Abstract: A pickup diaphragm includes a pickup part, a suspension edge and an outer edge, wherein the pickup part includes a non-planar surface. The suspension edge includes a deformable surface, with a joint surface being respectively configured on the inner and outer sides of the deformable surface, and the joint surface on the inner side being fixedly connected to the periphery of the non-planar surface. In addition, the outer edge includes a ring groove, in which one side of the ring groove is set as a connection end while the other side thereof is set as an opening end, the inner side of the connection end is fixedly connected to the joint surface located on the outer side, and a stethoscope head can be inserted through the opening end such that the ring groove is placed in sleeve on the outside of the stethoscope head.

Abstract: A pickup diaphragm includes a pickup part, a suspension edge and an outer edge, wherein the pickup part includes a non-planar surface. The suspension edge includes a deformable surface, with a joint surface being respectively configured on the inner and outer sides of the deformable surface, and the joint surface on the inner side being fixedly connected to the periphery of the non-planar surface. In addition, the outer edge includes a ring groove, in which one side of the ring groove is set as a connection end while the other side thereof is set as an opening end, the inner side of the connection end is fixedly connected to the joint surface located on the outer side, and a stethoscope head can be inserted through the opening end such that the ring groove is placed in sleeve on the outside of the stethoscope head.

Abstract: A point-pressed audio pickup apparatus includes a deformation element and an audio pickup device. The deformation element is pushed by an external force to induce deformation, so that a distance sensing element in the audio pickup device can measure the deformation through the changed distance so as to trigger the audio pickup device to start receiving sound.

Abstract: A vibration-based speaker box device is disclosed, comprising a vibration body and a control body, wherein the vibration body can be combined with the control body, and the control body can transfer an audio signal to the vibration body; the first case of the vibration body internally includes an accommodation area for the placement of the a vibrator, and the vibrator can be combined within the accommodation area by means of the filler between the accommodation area and the vibrator; also, the surface of the vibrator can be fixedly bonded onto a vibration board, so that the kinetic energy generated by the vibrations of the vibration body can spread onto the entire vibration board thereby propagating the audio signal through the vibration board.

Abstract: A wearable sound box apparatus is disclosed. In one embodiment, the disclosed sound box apparatus may include a wearable element having both ends thereof extended to form two sound box accommodating areas. The wearable element may be structurally hollow, allowing for a printed circuit board (PCB), a battery, and a reflection tube to be placed therein. A sound unit placed within each of the sound box accommodating areas may be electrically connected to the PCB through a signal line. When the sound unit operates, sound waves from the sound unit are reflected within the wearable element and corresponding inverted sound waves are transmitted out of the wearable element by the reflection tube.

Abstract: A wireless connection and control method for wireless sound box and system thereof, comprising a control application installed in a mobile electronic device and a wireless sound box, such that, when a user starts the control application of the mobile electronic device, it is possible to input control instructions via an operation interface. Following this, the control application converts the transmission packet data represented by the control instruction into audio signals hardly interfered by human voice and perceptible by human ears in order to constitute an encrypted audio. On the other hand, upon receiving a played encrypted audio, the wireless sound box can execute the control instruction represented by the transmission packet data such that the mobile electronic device can perform wireless connection to the wireless sound box or the mobile electronic device can control the operations of the wireless sound box.

Abstract: A wearable sound box apparatus is disclosed. In one embodiment, the disclosed sound box apparatus may include a wearable element having both ends thereof extended to form two sound box accommodating areas. The wearable element may be structurally hollow, allowing for a printed circuit board (PCB), a battery, and a reflection tube to be placed therein. A sound unit placed within each of the sound box accommodating areas may be electrically connected to the PCB through a signal line. When the sound unit operates, sound waves from the sound unit are reflected within the wearable element and corresponding inverted sound waves are transmitted out of the wearable element by the reflection tube.

Abstract: An improved structure for a passive radiation sound box comprises: a body, which is formed an inner room and a sound-guide tunnel through several clapboards, the surface of the body is disposed an outlet connecting with the tunnel; a passive radiation component, each of the two ends of a vibration film has an edge, the component is disposed between the clipboards, the edges are connected with the clipboards; and an amplifier unit, which is surrounded in the room by the clapboards and the component, a vibration film of the unit is disposed on a side surface of the room, the component is beneath the unit; wherein while the unit is vibrating and sounding, partial sound pressure in the room is through the room by way of the component, and is then released by the outlet along the tunnel.

Abstract: A horn amplifier comprises a horn and at least one speaker member with at least one spherical sound source; wherein the horn has one throat portion and one voice port opened from the throat portion toward outside, the bottom surface of the inner side of the throat portion of the horn has an open, the spherical sound source of the speaker member connects with the open, the inner side of the throat portion has at least one S-type sound-guide board, the sound-guide board is made as a plurality of paths in order to let spherical sound waves from the spherical sound source of the speaker member enter into the paths, then the spherical sound waves are transformed into plane sound waves, the plane sound waves are delivered to outside through the inner structure of the horn.

Abstract: A horn amplifier comprises a horn and at least one speaker member with at least one spherical sound source; wherein the horn has one throat portion and one voice port opened from the throat portion toward outside, the bottom surface of the inner side of the throat portion of the horn has an open, the spherical sound source of the speaker member connects with the open, the inner side of the throat portion has at least one S-type sound-guide board, the sound-guide board is made as a plurality of paths in order to let spherical sound waves from the spherical sound source of the speaker member enter into the paths, then the spherical sound waves are transformed into plane sound waves, the plane sound waves are delivered to outside through the inner structure of the horn.

Abstract: A mountable multi-directional audio device comprises at least one broadcasting device, which has a sounding portion outwardly; and at least one connecting member, the any end of the connecting member is connected with the broadcasting device.

Abstract: A mountable multi-directional audio device comprises at least one broadcasting device, which has a sounding portion outwardly; and at least one connecting member, the any end of the connecting member is connected with the broadcasting device.

Abstract: A head multi-directional audio device comprises: a head-wear member, which has two broadcasting devices, one buffer structure and two folding portions, the two broadcasting devices are with two sounding portions at the two external sides thereof, the two broadcasting devices are extended toward the right hand side and left hand side of the head-wear member individually, wherein the folding portion lets the broadcasting device, extended from the head-wear member, be bent inwardly; and two shelters, each has four braces that are to support the shelter on the two sounding portions, at least one sound exit is among the four braces on the each sounding portion, so that the sound from the sounding portion can be broadcasted by the sound exit.

Abstract: A multifunctional performing and playing device, comprising a holder for a portable electronic device, at least one fastening device and at least one sound playing device, in which the holder can be also used for object placement and the fastening device or the sound playing device is connected to the holder. Furthermore, the sound playing device or the portable electronic device can be directly located on the fastening device as well, thus a performer is allowed to connect the fastening device onto the holder in order to hang the holder on the performer's body, or otherwise the performer can also hang the portable electronic device or the sound playing device on the body simply by using the fastening device.

Abstract: A speaker unit for a projector includes a first speaker, a fixing portion and a second speaker. Either the first speaker or the second speaker has a central hole to hold the vertical post of a projector. Two holes that are diagonally opposing each other are provided in the inner wall of the central hole. The two holes of the fixing portion may align with the two holes of the first speaker and fasteners may be used to fixedly connect the first speaker with the vertical post. A connective portion is provided on either of the two vertical walls of the first speaker and a connective portion is provided on either of the two vertical walls of the second speaker. Therefore, the second speaker may be connected with the first speaker by these connective portions.

Abstract: A speaker base device for display comprises: a base, which internal has at least one PCB, the base extends outwardly to form at least one set of speaker-like structure; and a support column section, which extends upwardly from the base and connects with a display, the external cables of the display pass through an accommodating room of the support column section and electrically connect with the PCB of the base, so that the display can sound through the set of speaker-like structure of the base, and hence prior sounding structure mounted on the display can be replaced for better sound performance.

Abstract: A connecting structure adapted to connect two sound boxes comprises a clasping assembly and a positioning structure, the surface of the clasping assembly has a protruding portion, which has several protruding members, the surface of the positioning assembly has a hollow open, which has several oblique-rotation positioning portions and several apertures according to the protruding members of the clasping assembly, wherein the clasping assembly and the positioning assembly have four locking holes respectively for the clasping assembly and the positioning assembly being fixed to the two sound boxes; the protruding members of the protruding portion of the clasping assembly are inserted into the apertures of the hollow open of the positioning assembly accordingly, the clasping assembly or the positioning assembly is rotated in order to let the protruding members be fixed in the positioning portions, so that the different sound boxes are connected to each other.

Abstract: A connecting structure adapted to connect two sound boxes comprises a clasping assembly and a positioning structure, the surface of the clasping assembly has a protruding portion, which has several protruding members, the surface of the positioning assembly has a hollow open, which has several oblique-rotation positioning portions and several apertures according to the protruding members of the clasping assembly, wherein the clasping assembly and the positioning assembly have four locking holes respectively for the clasping assembly and the positioning assembly being fixed to the two sound boxes; the protruding members of the protruding portion of the clasping assembly are inserted into the apertures of the hollow open of the positioning assembly accordingly, the clasping assembly or the positioning assembly is rotated in order to let the protruding members be fixed in the positioning portions, so that the different sound boxes are connected to each other.

Abstract: A hanging structure of a hi-fi set of an electronic whiteboard comprises: a locking area, which is at one side of the hanging structure and has a plurality of locking holes for fixing the hanging structure on the electronic whiteboard; and a snapping area, which is at another side of the hanging structure, the thickness of the snapping area is thinner than the thickness of the locking area in order to form a space, wherein the hi-fi set has a plurality of hooking members, each hooking member is through the hanging hole of the to snapping area and downwardly snapping at the snapping area, further, the hanging structure can independently make the hi-fi set be hanged on a wall surface.

Abstract: A speaker unit for a projector includes a first speaker, a fixing portion and a second speaker. Either the first speaker or the second speaker has a central hole to hold the vertical post of a projector. Two holes that are diagonally opposing each other are provided in the inner wall of the central hole. The two holes of the fixing portion may align with the two holes of the first speaker and fasteners may be used to fixedly connect the first speaker with the vertical post. A connective portion is provided on either of the two vertical walls of the first speaker and a connective portion is provided on either of the two vertical walls of the second speaker. Therefore, the second speaker may be connected with the first speaker by these connective portions.