beautypg.com

Phy terminology – Siemens IEEE802.11 User Manual

Page 28

background image

,

© Siemens, 2002

PHY Terminology

n

FHSS

Frequency Hoping Spread Spectrum

n

DSSS

Direct Sequence Spread Spectrum

n

OFDM

Orthogonal Frequency Division Multiplex

n

PPM

Pulse Position Modulation

n

GFSK

Gaussian Frequency Shift Keying

n

DBPSK

Differential Binary Phase Shift Keying

n

DQPSK

Differential Quadrature Phase Shift Keying

n

CCK

Complementary Code Keying

n

PBCC

Packet Binary Convolutional Coding

n

QAM

Quadrature Amplitude Modulation