Abstract: A camera module includes a base having a first stopper and a second stopper, a first lens assembly disposed in the base and having a first magnet, a second lens assembly disposed in the base and having a second magnet, and a third lens assembly fixed to the base and having a third stopper. The first lens assembly is disposed between the second lens assembly and the third lens assembly. The first lens assembly includes a first portion configured to contact the first stopper of the base and a third portion protruding from the first lens assembly, the third portion being configured to contact the third stopper of the third lens assembly. The second lens assembly includes a second portion protruding from the second lens assembly, the second portion being configured to contact the second stopper of the base.

Abstract: The embodiment relates to a camera actuator and a camera module including the same. The camera actuator according to the embodiment includes a base, a lens housing disposed on the base, a guide pin disposed on the base, a ball disposed between the guide pin and the lens housing, and a first yoke disposed on the lens housing, a magnet coupled to an inside of the first yoke, and a coil unit facing the magnet surrounding a part of the first yoke and fixed to the magnet. The embodiment may include a second yoke disposed under the first yoke to form a closed loop together with the first yoke.

Abstract: An aperture driving device including a support, a rotor disposed on an upper surface of the support, a magnet and a coil configured to rotate the rotor with respect to the support, a guide member disposed between the support and the rotor, and a blade including first and second holes, wherein the support includes a first protrusion inserted into the first hole of the blade, wherein the rotor includes a second protrusion inserted into the second hole of the blade, and wherein the guide member is disposed between the upper surface of the support and a lower surface of the rotor.

Abstract: An embodiment of the present invention relates to a camera module comprising: a housing; a lens barrel disposed in the housing; first and second elastic members coupled to the lens barrel; and a piezo motor including a column disposed between the first and second elastic members, wherein: the first and second elastic members press the column of the piezo motor; the lens barrel comprises a body part and a coupling part connected to the body part; and the coupling part comprises a groove coupled to one side of the second elastic member and a protrusion coupled to the other side of the second elastic member.

Abstract: The present disclosure relates to a method for determining whether a resource is occupied in a mobile communication system and a device therefor. A method for determining a resource occupancy in a mobile communication network according to an embodiment of the present disclosure may include calculating an occupancy threshold value based on received power for a transmission-limited resource; and based on a reference signal correlation power value for a specific resource block and the occupancy threshold value, determining whether the specific resource block is occupied.

Abstract: An aperture set includes a support including a first opening overlapping with a lens, a rotor rotatably disposed on the support and including a second opening overlapping with the lens and the first opening, and a plurality of blades disposed on the support and respectively rotatably disposed on the rotor, wherein an inner surface of the blade for adjusting an amount of light incident on the lens includes a curved portion and a straight portion.

Abstract: The camera module includes a base, a first lens assembly and a second lens assembly disposed and moved within the base, and a third lens assembly disposed and fixed to the base. The first lens assembly includes a first lens barrel in which a first lens is disposed, and a first driver housing in which a first driving part is disposed, and the second lens assembly comprises a second lens barrel in which a second lens is disposed. The second driving part housing may include a second driving part. The base may include a base stopper that limits strokes of the first lens assembly and the second lens assembly. The lens housing of the third lens assembly may include a barrel stopper to limit strokes of the first lens assembly and the second lens assembly.

Abstract: An embodiment of the present invention relates to a driving device comprising: a second guide part; a first guide part disposed in the second guide part; an optical unit disposed in the first guide part; a first driving part disposed in the optical unit; and a second driving part disposed opposite to the first driving part, wherein the first guide part comprises: a first fixing part coupled to the second guide part; a first moving part connected to the optical unit; and a first connection part for connecting the first fixing part to the first moving part, and the optical unit is tilted about the first connection part by the first moving part.

Abstract: The present disclosure relates to a brake actuator. The brake actuator, which is configured to press or release a piston toward a brake pad and be controlled by an electrical signal, includes a power generating part provided to generate power by an electrical signal, a spindle member provided to rotate by receiving power from the power generating part and having a first screw portion formed on an outer circumferential surface, and a nut member provided to press or release the piston, the nut member having a second screw portion formed on an inner circumferential surface to be engaged with the first screw portion, wherein a size of a pitch between adjacent threads of the first screw portion is changed in a constant cycle along a rotation direction.

Abstract: A dispenser including a housing; a plurality of cartridges which are disposed inside the housing; a mounting body to which the plurality of cartridges are mounted so as to be replaceable; a main motor which rotates the mounting body; and an elevating body which elevates such that a composition is discharged from any one of the plurality of cartridges. The elevating body may be disposed so as to be displaced on a rotation path on which the plurality of cartridges rotate.

Abstract: A camera actuator may include a holder disposed on a lower portion, a rotation part disposed in the holder, an optical member disposed on the rotation part, and a first driving part configured to tilt the optical member along a first axis and a second driving part configured to tilt the optical member along a second axis by pressing the rotation part. Further, the rotation part may include a first rotation plate disposed therein. Additionally, the first driving part may include a first operating part configured to contact the first rotation plate, and a first suction part disposed adjacent to the first rotation plate and configured to pull the first rotation plate.

Abstract: A camera actuator according to an embodiment includes a first lens unit disposed in a housing; a first lens barrel disposed in the housing and disposed under the first lens unit; a second lens barrel disposed in the housing and disposed under the first lens barrel; a first driving unit coupled to the first lens barrel in the housing and moving the first lens barrel in an optical axis direction; and a second driving unit coupled to the second lens barrel in the housing and moving the second lens barrel in the optical axis direction, wherein each of the first and second lens barrels includes an upper surface, a lower surface, and side surfaces facing an inner upper surface, an inner lower surface, and an inner side surfaces of the housing, wherein the upper surface of the first lens barrel includes a first stepped portion, wherein the lower surface of the second lens barrel includes a second stepped portion, and wherein a first distance from one side surface of the second lens barrel to the second stepped porti

Abstract: One embodiment of the present invention discloses a camera actuator comprising: a housing; a mover disposed in the housing and comprising an optical member and a holder having the optical member disposed therein; a tilting guide unit for guiding the tilting of the mover; a first magnet disposed in the housing; a second magnet disposed in the holder and spaced from the first magnet in a first direction; and a first driving part and a second driving part for driving the mover, wherein the first driving part and the second magnet are disposed, with respect to the holder, in a second direction perpendicular to the first direction, and the second driving part is disposed, with respect to the holder, in a third direction perpendicular to the second direction.

Abstract: The present disclosure relates to a dispenser, comprising: a housing; a plurality of cartridges which are disposed inside the housing; a mounting body to which the plurality of cartridges are mounted so as to be replaceable; a main motor which rotates the mounting body; and an elevating body which elevates such that a composition is discharged from any one of the plurality of cartridges, wherein the elevating body may be disposed so as to be displaced on a rotation path on which the plurality of cartridges rotate.

Abstract: The present invention includes a vessel portion for accommodating contents in a vessel body; a lower cover portion sealing the vessel body; a pressurizing portion pressurizing an interior of the vessel body to discharge the contents; and an auxiliary portion elevating and lowering the pressurizing portion, wherein in the pressurizing portion, an upward movement and a downward movement may occur alternately and repeatedly while the pressurizing portion pressurizes an interior of the vessel body to discharge the contents.

Abstract: Disclosed in an embodiment of the present invention is an camera actuator, comprising: a housing including a first side part and a second side part corresponding to the first side part; a first lens assembly and a second assembly lens which move in an optical axis direction on the basis of the housing; a driving part which moves the first lens assembly and the second lens assembly; a guide part which is disposed adjacent to at least one of the first side part and the second side part; and a ball located in the guide part, wherein at least one of the first lens assembly and the second lens assembly includes a recess which faces the guide part and on which the ball is seated, and the recess may include a first stepped part disposed along the edge thereof and a second stepped part disposed inside the first stepped part.

Abstract: The embodiment relates to an image stabilization device and a camera module including the same. The image stabilization device according to the embodiment includes: a first prism for changing a path of a light beam; a second prism disposed below the first prism and changing a path of light beam emitted from the first prism; an image stabilization control unit for controlling a shape of the second prism including a coil part and a magnet part. The first prism may be disposed inside the image stabilization control unit. The second prism may be a variable wedge prism. The image stabilization control unit may control the path of the light beam by changing the shape of the second prism through the magnet part.

Abstract: An embodiment of the present invention provides a camera actuator comprising: a holder disposed in a lower part; a rotation part disposed inside the holder, an optical member disposed on the rotation part; a first drive part for tilting the optical member to a first axis by pressing the rotation part; and a second drive part for tilting the optical member to a second axis by pressing the rotation part, wherein the rotation part comprises: a first rotation plate disposed on the inside; a second rotation plate disposed outside the first rotation plate; a fixing plate disposed outside the second rotation plate; a first bridge disposed between the first rotation plate and the second rotation plate so as to be positioned corresponding to the first axis; and a second bridge disposed between the second rotation plate and the fixing plate so as to be positioned corresponding to the second axis.

Abstract: A camera module including a base, and a first lens assembly and a second lens assembly disposed in the base and configured to move in an optical axis direction, a first yoke disposed on the first lens assembly, a second yoke on the second lens assembly, a first magnet on the first yoke, a second magnet disposed on the second yoke, a first coil in the base and opposite to the first magnet, and a second coil disposed in the base and opposite to the second magnet. The first lens assembly includes a first lens barrel and a first driving part housing extended from the first lens barrel in the optical axis direction. The first yoke is on the first driving part housing and extended along the optical axis direction. At least one first portion of the first yoke is overlapped by the first magnet in the optical axis direction.

Abstract: A camera module is provided. A camera module according to an aspect of the present invention comprises: a stator; a mover arranged in the stator; a first driver arranged on the stator; a second driver arranged on the mover and facing the first driver; a stiffener including an external portion coupled to the stator, an internal portion coupled to the mover, and a connector for connecting the external portion to the internal portion; a substrate coupled to the stator and the mover, and arranged on the stiffener; and a lens module coupled to the substrate.