740results about How to "Control movement" patented technology

The invention provides a camera control method and a mobile terminal. The method is applied to the mobile terminal, the mobile terminal is provided with an accommodating space for accommodating a retractable camera component, the retractable camera component includes a camera and a motor, and the motor is connected to the camera through an elastic transmission structure for driving the camera to move. The method includes the following steps: if a trigger operation for the camera is detected, identifying the current state of the camera, wherein the trigger operation includes a pressing operation or a stretching operation, and the state of the camera includes a contraction state, an extension state, a contraction process or an extension process; and controlling the movement of the camera according to the trigger operation and the current state of the camera. According to the camera control method provided by the invention, the control modes of the camera of the retractable camera component can be increased.

The invention discloses a camera module for a mobile terminal. The camera module comprises a lens, a voice coil motor for fixing the lens or controlling the lens to move, an image sensor for imaging and an FPC (Flexible Printed Circuit) board which are arranged in sequence, wherein the lower side of the image sensor is movably connected with the FPC board. The module also comprises a driving module, wherein the driving module is provided with a coil and a magnet; and an acting force is generated through the coil and the magnet to drive the image sensor to move in a reciprocating way along a direction parallel to an optical axis in order to realize an automatic focusing function, or drive the image sensor to move in the transverse or longitudinal direction in a plane vertical to the optical axis and rotate around a center point, thereby realizing three-dimensional optical vibration prevention. The invention also provides the mobile terminal using the camera module. The camera module is simple in structure, small in size and convenient to match.

The present invention relates generally to the field of cell culture, which is a laboratory process used primarily for the growth, propagation, and production of cells for analysis and the production and harvesting of cell products. The present invention comprises functionalized and / or engineered hydrogel microcarriers that exhibit any or all of the following properties: controllable buoyancy, ferro- or paramagnetism, molecular or fabricated reporting elements, and optical clarity. The microcarriers are used in a bioreactor that employs external forces to control said microcarrier kinetic energy and translational or positional orientation in order to facilitate cell growth and / or cellular analysis. The bioreactor can be part of an automated system that employs any or all of the following; a microcarrier manufacturing method, a monitoring method, a cell culture method, and an analytical method. Either a single bioreactor or a plurality of bioreactors are used in the automated system to enable cell culture and analysis with a minimum of human intervention.

The invention provides a parallel robot control method which comprises the following steps: S1, building a dynamic model of a parallel robot; S2, establishing a least square equation used for describing dynamic parameter identification according to the dynamic model of the parallel robot; S3, establishing an optimization criterion of a motivation track according to the least square equation, and describing a mathematical model of the motivation track with the adoption of finite fourier series; S4, controlling the parallel robot to take an optimal motivation track as the expected motion track, and measuring and calculating a practical motion track; S5, identifying dynamic model parameters with the utilization of an identification algorithm and the practical motion track; and S6, controlling the motion of the parallel robot based on the identification dynamic model. The dynamic model parameter identification based parallel robot control method is capable of enabling the precise and intact dynamic model to be established, and precisely controlling the motion of the parallel robot.

The invention belongs to the technical field of lithium-ion battery, and in particular relates to a method for supplementing lithium powder to a lithium-ion battery negative plate. The method comprises the following steps: a first step, putting the cold-pressed negative plate on an unwinding and rewinding mechanism, and putting lithium powder to a feeding mechanism above the negative plate; a second step, adding electric fields and opening the feeding mechanism, so that the lithium powder is adsorbed on the surface of the negative plate under the action of the electric fields; and a third step, rolling the negative plate adsorbed with the lithium powder. Compared with the prior art, the method can control the movement of the lithium powder to overcome the flotation of metal lithium powder in air through electrostatic effect provided by the electric fields, and can simultaneously control the addition of the lithium powder and the dispersion degree of the lithium powder on the negative plate, thereby uniformly, quantitatively and precisely dispersing the lithium powder on the surface of the negative plate. Besides, the whole process provided in the invention is only needed to be carried out in a drying environment without adding the lithium powder in a process of preparing slurry, has a simple manufacture process and low cost, and is suitable for large-scale production.

The invention discloses a battery replacement system for power battery loaded on a vehicle. The system comprises a parallel mobile platform, a rotating platform, a track, a vertical lifting device and a battery tray. The parallel mobile platform is positioned on the track and moves along the track. The rotating platform is positioned on the parallel mobile platform. The battery tray is positioned on the rotating platform via the vertical lifting device. The battery tray is equipped with an electromagnetic suction device for drawing the battery box. The invention has the advantages of more convenient unloading of the battery box, more accurate positioning, and realizing the single loading and unloading of the battery box to be controlled within 3 minutes.

A method and apparatus for lifting fluids from a well is provided. In one embodiment, a pump assembly comprises a rotary motor adapted to actuate a reciprocating pump. The motor shaft of the rotary motor is threadedly coupled to a drive member of the reciprocating pump. In operation, rotation of the rotary motor causes reciprocation of the reciprocating pump.

The systems and methods of the invention relate to providing a computer device, having a display unit, with an accelerometer (or other motion sensor) to detect movement of the computer device (and / or an associated display unit) and generate movement data. An accelerometer driver may receive the generated movement data. The generated movement data may be processed and / or interpreted in order to create one or more control signals. The control signals may be sent to a display driver to control movement of one or more selected display objects on one or more display units. The control signals may control movement of selected display objects on a screen display (or between multiple screen displays) associated with the computer device.

The invention discloses an inclined separated layer solid filling coal mining method for a super thick coal seam, which is suitable for the exploitation of an 'under three' super thick coal seam. The method comprises the following steps: determining the number of inclined separated layers according to the principle that thickness of each separated layer is 2.5-4.5 m; adopting a exploitation sequence that mining layer by layer, and filling at a next row; arranging tunnels and equipment according to the conventional solid filling coal mining method; carrying out a circulating sequence that coal mining firstly, metal nets and bamboo fences paving secondly, and filling finally to complete the filling exploitation of a first mining surface and a first separated layer; meanwhile, mining according to the same filling coal mining method under the shield of a manual false roof formed by the first separated layer at the corresponding position of a second separated layer 4 months after a working face of the first separated layer finishes mining; circulating in the way that the exploitation of one separated layer is performed under the shield of a manual false roof manufactured by an upper separated layer continuously until the whole super thick coal seam is mined out. Through the adoption of the method, resources of the 'under three' super thick coal seam can be utilized, the rock formation movement and earth surface sinking can be effectively controlled; and the recovery ratio is high, the production efficiency is high, the cost is low, and the method has wide practicability in the field of thick coal seam filling exploitation.

A scroll compressor includes a compressor shell having first and second scroll members. The scroll members each have a base and a generally spiral wrap extending from its base. The generally spiral wraps of the first and second scroll members interfit to define compression chambers. A shaft causes the second scroll member to orbit relative to the first scroll member. At least one bypass port is formed in a base of one scroll member, and communicates with at least one of the compression chambers. The bypass port communicates with a passage leading to a suction pressure chamber within the compressor shell. A solenoid valve is movable between a reduced capacity position and a full capacity position, and selectively supplies a pressurized fluid to a fluid valve associated with the bypass port, such that movement of the solenoid can control whether the bypass port is open or closed.

Devices and methods are provided for replacing a spinal disc, and in particular devices and methods are provided that rely on buckling to control movement of adjacent vertebrae. In one embodiment, an artificial disc replacement implant is provided and includes an implantable body having a superior surface adapted to be positioned adjacent to an endplate of a superior vertebra, and an opposite inferior surface adapted to be positioned adjacent to an endplate of an adjacent inferior vertebrae. The implantable body includes at least one wall formed therein and extending between the superior and inferior surfaces. The wall(s) can be adapted such that, when the implantable body is disposed between the endplates of adjacent superior and inferior vertebrae, the wall(s) will buckle by moving laterally and shorting in height under a load applied thereto by movement of the adjacent vertebrae. The implantable body can also include at least one opening formed adjacent to the wall(s) and extending between the superior and inferior surfaces of the implantable body.

Disclosed is a capsule type endoscope control system which can move to any position, rotate or stop the capsule type endoscope in a human body by a remote control system outside the human body. There is provided a capsule type endoscope control system comprising: a medical capsule equipped with at least one permanent magnet, comprising a wireless transmission circuit for transmitting a series of signals to outside of the body; 2-DOF rotary joint unit for rotating an external permanent magnet in at least two directions, the external permanent magnet applying magnetic forces to the permanent magnets provided in the capsule; a distance sensor for measuring a distance between the external permanent magnet and a surface of the human body; a cartesian coordinate robot for moving the external permanent magnet; a bed for supporting the human body, the bed being able to roll within a certain degree; and a remote control unit outside the human body for controlling operations of the 2-DOF rotary joint unit, the bed and the cartesian coordinate robot.

The invention discloses a six-wheel-leg type serial-parallel hybrid robot. The robot comprises a carrying platform, a battery, a control system, a camera and three wheel-leg combined movable branched chains with six degrees of freedom; the battery, the control system and the camera are arranged on the carrying platform; the wheel-leg combined movable branched chains are arranged under the carrying platform; and the wheel-leg combined movable branched chain comprises a yaw joint, a yaw joint bracket, an upper pitch joint, a big leg, a middle pitch joint, a middle pitch joint bracket, an upper roll joint, a small leg, a lower pitch joint, a lower pitch joint bracket, a lower roll joint, a power wheel bracket and a power wheel. The invention provides the six-wheel-leg type serial-parallel hybrid robot with a simplified structure and good flexibility and rapidity.

The invention discloses an RBF neural network based mobile manipulator self-adaptive control method. The method comprises the following steps of S1, establishing a standard mobile manipulator dynamical model; S2, constructing an RBF neural network of the robot dynamic model; S3, designing a mobile manipulator trajectory tracking method with the adaptive capability through the constructed neural network; S4, automatically identifying unknown mobile platform and manipulator dynamic parameters through online learning, and conducting closed-loop identification and compensation on the unknown dynamic parameters, wherein the parameters of the RBF neural network can be updated on line, and finally, the feasibility and effectiveness of the simulation verification control method are verified. Through the method, output errors caused by the unknown dynamic parameters and external disturbance can be eliminated completely without an accurate robot dynamic model; the deficiency that a model-based robot control scheme cannot be implemented without the accurate dynamic model is made up; and the dynamic performance of a mobile manipulator and the trajectory tracking precision of a joint space areimproved.

A selectable one-way clutch includes a clutch module and at least one electromagnetic actuator module. Each electromagnetic actuator module includes at least one electromagnetic actuator assembly having a coil assembly, a locking strut, and a connection member mechanically interconnected to the locking strut for moving it between released and deployed positions in response to energization of the coil assembly.

The invention discloses a capsule endoscope control system. The system comprises a capsule endoscope used for acquiring digestive tract information of a to-be-tested person, a capsule control device and a control terminal, wherein a permanent magnet is arranged in the capsule endoscope; the capsule control device is used for controlling movement of the capsule endoscope through the permanent magnet; the control terminal is used for receiving and displaying the digestive tract information and the position information of the capsule endoscope and controlling the capsule control device to work. After the capsule control device controls the capsule endoscope to move to a first to-be-tested position, the capsule endoscope can send the digestive tract information of the first to-be-tested position to the control terminal for display, and a medical worker can clearly observe the digestive tract condition of the to-be-tested person. Then the capsule endoscope is moved to a second to-be-tested position for detection and sends digestive tract information to the control terminal, accordingly, all to-be-tested positions can be detected, the control terminal can also display the position of the capsule endoscope, and movement of the capsule endoscope can be controlled more accurately and more conveniently.

An embodiment of the invention discloses a touch display screen frame, system and calculating method based on infrared image pick-up; the system comprises a computer, a touch display screen, and an infrared image pick-up device and a control circuit board installed on the touch display screen frame, wherein the infrared image pick-up device comprises two high-resolution infrared cameras respectively at two ipsilateral angles of one rim of the touch display screen, infrared transmitting tubes installed at the tops or sides of the infrared cameras, and infrared refractive strips installed at the inner sides of the other three rims of the touch display screen; the four rims of the touch display screen are movably connected, and can be disassembled or folded from the touch display screen; the touch display screen frame can be independently and flexible configured, and the touch system can improve system resolution factor and computational accuracy of touch recognition point coordinates.

The invention provides an intelligent wheelchair man-machine interaction system and method based on facial expression recognition and relates to the field of the biology, the psychology, the computer vision, mode recognition, artificial intelligence and the like. According to the method, a geometric model matching algorithm is used for automatically locating centralized effective eyebrow, eye and mouth areas of facial features, then ASM feature points of the eyebrow, eye and mouth areas are located, and convolution operation is carried out on located feature point pixels and Gabor wavelet kernel functions to extract the facial expression features; an Adaboost algorithm is used for iterating and training the facial features to obtain an expression classifying model; the expression classifying model is adopted for recognizing input expression sequences in a classifying mode, the input expression sequences are compared with a control instruction defined in advance, and therefore interaction control over an intelligent wheelchair from facial expression recognition is achieved. When the facial expression features are extracted, real-time recognition of facial expressions is greatly improved, and real-time reaction with the intelligent wheelchair is greatly improved.

The present invention relates to six-freedom degree three-dimensional printing equipment, which is characterized in that a moving platform controlled by a parallel connection mechanism is used and mainly comprises a body system, a control system, a drive system, a printing system and a display system. According to the present invention, the modeling is performed through the control system, and the established three-dimensional model is subjected to partition to form the layer-by-layer cross-sections so as to guide the (6) moving platform to perform the six-freedom degree movement and carry out cobweb type printing, such that the three-dimensional entity is printed by the equipment through the six-freedom degree movement.

The invention relates to the technologies of electronic communication, mechanical control and image processing, and is manly applied to the exhibition and display industry. A flexible rotation display matrix comprises an electric flexible unit with a position sensing function, an electric rotation unit with the position sensing function, a flexible rotation unit control circuit and a total control circuit, wherein the electric unit can be spliced into a matrix module; the matrix module can be further spliced into a large matrix display screen; each unit is uniformly controlled by the total control circuit; display content sent from a PC (personal computer) machine is formed into one frame of stereo dynamic image according to different flexible positions or rotation angles of each unit; and the equipment can be cooperated with other sound, light and electricity equipment through cooperative control lines to achieve the shocked display effect.

A gas turbine engine includes a propulsion unit mounted to rotate about a first axis, and a core engine mounted to rotate about a second axis, and wherein the first and second axes are non-parallel. A gas turbine engine includes a propulsion unit driven by a free turbine which is adjacent to the propulsion unit and an associated fan, and having a gas generator core engine including a compressor, combustor and turbine section. A method is also disclosed.

The invention discloses a modularized matrix type stereo garage which comprises three functional modules, namely, vehicle-loading modules, lifting elevators and a control device. The modularized matrix type stereo garage is divided into a plurality of parking layers, wherein the parking layers are connected through the lifting elevators; a plurality of vehicle-loading modules in each parking layer are arranged on the periphery of the lifting elevators or distributed around the lifting elevator array; the control device is respectively connected with the vehicle-loading modules and the lifting elevators; and the vehicle-loading modules are formed into the parking spaces in each parking layer, and the horizontal or longitudinal movement of the vehicle can be simultaneously realized. The degree of dependence of the system on the hoisting equipment is reduced; parallel working logics are applied to different parking space driving devices, so that the efficiency of moving vehicle spaces and parking / taking vehicles is increased; the occupied area is small, and no extra reserved space is required in the running process, so that the utilization rate of the garage space is increased; and the flexibility of the vehicle conveying process is increased.

The invention discloses a method and a mobile phone for controlling picture movement of a pair of VR (Virtual Reality) glasses based on eyeball tracking and the pair of VR glasses. The mobile phone comprises a capture unit, an eyeball tracking unit, a judgment unit and a control unit, wherein the capture unit captures a facial image of a user and outputs the capture image; the eyeball tracking unit identifies eyeballs of the user from the image and outputs the eyeball gazing direction; the judgment unit judges whether the retention time of the eyeballs in the gazing direction reaches the preset time; when the retention time does not reach the preset time, the judgment unit does not output a control signal; when the retention time reaches the preset time, the judgment unit outputs the control signal; the control unit receives the control signals and controls picture display to move to the gazing direction according to the control signal, so that the picture movement of the VR glasses is controlled through eyeball tracking, and thus the user experience is improved.

The invention discloses a downtime apparatus of a scavenging machine. The downtime apparatus includes a bearing unit which bears the scavenging machine and a supporting unit which is connected to the bearing unit. The supporting unit also includes a first supporting part which is connected to the bearing unit through an angle rotation part and can adjust the angle between the supporting unit and the bearing unit. The supporting unit also includes a second supporting part which has a hollow structure and is connected to the first supporting part. The second supporting part can adjust the height between the supporting unit and the bearing unit. According to the invention, the apparatus enables a moving gate position to be shared by using a walking unit, which addresses high mounting cost; the apparatus by setting an adjustment assembly, can be fit for the angle between the bearing unit and a photovoltaic array plate, and can be fit for the photovoltaic array from more angles; by setting a control assembly, can control the machine to move by a control box.

The invention discloses an overturn-resistant self-elevating platform pile shoe which comprises an iron-plate-shaped hollow flat circular shell body connected by an upper top board and a lower bottom board. At least three tubular sliding ways fixedly connected with the shell body are horizontally arranged along the circumference wall of the shell body in an equally spaced mode; the front end of each tubular sliding way is provided with a limiting ring and a sealing ring, the rear end of each tubular sliding way is provided with a flange, a hydraulic oil cylinder and at least one section of telescopic pipe are sequentially arranged from the rear end to the front end, one end of a piston rod of the hydraulic oil cylinder is connected with a reinforced bar inside the shell body, a rod head arranged at the other end of the piston rod is connected with the inner end face of the front end of the telescopic pipe, the front end of the telescopic pipe is closed, and the rear end of the telescopic pipe is provided with a flange; the upper top board of the shell body is further provided with a watertight stuffing box, a watertight door is arranged at the bottom of the lower bottom board, and the hydraulic oil cylinder is communicated with a hydraulic servo system installed on a self-elevating platform through a high-pressure oil pipe. The overturn-resistant self-elevating platform pile shoe has the advantages of being flexible in operation, safe, reliable, resistant to overturning and sliding and strong in puncturing capacity.

The invention provides a jade fiber and flax fiber blended yarn and a preparation method thereof. The blended yarn comprises the components in percentage by weight: 20%-22% of jade fiber and 78%-80% of flax fiber, the twist degree of the blended yarn is 22.5-23T / inch, the strength is 280-300CN, and the elongation is 4.5%-6%. The jade fiber and flax fiber blended yarn has the advantages of strong moisture absorption, softness and elegance, strong comfortableness and bacterium resistance and odor elimination, and can be applied to cotton, fur and hemp products and be used for producing high-grade and good-quality products in knitting and weaving fields.

An external reverse gear unit for the speed variator of motorcycle is composed of a case assemblage for changing the rotational direction of driven axle, a manipulating mechanism installed on case body for driving the driven axle to change its rotational direction, and a reverse gear controlling drive for controlling the said manipulating mechanism. It features that the reverse gear can only be performed at low gear position, that is, reverse gear position "I", resulting in higher safety.

The invention discloses a virtual upper limb control system based on myoelectricity and motion capture and a method of the system. The system comprises a myoelectric device, a motion capture device, avirtual game development environment and a virtual / augmented reality device, wherein the virtual game development environment comprises a virtual upper limb model and a virtual game scene; the myoelectric device is used for detecting myoelectric signals and gesture information of different gestures and sending the myoelectric signals and the gesture information to the virtual upper limb model; the motion capture device is used for acquiring joint coordinates and spatial posture information of upper limbs and sending the joint coordinates and the spatial posture information to the virtual upper limb model. The virtual game scene receives data sent by the virtual upper limb model and sends the data to the virtual / augmented reality device, the virtual / augmented reality device feeds back visual auditory stimulation to the user, and virtual objects are placed in a corresponding real environment for operation. The system has the advantages of being low in cost, high in precision, comfort degree, timeliness and interactivity and diversified in scene, has an upper limb integrated game pattern and can increase the game enthusiasm of users.

A surface topography detector includes a first sensor, a second sensor and a digital control unit. The angle defined between the center axis of the first sensor and the center axis of the second sensor is equal to or less than 90 degrees. The digital control unit is electrically connected with the first sensor and the second sensor and is arranged for controlling the movement of the first sensor and the second sensor and processing the output signals of the first sensor and the second sensor. The surface topography detector can detect a surface with a bigger range of gradient angle accurately.