JPS6446777U

JPS6446777U -

Info

Publication number: JPS6446777U
Application number: JP14239087U
Authority: JP
Priority date: 1987-09-18
Filing date: 1987-09-18
Publication date: 1989-03-22

Description

[Brief explanation of the drawing]

第１図はこの考案の一実施例によるデータ解析
装置を示すブロツク図、第２図は従来のデータ解
析装置を示すブロツク図、第３図はＤＳＰＢｕ
ｓ内に存在するＦＦＴ出力データの出力例を示す
図、第４図は追尾状態時、ＦＦＴ出力データ内に
存在するトラツクマトリツクスの出力例を示す図
である。図において、１はパルスドツプラレーダ装置、
２は送信機、３は空中線、４は送受信切換器、５
は励振／受信機、６はレーダ計算機、７はデイジ
タル信号処理器、８はＤｉｇｉＢｕｓ、９はＤ
ＳＰＢｕｓ、１０は探知確率計算回路、１１は
計測装置、１２は解析装置、１３はデータ解析装
置、１４はＦＦＴ出力データ、１５はトラツクマ
トリツクス、１６は追尾目標データである。なお
、図中、同一符号は同一又は相当部分を示す。 Fig. 1 is a block diagram showing a data analysis device according to an embodiment of this invention, Fig. 2 is a block diagram showing a conventional data analysis device, and Fig. 3 is a block diagram showing a DSP Bu.
FIG. 4 is a diagram showing an output example of the FFT output data existing in the FFT output data during the tracking state. In the figure, 1 is a pulse Doppler radar device;
2 is a transmitter, 3 is an antenna, 4 is a transmitting/receiving switch, 5
is an excitation/receiver, 6 is a radar computer, 7 is a digital signal processor, 8 is Digi Bus, 9 is D
SP Bus, 10 is a detection probability calculation circuit, 11 is a measurement device, 12 is an analysis device, 13 is a data analysis device, 14 is FFT output data, 15 is a track matrix, and 16 is tracking target data. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.

Claims

[Scope of utility model registration request]

a transmitter for amplifying a radar transmission signal; an antenna for transmitting and receiving that radiates the output transmission signal of the transmitter into free space and receives a reflected signal from a target; and propagating the output signal of the transmitter to the antenna; A transmitting/receiving switch that propagates the reflected signal from the target received by the above-mentioned antenna to the receiving circuit, a highly stable high frequency signal generation circuit for pulsed Doppler, and a receiver that receives the reflected signal from the target, amplifies it, and converts it into a digital signal. an excitation/receiver having a circuit, a digital bus line through which a plurality of digital signals pass, and the transmitter, an antenna,
A radar computer that sends a command signal to the excitation/receiver and performs control and calculation based on the response signal, and
A digital signal processor performs signal processing on the digitized received signal output from the receiver and detects a target, and data for digital processing and processing results between the radar computer and the digital signal processor are processed. A measurement device that continuously measures various signal processing data of the tracking state of a pulse Doppler radar that detects and tracks a target during flight from the digital bus line and the digital signal processor. A data analysis device consisting of an analysis device that replays, analyzes and evaluates the data measured by the above measurement device on the ground extracts the target detection information and the number of scans from the digital bus line and calculates the probability of detecting the target. A data analysis device characterized in that the detection probability of the pulse Doppler radar can be automatically calculated by providing the data analysis device with a detection probability calculation circuit for calculating the detection probability.