A system and a method for sensing an object using two-stage photo-acoustic excitation are provided herein. The method may include: scanning the object at a first resolution by alternately and repeatedly photo-acoustically exciting and sensing each of multiple first regions on the object to yield multiple first outputs; determining, based on the multiple first outputs, at least one first region of the multiple first regions that includes at least one zone and a specific depth of the at least one zone below a surface of the object; scanning the first region that includes the at least one zone at a second resolution by alternately and repeatedly photo-acoustically exciting and sensing each of multiple second regions in the at least one first region thereof to yield multiple second outputs; and determining, based on at least one of the multiple second outputs, specified parameters of the at least one zone.

The present invention relates to a vibration head (210) for an aerosol generator (200), the vibration head (210) comprising: a membrane (8); a vibration generating element (4); and a secondary coil (220) configured for providing an inductive coupling with a primary coil (320) being connected with a controller (100) of the aerosol generator (200), the inductive coupling driving the vibration generating element (4) to vibrate the membrane (8) for generating the aerosol.

This camera actuator is provided with a stationary-side member, a movable-side member which is provided to the stationary-side member in a displaceable manner and which holds a lens section, and a drive section which displaces the movable-side member in a plane including a first direction and a second direction which is perpendicular to the first direction. The movable-side member has a magnet affixation section for affixing a magnet section thereto such that the magnet section faces the stationary-side member, the magnet section being used for detecting the position of the movable-side member in either the first direction or the second direction. The surface of the magnet affixation section, to which the magnet section is mounted, is formed from metal.

An electric element includes a substrate including a resin layer and a first conductive body, and a magnet. The substrate includes a first principal surface facing the magnet. The first conductive body includes a coil portion having a winding axis orthogonal to the first principal surface and located on a side closest to the first principal surface. The coil portion includes a continuous coil conductor including a first coil surface facing the first principal surface and a second coil surface opposite to the first coil surface. The coil conductor has a non-uniform thickness in a winding axis direction varying a distance between the first and second coil surfaces, and a difference of maximum and minimum values of distance between the first coil surface and the first principal surface is smaller than a difference of maximum and minimum values of distance between the second coil surface and the first principal surface.

A vibrator support structure, a vibration motor including the vibrator support structure, and an electronic device including the vibration motor are provided. The vibrator support structure includes a housing, a vibrator, and a first support member. The vibrator is slidable in a first direction D1 and a second direction D2 that crosses the first direction D1. The vibrator is supported within the housing by the first support member, which includes a first deformation portion and a first engagement portion. The first deformation portion undergoes elastic deformation associated with vibrations of the vibrator in the first direction D1. The first engagement portion engages with the vibrator in such a manner that the vibrator produces a sliding motion associated with vibrations of the vibrator in the second direction D2.

A vibration motor and a tactile device are provided. The vibration motor has: a stationary portion; a movable portion, capable of vibrating with respect to the stationary portion along a central axis extending in an up-down direction; and an elastic member. The stationary portion has: a case including a housing disposed radially outside from the movable portion and having a cylindrical shape extending along the central axis; and a coil, capable of applying a driving force to the movable portion. The movable portion has: a magnet, extending along the central axis; and a holder, disposed above the magnet. The holder has: an upper portion, extending in a direction intersecting with the central axis and disposed above an upper surface of the magnet; and a side surface portion, extending downward from a radial outer edge part of the upper portion and fixed to a radial outer side surface of the magnet.

A system for processing a material comprises a reactor having an inlet for receiving a flow of the material and an outlet for releasing processed material from the reactor; an acoustic transducer for producing soundwaves propagating within the reactor and through the material; and one or more strings, placed under tension within the reactor and selected to resonantly vibrate at a predetermined frequency, responsively to the soundwave.

A vibrator device includes a semiconductor substrate, a vibrator unit, a cover, and an insulating film. The vibrator unit is disposed at a first surface of the semiconductor substrate, and includes a vibrator element, and an excitation electrode disposed at the vibrator element and having a portion facing the semiconductor substrate. The cover is bonded to the first surface in a joint portion surrounding the vibrator unit. The insulating film is disposed at the first surface. The insulating film overlaps the portion of the excitation electrode in plan view, and is absent at the joint portion of the semiconductor substrate and the cover.

According to one embodiment, a tactile actuator can comprise: a housing having an accommodation space therein; a cap covering at least a portion of the accommodation space; a vibration unit disposed inside the accommodation space; an elastic member for connecting the housing and the vibration unit such that the vibration unit can vibrate with respect to the housing; a coil for forming a magnetic field to drive the vibration unit; and a control unit for determining any one driving mode on the basis of collected driving information from among a plurality of preset driving modes and determining, according to the driving mode, the characteristic of a current to be applied to the coil.

The present invention provides an operation device which is capable of efficiently transmitting vibrations. An operation device according to the present invention is provided with: a first structure that comprises a touch panel module, a first case in which the touch panel module is arranged, a first supporting body to which the first case is affixed, and a vibration actuator 10 which is arranged on the first supporting body; a second structure that comprises a second supporting body, which is connected to the first supporting body, a second case which is affixed to the second supporting body, and a circuit board which is arranged in the second case; and a vibration damping member that connects the first supporting body and the second supporting body to each other.