Operazioni sul segnale
Scrambling, punteggiatura, interlacciamento, conversione tra bit e decimale e gestione del ritardo
Eseguire varie operazioni sui bit e la gestione del ritardo su segnali e blocchi di dati.
Funzioni
bit2int | Convert bits to integers (Da R2021b) |
int2bit | Convert integers to bits (Da 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 |
Oggetti
comm.Descrambler | Descramble input signal |
comm.Scrambler | Scramble input signal |
Blocchi
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 |
Argomenti
Elaborazione basata su campioni e fotogrammi
- 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.
Conversione della velocità
- 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.
Operazioni sul segnale
- 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.
Ritardo e latenza
- 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.
Supporto del segnale a dimensione variabile
- 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™.