Vaisala RVP10, Быстрый справочник по оборудованию

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4. Technical specifications
4.1 Signal processing
Table 10 Signal processing
Feature Description
Azimuth averaging 2 ... 1024 pulses
Clutter filters Fixed/Adaptive GMAP in frequency domain, or IIR time domain
Data outputs (8 and 16 bit) Ah/v , Azdr , CCOR , CSP , CSR , dBT , dBZ , dBZt , KDP , LDR , LOG ,
PHIH/V , PHIDP , PMI , R , RHOHV , SNR , SQI , T , V , VC , W , Z , ZC , ZDR ,
ZDRC , Zh , Zv , Zhv
Optional data outputs HCLASS , I/Q
Dual-polarization Alternating, Simultaneous, H only, V only
Dual PRF velocity
de
‑
aliasing
2:3, 3:4, or 4:5 for 2X, 3X, or 4X velocity unfolding
High sensitivity Zhv STAR
Rhv STAR mode processing > 3 dB improvement detection gain
Processing modes PPP, FFT/DFT, Random phase 2nd trip filtering/recovery
Maximum number of range
bins Full unambiguous range at minimum resolution, or more than 10,000
range bins per channel (whichever is less)
Minimum range resolution Down to 15 meters (accuracy of ±1.0 m).
Maximum range Up to 1024 km
4.1.1 Processing algorithms
Table 11 Processing algorithms
Algorithm Description
I / Q signal correction
options
• Amplitude jitter correction based on running average of transmit
power from burst pulse
• Interference correction for single pulse interference
• Saturation correction (3 ... 5 dB)
Primary processing modes • Poly-Pulse Pair (PPP)
• DFT
• Random or phase coded second trip echo filtering/recovery
• Optional polarization with full co-variance matrix (
Zdr , PHIDP ,
LDR
,
RHOHV
, and so on)
• Optional pulse compression
Chapter 4 – Technical specifications
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