WL-227N_ABAND Hardware & Driver Reference
INTRODUCTION
SCOPE
The purpose of this specification is to document the requirements
for 802.11 a/n, it is an iNIC card that not only can act as a tradition-
al AP/Router but also provide WLAN dual band access capabilities.
ACRONYMS AND DEFINITIONS
Acronym
Description
BBP
Base Band Processor
BER
Bit Error Rate
BPSK
Binary Phase Shift Keying
CCK
Complementary code keying
EVM
Error Vector Magnitude
MAC
Media Access Controller
OFDM
Orthogonal Frequency Division Multiplexing
QAM
Quadrature Amplitude Modulation
QPSK
Quadrature Phase Shift Keying
GENERAL FEATURES
Network Standard
Comply with IEEE 802.11n draft 2.0 & IEEE 802.11a standards
Chipset
Highly Integrated MIMO 2T3R MAC/BBP chip (RT2880)
with PCI Interface and Single-chip Transceiver (RT2850)
with 2.4 GHz(low-band) and 5~6GHz(high-band) ISM bands
Host interface
Type III A, 124 Pin
Data Rate
300Mbps Receive PHY Rate, 300Mbps Transmit PHY Rate
and just support 2 streams
Modulation
Modulation Technology support Orthogonal Frequency Division
Multiplexing (OFDM)
Operating Frequency
4.9~5.9GHz
Operating Channel
CH36~CH48,CH52~CH64,CH149~CH161
Transmitter/Receiver
Two Tx transmits from transceiver through an external PA to the
Mechanism
antenna. Three Rx act as MIMO coming from the antennas.
Antenna Connectors
Hirose U.FL-R-SMT-1(10) compatible
Driver Support OS
Linux
Application
This module will be used in a 12 inch or greater laptop.
