Matches 1 - 35 out of 35


Match Document Document Title
US20120070022 SPEAKER, HEARING AID, EARPHONE, AND PORTABLE TERMINAL DEVICE  
A speaker capable of suppressing deterioration of acoustic efficiency while allowing miniaturization of the speaker includes a first unit (20) and a second unit (21) each of which outputs sound....
US20080137894 Loudspeaker system with reduced rear sound radiation  
A loudspeaker system has a front loudspeaker enclosure (30) having at least one first loudspeaker (20) and a rear loudspeaker enclosure (50) having at least one second loudspeaker (60). The rear...
US20140193005 Audio Speaker System with Semi-Shared Passive Radiators  
A multi-channel stereo speaker system includes acoustically separated but mechanically connected chambers containing active drivers to reproduce sound for each channel, and a passive radiator for...
US20070030992 Low frequency loudspeaker enclosure  
A low frequency loudspeaker enclosure with unique applications for recoil-canceling configurations. Vibration of the enclosure is reduced sufficiently to use the loudspeaker enclosure in dual use...
US20130170688 SPEAKER FRONT VOLUME USAGE  
A portable electronic device having an enclosure having a top wall, a bottom wall, at least one sidewall connecting the top wall to the bottom wall, an acoustic output opening and a back volume...
US20060120549 Sound generating apparatus, a mobile electric device and a system for generating sound  
A sound generating apparatus comprises a first cavity 110, a second cavity 120 and an electromechanical transducer 100 that emits sound waves into the first cavity and the second cavity. A third...
US20140064541 Wrist Band and Other Portable Loudspeakers and Electronic Apparatus Utilizing Same  
The invention provides in some aspects a loudspeaker, for example, configured in a band-like shape and suitable, for example, for wearing as a wristband, armband, legband or the like. A related...
US20070297629 METHOD AND SYSTEM FOR EQUAL ACOUSTICS PORTING  
A device (300) and method (600) for equal audio porting is provided. The device can include a first side with at least one first audio port (182) providing a data communication aspect, a second...
US20060171551 Communication device comprising sound-conveying means for two sound-producing modes  
In a communication device (1) that is designed to deliver sound, in an againstthe-ear mode, into a space (22) bounded by the ear and, in an away-from-the-ear mode, into an acoustic free space, a...
US20140003645 ACOUSTIC FILTER  
In an aspect, in general, a loudspeaker element includes an enclosure, a cone diaphragm of a driver element located within the enclosure, a first cavity wall extending from the cone diaphragm of...
US20120099751 ATTACHABLE EXTERNAL ACOUSTIC CHAMBERS FOR A MOBILE DEVICE  
A wireless mobile electronic device includes a first housing and a first acoustic chamber disposed within the first housing. A sound generator, within said first housing, is acoustically coupled...
US20100177921 RESPONSE SPEAKER SYSTEM  
A sound generator like a guitar supplies an electrical out put to operate speakers that are mounted in a chassis. The electrical output is divided into three frequency ranges, separately amplified...
US20090296971 Hearing Instrument Receiver With Improved Low-Frequency Efficiency  
The low frequency efficiency of a hearing instrument receiver can be improved by increasing the unoccupied rear volume. The receiver may be configured with one or more motor and diaphragm...
US20070206828 DISTRIBUTED ACOUSTIC CABINET  
An enclosure (1) for an acoustic transducer (2) comprises a first chamber (11) for accommodating the acoustic transducer (2) and a spaced apart second chamber (12), which first and second chambers...
US20130129135 MULTIPLE-USE ACOUSTIC PORT  
Two or more acoustic transducers share the same acoustic port in a device. The acoustic properties—such as acoustic impedance and frequency response—of the shared acoustic port are matched to each...
US20110058700 Inverse Horn Loudspeakers  
In a low frequency transducer system a multi-compression chamber, inverse horn structure is employed in combination with a resonance-distortion filter chamber. The filter chamber effectively...
US20130322656 LOUDSPEAKER SYSTEM  
Provided are loudspeaker systems. Embodiments include a first speaker to provide a direct radiating output from the front of the loudspeaker system and a second speaker to drive a ported side...
US20090190784 MULTI CHAMBER PORTED STEREO SPEAKER  
A method and apparatus for a multi-chamber ported stereo speaker is disclosed. The stereo speaker is a single unit with multi-chambers in an enclosure box. The multi chamber ported speaker...
US20070092090 Apparatus for detecting a module  
Apparatus for detecting a module comprising a detector arranged to use an alternating out of band signal to detect if a module is coupled to the apparatus.
US20120070026 SPEAKER SYSTEM  
A speaker system includes a case having a receiving chamber; a variable mechanism received in the receiving chamber for dividing the receiving chamber into a first chamber and a second chamber and...
US20100310106 IN-EAR HEADPHONES  
An earphone is disclosed that is used in connection with reproducing audio sounds that are supplied from an audio-frequency source. The earphone includes a housing that includes a boot assembly...
US20170164096 Loudspeaker Device Having Foam Insert to Improve Gas Distribution in Sound Adsorber Material  
A loudspeaker device having housing and an acoustic transducer is disclosed. The housing has a transducer space for the acoustic transducer, and a back volume space. The back volume filled with a...
US20170156003 SPEAKER CABINET  
Speaker Cabinets are provided. In one embodiment, a speaker cabinet comprises: a core fabricated from a core material, the core material having an inner chamber defining an air cavity internal to...
US20170070812 CHAMBERED ENCLOSURE FOR USE WITH AUDIO LOUDSPEAKERS  
Exemplary embodiments relate to a new audio speaker housing design that includes one or more of several improved features. The housing may include a sealed enclosure designed to have a volume of...
US20170070796 LATERAL SOUND MAKING LOUDSPEAKER MODULE  
A loudspeaker module emitting sound at a lateral side comprises a loudspeaker unit and a module housing comprising a lower module housing, a middle module housing and an upper module housing. A...
US20170013366 ACOUSTIC TRANSDUCER  
An acoustic transducer includes a first acoustic module and a second acoustic module. The first acoustic module includes a first motor, a first rod driven by the first motor, and a first vibrating...
US20160373855 ACOUSTIC STRUCTURE AND ACOUSTIC PANEL  
An acoustic structure defining a cavity in which a sound wave propagates, wherein a first portion of the cavity substantially corresponding to a position of a node or an antinode of a standing...
US20160165335 A LOUDSPEAKER WITH A HELMHOLTZ RESONATOR  
The present invention relates to a loudspeaker (1). The loudspeaker (1) includes: a U-yoke for holding a magnet having a base (12) with an upstanding side (14) around the perimeter of the base...
US20160157027 HEARING DEVICE WITH IMPROVED LOW FREQUENCY RESPONSE AND METHOD FOR MANUFACTURING SUCH A HEARING DEVICE  
A hearing device for being worn at least partly within an ear canal. A shell encloses a cavity with a first sound opening and a second sound opening and has a receiver within the cavity. The...
US20160134964 LOUDSPEAKER MODULE  
A loudspeaker module includes a housing composed of a hollow spherical central section having a central cavity and a plurality of wing members extending from the spherical central section. Each of...
US20160134963 SPEAKER  
A speaker includes a speaker enclosure and at least one speaker driver. The speaker enclosure includes an upper housing and a lower housing matched with the upper housing. A bottom face of the...
US20160119718 DOUBLE-VIBRATING-DIAPHRAGM LOUDSPEAKER MODULE  
A double-diaphragm loudspeaker module comprises: a housing providing with a first sound hole and a second sound hole; a supporting structure fixed on an inner wall of the housing; and a...
US20160100247 SPEAKER  
A modular loudspeaker includes a plurality of chambers and a plurality of vibration plates. Each vibration plate is fixed to two chambers, to cause the chambers to be secured to each other in a...
US20160066082 SOUND PRESENTATION DEVICE  
A sound presentation device including: a casing; an electroacoustic transducer that is installed in such a way that a space inside the casing is divided into a first empty chamber and second empty...
US20160014499 ACOUSTIC FILTER  
A loudspeaker comprising includes an enclosure, a driver element located within the enclosure and including a cone diaphragm, a first cavity defined by a first cavity wall and the cone diaphragm,...

Matches 1 - 35 out of 35