1. 802.11 DCF mode
802.11 is an IEEE standard developed in 1997, and updated in 2007 and 2012. It defines the physical and medium access layers for wireless LANs. 802.11 can operate in the 2.4 GHz or 5 GHz frequency bands, and offers data rates of up to 600 Mb/s.
-
Various amendments have been incorporated into the 2012 version of the IEEE 802.11 standard. The main amendments found in wireless cards on the market are :
802.11b operates in the 2.4 GHz frequency band and offers speeds of up to 11 Mb/s;
802.11a, which operates in the 5 GHz frequency band and offers speeds of up to 54 Mb/s;
802.11g, which operates in the 2.4 GHz frequency band and offers speeds of up to 54 Mb/s ;
...
The Ultimate Scientific and Technical Reference
This article is included in
Networks and Telecommunications
This offer includes:
Knowledge Base
Updated and enriched with articles validated by our scientific committees
Services
A set of exclusive tools to complement the resources
Practical Path
Operational and didactic, to guarantee the acquisition of transversal skills
Doc & Quiz
Interactive articles with quizzes, for constructive reading
802.11 DCF mode
Multi-hop networks
Bibliography
Websites
TFA – The Technology for all wireless project http://www.tfa.rice.edu/
NITOS – NITOS Wireless Testbed http://nitlab.inf.uth.gr/NITlab/
Standards and norms
- Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) Specifications - IEEE Computer Society LAN MAN Standard Committee - 2012
- Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) Specifications for Low-Rate Wireless Personal Area Networks (LR-WPAN) - IEEE computer Society LAN MAN Standard Committee - 2011
Directory
Manufacturers – Suppliers – Distributors (non-exhaustive list)
Luceor WiMesh Systems http://www.luceor.com/produit.html
P2 Mobile Technologies Limited http://www.p2mt.com/
The Ultimate Scientific and Technical Reference
