시공간 적응 처리
DPCA 및 ADPCA 펄스 제거, SMI(샘플 행렬 역산) 빔포밍
위상 배열에서 수신된 신호는 종종 간섭이나 배경 클러터에 의해 묻힙니다. 음향 응용 분야에서는 클러터를 반향(reverberation)이라고 합니다. Phased Array System Toolbox™ 알고리즘은 STAP(시공간 적응 처리)를 수행합니다. STAP 처리는 시간 필터링과 공간 필터링을 결합하여 간섭 재머를 무효화합니다. STAP 처리를 사용하여 배경 클러터에서 느리게 움직이거나 정지 상태인 타깃을 검출할 수 있습니다.
객체
phased.STAPSMIBeamformer | Sample matrix inversion (SMI) beamformer |
phased.DPCACanceller | Displaced phase center array (DPCA) pulse canceller |
phased.ADPCACanceller | Adaptive DPCA (ADPCA) pulse canceller |
phased.AngleDopplerResponse | Angle-Doppler response |
블록
| SMI Beamformer | Sample matrix inversion (SMI) beamformer |
| DPCA Canceller | Displaced phase center array (DPCA) pulse canceller for a uniform linear array |
| ADPCA Canceller | Adaptive displaced phase center array (ADPCA) pulse canceller for a uniform linear array |
| Angle Doppler Response | Angle-Doppler response |
| Data Cube Slicer | Slice data cube along specified dimensions |
함수
dopsteeringvec | Doppler steering vector |
val2ind | Uniform grid index |
도움말 항목
STAP
- Angle-Doppler Response
Create angle-Doppler response maps to detect objects. - Displaced Phase Center Antenna Pulse Canceller
Use displaced phase center antenna (DPCA) pulse cancellation to improve detection in the presence of clutter. - Adaptive Displaced Phase Center Antenna Pulse Canceller
Use adaptive displaced phase center antenna (ADPCA) pulse cancellation to improve detection in the presence of clutter and interference. - Sample Matrix Inversion Beamformer
Use Sample Matrix Inversion (SMI) beamformer to optimally suppress clutter and jammer interference.
표준
- Radar Data Cube
This section introduces the data cube for radar signal processing. - Units of Measure and Physical Constants
Phased Array System Toolbox uses the International System of Units (SI). - Standards and Conventions
This section introduces the concept of baseband signals and defines the local and global coordinate systems used in the toolbox.
