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, Motorola Motorola , . OFDM (Octagonal Frequency Division Multiplex), 1970- PTP ( - Point-to-Point). - , Navy (- ). OFDM . , , . Wi-Fi 64 , WiMAX 256. , (), 1024 . , , , , . OFDM- , : 1. DSP- , . 2. . DFS (Dynamic Frequency Selection) , . , Advanced Spectrum Managment ( ), . 3. . . , . 4. GPS-, . , . GPS- Multiple-Point-to-Point. , . 5. MIMO (Multiple-Input Multiple-Output) , . , , , . , : , -, , -, . Motorola , 300 /. 100 , . Motorola PTP600 : - 5,4, 5,8 5,9 - 200 - 300 / - 128 256 AES - BPSK 256QAM - 2- E1 - Ethernet-, - 100 . : , , VoIP, , -. : |