Iibhendi zamaza onxibelelwano zabaqhubi abakhulu be-telecom kumazwe ahlukeneyo kwihlabathi jikelele-2

6. EIndiya
Kukho abaqhubi abakhulu abasixhenxe eIndiya (ngaphandle kwabaqhubi abanyanisekayo), abangaba Bharat Sanchar Nigam Limited (BSNL), Bharti Airtel, Mahanagar Telephone Nigam Limited (MTNL), Reliance Communications (RCOM), Reliance Jio Infocomm (Jie), Tata Teleservices, kunye Umbono weVodafone.
Kukho iibhendi ezimbini ze-GSM frequency, ezizezi, i-DCS1800 kunye ne-EGSM900.
Kukho iibhendi ezimbini zeWCDMA, ezizezi, iBand 1 kunye neBand 8.
Kukho iibhendi ze-Frequency ezi-6 ze-LTE, ezizezi: Ibhendi yoku-1, ibhendi yesi-3, ibhendi yesi-5, ibhendi yesi-8, ibhendi yama-40, kunye nebhendi yama-41.

7. EKhanada
Kukho inani elipheleleyo labaqhubi abakhulu be-10 eCanada (ngaphandle kwabaqhubi bee-virtual), ezizezi: Bell Mobility/BCE, Fido Solutions, Rogers Wireless, Telus, Vid é otron, Freedom Mobile, Bell MTS, Eastlink, Ice Wireless, SaskTel.
Kukho iibhendi ezimbini ze-GSM frequency, ezizezi: GSM850 kunye nePCS1900.
Kukho amabhendi amaza e-WCDMA amathathu, angala, iBand 2, iBand 4, kunye neBand 5.
Kukho iibhendi ezimbini zeCDMA2000, ezizezi, BC0 kunye neBC1.
Kukho i-9 LTE ​​frequency bands, ezizezi: Ibhendi 2, iBand 4, ibhendi 5, ibhendi 7, ibhendi 12, ibhendi 17, ibhendi 29, ibhendi 42, kunye nebhendi 66.

8. EBrazil
Kukho abasebenzisi abakhulu abathandathu eBrazil (ngaphandle kwabasebenzisi benyani), abangaba: Claro, Nextel, Oi, Telef ô nica Brasil, Algar Telecom, kunye neTIM Brasil.
Kukho iibhendi ezine ze-GSM frequency, ezizezi: DCS1800, EGSM900, GSM850, kunye nePCS1900.
Kukho amabhendi amaza e-WCDMA amane, angala: iBand 1, iBand 2, iBand 5, kunye nebhendi yesi-8.
Kukho amabhendi amaza e-LTE amane, angala: iBand 1, iBand 3, iBand 7, kunye nebhendi yama-28.

9. EOstreliya
Kukho abaqhubi abaphambili abathathu eOstreliya (ngaphandle kwabasebenzisi benyani), abangaba Optus, Telstra, kunye neVodafone.
Kukho iibhendi ezimbini ze-GSM frequency, ezizezi, i-DCS1800 kunye ne-EGSM900.
Kukho amabhendi amaza e-WCDMA amathathu, angala: iBand 1, iBand 5, kunye neBand 8.
Kukho i-7 ye-Frequency band ye-LTE, eyile: i-Band 1, i-Band 3, i-Band 5, i-Band 7, i-Band 8, i-Band 28, kunye ne-Band 40.

 

10. EMzantsi Korea
Kukho abaqhubi abaphambili abathathu eMzantsi Korea (ngaphandle kwabaqhubi benyani), abangaba SK Telecom, KT, kunye neLG UPlus.
Kukho ibhendi yefrikhwensi yeWCDMA, eyiBand 1.
Kukho iibhendi ezimbini zeCDMA2000, ezizezi, BC0 kunye neBC4.
Kukho i-5 LTE frequency bands, ezizezi: Ibhendi 1, iBand 3, ibhendi 5, ibhendi 7, ibhendi 8

11.Imephu yokusasazwa kwebhendi yabasebenzi abakhulu kuMntla Melika

ILebhu yoVavanyo lwe-BTF liziko lovavanyo elivunyiweyo yiNkonzo yeSizwe yoQinisekiso lwaseTshayina yoVavanyo lokuThobela (CNAS), inombolo: L17568. Emva kweminyaka yophuhliso, i-BTF inelabhoratri ehambelana ne-electromagnetic, ilabhu yonxibelelwano engenazingcingo, ilebhu yeSAR, ilebhu yokhuseleko, ilebhu yokuthembeka, ilebhu yovavanyo lwebhetri, uvavanyo lwekhemikhali kunye nezinye iilabhoratri. Inonxibelelwano olugqibeleleyo lwe-electromagnetic, amaza onomathotholo, ukhuseleko lwemveliso, ukuthembeka kokusingqongileyo, uhlalutyo lokusilela kwezinto, i-ROHS/REACH kunye nobunye ubuchule bokuvavanya. ILebhu yoVavanyo lwe-BTF ixhotyiswe ngamaziko ovavanyo abuchwephesha kunye apheleleyo, iqela elinamava ovavanyo kunye neengcali zesatifikethi, kunye nokukwazi ukusombulula uvavanyo oluntsonkothileyo kunye neengxaki zesiqinisekiso. Sithobela imigaqo ekhokelayo "yobulungisa, ukungakhethi buso, ukuchaneka, kunye nokungqongqo" kwaye silandela ngokungqongqo iimfuno ze-ISO/IEC 17025 yovavanyo kunye nenkqubo yolawulo lwelebhu yokulinganisa kulawulo lwezenzululwazi. Sizimisele ukubonelela abathengi ngeyona nkonzo iphakamileyo. Ukuba unayo nayiphi na imibuzo, nceda uzive ukhululekile ukuqhagamshelana nathi nangaliphi na ixesha.