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19 

TECHNICAL SPECIFICATIONS 

General

 

Standards 

IEEE 802.3 1 1b, USB 1.0, 1.1  

Radio Technology 

IEEE 802.11b Direct Sequence Spread Spectrum (DSSS) 

Data Transfer Rate 

1, 2, 5.5, 11Mbps (auto sense) 

Receiver Sensitivity 

11Mbps: Typical –80dBm @ 8% PER (Packet Error Rate) 

2Mbps: Typical –90dBm @ 8% PER (Packet Error Rate) 

Frequency Range 

2400 ~ 2497 MHz ISM band (channels 1 ~ 14) 

Modulation Schemes 

DBPSK/DQPSK/CCK  

Channels 

11 channels (FCC), 13 channels (ETSI), 14 channels (Japan) 

Media Access 
Protocol 

CSMA/CA with ACK  

Security 

64/128-bits WEP Encryption 

Diagnostic LED 

PWR (Power) & LNK (Link status) 

Antenna 

Integrated dual diversity antennas 

Modulation Schemes 

DBPSK/DQPSK/CCK  

Physical and Environmental

 

Driver Support 

Windows 98, Windows 2000, Windows ME, Windows XP  

Continuous Current 
Consumption 

250mA typ. for receive mode, 450mA typ. for transmit mode 

Temperature 

Operating: 0

°

 ~ 55

°

 C, Storage: -25

°

 ~ 70

°

 C 

Humidity 

10% ~ 95% RH, no condensation 

Dimensions 

86 x 61 x 14 mm (W x H x D) 

Certifications 

FCC Part 15.247 for US, ETS 300 328 for E urope,  

ARIB STD -T66 for Japan 

 

Содержание Kwb-3111

Страница 1: ...IEEE 802 11b WLAN USB Adapter User s Guide ...

Страница 2: ...pecific organizations or environments e g airports hospitals chemical oil gas industrial plants private buildings etc is not clear please ask for authorization to use these devices prior to operating the equipment Regulatory Information disclaimers Installation and use of this Wireless LAN device must be in strict accordance with the instructions included in the user documentation provided with th...

Страница 3: ...en nearby persons has to be kept to ensure RF exposure compliance in order to comply with RF exposure limits established in the ANSI C95 1 standards the distance between the antennas and the user should not be less than 20 cm FCC Interference Statement This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits a...

Страница 4: ...o the following two conditions This device may not cause harmful interference and This device must accept any interference received including interference that may cause undesired operation Safety Information Your device contains a low power transmitter When device is transmitted it sends out radio frequency RF signal CAUTION To maintain compliance with FCC s RF exposure guidelines this equipment ...

Страница 5: ...cking and Setup 3 Unpacking 3 Setup 3 Hardware Installation 5 LED Indicator 5 Check the installation 5 Software Installation 7 Windows 98 ME 2000 XP Driver Installation 7 Windows 98 ME 2000 XP WLAN Utility Installation 7 WLAN Utility Setting 9 Technical Specifications 19 ...

Страница 6: ......

Страница 7: ...erever you want without wires and cables WLAN USB Adapter provides users with an access to real time information anywhere in their organization The mobility provides productivity and service which are not available under wired networks The WLAN USB Adapter configuration is easy to change from peer to peer networks suitable for a small number of users to full infrastructure networks of thousands of...

Страница 8: ......

Страница 9: ...pter u One Driver Utility CD ROM u Quick Installation Guide If any item is found missing or damaged please contact your local reseller for replacement Setup The setup of the WLAN USB Adapter can be performed using the following steps u Visually inspect the USB connector and make sure that it is fully plugged in to the system s USB port u Make sure that there is a well environment that there is no ...

Страница 10: ......

Страница 11: ...he LEDs of the WLAN USB Adapter are clearly visible and the status of the network link can be seen instantly 1 Once the device is connected to the USB port the PWR LED of the WLAN USB Adapter will light up indicating a normal status 2 When connected to the USB port and the driver was installed the LNK LED will start blinking it means that the device is starting to scanning a 802 11b wireless devic...

Страница 12: ......

Страница 13: ... to your CD ROM Drive as the Windows will auto search the driver or refer to the D USB Drivers Netvusbr inf in the dialog box D will depends on where the CD ROM drive is located Windows 98 ME 2000 XP WLAN Utility Installation 1 Insert the WLAN USB Adapter Driver Utility CD ROM into computer s CD ROM Drive and it will automatically run a setup menu In some specific setting on Windows system you may...

Страница 14: ...SB Adapter into the computer it will install the driver automatically to the Windows system 3 Follow the procedure of the installation program 4 After finish the installation plugged in the WLAN USB Adapter you will see the icon on right side bottom of the Windows task bar it may appears two colors that means as follow Ø Blue Color icon means the WLAN USB Adapter is connecting with another wireles...

Страница 15: ...rs in the taskbar The WLAN Monitor Utility includes seven tabs Monitor Statistics Site Survey Encryption Advanced Profiles and Info Monitor As you enter the Monitor screen you will see the current setting in light gray color Click the Change button if you want to change any setting after changing the setting remember to click the Submit button to activate the new setting ...

Страница 16: ...ure mode the WLAN USB Adapter will automatically detect the channel number of the Access Point Ø SSID The SSID differentiates one WLAN group name from another so all access points and all devices attempting to connect to a specific WLAN group name must use the same SSID A device will not be permitted to join the BSS unless it can provide the unique SSID Remain the SSID blank it will detect the str...

Страница 17: ...nt operating mode as below Ad Hoc Mode the status bar will show Ready and other end linked BSSID the Signal Strength and the Link quality will not be active Infrastructure Mode the status bar will show Associated and the linked Access Point BSSID the Signal Strength and Link Quality will be shown in the screen below under the Status of your WLAN USB adapter When the both stations don t have the sa...

Страница 18: ...screen shows all the information of Access Point and the Ad Hoc wireless stations around your Wireless USB Adapter device The information of the Site Survey includes BSSID SSID Signal the Channel used the Encryption status and the operating type mode Double click the BSSID to choose the SSID that you want to connect with You can click the Rescan button to find new wireless devices ...

Страница 19: ...tion Ø Encryption type The Encryption has two types 64bit and 128bit select the bit that you want to use Ø WEP Key 1 4 You can type the key that you want to use from Key 1 to Key 4 and the key that you type will be the encryption between the station that you connected with if you select 64bit you must type 10 values in the following range 0 F hexadecimal Besides if you select 128bit you must type ...

Страница 20: ...eed to be authenticated and this algorithm is mostly used Shared Key with the same WEP key between the stations in this Authentication algorithm this type will use packets with encryption by transferring a challenge text which will be acknowledge by both side of the stations In order to choose which authentication algorithm will be used you must know which one the station supports this algorithm f...

Страница 21: ...d Choose a setting within a range of 256 to 2346 bytes It is recommended to fragment the packet when the link quality is bad it is to prevent the wasting time of resending a long packet that is lost The RTS CTS Threshold is a station initiates the process by sending a RTS frame the other ends receives the RTS and responds with a CTS frame the station must receive a CTS frame before sending the dat...

Страница 22: ...your profile name just click the New button and type the profile that you want to use otherwise it will be set to default Once you change your setting on the Monitor the current profile name will appear a sign and the save button on the Profiles will active then you can save the current setting in the profile name you choose ...

Страница 23: ...17 Info The screen shows the version of Driver Firmware MAC address and Application for WLAN USB Adapter Utility Driver ...

Страница 24: ......

Страница 25: ...FCC 13 channels ETSI 14 channels Japan Media Access Protocol CSMA CA with ACK Security 64 128 bits WEP Encryption Diagnostic LED PWR Power LNK Link status Antenna Integrated dual diversity antennas Modulation Schemes DBPSK DQPSK CCK Physical and Environmental Driver Support Windows 98 Windows 2000 Windows ME Windows XP Continuous Current Consumption 250mA typ for receive mode 450mA typ for transmi...

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