Copyright 2006 Symbol Technologies, Inc. Page 2 of 17
Confidential Material – Disclosure Strictly Prohibited.
1. Introduction
1.1 Background
LA-5137 is the next generation CF client card for embedded solutions and is
intended for OEM customers.
1.2 Part Numbers
LA-5137 CF card will come in two SKUs:
Part Number SKU
LA-5137-1002
LA-5137-1020
XXXXXXXX Rev X
802.11a/g External Antenna Version
802.11a/g Internal Antenna Version
1.3 Key Features and Standards supported
LA-5137 CF Card supports all required modes of operation as an 802.11g Mobile
Unit (MU). In 802.11g mode, the radio supports three different modulation
modes: Legacy 1 and 2Mbps, Complimentary Code Keying (CCK), and
Orthogonal Frequency Division Multiplexing (OFDM). The radio supports the
following 12 data rates in 802.11b/g mode:
Data Rate (Mbps) Modulation
1 DBPSK
2 DQPSK
5.5 CCK
6 OFDM with BPSK Carrier Modulation
9 OFDM with BPSK Carrier Modulation
11 CCK
12 OFDM with QPSK Carrier Modulation
18 OFDM with QPSK Carrier Modulation
24 OFDM with 16QAM Carrier Modulation
36 OFDM with 16QAM Carrier Modulation
48 OFDM with 64QAM Carrier Modulation
54 OFDM with 64QAM Carrier Modulation
In addition to the supporting 802.11g, LA-5137 supports all required modes of
operation as an 802.11a mobile unit. This radio supports the following 8 data
rates in 802.11a mode:
LA-5137 CF card Integration Guide
Copyright 2004 Symbol Technologies, Inc. Page 3 of 17
Confidential Material – Disclosure Strictly Prohibited.
XXXXXXXX Rev X
Data Rate (Mbps) Modulation
6 OFDM with BPSK Carrier Modulation
9 OFDM with BPSK Carrier Modulation
12 OFDM with QPSK Carrier Modulation
18 OFDM with QPSK Carrier Modulation
24 OFDM with 16QAM Carrier Modulation
36 OFDM with 16QAM Carrier Modulation
48 OFDM with 64QAM Carrier Modulation
54 OFDM with 64QAM Carrier Modulation
1.4 User Profiles
•The LA-5137 product is optimized for embedded, mobile enterprise and industrial
applications where security, feature and technical service are required.
•Mobile workers in healthcare, education, retail, manufacturing, hospitality and
other industries with 802.11b, 802.11g, and 802.11a wireless LAN access.
•Corporate Symbol device users with Wi-Fi wireless LAN access at the office, or
with a subscription to a public wireless LAN.
LA-5137 CF card Integration Guide
Copyright 2004 Symbol Technologies, Inc. Page 4 of 17
Confidential Material – Disclosure Strictly Prohibited.
2. Hardware
2.1 Hardware Environment
2.1.1 Introduction
LA-5137 CF card can be used in handheld mobile devices to provide wireless
network access. LA-5137 communicates using Radio Frequencies (RF) between
two or more users or between a user and the wired network. The module
implements the IEEE802.11a/g physical (RF) specification. The chipset used
provides for modulation, demodulation, spreading and despreading of the RF
signals.
2.1.2 Card Dimensions
LA-5137 is a modified type I CFA card. See Appendix 2 for Mechanical Interface
Drawing.
XXXXXXXX Rev X
2.1.3 Operating Channels
Channel
Number
1 2412 USA, Canada, EU, Japan
2 2417 USA, Canada, EU, Japan
3 2422 USA, Canada, EU, Japan
4 2427 USA, Canada, EU, Japan
5 2432 USA, Canada, EU, Japan
6 2437 USA, Canada, EU, Japan
7 2442 USA, Canada, EU, Japan
8 2447 USA, Canada, EU, Japan
9 2452 USA, Canada, EU, Japan
10 2457 USA, Canada, EU, Japan
11 2462 USA, Canada, EU, Japan
12 2467 EU, Japan
13 2472 EU, Japan
14 2484 Japan
Channel
Frequency
(MHz)
UNII
BAND
Channel
Number
Channel
Frequency
(MHz)
Countries
Table 1. IEEE 802.11g Channels
Countries
LA-5137 CF card Integration Guide
Copyright 2004 Symbol Technologies, Inc. Page 5 of 17
Confidential Material – Disclosure Strictly Prohibited.
XXXXXXXX Rev X
Lower Band
Band
Middle
(ISM)
Upper
240 4920 Japan
244 4940 Japan
248 4960 Japan
252 4980 Japan
5040 Japan
5060 Japan
5080 Japan
34 5170 Japan
36 5180 USA, Canada, EU, Japan
38 5190 Japan
40 5200 USA, Canada, EU, Japan
42 5210 Japan
44 5220 USA, Canada, EU, Japan
46 5230 Japan
48 5240 USA, Canada, EU, Japan
52 5260 USA, Canada, EU, Japan
56 5280 USA, Canada, EU, Japan
60 5300 USA, Canada, EU, Japan
64 5320 USA, Canada, EU, Japan
100 5500 USA, Canada, EU, Japan
104 5520 USA, Canada, EU, Japan
108 5540 USA, Canada, EU, Japan
112 5560 USA, Canada, EU, Japan
116 5580 USA, Canada, EU, Japan
120 5600 USA, Canada, EU, Japan
124 5620 USA, Canada, EU, Japan
128 5640 USA, Canada, EU, Japan
132 5660 USA, Canada, EU, Japan
136 5680 USA, Canada, EU, Japan
140 5700 USA, Canada, EU, Japan
149 5745 USA, Canada
153 5765 USA, Canada
157 5785 USA, Canada
161 5805 USA, Canada
165 5825 USA, Canada
Table 2. IEEE 802.11a Channels
2.1.4 Electrical Interface
The electrical interface for LA-5137 is PC16. The chipset used supports this
interface; therefore no external component is required. The host must support the
PC16 interface as well. The card uses only the 16-bit interface.
LA-5137 CF card Integration Guide
Copyright 2004 Symbol Technologies, Inc. Page 6 of 17
Confidential Material – Disclosure Strictly Prohibited.
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