Tài liệu Wireless ppt
Tài liệu Wireless ppt
... truyền
dữ liệu thấp hơn nhiều so với tốc độ của hầu hết các mạng sử dụng cáp hiện
thời.
Năm 1992, ra đời WLAN sử dụng băng tần 2.4Ghz. Mặc dầu những sản
phẩm này đã có tốc độ truyền dữ liệu cao ... Engineers(IEEE) đã
phê chuẩn sự ra đời của chuẩn 802.11, và cũng được biết với tên gọi WIFI
(Wireless Fidelity) cho các mạng WLAN. Chuẩn 802.11 hỗ trợ ba phương
pháp truyền tín hiệu,...
Tài liệu Wireless Campus Networks Security pptx
... tools
Performance metrics
Wireless RF monitoring
Management
Multi-network connectivity (wired /wireless, office/home/public)
Tailored permissions based on network type (automated, manual)
Wireless roaming ... Vulnerabilities and Threats
WLAN Security Authentication and Encryption
Unified Wireless Deployment
Wired and Wireless IDS
WLAN Security Best Practices
© 2006 Cisco Syst...
Tài liệu Wireless Sensors and Instruments P2 pptx
... increases in data rates suitable with high-speed pro-
tocols.
1.5.1 Wireless Instrument Communication
Various techniques are used in wireless instrument communication, includ-
ing optical and infrared ... out
Programming
Sensor
control
Gain
control
Control
Measurand
Signal
conditioner
A/D
converter
3674_C001.fm Page 30 Monday, October 10, 2005 1:07 PM
© 2006 by Taylor & Francis Group,...
Tài liệu Wireless Sensors and Instruments P1 ppt
... construction of wireless
sensors and instruments is discussed and many examples are provided.
Power issues of wireless networks are also addressed. Wireless sensor net-
works and wireless integrated ... Conclusion 177
4
Wireless Instrument and Sensor Networks 179
4.1 Wireless Sensor Architecture and Network Design 180
4.1.1 Wireless Sensors and Transducers 181
4.1.2 Archite...
Tài liệu Wireless Comm For Industrial Automation Tutorial pptx
... necessary, it adds interleaving to the coding.
Wireless
Communications for
Industrial Automation
By Bob Hochreiter
$14
95
A Tutorial
Today’s Reliable Wireless Local Area Networks:
An Executive ... controllers, sensors and actuators on an
industrial network, wireless technology is totally “transparent.”
A network which includes wireless technology operates exactly the same as
one tha...
Tài liệu Wireless Technology P1 ppt
... SMS.
1.2.4 Wireless IN Services
The IN protocols and concepts can be used to implement enhanced wireless
services rapidly and to have these services available across serving areas in
an untethered wireless ... for its evolved version
TIA/EIA/IS-95-B.
Part III: Wireless Data
Chapter 6 Wireless Data Technology—depicts three data technologies ap-
plied to wireless networks, namely, Ge...
Tài liệu Wireless Security ppt
... environment, there are no silver bullets
NetStumbler
Wireless Security, Advanced Wireless LAN Hacking
Advanced 802.11 Attack
Wireless Best Practices
Wireless Hacking Tools
wlan-jack, essid-jack, monkey-jack, ... 802.11g
Summary
Wireless networks are more susceptible to active attacks than wired networks
Enable all built-in security capabilities
Use VPN with strong mutual authenticat...
Tài liệu Wireless Switching pptx
... WHITE PAPER
Wireless Switching
Office Fiber Cable Management
The Advantage of
Wireless Switching
Office Fiber Cable Management
Fiber is on the increase within wireless switching centers ... the traditional wireless
switching office. With any increase in fiber, developing and maintaining good
fiber cable management quickly becomes an important consideration. As wireless
switching .....
Tài liệu Wireless Security & Safety System ppt
... batteries at least once every 6 months ( or as
needed ).
Introduction
Thank you for choosing our wireless home security system. This home security system is
a high-quality, reliable and versatile ...
instructions presented. These systems are designed to be simple and easy to install and
maintain.
Wireless easy to use : No messy and expensive wiring is required to install the
syst...