" BTS (BS-24x)". BS-24x BTS , , , , , , . , "-BTS", (, FICOM DUCOM), (, ). , BS-24x "" UMTS (GSM, GPRS, EDGE). / .
BS-24x 24 (TRX) 3 8 TRX , , TRX, . TRX TRX (8 , 12 24 ). BS-24x .
, , (TMA), . 2 / BS-24x GSM, , GSM (EDGE). .
BS-24x BRSE ( ) (. 1.16):
(CU)
(COBA/COSA)
(DUAMCO FICOM DIAMCO)
(CU) . . , , CU, CAN ( , ISO 11898). BS-24x PLMN. (ATM). ATM_M ( ) ATM_S ( ).
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1.16 BTSE BS-24x
( ( )).
(CU)
(CU) BS-24x. "" (), , , TRAU . "" TRAU GMSK, .
(CU) (PATRX), CU, (SIPRO), CU.
(COBA/COSA)
BTSE:
BTSE
8 Abis- BSC BTSE
Abis 24 CU
LMT/ (OTP)
O&M
:
(COBA)
COBA . (ACLK) (BCC) BTSE. , COBA Abis‑ -30.
(COSA)
COSA 6 -30 Abis 16 CU.