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신호 연산
신호 지연, 재배치, 리샘플링, 윈도우 적용
DSP System Toolbox™의 블록과 System object를 사용하여 레이트 변환, 컨벌루션, 디지털 상향 및 디지털 하향 변환, 위상 추출, DC 성분 제거, 피크 위치, 신호 패딩, 지연 추가와 같은 신호 연산을 수행할 수 있습니다.
객체
블록
도움말 항목
샘플 기반 처리 및 프레임 기반 처리
- 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. - Inspect Sample and Frame Rates in Simulink
Understand sample time, sample rate, frame period, and frame rate in the context of a Simulink model. Determine the sample and frame rates of signals in your model. - Convert Sample and Frame Rates in Simulink Using Rate Conversion Blocks
Learn how direct-rate conversion blocks impact the sample rate and frame rate of signals in Simulink models. - Compare Speed Performance in Frame-Based Processing Mode Using Simulink Profiler
Process signals using frame-based processing and compare the performance using Simulink profiler.
레이트 변환
- 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.
신호 연산
- Generate and Apply Hamming Window
Generates and applies a Hamming window using Window Function block. - Unwrap Signal
This model shows basic unwrapping using the Unwrap block. - Convolution of Two Inputs
This model shows how to convolve two vectors using the Convolution block. - Pad or Truncate Matrix with Constant Values
Use the Pad block to pad or truncate constant values to a matrix. - Extract the Phase of Sine Wave
Use the Phase Extractor block to extract the phase of a sine wave signal. - Use DC Blocker to Remove DC Component of Signal
Remove DC component of signal using IIR and Subtract mean estimation algorithms. - DC Blocker with Fixed Point Data
Use DC Blocker block to remove DC offset from fixed-point data. - Truncate Data Vector Using Offset Block
Truncate data vector using Offset block in all the four modes. - Detect Number of Zero Crossings in Signal
Detect number of zero crossings using Zero Crossing block. - Find Peak Values in a Signal
Shows the analysis made by the Peak Finder block while processing an input vector. - Effect of Overflow Mode on Peak Finder Output
Effect of saturate on integer overflow parameter on the Peak Finder output.
지연 및 대기 시간
- Delay and Latency
Configure the Simulink environment to minimize delay and increase simulation performance. - Delay Signal Using Multitap Fractional Delay
Concurrently delay an input signal using multiple taps.
가변 크기 신호 지원
- Variable-Size Signal Basics (Simulink)
Create a variable-size signal whose size and values can change during a simulation. - Variable-Size Signal Support DSP System Objects
List of System objects that support variable-sized signals in DSP System Toolbox.