User's Manual

A PPENDIX B | Hardware Specifications
WiMAX Specifications
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WIMAX SPECIFICATIONS
ANTENNAS Pattern: Omnidirectional
Transmit and Receive: One transmit and two receive with Maximal-Ratio
Combining (MRC). Support for transmitter diversity.
Gain: 6 dBi
Impedance: 50 Ohm
OPERATING FREQUENCY FCC-2.5: 2496-2690 MHz
Taiwan NCC: 2500-2690 MHz
Support for Full Scan and Partial Scan
CHANNEL BANDWIDTH 2.5 GHz model: 5 and 10 MHz
MODULATION SCHEME Scaleable OFDMA employing Time-Division Duplex (TDD) mechanism
PRBS subcarrier randomization
Contains pilot, preamble, and ranging modulation
MODULATION AND
CODING TYPES
Down Link: QPSK, 16 QAM, 64 QAM
Up Link: QPSK, 16 QAM
RECEIVE SENSITIVITY -94 dBm maximum
VOIP SPECIFICATIONS
VOICE SIGNALING
PROTOCOL
SIP v2 (RFC 3261)
VOICE CODEC G.711 (a-law and u-law)
G.726
G.729ab
G.723.1
VOICE QUALITY VAD (Voice Activity Detection)
CNG (Comfortable Noise Generation)