(Automatic Repeat Request)

 

 

 

 

 

 

 

 

 

 

 

 

 

PHS

Yes

 

 

 

 

 

(Payload Header Suppression)

 

 

 

 

 

 

 

 

 

 

 

 

 

Site Survey

Yes

 

 

 

 

 

 

 

 

 

 

 

 

Signal Indicators

 

 

 

 

 

 

 

 

 

 

 

 

 

Radio

 

 

 

 

 

 

 

 

 

 

 

 

 

Standard

IEEE 802.16-2004, HiperMAN/WiMAX Fixed Profile

 

 

 

 

 

 

 

Modulation

OFDM modulation, 256FFT points; BPSK, QPSK, 16-QAM,

 

 

64-QAM

 

 

 

 

 

 

 

 

 

 

 

RF Frequency

3.4 to 3.6 GHz in steps of 250kHz

 

 

 

 

 

 

 

Bandwidth

1.75MHz, 3.5MHz & 7MHz

 

 

 

 

 

 

 

Duplexing Method

TDD and HFDD

 

 

 

 

 

 

 

Spectral Efficiency

5 bits/sec/Hz

(64-QAM uncoded)

 

 

 

 

 

 

 

Supported Frame Lengths

2.5,4,5,8,10 & 20 ms

 

 

 

 

 

 

 

 

Tx Maximum output Power

20.5dBm

 

 

 

 

 

(at antenna connector)

 

 

 

 

 

 

 

 

 

 

 

 

Tx Center Frequency Tolerance

< ±2% subcarrier spacing

 

 

 

 

 

 

 

 

Symbol Clock Frequency Tolerance

< ±5ppm

 

 

 

 

 

 

 

 

 

 

 

Frequency Control

Automatic Frequency Control (AFC)

 

 

 

 

 

 

 

Spectral Mask Requirements

Type-G mask ETSI-EN301021

 

 

 

 

 

 

 

Power Control

Automatic Gain Control (AGC),

 

 

Automatic Link Control (ALC)

 

 

 

 

 

 

 

 

Adjacent Channel Rejection C/I

16-QAM 3/4

 

 

64QAM 3/4

 

 

 

 

 

 

 

 

 

 

-11dB

 

 

-4dB

 

 

 

 

 

 

 

 

 

Nonadjacent Channel Rejection C/I

16-QAM 3/4

 

 

64QAM 3/4

 

 

 

 

 

 

 

 

 

 

-30dB

 

 

-23dB

 

 

 

 

 

 

 

 

 

Relative Tx Constellation Error

Burst Type

 

 

Typical [dB]

 

 

(@20.5dBm output power)

 

 

 

 

 

 

BPSK 1/2

 

 

-31.5

 

 

 

 

 

-31.5

 

 

 

QPSK 1/2

 

 

 

 

 

 

-31.5

 

 

 

QPSK 3/4

 

 

 

 

 

 

-31.5

 

 

 

16QAM 1/2

 

 

 

 

 

 

-31.5

 

 

 

16QAM 3/4

 

 

 

 

 

 

-31.5

 

 

 

64QAM 1/2

 

 

 

 

 

 

-31.5

 

 

 

64QAM 3/4

 

 

 

 

 

 

 

 

 

 

Maximum Rx Receiver Sensitivity

Burst Type

 

 

Typical [dB]

 

 

(BER <10-6)

 

 

 

 

 

 

BPSK 1/2

 

 

-95.0

 

 

 

 

 

-93.0

 

 

 

QPSK 1/2

 

 

 

 

 

 

 

 

 

Appendix A Specifications

 

- 32 -

 

Page 38
Image 38
Z-Com ZMAX-8210-E, ZMAX-8210-I user manual QAM 3/4 64QAM 3/4