Abstract: A lens driving module is provided, which includes a lens assembly; a base; a lens driving assembly configured to driving the lens unit to move relative to the base; a housing surrounding the lens driving assembly; an intermediate material configured to connect the base to the housing; and an anchoring member disposed on the base. The anchoring member has a front surface and a clamping surface formed at an angle that is greater than 0 degrees relative to the front surface. A portion of the intermediate material is disposed on the clamping surface.

Abstract: A driving mechanism includes a frame, a carrying base, and a drive module. The carrying base is disposed in the frame, and includes a carrying body, a first stop element and a second stop element. The carrying body is configured to carry an optical element. The first stop element is disposed on the carrying body, and configured to limit the range of motion of the carrying body in a first direction. The second stop element is disposed on the carrying body, and configured to limit the range of motion of the carrying body in the first direction. The driving module is disposed in the frame, and configured to move the carrying body relative to the frame. The first direction is parallel to the axis of the optical element, and the first stop element is closer to the top portion of the frame than the second stop element.

Abstract: The disclosure provides an optical system including an optical element and a driving module. The driving module includes a fixed part and an electromagnetic driving assembly. The fixed part includes a casing and a circuit unit. The circuit unit is connected to the casing and includes a base and a circuit element. The electromagnetic driving assembly is disposed inside the casing and is electrically connected to the circuit element. The electromagnetic driving assembly is configured to force the optical element to move relative to the base. There is no position-sensing component disposed inside the driving module.

Abstract: A mobile device and antenna structure thereof are provided. An antenna structure is placed next to a pivot structure of the mobile device and a parasitic element is placed next to a high-frequency radiation element extending from a feeding element, so as to resonate with the high-frequency radiation element to generate a resonant mode for compensating the lack of a high-frequency bandwidth.

Abstract: An optical system includes a base, a first lens driving module, and a second lens driving module. The first lens driving module includes a first lens holder, a first magnet, and a first coil. The first lens holder is configured to hold a first optical element. The first coil corresponding to the first magnet is configured to drive the first lens holder to move relative to the base. The second lens driving module includes a second lens holder, a second magnet, and a second coil. The second lens holder is configured to hold a second optical element. The second coil corresponding to the second magnet is configured to drive the second lens holder to move relative to the base. The first magnet is disposed between the first and second lens holders, and no other magnet is disposed between the first and second lens holders except the first magnet.

Abstract: A virtual reality display apparatus includes at least one display and at least one optical assembly. The display provides an image beam to a left eye or a right eye of a user. The optical assembly is disposed on a transmission path of the image beam and located between the left eye or the right eye of the user and the display. The optical assembly includes at least one Fresnel lens including ring structures surrounding an optical axis thereof. Each of the ring structures includes an effective refraction surface and an optically non-effective surface connected to each other and arranged along a radial direction. A junction of the effective refraction surface and the optically non-effective surface has a round angle. The radius of curvature of the round angles of at least some of the ring structures of the Fresnel lens is smaller than 10 ?m and larger than 0 ?m.

Abstract: A mobile device includes a first nonconductive support member, a second nonconductive support member adjacent to, and lower than, the first nonconductive supporting member, and an antenna structure that includes a first radiating portion disposed on the first nonconductive support member, a second radiating portion disposed on the first nonconductive support member and extending in a direction opposite to the first radiating portion, a feeding element, and a connecting portion disposed on the first nonconductive support member and the second nonconductive support member that couples the first radiating portion and the second radiating portion to each other and to the feeding element, wherein the first nonconductive support member is part of a visible outside edge portion of the mobile device.

Abstract: An optical system includes a base, a first lens driving module, and a second lens driving module. The first lens driving module includes a first lens holder, a first magnet, and a first coil. The first lens holder is configured to hold a first optical element. The first coil corresponding to the first magnet is configured to drive the first lens holder to move relative to the base. The second lens driving module includes a second lens holder, a second magnet, and a second coil. The second lens holder is configured to hold a second optical element. The second coil corresponding to the second magnet is configured to drive the second lens holder to move relative to the base. The first magnet is disposed between the first and second lens holders, and no other magnet is disposed between the first and second lens holders except the first magnet.

Abstract: A head mounted display includes a body portion, a display panel, a lens module, an infrared transmitter, and an infrared receiver. The display panel is provided in the body portion. The lens module is disposed in front of the display panel, and includes an outer frame, a lens and a mounting portion. The lens is provided in the outer frame. The mounting portion is disposed at the periphery of the outer frame. A reference line is connected between the viewing point and the mounting portion. The infrared transmitter is disposed on the mounting portion. The outer frame is provided with a light exit surface between the viewing point and the mounting portion. The infrared transmitter projects a light along the reference line via the light exit surface which limits the exit angle of the light. The infrared receiver is disposed on the body portion for receiving the light.

Abstract: A lens driving module is provided and includes a movable member for holding a lens, a fixed member movably connected to the movable member and includes a bottom spaced apart from the movable member, a first electromagnetic component, and an adhesive material disposed on the bottom. The bottom includes a conductive layer formed in the bottom and electrically connected to the first electromagnetic component, a position sensor electrically connected to the conductive layer, and a terminal electrically connected to the conductive layer and exposed by and partially embedded in the bottom, wherein a distance between an upper surface of the bottom and the movable member is less than a distance between the adhesive material and the movable member, a recess is formed on the upper surface, and the position sensor is disposed in the recess.

Abstract: A multiple lenses driving mechanism is provided, including a frame, a first lens holder, a second lens holder, a first lens driving assembly, a second lens driving assembly and a stopper. The first and second lens holders are disposed in the frame, arranged along a longitudinal axis for respectively holding a first lens and a second lens. The first lens and the second lens define a first optical axis and a second optical axis, respectively. The first and second lens driving assemblies are disposed in the frame to drive the first lens holder and the second lens holder, respectively. The stopper is disposed between the first and second lens holders and has a first restricting surface and a second restricting surface, facing the first and second lens holders, so as to restrict the first and second lens holders in a first restricted position and a second restricted position.

Abstract: An electromagnetic driving assembly is provided, including a movable member, a fixed member, a plurality of suspension wires, an electromagnetic component, a conductive layer, and a terminal. The fixed member is spaced apart from the movable member, wherein the movable member and the fixed member are arranged along the main axis. The plurality of suspension wires are elastically connecting the movable member and the fixed member. The electromagnetic component is for driving the movable member to move relative to the fixed member. The conductive layer is formed in the fixed member and electrically connected to the electromagnetic component through the suspension wires. The terminal is exposed by and partially embedded in the fixed member, and electrically connected to the conductive layer, wherein one end of each of the suspension wires is positioned in a recess of the fixed member.

Abstract: A phase detection auto-focus-based (PDAF-based) positioning method and a system thereof are proposed, where the method is applicable to a positioning system having at least three image sensors and a processing device and includes the following steps. A target scene is detected by the first image sensor to generate first phrase detection data and thereby calculate a first object distance. The target scene is detected by the second image sensor to generate second phrase detection data and thereby calculate a second object distance. The target scene is detected by the third image sensor to generate third phrase detection data and thereby calculate a third object distance. Next, a positioning coordinate of the target point is obtained by the processing device according to the first object distance, the second object distance, and the third object distance.

Abstract: A driving mechanism is provided, including a case, a holder and a driving module. The holder is disposed in the case for holding an optical member. The driving module is disposed in the case for driving the holder. The case is substantially quadrilateral and includes a first side and a second side. The driving module includes a first magnetic driving component winding on a periphery of the holder. The first magnetic driving component includes a first segment and a second segment that are respectively substantially parallel to the first side and the second side. The distance between the first segment and the first side is different from the distance between the second segment and the second side.

Abstract: A display apparatus includes a plurality of first pixel units and a plurality of second pixel units. Each of the first pixel units includes at least one first color sub-pixel, at least one second color sub-pixel, at least one third color sub-pixel and at least one fourth color sub-pixel arranged in a first configuration. Each of the second pixel units includes the at least one first color sub-pixel, the at least one second color sub-pixel, the at least one third color sub-pixel and the at least one fourth color sub-pixel arranged in a second configuration different from the first configuration. The first pixel units and the second pixel units are alternately disposed to make all of the pixel units adjacent to each of the first pixel units be the second pixel units, and all of the pixel units adjacent to each of the second pixel units be the first pixel units.

Abstract: A virtual reality display apparatus includes at least one display and at least one optical assembly. The display provides an image beam to a left eye or a right eye of a user. The optical assembly is disposed on a transmission path of the image beam and located between the left eye or the right eye of the user and the display. The optical assembly includes at least one Fresnel lens including ring structures surrounding an optical axis thereof. Each of the ring structures includes an effective refraction surface and an optically non-effective surface connected to each other and arranged along a radial direction. A junction of the effective refraction surface and the optically non-effective surface has a round angle. The radius of curvature of the round angles of at least some of the ring structures of the Fresnel lens is smaller than 10 ?m and larger than 0 ?m.

Abstract: A driving mechanism is provided, including a housing, a hollow frame, a holder, and a driving assembly. The frame is fixed to the housing and has a stop surface. The holder is movably disposed in the housing for holding the optical element. The driving assembly is disposed in the housing to drive the holder and the optical element moving along the optical axis of the optical element relative to the frame. Specifically, the stop surface is parallel to the optical axis to contact the holder and restrict the holder in a limit position.

Abstract: A driving mechanism for supporting an optical member is provided, including a base, a frame, a movable portion, a driving module, and an adhesive member. The base includes a plurality of first sidewalls, and at least one recess is formed on the first sidewalls. The frame includes a plurality of second sidewalls, and at least one opening is formed on the second sidewalls. The base and the frame form a hollow box, and the opening corresponds to the recess. The movable portion and the driving module are disposed in the hollow box. The driving module can drive the movable portion to move relative to the base. The adhesive member is accommodated in the opening and the recess, and extended along the first sidewalls. The adhesive member is disposed between the first sidewalls and the second sidewalls.