1272results about "Focusing arrangement" patented technology

An optical element driving mechanism used for driving an optical element is provided. The optical element driving mechanism includes a fixed portion, a driving assembly, and a support assembly. The driving assembly is used for driving the optical element to move relative to the fixed portion in a first dimension. The optical element is movable relative to the fixed portion through the support assembly.

A lens assembly is provided. The lens assembly includes lenses arranged along a direction of a first optical axis from an object side, an image sensor receiving light guided through the lenses, the image sensor includes an imaging surface inclined with respect to the first optical axis, a first optical member disposed between the lenses and the image sensor, the first optical member receiving light incident through the lenses in a direction of the first optical axis and emitting the light along a direction of a second optical axis crossing the first optical axis, and a second optical member disposed between the first optical member and the image sensor, the second optical member receiving light through the first optical member in the direction of the second optical axis and emitting the light to the image sensor along a direction of a third optical axis crossing the second optical axis.

The application provides a camera module and an electronic device. The camera module comprises a lens, an SMA motor, a substrate and an image sensor. The SMA motor comprises a carrier, a seat and an SMA driving assembly. The lens is fixed to the carrier. The SMA driving assembly connects the carrier and the seat. The SMA driving assembly is used to drive the carrier to move relative to the seat. The shell of the SMA motor comprises a top plate and a bottom plate arranged oppositely. The bottom plate comprises a first part and four second parts. The four second parts are arranged at the outer circumferential side of the first part at intervals. The distance between the second part and the top plate is greater than the distance between the first part and the top plate. The four corners of the substrate are provided with recessed avoiding spaces. The first part is fixed to the substrate. The second part is at least partially located in the avoiding space. The image sensor is fixed to the middle part of the substrate and electrically connected to the substrate. The image sensor is arranged to face the lens. The above-mentioned camera module can have a smaller module shoulder height while ensuring the shooting quality.

An optical system is provided. The optical system includes a movable portion, a fixed portion, and a driving assembly. The movable portion is movable relative to the fixed portion. The driving assembly drives the movable portion to move relative to the fixed portion. The driving assembly is located between the movable portion and the fixed portion.

Detailed camera systems and methods achieve rich light field sampling within limited cost and power constraints. Exemplary arrangements include designs for heterogeneous array cameras, including multifocal arrays, arrays matching depth of field to have uniform pixel density, array-aware focus, exposure and frame rate control, multispectral arrays, and multiscale arrays. One embodiment incorporates lens assemblies of two different types: a first type in which all lens elements move under control of a focus actuator, and a second type in which only some of the lens elements move under control of a focus actuator—the others are stationary. A great number of other features and arrangements are also detailed.

The invention relates to a lens driving module and a camera module. The lens driving module is used for bearing an optical lens with an optical axis, and comprises a base which is provided with a base conductive part; the first carrier is movably arranged on the base in the direction perpendicular to the optical axis, and the first carrier is provided with an electric element; the first driving assembly is configured to drive the first carrier to move relative to the base in the direction perpendicular to the optical axis; the elastic circuit board comprises a stator fixing part, a mover fixing part and a connecting part, the stator fixing part is fixed to the base and electrically connected with the base conductive part, the mover fixing part is fixed to the first carrier and electrically connected with the electric element, and the stator fixing part and the mover fixing part are connected and conducted through the connecting part; at least one connecting part is an elastic connecting part with elasticity in the direction perpendicular to the optical axis; therefore, the elastic circuit board can simultaneously bear a circuit conduction function and a reset function.

An optical system is provided in the present disclosure, including a first movable portion, a fixed portion, a first driving assembly, and a circuit assembly. The first movable portion is connected to a first optical element. The first movable portion is movable relative to the fixed portion. The first driving assembly drives the first movable portion to move relative to the fixed portion. The circuit assembly is electrically connected to the first driving assembly.

A processing apparatus includes a processor and a memory. The processor performs first detection processing of detecting a first area of a target to be detected from image data acquired from an imaging element and performs second detection processing of detecting a second area based on the first area from image data acquired from the imaging element. The processor further performs first processing using the first area, and performs second processing using the second area. The processor repeatedly performs the first detection processing, and performs the second detection processing in each period from the detecting of the first area started at a first timing to the detecting of the first area subsequently started after the first timing.

A lens barrel is provided with an adjustment mechanism and the adjustment mechanism has a fixed side hole part, a cam-side hole par, a driving transmission part that is provided on the outer peripheral side of a movable lens holding frame in the same straight line as the fixed side hole part and the cam-side hole part in a state where these hole parts are aligned, an inner peripheral engagement part that is formed on an inner peripheral surface of a fixed lens holding frame, and an outer peripheral engagement part that is formed on an outer peripheral surface of the movable lens holding frame in a state of engaging with the inner peripheral engagement part, and moves the movable lens holding frame in an optical axis direction by rotating with respect to the inner peripheral engagement part.

Disclosed in the present application are a driving device and a camera module. The driving device comprises a fixing part; an anti-shake frame, which is movably connected to the fixing part; a focusing carrier, which is movably connected to the anti-shake frame; a magnet part, which is arranged at the anti-shake frame; a focusing coil part, which is arranged at the focusing carrier and is opposite the magnet part; an anti-shake coil part, which is arranged at the fixing part and is opposite the magnet part; and a focusing position sensing part, which comprises a focusing position sensing element and a focusing position sensing magnet, and the focusing position sensing element being arranged at one of the focusing carrier and the anti-shake frame, and the focusing position sensing magnet being arranged at the other one of the focusing carrier and the anti-shake frame, and the focusing position sensing element being arranged opposite to the focusing position sensing magnet in a height direction.

The present invention relates to a lens driving device including a first housing, a coil holder disposed in the first housing, an iris disposed on the coil holder, a plate disposed on the first housing, a second coil and a fourth coil disposed on the plate, a second magnet disposed on the coil holder and facing the second coil, a fourth magnet disposed on the iris and facing the fourth coil, and a fourth sensor disposed on the plate and configured to sense the fourth magnet, wherein the fourth coil overlaps the second coil in a first direction perpendicular to an optical axis direction.

The present embodiment relates to a camera device comprising: a fixed part; a first moving part comprising a lens and disposed inside the fixed part; a second moving part comprising an image sensor and disposed inside the fixed part; a first magnet and a second magnet disposed in the fixed part; a first coil disposed in the first moving part and disposed at a position corresponding to the first magnet; and a second coil disposed in the second moving part and disposed at a position corresponding to the second magnet, wherein the first coil moves the first moving part in an optical axis direction, wherein the first magnet is overlapped with the second magnet in the optical axis direction, and wherein the length of the first magnet in the optical axis direction is longer than the length of the second magnet.

A sensor shifting actuator includes a housing having an internal space; an image sensor, accommodated in the housing, having an imaging surface; a first moving frame, accommodated in the housing, configured to be movable in a direction parallel to the imaging surface, together with the image sensor; a second moving frame, accommodated in the housing, configured to be movable in a direction perpendicular to the imaging surface, together with the image sensor and the first moving frame; a bridge portion configured to curve in at least a portion thereof and support a movement of the image sensor in the direction parallel to the imaging surface; and a plurality of ball members, disposed between the second moving frame and the housing, configured to support another movement of the image sensor in the direction perpendicular to the imaging surface.

The invention relates to a piezoelectric actuator, a piezoelectric motor, a camera module and electronic equipment, the piezoelectric actuator comprises a piezoelectric block and a friction head, the piezoelectric block comprises a connecting film belt, a protective film belt and a plurality of functional film belts, and the plurality of functional film belts are stacked between the connecting film belt and the protective film belt along a first direction. The length directions of the connecting film belt, the functional film belts and the protective film belt are all arranged in the second direction, the friction head is arranged on the side, back on to the functional film belts, of the protective film belt, the connecting film belt and the functional film belts are each provided with a piezoelectric layer and an electrode layer, and the electrode layer in the connecting film belt is electrically connected with the electrode layers in the functional film belts. The plurality of electrode layers are configured to excite the plurality of functional film belts to jointly drive the protective film belt to bend and vibrate in the first direction and the third direction under the action of different driving voltages, and the first direction, the second direction and the third direction are vertical in pairs. According to the piezoelectric driver, the piezoelectric motor, the camera module and the electronic equipment, the driving efficiency can be improved while miniaturization is considered.

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 moves relative to the fixed part. The driving assembly drives the movable part to move relative to the fixed part. The driving assembly includes a first magnetic element and a coil.

The invention discloses a base of a periscopic camera module, a manufacturing method and the periscopic camera module thereof, and the base of the periscopic camera module comprises a shell which comprises a bottom wall and a plurality of side walls located on the peripheral side of the bottom wall; the conductive parts are embedded in the bottom wall and the side walls, and each conductive part comprises a plurality of connecting branches embedded in the bottom wall; the reinforcing parts are embedded in the bottom wall, and the reinforcing parts and the conductive parts are arranged at intervals; each reinforcing piece comprises a first reinforcing part and a second reinforcing part which are connected with each other, the first reinforcing parts and the second reinforcing parts are arranged on different planes, and the first reinforcing parts are suitable for supporting the second reinforcing parts, so that projection parts of the second reinforcing parts and the connecting branches in the first optical axis direction of the periscopic camera module are overlapped.

The present disclosure relates to a method of contrast-based autofocus of an image capture device, the method comprising: determining if at least one initiation condition is met, comprising: obtaining a first contrast metric representative of a contrast characteristic of at least one region of a first image captured with a first focus setting, the first contrast metric being determined based on one or more first data values corresponding to one or more pixels of the first image; determining a change in the contrast characteristic of the at least one region of the first image based on the first contrast metric with respect to a reference contrast metric obtained from a previous image captured with the first focus setting; determining if the change in the contrast characteristic equals to or exceeds an initiation threshold for the first focus setting, wherein the initiation threshold for the first focus setting is set based at least in part on the first focus setting; and upon determining that at least one initiation condition is met, initiating an autofocus process.

The present invention relates to a lens driving device, a camera module including the lens driving device, and an optical apparatus. Embodiments include a substrate, a housing including first and second side portions facing each other and third and fourth side portions facing each other, a bobbin arranged inside the housing, a first coil arranged on the bobbin, and a magnet arranged in the housing, the substrate including a second coil facing the magnet, the magnet including a first magnet arranged on the first side portion of the housing, a second magnet arranged on the second side portion of the housing, and a third magnet arranged on the third side portion of the housing, the second coil including a first coil unit facing the first magnet, a second coil unit facing the second magnet, and a third coil unit facing the third magnet, the first to third coil units each including a wire having a plurality of turns, and the wire of the third coil unit is narrower in width than the wire of the first coil unit.

A camera module, an electronic device and a position detection method for the camera module are provided according to the present disclosure. The camera module includes an autofocus mechanism, an adjustable diaphragm mechanism and a linkage mechanism. A focus driving assembly drives a supporting frame to drive a lens to move, so that the autofocus mechanism realizes focusing movement. When the lens moves, the linkage mechanism drives a blade driving assembly to drive a shading blade to move according to a current position of the lens in an optical axis, so as to adaptively change a shading area of the shading blade on the lens. In this way, the focusing movement of the lens can be linked with the aperture adjustment movement of the adjustable diaphragm, thereby realizing the consistent adjustment of the lens focus and the aperture of the diaphragm.

A camera module is provided. The camera module includes a lens assembly including at least one lens, an optical refractive member disposed at a path of light passing through at least a part of the at least one lens, an image sensor for converting the light received through the at least one lens and the optical refractive member into an electrical signal, a housing for accommodating the optical refractive member and the image sensor, a first driving unit for moving the image sensor within an internal space formed by the housing along a first direction in which a distance between the optical refractive member and the image sensor is changed, and a second driving unit for moving the image sensor along at least one of a second direction or a third direction which is different from the second direction with respect to the housing. The first driving unit may include a first carrier for transporting at least a part of the second driving unit which accommodates the image sensor along the first direction, and at least one first sphere interposed between the first carrier and the housing and disposed to move the first carrier along the first direction with respect to the housing.

The embodiment relates to a lens driving device comprising: a base; a first holder disposed in the base; a second holder disposed in the first holder; a bobbin disposed in the second holder; a first driving unit for moving the first holder in a z-axis direction along an optical axis; a second driving unit for moving the second holder in a y-axis direction perpendicular to the z-axis direction; and a third driving unit for moving the bobbin in an x-axis direction perpendicular to both the z-axis direction and the y-axis direction. Each of the first to third driving units includes a coil and a magnet.

A sensor driving device according to an embodiment includes a fixed part; a first moving part disposed inside the fixed part and spaced apart from the fixed part; a second moving part disposed inside the first moving part and spaced apart from the first moving part, and including an image sensor; a first driving part that moves the first moving part relative to the fixed part; and a second driving part that moves the second moving part relative to the first moving part, wherein the first driving part is provided to move the first moving part based on a first driving force corresponding to a first driving method, and the second driving part is provided to move the second moving part based on a second driving force of a second driving method different from the first driving method.

An optical element driving mechanism is provided, which includes a movable portion, a fixed portion and a driving assembly. The movable portion is connected with an optical element. The movable portion is movable relative to the fixed portion. The driving assembly is configured to drive the movable portion to move relative to the fixed portion.

A camera actuator is provided. The camera actuator according to an embodiment of the present invention comprises: a housing; and AF carrier which is mounted in the housing and moves in an optical-axis direction; an OIS carrier which is mounted in the AF carrier and moves in a direction perpendicular to the optical-axis direction; a first ball member which is disposed between the inner surface of the housing and the outer surface of the AF carrier to assist in the movement of the AF carrier; a second ball member which is disposed between the AF carrier and the OIS carrier to assist in the movement of the OIS carrier; and an OIS damper which is disposed between the inner surface of the AF carrier and the outer surface of the OIS carrier so as to reduce the impact generated between the AF carrier and the OIS carrier.

An optical system is provided. The optical system includes a holder and a first compensation assembly. The holder is connected to an optical module. The first compensation assembly compensates a light. The first compensation assembly includes a first optical element. The light enters the optical module through the first compensation assembly.

A camera module comprises: a first body including an upper plate and a side plate extending from the upper plate; a second body coupled to the first body; a lens module, at least a portion of which is placed inside the first body; a first shield cover coupled to the first body; and a substrate assembly placed inside the second body, wherein at least a portion of the first shield cover is placed at a higher position than the upper plate of the first body and revealed to the outside.

An optical drive mechanism is provided. The optical drive mechanism includes a carrier, a fixed part, a first elastic element, and a first adhesive element. The carrier is configured to connect an optical element and is movable relative to the fixed part. The carrier is movably connected to the fixed part via the first elastic element. The first elastic element is connected to the carrier or the fixed part via the first adhesive element.

A lens driving device according to an embodiment comprises: a movable unit on which at least one lens is mounted; a first coil and a driving magnet which face and interact with each other such that the movable unit is moved in the optical axis direction of the lens; a position sensor for sensing the position of the movable unit in the optical axis direction or a driver comprising the position sensor; and a positively magnetized magnet arranged to face the position sensor or the driver, wherein the positively magnetized magnet comprises a first side surface, which faces the position sensor and has a first polarity, and a second side surface, which faces the position sensor, which is arranged to be spaced from the first side surface in a direction parallel with the optical axis direction or arranged to abut the first side surface, and which has a second polarity that is the opposite of the first polarity of the first side surface, and the length of the first side surface in the optical axis direction may be equal to or larger than the length of the second side surface in the optical axis direction.

At least one camera module disposed in an electronic device is provided. The at least one camera module includes a lens assembly aligned along an optical axis, an image sensor for changing an image to an electrical signal, an optical image stabilization (OIS) driving unit for providing force for the lens assembly or the image sensor to move in a direction perpendicular to the optical axis or to rotate about the optical axis, and a housing for accommodating the lens assembly, the image sensor and the OIS driving unit, wherein the OIS driving unit includes an OIS carrier for moving in the direction perpendicular to the optical axis or rotating about the optical axis, the OIS carrier transports the lens assembly or the image sensor based on the movement of the OIS driving unit, a plurality of first axis drive coils disposed on a first side of the housing, a first magnet having at least two polarities, and disposed on the OIS carrier to face the plurality of the first axis drive coils, at least two first position sensors disposed at coil centers of at least two drive coils respectively among the plurality of the first axis drive coils, and configured to acquire first information for measuring a position of the first magnet for a first axis direction of the OIS driving unit, and at least one second position sensor configured to acquire second information for measuring a position of the first magnet for a second axis direction of the OIS driving unit, and wherein the at least one second position sensor be disposed on the first side of the housing to face one or more neutral zones of the first magnet.

An optical assembly, a camera module having the optical assembly, and a smart device having the camera module. The optical assembly comprises: a lens module (10) having an outer frame (12), wherein the outer frame (12) comprises four side surfaces divided according to an angle range, the lens module (10) comprises a first support portion (13) and a second support portion (14) on each side surface of the outer frame (12), and both the first support portion (13) and the second support portion (14) on each side surface are located at a group of diagonal regions (12A) of the outer frame (12); and a fixing means (30) disposed at another group of diagonal regions (12B) of the outer frame (12) of the lens module (10), wherein the fixing means (30) has a first power supply fixing portion (311) and a first groundwire fixing portion (321) corresponding to the first support portion (13), and a second power supply fixing portion (331) and a second groundwire fixing portion (322) corresponding to the second support portion (14), on a respective fixing surface corresponding to each side surface of the outer frame (12).