Abstract: A vehicle audio system includes a loudspeaker configured to be acoustically coupled to an interior of a vehicle and to be ducted to an exterior of the vehicle as well as a controller coupled to the loudspeaker. The controller is configured to (i) detect one or more vehicle operating parameters of the vehicle that would result in a pressure differential condition between the interior and the exterior, and (ii) adjust an audio signal provided to the loudspeaker in response to detecting the vehicle operating parameters.

Abstract: A polycarbonate speaker basket with a plurality of slots positioned circumferentially about an opening on a perimeter of a rear surface and a polypropylene splash shield that attaches to the rear surface of the speaker basket. The splash shield has a perimeter wall having a predetermined height. A plurality of tabs on a first surface of the perimeter wall aligns with and are inserted into the plurality of slots, and a plurality of guards extend across the opening of the splash shield.

Abstract: A fastening device for an adjustable display accessory in the region of the dashboard of a motor vehicle is provided. The accessory is movable into different positions relative to an operator. The fastening device pivots by a driver into an optimal position and when not in use is able to be pivoted back into a neutral position in which the driver is not disturbed, wherein at the same time the accessory may be lockable in its position such that in it maintains its set position despite vibrations. A pivoting arm which is rotatable about a fixed first axis is provided and a holder for the accessory is arranged on the free end of the pivoting arm. The holder is rotatable about a second axis provided on the pivoting arm and both the pivoting arm and the holder are lockable on their axes in a plurality of latched positions.

Abstract: A windshield includes a framework with a bottom trim and a top trim, a windshield panel secured to the framework, and a speaker system secured to the framework adjacent the windshield panel between the bottom trim and the top trim. The windshield integrates speakers just above the deck and closer to passenger head level. The design provides a much more balanced listening experience in a visually pleasing package.

Abstract: A vehicle back door includes a back door main body having a window opening and a back door pane attached to the window opening. The back door main body has a speaker. The speaker is disposed below the back door pane and the angle ?1 formed by a vehicle height direction axis and a central axis of the speaker is set to a value smaller than the inclination angle ?2 of the back door pane with respect to the vehicle height direction axis. The sound emitted by the speaker is reflected by the back door pane and then transmitted to the front part of the vehicle interior.

Abstract: A vehicle composite member to be joined at a perimeter section to a ferrous vehicle body member is provided. The vehicle composite member includes a lightweight panel that is formed of a lightweight material having a lighter specific weight than iron, and a ferrous perimeter member that has been integrated with the lightweight panel. The perimeter section is configured by the ferrous perimeter member.

Abstract: To provide an enclosure structure having relatively high rigidity to a speaker system mounted on a vehicle, and to improve frequency characteristics of sound pressure. The speaker system includes: a hollow framework member extending in a front-back direction of a vehicle; and a speaker unit installed such that an internal space of the framework member is usable as a back cavity. The framework member has a partition member at at least one end of the internal space, and spatial path lengths from the speaker unit to both longitudinal ends of the internal space are substantially the same.

Abstract: A loudspeaker unit includes a frame, a diaphragm having an inner periphery and an outer periphery, and a magnetic circuit coupled to the frame. The frame includes a first support part, a second support part, a pedestal part, and a plurality of reinforcement parts. The first support part supports the outer periphery of the diaphragm, and the second support part supports the magnetic circuit. The pedestal part spreads outward from the outer periphery of the first support part. The plurality of reinforcement parts are disposed side by side along the periphery of the pedestal part and fixed to the outer periphery of the first support part and the pedestal part. Each of the plurality of reinforcement parts includes a first portion having a first height relative to the pedestal part, and a second portion having a second height lower than the first height.

Abstract: A speaker includes a flange portion, a locking member and a connecting portion. The flange portion includes a penetration hole. The locking member is arranged in the penetration hole and includes a locking portion that protrudes from the flange portion and is to be locked in a mounting hole in a prescribed size. The connecting portion connects an end surface facing the penetration hole with the locking member and is to be cut by a hand tool.

Abstract: An interior rearview mirror system for a vehicle includes an interior rearview mirror assembly comprising a mirror head. The mirror head includes a first microphone operable to generate a first audio signal and a second microphone operable to generate a second audio signal. An audio sound processor is operable to process the first and second audio signals to enhance human voice to noise clarity. Responsive to processing by the audio sound processor of the first and second audio signals, an audio output is generated that, at least in part, distinguishes a human voice present in the vehicle from noise present in the vehicle. The audio output includes an input to an audio system of the vehicle that transmits wirelessly to a remote receiver. Processing by the audio signal processor of the first and second audio signals to enhance human voice to noise clarity utilizes electronic noise cancelation.

Abstract: A microphone device including a first sound receiving module, a second sound receiving module and a sound collecting trough is provided. The first sound receiving module receives a sound signal to output a first electronic signal. The second sound receiving module receives the sound signal to output a second electronic signal. The first sound receiving module is coupled to the second sound receiving module, and the phase of the first electronic signal and the phase of the second electronic signal are inverse to each other. A distance between the first sound receiving module and the sound collecting trough is smaller than a distance between the second sound receiving module and the sound collecting trough, and another sound signal is transferred to the first sound receiving module through the sound collecting trough.

Abstract: To obtain a unidirectional microphone with high sound quality, which achieves unidirectivity while preventing deterioration in sound quality of a ribbon microphone. A unidirectional condenser microphone and bi-directional ribbon microphones are included, and the unidirectional condenser microphone and the bi-directional ribbon microphones are disposed such that a 0° direction of a sound collecting axis of the unidirectional condenser microphone accords with a 180° direction of sound collecting axes of the bi-directional ribbon microphones, and an output of the unidirectional condenser microphone is subtracted from an output of the 180° direction of the bi-directional ribbon microphones.

Abstract: A portable charger includes a carrier seat formed with one first clamping piece; an electrical power source installed within the carrier seat, and exposing partially from the carrier seat; a sliding seat mounted slidably on the carrier seat and formed with one second clamping piece; and a resilient strap having one portion attached to the carrier seat and a remaining portion straddling over the sliding seat such that sliding movement of the sliding seat away from the carrier seat against a restoration force of the resilient strap can vary a distance between the first and second clamping pieces such that the first and second clamping pieces can resiliently clamp two opposite ends of a mobile phone disposed between the first and second clamping pieces by virtue of the restoration force.

Abstract: In an acoustic apparatus, an acoustic transducer is arranged in a substrate. Multiple acoustic pathways in the substrate have predetermined lengths, wherein a proximal end of each pathway forms an opening in a front surface of the substrate, and a distal end terminates at the acoustic transducer. The predetermined lengths of the acoustic pathways are designed to form an acoustic spatial filter that selectively passes acoustic signals from or to different locations. The transducer can convert electric energy to acoustic energy when the apparatus operates as a speaker, or the the transducer can convert acoustic energy to electric energy and operate as a microphone.

Abstract: An in-car audio system includes a speaker unit. A frame of the speaker unit is fixed to a support plate serving as part of the structural member of a vehicle via a partition wall member. The support plate has an opening formed therein. A duct is connected to the opening, and the opening communicates with the outside of the vehicle. A space surrounded by the speaker unit, the support plate, and a partition wall member serves as a first acoustic resonance space, and a communication channel located inside the duct serves as a second acoustic resonance space.

Abstract: A sound system processor for converting left and right channel signals from an audio source into composite left and right signals and employing a mid-side processor, at least one low and high pass filters, and one or more sum processors, together which create at least two or more composite signals for delivery to speaker drivers to generate a broad sound field from a compact multi-speaker sound system source.

Abstract: Provided is a sound reproduction device including: a first loudspeaker having directionality utilizing a parametric effect; a second loudspeaker having directionality broader than that of the first loudspeaker; an orientation adjustment unit configured to change an orientation of the first loudspeaker; an information obtaining device configured to obtain positional information of a listener; and a drive controller electrically connected to the first loudspeaker, the second loudspeaker, the orientation adjustment unit, and the information obtaining device, and configured to control the orientation of the first loudspeaker based on the positional information of the listener.

Abstract: An adaptive speaker panel is provided. The speaker panel can have a speaker opening and a pair of concentric sealing ribs proximate to the speaker opening, the pair of sealing ribs having a first sealing rib and a second sealing rib towards a center of the speaker opening from the first sealing rib. The first sealing rib is first sealing rib dimensioned to seal against a first speaker basket and the second sealing rib dimensioned to seal against a second speaker basket that is smaller than the first speaker basket. Also, the first sealing rib and the second sealing rib are operatively arranged such that without modification to the speaker panel the first speaker basket or the second speaker basket can be attached to and sealed against the panel.

Abstract: A method for generating engine acoustic emissions including the steps of providing a loudspeaker configuration (100) based upon the configuration of said engine, and feeding the said loudspeaker configuration (100) with signals for providing desired engine acoustic emission. Also a device, a computer program and a computer program product for performing the method.

Abstract: A speaker system for use in a seat includes a speaker enclosure including a speaker having a sound-radiating element with a first side and a second side, and an at least partially enclosed volume of space larger than a volume of space occupied by the speaker and acoustically coupled to the second side of the sound-radiating element of the speaker, the enclosure sized to fit within a first vertically-oriented cavity in a seat back, open at the top of the seat back. A motor moves the first speaker enclosure between a first position in which the first speaker enclosure is fully contained within the first cavity and a second position in which the first speaker enclosure protrudes from the top of the seat back such that the first side of the sound-radiating element is coupled to free space at the top of the seat back.

Abstract: A speaker and stereo system for a watercraft are disclosed. The stereo system includes an amplifier sized and adapted to fit within an internal compartment of the watercraft, and having a power input that connects to a battery of the watercraft for power. The amplifier further includes a control input, a signal amplifier, at least two audio outputs connected to the signal amplifier, and an audio input for receiving a digital audio signal from a digital music player to be amplified by the signal amplifier. The speaker for use with the stereo system includes a speaker housing having a flattened bottom, an opening at a front face, and an enclosure that tapers and extends to a substantially pointed terminal end.

Abstract: In a speaker, a space surrounded by a frame on one side of a diaphragm is separated by a damper into a first internal space and a second internal space. The first internal space and the second internal space are caused to face one part and another part of an opening provided in the frame. A duct protrudes from the frame, and the opening is an open end of the duct on the base end side thereof. The speaker is installed, for example, outside a vehicle cabin with the duct inserted into an opening in a vehicle cabin wall, and the first and second internal spaces are caused to communicate with a space in the vehicle cabin through the duct. Therefore, reproduced sound in the bass range having a high sound pressure can be discharged through the duct to the space in the vehicle cabin.

Abstract: An apparatus that has an electro-acoustic transducer, a frame supporting the transducer, and an enclosure made from two enclosure members that are each coupled to the frame. At least one of the enclosure members is made partially or entirely of foam.

Abstract: A sports board apparatus and method including a first speaker housing adapted to receive a first speaker and an audio device housing adapted to receive an audio device. The first speaker housing can be adapted to mount the first speaker substantially flush with the top surface of the sports board. The audio device housing can be adapted to mount an audio device substantially flush with the top surface of the sports board. An electrical conduit can be operably coupled to the first speaker housing and adapted to be coupled to the audio device so that a sports board owner can listen to music or other audio programming while engaging in leisurely activities, such as surfing, snowboarding, kayaking, wakeboarding, windsurfing, or skateboarding. The sports board can also include a stabilizing fin, a power supply, a solar collection device, an amplifying device, and a second speaker for deterring aquatic creatures.

Abstract: A speaker system for use in a seat includes a speaker enclosure including a speaker having a sound-radiating element with a first side and a second side, and an at least partially enclosed volume of space larger than a volume of space occupied by the speaker and acoustically coupled to the second side of the sound-radiating element of the speaker, the enclosure sized to fit within a first vertically-oriented cavity in a seat back, open at the top of the seat back. A motor moves the first speaker enclosure between a first position in which the first speaker enclosure is fully contained within the first cavity and a second position in which the first speaker enclosure protrudes from the top of the seat back such that the first side of the sound-radiating element is coupled to free space at the top of the seat back.

Abstract: Disclosed herein is a speaker unit, including: a magnetic circuit having a magnet and a coil; a vibrating plate adapted to be vibrated by a drive force of the magnetic circuit; and a frame having a circuit mounting portion to which the magnetic circuit is mounted, an edge mounting portion to which an edge of the vibrating plate is mounted, and plural leg portions through which the circuit mounting portion and the edge mounting portion are coupled to each other and which are provided in spaced relation to one another in a circumferential direction, wherein irregularity portions are provided in the plural leg portions, respectively, and forms of the irregularity portions are made different from each other at least in two of the leg portions.

Abstract: An opening is formed in a ceiling lining of a vehicle cabin part. The diameter of the opening in the ceiling lining is smaller than a diameter of a speaker, which has a frame. The speaker is disposed at the opening, and a fixing screw is inserted into a fixing aperture formed in a central part of the speaker. A fixing screw is screwed to a screw hole formed in a reinforcing brace positioned at an inner side of a top plate proximate the ceiling of the vehicle. A central part of the speaker is fixed to the reinforcing brace while a circumferential periphery of the frame is pressed against a peripheral edge of the opening in the ceiling lining via a frame interposing material.

Abstract: A housing structure for a sound generator includes a base portion having a separation wall; a case portion that defines a first space with the base portion; a covering portion that defines a second space with the base portion; a frame portion that projects toward the second space from the separation wall; a screen wall disposed on an outer side of the frame portion to define a groove between the screen wall and the frame portion; and a screen board arranged on an inner side of the screen wall. The screen board is distanced from the frame portion and the screen wall.

Abstract: An acoustic system kit for a vehicle speaker and associated methods of installation and manufacture are disclosed. A drum of open-cell foam, preferably several inches thick, having a peel-and-stick pressure-sensitive adhesive backing is cut with two concentric circles to create an outer ring, and inner ring, and a core. The parts are sized to correspond in diameter, respectively, to the front edge, rear edge, and back disc of a particular size of speaker. The inner ring is cut circumferentially to reduce its height to a thin strip relative to the outer ring and drum. Using the pressure-sensitive adhesive, the core is affixed to the inside wall of vehicle door directly behind the door's speaker mount, the inner ring is affixed to the rear edge of a speaker to be installed, and the outer ring is affixed to front edge of the speaker. The speaker is then installed on its mount.

Abstract: A speaker device includes a cabinet from which a duct for adjusting the back pressure protrudes, a speaker unit mounted in the cabinet, and an intermediate hollow member including first and second connection portions. A cabin space in which the cabinet is installed is separated from a non-cabin space by a partition wall. If there is a subframe facing the partition wall, the duct cannot be directly connected to the opening formed in the partition wall. The intermediate hollow member is disposed in a small space between the subframe and the partition wall, the second connection portion is connected to the opening, and the duct is connected to the first connection portion.

Abstract: An information providing system of a motorcycle includes a navigation device and an audio device. The navigation device includes a navigation controller. The navigation controller is disposed in a trunk on a side surface of the trunk close to a back surface of a passenger seat. The trunk is provided in a rear portion of a vehicle body of the motorcycle and above a rear wheel of the motorcycle. The audio device includes an audio device operation part and an audio device controller. The audio device operation part is provided in a vicinity of a handlebar of the motorcycle. The audio device controller is disposed in an audio device housing provided at a position lower than a bottom plate of the trunk.

Abstract: A motor vehicle includes, but is not limited to an environment sensor for identifying a source of danger external to the vehicle and detecting at least one first direction in which the source of danger lies when viewed from the vehicle, and a loudspeaker arrangement which can be triggered, when a source of danger has been identified, to generate a warning signal which for a listener in a passenger cell of the vehicle appears to come from the first direction. The environment sensor is furthermore equipped to trigger the loudspeaker arrangement to produce a second signal following the warning signal, which for the listener appears to come from a second direction different from the first direction.

Abstract: A vehicle door, comprising an inner door panel and an outer door panel with an inner surface facing the inner door panel, is provided. A loudspeaker which is arranged on the inner door panel, is spaced apart from the outer door panel and is intended for generating acoustic sound waves. A sound-guiding element which is designed to deflect sound waves radiated in the direction of the outer door panel by the loudspeaker and to guide said sound waves into a wet chamber of the vehicle door, which wet chamber is formed between the inner door panel and the outer door panel, and/or into a dry chamber of the vehicle door, which dry chamber is formed on a side of the inner door panel that faces away from the outer door panel.

Abstract: A vehicle audio system comprises a loud-speaker, a door assembly including a rigid inner panel and an outer panel joined to the inner panel along a front edge, a rear edge, and a bottom edge. A speaker support defined by a highly rigid panel is configured to receive and support the loud speaker in a speaker mounting opening. The speaker support comprises three sides having mounting points located at each corner such that the speaker support and loud speaker supported thereby, contacts the door assembly at a rigid front edge portion, a rigid bottom edge portion and a front corner defined by the intersection of the two.

Abstract: Disclosed herein are embodiments of a speaker mounting assembly. In one such embodiment, the speaker mounting assembly comprises a speaker housing having a housing support surface, a speaker mounting bracket having a base surface, a projection extending from one of the speaker housing and the speaker mounting bracket and a mounting structure formed on the other of the speaker housing and the speaker mounting bracket. The mounting structure is configured to receive the projection such that the housing support surface contacts the base surface when the projection is received in the mounting structure. The mounting structure has an anti-rotation structure configured to prevent rotation of the speaker housing with respect to the speaker mounting bracket.

Abstract: A transducer assembly includes a first enclosure element, an electro-acoustic transducer coupled to the first enclosure element, and a second enclosure element. The first enclosure element and the second enclosure element are configured to capture a portion of an automobile frame there between and to define an acoustic volume relative to the automobile frame.

Abstract: A transducer assembly includes a first enclosure element, an electro-acoustic transducer coupled to the first enclosure element, and a second enclosure element. The first enclosure element and the second enclosure element are configured to capture a portion of an automobile frame there between and to define an acoustic volume relative to the automobile frame.

Abstract: Sound generated by a sound emitting unit passes through a first sound passage defined between a first shielding board and a shielding cylinder and a second sound passage defined between a second shielding board and the shielding cylinder, and is emitted outside from a sound emitting hole defined in at least one of a case and a cover. The second shielding board and the shielding cylinder shield a space between the sound emitting hole and the first sound passage when the first sound passage is seen from the sound emitting hole.

Abstract: An articulating speaker assembly includes a first member including a first driver and a second member including second driver. The first member and the second member are pivotally connected for selectively changing the profile of the speaker assembly. A central housing member is pivotally connected to each of the first member and the second member, wherein the central housing member supports a third driver.

Abstract: An articulating speaker assembly for a sound system of a vehicle includes a speaker that is mounted in a trim panel of the vehicle and is movable from a first stowed position corresponding to a typical vehicle speaker location to a deployed position wherein the speaker is configured to direct sound towards an exterior of the vehicle. In one embodiment, the articulating speaker is generally flush with the trim panel when it is in the stowed position, and when it is in the deployed position, is rotated approximately 90° and spaced apart from the trim panel.

Abstract: An articulating speaker assembly includes a first member pivotally connected to a second member for selectively changing the profile of the speaker assembly. A central driver is positioned between the first member and the second member. The first member includes a first enclosure with a cavity shaped and dimensioned for receiving a first driver, the first driver being secured within the first enclosure. The second member includes a second enclosure with a cavity shaped and dimensioned for receiving a second driver, the second driver being secured within the second enclosure. Each of the first member and the second member includes a central driver aperture and the central driver is mounted within the central driver apertures of the first member and the second member.

Abstract: A speaker device, wherein vibration of a magnetic circuit section is suppressed with a magnetic influence on the magnetic circuit section suppressed. A speaker device having a vibration section and generating an audio sound by vibration of the vibration section is provided with a magnetic circuit section for forming a magnetic field for vibrating the vibration section and also with a weight section fixed to the magnetic circuit section and suppressing vibration of the magnetic circuit section subjected to reaction force caused by vibration of the vibration section. The weight section is fixed to the magnetic circuit section through a joint section for joining the magnetic circuit section and the weight section to each other, and this forms between the magnetic circuit section and the weight section a predetermined space for magnetically separating the magnetic circuit section and the weight section from each other.

Abstract: An active muffler (1) for an exhaust system (13) of an internal combustion engine is provided with a housing (2), which has an upper shell (3) as well as a lower shell (4) and which defines an inner space (5). A loudspeaker (6) is arranged in inner space (5). A sound conduction channel (10) acoustically connects a membrane (9) of loudspeaker (6) to a connecting branch (11). A low-cost design is obtained if sound conduction channel (10) is formed integrally in the lower shell (4).

Abstract: A vehicle audio system includes an interior trim panel having an opening with a speaker module removably secured therein and having a speaker electrically connected to the vehicle audio system when the speaker module is positioned within the opening. The speaker module includes an interface for receiving an audio signal from a linked portable electronic device for playing the audio signal through the speaker when the speaker module is removed from the interior trim panel opening and electrically disconnected from the vehicle audio system, and for playing the audio signal through the vehicle audio system when the speaker module is positioned within the interior trim panel. The speaker module may include an energy storage device and/or generator, such as a dynamo or solar cell, to power the speaker and play audio from a linked digital media player and/or recharge an electronic device, such as a media player or cell phone.

Abstract: An audio speaker assembly for providing a 360° all around audio output. A speaker rod includes an upper audio output portion and a lower extending insertion tube portion. A holder includes a longitudinally extending inner passageway for receiving the rod in inserting fashion, with an electrical output signal representative of a succeeding audio output being communicated to the holder and rod.

Abstract: A portable speaker for a music play such as an iPod® player. The housing of the speaker is shaped and sized as a cup and can be placed inside a commonly seen cup holder, such as a cup holder in a car or other vehicles, a baby stroller, a foldable camping chair, etc. The speaker housing has a slot for receiving a music player, as well as electrical connectors for electrically connecting to the audio output of the music player. The sound producing devices are disposed within the speaker housing and face upwards and/or downwards.

Abstract: Sound generated by a sound emitting unit passes through a first sound passage defined between a first shielding board and a shielding cylinder and a second sound passage defined between a second shielding board and the shielding cylinder, and is emitted outside from a sound emitting hole defined in at least one of a case and a cover. The second shielding board and the shielding cylinder shield a space between the sound emitting hole and the first sound passage when the first sound passage is seen from the sound emitting hole.

Abstract: An audio speaker contains a tweeter capable of continuous rotation, where the audio speaker contains the tweeter and an axis mount assembly. The tweeter is removably connected to the axis mount assembly. The audio speaker also contains a first connection member capable of maintaining electrical communication with the axis mount assembly throughout continuous rotation of the axis mount assembly. The axis mount assembly contains a terminal plate connected to a bottom portion of the tweeter, where the terminal plate maintains electrical communication with the tweeter. The axis mount assembly also contains an axis mount faceplate capable of receiving the terminal plate and tweeter within an indented portion of a top portion of the axis mount faceplate. The axis mount assembly further contains an axis mount spacer and a second connection member that maintains electrical communication with the first connection member throughout continuous rotation of the axis mount assembly.

Abstract: An aircraft seat integrating a loudspeaker system for creating an isolated sound stage designed to prevent egress from one aircraft seating area to another aircraft seating area includes a seat body having a horizontally oriented seat bottom and a seat back secured thereto. The seat back includes an upper end and a lower end. The lower end is positioned adjacent the seat bottom and the upper end includes a headrest structure for supporting the head and upper back of a passenger. A loudspeaker system includes a directional sound assembly and a nondirectional sound assembly. The directional sound assembly is mounted within the headrest structure for selective movement between a storage orientation in which the directional sound assembly is housed and hidden within a supporting housing mounted along the headrest structure and a use orientation in which the directional sound assembly is positioned for use.

Abstract: An apparatus that has an electro-acoustic transducer, a frame supporting the transducer, and an enclosure made from two enclosure members that are each coupled to the frame. At least one of the enclosure members is made partially or entirely of foam.