35results about How to "Realize all-round observation" patented technology

The invention discloses a method for imaging circumferential synthetic aperture radar. The method comprises the steps of S1, the pitching direction and course direction-3dB beam width, the pulse repetition frequency and circling motion center sliding distance of a radar receiving and sending antenna are calculated when the sliding circumferential synthetic aperture radar is imaged; S2, the observation scene of the radar receiving and sending antenna is controlled to conduct irradiating according to attitude parameters output by a platform inertia navigation measuring system or attitude parameters output by a radar inertia navigating measuring system and platform position information, and echo signals of the observation scene are achieved; S3, according to the imaging echo data of the sliding circumferential synthetic aperture radar, the two-dimensional or three-dimensional image of the observation scene is acquired through coherence stacking processing.

The invention provides a sliding type bistatic circumferential synthetic aperture radar imaging method. The method includes the steps of 1, calculating the 3dB beamwidth of tilt and track of a radar receiving antenna, the pulse repetition frequency of transmitting signals of a radar transmitting antenna and the central sliding spacing of circular motion of a platform where a scene echo signal receiving antenna is arranged during the sliding type bistatic circumferential synthetic aperture radar imaging; 2, outputting attitude parameters of the scene echo signal receiving antenna and a direct wave signal receiving antenna and platform location information according to attitude parameters output by an inertial navigation measurement system of the platform where the scene echo signal receiving antenna is arranged or an inertial navigation measurement system of the radar, and controlling the scene echo signal receiving antenna to receive echo signals of the observation scene; 3, obtaining two-dimensional or three-dimensional images of the observation scene through coherent superposition processing according to sliding type bistatic circumferential synthetic aperture radar imaging echo data and direct wave data acquired in step 2.

The invention discloses an angel adjustable laparoscope with a lens anti-fouling function. The angle adjustable laparoscope comprises a laparoscope main rod and a camera mounting ball, an anti-foulingair bag is arranged outside the laparoscope main rod, and the laparoscope main rod is composed of a retractable joint and a fixing joint; a mounting groove is formed in the bottom of the laparoscopemain rod, the camera mounting ball is rotatably embedded in the mounting groove, and an adjusting rod a, an adjusting rod b and an adjusting rod c are mounted on the camera mounting ball. According tothe angle adjustable laparoscope with the lens anti-fouling function, the anti-fouling air bag is mounted and can be inflated to expand through an inflating tube when a patient is subjected to an operation so that the lens can be protected, the situation can be avoided that inner dissolved substances of the patient pollute the lens and accordingly blur the lens, and influence on observation of adoctor can be prevented; a protection buffering bulge bag is arranged outside the anti-fouling air bag and can effectively protect the abdominal cavity of the patient when expanding, and no unnecessary injury caused by excessively large impact can be generated.

The invention relates to a staggered arm independent reducing wheel type waterproof pipeline robot. The robot comprises a camera shooting device, a reducing mechanism, waterproof walking mechanisms and an anti-locking pull ring, and is characterized in that the waterproof walking mechanisms are circumferentially distributed on the circumference of the reducing mechanism, and the camera shooting device is fixed at one end of the reducing mechanism; the reducing mechanism is connected with the anti-locking pull ring; each waterproof walking mechanism is a double-wheel walking mechanism. The robot solves the problems that an existing pipeline robot is stiff and inflexible in a reducing mode when passing through a bend, interference is easily caused, and sealing and waterproof problems of thepipeline robot are caused. When the internal working environment of a pipeline needs to be collected but cannot be manually collected, the robot can be used for collection.

The invention relates to a capsule endoscope based on IPMC (ionic polymer metal composite) driving and a driving method thereof. The capsule endoscope based on the IPMC driving comprises a capsule front cover, a capsule main body structure and a capsule tail structure, wherein a plurality of slice IPMCs are arranged on the outer side of the capsule main body structure and on the capsule tail structure along the axial direction of a capsule. Under normal moving status of the capsule endoscope based on the IPMC driving, the slice IPMCs on the outer side of the capsule main body structure can be folded along the capsule, and are unfolded outwards after control signals are applied onto the slice IPMCs on the outer side of the capsule main body structure, and thereby can be used to achieve a deceleration or clamping function. When the slice IPMCs on the outer side of the capsule main body structure are respectively controlled, a posture adjustment for the capsule can be achieved. One or two IPMCs can be installed at the tail end of the capsule, and are used to achieve an active driving function. The capsule endoscope based on the IPMC driving and the driving method thereof use IPMC artificial muscle smart materials good in biocompatibility to achieve movement and posture control of the capsule endoscope based on the IPMC driving in a human body.

The invention discloses a structure test detection method based on a three-dimensional laser scanning technology. The structure test detection method comprises the specific steps of placing a test object, selecting and arranging the position and the number of three-dimensional laser scanner observation stations, setting the position and the number of three-dimensional laser scanning target balls,detecting the test object and processing a detection result. The three-dimensional laser scanning technology is applied to the structure test, and the whole process of the structure test is detected and monitored. According to the structure test detection method based on the three-dimensional laser scanning technology, the full-displacement field of the structure can be tested, the full-deformation field of the structure is obtained, and the cracking, failure and damage modes of the structure can be fed back in all directions and in the whole process. According to the structure test detectionmethod provided by the invention, scientific research personnel can be helped to comprehensively master various changes of the structure in the test process, and the accuracy of understanding, analyzing and mastering the mechanical property of the structure can be greatly improved.

The invention discloses an underwater aircraft capable of conducting all-dimensional observation. The underwater aircraft comprises an aircraft body and a drive component and an aircraft head which are located at the two ends of the aircraft body respectively. The aircraft head is fixedly provided with an observation unit, and the observation unit is covered by a glass cover so as to seal a signal collection assembly; the observation unit is assembled in a frame body formed by a main bracket and a subsidiary bracket, the main bracket is connected to a lower end cover through a first drive assembly, and the subsidiary bracket is connected to the main bracket through a second drive assembly. The aircraft head is provided with a camera capable of achieving all-dimensional observation so that the aircraft can observe and record underwater target states more conveniently and rapidly. In the advancing process of the autonomous underwater aircraft, the angle of the camera can be adjusted according to the relative position and angle between the aircraft body and an underwater target at different time so that a better tracking and observation effect can be achieved.

The invention provides a microscope lens. The microscope is provided with an eye lens end and an objective lens end, wherein the central axis of the eye lends end intersects with the central axis of the objective lens end, the microscope lens further comprises a reflective mirror which is arranged between the eye lens end and the objective lens end, and an incident ray and/or an emergent ray is reflected by the reflective mirror between the eye lens end and the objective lens end to be incident and/or emergent. Meanwhile, the invention further provides a microscope system provided with the microscope lens. Through the microscope lens and the microscope system, the observation and recognition of defects of an observed object (such as a glass substrate) can be improved, and therefore the accuracy of the yield can be improved.

The invention discloses a microscopic dynamic monitoring device and a repairing method for a ceramic historical relic painting layer micron-scale crack. The device is formed by connecting a work bench, an ultra depth-of-field microscope, a repairing table, a tripod, a rotating shaft, an adjusting frame screw and a lens. When the ceramic historical relic painting layer micron-scale crack is repaired by the device, a cultural relic is arranged on the rotating shaft; a lens of the ultra depth-of-field microscope is adjusted to amplify a historical relic painting layer; the micron-scale crack is positioned through an image processor; the lens is adjusted by rotating the tripod, so that the image processor clearly displays the crack and then fixes the cultural relic; the crack is repaired with a reattachment repairing agent; and the whole repairing process is recorded and taken. According to the microscopic dynamic monitoring device disclosed by the invention, the painting layer micron-scale crack can be accurately positioned; the crack size can be accurately measured; multi-angle and multi-azimuth observation is achieved; an image and a video in the repairing process can be collected in real time; data and image collection is visual and accurate; and the repaired crack is completely closed and fitted.

The invention provides a full-transparent water circulation pressure chamber for a rock test. The full-transparent water circulation pressure chamber is composed of a full-transparent pressure chamberand a flowing water circulation system. The full-transparent side walls of the pressure chamber can be provided for simultaneous loading and observation of a rock test piece, the large confining pressure needed by the rock mechanics test can be borne, circular flowing or replacing of confining pressure liquid can be achieved in the test process, and quite wide application prospects are achieved.

The invention discloses a method for monitoring and shooting blind zones during the starting of an automobile. The method is characterized by comprising the following steps that (1) an acquisition terminal is arranged, wherein the acquisition terminal comprises wide-angle cameras and a CMOS (Complementary Metal Oxide Semiconductor) image sensor, which are distributed around the outer side of an automobile body to acquire instant images outside the automobile body; (2) a display terminal is arranged, wherein the display terminal comprises an operation component and a display; (3) a processing terminal is arranged, wherein the processing terminal comprises a DSP (Digital Signal Processor), and the DSP performs information interaction with the acquisition terminal and the display terminal; (4) a power supply of the automobile body is switched on, each terminal is powered on, the wide-angle cameras shoot the instant images on the outer periphery of the automobile body, and transmit video signals in a monitoring area into the DSP, and the DSP performs image cutting and distortion correction processing on the input wide-angle video signals, and transmits the processed image signals to the display terminal for displaying. The invention further discloses a system for monitoring and shooting blind zones during the starting of the automobile.

The invention relates to the technical field of rock mechanical-property detection, and particularly to a device of observing rock full-field deformation under a seepage condition. The device includesa photographing mechanism, a pressing mechanism and a first pump machine. The first pump machine cooperates with a rock test piece, and injects permeation water into the rock test piece. The pressingmechanism has a pressing portion. Compression cooperation is between the pressing portion and the rock test piece. The device has the advantages that a structure is simple and compact, assembly is easy, and costs are lower; at the same time, test data obtained by measurement are accurate and reliable; and in addition, a visualization manner is used in combination with an image analysis method, deformation of the rock test piece can be measured more accurately, and the problems that when an extensometer is used for observing deformation of rock under the seepage condition, an observation areais limited, and deformation of different parts of the rock cannot be observed are solved.

The invention relates to the technical field of a remote sensing observation device, and especially relates to an observation device of a movable platform. The observation device of the movable platform comprises a remote control flight device and a surface radiation component measuring device connected with the remote control flight device. The surface radiation component measuring device is disposed below the remote control flight device for measuring a surface radiation component value. The observation device of the movable platform, provided by the invention, solves the technical problems of inconvenient carrying of a device for observing a surface radiation component, restricted measuring area and scope and low representativeness of observed surface radiation component values in the prior art.

The invention discloses a municipal engineering traffic accident processing system and method based on a 3DGIS+BIM technology. The municipal engineering traffic accident processing system comprises adecision system, an execution system connected with the decision system, a power system and an information system; the decision system comprises a 3DGIS+BIM fusion management and control module, a VRinteraction module, a server module and a real-time road condition and event monitoring module; the execution system includes a traffic accident intelligent decision module, a traffic light signal control module and a municipal engineering traffic accident emergency processing device; the power system includes an electromechanical device module; the information system includes an information release module. The core of the municipal engineering traffic accident processing system and method is the 3DGIS+BIM fusion management and control module. By establishing a municipal engineering three-dimensional BIM model, all-direction observation of municipal engineering traffic accidents can be realized, decision makers and managers can grasp the whole situations, and electronization and informatization management of municipal engineering based on the BIM model is realized.

The invention discloses an extra-long-distance imaging assembly. The extra-long-distance imaging assembly comprises an uncooled thermal imaging device and a position adjustment device, wherein the position adjustment device comprises a controller with a power source, a rotation component and a pitching component; the controller is electrically connected with the rotation component and the pitchingcomponent, the pitching component is rotationally arranged on the rotation component, and the uncooled thermal imaging device is detachably and fixedly connected to the pitching component; and the controller performs wireless communication with a control terminal so that the controller can control the position of the rotation component and the position of the pitching component, and consequentlythe imaging position of the uncooled thermal imaging device is adjusted. The device is of a modular structure, so that production cost is low, and installation and maintenance are convenient; controlis performed through the control terminal and the imaging position, so that limitations of smoke, dust, a gale, a storm and other severe weather to an observer are avoided, and observation is performed in order; and the uncooled thermal imaging device can realize omnibearing observation, so that an observation dead angle is eliminated, and observation precision is improved.

The invention belongs to the technical field of model demonstration, and particularly relates to a smart city sand table demonstration system, which comprises a sand table model, a data processing module, a sub-control switch, a display module, a sub-control switch, a central processing unit, external playing equipment and a cloud server. The display module is arranged on the sand table model; thesand table model is linked with the data processing module and is used for transmitting the parameter data of the sand table to the central processing unit; the central processing unit is connected with the data processing module and the display module, and is used for uploading the sand table parameter data collected by the data processing module to the cloud server, uploading the video data ofthe display module to the cloud server and synchronously playing the video data on external playing equipment at the rear end; and the sub-control switch is connected with the display module and is used for controlling the display module to be opened and closed.

The invention provides a PM2.5 monitoring method and device. The method includes the steps that an imaging system carried by a preset Cubesat satellite is used for recording scattered light of lasersemitted by a laser emission platform to the outer space, target images are obtained and sent to a ground analysis device every first preset time, so that the ground analysis device obtains the concentration value and distribution of PM2.5 according to the target images, PM2.5 in a target space is observed in all directions on the premise that the atmospheric composition of the target space is notdestructed, and the concentration value and distribution of PM2.5 in the target space are obtained on the basis of the images observed in all directions. PM2.5 distribution obtained through observation of the target space in all directions is more accurate than PM2.5 distribution obtained through inversion of a satellite remote sensing monitoring method and PM2.5 distribution obtained through single-angle observation of a laser radar monitoring method, and the obtained PM2.5 concentration value is more accurate as well.