阅读说明：本技术 用于毫米波相控阵天线的指向精度修正方法 (Pointing accuracy modification method for Millimeter Wave Phased Array Antenna ) 是由 经莹轩 于 2019-07-24 设计创作，主要内容包括：本发明提供了一种用于毫米波相控阵天线的指向精度修正方法,本发明利用所述测试工控机通过六轴机械臂子系统的高精度控制使得毫米波相控阵天线的波束指向精度修正得以实现,各测试部件通过组网连接实现了高度的自动化控制,极大了优化了测试流程及测试效率。本发明能够提高修正效率、降低能耗、产率提高、精度提高、工序简化、控制方便。(The present invention provides a kind of pointing accuracy modification methods for Millimeter Wave Phased Array Antenna, the present invention is achieved the beam-pointing accuracy amendment of Millimeter Wave Phased Array Antenna by the high-precision control of six shaft mechanical arm subsystems using the test industrial personal computer, each test component realizes the automation control of height by networking connection, very big to optimize testing process and testing efficiency.The present invention can be improved amendment efficiency, reduce energy consumption, yield improves, precision improves, process is simplified, easy to control.)

1. a kind of pointing accuracy modification method for Millimeter Wave Phased Array Antenna characterized by comprising

Step 1, test industrial personal computer control the installation position that six shaft mechanical arm subsystems move to Millimeter Wave Phased Array Antenna to be tested It sets, to install the Millimeter Wave Phased Array Antenna to be tested in six shaft mechanical arm subsystems；

Step 2, the test industrial personal computer control the six shaft mechanicals arm subsystem and move to the millimeter wave phased array to be tested The pointing accuracy test position of antenna；

Step 3, the beam position that the test industrial personal computer controls the Millimeter Wave Phased Array Antenna to be tested is normal direction, described Industrial personal computer receiver according to test frequency, output power, intermediate-frequency bandwidth state modulator is tested to the far field beacon subsystem System sends the first radiofrequency signal；The far field beacon subsystem is based on the first radiofrequency signal received, to the milli to be tested Metric wave phased array antenna sends corresponding first signal；Millimeter Wave Phased Array Antenna to be tested on the six shaft mechanicals arm subsystem Corresponding first feedback signal is sent to the receiver based on the first signal received, the test industrial personal computer is based on described The first feedback signal that receiver receives obtains the actual measurement normal direction value of the Millimeter Wave Phased Array Antenna to be tested, by the reality It surveys normal direction value to be compared to obtain normal direction difference with default normal direction value, the test industrial personal computer is based on normal direction difference control control The mobile corresponding deviation angle of the six shaft mechanicals arm subsystem is made, to drive the Millimeter Wave Phased Array Antenna to be tested mobile Corresponding normal direction deviation angle；

Step 4, the test industrial personal computer generates beamforming matrix according to preset revised theory wave beam, and controls the six axis machine Tool arm subsystem is successively moved according to each designated position in the beamforming matrix, while controlling the far field beacon subsystem Antenna horn polarization and the polarization of Millimeter Wave Phased Array Antenna to be tested be consistent in real time；The test industrial personal computer control The six shaft mechanicals arm subsystem controls the milli to be tested according in the beamforming matrix while every designated position The wave beam of metric wave phased array antenna is to corresponding beam position

Step 5, the receiver are based on the beamforming matrix, and the far field Xiang Suoshu beacon subsystem sends the second radiofrequency signal；Institute Far field beacon subsystem is stated based on the second radiofrequency signal received, sends and corresponds to the Millimeter Wave Phased Array Antenna to be tested Second signal；On the six shaft mechanicals arm subsystem Millimeter Wave Phased Array Antenna to be tested based on the second signal received to The receiver sends corresponding second feedback signal, and it is anti-that the test industrial personal computer is based on the receiver received described second Feedback signal obtains the actual measurement pointing accuracy value that the current beam of the wave beam of the Millimeter Wave Phased Array Antenna to be tested is directed toward, by institute The difference of actual measurement pointing accuracy value and theoretical pointing accuracy value is stated as beam-pointing accuracy error amount；

Step 6, the test industrial personal computer judge whether the beam-pointing accuracy error amount is less than preset threshold, if it is not, by institute State test industrial personal computer the beam-pointing accuracy error amount is matched to the Millimeter Wave Phased Array Antenna to be tested after, repeat The step 4 is to step 6, until the beam-pointing accuracy error amount is less than the preset threshold.

2. being used for the pointing accuracy modification method of Millimeter Wave Phased Array Antenna as described in claim 1, which is characterized in that described Before step 1, further includes:

Micro-wave screening darkroom is arranged in step zero one；

The test cabinet adjacent with the micro-wave screening darkroom is arranged in step zero two；

Six shaft mechanical arm subsystems and far field beacon subsystem are arranged, wherein described six in step zero three in the shielded anechoic chamber For installing Millimeter Wave Phased Array Antenna to be tested on shaft mechanical arm subsystem；

Step zero four, the setting test industrial personal computer and receiver in the test cabinet, by the test industrial personal computer respectively with it is described Receiver, far field beacon subsystem, Millimeter Wave Phased Array Antenna to be tested are connected with six shaft mechanical arm subsystem communications, will be described The signaling interface of receiver is respectively connected to the Millimeter Wave Phased Array Antenna to be tested and far field beacon subsystem.

3. being used for the pointing accuracy modification method of Millimeter Wave Phased Array Antenna as claimed in claim 2, which is characterized in that step 01, micro-wave screening darkroom is set, comprising:

The size that the micro-wave screening darkroom is arranged meets the requirement of the Millimeter Wave Phased Array Antenna frequency range to be tested, and institute is arranged The shield effectiveness for stating micro-wave screening darkroom meets the band requirement of the Millimeter Wave Phased Array Antenna to be tested.

4. being used for the pointing accuracy modification method of Millimeter Wave Phased Array Antenna as claimed in claim 2, which is characterized in that step In 04, by the test industrial personal computer by Ethernet respectively with the receiver, far field beacon subsystem, millimeter wave to be tested Phased array antenna and six shaft mechanical arm subsystems are communicatively coupled.

5. being used for the pointing accuracy modification method of Millimeter Wave Phased Array Antenna as claimed in claim 2, which is characterized in that step 03, six shaft mechanical arm subsystems are set in the shielded anechoic chamber, comprising:

Six shaft mechanical arms are set, wherein the six shaft mechanicals arm has freely controlling for first, second, third and fourth, five and six axis, institute The 6th axis of six shaft mechanical arms is stated for installing the Millimeter Wave Phased Array Antenna installation to be tested；

Servo controller and the six shaft mechanicals arm are communicated to connect；

Programmable logic controller (PLC) is communicated to connect with the servo controller and test industrial personal computer respectively.

6. being used for the pointing accuracy modification method of Millimeter Wave Phased Array Antenna as claimed in claim 5, which is characterized in that setting In six shaft mechanical arms,

The nominal load of the six shaft mechanicals arm is not less than to the weight of the Millimeter Wave Phased Array Antenna to be tested, by described six The motion range of shaft mechanical arm meets the Millimeter Wave Phased Array Antenna scanning range to be tested.

7. being used for the pointing accuracy modification method of Millimeter Wave Phased Array Antenna as claimed in claim 2, which is characterized in that in institute It states in shielded anechoic chamber before six shaft mechanical arm subsystems of setting, further includes:

The mechanical arm mounting platform being set in the shielded anechoic chamber, the six shaft mechanicals arm subsystem is by the way of on-land type It is installed on the mechanical arm mounting platform.

8. being used for the pointing accuracy modification method of Millimeter Wave Phased Array Antenna as claimed in claim 2, which is characterized in that in institute It states in shielded anechoic chamber before setting far field beacon subsystem, further includes:

The far field beacon mounting platform being set in the shielded anechoic chamber, the far field beacon subsystem is by the way of on-land type It is installed on the far field beacon mounting platform.

9. being used for the pointing accuracy modification method of Millimeter Wave Phased Array Antenna as claimed in claim 2, which is characterized in that in institute Stating setting far field beacon subsystem in shielded anechoic chamber includes:

Three axis scanning supports are set, wherein including sequentially connected X, Z, C axis from the bottom to top, wherein X-axis realizes horizontal direction It moves left and right, Z axis realizes moving up and down for vertical direction, and C axis realizes the rotation of direction of rotation；

X, Z, C axis of stepper motor driver and the three axis scanning support are separately connected；

Antenna horn is installed on the C axis, the stepper motor driver is used to control the movement of X, Z, C axis, and then will peace Antenna horn loaded on the C axis is rotated to matched polarization mode.

10. being used for the pointing accuracy modification method of Millimeter Wave Phased Array Antenna as described in claim 1, which is characterized in that institute Stating receiver is vector network analyzer or signal simulator.

Technical field

The present invention relates to a kind of pointing accuracy modification methods for Millimeter Wave Phased Array Antenna.

Background technique

Beam-pointing accuracy refers to the direction deviation of ideal wave beam and actual beam, with the development of electronic countermeasure technology and outer Space Object Detection, control needs, Millimeter Wave Phased Array Antenna has become the mainstream of current practical radar antenna development.Its In controllable digital phase shifter use, be the key that the phase quantization that phased array antenna superior function is realized, but thus introduced misses Difference has seriously affected the beam-pointing accuracy of phased array antenna.

Summary of the invention

The purpose of the present invention is to provide a kind of pointing accuracy modification methods for Millimeter Wave Phased Array Antenna.

To solve the above problems, the present invention provides a kind of remote field testing method for millimeter wave antenna, comprising:

Step 1, test industrial personal computer control the peace that six shaft mechanical arm subsystems move to Millimeter Wave Phased Array Antenna to be tested Holding position, to install the Millimeter Wave Phased Array Antenna to be tested in six shaft mechanical arm subsystems；

Step 2, the test industrial personal computer control the six shaft mechanicals arm subsystem and move to the millimeter wave phase to be tested Control the pointing accuracy test position of array antenna；

Step 3, the beam position that the test industrial personal computer controls the Millimeter Wave Phased Array Antenna to be tested is normal direction, Test industrial personal computer receiver according to test frequency, output power, intermediate-frequency bandwidth state modulator is to the far field beacon Subsystem sends the first radiofrequency signal；The far field beacon subsystem is based on the first radiofrequency signal received, to described to be measured It tries Millimeter Wave Phased Array Antenna and sends corresponding first signal；Millimeter wave phased array to be tested on the six shaft mechanicals arm subsystem Antenna sends corresponding first feedback signal to the receiver based on the first signal received, and the test industrial personal computer is based on The first feedback signal that the receiver receives obtains the actual measurement normal direction value of the Millimeter Wave Phased Array Antenna to be tested, by institute It states actual measurement normal direction value to be compared to obtain normal direction difference with default normal direction value, the test industrial personal computer is based on the normal direction difference control System controls the mobile corresponding deviation angle of the six shaft mechanicals arm subsystem, to drive the Millimeter Wave Phased Array Antenna to be tested Mobile corresponding normal direction deviation angle；

Step 4, the test industrial personal computer generates beamforming matrix according to preset revised theory wave beam, and controls described six Shaft mechanical arm subsystem is successively moved according to each designated position in the beamforming matrix, while controlling far field beacon The polarization of the antenna horn of system and the polarization of Millimeter Wave Phased Array Antenna to be tested are consistent in real time；The test industrial personal computer The six shaft mechanicals arm subsystem is controlled according to while every designated position, control is described to be measured in the beamforming matrix The wave beam of Millimeter Wave Phased Array Antenna is tried to corresponding beam position

Step 5, the receiver are based on the beamforming matrix, and the far field Xiang Suoshu beacon subsystem sends the second radio frequency letter Number；The far field beacon subsystem is sent out based on the second radiofrequency signal received to the Millimeter Wave Phased Array Antenna to be tested Send corresponding second signal；Millimeter Wave Phased Array Antenna to be tested is based on second received on the six shaft mechanicals arm subsystem Signal sends corresponding second feedback signal to the receiver, and it is received described that the test industrial personal computer is based on the receiver Second feedback signal obtains the actual measurement pointing accuracy that the current beam of the wave beam of the Millimeter Wave Phased Array Antenna to be tested is directed toward Value, using the difference of the actual measurement pointing accuracy value and theoretical pointing accuracy value as beam-pointing accuracy error amount；

Step 6, the test industrial personal computer judge whether the beam-pointing accuracy error amount is less than preset threshold, if it is not, After the beam-pointing accuracy error amount is matched to the Millimeter Wave Phased Array Antenna to be tested by the test industrial personal computer, then Repeating said steps four are to step 6, until the beam-pointing accuracy error amount is less than the preset threshold.

Further, in the above method, before the step 1, further includes:

Micro-wave screening darkroom is arranged in step zero one；

The test cabinet adjacent with the micro-wave screening darkroom is arranged in step zero two；

Six shaft mechanical arm subsystems and far field beacon subsystem are arranged, wherein institute in step zero three in the shielded anechoic chamber It states on six shaft mechanical arm subsystems for installing Millimeter Wave Phased Array Antenna to be tested；

Step zero four, the setting test industrial personal computer and receiver in the test cabinet, by the test industrial personal computer respectively with The receiver, far field beacon subsystem, Millimeter Wave Phased Array Antenna to be tested are connected with six shaft mechanical arm subsystem communications, will The signaling interface of the receiver is respectively connected to the Millimeter Wave Phased Array Antenna to be tested and far field beacon subsystem.

Further, in the above method, micro-wave screening darkroom is arranged in step zero one, comprising:

The size that the micro-wave screening darkroom is arranged meets the requirement of the Millimeter Wave Phased Array Antenna frequency range to be tested, if The shield effectiveness for setting the micro-wave screening darkroom meets the band requirement of the Millimeter Wave Phased Array Antenna to be tested.

Further, in the above method, in step zero four, the test industrial personal computer is connect with described respectively by Ethernet Receipts machine, far field beacon subsystem, Millimeter Wave Phased Array Antenna to be tested and six shaft mechanical arm subsystems are communicatively coupled.

Further, in the above method, six shaft mechanical arm subsystems are arranged in step zero three in the shielded anechoic chamber, packet It includes:

Six shaft mechanical arms are set, wherein the six shaft mechanicals arm has freely controlling for first, second, third and fourth, five and six axis System, the 6th axis of the six shaft mechanicals arm is for installing the Millimeter Wave Phased Array Antenna installation to be tested；

Servo controller and the six shaft mechanicals arm are communicated to connect；

Programmable logic controller (PLC) is communicated to connect with the servo controller and test industrial personal computer respectively.

Further, in the above method, it is arranged in six shaft mechanical arms,

The nominal load of the six shaft mechanicals arm is not less than to the weight of the Millimeter Wave Phased Array Antenna to be tested, by institute The motion range for stating six shaft mechanical arms meets the Millimeter Wave Phased Array Antenna scanning range to be tested.

Further, in the above method, it is arranged before six shaft mechanical arm subsystems in the shielded anechoic chamber, further includes:

The mechanical arm mounting platform being set in the shielded anechoic chamber, the six shaft mechanicals arm subsystem is using on-land type Mode is installed on the mechanical arm mounting platform.

Further, in the above method, it is arranged before far field beacon subsystem in the shielded anechoic chamber, further includes:

The far field beacon mounting platform being set in the shielded anechoic chamber, the far field beacon subsystem is using on-land type Mode is installed on the far field beacon mounting platform.

Further, in the above method, far field beacon subsystem, which is arranged, in the shielded anechoic chamber includes:

Three axis scanning supports are set, wherein including sequentially connected X, Z, C axis from the bottom to top, wherein X-axis realizes level side To move left and right, Z axis realizes that vertical direction moves up and down, and C axis realizes the rotation of direction of rotation；

X, Z, C axis of stepper motor driver and the three axis scanning support are separately connected；

Antenna horn is installed on the C axis, the stepper motor driver is used to control the movement of X, Z, C axis, in turn The antenna horn for being installed on the C axis is rotated to matched polarization mode.

Further, in the above method, the receiver is vector network analyzer or signal simulator.

Compared with prior art, the present invention passes through the high-precision control of six shaft mechanical arm subsystems using the test industrial personal computer So that the beam-pointing accuracy amendment of Millimeter Wave Phased Array Antenna is achieved, each test component is realized system by networking connection The automation control of height is very big to optimize testing process and testing efficiency.The present invention can be improved amendment efficiency, reduce energy Consumption, yield improve, precision improves, process is simplified, easy to control.

Detailed description of the invention

Fig. 1 is the system structure of the pointing accuracy modification method for Millimeter Wave Phased Array Antenna of one embodiment of the invention Figure；

Fig. 2 is the schematic diagram of the six shaft mechanical arms of one embodiment of the invention；

Fig. 3 is the schematic diagram of the far field beacon of one embodiment of the invention；

Fig. 4 is the adjustment in accuracy posture schematic diagram of one embodiment of the invention；

Fig. 5 is the adjustment in accuracy flow chart of one embodiment of the invention；

Wherein, 1- micro-wave screening darkroom, 2- test industrial personal computer, six shaft mechanical arm subsystem of 3-, 4- mechanical arm mounting platform, The far field 5- beacon mounting platform, the far field 6- beacon subsystem.

Specific embodiment

In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real Applying mode, the present invention is described in further detail.

As shown in Figure 1 and Figure 5, the present invention provides a kind of pointing accuracy modification method for Millimeter Wave Phased Array Antenna, Include:

Step 1, the six shaft mechanical arm subsystems 3 of control of test industrial personal computer 2 shielded in dark 1 move to millimeter wave to be tested The installation site of phased array antenna, to install the Millimeter Wave Phased Array Antenna to be tested in six shaft mechanical arm subsystems；

Step 2, the test industrial personal computer control the six shaft mechanicals arm subsystem 3 move to it is as shown in Figure 4 it is described to Test the pointing accuracy test position of Millimeter Wave Phased Array Antenna；

Step 3, the beam position that the test industrial personal computer 2 controls the Millimeter Wave Phased Array Antenna to be tested is normal direction, Test industrial personal computer receiver according to test frequency, output power, intermediate-frequency bandwidth state modulator is to the far field beacon Subsystem 6 sends the first radiofrequency signal；The far field beacon subsystem is based on the first radiofrequency signal received, to described to be measured It tries Millimeter Wave Phased Array Antenna and sends corresponding first signal；Millimeter wave phased array to be tested on the six shaft mechanicals arm subsystem Antenna sends corresponding first feedback signal to the receiver based on the first signal received, and the test industrial personal computer is based on The first feedback signal that the receiver receives obtains the actual measurement normal direction value of the Millimeter Wave Phased Array Antenna to be tested, by institute It states actual measurement normal direction value to be compared to obtain normal direction difference with default normal direction value, the test industrial personal computer is based on the normal direction difference control System controls the mobile corresponding deviation angle of the six shaft mechanicals arm subsystem, to drive the Millimeter Wave Phased Array Antenna to be tested Mobile corresponding normal direction deviation angle；

Step 4, the test industrial personal computer generates beamforming matrix according to preset revised theory wave beam, and controls described six Shaft mechanical arm subsystem is successively moved according to each designated position in the beamforming matrix, while controlling far field beacon The polarization of the antenna horn of system and the polarization of Millimeter Wave Phased Array Antenna to be tested are consistent in real time；The test industrial personal computer The six shaft mechanicals arm subsystem is controlled according to while every designated position, control is described to be measured in the beamforming matrix The wave beam of Millimeter Wave Phased Array Antenna is tried to corresponding beam position

Step 5, the receiver are based on the beamforming matrix, and the far field Xiang Suoshu beacon subsystem sends the second radio frequency letter Number；The far field beacon subsystem is sent out based on the second radiofrequency signal received to the Millimeter Wave Phased Array Antenna to be tested Send corresponding second signal；Millimeter Wave Phased Array Antenna to be tested is based on second received on the six shaft mechanicals arm subsystem Signal sends corresponding second feedback signal to the receiver, and it is received described that the test industrial personal computer is based on the receiver Second feedback signal obtains the actual measurement pointing accuracy that the current beam of the wave beam of the Millimeter Wave Phased Array Antenna to be tested is directed toward Value, using the difference of the actual measurement pointing accuracy value and theoretical pointing accuracy value as beam-pointing accuracy error amount；

Step 6, the test industrial personal computer judge whether the beam-pointing accuracy error amount is less than preset threshold, if it is not, After the beam-pointing accuracy error amount is matched to the Millimeter Wave Phased Array Antenna to be tested by the test industrial personal computer, then Repeating said steps four are to step 6, until the beam-pointing accuracy error amount is less than the preset threshold.

Here, the present invention makes millimeter by the high-precision control of six shaft mechanical arm subsystems using the test industrial personal computer The beam-pointing accuracy amendment of wave phased array antenna is achieved, and each test component realizes the automatic of height by networking connection Change control, it is very big to optimize testing process and testing efficiency.The present invention can be improved amendment efficiency, reduction energy consumption, yield and mention High, precision improves, process is simplified, easy to control.

As shown in Figure 1, in one embodiment of pointing accuracy modification method for Millimeter Wave Phased Array Antenna of the invention, institute Before stating step 1, further includes:

Micro-wave screening darkroom is arranged in step zero one；

Here, micro-wave screening darkroom provides far field test environment；

The test cabinet adjacent with the micro-wave screening darkroom is arranged in step zero two；

Six shaft mechanical arm subsystems 3 and far field beacon subsystem 6 is arranged in step zero three in the shielded anechoic chamber 1, In, for installing Millimeter Wave Phased Array Antenna to be tested on the six shaft mechanicals arm subsystem 3；

Step zero four, setting test industrial personal computer 2 and receiver, the test industrial personal computer 2 is distinguished in the test cabinet With the receiver, 3 communication link of far field beacon subsystem 6, Millimeter Wave Phased Array Antenna to be tested and six shaft mechanical arm subsystems It connects, the signaling interface of the receiver is respectively connected to the Millimeter Wave Phased Array Antenna to be tested and far field beacon subsystem.

Here, the pointing accuracy modification method for Millimeter Wave Phased Array Antenna of the invention is according to far-field measurement principle, By test industrial personal computer 2 respectively with the receiver, Millimeter Wave Phased Array Antenna to be tested, far field beacon subsystem 6 and six axis Robot arm subsystem 3 communicates to connect, and utilizes far field beacon subsystem 6 and six axis for being equipped with Millimeter Wave Phased Array Antenna to be tested Robot arm subsystem 3 realizes efficient, the high-precision amendment to Millimeter Wave Phased Array Antenna.

In one embodiment of pointing accuracy modification method for Millimeter Wave Phased Array Antenna of the invention, step zero one, if Set micro-wave screening darkroom, comprising:

The size that the micro-wave screening darkroom is arranged meets the requirement of the Millimeter Wave Phased Array Antenna frequency range to be tested, if The shield effectiveness for setting the micro-wave screening darkroom meets the band requirement of the Millimeter Wave Phased Array Antenna to be tested.

In one embodiment of pointing accuracy modification method for Millimeter Wave Phased Array Antenna of the invention, in step zero four, The test industrial personal computer 2 is phased with the receiver, far field beacon subsystem 6, millimeter wave to be tested respectively by Ethernet Array antenna and six shaft mechanical arm subsystems 3 are communicatively coupled, to guarantee communication reliability and communication efficiency.

As shown in Fig. 2, in one embodiment of pointing accuracy modification method for Millimeter Wave Phased Array Antenna of the invention, step Rapid 03, six shaft mechanical arm subsystems are set in the shielded anechoic chamber, comprising:

Six shaft mechanical arms are set, wherein the six shaft mechanicals arm has freely controlling for first, second, third and fourth, five and six axis System, the 6th axis of the six shaft mechanicals arm is for installing the Millimeter Wave Phased Array Antenna installation to be tested；

Servo controller and the six shaft mechanicals arm are communicated to connect；

Programmable logic controller (PLC) is communicated to connect with the servo controller and test industrial personal computer respectively.

Here, programmable logic controller (PLC) can receive control signal from test industrial personal computer 2, to control the servo controller Six shaft mechanical arms are driven to act.

In one embodiment of pointing accuracy modification method for Millimeter Wave Phased Array Antenna of the invention, six shaft mechanicals are set In arm,

The nominal load of the six shaft mechanicals arm is not less than to the weight of the Millimeter Wave Phased Array Antenna to be tested, by institute The motion range for stating six shaft mechanical arms meets the Millimeter Wave Phased Array Antenna scanning range to be tested, with can by six shaft mechanical arms By driving the Millimeter Wave Phased Array Antenna Positive rotational to be tested.

It is dark in the shielding in one embodiment of pointing accuracy modification method for Millimeter Wave Phased Array Antenna of the invention Before indoor six shaft mechanical arm subsystem of setting, further includes:

The mechanical arm mounting platform 4 being set in the shielded anechoic chamber, the six shaft mechanicals arm subsystem use on-land type Mode be installed on the mechanical arm mounting platform 4.

Here, micro-wave screening darkroom is further equipped with mechanical arm mounting platform 4, six shaft mechanical arm mounting platforms can be according to be measured Examination Millimeter Wave Phased Array Antenna size, mounting means etc. provide six rising for shaft mechanical arm and turn space, to guarantee six shaft mechanical The reliable installation and operation of arm subsystem 3.

In one embodiment of pointing accuracy modification method for Millimeter Wave Phased Array Antenna of the invention, also in the shielding It is arranged before far field beacon subsystem in darkroom, further includes:

The far field beacon mounting platform 5 being set in the shielded anechoic chamber, the far field beacon subsystem use on-land type Mode be installed on the far field beacon mounting platform 5.

Here, micro-wave screening darkroom is further equipped with far field beacon mounting platform 5, to guarantee the far field beacon subsystem 6 Reliable installation.

As shown in figure 3, in one embodiment of pointing accuracy modification method for Millimeter Wave Phased Array Antenna of the invention, In Setting far field beacon subsystem 6 includes: in the shielded anechoic chamber

Three axis scanning supports are set, wherein including sequentially connected X, Z, C axis from the bottom to top, wherein X-axis realizes level side To move left and right, Z axis realizes that vertical direction moves up and down, and C axis realizes the rotation of direction of rotation；

X, Z, C axis of stepper motor driver and the three axis scanning support are separately connected；

Antenna horn is installed on the C axis, the stepper motor driver is used to control the movement of X, Z, C axis, in turn The antenna horn for being installed on the C axis is rotated to matched polarization mode.

In one embodiment of pointing accuracy modification method for Millimeter Wave Phased Array Antenna of the invention, the receiver is Vector network analyzer or signal simulator.

Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other The difference of embodiment, the same or similar parts in each embodiment may refer to each other.

Professional further appreciates that, unit described in conjunction with the examples disclosed in the embodiments of the present disclosure And algorithm steps, can be realized with electronic hardware, computer software, or a combination of the two, in order to clearly demonstrate hardware and The interchangeability of software generally describes each exemplary composition and step according to function in the above description.These Function is implemented in hardware or software actually, the specific application and design constraint depending on technical solution.Profession Technical staff can use different methods to achieve the described function each specific application, but this realization is not answered Think beyond the scope of this invention.

Obviously, those skilled in the art can carry out various modification and variations without departing from spirit of the invention to invention And range.If in this way, these modifications and changes of the present invention belong to the claims in the present invention and its equivalent technologies range it Interior, then the invention is also intended to include including these modification and variations.