Exercise 1. 22.91.2002

Write a short essays (max. 2 pages) on the following topics:

1. Pulse Code Modulation (1 p.) (max 2 pages)

Explain with your own words what is PCM and how sampling, line coding,
etc. is done. Why A-law (or m -law) is used?

2. Subscriber signalling in ISDN
 
 

Return your answers no later than on Tuesday 29.1.2002
by email (mika.nupponen@hut.fi) or