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Opérations sur les signaux
Brouillage, poinçonnement, entrelacement, conversion entre binaire et décimal et gestion des retards
Appliquez diverses opérations binaires et de gestion des retards, aux signaux et blocs de données.
Fonctions
bit2int | Convert bits to integers (depuis R2021b) |
int2bit | Convert integers to bits (depuis R2021b) |
hex2poly | Convert hexadecimal character vector to binary coefficients |
oct2poly | Convert octal number to binary coefficients |
alignsignals | Align two signals by delaying earliest signal |
finddelay | Estimate delay(s) between signals |
Objets
comm.Descrambler | Descramble input signal |
comm.Scrambler | Scramble input signal |
Blocs
Deinterlacer | Distribute elements of input vector alternately between two output vectors |
Derepeat | Reduce sampling rate by averaging consecutive samples |
Descrambler | Descramble input signal |
Find Delay | Find delay between two signals |
Interlacer | Alternately select elements from two input vectors to generate output vector |
Puncture | Output elements that correspond to 1s in binary puncture vector |
Scrambler | Scramble input signal |
Bit to Integer Converter | Map vector of bits to corresponding vector of integers |
Integer to Bit Converter | Map vector of integers to vector of bits |
Rubriques
Traitement basé sur des échantillons et basé sur des trames
- Sample- and Frame-Based Concepts
Explore basic signal concepts in the context of a Simulink® model. Learn more about sample-based processing and frame-based processing.
Conversion de fréquence d’échantillonnage
- Upsample Signal in Single-Rate Frame-Based Processing Mode
Upsample signal in the single-rate processing mode. - Upsample Signal in Multirate Frame-Based Processing Mode
Upsample signal in multirate frame-based processing mode. - Sample and Hold a Signal
Shows the effect of different trigger events on output of the Sample and Hold block. - Repeat Signal in Single-Rate Frame-Based Processing Mode
Repeat the signal in single-rate processing mode. - Repeat Signal in Multirate Frame-Based Processing Mode
Repeat the signal in multirate frame-based processing mode.
Opérations sur les signaux
- Matrices, Vectors, and Scalars
Simulink supports matrix signals, one-dimensional arrays, sample-based processing, and frame-based processing. - Floating-Point and Fixed-Point Data Types
The inputs and outputs of the communications blocks support various data types.
Retard et latence
- Delays in Communication Systems
Delays such as propagation delay and processing delay in communication systems. - Causes of Processing Delay
Sources and types of functions and operation causing processing delay. - Manipulate Delays
Purpose, methods, and implications of manipulating delays in communication systems.
Support des signaux de taille variable
- Variable-Size Signal Basics (Simulink)
Create a variable-size signal whose size and values can change during a simulation. - Variable-Size Signal Support with System Objects
List of System objects that support variable-sized signals in Communications Toolbox™.