Abstract: It is an object to provide an electro-acoustic converter which can be subjected to air leakage test allowing a gas to pass through a waterproof film in such a condition that the waterproof film is attached to the electro-acoustic converter. An electro-acoustic converter is produced, which includes: a casing having a sound hole; and a diaphragm provided in the casing, wherein the sound hole is covered with the waterproof film to form a closed space, and the closed space is in communication with the outside of the casing through a vent for air leakage test.

Abstract: A portable electronic device that provides compact configurations for audio elements are disclosed. The audio elements can be drivers (e.g., speakers) or receivers (e.g., microphones). In one embodiment, an audio element can be mounted on or coupled to an intermediate structure (e.g., a flexible electrical substrate) having an opening therein to allow audio sound to pass there through. In another embodiment, an audio chamber can be formed to assist in directing audio sound between an opening an outer housing and a flexible electronic substrate to which the audio element is mounted or coupled thereto. In still another embodiment, a barrier, such as a mesh barrier, can be provided in an opening of an outer housing so that undesired foreign substances can be blocked from further entry into the opening in the outer housing.

Abstract: A speaker cabinet according to an embodiment of the present invention includes: a pair of side plates whose outer peripheral portions define no apexes; and a bent plate curved in conformity with the outer peripheral portions of the pair of side plates and mounted to the pair of side plates.

Abstract: An electronic apparatus including: a speaker configured to output sound; an equalizer configured to modify a characteristic of an audio signal input to the speaker; and a storage configured to store information indicating intensities for each signal component of a plurality of frequency bands of the audio signal, wherein the apparatus is capable to be installed in a first installment state, in which the apparatus is mounted on a wall, and wherein the storage is configured to store, as first standard values, information indicating the intensity of signal components for each frequency band to be used when the apparatus is installed in the first installment state.

Abstract: A portable and wearable sound recordable and playable device comprising: a front cover and a back cover, that form a housing, which includes a cavity for holding componentry; the componentry including at least a microphone and a speaker, wherein the front cover and back cover are substantially similar in shape and include a curvature so that a cavity of air is formed between the speaker and the front wall cover; wherein the front cover and the back cover when attached form an acoustic geometry.

Abstract: Platforms for laptop computers can include one or more cooling features. In some arrangements, a platform includes a support body that has upper and lower panels that at least partially define an interior cavity. A ventilation plate can be disposed in the upper surface of the support body, and can have a plurality of ventilation holes that are in fluid communication with the interior cavity. In some arrangements, the upper panel is angled relative to the lower panel.

Abstract: A speaker arrangement comprises a first sound transducer (101) for reproducing sound in a lower frequency range and having a first on-axis direction and a first centre point. The arrangement further comprises a second sound transducer (103) for reproducing sound in a higher frequency range, the second sound transducer (103) being mounted in front of the first sound transducer and having a second on-axis direction and a second centre point. The transducers are positioned such that an angle between the first on-axis direction and the second on-axis direction is between 45° and 135°, and such that the distance between the first centre point and the second centre point is not higher than a cross-over wavelength corresponding to the cross-over frequency. The cross-over frequency between the lower frequency range and the higher frequency range is selected to be within the interval from 1.5 kHz to 3 kHz. An improved point source approximation may be achieved.

Abstract: The present disclosure is directed to devices, methods and systems for microphone arrays wherein enhancing performance of directional microphone arrays is provided. Enhanced performance of speaker phones is also provided. In certain embodiments, the housing of the device is configured to support the at least three microphones and the loudspeaker in a substantially first orientation; and the at least three microphones and the loudspeaker are arranged in a spatial relationship such that appropriate phase and delay characteristics achieve a substantial null response in the at least three microphones and in the loudspeaker in a substantial vertical direction away from the substantially first orientation over a desired audible range of frequencies and the device is able to provide a response to sounds over a range of first oriented elevations.

Abstract: The invention relates to a method and a system for optimizing the performance of a loudspeaker system as perceived by user. The physical part of the speaker system is adjustable which enables the speaker units to be placed in positions that imply maximal acoustical performance. This is obtained by combined means to: 1) bring the speaker in a specified position and 2) apply accordingly position dependant individual acoustical filters inserted in the signal path to each individual speaker.

Abstract: A speaker box assembly includes two speaker boxes, two line-winding means, a switch, and a power supply unit. Each of the two speaker boxes is provided on its surface with an outlet hole. One of the two speaker boxes is provided on its surface with a connector jack. The two line-winding means are provided in the two speaker boxes respectively. Each of the line-winding means has a line-winding box and an electrical line. The line-winding box is located inside the speaker box. The inner end of the electrical line is connected to the line-winding box, and the outer end of the electrical line is connected to a connector member. The connector member and the electrical line pass through the outlet hole selectively. The connector member in one of the speaker boxes is inserted into the connector jack on the other of the speaker boxes.

Abstract: A high fidelity, low-profile loudspeaker assembly includes an enclosure having a rear panel which is highly thermally conductive. At least one speaker driver is mounted in the enclosure, the driver including a forwardly facing diaphragm driven by a voice coil former carrying a voice coil, and a rearwardly extending motor structure. An aperture is provided in the rear panel to receiving the driver's motor structure, and a thermally conductive gasket seals the rear panel aperture around cup to provide a thermal path from the driver motor to the rear panel for cooling the driver. On one driver embodiment, a generally dome-shaped annular spider surrounds and supports the voice coil former, the spider being connected at its inner periphery to the approximate vertical midpoint of the voice coil former.

Abstract: A flexible electronic device with flexible speaker is disclosed, comprising: a flexible printed circuit board (FPC), having a circuit layout arranged thereon; an input unit, electrically connected to the FPC for setting an information; a flexible speaker, electrically connected to the FPC for outputting the information; a display unit, electrically connected to the FPC for displaying the information; a power supply, electrically connected to the FPC for outputting the information for providing electricity to the FPC, the input device, the display device and the flexible speaker; a thin-film substrate; a film made of poly ethylene terephthalate (PET), referring as PET film hereinafter; wherein, the thin-film substrate completely cover the FPC, the power supply, and all the FPC, the input unit, the display unit, the power supply, the thin-film substrate and the flexible speaker are flexible.

Abstract: According to one embodiment, an electronic device includes a main body and a speaker unit. The main body includes a housing and an electronic component. The speaker unit includes a speaker main body and a speaker cabinet to which the speaker main body is attached. The speaker cabinet can be housed in the housing and protrude out of the housing. The inner volume of the speaker cabinet is variable.

Abstract: An electronic device includes a speaker element having a diaphragm and a driving unit that vibrates the diaphragm; a mounting unit, in a housing, to which the speaker element is mounted; and an enclosure formed next to the mounting unit. The speaker element is mounted to the mounting unit in the housing while a side of the diaphragm is a side to be mounted to the mounting unit in the housing and a side of the driving unit is opened.

Abstract: An earphone device with a bass adjusting function is provided. The earphone device includes an accommodating portion and an extension segment. The accommodating portion has an inner chamber for accommodating a speaker. The extension segment which is hollow-shaped and has a first space and a second space therein, and the first space is in communication with the inner chamber of the accommodating portion, and when a portion of the extension segment is adjusted from a first position to a second position, the first space, the second space, and the inner chamber of the accommodating portion are in communication, so as to increase a volume of the back chamber of the speaker.

Abstract: An electronic device includes a main body, a speaker, and a supporting component. The speaker is disposed in the main body. The supporting component supports the main body. The supporting component combines with the main body, and a flat surface connected between the main body and the supporting component to form a triangular resonant space for the speaker.

Abstract: A loudspeaker enclosure for mounting in an aperture in a cavity wall with a part of the enclosure being located within the wall cavity adjacent the aperture, comprises a main enclosure unit for mounting in the aperture and housing one or more loudspeaker drive units, and a supplementary enclosure unit for location within the wall cavity and being acoustically connected in use to the main unit to increase the effective internal volume of the enclosure beyond that of the main unit. The supplementary unit is connected to the main unit by an articulated connection enabling the main unit to be angled relative to the supplementary unit while the supplementary unit is being inserted through the aperture and into the wall cavity, and enabling the main unit to be aligned with and acoustically coupled to the supplementary unit when the main unit is positioned in the wall aperture.

Abstract: A speaker frame, including: a vibration support portion supporting a vibrating body of a speaker; a magnet support portion arranged inside of said vibration support portion and supporting a magnetic circuit portion of said speaker; and a plurality of connection beams connecting said vibration support portion and said magnet support portion, wherein in a cross-section passing through a central axis of said speaker, an inclination angle of one connection beam of said connection beams to said central axis is different from an inclination angle of other connection beam to said central axis.

Abstract: Even when an audio component is mounted on a non-flat portion such as a level difference portion or a bumpy portion, the audio component is stably fixed so as to improve sound quality without requiring a space for improving the sound quality, such as an exhaust chamber, and without increasing the cost. For this purpose, when a mounting rear face area of the audio component covers the non-flat portion on a substrate on which the audio component is mounted, the audio component is fixed on the substrate with a strength retaining member in the shape of a thin sheet provided therebetween for cancelling a level difference against a rear face of the audio component in the non-flat portion.

Abstract: A headset for use on an aircraft has a pair of earpieces (12A, 12B) on a resilient headband (22) which can hold resilient annular seals (16A, 16B) in contact with the wearer's head to give a firm seal. A drive motor (38) provides slightly pressurised air to inner chambers (18A, 18B) of the earpieces (12) via a non-kink tube (26) and the headband (22) which is hollow, the supply of pressurised air being arranged so that the change of pressure within the inner chambers (18) occurs at a slower rate than in the aircraft cabin. The rate of change can be controlled manually by a rotary control knob (34). A slider switch (32) allows the user to select pressurised air in accordance with take-off or landing of the aircraft. The headset may also have loudspeakers and microphones within the earpieces.

Abstract: According to one embodiment, a front frame forms a cabinet, and a display screen of an image display unit is arranged to be exposed from an opening at the center thereof. A frame forming portion is located at the lower part of the front frame, and sound emitting units which open elongatedly in a longitudinal direction of the frame forming portion are formed. A cabinet surface is formed continuously to the bottom side of the opening and is tilted and retreated while being bent in a direction of the back face of the front frame as it goes downwards.

Abstract: An audio amplifier and speaker system are stacked and magnetically coupled together. The audio amplifier is coupled for receiving an audio signal. A first securing assembly is provided on a bottom surface of the amplifier. The first securing assembly may be a foot formed on the bottom surface of the audio amplifier. The speaker is electrically coupled to the amplifier. A second securing assembly is provided on a top surface of the speaker. The second securing assembly may be a receptacle formed in top surface of the speaker. The foot is inserted into the receptacle. The foot and receptacle are magnetically coupled to attach the amplifier to the speaker. The foot has a first electrical connector, and the receptacle has a second electrical connector mated to the first electrical connector to route the audio signal from the amplifier to the speaker.

Abstract: In an acoustic design support apparatus, a speaker selection supporter selects a desired speaker as a candidate for use in a given space based on shape information representing a shape of the space. A speaker mounting angle optimizer calculates an optimal mounting direction of the selected speaker by selecting a mounting direction pattern which minimizes a degree of variation among sound pressure levels at a plurality of positions on a sound receiving surface defined in the space. An acoustic parameter calculator calculates a variety of acoustic parameters at sound receiving points within the space based on both of the shape information of the space and the optimal mounting direction of the speaker.

Abstract: The present invention discloses an embedded sound box including a box body and a front panel, and the box body has a fixing plate and at least one spring plate at an end and at least one slide wedge at another end. When the sound box is installed, an end of the fixing plate having the spring plate of the box body is latched into an opening hole, and a slide wedge is retracted towards the interior of the box body, and another end of the fixing plate corresponding to the box body is installed into the opening hole, and finally the slide wedge is protruded out from the box body, such that the box body can be embedded completely into the opening hole, and the front panel is used for covering the opening hole.

Abstract: A portable speaker docking system employing a solar energy charging system and a cooling system is provided. In one form, a speaker docking apparatus for connecting and charging an electronic device can include an housing with internal power storage operable to connect and charge an electronic device using converted solar energy. The apparatus can further include a solar energy charge system including a solar panel coupled to an exterior portion of the housing. The solar module assembly can be fixed to, detachable, an/or adjustable on the docking station. The solar module assembly can feature internal power storage operable to charge an electronic device. The apparatus can further include a cooling system including a fan system operable to cool the docking system and/or the solar panel.

Abstract: A speaker box, or enclosure, and kit with five panels connected by flexible couplings is shipped in a stack of four of the five panels, plus two side panels. The flexible couplings may be provided by a single sheet of fabric coupled to the five panels. When the kit is assembled into a speaker box, the five coupled panels circumferentially engage the two side panels, which are shaped as isosceles trapezoids. One side of the assembled speaker box includes two coupled panels, of the five coupled panels, joined with a flat rabbet joint. The assembled speaker box is held together with bundle ties, adhesive, or preferably, both. Openings for a speaker and a connector cup are provided. The kit includes adhesive, instructions, bundle ties with bundle tie locks, a connector cup, and hardware.

Abstract: A portable multi-functional audio sound system has an enclosure and control panel with an optional display on a front portion of the enclosure. The control panel provides for selection among menu options which are presented on the display. An audio input is coupled for receiving a live audio signal. An electronic circuit receives user commands from the control panel and displays configuration information on the display. The electronic circuit has an amplifier for amplifying the live audio signal, and a synthesizer for generating programmable audio signal in response to a MIDI data stream. The MIDI data stream is routed to the digital signal processor or to the synthesizer. A digital signal processor controls the menu options on the display. A speaker is mounted within the enclosure and coupled for receiving a combined signal of the live audio signal and the programmable audio signal.

Abstract: Direct digital speaker apparatus receiving a digital input signal and generating sound accordingly, the apparatus comprising an array of pressure-producing elements and a controller operative to compute a timing pattern determining if and when each pressure-producing element is actuated so as to achieve a desired directivity pattern.

Abstract: A universal auxiliary component connection system that operably connects an auxiliary component to a variety of different personal audio-sets using the connection cables supplied with each personal audio-set. In one embodiment, a clip operably connects the personal audio-set engaging fitting of the connection cable, and the clip is detachably secured to the auxiliary component. Accordingly, this connection system allows a variety of different personal audio-sets to be operably connected to the same auxiliary component without requiring the auxiliary component to offer a variety of different fixed connectors.

Abstract: A mounting device includes a positioning frame mounted with an electronic device, and two clamping mechanisms. Each clamping mechanism includes a sliding member movable vertically relative to the positioning frame, a clamping member movable horizontally relative to the sliding member between an extended position and a retracted position, a spring for biasing the clamping member toward the extended position, and a height-adjusting member operable to adjust the vertical position of the sliding member relative to the positioning frame. The clamping members can be moved to the retracted positions to allow for movement of the clamping members through a mounting hole in a horizontal plate, after which the height-adjusting members is operable to move the clamping members toward the positioning frame to thereby clamp the plate between the positioning frame and the clamping members.

Abstract: The present invention provides a flat speaker, in particular in the aerospace sector, with a panel for generating acoustic signals by vibration of the same, and a vibration exciter which is connected to a panel and excites this to vibrate. Here the panel has an edge stiffening. This provides the panel with the required stiffness, particularly against hand pressures, but at the same it guarantees high energy efficiency of the flat speaker.

Abstract: A compact and portable loudspeaker system operable in two configurations includes a driver array and a base unit having a bass enclosure and a dock. In an extended configuration, the driver array is supported by one or more extension legs between three to eight feet above the base unit where one of the extension legs is held by the dock. The base unit may be placed on a floor of a small to medium venue with the mid-to-high range driver array elevated near or above the elevation of an audience in the venue. In a compact configuration, the driver array is directly supported by the dock and the base unit and driver array may be placed on a table or desk in a classroom, conference room, or other such small to medium venue. The portable loudspeaker system may be transported in the compact configuration.

Abstract: The invention relates to mounting apparatus to allow items, typically audio speakers to be mounted, and be positionable with respect to, a television set or display screen. At least one of a plurality of speakers is adjustable in position with respect to location means of the apparatus and the speakers and location means are adjustable with respect to fixing means of the apparatus.

Abstract: The invention relates to a method and a system for optimizing the performance of a loudspeaker system as perceived by user. The physical part of the speaker system is adjustable which enables the speaker units to be placed in positions that imply maximal acoustical performance. This is obtained by combined means to: 1) bring the speaker in a specified position and 2) apply accordingly position dependant individual acoustical filters inserted in the signal path to each individual speaker.

Abstract: An electronic device having an audio function and its loudspeaker arrangement are described. The electronic device comprises an exterior housing, an acoustic transducer and an acoustic radiator forming a part of the exterior housing of the electronic device. In one embodiment, the exterior housing undergoes pistonic movement and is provided with hydrogel pads to couple an acoustic signal to an auxiliary surface, which then vibrates in a distributed mode. The voice coil may be directly bonded to the exterior housing. A formation may be provided to promote pistonic movement of a part of the exterior housing. Methods of operation and formation are also described.

Abstract: An acoustic bracket system comprising a bracket section containing an insert holder; coupling means connectable to the bracket section; and an insert securable to the insert holder and adapted to hold one or more acoustic transducers is provided. In one embodiment the coupling means comprises two flanges. In one embodiment the coupling means comprises a plurality of hooks. The acoustic bracket system is tunable and securable to framing members which are designed to support a sounding board. In one embodiment, the insert is a conformable foam insert with an opening into which each of the one or more acoustic transducers is securable. The acoustic bracket system is acoustically tunable with mass, stiffness and damping to enhance the audio performance of the one or more acoustic transducers.

Abstract: A sound box (10) accommodating a loud speaker (20) mounted in a housing (30) of electronic device (100) is described. The sound box (10) comprises a metal element (12) and a rubber element (14). The metal element (12) defines a receiving space (123) for accommodating the louder speaker (20), and the metal element (12) has a planar wall (122) surrounding the receiving space (123). The rubber element (14) can be formed with the planar wall (122).

Abstract: A portable electronic device includes a housing. An opening is formed on the housing and a containing space is formed inside the housing. The portable electronic device further includes a speaker installed inside the containing space in a rotatable manner, a first magnetic component installed on a side of the speaker, a second magnetic component installed inside the housing and disposed on a side of the containing space for attracting the first magnetic component so as to position the first magnetic component on a first location, and a restoring component connected to the speaker for driving the speaker to rotate to a second location so as to expose the speaker outside the opening on the housing when magnetic attractive force between the first magnetic component and the second magnetic component disappears.

Abstract: A system and method for reducing baffle vibration includes balancing an inertial force generated by two or more moving diaphragms and balancing an acoustic pressure acting on a housing supporting the two or more moving diaphragms such that a net force acting on the baffle is substantially zero. The acoustic force acting on the housing may be balanced independently of the inertial force balance. In another configuration, the acoustic force acting on the housing may be balanced by a non-zero net inertial force.

Abstract: A clamshell-type wireless communication device has a flip, a base, and a hinge that pivotably connects the flip to the base. The flip pivots relative to the base between an open position and a closed position. An earpiece speaker in the flip renders the voice of a remote party to a user when the flip is in the open position. A loudspeaker within the hinge also renders audible sound to the user. The loudspeaker is positioned within the hinge such that neither the flip nor the base obstructs the audible sound projected by the loudspeaker regardless of whether the flip is in the open position or the closed position.

Abstract: An object is to provide a face-to-face communication apparatus in which, the safety in the inside of the chamber is ensured with a simple structure without drilling holes in the partitioning wall; there is no obstacle against viewing between the inside and the outside of the chamber; and communication or work can be carried out well between the persons in the inside and on the outside of the chamber without giving a sense of incompatibility to the person on the outside of the chamber due to the source of the voice of the person in the inside.

Abstract: The present invention discloses an easy-to-assemble one-piece surround speaker structure, wherein a plurality of integrable speaker housings realizes a size-adjustable audio structure, and whereby an user can self-adjust the length of a surround speaker in accordance to the size of television or available space The speaker housings can contain various types of speakers, including: a main speaker, a center speaker, a surround speaker, a subwoofer speaker, etc. Thereby, an user can organize speakers to achieve the audio effect he desires. Each speaker has a plurality of I/O terminals for mutual signal and power connection. Thus, no matter what type of speaker combination is arranged or what number of speaker housings is integrated, the present invention can perform perfectly.

Abstract: There is provided a loudspeaker system having a loudspeaker unit with at least one electroacoustic transducer and a mounting holder. The mounting holder has a first end and a second end, wherein the first end can be fixed to a fixed mounting location. The second end of the mounting holder is in the form of a mounting plate in substantially perpendicular relationship to the mounting holder. The loudspeaker unit has a fixing unit. The mounting plate and the fixing unit are respectively of such a design configuration that the fixing unit can be pushed onto the mounting plate for mechanical mounting of the loudspeaker unit. The first electrical contacting means on the mounting plate and the second electrical contacting means on the fixing unit are arranged in such a way that the first and second electrical contacting means ensure an electrical contact when the fixing unit of the loudspeaker unit is pushed onto the mounting plate of the mounting holder.

Abstract: A diaphragm for outputting sound by vibrating has a hole of a predetermined shape that allows another member to extend therethrough. A sound output apparatus includes a first member, the diaphragm, and a second member. The first member extends through the hole of the diaphragm, and the first member is screwed into the second member.

Abstract: One embodiment of the invention provides a post extension system frame assembly for mounting fixtures within a recess in a wall or ceiling and that can be adjusted and installed with minimal time and effort. One feature of the invention provides a post extension mechanism that can be manually installed and/or adjusted to position a first audio device either above or below the mounting surface and an angling mechanism permits adjusting the direction and angle of the audio device to permit positioning the sound dispersion axis of the audio device (e.g., speaker, tweeter, woofer, audio transducer, etc.) directly towards a listener. Another feature of the invention provides a rotating angling mechanism that permits adjusting the sound dispersion axis of a recessed second audio device.

Abstract: Transducers and resonators are embedded in body support structures in contact with a user to for the purpose of conveying musical sound energy to a user's body at selected frequencies and in selected patterns. Body support structures comprise beds, pillows, chairs, and other structures typically used to support people. The sound may be audio tones and/or music. The transducers and resonators may be incorporated into a foam component or in a coil spring component of the body support structure. Latex-type foams and beds made with springs are candidate body support structures for receiving transducer's and resonators. Electro-active polymers are also used as transducers. Floor systems are activated by both mechanical transducers and electro-active polymers.

Abstract: A speaker assembly is disclosed that includes a conductive support that provides mechanical support for the speaker assembly. The conductive support is configured to function as an antenna. A wireless device is disclosed that includes a speaker assembly including a conductive support that provides mechanical support for the speaker assembly, and includes a transceiver coupled to the conductive support and configured to communicate radio frequency signals using the conductive support. A method is disclosed that includes providing a speaker assembly including a conductive support that provides mechanical support for the speaker assembly, and providing a transceiver operable to communicate radio frequency signals using the conductive support.

Abstract: A stand system with an integrated electrical plug for portable electronic devices such as speakers and the like includes a housing with a resting surface, the housing having a desired position upon a support surface. A female fitting is operably connected to the housing for conducting electrical signals. A male fitting integrated with a housing stand is further provided, the male fitting adapted to mate with the female fitting and conduct electrical signals. Mating the male fitting with the female fitting causes the housing stand to provide support for the housing, in combination with the resting surface, permitting the housing to maintain the desired position upon the surface, and permitting electrical signals to be conducted between the male fitting and the female fitting.

Abstract: A portable speaker device comprising a front mounting plate (1) having two openings (1a, 1b) for sound transmission, two loudspeakers (3a, 3b) each fixedly secured to the front mounting plate for broadcasting through one of the openings, a rear mounting plate extending parallel to the front mounting plate (5), and two enclosure bodies (7a, 7b). These bodies are each formed by a plurality of separate ring-shaped enclosure members (11a1-11a5; 11b1?-11b5) axially movable with regard to each other. The members of each enclosure body have a front member (11a1?; 11b1) secured to the front mounting plate in surrounding relation to one of the loudspeakers and a rear member (11a5; 11b5) secured to the rear mounting plate. In a non-operational position of the speaker device, the mounting plates extend closely to each other, whereby the enclosure bodies have a collapsed shape and the device is very compact.

Abstract: A sound reproduction unit comprises a central, head receiving portion and opposite first and second ends. The first and second ends have opposed front and back surfaces. A first acoustic transducer is mounted within the first end and a second acoustic transducer is mounted within the second end. First, second, third and fourth acoustically substantially transparent pathways are provided between the first transducer and the front surface of the first end, the first transducer and the back surface of the first end, the second transducer and the front surface of the second end, and between the second transducer and the back surface of the second end, respectively.