University of Canberra Advanced Communications Topics

Spectrum of COFDM DTTB

64-QAM - Perfect & Failure

OFDM - Features

COFDM DTTB Block Diagram

Forward Error Correction (FEC)

Convolutional Coder

Puncturing Codes (FEC)

Inner Coding

Viterbi Decoder

Reed Solomon (RS)

Error Protection - Order

Guard Interval

COFDM - Multipath

COFDM - Multipath

COFDM - Pre-Echo

COFDM - SFN

Mobile Services

PPT Slide

Bus Route 7 Singapore - 1999

Doppler Echo - 7.5 us Coax

DTTB Systems Doppler Performance Limits

ATSC 8-VSB Doppler Performance Limits

TPS Pilots

7 MHz COFDM Modulator Spectrum

7 MHz COFDM Modulator Spectrum

7 MHz COFDM Modulator Spectrum

C/N - Signal Level Performance

8VSB vs COFDM Australia

8VSB vs COFDM Latest

DVB-T - Bit Rates [2k]

DVB-T - C/N Values