CN104569926A - Control method and system for land feature spectrum RCS measurement - Google Patents
Control method and system for land feature spectrum RCS measurement Download PDFInfo
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- CN104569926A CN104569926A CN201510004880.4A CN201510004880A CN104569926A CN 104569926 A CN104569926 A CN 104569926A CN 201510004880 A CN201510004880 A CN 201510004880A CN 104569926 A CN104569926 A CN 104569926A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/28—Details of pulse systems
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Abstract
The invention provides a control method and system for land feature spectrum RCS measurement. Various RCS measurement modes can be provided. The method includes the steps that a transceiver antenna is adjusted to the first target position on an arc guide rail and is controlled to point to a horizontal moving platform all the time; a tested target is adjusted to the initial position of a horizontal guide rail, and the tested target is controlled to conduct linear movement or circular movement; scattering echo data of the tested target are obtained, and RCS measurement is conducted. The system comprises a first control unit used for adjusting the transceiver antenna to the first target position on the arc guide rail and controlling the transceiver antenna to point to the horizontal moving platform all the time, a second control unit used for adjusting the tested target to the initial position of the horizontal guide rail and controlling the tested target to conduct linear movement or circular movement, and a measuring unit used for obtaining the scattering echo data of the tested target for conducting RCS measurement. The control method and system are suitable for the technical field of electromagnetic scattering feature measurement.
Description
Technical field
The present invention relates to Electromagnetic Scattering Characteristics field of measuring technique, refer to a kind of control method and system of ground-object spectrum rcs measurement especially.
Background technology
Monostatic radar refers to that electromagnetic wave energy outputs to antenna from radar hardware, go out from aerial radiation (transmitting) again, the echo then returned from one or more object is received by the antenna of previous emittance, and that is electromagnetic transmitting and receiving are at same position; Bistatic radar refers to that electromagnetic wave energy outputs to emitting antenna from radar hardware, radiate from emitting antenna again, the echo then returned from one or more object is received by receiving antenna 21, finally transmit back the hardware device of radar, that is, electromagnetic transmitting and receiving are in different positions.
At present, ground-object spectrum radar scattering characteristic (radia cross section, RCS) measurement pattern of Measurement and Control System is general more single, same control system can not meet multiple rcs measurement needs, and such as, described Measurement and Control System both can not support the dual station circumference rcs measurement of measured target, support again the dual station straight line rcs measurement of measured target, object spectrum characteristics refers to the radiation that ground object has, and absorbs, reflection and the electromagnetic characteristic of projection one wavelength range.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of control method and system of ground-object spectrum rcs measurement, to solve the single problem of rcs measurement pattern existing for prior art.
For solving the problems of the technologies described above, the embodiment of the present invention provides a kind of control method and system of ground-object spectrum rcs measurement.
On the one hand, the embodiment of the present invention provides a kind of control method of ground-object spectrum rcs measurement, comprising: be placed in by measured target on the low reflection foam stand of revolving table position, described turntable is positioned at the upper end of translate stage; Described method comprises:
Dual-mode antenna is adjusted to the first object position on arc-shaped guide rail and controls described dual-mode antenna and point to described translate stage all the time;
Described measured target be adjusted to the initial position of horizontal guide rail and control described measured target moving linearly or circular motion;
The scatter echo data obtaining described measured target carry out rcs measurement.
Alternatively, described described measured target is adjusted to horizontal guide rail initial position and control described measured target moving linearly and comprise:
Described measured target is adjusted to the outside of horizontal guide rail, and by described turntable, described measured target is rotated to constant bearing angle, then control rack by translate stage and control described translate stage and slide inner side to described horizontal guide rail.
Alternatively, the scatter echo data of the described measured target of described acquisition are carried out rcs measurement and are comprised:
Control rack generation synchronizing pulse by described translate stage and trigger the scatter echo data that the dual-mode antenna being in first object position gathers described measured target;
Distribute board by described scatter echo data by pulse collection and transfer to measuring equipment;
By described measuring equipment, an analysis to measure is carried out to the described scatter echo data received;
Described dual-mode antenna is adjusted to next target location on arc-shaped guide rail according to the first angle intervals preset, and controls described translate stage walks to described horizontal guide rail outside from the sideslip of described horizontal guide rail;
In next target location described, gather the scatter echo data of described measured target and carry out secondary analysis measurement.
Alternatively, described described measured target is adjusted to horizontal guide rail initial position and control described measured target and circle and comprise:
Described measured target is adjusted to the initial position of horizontal guide rail, and by turning table control rack control described measured target according to preset the second angle intervals make orientation to rotation, described initial position comprises: the center of described horizontal guide rail.
Alternatively, the scatter echo data of the described measured target of described acquisition are carried out rcs measurement and are comprised:
According to the initial frequency preset and Measurement bandwidth, produce synchronizing pulse by turning table control rack and trigger the dual-mode antenna collection the scatter echo data recording all Frequency points of described measured target in described Measurement bandwidth that are in target location, wherein, described target location is N number of, N is not less than 2, described arc-shaped guide rail is spacedly distributed, and described target location comprises: first object position;
Distribute board by described scatter echo data by pulse collection and transfer to measuring equipment;
By described measuring equipment, the described scatter echo data analysis received is measured.
On the other hand, the embodiment of the present invention also provides a kind of control system of ground-object spectrum rcs measurement, comprising: be placed in by measured target on the low reflection foam stand of revolving table position, described turntable is positioned at the upper end of translate stage; Described system comprises:
First control module: control described dual-mode antenna point to described translate stage all the time for the first object position that dual-mode antenna is adjusted on arc-shaped guide rail;
Second control module: for described measured target being adjusted to the initial position of horizontal guide rail and controlling described measured target moving linearly or circular motion;
Measuring unit: the scatter echo data for obtaining described measured target carry out rcs measurement.
Alternatively, described second control module comprises:
First slides module: for described measured target being adjusted to the outside of horizontal guide rail;
First rotary module: for described measured target being rotated to constant bearing angle by described turntable;
Described first slides module: also control described translate stage slide inner side to described horizontal guide rail for being controlled rack by translate stage.
Alternatively, described measuring unit comprises:
Acquisition module: trigger the scatter echo data that the dual-mode antenna being in first object position gathers described measured target for being controlled rack generation synchronizing pulse by described translate stage;
Transport module: transfer to measuring equipment for distributing board by described scatter echo data by pulse collection;
Measurement module: for carrying out an analysis to measure by described measuring equipment to the described scatter echo data received;
Adjusting module: for described dual-mode antenna to be adjusted to next target location on arc-shaped guide rail according to the first angle intervals preset;
Described first slides module: the outside also walking to described horizontal guide rail for controlling described translate stage from the sideslip of described horizontal guide rail;
Described measurement module: also in next target location described, gather the scatter echo data of described measured target and carry out secondary analysis measurement.
Alternatively, described second control module comprises:
Second slides module: for described measured target being adjusted to the initial position of horizontal guide rail;
Second rotary module: make orientation to rotation for being controlled described measured target by turning table control rack according to the second angle intervals preset, described initial position comprises: the center of described horizontal guide rail.
Alternatively, described measuring unit comprises:
Described acquisition module: also for according to preset initial frequency and Measurement bandwidth, produce synchronizing pulse by turning table control rack and trigger the dual-mode antenna collection the scatter echo data recording all Frequency points of described measured target in described Measurement bandwidth that are in target location, wherein, described target location is N number of, N is not less than 2, described arc-shaped guide rail is spacedly distributed, and described target location comprises: first object position;
Described transport module: also transfer to measuring equipment for distributing board by described scatter echo data by pulse collection;
Described measurement module: also for being measured the described scatter echo data analysis received by described measuring equipment.
The beneficial effect of technique scheme of the present invention is as follows:
In such scheme, control described dual-mode antenna point to described translate stage all the time by the first object position that dual-mode antenna is adjusted on arc-shaped guide rail, the turntable that the translate stage that the initial position simultaneously described measured target being adjusted to horizontal guide rail also controls the described measured target of carrying carries described measured target along described horizontal guide rail moving linearly or control circles, and the scatter echo data finally obtaining described measured target carry out rcs measurement.Like this, in the different angles of described arc-shaped guide rail, rcs measurement is carried out to described testee by described dual-mode antenna, and link with described turntable or described translate stage further, thus the RCS of the list station circumference of described measured target, straight line, sphere and cylinder or dual station circumference, straight line, sphere and cylinder can be measured with multi-angle, meet multiple rcs measurement needs, there is good application scenario, and described dual-mode antenna points to described translate stage all the time, rcs measurement precision can be improved.
Accompanying drawing explanation
The control method process flow diagram of the ground-object spectrum rcs measurement that Fig. 1 provides for the embodiment of the present invention one;
The structural representation of the arc-shaped guide rail that Fig. 2 provides for the embodiment of the present invention;
The structural representation of the dual station straight line pattern rcs measurement that Fig. 3 provides for the embodiment of the present invention;
The structural representation of the dual station cylinder mode rcs measurement that Fig. 4 provides for the embodiment of the present invention;
The structural representation of the dual station circular pattern rcs measurement that Fig. 5 provides for the embodiment of the present invention;
The structural representation of the dual station spherical mode rcs measurement that Fig. 6 provides for the embodiment of the present invention;
The structural representation of the control system of the ground-object spectrum rcs measurement that Fig. 7 provides for the embodiment of the present invention two;
Fig. 8 is the detailed construction schematic diagram of in Fig. 7 102.
Embodiment
For making the technical problem to be solved in the present invention, technical scheme and advantage clearly, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
The present invention is directed to the problem that existing rcs measurement pattern is single, a kind of control method and system of ground-object spectrum rcs measurement are provided.
Embodiment one
Shown in Fig. 1, the control method of the ground-object spectrum rcs measurement that the embodiment of the present invention provides, comprising: be placed in by measured target 4 on the low reflection foam stand 8 of turntable 5 position, described turntable 5 is positioned at the upper end of translate stage 6; Described method comprises:
S101: dual-mode antenna is adjusted to the first object position on arc-shaped guide rail 3 and controls described dual-mode antenna and point to described translate stage 6 all the time;
S102: described measured target 4 be adjusted to the initial position of horizontal guide rail 7 and control described measured target 4 moving linearly or circular motion;
S103: the scatter echo data obtaining described measured target 4 carry out rcs measurement.
The control method of ground-object spectrum rcs measurement described in the embodiment of the present invention, dual-mode antenna is adjusted to the first object position on arc-shaped guide rail 3 and controls described dual-mode antenna and point to described translate stage 6 all the time, the turntable 5 that the translate stage 6 that the initial position simultaneously described measured target 4 being adjusted to horizontal guide rail 7 also controls the described measured target 4 of carrying carries described measured target 4 along described horizontal guide rail 7 moving linearly or control circles, and the scatter echo data finally obtaining described measured target 4 carry out rcs measurement.Like this, in the different angles of described arc-shaped guide rail 3, rcs measurement is carried out to described testee by described dual-mode antenna, and link with described turntable 5 or described translate stage 6 further, thus the RCS of the list station circumference of described measured target 4, straight line, sphere and cylinder or dual station circumference, straight line, sphere and cylinder can be measured with multi-angle, meet multiple rcs measurement needs, there is good application scenario, and adopt low reflection foam stand 8 and control described dual-mode antenna and point to described translate stage 6 all the time, rcs measurement precision can be improved.
Shown in Fig. 2, in the embodiment of the present invention, such as, in bistatic radar, be provided with the northern dolly 1 of carrying emitting antenna 11 in the north of arc-shaped guide rail 3 and be provided with the southern dolly 2 of carrying receiving antenna 21 in the south of arc-shaped guide rail 3, wherein, emitting antenna 11 is connected with northern dolly 1 by northern antenna rotating platform 12, and receiving antenna 21 is connected with southern dolly 2 by southern antenna rotating platform 22.Control rack by main control computer to north and south dolly and send first object position control instruction, described north and south dolly control rack according to the described first object position control instruction received control described north and south dolly (southern dolly 2 and northern dolly 1) arcuately guide rail 3 move to first object position and produce synchronizing pulse, control described dual-mode antenna (emitting antenna and receiving antenna 21) by north and south antenna rotating platform control rack simultaneously and point to described translate stage 6 all the time.Such as, in the embodiment of the present invention, in monostatic radar, arc-shaped guide rail 3 only need be provided with the northern dolly 1 of carrying emitting antenna 11 or only need be provided with the southern dolly 2 of carrying receiving antenna 21, now described emitting antenna 11 or receiving antenna 21 are dual-mode antenna.Control rack by main control computer to north and south dolly and send first object position command, described north and south dolly control rack according to the described first object position command described southern dolly 2 of control received or northern dolly 1 arcuately guide rail 3 move to first object position and produce synchronizing pulse, wherein, described arc-shaped guide rail 3 is perpendicular to ground, described dual-mode antenna can circle along described arc-shaped guide rail 3 with certain luffing angle, controls described dual-mode antenna simultaneously point to described translate stage 6 all the time by north and south antenna rotating platform control rack.
In the embodiment of the control method of aforementioned ground-object spectrum rcs measurement, alternatively, described described measured target 4 is adjusted to horizontal guide rail 7 initial position and control described measured target 4 moving linearly and comprise:
Described measured target 4 is adjusted to the outside of horizontal guide rail 7, and by described turntable 5, described measured target 4 is rotated to constant bearing angle, then control rack by translate stage and control described translate stage 6 and slide inner side to described horizontal guide rail 7.
Shown in Fig. 3, in the embodiment of the present invention, for dual station straight line pattern, first described translate stage controls the initial position instruction that rack receives the described measured target 4 that main control computer is sent, such as, the outside 71 of horizontal guide rail, described translate stage control rack controls described translate stage 6 according to described initial position instruction and slides thus the outside 71 low reflection foam stand 8 being loaded with measured target 4 being adjusted to horizontal guide rail, and by the rotation of turning table control rack control turntable, described measured target 4 is rotated to constant bearing angle, then, control described translate stage 6 by translate stage control rack slide the inner side 72 to described horizontal guide rail and produce synchronizing pulse, described synchronizing pulse triggers the scatter echo data that the receiving antenna 21 being in first object position gathers described measured target 4, and described scatter echo data are transferred to measuring equipment by pulse collection distribution board, by described measuring equipment, the described scatter echo data analysis received is measured, thus the dual station straight line rcs measurement completed measured target 4.
In the embodiment of the present invention, for ray mode of singly standing erectly, by dual-mode antenna radiated electromagnetic wave and the scatter echo data gathering described measured target 4, other process is consistent with dual station straight line.
In the embodiment of the present invention, such as, main control computer can also be overlapped by programmable networks server and 4 and control rack and carry out alternately, thus control the operation of rack by 4 covers described in described programmable networks server controls, described programmable networks server can overlap with described 4 the network communication program that rack carries out communication that controls for what write by C language, the work load of main control computer can be alleviated by described programmable networks server, the described network communication Sequence motion cycle can be set to 1ms, has higher real-time.Concrete, when carrying out rcs measurement to described measured target 4, the described webserver of weaving into accepts the steering order that main control computer sent by network, and after described steering order is resolved, being sent to that north and south antenna rotating platform controls rack, north and south arc dolly controls rack, turning table control rack or translate stage and controls rack thus control six complete equipments motions again respectively by network, described six complete equipments comprise: translate stage 6, turntable 5, southern dolly 2, northern dolly 1, southern antenna rotating platform 22 and northern antenna rotating platform 12.
In the embodiment of the control method of aforementioned ground-object spectrum rcs measurement, alternatively, described in
The scatter echo data of the described measured target 4 of described acquisition are carried out rcs measurement and are comprised:
Control rack generation synchronizing pulse by described translate stage and trigger the scatter echo data that the dual-mode antenna being in first object position gathers described measured target 4;
Distribute board by described scatter echo data by pulse collection and transfer to measuring equipment;
By described measuring equipment, an analysis to measure is carried out to the described scatter echo data received;
Described dual-mode antenna is adjusted to next target location on arc-shaped guide rail 3 according to the first angle intervals preset, and controls described translate stage 6 walks to described horizontal guide rail 7 outside from the sideslip of described horizontal guide rail 7;
In next target location described, gather the scatter echo data of described measured target 4 and carry out secondary analysis measurement.
Shown in Fig. 4, in the embodiment of the present invention, for dual station cylinder mode, based on two war straight line pattern, by described measuring equipment, an analysis to measure is carried out to the described scatter echo data received; control rack by main control computer to north and south dolly again and send next target location steering order, described north and south dolly controls rack and controls described north and south dolly according to next the target location steering order described received and to be adjusted to next target location on arc-shaped guide rail 3 according to the first default angle intervals, because described dual-mode antenna is arranged on the dolly of described north and south, thus by the position of adjustment north and south dolly, described dual-mode antenna can be adjusted to next target location, control rack by described translate stage again to control described translate stage 6 and slide the outside 71 to described horizontal guide rail from the inner side 72 of described horizontal guide rail and produce synchronizing pulse, described synchronizing pulse triggers the scatter echo data that the receiving antenna 21 being in next target location described gathers described measured target 4, and described scatter echo data are transferred to measuring equipment by pulse collection distribution board, by described measuring equipment, secondary analysis measurement is carried out to the described scatter echo data received, thus the dual station cylinder rcs measurement completed measured target 4.
In the embodiment of the present invention, for single station cylinder mode, by dual-mode antenna radiated electromagnetic wave and the scatter echo data gathering described measured target 4, other process is consistent with dual station cylinder.
In the embodiment of the present invention, because described measuring equipment can only gather 1 road pulse signal at synchronization, therefore adopt described pulse collection to distribute board to go to gather the pulse signal that 4 covers control rack, described pulse collection distribution board specifies 1 road synchronization pulse to send to measuring equipment by according to main control computer by the steering order that RS422 transmits simultaneously simultaneously.
In the embodiment of the control method of aforementioned ground-object spectrum rcs measurement, alternatively, described described measured target 4 is adjusted to horizontal guide rail 7 initial position and control described measured target 4 and circle and comprise:
Described measured target 4 is adjusted to the initial position of horizontal guide rail 7, and by turning table control rack control described measured target 4 according to preset the second angle intervals make orientation to rotation, described initial position comprises: the center of described horizontal guide rail 7.
Shown in Fig. 5, in the embodiment of the present invention, for dual station circumference, control described translate stage 6 by described translate stage control rack slide thus the low reflection foam stand 8 being loaded with measured target 4 is adjusted to the center of horizontal guide rail 7 or other positions of horizontal guide rail 7, and by turning table control rack control turntable 5 rotate by described measured target 4 according to preset the second angle intervals do orientation to rotation produce synchronizing pulse, described synchronizing pulse triggers the scatter echo data that the receiving antenna 21 being in first object position gathers described measured target 4, and described scatter echo data are transferred to measuring equipment by pulse collection distribution board, by described measuring equipment, the described scatter echo data analysis received is measured, thus the dual station circumference rcs measurement completed measured target 4.
In the embodiment of the present invention, for single station circular pattern, by dual-mode antenna radiated electromagnetic wave and the scatter echo data gathering described measured target 4, other process is consistent with single circumference of standing.
In the embodiment of the control method of aforementioned ground-object spectrum rcs measurement, alternatively, the scatter echo data of the described measured target 4 of described acquisition are carried out rcs measurement and are comprised:
According to the initial frequency preset and Measurement bandwidth, produce synchronizing pulse by turning table control rack and trigger the dual-mode antenna collection the scatter echo data recording all Frequency points of described measured target 4 in described Measurement bandwidth that are in target location, wherein, described target location is N number of, N is not less than 2, described arc-shaped guide rail 3 is spacedly distributed, and described target location comprises: first object position;
Distribute board by described scatter echo data by pulse collection and transfer to measuring equipment;
By described measuring equipment, the described scatter echo data analysis received is measured.
Shown in Fig. 6, in the embodiment of the present invention, for dual station spherical mode, according to the initial frequency preset and Measurement bandwidth, trigger by turning table control rack generation synchronizing pulse the receiving antenna 21 being in first object position gather and record the scatter echo data of described measured target 4 at all Frequency points, and described scatter echo data are transferred to measuring equipment by pulse collection distribution board, then by described measuring equipment, an analysis to measure is carried out to the described scatter echo data received, then control rack by main control computer to north and south dolly and send next target location steering order, described north and south dolly controls rack and controls described north and south dolly according to next the target location steering order described received and to be adjusted to next target location on arc-shaped guide rail 3 according to the first default angle intervals, because described dual-mode antenna is arranged on the dolly of described north and south, thus by the position of adjustment north and south dolly, described dual-mode antenna can be adjusted to next target location, control rack by described turntable 5 again and produce synchronizing pulse, trigger the scatter echo data that the receiving antenna 21 being in next target location gathers described measured target 4, and described scatter echo data are transferred to measuring equipment by pulse collection distribution board, by described measuring equipment, secondary analysis measurement is carried out to the described scatter echo data received, the first angle intervals continued according to presetting adjusts described dual-mode antenna next target location on arc-shaped guide rail 3, gathering described measured target 4 in next target location described in the scatter echo data of all Frequency points carries out analysis to measure, until the scatter echo data acquisition all completing described measured target 4 in described N number of target location is measured, thus complete the dual station cylinder rcs measurement to measured target 4.
In the embodiment of the present invention, for single station spherical mode, by dual-mode antenna radiated electromagnetic wave and the scatter echo data gathering described measured target 4, other process is consistent with dual station sphere.
Embodiment two
The present invention also provides a kind of embodiment of control system of ground-object spectrum rcs measurement, because the control system of ground-object spectrum rcs measurement provided by the invention is corresponding with the embodiment of the control method of aforementioned ground-object spectrum rcs measurement, the control system of this ground-object spectrum rcs measurement can realize object of the present invention by the process step performed in said method embodiment, explanation explanation in the control method embodiment of therefore above-mentioned ground-object spectrum rcs measurement, also the embodiment of the control system of ground-object spectrum rcs measurement provided by the invention is applicable to, to repeat no more in embodiment below the present invention.
Shown in Fig. 7, the embodiment of the present invention also provides a kind of control system of ground-object spectrum rcs measurement, comprising: be placed in by measured target 4 on the low reflection foam stand 8 of turntable 5 position, described turntable 5 is positioned at the upper end of translate stage 6; Described system comprises:
First control module 101: control described dual-mode antenna point to described translate stage 6 all the time for the first object position that dual-mode antenna is adjusted on arc-shaped guide rail 3;
Second control module 102: for described measured target 4 being adjusted to the initial position of horizontal guide rail 7 and controlling described measured target 4 moving linearly or circular motion;
Measuring unit 103: the scatter echo data for obtaining described measured target 4 carry out rcs measurement.
The control system of ground-object spectrum rcs measurement described in the embodiment of the present invention, control described dual-mode antenna point to described translate stage 6 all the time by the first object position that dual-mode antenna is adjusted on arc-shaped guide rail 3, the turntable 5 that the translate stage 6 that the initial position simultaneously described measured target 4 being adjusted to horizontal guide rail 7 also controls the described measured target 4 of carrying carries described measured target 4 along described horizontal guide rail 7 moving linearly or control circles, and the scatter echo data finally obtaining described measured target 4 carry out rcs measurement.Like this, in the different angles of described arc-shaped guide rail 3, rcs measurement is carried out to described testee by described dual-mode antenna, and link with described turntable 5 or described translate stage 6 further, thus the RCS of the list station circumference of described measured target 4, straight line, sphere and cylinder or dual station circumference, straight line, sphere and cylinder can be measured with multi-angle, meet multiple rcs measurement needs, there is good application scenario, and described dual-mode antenna points to described translate stage 6 all the time, can improve rcs measurement precision.
Shown in Fig. 8, alternatively, described second control module 102 comprises:
First slides module: for described measured target 4 being adjusted to the outside of horizontal guide rail 7;
First rotary module: for described measured target 4 being rotated to constant bearing angle by described turntable 5;
Described first slides module: also control described translate stage 6 slide inner side to described horizontal guide rail 7 for being controlled rack by translate stage.
Alternatively, described measuring unit 103 comprises:
Acquisition module: trigger the scatter echo data that the dual-mode antenna being in first object position gathers described measured target 4 for being controlled rack generation synchronizing pulse by described translate stage;
Transport module: transfer to measuring equipment for distributing board by described scatter echo data by pulse collection;
Measurement module: for carrying out an analysis to measure by described measuring equipment to the described scatter echo data received;
Adjusting module: for described dual-mode antenna to be adjusted to next target location on arc-shaped guide rail 3 according to the first angle intervals preset;
Described first slides module: the outside also walking to described horizontal guide rail 7 for controlling described translate stage 6 from the sideslip of described horizontal guide rail 7;
Described measurement module: also in next target location described, gather the scatter echo data of described measured target 4 and carry out secondary analysis measurement.
Alternatively, described second control module 102 comprises:
Second slides module: for described measured target 4 being adjusted to the initial position of horizontal guide rail 7;
Second rotary module: make orientation to rotation for being controlled described measured target 4 by turning table control rack according to the second angle intervals preset, described initial position comprises: the center of described horizontal guide rail 7.
Alternatively, described measuring unit 103 comprises:
Described acquisition module: also for according to preset initial frequency and Measurement bandwidth, produce synchronizing pulse by turning table control rack and trigger the dual-mode antenna collection the scatter echo data recording all Frequency points of described measured target 4 in described Measurement bandwidth that are in target location, wherein, described target location is N number of, N is not less than 2, described arc-shaped guide rail 3 is spacedly distributed, and described target location comprises: first object position;
Described transport module: also transfer to measuring equipment for distributing board by described scatter echo data by pulse collection;
Described measurement module: also for being measured the described scatter echo data analysis received by described measuring equipment.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. a control method for ground-object spectrum rcs measurement, is characterized in that, comprising: be placed in by measured target on the low reflection foam stand of revolving table position, described turntable is positioned at the upper end of translate stage; Described method comprises:
Dual-mode antenna is adjusted to the first object position on arc-shaped guide rail and controls described dual-mode antenna and point to described translate stage all the time;
Described measured target be adjusted to the initial position of horizontal guide rail and control described measured target moving linearly or circular motion;
The scatter echo data obtaining described measured target carry out rcs measurement.
2. the control method of ground-object spectrum rcs measurement according to claim 1, is characterized in that, described described measured target is adjusted to horizontal guide rail initial position and control described measured target moving linearly and comprise:
Described measured target is adjusted to the outside of horizontal guide rail, and by described turntable, described measured target is rotated to constant bearing angle, then control rack by translate stage and control described translate stage and slide inner side to described horizontal guide rail.
3. the control method of ground-object spectrum rcs measurement according to claim 2, is characterized in that, the scatter echo data of the described measured target of described acquisition are carried out rcs measurement and comprised:
Control rack generation synchronizing pulse by described translate stage and trigger the scatter echo data that the dual-mode antenna being in first object position gathers described measured target;
Distribute board by described scatter echo data by pulse collection and transfer to measuring equipment;
By described measuring equipment, an analysis to measure is carried out to the described scatter echo data received;
Described dual-mode antenna is adjusted to next target location on arc-shaped guide rail according to the first angle intervals preset, and controls described translate stage walks to described horizontal guide rail outside from the sideslip of described horizontal guide rail;
In next target location described, gather the scatter echo data of described measured target and carry out secondary analysis measurement.
4. the control method of ground-object spectrum rcs measurement according to claim 1, is characterized in that, described described measured target is adjusted to horizontal guide rail initial position and control described measured target and circle and comprise:
Described measured target is adjusted to the initial position of horizontal guide rail, and by turning table control rack control described measured target according to preset the second angle intervals make orientation to rotation, described initial position comprises: the center of described horizontal guide rail.
5. the control method of ground-object spectrum rcs measurement according to claim 4, is characterized in that, the scatter echo data of the described measured target of described acquisition are carried out rcs measurement and comprised:
According to the initial frequency preset and Measurement bandwidth, produce synchronizing pulse by turning table control rack and trigger the dual-mode antenna collection the scatter echo data recording all Frequency points of described measured target in described Measurement bandwidth that are in target location, wherein, described target location is N number of, N is not less than 2, described arc-shaped guide rail is spacedly distributed, and described target location comprises: first object position;
Distribute board by described scatter echo data by pulse collection and transfer to measuring equipment;
By described measuring equipment, the described scatter echo data analysis received is measured.
6. a control system for ground-object spectrum rcs measurement, is characterized in that, comprising: be placed in by measured target on the low reflection foam stand of revolving table position, described turntable is positioned at the upper end of translate stage; Described system comprises:
First control module: control described dual-mode antenna point to described translate stage all the time for the first object position that dual-mode antenna is adjusted on arc-shaped guide rail;
Second control module: for described measured target being adjusted to the initial position of horizontal guide rail and controlling described measured target moving linearly or circular motion;
Measuring unit: the scatter echo data for obtaining described measured target carry out rcs measurement.
7. the control system of ground-object spectrum rcs measurement according to claim 6, is characterized in that, described second control module comprises:
First slides module: for described measured target being adjusted to the outside of horizontal guide rail;
First rotary module: for described measured target being rotated to constant bearing angle by described turntable;
Described first slides module: also control described translate stage slide inner side to described horizontal guide rail for being controlled rack by translate stage.
8. the control system of ground-object spectrum rcs measurement according to claim 7, is characterized in that, described measuring unit comprises:
Acquisition module: trigger the scatter echo data that the dual-mode antenna being in first object position gathers described measured target for being controlled rack generation synchronizing pulse by described translate stage;
Transport module: transfer to measuring equipment for distributing board by described scatter echo data by pulse collection;
Measurement module: for carrying out an analysis to measure by described measuring equipment to the described scatter echo data received;
Adjusting module: for described dual-mode antenna to be adjusted to next target location on arc-shaped guide rail according to the first angle intervals preset;
Described first slides module: the outside also walking to described horizontal guide rail for controlling described translate stage from the sideslip of described horizontal guide rail;
Described measurement module: also in next target location described, gather the scatter echo data of described measured target and carry out secondary analysis measurement.
9. the control system of ground-object spectrum rcs measurement according to claim 6, is characterized in that, described second control module comprises:
Second slides module: for described measured target being adjusted to the initial position of horizontal guide rail;
Second rotary module: make orientation to rotation for being controlled described measured target by turning table control rack according to the second angle intervals preset, described initial position comprises: the center of described horizontal guide rail.
10. the control system of ground-object spectrum rcs measurement according to claim 9, is characterized in that, described measuring unit comprises:
Described acquisition module: also for according to preset initial frequency and Measurement bandwidth, produce synchronizing pulse by turning table control rack and trigger the dual-mode antenna collection the scatter echo data recording all Frequency points of described measured target in described Measurement bandwidth that are in target location, wherein, described target location is N number of, N is not less than 2, described arc-shaped guide rail is spacedly distributed, and described target location comprises: first object position;
Described transport module: also transfer to measuring equipment for distributing board by described scatter echo data by pulse collection;
Described measurement module: also for being measured the described scatter echo data analysis received by described measuring equipment.
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