5. Multiplexing

Question 1

Time Division Multiplexing (TDM)

Answer 1

• combines multiple signals for serial transmission
• round-robin method (like traffic intersection)
• stereo: left and right samples interleaved
• larger systems: use frames for interleaving

Question 2

Storage:

Answer 2

• signal kept interleaved in file
• facilitates searching (all channels at same time point are are nearby)
• demultiplexer unpacks channels before playback