Patent application number | Description | Published |
20110050006 | ACTUATOR - This invention provides an actuator at least including a holder having a movable member accommodation space and at least three magnet accommodation spaces, a movable member received by the movable member accommodation space of the holder, and a magnetic circuit system comprising at least three magnets and at least three coils, the magnetic circuit system enabling the movable member to move with respect to an axis and incline at an angle with respect to at least one axis; wherein each of the at least three magnets is received by one of the at least three magnet accommodation spaces and the directions of the top and bottom magnetic poles thereof are perpendicular to the axis with respect to which the movable member moves; and wherein each of the at least three coils corresponds to one of the at least three magnets and is associated with the movable member, and the central axis of each of the at least three coils is perpendicular to the axis with respect to which the movable member moves. | 03-03-2011 |
20110052170 | DRIVING CIRCUIT FOR A PHOTOGRAPHING MODULE - The present invention provides a driving circuit for a photographing module comprising: a load comprising three coils and four signal input ends; a power source configured to drive the coils and capable of providing an intermediate level between a supply voltage level and a ground level; and a set of electronic switch elements; wherein the driving circuit controls the magnitudes and directions of the electric currents flowing through the coils by switching the set of electronic switch elements, thereby enabling the photographing module to perform auto-focusing and compensate for an angle of inclination. | 03-03-2011 |
20110141320 | PHOTOGRAPHING MODULE WITH OPTICAL ZOOM - This invention provides a photographing module with optical zoom, which at least includes a focusing lens assembly, a zoom lens assembly, a focusing lens actuator, a zoom lens actuator, a photo sensor and a vibration sensor. The focusing lens actuator at least includes a first movable member, a first fixed member and a first electric unit, wherein the first electric unit can drive the first movable member to proceed axial displacement and incline at an angle with respect to at least one axis. The zoom lens actuator at least includes a second movable member, a second fixed member and a second electric unit, wherein the second electric unit can drive the second movable member to proceed axial displacement. Alternatively, the axial inclination driven by the first electric unit of the focusing lens actuator may be driven by the second electric unit of the zoom lens actuator. | 06-16-2011 |
20120113536 | AUTOFOCUS MODULE - The present invention provides an autofocus module including: a supporting base, an electrical focusing element and an conductive element, wherein the supporting base at least accommodates one lens element, the electrical focusing element is disposed at one end of the supporting base so that the electrical focusing element and the lens element are positioned along a common optical lens, and the conductive element is embedded in the supporting base and connected to the electrical focusing element and an external power source respectively. The electrical focusing element obtains power through the conductive element, and by controlling the power magnitude supplied to the electrical focusing element, the focal length thereof can be changed accordingly, thereby carrying out the autofocus operation. | 05-10-2012 |
20120222503 | ACTUATOR - This invention provides an actuator, comprising: a supporting frame having a movable element accommodation space; a movable element received by the movable element accommodation space of the supporting frame, at least one elastic element accommodation space and at least one electrically-driven element accommodation space being arranged in proximity to each other around the exterior thereof; an electrically-driven element received by the at least one electrically-driven element accommodation space and configured to cause the movable element to move with respect to at least one axis; and an elastic element configured to provide an elastic force with respect to at least one axis, wherein the elastic element is received by the at least one elastic element accommodation space and able to perform a sliding function with the at least one elastic element accommodation space. | 09-06-2012 |
20120251088 | PHOTOGRAPHING MODULE - This invention provides a photographing module comprising: a supporting frame having a movable element accommodation space, at least one first elastic element accommodation space and at least one first electrically-driven element accommodation space; a movable element having an optical system unit, at least one second electrically-driven element accommodation space and at least one second elastic element accommodation space, the movable element being received by the movable element accommodation space; an electrically-driven element received by the at least one first electrically-driven element accommodation space and the at least one second electrically-driven element accommodation space; an elastic element received by the at least one first elastic element accommodation space and the at least one second elastic element accommodation space, the elastic element being capable of sliding in the at least one second elastic element accommodation space; a vibration sensor disposed at a proper position of the photographing module for detecting a direction and a magnitude of a vibration; and a photo sensor disposed at an image side of the photographing module. | 10-04-2012 |
20160033737 | LENS DRIVING APPARATUS - A lens driving apparatus includes a holder, a cover, a carrier, a first magnet, a coil, a spring, two second magnets and a hall sensor. The holder includes an opening hole. The cover is made of metal material and coupled to the holder. The carrier is movably disposed in the cover, and for coupling to a lens. The first magnet is connected to an inner side of the cover. The coil is wound around an outer side of the carrier, and adjacent to the first magnet. The spring is coupled to the carrier. The second magnets are disposed on one end of the carrier which is toward the holder. The hall sensor is for detecting a magnetic field of any one of the second magnets, wherein the magnetic field is varied according to a relative displacement between the hall sensor and the second magnet which is detected. | 02-04-2016 |
20160085085 | LENS DRIVING MODULE - A lens driving module includes a holder, a cover, a carrier, at least one first magnet, a first coil, at least two second magnets, at least one first sensor and at least one second sensor. The holder includes an opening hole. The cover is made of metal material and coupled to the holder. The carrier is movably disposed in the cover and for coupling to a lens. The first magnet is movably disposed in the cover. The first coil is wound around an outer side of the carrier. The second magnets are disposed on one end of the carrier. The first sensor is for detecting a magnetic field of the second magnets. The second sensor is for detecting a magnetic field of the first magnet. | 03-24-2016 |