazarin gazawar kayan aiki, ROHS/REACH da sauran damar gwaji. Lab Gwajin BTF yana sanye da ƙwararru kuma cikakkun wuraren gwaji, ƙwararrun ƙwararrun ƙwararrun gwaji da ƙwararrun takaddun shaida, da ikon warware matsaloli daban-daban masu rikitarwa da takaddun shaida. Muna bin ka'idodin jagora na "adalci, rashin son kai, daidaito, da tsauri" kuma muna bin ƙa'idodin TS EN ISO / IEC 17025 gwajin da tsarin kula da dakin gwaje-gwaje don sarrafa kimiyya. Mun himmatu wajen samarwa abokan ciniki sabis mafi inganci. Idan kuna da wasu tambayoyi, da fatan za ku iya tuntuɓar mu a kowane lokaci.