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Discrete

R2026a
Blocs à temps discret tels que Unit Delay

Utilisez les blocs de la bibliothèque Discrete pour modéliser des systèmes discrets et implémenter des algorithmes discrets.

Blocs

Conditional Hold block iconConditional HoldConditionally hold last value (depuis R2026b)
Delay blockDelayDelay input signal by fixed or variable sample periods
Difference blockDifferenceCalculate change in signal over one time step
Discrete Derivative blockDiscrete DerivativeCompute discrete-time derivative
Discrete FIR Filter blockDiscrete FIR FilterModel FIR filters
Discrete Filter blockDiscrete FilterModel Infinite Impulse Response (IIR) filters
Discrete PID Controller blockDiscrete PID ControllerDiscrete-time or continuous-time PID controller
Discrete PID Controller (2DOF) blockDiscrete PID Controller (2DOF)Discrete-time or continuous-time two-degree-of-freedom PID controller
Discrete State-Space blockDiscrete State-SpaceImplémenter un système de représentation d’état discret
Discrete Transfer Fcn blockDiscrete Transfer FcnImplement discrete transfer function
Discrete Zero-Pole blockDiscrete Zero-PoleModel system defined by zeros and poles of discrete transfer function
Discrete-Time Integrator blockDiscrete-Time IntegratorPerform discrete-time integration or accumulation of signal
Memory blockMemoryGénérer l’entrée à partir du pas de temps précédent
Propagation Delay blockPropagation DelayModel loop delay, latency, pulse delay (depuis R2022b)
Resettable Delay blockResettable DelayDelay input signal by variable sample period and reset with external signal
Tapped Delay blockTapped DelayDelay scalar signal multiple sample periods and output all delayed versions
Transfer Fcn First Order blockTransfer Fcn First OrderImplement discrete-time first order transfer function
Transfer Fcn Lead or Lag blockTransfer Fcn Lead or LagImplement discrete-time lead or lag compensator
Transfer Fcn Real Zero blockTransfer Fcn Real ZeroImplement discrete-time transfer function that has real zero and no pole
Unit Delay blockUnit DelayRetarder le signal d’une période d’échantillonnage
Variable Integer Delay blockVariable Integer DelayDelay input signal by variable sample period
Zero-Order Hold blockZero-Order HoldImplémenter une période d’échantillonnage à maintien d’ordre zéro