fk | k-th frequency channel |
Name | Receiver channel name, S (Sum), DEl (Delta-Elevation), DAz (Delta-Azimuth) |
tAlign | Mono-pulse slope alignment time point |
tCal | Mono-pulse slope calibration time point |
W N a m e R C V f k | Mono-pulse slope weighting that simultaneously applies mono-pulse slope alignment and calibration W N a m e R C V f k = Z N a m e R C V , A l i g n f k ⋅ Z N a m e R C V , C a l f k |
Z N a m e R C V , A l i g n f k | Mono-pulse slope alignment weighting Z N a m e R C V , Align f k = A N a m e R C V C , A l i g n f k ⋅ e j Φ N a m e R C V . A l i g n f k |
Z N a m e R C V , C a l f k | Mono-pulse slope calibration weighting Z N a m e R C V , C a l f k = A N a m e R C V C , C a l f k ⋅ e j Φ N a m e R C V C , C a l f k |
z N a m e R C V , C a l f k | The output value measured through the calibration path to find the mono-pulse slope calibration weight z N a m e R C V , C a l f k = a N a m e R C V C , C a l f k ⋅ e j ϕ N a m e R C V C , C a l f k |
z N a m e R C V , r e f f k | Mono-pulse slope calibration reference values compared to find mono-pulse slope calibration weights z N a m e R C V , r e f f k = a N a m e R C V C , C a l f k ⋅ e j ϕ N a m e R C V C , r e f f k |
gRCVC,EXT(fk) | Complex calibration signal gain of active elements excluding receiver on main receiving path |
ΔgRCVC,EXT(fk,tCal − tAlign) | Changed complex calibration signal gain of active elements excluding the receiver on the receiving main path for tCal − tAlign time |
L Name R C V C , C f k | Complex calibration signal gain value of mono-pulse slope calibration path excluding main path |
aRCVC(fk) | Calibration signal applied to the calibration path through the waveform generator |
g N a m e R C V C , R C V f k | Complex receive gain value of receiver channel |
Δ g N a m e R C V C , R C V f k , t C a l − t A l i g n | Changed complex receive gain value of the receiver channel on the receive main path for tCal − tAlign time |
g W N a m e R C V f k | DCA(digital control attenuation) applied values inside the receiver channel for performance such as NAGC(noise auto gain control)[6] and AGC(auto gain control)[6]DCA reference: g W N a m e R C V f k = 1 0 dB |
b N a m e R C V f k , t A l i g n | The calibration signal output value finally output from the receiver channel by turning the calibration path at the time of alignment of the mono-pulse slope |