CN117124651A - System and method for transmitting visual image of collimator - Google Patents
System and method for transmitting visual image of collimator Download PDFInfo
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- CN117124651A CN117124651A CN202310957234.4A CN202310957234A CN117124651A CN 117124651 A CN117124651 A CN 117124651A CN 202310957234 A CN202310957234 A CN 202310957234A CN 117124651 A CN117124651 A CN 117124651A
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F1/00—Mechanical deformation without removing material, e.g. in combination with laminating
- B31F1/20—Corrugating; Corrugating combined with laminating to other layers
- B31F1/24—Making webs in which the channel of each corrugation is transverse to the web feed
- B31F1/26—Making webs in which the channel of each corrugation is transverse to the web feed by interengaging toothed cylinders cylinder constructions
- B31F1/28—Making webs in which the channel of each corrugation is transverse to the web feed by interengaging toothed cylinders cylinder constructions combined with uniting the corrugated webs to flat webs ; Making double-faced corrugated cardboard
- B31F1/2845—Details, e.g. provisions for drying, moistening, pressing
- B31F1/2872—Spraying devices, e.g. for moistening purposes; Lubricating devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G1/00—Sighting devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G1/00—Sighting devices
- F41G1/06—Rearsights
- F41G1/14—Rearsights with lens
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G1/00—Sighting devices
- F41G1/06—Rearsights
- F41G1/16—Adjusting mechanisms therefor; Mountings therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G1/00—Sighting devices
- F41G1/46—Sighting devices for particular applications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B15/00—Self-propelled projectiles or missiles, e.g. rockets; Guided missiles
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- Optics & Photonics (AREA)
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Abstract
The invention provides a system and a method for transmitting visual images of a collimator, which solve the technical problem that the existing sighting means cannot adapt to sighting requirements. The system comprises: the data transmission channel is used for transmitting digital visual imaging and control data between the front-end equipment and the back-end equipment; the front-end equipment is used for forming digital visual imaging of the collimator at one area point location and forming collimation process control according to the digital visual imaging; and the back-end equipment is used for acquiring digital visual imaging through the data transmission channel at the point position of the other area according to the aiming switching requirement, and forming aiming process control by utilizing the digital visual imaging. The visual images of the collimator are digitized to form the forwarding or synchronous forwarding of the visual images in the point positions of a plurality of physical areas, so that the control of the sighting process is based on the same sighting environment and feedback information, the multi-machine-position remote control operation of the collimator can be realized, and the safety and the accuracy of the initial azimuth sighting of the rocket in the complete rocket filling process are ensured.
Description
Technical Field
The invention relates to the technical field of sighting, in particular to a transmission system and a transmission method for a visual image of a collimator.
Background
The aiming process of the front-end aiming device in the prior art is shown in fig. 1. In a typical launch vehicle aiming process, a target prism is provided on the rocket for determining the initial azimuth of the launch vehicle. An operator visually observes the position of the target prism by using front-end sighting equipment such as a collimator, the indicating laser emitted by the collimator follows the collimator adjustment in the visual observation process, and the collimation of the collimator and the target prism can be determined by monitoring the offset position of the returned laser light spot by the collimator.
In the prior aiming operation process, operators closely observe the visual condition of the collimator between the umbilical tower aiming, thereby the operation equipment aims at the target, and continuously monitor and track the change condition of the target in the rocket filling process. However, with the demands of the carrier rocket system on unmanned operation and multi-site cooperative control, the original operation mode is not suitable for the aiming demands of unmanned and multi-site remote control operation.
Disclosure of Invention
In view of the above problems, the embodiments of the present invention provide a system and a method for transmitting a visual image of a collimator, which solve the technical problem that the existing aiming means cannot adapt to aiming requirements.
The sight visual image transmission system of the embodiment of the invention comprises:
the data transmission channel is used for transmitting digital visual imaging and control data between the front-end equipment and the back-end equipment;
the front-end equipment is used for forming digital visual imaging of the collimator at one area point location and forming collimation process control according to the digital visual imaging;
and the back-end equipment is used for acquiring digital visual imaging through the data transmission channel at the point position of the other area according to the aiming switching requirement, and forming aiming process control by utilizing the digital visual imaging.
In an embodiment of the present invention, the front-end device includes:
the electronic control collimator is used for setting an offset of a target prism on an observation arrow at a front end observation point, measuring the azimuth angle and the pitching angle of the target prism in real time, and controlling the adjustment of the observation angle and the imaging definition of an ocular;
the digital camera is used for acquiring ocular imaging of the electronic control collimator through a light splitting way, and controlling and adjusting imaging acquisition parameters to convert the ocular imaging into target video output;
the front-end transmitter is used for forming an audio and video data uploading channel to bear the compressed video data and the encoded audio data in an adapting way with the rear-end receiver, and forming a bidirectional data transmission channel to bear control data and feedback data;
the front-end aiming controller is used for receiving a target video, performing signal processing on reflected light spot information of the target video to form observation quantized data and control data of observation equipment, and performing rotation control on the electric control aiming device before rocket filling;
the front-end aiming controller monitor is used for forming a signal processing interactive interface according to a target video signal processing process;
the front-end video monitor is used for receiving the real-time display of the target video and providing an intuitive observation path.
In an embodiment of the present invention, the backend device includes:
the rear end receiver is used for forming an audio and video data uploading channel with the front end transmitter in an adapting way, decoding the audio and video data to form on-site audio and video, and forming a bidirectional data transmission channel to bear feedback data and control data;
the rear-end aiming controller is used for receiving the field video, performing signal processing on the reflected light spot information contained in the field video to form observation quantized data and control data of observation equipment, and performing rotation control on the electric control aiming device during and after rocket filling;
the rear end aiming controller monitor is used for forming a signal processing interactive interface according to the on-site video forming signal processing process;
and the rear-end video monitor is used for receiving the live video for real-time display and providing an intuitive observation path.
In one embodiment of the invention, the optical path of the electronic control collimator comprises an objective lens group, a large beam splitting prism group, a visual focusing lens group, an adjusting washer, an eyepiece group and a digital camera which are sequentially arranged, and the collimator simultaneously meets visual observation and video acquisition through the beam splitting prism between the eyepiece group and the digital camera.
In one embodiment of the present invention, the digital camera includes:
the image sensor is used for collecting an eyepiece imaging image;
the image processor is used for carrying out original image enhancement processing on the ocular imaging;
the video coding circuit is used for converting the enhanced image into a video signal for output.
In an embodiment of the present invention, the functional module of the image processor implements image adjustment, automatic white balance, automatic gain control, automatic exposure control, digital noise reduction, background compensation, and color difference correction.
In one embodiment of the present invention, the digital camera includes:
and the built-in data communication interface is used for receiving control data and controlling and adjusting the working parameters of the image sensor, the image processor and the video coding circuit.
In one embodiment of the present invention, the front-end transmitter includes:
the video filter network is used for removing noise interference signals in the video signals;
and the video separation module is used for obtaining important video information such as row and field synchronous signals, parity field signals, video clamping and the like of the video signals, and then carrying out video separation and video amplification on the video signals.
In an embodiment of the present invention, a bidirectional data transmission channel is formed between the back-end receiver and the front-end transmitter through an optical fiber to carry feedback data and control data, including bidirectional audio, bidirectional data, bidirectional switching value, and parallel transmission of ethernet signals.
The method for transmitting the visual image of the collimator according to the embodiment of the invention comprises the following steps of:
erecting front-end equipment at a rocket umbilical tower fixed point, erecting rear-end equipment at a fixed point of a launching command hall, and constructing optical fiber communication between the front-end equipment and the rear-end equipment by utilizing a front-end transmitter and a rear-end receiver to form an uplink broadband link and a bidirectional narrowband link;
before rocket filling, a front-end aiming controller and a front-end aiming controller monitor in front-end equipment are utilized to receive a target video of a process of aiming an electronic control collimator at a rocket target prism, and control instructions of the electronic control collimator and a digital camera are formed according to the target video to control the electronic control collimator to aim at the rocket target prism, the digital camera is controlled to focus accurately, the azimuth and pitching angle information of the target prism are measured in real time, and the initial azimuth of the carrier rocket is determined;
and in the rocket filling process and after filling, receiving a field video by utilizing a rear-end aiming controller and a rear-end aiming controller monitor in the rear-end equipment, forming a control instruction of an electric control collimator and a digital camera according to the field video, controlling the electric control collimator to aim at a rocket target prism, controlling the digital camera to accurately focus, measuring the azimuth and pitching angle information of the target prism in real time, and establishing the initial azimuth after rocket filling.
According to the system and the method for transmitting the visual image of the collimator, the aim monitoring function is realized in an economic and reliable working mode by collecting the visual image information of the collimator and adopting a series of information transmission modes. The sight visual image transmission system has the characteristics of simple equipment composition and strong adaptability, has more advantages in working environment and working time, and accords with the development trend of unmanned aiming of the carrier rocket. Aiming at the unmanned aiming requirement of the carrier rocket, an economic, reliable and nationwide aiming device visual image transmission system is provided. A group of videos can be displayed in multiple machines and transmitted in a long distance through a visual video image transmission system, the requirement of remote control aiming operation at the rear end is met, and the purpose of unmanned aiming of the carrier rocket is achieved.
Drawings
Fig. 1 is a schematic diagram of an architecture for performing arrow sighting according to the prior art according to an embodiment of the present invention. .
FIG. 2 is a schematic diagram of a visual image transmission system of a collimator according to an embodiment of the invention.
Fig. 3 is a schematic view showing the optical path configuration of the electronically controlled collimator in the visual image transmission system of the collimator according to an embodiment of the present invention.
Fig. 4 is a schematic diagram of a digital camera in a collimator visual image transmission system according to an embodiment of the invention.
FIG. 5 is a schematic diagram of the transmitter and receiver architecture of a visual image transmission system of a collimator according to an embodiment of the invention.
Detailed Description
The present invention will be further described with reference to the drawings and the detailed description below, in order to make the objects, technical solutions and advantages of the present invention more apparent. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The sight visual image transmission system according to one embodiment of the present invention includes:
the data transmission channel is used for transmitting digital visual imaging and control data between the front-end equipment and the back-end equipment;
the front-end equipment is used for forming digital visual imaging of the collimator at one area point location and forming collimation process control according to the digital visual imaging;
and the back-end equipment is used for acquiring digital visual imaging through the data transmission channel at the point position of the other area according to the aiming switching requirement, and forming aiming process control by utilizing the digital visual imaging.
According to the sight visual image transmission system, through the transmission or synchronous transmission of visual images formed by digitizing the visual images of the sights in the points of a plurality of physical areas, the control of the sighting process is based on the same sighting environment and sighting feedback information, the multi-position remote control operation of the sights can be realized, and the safety and accuracy of initial azimuth sighting of a rocket in the complete rocket filling process are ensured.
A system for transmitting visual images of a collimator in accordance with an embodiment of the present invention is shown in fig. 2. In fig. 2, in an embodiment of the present invention, a front-end device includes:
the electronic control collimator 110 is configured to measure the azimuth angle and the pitch angle of the target prism in real time by setting the offset of the target prism on the front observation point to observe the arrow, and to control the adjustment of the observation angle and the imaging definition of the eyepiece.
The electronic control sighting device adopts a mature sighting product, can emit and receive laser indication signals, and performs sighting control and eyepiece focusing in a manual or electronic control mode. The electronic control collimator combines the controlled cradle head and other equipment to set initial or correct azimuth adjustment value. Providing fine close-spaced patterns, the reflected light spot can be clearly imaged on the observation ocular.
The digital camera 120 is used for acquiring the eyepiece imaging of the electronically controlled collimator through a beam splitting way, and controlling and adjusting imaging acquisition parameters to convert the eyepiece imaging into target video output.
The digital camera includes an image sensor, an image processor, and a video encoding circuit. The image sensor is used for collecting an eyepiece imaging image, the image processor is used for carrying out original image enhancement processing on the eyepiece imaging, and the video coding circuit is used for converting the enhancement image into a video signal and outputting the video signal. Meanwhile, the digital camera is used for receiving control data through a built-in data communication interface and is controlled to adjust working parameters of the image sensor, the image processor and the video coding circuit.
The front-end transmitter 130 is adapted to form an audio/video data uploading channel with the back-end receiver to carry compressed video data and encoded audio data, and form a bidirectional data transmission channel to carry control data and feedback data.
The front-end transmitter and the rear-end receiver form photoelectric conversion of data based on optical terminal technology, and an optical transmission channel of the data is established. The synchronous packaging of the audio and video signals is formed by the high-speed processing device. Data encapsulation and data decapsulation for bi-directional data transfer are formed by high speed processing devices. The bidirectional data transmission channel is connected with a control interface or a communication interface of the observation equipment through an adaptive interface circuit on the front-end transmitter.
The front-end aiming controller 140 is configured to receive the target video, perform signal processing on the reflected light spot information thereof to form observation quantized data and control data of the observation device, and perform rotation control on the electronically controlled aiming device before rocket filling.
The image frame of the target video can obtain the dense bit division pattern and the relative position of the reflection light spot after signal processing. The reflected light spot information contains displacement quantization information of the offset or deformation of the arrow body. Displacement quantized data can be obtained by signal processing of reflected light spot information. The control data of the electronic control collimator and the digital camera can be formed according to the displacement quantized data and the upper control strategy or the preset control strategy. The electronic control collimator and the digital camera can be automatically adjusted by the control data.
The front-end aiming controller monitor 150 is used to form a signal processing interactive interface according to the target video signal processing procedure.
And (3) imaging control data of signal processing of the front-end aiming controller, and overlapping the control data with a target video to form a signal processing interactive interface so as to ensure timeliness and accuracy of signal processing.
The front-end video monitor 160 is configured to receive the real-time display of the target video and provide an intuitive observation path.
Adapting the target video to the monitor size and display parameters for real-time display may provide better viewing field and clarity for the viewing participants.
The back-end equipment includes:
the back-end receiver 210 is adapted to form an audio/video data uploading channel with the front-end transmitter, decode the audio/video data to form a field audio/video, and form a bidirectional data transmission channel to carry feedback data and control data.
The rear end receiver and the front end transmitter form photoelectric conversion of data based on optical end machine technology, and an optical transmission channel of the data is established. Synchronous unpacking of the audio and video signals is formed by a high-speed processing device. Data encapsulation and data decapsulation for bi-directional data transfer are formed by high speed processing devices.
The rear-end aiming controller 220 is configured to receive the field video, perform signal processing on the reflected light spot information contained in the field video to form observation quantized data and control data of the observation device, and perform rotation control on the electronic control aiming device during and after rocket filling.
The back-end aiming controller monitor 230 is used to form a signal processing interactive interface according to the video-in-place signal processing process.
The back-end video monitor 240 is configured to receive live video for real-time display and provide an intuitive viewing path.
The back-end aiming controller, the back-end aiming controller monitor and the back-end video monitor form a remote control operator position by utilizing a back-end receiver.
The sight visual image transmission system of the embodiment of the invention meets the requirement of unattended sighting, enables multi-machine remote control operation to be possible, and accords with the development trend of spaceflight emission; the operation difficulty of operators is reduced through visual operation, and equipment modernization is realized by utilizing automatic equipment; the image transmission system has reliable performance, and the parts can realize localization, thereby conforming to the independent and controllable development trend of national science and technology.
In fig. 3, the optical path of the electronically controlled collimator includes an objective lens group 1, a large beam splitter prism group 2, a visual focusing lens group 3, an adjusting washer 4, an eyepiece group 5 and a digital camera 120 which are sequentially arranged. The image information of the collimator is collected by a camera positioned at the rear end of the eyepiece group of the telescope, and the collimator simultaneously meets the requirements of visual observation and video collection through the beam-splitting prism. The core device of the camera is an image sensor, the performance of the camera determines the imaging quality, and the high-sensitivity CMOS image sensor produced by domestic Shanghai Geke microelectronics is selected from the aspects of use performance, cost, localization and the like.
A module of a digital camera in a visual image transmission system of a collimator according to an embodiment of the present invention is shown in fig. 4. In FIG. 4, an image processor (image processing circuit) passes through I 2 The C interface is used for configuring working parameters of the CMOS image sensor (photoelectric acquisition circuit), receiving video signals output by the CMOS image sensor, adjusting and enhancing an original image, and then encoding and outputting analog video signals to realize a shooting function. In order to better match with the image sensor and simplify the design, a special image processor fh8536 produced by Fuhan microsatellite, an internal integrated image processor (ISP) and a video coding circuit are selected, and 1920 x 1080 high-definition video is supported at most.
The functions of image adjustment, automatic white balance, automatic gain control, automatic exposure control, digital noise reduction, background compensation, chromatic aberration correction and the like are realized through corresponding functional modules in an image processor (ISP).
The camera is arranged at the tail part of the telescope of the collimator, and external sceneries with different object distances can be focused and imaged on the surface of the CMOS sensor by adjusting the focusing hand wheel of the telescope, so that the purpose of clear imaging is achieved. In practical application, the optical system of the collimator telescope structurally adopts a telecentric light path, and the incidence angle of the image space is close to 0 degrees and smaller than 9 degrees of the sensor CRA, so that the use requirement can be met.
The transmitter and receiver of the sight visual image transmission system according to an embodiment of the present invention is shown in fig. 5. In fig. 5, the transmitter and receiver are based on an optical transceiver. The MPEG II image compression technology is adopted to compress the image video into a data stream of N x 2Mbps, and the data stream is directly transmitted through an optical fiber. At the transmitter end, the video signal from the camera is first passed through a video filter network on the transmitting board to remove noise interference signals, and then video separation and video amplification are performed on the video signal. The video separation module obtains important video information such as row and field synchronous signals, parity field signals, video clamping and the like of the video signals. And then, carrying out A/D conversion on the amplified video signals, and sending the obtained digitized video signals into a system main control core FPGA. At the same time, if the system detects the presence of an audio signal, it is subjected to audio filtering, audio digitization sampling, and audio PCM encoding. And sending the audio signals after PCM coding into a system main control core FPGA. The reverse data transmission channel mainly adopts 485 standard, the signal is also sent to the FPGA, the system main control core FPGA integrates the signals of video, audio, data and the like from different modules, and each signal is coded into 8-bit parallel signal flow in a time division multiplexing mode and sent to the parallel-serial conversion module. The signal flow is converted into high-speed LVDS signals after parallel-serial conversion to drive the optical fiber transceiver module to complete electric/optical change and optical emission in a wavelength division multiplexing mode. At the receiver end, the recovery of the original signal is completed through the reverse process. The image compression technology is utilized to greatly reduce the signal transmission bandwidth, support the parallel transmission of signals such as audio frequency bi-direction, data bi-direction, switching value bi-direction, ethernet and the like, have convenient wiring and plug and play, and ensure that the remote transmission of video and control signals is realized by adopting the optical fiber digital technology. The target video input by the transmitter and the live video image information restored by the receiver are transmitted in a lossless manner.
The target video signal includes, in addition to the image signal, a line synchronization signal, a line blanking signal, a field synchronization signal, a field blanking signal, a slot pulse signal, a pre-equalization pulse, a post-equalization pulse, and the like, and the MC1881 is used to extract signals such as composite synchronization field synchronization and parity field identification from the video signal.
The A/D sampling chip adopts cloud core YA14D series, the highest sampling rate can reach 250MSPS, the signal transmission bandwidth requirement is met, the ADC core adopts a multistage and differential pipeline architecture, and the output error correction logic is integrated. Each ADC has a wide bandwidth input supporting a variety of input ranges selectable by the user; the integrated reference voltage source simplifies the design; the duty cycle stabilizer may be used to compensate for fluctuations in the ADC clock duty cycle; the converter has excellent performance. The data output by the ADC can be directly sent to a 14-bit parallel LVDS output port, and the output format is in two alternative modes of interleaving or channel multiplexing.
The electronic control collimator (including CMOS camera), optical transceiver (including transmitter and receiver), aiming controller and display electronic components are all domestic devices, and software and hardware are independently controllable.
The method for transmitting the visual image of the collimator according to an embodiment of the present invention, the system for transmitting the visual image of the collimator according to the embodiment, comprises:
erecting front-end equipment at a rocket umbilical tower fixed point, erecting rear-end equipment at a fixed point of a launching command hall, and constructing optical fiber communication between the front-end equipment and the rear-end equipment by utilizing a front-end transmitter and a rear-end receiver to form an uplink broadband link and a bidirectional narrowband link;
before rocket filling, a front-end aiming controller and a front-end aiming controller monitor in front-end equipment are utilized to receive a target video of a process of aiming an electronic control collimator at a rocket target prism, and control instructions of the electronic control collimator and a digital camera are formed according to the target video to control the electronic control collimator to aim at the rocket target prism, the digital camera is controlled to focus accurately, the azimuth and pitching angle information of the target prism are measured in real time, and the initial azimuth of the carrier rocket is determined;
and in the rocket filling process and after filling, receiving a field video by utilizing a rear-end aiming controller and a rear-end aiming controller monitor in rear-end equipment, forming a control instruction of an electric control collimator and a digital camera according to the field video to control the electric control collimator to aim at a rocket target prism, controlling the digital camera to accurately focus, measuring the azimuth and pitching angle information of the target prism in real time, and establishing the initial azimuth after rocket filling.
The transmission method of the visual image of the collimator meets the requirement of unattended aiming, enables multi-machine-position remote control operation to be possible, and accords with the development trend of spaceflight emission. The operation difficulty of operators is reduced through visual operation, and equipment modernization is realized by utilizing automatic equipment.
The present invention is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present invention are intended to be included in the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope of the claims.
Claims (10)
1. A sight visual image delivery system, comprising:
the data transmission channel is used for transmitting digital visual imaging and control data between the front-end equipment and the back-end equipment;
the front-end equipment is used for forming digital visual imaging of the collimator at one area point location and forming collimation process control according to the digital visual imaging;
and the back-end equipment is used for acquiring digital visual imaging through the data transmission channel at the point position of the other area according to the aiming switching requirement, and forming aiming process control by utilizing the digital visual imaging.
2. The sight visual image transfer system of claim 1, wherein said front end apparatus comprises:
the electronic control collimator is used for setting an offset of a target prism on an observation arrow at a front end observation point, measuring the azimuth angle and the pitching angle of the target prism in real time, and controlling the adjustment of the observation angle and the imaging definition of an ocular;
the digital camera is used for acquiring ocular imaging of the electronic control collimator through a light splitting way, and controlling and adjusting imaging acquisition parameters to convert the ocular imaging into target video output;
the front-end transmitter is used for forming an audio and video data uploading channel to bear the compressed video data and the encoded audio data in an adapting way with the rear-end receiver, and forming a bidirectional data transmission channel to bear control data and feedback data;
the front-end aiming controller is used for receiving a target video, performing signal processing on reflected light spot information of the target video to form observation quantized data and control data of observation equipment, and performing rotation control on the electric control aiming device before rocket filling;
the front-end aiming controller monitor is used for forming a signal processing interactive interface according to a target video signal processing process;
the front-end video monitor is used for receiving the real-time display of the target video and providing an intuitive observation path.
3. The sight visual image transfer system of claim 2, wherein said back-end apparatus comprises:
the rear end receiver is used for forming an audio and video data uploading channel with the front end transmitter in an adapting way, decoding the audio and video data to form on-site audio and video, and forming a bidirectional data transmission channel to bear feedback data and control data;
the rear-end aiming controller is used for receiving the field video, performing signal processing on the reflected light spot information contained in the field video to form observation quantized data and control data of observation equipment, and performing rotation control on the electric control aiming device during and after rocket filling;
the rear end aiming controller monitor is used for forming a signal processing interactive interface according to the on-site video forming signal processing process;
and the rear-end video monitor is used for receiving the live video for real-time display and providing an intuitive observation path.
4. The sight visual image transmission system according to claim 3, wherein the light path of the electrically controlled sight comprises an objective lens group, a large beam splitter prism group, a visual focusing lens group, an adjusting washer, an eyepiece group and a digital camera which are arranged in sequence, and the sight is enabled to simultaneously meet visual observation and video acquisition through the beam splitter prism between the eyepiece group and the digital camera.
5. The collimator visual image delivery system of claim 3 wherein the digital camera comprises:
the image sensor is used for collecting an eyepiece imaging image;
the image processor is used for carrying out original image enhancement processing on the ocular imaging;
the video coding circuit is used for converting the enhanced image into a video signal for output.
6. The visual image transmission system of claim 5, wherein the functional blocks of the image processor implement image conditioning, automatic white balancing, automatic gain control, automatic exposure control, digital noise reduction, background compensation, and color difference correction.
7. The collimator visual image delivery system of claim 3 wherein the digital camera comprises:
and the built-in data communication interface is used for receiving control data and controlling and adjusting the working parameters of the image sensor, the image processor and the video coding circuit.
8. The sight visual image transfer system of claim 3, wherein said front end transmitter comprises:
the video filter network is used for removing noise interference signals in the video signals;
and the video separation module is used for obtaining important video information such as row and field synchronous signals, parity field signals, video clamping and the like of the video signals, and then carrying out video separation and video amplification on the video signals.
9. The visual image transmission system of claim 3, wherein the back-end receiver and the front-end transmitter form a bi-directional data transmission channel between them to carry feedback data and control data, including bi-directional audio, bi-directional data, bi-directional switching values, and parallel transmission of ethernet signals.
10. A method of transferring a visual image of a collimator using the system for transferring a visual image of a collimator according to any one of claims 1 to 9, comprising:
erecting front-end equipment at a rocket umbilical tower fixed point, erecting rear-end equipment at a fixed point of a launching command hall, and constructing optical fiber communication between the front-end equipment and the rear-end equipment by utilizing a front-end transmitter and a rear-end receiver to form an uplink broadband link and a bidirectional narrowband link;
before rocket filling, a front-end aiming controller and a front-end aiming controller monitor in front-end equipment are utilized to receive a target video of a process of aiming an electronic control collimator at a rocket target prism, and control instructions of the electronic control collimator and a digital camera are formed according to the target video to control the electronic control collimator to aim at the rocket target prism, the digital camera is controlled to focus accurately, the azimuth and pitching angle information of the target prism are measured in real time, and the initial azimuth of the carrier rocket is determined;
and in the rocket filling process and after filling, receiving a field video by utilizing a rear-end aiming controller and a rear-end aiming controller monitor in rear-end equipment, forming a control instruction of an electric control collimator and a digital camera according to the field video to control the electric control collimator to aim at a rocket target prism, controlling the digital camera to accurately focus, measuring the azimuth and pitching angle information of the target prism in real time, and establishing the initial azimuth after rocket filling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310957234.4A CN117124651A (en) | 2023-08-01 | 2023-08-01 | System and method for transmitting visual image of collimator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310957234.4A CN117124651A (en) | 2023-08-01 | 2023-08-01 | System and method for transmitting visual image of collimator |
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| Publication Number | Publication Date |
|---|---|
| CN117124651A true CN117124651A (en) | 2023-11-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310957234.4A Pending CN117124651A (en) | 2023-08-01 | 2023-08-01 | System and method for transmitting visual image of collimator |
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| Country | Link |
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| CN (1) | CN117124651A (en) |
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2023
- 2023-08-01 CN CN202310957234.4A patent/CN117124651A/en active Pending
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