Physical Layer Access Methods and Spread-Spectrum Technology
The following CWTS exam objectives are covered in this chapter:
- 3.4 Define and differentiate between the following physical layer wireless technologies
- 802.11b HR/DSSS
- 802.11g ERP
- 802.11a OFDM
- 802.11n HT
It is important to understand how digital data is sent from one device to another. Whether on a wired network or a wireless network, an access method is used to transfer this type of electronic information. Two common ...