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Satellite Communication - Engineering

Q1:

Which one of the following statements regarding DSI is wrong?

A It is a digital form of TASI

B Though it is more efficient than TASI, it is much slower

C A speaker has to wait (it at all) for only a few milliseconds for reallocation of channel

D It has increased the capacity of satellite channels by a factor of 2.2 or more with out degrading speech quality

ANS:B - Though it is more efficient than TASI, it is much slower

In telecommunication, a time-assignment speech interpolation (TASI) was an analog technique used on certain long transmission links to increase voice-transmission capacity.