phase-locked loops
5 posts.
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May 2022
Control theory of mutual synchronization in networks of delay-coupled phase-locked loops
Gain and phase margins assume an entraining reference. Mutual coupling changes the transfer function itself.
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May 2022
Ising Machines
Mapping combinatorial optimisation onto networks of coupled oscillators, and what sub-harmonic injection locking, inertia and delay do to the answer.
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27 July 2018
Spice simulation of self-organized synchronization with LTC6900 oscillators
Two mutually delay-coupled DPLLs at 1 MHz in LTspice, and how the circuit parameters map onto the phase model.
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10 July 2018
Spice simulations of digital phase-locked loop systems
Testing DPLL architectures down to the transistor level before soldering anything.
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30 June 2017
Self-organized synchronization in electronic systems
The concept, the phase model, the prototype network, and what happens when clocks are heterogeneous.