Matches 1 - 50 out of 147 1 2 3 >
Match Document Document Title
7624839 Enclosure for symbiotic active/passive operation of an acoustic driver  
A compact loudspeaker enclosure combines planar type devices for high frequency sound reproduction and cone type active devices for low frequency sound reproduction. The low frequency cone type...
7610991 Speaker and method of outputting acoustic sound  
A speaker contains a pipe member containing opposed ends and a sounding body that is driven on the basis of an acoustic signal which is applied to the sounding body. The sounding body is arranged...
7578367 Speaker set and electronic product incorporating the same  
An electronic product ( 100 ) includes a casing ( 10 ) containing a speaker set ( 20 ) therein. The speaker set includes a hollow shell ( 60 ) and a loudspeaker ( 50 ). The loudspeaker is...
7578368 Speaker set for electronic product  
A speaker set ( 20 ) for an electronic product ( 100 ) includes a hollow shell ( 60 ), and a loudspeaker ( 50 ) accommodated in the shell. The shell includes at least a spacing plate ( 68 ) which...
7556121 Speaker set and mobile phone incorporating the same  
A mobile phone ( 1 ) includes a casing ( 10 ) containing a printed circuit board ( 28 ) and an antenna ( 29 ) therein; and a speaker set ( 20 ) is disposed between the printed circuit board and the...
7536024 Loudspeaker  
A loudspeaker comprising a loudspeaker drive unit being operable to radiate sound in a forward direction and a rearward direction and an enclosure configured to receive sound radiated in the...
7508933 Resonance chamber of a cellular phone  
A cellular phone having a first opening for delivering voice on a shell is provided. A printed circuit board (PCB) is disposed within an inner space enclosed by the shell and divides the inner...
7503422 Expandable speaker enclosure  
An in-wall or ceiling speaker enclosure ( 10 ) having a predetermined air volume is provided, and includes a housing ( 22 ) designed to support a speaker assembly ( 18 ) between a pair of adjacent...
7481295 Speaker system and speaker enclosure  
A speaker system, includes a speaker enclosure that has a surface, a speaker that is mounted in the speaker enclosure, a vibration portion that has one end fixed on the surface of the speaker...
7477755 Speaker system  
A speaker system according to the present invention comprises a cabinet ( 10 ), a speaker unit ( 11 ), a first parting board ( 12 ), a drone cone ( 13 ), an adsorption member ( 14 ), a second...
7461718 Loudspeaker enclosure incorporating a leak to compensate for the effect of acoustic modes on loudspeaker frequency response  
An improvement is provided in loudspeaker enclosures characterised by a frequency response having at least one null due to a cavity mode. The improvement comprises introducing an aperture at a high...
7463747 Loudspeaker system  
A loudspeaker unit ( 2 ) of a loudspeaker system ( 1 ) is fitted to a cabinet ( 4 ). An absorbent ( 3 ) is disposed in a hollow chamber (R) inside the cabinet ( 4 ) and absorbs a gas inside the...
7454025 Loudspeaker with internal negative stiffness mechanism  
In a loudspeaker device of the present invention, an interior space of a cabinet is parted into first and second chambers, a diaphragm on which ring-shaped magnetic boards are fixed is attached to...
7448467 Acoustic enclosures  
An acoustic enclosure such as a loudspeaker ( 10 ) uses within the cabinet adsorbent material, and/or containment means ( 22 ) for the adsorbent material, which is at least partially hydrophobic....
7436972 Folded coaxial transmission line loudspeaker  
A loudspeaker has a loudspeaker driver and a first tube having a base end coupled to the driver and extending towards the rear end of the loudspeaker. A second tube of larger cross sectional...
7418104 Speaker system  
A speaker system having a first speaker, a second speaker, and a housing having a first mounting surface to which the first speaker is mounted and a second mounting surface to which the second...
7416048 Portable terminal apparatus  
A portable terminal apparatus with a telephone function such as a portable telephone, for efficiently emitting a voice from a speaker from both a front face and a backside of a housing. The...
7410029 Bass reflex type loudspeaker apparatus, loudspeaker box and image display apparatus  
A bass reflex type loudspeaker apparatus is provided in which a long route of a bass reflex duct is obtained in the case where a loudspeaker box is made thin. The bass reflex duct is provided in...
7400910 Speaker sound enhancement for a mobile terminal  
The present invention relates to a mobile terminal such as a mobile telephone or the like which has a speaker built in, and realizes a sound emission structure for separately extracting the front...
7284637 Low-frequency sound reproducing speaker apparatus  
In a low-frequency sound reproducing speaker apparatus of Kelton type, a cabinet for containing a speaker unit is constituted by a shape of substantially a parallelepiped slender in a front and...
7269270 Standing wave reducing  
The frequency at which standing waves occur in a loudspeaker enclosure may be reduced by the addition of an internal barrier to the enclosure in order to lengthen the effective length of an...
7263387 Speaker module design  
A speaker module ( 200 ) having a speaker unit ( 210 ) and a speaker box ( 220 ) is provided. The speaker module is mounted in a casing ( 22 ) of a hand-held electronic device ( 20 ). The speaker...
7252175 Speaker apparatus and manufacturing method of speaker apparatus  
A speaker apparatus is a bass-reflex type woofer used in a speaker system, and includes a body portion for housing a speaker unit and a bass-reflex port mounted and fixed in the body portion....
7218747 Externally ported loudspeaker enclosure  
An externally ported speaker enclosure includes a primary enclosure having a port or opening. The primary enclosure may continuously vary from a first dimension to a dimension of the port or...
7201252 Loudspeaker systems  
A loudspeaker system includes a loudspeaker drive unit ( 1 ) and a rear sound absorption system ( 20 ) having a multiplicity of tubes connected to the rear of the loudspeaker drive unit. In one...
7142686 Compound sound generator  
A case of the information equipment is provided for setting various parts in. A speaker and receiver are provided in the frame. A first back chamber is formed in the speaker and a second back...
7133533 Passive acoustic radiating  
An audio device has passive radiators that are driven by acoustic drivers. The passive radiators are arranged so that the net mechanical vibration is minimized.
7111706 Enclosure and audio-visual apparatus comprising same  
The acoustic enclosure comprises a box, on which is mounted at least one electro-acoustic transducer, and a vent which together with the box produces a bass-reflex system with a specified...
7051835 Bass-reflex loudspeaker system and method of manufacturing the same  
The loudspeaker construction comprises a loudspeaker chamber delimited by a loudspeaker enclosure structure, a reflex duct communicating with the loudspeaker chamber so as to connect the...
7039212 Weather resistant porting  
A port for a loudspeaker is disclosed which is sufficiently weather resistant for long term outdoor use and which prevents debris, insects and other vermin from entering the loudspeaker and which...
7011178 Sound transmitter and speaker  
A sound transmitter includes at least a vibrating membrane mounted on the wall of an enclosure so that one surface of the speaker membrane radiates in the enclosure, the enclosure being provided...
6968067 Portable entertainment system  
The subject invention is directed to a portable entertainment system that includes a housing unit and an audio system supported by the housing unit. A transport structure is coupled to the housing...
6955241 Speaker unit for low frequency reproduction  
The invention provides a speaker unit for low frequency reproduction wherein distortion is reduced and the orientation of a sound image of the lower side frequency region is augmented. To that end,...
6907955 Electromagnetic electroacoustic transducer  
An electromagnetic electroacoustic transducer, includes: a diaphragm; a magnet; an electromagnetic coil; and a casing for storing the diaphragm, the magnet and the electromagnetic coil therein. The...
6870942 Loudspeaker for line array sound system  
A loudspeaker assembly includes a housing defining a bass-reflex enclosure. The housing has a trapezoidal cross-sectional shape in a vertical section running from front to back of the housing. A...
6862360 Speaker system  
A speaker system is provided which includes a sound box and a speaker mounted in the sound box. The sound box is divided into a plurality of air chambers, each of which is formed with at least an...
6782112 Low frequency transducer enclosure  
An acoustical transducer enclosure has an acoustic lever acoustically coupled to an electro-acoustical transducer so as to force all radiated sound through the lever.
6763117 Speaker enclosure  
An enclosure assembly for use in an audio speaker includes a driver support, a plurality of cavity forming layers disposed rearward of the driver support, and an end piece disposed adjacent a...
6735320 Angled port loudspeaker  
A loudspeaker comprises an enclosure including a bottom wall, a front wall extending upwardly from the bottom wall, and a rear wall extending upwardly from the bottom wall and opposite the front...
6704426 Loudspeaker system  
A bandpass loudspeaker enclosure system including at least one electro-acoustic transducer with a vibratable diaphragm having a first acoustical coupling surface and a second acoustical coupling...
6665413 Infrasonic Helmholtz resonator  
An infrasonic Helmholtz resonator capable of producing clean sinusoidal frequencies in the range of 6-14 Hz is described.
6658127 Speaker system having an amplifying horn  
Disclosed is a speaker system that can be advantageously used in a television set. The speaker system has a support member which is provided with a partition wall and mounted on both sides of the...
6658129 Passive radiator having mass elements  
A passive radiator includes a chassis ( 11 ) and a radiator body which is connected to the chassis and which is movable with respect to the chassis along a translation axis (T*). The radiator is...
6626263 Passive speaker system  
A passive radiator and method is disclosed which improves frequency response linearity and greatly reduces the possibility that wobble of a passive radiator which will occur without the...
6628799 Loudspeaker system  
The outer peripheral site of a loudspeaker unit is provided with predetermined air passages formed along substantially the overall inner perimeter of an opening in a baffle plate for allowing a...
6625292 Ported loudspeaker enclosure  
An enclosure for one or more loudspeakers includes a housing having a top panel, a bottom panel, a front panel, a back panel and opposed end panels collectively defining a hollow interior which is...
6625289 Stereo loudspeaker system  
A stereo loudspeaker system ( 1 ) consists of a unitary enclosure ( 2 ), the rear wall ( 3 ) of which is oriented towards a reflecting wall ( 13 ), said enclosure ( 2 ) including an even number of...
6597795 Device to improve loudspeaker enclosure duct  
A waveguide for use in a loudspeaker. The waveguide is positioned within a loudspeaker enclosure and connect to a low frequency transport duct of the loudspeaker. The waveguide has a hollow body...
6561311 Speaker cabinet  
An improved structure of speaker cabinet comprising a housing opened on one side thereof, and comprising a front panel, wherein, a plurality of intermediate speakers can be held firm and get...
6560343 Speaker system  
A speaker system includes a speaker having a cone which converts an electric signal into a sound wave signal; a frame attached to a rear side of the speaker and having a plurality of sound wave...
Matches 1 - 50 out of 147 1 2 3 >