1813 results about "Tripod head" patented technology

A close up tracking and monitoring method of video movement object based on linkage structure of double camera shooting heads includes using a overall view monitor camera shooting head to carry out identification on object in monitoring region to confirm position and direction as well as movement speed of object, sending object information to close up tracking camera shooting head with direction being controlled by rotary table after tracking object is locked out, obtaining more information of locked object by utilizing close up tracking camera shooting head to display close up picture of locked object.

The invention relates to a mini-size underwater observing robot, which comprises an underwater robot body and an above-water control box, wherein, two sides of an electronic cabin on the underwater robot body are horizontally provided with a left propeller, a right propeller and a lamp; a middle part on the electronic cabin is vertically provided with a vertical propeller; a bracket and a manipulator are arranged together with a lower part of the electronic cabin, the interior of which is provided with a compass, a temperature gauge, a depth gauge and a control circuit board; a front part on the electronic cabin is provided with a camera with variable focus, a camera pan and tilt and a lamp; a back part on the electronic cabin is provided with a camera with fixed focus; video images are transferred to a display on the above-water control box through shielded cable; the above-water control box consists of a control panel, a control circuit, a liquid crystal display and a chassis body. The invention transfers the shapes and the movement state of observed objects under water to the above-water control box through a video sensor, so the repair personnel can analyze the images; besides, the arranged manipulator can carry out grabbing work with light weight.

The invention provides a method and a system for detecting forest fire. The system is composed of a forest monitoring point which comprises a heavy-duty digital tripod head 1, a thermal infrared imager 2, a visible light camera 3, a micro-meteorological station 4, embedded video processing equipment 5 and a communication bridge 6, and a command and control center which comprises a telemonitoring computer 7 and a communication bridge 8, wherein, the two communication bridges are communicated by a microwave wireless Tcp/IP network. The fire detection work is sequentially performed by the following six major steps: (1) field data acquisition, (2) image data processing, (3) fire recognition and analysis, (4) transmission of recognition results, (5) fire probability assessment and (6) automaticfire early warning. The method and the system combines video compression and decompression technology, thermal infrared image recognition and analysis technology, visible light color image recognition and analysis technology, embedded technology, wireless communication technology, remote sensing (RS) technology and 3D geographic information system technology to automatically recognize forest fireand analyze fire strategies, thus the method and the system are characterized by high detection probability of forest fire, low false alarm rate, no artificial participation, strong timeliness, highreliability, advanced technological means and wide market prospects.

The invention relates to an image stabilizing method of an airborne tripod head moving target autonomous tracking system based on human eye-like complex movement, which comprises an unmanned aircraft, and a flying control system, an airborne tripod head video camera, an airborne image processing unit and an airborne bionic control microprocessor. The method comprises the following steps that: a posture sensor measures the posture location of the small unmanned aircraft, a visual sensor acquires the target information of the video camera, after corresponding analog/digital (A/D) conversion and digital filtration, the information of posture location and the information of the video camera are operated and processed according to the input relation of established eyeball composite movement, the relevant deviation between a tracked target and the optical axis of the video camera is obtained, corresponding scale conversion is carried out, the processed information serves as a control law of an airborne tripod head controller to respectively control an airborne tripod head motor and realize the characteristics of the eyeball composite movement. The method can regulate an airborne tripod head in real time through the steps according to the position information of the tracked moving target and the posture information of the unmanned aircraft, so that the unmanned aircraft can autonomously track a suspicious moving target in an uneven environment and play a certain role in stabilizing a tracked image.

This invention relates to one mobile robot 3D sensor method, which comprises steps of environment information acquiring, environment information self adapting filter, environment coordinate exchanging and 3D sensing. This invention gets robot environment information through one sense platform composed of 2D laser radar, rotation bench and step motor. This invention also provides one dynamic self-adaptive filter to realize dynamic filter noise removing aim for environment information interference.

The invention discloses an automatic photography control device for a power line inspection unmanned aerial vehicle, and a control method thereof. The automatic photography control device is fixed on metal structure at the front end of an unmanned aerial vehicle body and located above a detection head. The automatic photography control device mainly comprises a control circuit and a battery. The control circuit and the battery are disposed in a box. The control circuit comprises a single-chip microcomputer, a servo steering engine, a wireless receiver, an LCD (liquid crystal display), keys, a camera photography control module, a power management module, and a battery. The single-chip microcomputer is respectively connected with the servo steering engine, the wireless receiver, the LCD, the keys, the camera photography control module, the power management module and the battery. The battery is further connected with the power management module. The automatic photography control device is obtained according to experiments and practical needs in power line inspection with the unmanned aerial vehicle, and allows the unmanned aerial vehicle to take photos efficiently, quickly and simply during power line section.

The invention discloses a calibration target device and a calibration method for a three-dimensional ice-shaped digital image system. The calibration target device comprises a rotary cloud deck, a lampstand, a movable calibration assembly and a calibration plate, wherein the rotary cloud deck is arranged on the lampstand; the rotary cloud deck is provided with the movable calibration assembly; and the movable calibration assembly is provided with the calibration plate. By adopting the calibration device, the on-site rapid calibration of a three-dimensional ice-shaped detector can be realized, and the calibration on the internal parameter and the relative positional relation of a camera can be finished through acquiring several images at a time, thereby, the experiment efficiency is greatly improved. By adopting the mechanical device disclosed by the invention, a traditional calibration mode of holding a free target is changed, the calibration error brought by the jitter of hands is avoided, and the calibration precision is improved. Moreover, the device not only is capable of realizing the calibration of a three-dimensional ice-shaped detector but also can be used as a fixed platform for an object to be measured, thereby, the integrated design of the calibration and the measurement is realized, and the manufacturing material and the processing cost of the device are saved.

The invention discloses a three-degree-of-freedom aerial photographic head with the stable inertia, which comprises a stabilizer, a transmission device and a camera. The three-degree-of-freedom aerial photographic head with the stable inertia adopts a main principle that a mechanical gyro with the considerable inertia realizes stable shooting. A head bracket is connected with a horizontal rotating rack; the horizontal rotating rack is connected with the mechanical gyro to form the stabilizer; and the stabilizer is connected with the camera through the transmission device, so the synchronous movement of the gyro and the camera in the vertical direction can be realized and the stable shooting of the camera can be realized by the stability of the gyro. The three-degree-of-freedom aerial photographic head with the stable inertia can eliminate the influence of the high-frequency and low-frequency vibration of a plane on the aerial photographic images and the problem of image inclination which is caused by the inclination of the plane, can photograph very clear and stable images without any chattering removal treatment and has good application effects in aspects of line detection, fixed-point monitoring, aerial photograph and the like. The three-degree-of-freedom aerial photographic head with the stable inertia has novel design and strong stability and can meet requirements on most high-quality aerial photographs.

The invention relates to a microminiature operation underwater robot of a nuclear power plant, and the robot comprises an underwater robot body and an onshore control system, wherein two propellers are respectively arranged in the horizontal and vertical directions of the robot body, a depth gauge is arranged on the right side of the front part of the robot body, a manipulator is arranged at the bottom in front of the robot body, and a sonar is arranged on the top of the robot body; a control cabin is arranged in the middle rear part of the robot body; an outer cabin is sealed by a transparent glass cover, and is provided with a rearview camera and an auxiliary lighting light-emitting diode (LED) lamp; a front-view camera system is arranged at the front part of the robot body, and comprises a zooming radiation resistant camera tube, a tripod head and a lighting lamp; a video image and control signal is transmitted to the onshore control system through a shield cable; and the control system comprises a movement control rod, a manipulator control button, a keyboard, a main display screen and a speed governing knob. The microminiature operation underwater robot of the nuclear power plant is used for the monitoring and the simple foreign body fishing of a core pool, a spent fuel pool and a component pool of the nuclear power plant.

The invention discloses small-size handheld ground monitoring equipment for an unmanned aerial vehicle. The small-size handheld ground monitoring equipment is designed on the basis of handheld way and single-person operation and can be used for transmitting a remote control instruction for controlling the flying of the unmanned aerial vehicle and cloud deck equipment while being used for monitoring telemetering data of the unmanned aerial vehicle; the small-size handheld ground monitoring equipment can be used for acquiring an instruction inputted by an operator by adopting various modes such as a touch screen, a rocker bar, a key and a three-axle gravity inductive sensor; and the small-size handheld ground monitoring equipment has a voice prompt function. According to the small-size handheld ground monitoring equipment disclosed by the invention, complex monitoring tasks of the unmanned aerial vehicle, which is generally finished by coordination of multiple persons, can be finished by an operator, and thus the convenience and favorable real-time property are obtained.

The invention discloses a multi-target active recognition tracking and monitoring method. The method comprises the following steps of collecting a panoramic picture in a monitor area through a first camera, and after tracked targets are locked in the panoramic picture, computing real-time coordinate information of each tracked target in the panoramic picture, and a first angle control value of a tripod head of a second camera and a first focus value of the second camera which are corresponding to the coordinate information; and when a close-up picture of one tracked target needs to be collected, locating the close-up picture by the second camera according to the first angle control value and the first focus value which are corresponding to the selected tracked target at present, and collecting the close-up picture to enable the second camera to always focus on the tracked target to carry out real-time continuous tracking shot on the tracked target. The method effectively solves the problems of tripod head control and focusing in video monitoring and multi-target tracking.

Disclosed is a vertical stabilisation mechanism (22) used for supporting a load (10). The vertical stabilisation mechanism (22) comprises parallelogram-shaped frames (221, 222, 223, 224) and an elastic piece (225). The adjacent edges of the frames (221, 222, 223, 224) are pivotally connected in such a way that included angles between the adjacent edges can vary. Two ends of the elastic piece (225) are connected to two of the adjacent edges of the frames (222, 223) respectively. The frames (221, 222, 223, 224) support the load (10) and balance the gravitational force of the load (10) by the elastic force of the elastic piece (225). Further disclosed are a tripod head device (20) and shooting equipment (100).

The invention relates to a pan and tilt camera with a sound identification and positioning function, which comprises a camera, a pan and tilt servo module and a pan and tilt control module, and the pan and tilt control module is respectively connected with the camera and the pan and tilt servo module. The pan and tilt camera has the following main technical characteristics that: the input end of the pan and tilt control module is connected with a sound identification and positioning module, and the input end of the sound identification and positioning module is connected with a highly directional sound pickup fixed on the pan and tilt camera. The design of the pan and tilt camera is reasonable, and the pan and tilt camera can identify and position the sound of a monitored site; when abnormal sound occurs, the pan and tilt camera can be controlled to aim at the direction of the sound source and shoot in order to timely acquire the video of an abnormal incident, and can send alarm information on the abnormal sound and the like to a monitoring center; the sound pickup distance is increased, the sound pickup effect are improved, the efficiency of capturing sound and other abnormal incidents is increased, and thereby the working efficiency of monitoring personnel can be increased.

The invention discloses a control device for a PTZ camera with an altitude self-calibration function. The control device comprises a rail, a rail platform, a rail motor, the PTZ camera, a PTZ motor, a first sensor, a second sensor and an embedded microcontroller, wherein the rail platform is arranged on the rail and can slide along the rail; the rail motor is connected with the rail platform and provides power for motion of the rail platform; the PTZ camera is installed on the rail platform and can move along with the rail platform; the PTZ motor is connected with the PTZ camera and provides power for pitching and deflection of the PTZ camera; the first sensor is arranged on the rail platform and can move along with the rail platform; the second sensor is arranged on the PTZ camera and can pitch and deflect along with the PTZ camera; the first sensor and the second sensor are connected with the signal input end of the embedded microcontroller respectively, and the rail motor and the PTZ motor are connected with the output end of the embedded microcontroller respectively. The invention further discloses a control method. According to the control device and method, travel distance errors and deflection and pitching angle errors caused by mechanical abrasion, thermal expansion and cold contraction and other factors can be compensated, and altitude self-calibration is achieved.

The invention relates to a three-dimensional panoramic image generation method. The method comprises the following steps of: shooting a plurality of local images of a panorama at a low angle and a high angle at a horizontal position opposite to a tripod head by using a wide-angle camera respectively; synthesizing a plane composite image from each shot local image; converting the plane composite image into a three-dimensional spherical image; and performing three-dimensional navigation on the three-dimensional spherical image. By the method, the overlap region of the local images can be increased, so that the image effect is smoother and the obtained three-dimensional panoramic image is more similar to a real scene when the local images are synthesized into the plane composite image. The invention also provides a three-dimensional panoramic image generation system.

The invention relates to a video camera system of discovering and tracking automatically abnormal targets. Camera lens, video camera, image collecting unit, image processing unit, turntable control unit, turntable consist of a closed loop control system. The image collecting unit converts standard television signals output by the camera into 16-bit digital video signals. The image processing unit outputs the center position of the biggest abnormal target after detecting abnormal targets, and outputs the zooming control of lens of the camera according to the size of targets and the position in the visual field. The turntable control unit gives an alarm to the monitoring center, controls rotation of the turntable to make the light axis of the camera installed in the turntable point to the abnormal targets detected, and adjusts automatically the zooming multiple to make the monitoring center obtain clear and intact video image about the abnormal targets. The invention realizes the quick detection and track about invading targets.

The invention provides an image pickup system for machine motion control, which comprises a guide rail 10, a robot main body 20, a cradle head device 30, a video camera 40, a video camera control module 50 for controlling the video camera 40, a robot control module 60 for controlling the robot main body 20 and the cradle head device 30, and a machine motion control image pickup module 70 for performing coordinated control on the video camera control module 50 and the robot control module 60; wherein the robot main body 20 slides on the guide rail 10, the cradle head device 30 is arranged at atail end of a magic hand of the robot main body 20, and at least one video camera 40 is mounted on the cradle head device 30; and the guide rail 10, the robot main body 20 and the cradle head device 30 for a 9-DOF (degree of freedom) robot.

The telescopic joint type robot for superhigh voltage live cleaning is used in cleaning. The robot has hand claw connected to small arm via the first joint, hand claw rotating oil cylinder with piston rod hinged to hand claw and cylinder hinged to small arm, small arm connected to the large arm via the second joint, small arm rotating oil cylinder with piston rod hinged to small arm and cylinder hinged to large arm, large arm fixed onto the rotary platform, rotary platform fixed onto movable carrier, automatic hydraulic leveling system and cradle head on the movable carrier and remotely controlled operating terminal for data exchange with central control system via radio communication. The present invention has less joints, simple structure, light weight and easy working and assembling, and may position ceramic insulator accurately.

The invention discloses a system and a method for controlling a camera and a holder in location shooting. The system comprises a touch screen 1, a controller module 2, a communication module 3, videosupervising equipment 4, the camera and the holder 5 and audio/video switching equipment 6. The touch screen 1 is used for receiving the input action of an operator; the controller module 2 is used for converting the input action of the operator into a communication control signal which can be received by the camera and the cradle holder 5 and the audio/video switching equipment 6; the communication module 3 is used for sending a communication control command to the camera and the cradle holder 5 or the audio/video switching equipment 6; and the video supervising equipment 4 is used for supervising video pictures shot by the camera. The system and the method have the advantages of original concept, simple implementation, convenient operation and high precision, can be applied in the fieldssuch as camera monitoring, automatic illumination, automatic monitoring, location shooting, studio art and program directing production and the like, and have wide application prospect in the aspectsof industrial and agricultural production, education, national defense and the like.

The invention provides a cruise control method for a tripod head video camera. The method is applied to a video monitoring system which comprises the tripod head video camera, a video server and a client terminal. The method comprises the steps that (S1) a panoramic picture of a monitorable area of the tripod head video camera is displayed on the client terminal; (S2) the client terminal collects position coordinates of a tracing point on the panoramic picture and sends the position coordinates the video server every other preset time, and the video server generates control parameters by combining the position coordinates of the tracing point collected latest and sends the control parameters to the tripod head video camera; (S3) the tripod head video camera controls own rotation according to the control parameters, and the own optical axis of the tripod head video camera is made to be located on a same straight line with a ground location coordinate corresponding to the position coordinates of the tracing point collected latest. According to the cruise control method for the tripod head video camera, the rotation of the tripod head video camera can be control by moving the tracing point, a user can acquire all the information around a monitoring point conveniently through the panoramic picture, observation and judgment over an overall situation by the user are facilitated, and therefore better monitoring effects can be achieved.

A tripod head comprises a tripod mounting component, an angle adjusting component, and a camera mounting component. The angle adjusting component is configured to allow adjustment and locking of the angle between the tripod mounting component and the camera mounting component about first and second perpendicular axes. The camera mounting component is rotatably mounted to the angle adjusting component to allow the camera mounting component to be rotated and locked with respect to the angle adjusting component about a third axis.

The invention discloses a remote outdoor monitoring apparatus, which can clearly and accurately acquire target point video information and three-dimensional coordinate parameter by setting a cloud mirror decoding card, a lens stepping motor driver and a PTZ stepper motor driver, wherein, the cloud mirror decoding card is respectively electrically connected to a camera, an IP video processing module, a PTZ stepper motor driver, and a lens stepping motor driver. The invention also discloses an automatic monitoring control method, which includes setting the presetting bit of each target monitoring point, connecting these presetting bits in series into a monitoring running track, the lens automatically scanning along the monitoring operation track, discovering that target monitoring points appear abnormity instance, the lens lock locking the target, centering and magnifying the target monitoring point images for performing image recognition once more, and automatically triggering the alarm. The apparatus can clearly and accurately obtain the abnormity instance of the target points, to avoid false alarm and improve warning accuracy.