1219 results about "Shutter" patented technology

The invention discloses a building engineering progress automatic identification early warning system based on computer vision, which relates to the field of building engineering informatization and comprises a synchronous calibration module, a joint calibration module, a pose generation module, a mapping construction module, a resampling module, a mapping registration module and a comparison early warning module. Clock synchronization and rolling readout calibration are carried out on a camera and an inertial measurement unit, a continuous time pose is established in a frame, sampling is carried out according to rows, and an equivalent global shutter frame is generated in combination with plane and pixel-level geometric mapping; outputting a camera pose track and a local measurement map by adopting back-end optimization containing a rolling mechanism, and registering with the building information model; component detection, instance segmentation and state discrimination are completed on an equivalent global shutter frame, pixel domain measurement is unified into engineering quantity under pose and registration constraints, the engineering quantity is mapped to a work decomposition structure and a progress plan, deviation is calculated, and graded early warning is output according to a multi-threshold rule. Long-term stable and reliable operation and evidence traceability of the system are guaranteed through whole-course quality monitoring and threshold grading.

The invention belongs to the technical field of sunshade shutter control, and provides a dynamic photovoltaic sunshade shutter control method. Comprising the steps of photovoltaic shutter sunshade device construction, dynamic mathematical model construction, optimization target definition, original controller design, controller iterative optimization, control rule definition, weight strategy acquisition, shutter adjustment strategy generation and photovoltaic shutter sunshade device adjustment. According to the invention, through fusion of the model prediction control method and the rule-based control method, adaptive adjustment of the photovoltaic shutter sunshade device according to the optimization target and the custom rule is realized, and the flexibility and the universality of the device are improved.

The invention discloses a longitudinal rotation indoor alternating current metal-enclosed switchgear, which comprises a cabinet body, and a contact box device, a valve device, a longitudinal rotation isolation vacuum circuit breaker and an inductance device which are arranged in the cabinet body from top to bottom, and a driving assembly respectively acts on the longitudinal rotation isolation vacuum circuit breaker and the valve device; through partial strokes of the longitudinal rotation isolation vacuum circuit breaker and the valve, namely, the longitudinal rotation isolation vacuum circuit breaker and the valve device share one driving assembly, but the time point when the valve is driven by the driving assembly is ended earlier than the longitudinal rotation isolation vacuum circuit breaker or executed later than the longitudinal rotation isolation vacuum circuit breaker. Therefore, the motion stroke of the valve is shortened, the space requirement of the valve in the cabinet body is reduced, and the miniaturization of the longitudinal rotation indoor alternating-current metal-enclosed switchgear is realized.

An image forming apparatus includes (i) a developing unit including a storage frame including a receiving opening, and a developing shutter movable between a closed position to cover the receiving opening and an open position to expose the receiving opening, (ii) a toner cartridge including a toner frame having a discharge opening and movable between a mounting position at which the discharge opening faces the receiving opening and a retreat position, (iii) a moving device configured to move the toner cartridge from the retreat position toward the mounting position, and (iv) a drive device including a drive source and configured to drive the moving device. The developing shutter moves from the closed position toward the open position by a force of the drive source when the toner cartridge moves from the retreat position toward the mounting position.

The invention discloses a display light color detection system, and relates to the technical field of low-brightness display light color detection, and the system comprises a dynamic modulation module which is configured to carry out the high-frequency pulse modulation of a dark-state signal of a detection object, and is used for enabling the dark-state signal to carry a modulation component of a characteristic frequency; the time sequence division acquisition unit comprises a high-speed optical shutter assembly and a detector, and the high-speed optical shutter assembly synchronously switches the on-off state of an optical path according to the characteristic frequency; according to the invention, through high-frequency pulse modulation of dark state signals, time-sequence-divided acquisition of noise and signals and time-frequency domain combined decoupling, traditional hardware limitation is broken through, ultra-low brightness signals and stray light interference are effectively separated, 0.01 cd / m < 2 >-level high-precision detection is realized, the detection efficiency is improved by more than 7 times, and the misjudgment rate is significantly reduced. The problems of missing detection of a novel display technology and the yield of an automatic production line are solved, and an active coding-time sequence calibration-cross-domain cooperation framework has remarkable innovativeness and industrial value.

An air inlet sealing shutter capable of minimizing ventilation resistance during opening belongs to the technical field of ventilation and air conditioning, and comprises a window frame and a vertical wide shutter group capable of minimizing ventilation resistance during opening, the vertical wide shutter group consists of M vertical wide shutters with rotating shafts, and M is greater than or equal to 2; the width W of the vertical wide shutter meets 0.5 m < = W < = 2.6 m, the ratio F of the thickness to the width of the vertical wide shutter meets 1 / 50 < = F < = 1 / 10, the vertical wide shutter with the ratio F of the thickness to the width is used for reducing ventilation resistance caused by the shielding area corresponding to the thickness of the vertical wide shutter when the shutter is opened, and meanwhile the wind resistance strength of the vertical wide shutter is maintained; the vertical wide shutter comprises an air inlet lap joint area, a solid shutter area and an air outlet lap joint area. When environmental wind exists and the shutter is opened, flow guide and vortex elimination are carried out through the vertical wide shutter blades with the width W and the air inlet lap joint area of the vertical wide shutter blades, so that the ventilation resistance of the shutter during inclined air inlet is minimized; when the louver is closed, air inlet sealing of the louver is achieved through alternate lap joint of the air inlet lap joint areas and the air outlet lap joint areas of the adjacent louvers.

The utility model discloses a camera which comprises a shell, a control panel and a lens are arranged in the shell, a contact switch is arranged on the control panel, and a dial wheel mechanism is further arranged in the shell. The dial wheel mechanism comprises a dial wheel support, a dial wheel, a shutter key and a linkage piece are arranged on the dial wheel support, one side of the dial wheel extends out of the rear end face of the shell, one end of the shutter key extends out of the upper end face of the shell, and one end of the linkage piece can be connected with the shutter key; a limiting table is arranged on the end face of the gear, a limiting notch is formed in the limiting table, a limiting shifting block is arranged on the linkage piece, the limiting shifting block can be in sliding fit with the limiting table, and the limiting shifting block can be clamped with the limiting notch in a limiting mode; an elastic limiting piece is arranged on the shifting wheel support, limiting teeth are arranged on the outer side wall of the shifting wheel, and the elastic limiting piece is connected with the limiting teeth in a sliding and clamping mode. According to the utility model, the imaging technology of a digital camera can be adopted for photographing, the operation hand feeling of a film camera is kept, the nostalgic feelings of users are met, and the use favor of the users is improved.

A multi-selection shutter camera application and method selectively sends images to different artificial intelligence and innovative platforms for fast sharing and informational purposes. An electronic device with a touch sensitive display and a processor is utilized. A capture screen on the display includes a multi-shutter view (a live view and at least two selective capture buttons (e.g., shutters)) for capturing media content. The method may include receiving input from the buttons to capture the content and direct it to an artificial intelligence platform; processing the content information based on the selected button; analyzing the content through parameters and show options to the user on the same screen that displays the content; and presenting a plurality of selectable options related to the user's selected shutter and intent of capturing the content, including, but not limited to uses related to at least one of the following: discovery, shopping and sharing functionality alternatives.

An image-forming apparatus includes: a main housing having a first opening; a process cartridge mountable in and removable from the main housing through the first opening; and a first cover movable relative to the main housing to open and close the first opening. The process cartridge includes a drum unit including a photosensitive drum; a developing unit including a developing roller; and a receptacle to which a toner container is connectable. The first cover has a second opening through which the receptacle can be exposed. The toner container includes: a discharging part connectable to the receptacle; and a container-side shutter disposed on the discharging part for opening and closing the discharging part. The first cover includes an operating member configured to move the container-side shutter of the toner container to open and close the discharging part while the toner container is connected to the receptacle.

Described herein are methods and systems for protecting a light detection and ranging (LIDAR) device against external light that is originated at a light source other than a light source of the LIDAR device and that is being emitted towards the LIDAR device. In particular, the LIDAR device may be equipped with a mitigation system that includes an interference filter, an absorptive filter, an adaptive filter, and / or a spatial filter. Additionally or alternatively, the LIDAR device may be operated to carry out reactive and / or proactive mitigation operations. For example, the LIDAR device may be operated to vary over time characteristics with which light is being emitted and to only detect light having characteristics that match the characteristics with which light is being emitted. In another example, the LIDAR device may be operated to activate a shutter to block the external light from being detected by the LIDAR device.

The invention discloses a PCB soldering paste printing three-dimensional defect detection system based on multispectral imaging, and relates to the field of machine vision detection, and the system comprises a multispectral image acquisition module, a four-channel industrial camera based on RGB and near infrared, and a tunable LED light source array; acquiring reflection characteristic data under different penetration depths through a wavelength switching mechanism; the motion control trigger module is used for realizing positioning based on an XYZ three-axis objective table driven by a servo motor in cooperation with feedback of an encoder; a pulse width modulation signal is adopted to coordinate the moving speed of a camera shutter and a platform; according to the method, RGB and NIR four-channel imaging is combined with Beer-Lambert law modeling, so that double verification of material component quantitative analysis and three-dimensional shape reconstruction is realized, and limitation of monocular vision is avoided; structured light projection and binocular stereo matching technologies are adopted, cross-frame data alignment is realized in cooperation with an ICP algorithm, and detail defects can be better detected.

The invention relates to the technical field of image recognition, in particular to a disconnecting link opening and closing video image recognition system and method. The disconnecting link opening and closing video image recognition system comprises an image acquisition unit which is used for acquiring image data of a disconnecting link in real time in various environments. By adopting advanced image processing and mode recognition technologies and combining various image enhancement algorithms, high-precision recognition of the opening and closing states of the disconnecting link under complex illumination conditions and different visual angles can be achieved, meanwhile, the system has the real-time image processing capacity, response can be made in time when the state change of the disconnecting link is detected, and the detection accuracy of the disconnecting link is improved. By means of the system, potential safety hazards can be quickly found and processed by operators, the safety performance of the system is enhanced, and in addition, the system not only provides real-time identification results, but also can store and analyze historical data, presents the operation condition of the disconnecting link in a data report form, and supports subsequent decision making.

A selfie stick convenient for being operated with an index finger includes a clamping assembly, a supporting member, an extension and retraction mechanism, a handle and a shutter button. The clamping assembly having a main surface for facing the external equipment located on a first side. A step part is arranged on a surface of the handle located on the second side; the step part includes a first surface. From one side close to the second connecting part to one side away from the second connecting part, a distance between at least a portion of the first surface and an axis of the handle gradually increases. The shutter button is arranged on the first surface and configured to be operated with the index finger of the user to control the external equipment to take a photo.

Disclosed is a Bluetooth earphone cabin with a camera, including a shell. An earphone placement cavity and an electronic element cavity are arranged inside the shell, where a battery and a circuit board that are electrically connected to each other are arranged inside the electronic element cavity. A display screen, a camera and a shutter key are arranged on the shell, where the display screen, the camera and the shutter key are all electrically connected to the circuit board. A memory card interface and a memory card reading circuit are arranged on the circuit board.

The invention relates to a lighting arrangement (B) for a vehicle (2) comprising a lighting unit (9) arranged in a housing (8) and a shutter (5) arranged in the housing (8) which can be positioned in an open or closed position and which, in the closed position, conceals a camera (6) integrated into the housing (8) of the lighting unit (9). According to the invention, the shutter (5) forms a section of a cover lens (7) of a rear light (1) of the vehicle (2) and, in its closed position, the shutter (5) additionally covers at least one light source (10) emitting a reversing light of the vehicle (2). The invention further relates to a rear light (1) with such a lighting arrangement (B).

In a volumetric display and a head-mounted display having the volumetric display, the volumetric display includes a plurality of self-luminous display panels and a plurality of shutter panels. The display panels are configured to display an image forwardly, and are spaced apart from each other along a forward and backward direction. Each of the shutter panels is disposed between the self-luminous display panels adjacent to each other. A pixel of the self-luminous display panel corresponds to a pixel of the shutter panel. The shutter panel adjusts transmittance of a light emitted at a plurality of the pixels of the self-luminous display panel which is disposed at a rear side of the shutter panel, for each pixel.

The invention provides an anti-dust interference workpiece surface defect detection method and system based on a polishing environment and a medium, and the method comprises the steps: setting light source condition parameters and shutter time, obtaining a plurality of workpiece images, and preprocessing the workpiece images; analyzing dust interference information based on the preprocessed image, and comparing the dust interference information with set interference condition information to obtain a dust interference degree; comparing the dust interference degree with a set interference degree threshold value; if yes, performing enhancement processing on the preprocessed image based on a dust removal model to obtain defect information; if yes, defect information is obtained based on a defect detection model; workpiece images under different parameters are obtained through different light source condition parameters, and interference information of dust on the workpiece images is analyzed, so that the workpiece images are enhanced, defect features are enhanced, defect information is accurately analyzed according to a defect detection model, and the defect analysis precision is improved.

A shutter controller configured to control an operating rod of a shutter includes a controller housing, a clamping mechanism, and a driving mechanism. The controller housing includes a first housing and a second housing connected to each other, and the second housing is provided with a receiving cavity. The clamping mechanism is configured to clamp the operating rod and rotatably provided in the receiving cavity. The driving mechanism is provided in the first housing and is in transmission connection with the clamping mechanism, and the driving mechanism is configured to drive the clamping mechanism to rotate, thereby driving the operating rod to rotate.

Provided is a rotation shaft mechanism. The rotation shaft mechanism includes a base and two support assemblies. The two support assemblies are respectively connected to two sides of the base, and the support assembly includes a rotation plate and a shutter plate. The rotation plate is pivoted to the base, the shutter plate is disposed on a face of the rotation plate and is slidable in a direction close to or away from the base relative to the rotation plate, and an orthogonal projection of the base on a plane of the shutter plate is at least partially overlapped with the shutter plate in the case that the rotation shaft mechanism is in an unfolded state.

To provide a highly reliable optical filtering device used as a spatial filter of a dark field microscope, which is capable of controlling a shutter at a desired opening angle without fully opening the shutter. The shutter configured to be open and closed by voltage control; and a substrate having a shutter opening portion serving as a movable region of the shutter are included. The substrate has a stopper provided on a side surface of the shutter opening portion and extending in a thickness direction of the substrate, any cross section of the stopper in the thickness direction of the substrate having substantially the same shape, the shutter has a cut-out portion, and when the shutter is open, the cut-out portion abuts against the stopper.

A camera comprises a camera lens, a privacy shutter movable between a first position in which it obstructs the camera lens and a second position in which the camera lens is exposed, and a spring that biases the privacy shutter towards the first position. A piece of magnetic material is coupled to the privacy shutter, and an electromagnet is operable to hold the privacy shutter in the second position by acting on the piece of magnetic material. The camera may further comprise a switch located on the camera to deenergize the electromagnet.

Imaging device to which an interchangeable lens (200) can be attached, wherein the interchangeable lens (200) includes an aperture (260) and an aperture control unit (261) configured to drive the aperture (260), the imaging device comprising: an imaging element (110) configured to reset the accumulated charge; a shutter (180) configured to block and open an optical path to the imaging element (110); a shutter control unit (181) configured to control the shutter (180); a control unit configured to command an imaging operation; and a controller (140) configured to control the aperture control unit (261) and the imaging element (110) according to the command from the operating unit, characterized in that the controller (140) is configured to detect a prediction time of an aperture operation of the aperture control unit (261); and to initiate a charge reset process of the imaging element according to the prediction time of the aperture operation in order to complete the charge reset process at or before completion of the aperture operation.

A cartridge is configured to be attachable to a main body of an image forming apparatus and configured to receive toner supplied from a supply container. The cartridge includes a supply port configured to receive the toner supplied from the supply container, a shutter member configured to cover the supply port, and a locking member. The locking member is moved from a lock position to an unlock position to allow movement of the shutter member by using electric power supplied from the main body.

For meeting the future demand of high quality yet economically feasible high dynamic range video program creation, the inventor proposes a method of in a video camera (201) setting a video camera capturing mode of specifying output pixel luminances in one or more graded versions of output video sequences of images, comprising: —an operator of the video camera moving to at least two positions (Pos1, Pos2) in a scene which have a different illumination compared to each other, and capturing at least one high dynamic range image (o_ImHDR) for each of those at least two positions of the scene; —a color composition director analyzing for each of the at least two positions the captured at least one high dynamic range image to determine a region of maximum brightness, and determining at least one of an iris setting, a shutter time, and an analog gain setting for the camera; —capturing for each position of one of the at least two positions (Pos1, Pos2) a respective master capturing (RW) using the at least one of an iris setting, a shutter time setting, and an analog gain setting for the camera, and keeping iris, shutter time and analog gain settings constant for later capturing in at least the corresponding position; —determining at least a respective first graded image (ODR) for the respective master capturing, which consists of mapping by a respective luminance allocation function (FL_M) of digital numbers of the master capturing to nit values of the first graded image (ODR), by the color composition director establishing a shape of such luminance allocation function; and —storing the respective luminance allocation functions (Fs1, Fs2) for the at least two positions, or parameters uniquely defining these functions, in respective memory locations (221, 222) of the camera.

A toner cartridge includes: a body to contain toner and including a toner outlet to discharge the toner to the outside; an agitating member to rotate about a central axis of the body and agitate the toner contained in the body; a shutter member to move along the central axis with respect to the body, and having an open position to open the toner outlet and a blocked position to block the toner outlet; a driving force receiver exposed to the outside through the toner outlet when the shutter member is in the blocked position, and to rotate by receiving a driving force from the outside; and a driving shaft to transmit a rotational force of the driving force receiver to the agitating member.

An electronic equipment includes a casing provided with at least one opening, an image capture device, a shutter movably mounted in the casing between a working state and a resting state so that, when the shutter is in its working state, the image capture device views the exterior of the casing via the opening, and, when the shutter is in its resting state, the shutter conceals the opening for the image capture device, the equipment comprising a cover movably mounted in the casing between a retracted state and a protection state so that, when the cover is in its protection state and the shutter is in its working state, the image capture device views the exterior of the casing via the opening and a translucent zone of the cover. A corresponding operating method.

The present application relates to a kind of shutter wheel remote sensing wide imaging system and imaging method, including multiple optical camera lenses, motor drive mechanism, wheel shutter mechanism, multiple lens shared electronic optical sensor device, wherein, the wheel shutter mechanism is placed between camera lens and electronic optical sensor device, the shutter rotation of wheel shutter mechanism is driven by motor drive mechanism to control the light transmission of different camera lenses to electronic optical sensor device in turn, realize the wide imaging of area array camera lens.The present application provides the imaging method of the above-mentioned imaging system, improves the imaging width under the condition of not upgrading camera lens configuration, only uses a set of electronic device to reduce the development cost and installation difficulty.