15406results about "Projectors" patented technology

An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, and a driving assembly. The movable portion is used for connecting to a first optical element having an optical axis. The movable portion is movable relative to the fixed portion. The driving assembly is used for driving the movable portion to move relative to the fixed portion. When viewed along the optical axis, the optical element driving mechanism is strip-shaped.

A driving mechanism is provided for moving an optical element, including a fixed module, a movable module holding the optical element, a driving assembly for driving the movable module to move relative to the fixed module, a position-sensing element, and a 3D circuit. The fixed module has a base, and the position-sensing element is disposed on the base to detect the movement of the movable module relative to the fixed module. The 3D circuit is embedded in the base and electrically connected to the position-sensing element.

The invention relates to the technical field of camera anti-shake, and discloses a motion camera anti-shake method and system based on inertial prediction, and the method comprises the steps: collecting the three-axis acceleration original data of an IMU sensor in a motion camera, and calculating a first motion intensity value; when the first motion intensity value is smaller than an acceleration change rate threshold value, starting a first anti-shake mode, and extracting angular velocity data of the gyroscope; performing cubic spline interpolation curve fitting and time domain extrapolation prediction on the angular velocity data of the gyroscope to obtain a three-axis angular displacement predicted value and generate a first lens compensation driving signal in a first anti-shake mode; continuously monitoring the motion camera, switching to a second anti-shake mode when a second motion intensity value exceeds the acceleration change rate threshold value, acquiring three-axis acceleration sudden change data, and generating a second lens compensation driving signal in the second anti-shake mode, compared with a traditional single-mode anti-shake method, the method improves the adaptability and compensation precision in a complex motion environment.

An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, a driving assembly, and a circuit assembly. The movable portion is used for connecting to a first optical element. The movable portion is movable relative to the fixed portion. The driving assembly is used for driving the movable portion to move relative to the fixed portion. The circuit assembly is electrically connected to the driving assembly. The driving assembly is electrically connected to an external circuit through the circuit assembly.

A video output device includes a projector module configured to output a content image along a radiation direction, a first rotating device configured to rotate at least a portion of the projector module about a first axis that is parallel to the radiation direction, a second rotating device configured to rotate the projector module about a second axis intersecting the first axis, a substrate electrically connected to the second rotating device, and a connector electrically connected to the substrate through a first wire, electrically connected to the second rotating device through a second wire. While the projector module rotates about the second axis, the connector is configured to prevent the first wire and the second wire from being twisted.

Video inspection systems are disclosed. In one embodiment a video camera for use in a pipe inspection system includes a camera head including an outer housing, a camera module assembly including video and non-video sensors, a processing circuit, and a data link receiver.

An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion and a driving component. The movable portion is connected to an optical element having an optical axis. The movable portion is movable relative to the fixed portion. The driving component is configured to drive the movable portion to move relative to the fixed portion in a first dimension.

An electronic device includes: a projector; a camera; one or more processors; and memory storing instructions that, when executed by the one or more processors, cause the electronic device to: control the projector to display a projected image on a screen, wherein the screen includes surfaces; control the camera to obtain a captured image including the surfaces and the projected image; identify, based on the captured image, shapes of the surfaces and areas of the projected image projected onto the surfaces; and correct the projected image, based on the shapes of the surfaces and the areas of the projected image, by transforming the projected image into one from among a three-dimensional image and a flat image.

An optical driving mechanism is provided, including a movable portion, a fixed portion, a driving component and a first stopper component. The movable portion is configured to connect an optical element. The movable portion is movable relative to the fixed portion. The driving component is configured to drive the movable portion to move relative to the fixed portion. The first stopper component is configured to limit the range of movement of the movable portion relative to the fixed portion.

An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, and a driving assembly. The movable portion is used to connect the optical element. The movable portion may move relative to the fixed portion. The driving assembly is used to drive the movable portion to move relative to the fixed portion.

The invention discloses a lens driving device and a camera module. The lens driving device comprises: a base; the frame is movably arranged on the base; the carrier is used for carrying the optical lens, and the carrier is movably arranged on the frame; the lens driving assembly is configured to drive the carrier to move relative to the base along a first direction and a second direction perpendicular to the first direction; the focusing position sensing assembly comprises a focusing position sensing element and a focusing position sensing magnet which are oppositely arranged along the first direction; the anti-shake supporting part is arranged between the frame and the base in the second direction, the anti-shake supporting part is suitable for supporting the frame on the base, the anti-shake supporting part comprises at least three anti-shake balls, and seen in the first direction, one anti-shake ball and the focusing position sensing magnet are at least partially overlapped. In this way, the performance of the lens driving device is optimized.

The present invention relates to an aperture unit having an optical axis. The aperture unit includes a fixed portion, a guiding element, a first blade and a driving assembly. The guiding element is movably connected to the fixed portion, and the first blade is movably connected to the guiding element and the fixed portion. The driving assembly is disposed on the guiding element for driving the guiding element to move relative to the fixed portion in a first moving dimension. When the guiding element moves relative to the fixed portion in the first moving dimension, the first blade is driven by the guiding element to move relative to the fixed portion in a second moving dimension, and the first moving dimension and the second moving dimension are different.

Disclosed are an apparatus, system, and method of a visual sensor of a tactical gear to use facial recognition technology to identify a person of interest and to cause a responsive device on the tactical gear to notify a wearer. In one embodiment, a personal protective equipment includes a responsive device integrated in a tactical gear and a visual sensor. The visual sensor of the tactical gear identifies a target person using an identity artificial intelligence model. The responsive device notifies a wearer of the tactical gear when the visual sensor identifies the target person. Further, the responsive device notifies an additional person when the visual sensor identifies a threat to a protectee of the wearer and the additional person. The responsive device may vibrate when the visual sensor of the tactical gear detects an ambient threat to the protectee of the wearer.

An optical system includes an optical module with a main axis is provided. The optical module includes a fixed portion, a movable portion, a driving mechanism, and a supporting assembly. The movable portion is connected to an optical element and is movable relative to the fixed portion. The driving mechanism drives the movable portion to move relative to the fixed portion. The supporting assembly is connected to the movable portion and the fixed portion. When viewed along a direction that is parallel with the main axis, the fixing portion is a polygonal structure with a first side, a second side, a third side, and a fourth side. The first side is parallel with the third side, the second side is parallel with the fourth side, and the first side is not parallel with the second side.

A driving mechanism for moving an optical element is provided. The driving mechanism includes a fixed part, a movable part, and a driving assembly. The movable part is movably connected to the fixed part for holding the optical element. The driving assembly is configured for moving the movable part relative to the fixed part.

The present disclosure provides an optical element driving mechanism, which includes a movable part, a fixed assembly, and a driving assembly. The movable part is configured to be connected to an optical element. The fixed assembly has an opening for allowing a light beam along an optical axis to pass, and the movable part is movable relative to the fixed assembly. The driving assembly is configured to drive the movable part to move relative to the fixed assembly. The optical element driving mechanism further includes a recovery assembly configured to position the movable part in a first position when the movable part is not driven by the driving assembly.

A driving mechanism for moving an optical element is provided. The driving mechanism includes a fixed part, a movable part, and a driving assembly. The movable part is movably connected to the fixed part for holding the optical clement. The driving assembly is configured for moving the optical element relative to the fixed part.

The invention provides a motor, a camera module and electronic equipment. The motor comprises a base, an anti-shake support, a focusing support, a first magnetic piece, a first focusing coil and a first anti-shake coil. The anti-shake bracket is movably connected with the base; the focusing support is movably connected with the anti-shake support. The first magnetic part is fixed on the anti-shake bracket; the first focusing coil is fixed to the focusing support and faces the first magnetic part so as to drive the focusing support to move in the first direction relative to the base. The first anti-shake coil is fixed to the base and faces the first magnetic part so as to drive the anti-shake support to drive the focusing support to move in the second direction relative to the base, and the second direction intersects with the first direction. The first anti-shake coil, the first magnetic part and the first focusing coil are sequentially arranged in the second direction. The group of magnetic pieces of the motor can control the focusing support to move and can also control the anti-shake support to move, the overall structure is simple and compact, and miniaturization and thinning of the motor are facilitated.

The invention discloses a lens driving device and a camera module. The lens driving device comprises: a base; a frame, wherein the frame is movably arranged on the base; the carrier is used for bearing an optical lens, and the carrier is movably arranged on the frame; the lens driving assembly is configured to drive the carrier to move relative to the base along a first direction and a second direction perpendicular to the first direction, and the lens driving assembly comprises a driving magnet part and a driving coil part arranged opposite to the driving magnet part; and a focusing position sensing assembly, and the focusing position sensing assembly and the driving magnet part are arranged at different sides of the lens driving device. In this way, the performance of the lens driving device is optimized.

An optical element driving mechanism is provided. The optical element driving mechanism includes a movable part, a fixed part, and a driving assembly. The movable part connects an optical element. The movable part may move relative to the fixed part. The driving assembly drives the movable part to move relative to the fixed part.

A dishwasher includes an indicator configured to display a visual image by projecting a light beam to an external floor, wherein the indicator including a holder including an accommodating space, a light source module positioned in the accommodating space, the light source module being configured to generate the light beam, a first lens configured to refract the light beam generated in the light source module, an LCD module configured to generate the visual image by partially blocking the light beam having passed through the first lens, a reflector configured to change a traveling path of the visible light beam having passed through the LCD module toward the external floor, and a second lens configured to refract the visible light beam of which the traveling path is changed, wherein a stopper rib is provided on an inner surface of the holder, and wherein the reflector is supported by the stopper rib.

An optical member driving mechanism is provided. The optical member driving mechanism includes a movable portion, a fixed portion, and a driving assembly. The movable portion is configured to connect an optical member, and is movable relative to the fixed portion. The driving assembly is configured to drive the movable portion to move relative to the fixed portion.

The invention provides an anti-shake motor which can improve the accuracy of real-time position detection of a rotor. In the anti-shake motor, a first mover is arranged above a base, a second mover is arranged above the first mover, and a circuit board comprises a first polar plate and two second polar plates; the first part of the first floating polar plate and the first polar plate form a first sub-capacitor; the fourth part of the second floating polar plate and the second part of the first floating polar plate form a second sub-capacitor; the eighth part of the third floating polar plate and the fifth part of the second floating polar plate form a third sub-capacitor, and the seventh part of the third floating polar plate and the second polar plate form a fourth sub-capacitor; the capacitor between the first pole plate and any second pole plate is formed by connecting a first sub-capacitor, a second sub-capacitor, a third sub-capacitor and a fourth sub-capacitor in series, and the capacitance values of the first sub-capacitor, the second sub-capacitor and the fourth sub-capacitor are not changed when the second mover reciprocates along the second direction relative to the first mover; and the capacitance value of the third sub-capacitor is changed.

The embodiment of the invention provides a projection system and optical display equipment. Wherein the projection system comprises a lens group, a prism and a display chip which are arranged in sequence; wherein the lens group is composed of a first lens, a second lens, a third lens and a fourth lens which are sequentially arranged, and the refractive index of the first lens, the refractive index of the second lens, the refractive index of the third lens and the refractive index of the fourth lens are larger than 1.6; the refractive index of the prism is less than 1.55; the projection system satisfies: 1 < = TTL / f < = 1.5; wherein TTL is the total optical length of the projection system, and f is the effective focal length of the projection system.

The invention discloses a camera module and a driving device thereof. The driving device for the camera module comprises an outer frame, an inner carrier, a first driving assembly and at least one focusing magnetic attraction piece. The inner carrier is movably accommodated in the outer frame and is configured to install an optical lens; the inner carrier is provided with a first contact position, a second contact position and a third contact position; in the preset arrangement direction, the first contact position and the second contact position are located on the same side of the first driving assembly, and the third contact position is located on the side, opposite to the first contact position and the second contact position, of the first driving assembly; the first contact position, the second contact position and the third contact position form a triangular position relationship; in the preset arrangement direction, the resultant force of the magnetic attraction force between the inner carrier and the outer frame deviates to the side where the first contact position and the second contact position are located.

The utility model is suitable for the technical field of LEDs, and provides a sound transmission LED box body with an anti-piracy function, a screen and a movie hall. The sound transmission LED box body comprises a box frame, and a plurality of LED modules which are arranged in sequence are fixed in the box frame. Each LED module comprises a first PCB and a second PCB which are perpendicular to each other, a driving chip is arranged on the back face of each first PCB, LED lamp beads are arranged on the front faces of the second PCBs, sound transmission areas without wiring are arranged between the second PCBs, sound emitted by a loudspeaker box placed on the back of the screen can reach an auditorium through the sound transmission areas, and the sound transmission effect is good. The size specification of the sound transmission area can be designed according to the expected sound effect, so that the whole screen structure achieves the ideal sound transmission effect. Moreover, the HUB board on the back of the box body is covered with the rear cover with the lock, whether the HUB board receives the video signals or not is determined by detecting the state of the locking piece through the sensor, the safety of video resources is improved, and the video resources are prevented from being leaked from the LED box body.

The invention provides a projection lens, which comprises seven lenses from a projection surface to an image source surface along an optical axis: a first lens with negative focal power, a second lens with negative focal power, a third lens with negative focal power, a fourth lens with negative focal power and a fifth lens with negative focal power, the second lens has positive focal power; the surface of the image source side of the third lens is a convex surface; the surface of the projection side of the fourth lens is a concave surface, and the surface of the image source side of the fourth lens is a convex surface; the surface of the projection side of the fifth lens is a concave surface, and the surface of the image source side of the fifth lens is a concave surface; the surface of the projection side of the sixth lens is a convex surface, and the surface of the image source side of the sixth lens is a convex surface; the surface of the projection side of the seventh lens is a convex surface, and the curvature radius R7 of the surface of the projection side of the fourth lens and the curvature radius R8 of the surface of the image source side of the fourth lens meet the formula:-0.5 lt; (R7-R8) / (R7 + R8) lt; and-0.1. According to the projection lens provided by the invention, the projection quality of the projection lens is improved through the reasonable configuration of the surface types of the lenses and the reasonable matching of the focal power.

A module driving device includes a module holder configured to hold an optical module including a lens body and an imaging element; a connection member connected to the module holder such that the module holder is rockable about a first axial line that crosses a direction of an optical axis; a fixed-side member connected to the connection member such that the connection member is rockable about a second axial line that is perpendicular to an axial line direction of the first axial line; and a driver configured to move the module holder relative to the fixed-side member.

A bird feeder includes a feeding component and a first camera, where the feeding component is provided with a feeding zone. The first camera is provided at or beyond an edge of the feeding component and shoots from or beyond the edge of the feeding component towards the feeding zone, and captures first image data. The bird feeder designed in the present application attracts birds to perch and feed via the feeding component, while the first camera positioned at the edge or outside the feeding component captures images or videos of the bird feeding activities to address the difficulty in bird observation and shooting, which enables the recording of detailed feeding activities without disturbing the birds which are feeding, thereby providing more stable and comprehensive documentation of bird feeding activities. This facilitates observers' examination of bird feeding processes, demonstrating significant potential for widespread adoption and practical application value.