Course Pulse modulation methods PAM, PCM, Delta

Includes:

Course contents:

Introduction to PAM/PCM/Delta modulation, PAM/PCM/Delta demodulation, time multiplexing
Shannon's sampling theorem
Measuring PAM modulated signals over time
Optimal filtering and anti-aliasing
Identifying advantages and disadvantages of digital transmission
Introduction to the principle quantisation of analog signals
Generation of parallel and serial codes
Companding methods using A law and µ law
Determining quantising interval for a PCM transmission by measurement
Measuring PCM coded signals over time
Recording logarithmic transfer characteristics with companding according to a law and µ law (13 or 15 segments)
Measuring PCM time-multiplexed signals over time
Introduction to the key features of transmission codes
Introduction to pseudo-ternary codes AMI, HDB3, modified AMI
Measuring line-coded signals over time: AMI, HDB3 and modified AMI
Transmission of information on a line along with clocking and synchronisation information
Clock recovery and phase jitter
Introduction to data packet formats for ISDN layer 1 (Integrated Services Digital Network)
ISDN layer 1, investigation of position and function of frames and bits
Investigation of a 2 channel transmission with control channel at data rates of 64 k bits per channel
Course duration 4 h approx.

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