Fig. 5: Skew measurement results. | Nature Communications

Fig. 5: Skew measurement results.

From: Femtosecond-precision electronic clock distribution in CMOS chips by injecting frequency comb-extracted photocurrent pulses

Fig. 5: Skew measurement results.The alternative text for this image may have been generated using AI.

a System diagram of the test chip related to skew measurement. b Histogram of intra-domain skew for C2 and H-tree. c 1000-consecutive measured inter-domain skew between C0 and C1. Slowly-varying inter-domain skew offset of C1 is compensated by adaptive skew control.

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