3.9 Time-Division Multiplexing (principle of frame synchronizer circuit TDM input Amplifer Sampler and Regenerated tdM data e z(t)and decision filter circuit Frame synchronizer hift register Bit Stage Stage Stage synchronizer 12 Coincident detector is a Coincident detector Frame sync K-input p T AND gate. Figure 3. 37 Frame synchronizer with TDM receiver format end 88 3.9 Time-Division Multiplexing (principle of frame synchronizer circuit ) • Coincident detector is a K-input AND gate. Amplifer and filter Sampler and decision circuit TDM input Bit synchronizer Stage 1 Tb Ts Stage 2 Stage 3 Stage i … Frame synchronizer shift register 2 s 3 s i s Coincident detector Figure 3.37 Frame synchronizer with TDM receiver format end Z(t) Regenerated TDM data Frame sync 1 s