DELAY_f
Discrete time delay
Block Screenshot
Description
This compiled super-block implements a discretized delay. It is built with a shift register and a clock. The value of the delay is given by the discretization time step multiplied by the number-1 of state of the register.
![\left\{
\begin{array}{l l}
T_0=length(Register) \\
y(t) = Register(n) & \text{when}\ t < nT_0 \\
y(t) = x(n*(T - T_0)) & \text{when}\ t\in[n;n+1]*(T - T_0)
\end{array}
\right.](/docs/2025.0.0/en_US/_LaTeX_DELAY_f.xml_1.png)
.
Parameters
Discretization time step
Set the time period of the integrated clock.
Properties : Type 'vec' of size 1.
Register initial state
Set the length and the initial conditions of the register.
Properties : Type 'vec' of size -1.
Default properties
always active: no
direct-feedthrough: no
zero-crossing: no
mode: no
regular inputs:
- port 1 : size [1,1] / type 1
regular outputs:
- port 1 : size [1,1] / type 1
number/sizes of activation inputs: 0
number/sizes of activation outputs: 0
continuous-time state: no
discrete-time state: no
object discrete-time state: no
name of computational function: csuper
Interfacing function
SCI/modules/scicos_blocks/macros/Linear/DELAY_f.sci
Example
| Report an issue | ||
| << DELAYV_f | Discrete time systems palette | DLR >> |