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7556122 Upward-exhausting corner horn enclosure  
A low frequency exponential bass horn enclosure suitable for use in a front-loaded or rear-loaded configuration, intended for corner placement, with driver access from the back. The unitary horn...
7520368 Horizontally folded reflex-ported bass horn enclosure  
A low frequency folded horn enclosure intended for use in proximity with at least one planar surface with access to the horn throat from the top of the enclosure. The horn is bifurcated at the...
7513332 Convertible folded horn enclosure with improved compactness  
A low frequency exponential bass horn enclosure employing a bifurcated horn pathway and twin throats, convertible to a variety of front-loaded or rear-loaded configurations without modifications by...
7506721 Convertible folded horn enclosure  
A low frequency exponential bass horn enclosure employing a large area unitary throat pathway, bifurcated at a substantially parabolic rearward channel wall, convertible to a front-loaded or...
7454030 Subwoofer with cascaded linear array of drivers  
A single folded, expanding horn loudspeaker reproduces low frequency audible sound at high power output levels. A compact enclosure houses a plurality of identical transducers, characterized by...
7392880 Dual range horn with acoustic crossover  
A new approach has been developed to combine mid-range and high frequency sound into the throat of a horn designed for sound reinforcement. An acoustic low pass filter element is interposed between...
7319772 Speaker device for improving mid/high-range frequencies  
A speaker device for improving mid/high-range frequencies includes a magnetic base, a frame annularly mounted to the magnetic base, a cone mounted to an inner side of the frame, a voice coil...
7297238 Ultrasonic energy system and method including a ceramic horn  
An acoustic system for applying vibratory energy including a horn connected to an ultrasonic energy source. The horn defines an overall length and wavelength, and at least a leading section thereof...
7278513 Internal lens system for loudspeaker waveguides  
This invention provides a lens system for a loudspeaker. The loudspeaker may include a driver unit and a waveguide attached to the driver unit. The loudspeaker further may include a lens system....
7275621 Skew horn for a loudspeaker  
A horn including a substantially flat coupling flange defining a coupling flange plane, a substantially planar mouth defining a mouth plane, an elongated throat extending between the coupling...
7268467 Acoustic transducer  
An acoustic transducer provided with at least one sound source for generating an acoustic centre and a predetermined construction for guiding sound generated by the acoustic centre, which acoustic...
7252176 Reflex-ported folded horn enclosure  
A low frequency exponential/hyperbolic hybrid folded horn enclosure intended for use in proximity with at least one planar surface, such as a floor, ceiling, or wall, with access to the horn throat...
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....
7134523 System for integrating mid-range and high-frequency acoustic sources in multi-way loudspeakers  
This invention provides a radiation boundary integrator (“RBI”) for integrating sound radiation from mid-range and high-frequency sources in multi-way loudspeakers. The RBI is a substantially...
7027605 Mid-range loudspeaker  
A midrange loudspeaker for operation in conjunction with low-frequency and high-frequency loudspeaker modules in a theater sound system, having a reduced depth for deployment in limited space. The...
6981570 Loudspeaker system with common low and high frequency horn mounting  
The invention relates generally to the field of audio loudspeaker enclosures, and more particularly to a method of mounting the internal components in the loudspeaker so as to control the...
6771787 Waveguide electroacoustical transducing  
A waveguide system for radiating sound waves. The system includes a low loss waveguide for transmitting sound waves, having walls are tapered so that said crosssectional area of the exit end is...
6750758 Remotely controlled beeper and method  
A collar-mounted animal training device includes a piezoelectric transducer device ( 6 ) attached to a mylar cone acoustic element mounted in a transducer housing ( 5 ) configured as a resonant...
6712177 Cross-fired multiple horn loudspeaker system  
The invention relates to a horn loudspeaker system. The horn loudspeaker system includes a pair of vertically displaced horns with cross-fired aiming angles. A common throat section couples the...
6650760 Loudspeaker  
An upper base/low mid loudspeaker comprises a conical driver and a channel defined by a housing and a central member. The central member has a portion extending into the cone to form a first...
6647122 Loudspeaker drive unit  
The present invention relates to a compound loudspeaker. In the loudspeaker, the L.F. drive unit has a curved flexible diaphragm whose shape is determined such that it optimally controls the...
6628796 Axially propagating mid and high frequency loudspeaker systems  
A loudspeaker system of improved clarity, coherence and uniformity of energy distribution containing mid frequency sound chambers with an annular input and approximately rectangular output for use...
6621909 Horn loudspeaker and loudspeaker systems  
A horn loudspeaker comprises: a horn ( 22 ) having a throat ( 26 ) and a mouth ( 30 ); a primary electro-acoustic driver ( 24 ) mounted at or adjacent the throat of the horn and directed generally...
6581719 Wave shaping sound chamber  
A loudspeaker system containing wave-shaping sound chambers with approximately rectangular inlets and outlets of substantially the same size that are used to flatten or control the curvature of the...
6574344 Directional horn speaker system  
A directional speaker system includes an enclosure having an inner surface, an outer surface, an open end, and a closed end, a speaker driver directed toward the open end and mounted near the...
6519348 Speaker apparatus and television set  
A first feature of the present invention is that the opening of a sound output port 3 b is smaller in area than the opening of a sound input port 3 a in a horn 3 . A second feature is that the...
6513622 Full-range loudspeaker system for cinema screen  
A full-frequency-range cinema loudspeaker system intended or deployment in limited space behind a perforated cinema screen is configured as three modules: (1) a high-frequency module having a...
6502662 Speaker having a hemispherical vibrator  
A speaker includes a disk-shaped base. A substantially hemispherical surface vibrator is fitted into a substantially circular groove provided in the base and bonded therein. Terminals are attached...
6466680 High-frequency loudspeaker module for cinema screen  
A high-frequency cinema loudspeaker module for deployment behind a perforated cinema screen is configured with a waveguide to compensate for the beam-spreading effects of the perforated screen at...
6411718 Sound reproduction employing unity summation aperture loudspeakers  
The present invention relates to systems and methods for sound reproduction employing a unity summation aperture loudspeaker horn taking advantage of the frequency response of horn flare...
6394223 Loudspeaker with differential energy distribution in vertical and horizontal planes  
A loudspeaker horn, loudspeaker and a loudspeaker system wherein at least one loudspeaker includes a horn composed of a waveguide, a plurality of throats acoustically coupled to a single waveguide...
6349792 Sound enhancing speaking cabinet for a removable speaker assembly  
A sound enhancer for use with a speaker assembly having front and rear sides, comprising an enclosure forming first and second hollow portions, the enclosure defining a cradling zone to receive the...
6334505 Optimum edges for speakers and musical instruments  
The invention presents a design of optimum edges for antennas of loudspeakers, microphones, hydro-speakers, hydro-phones, brass and wind instruments, and ultrasonic transducers. These edges have a...
6125964 Electric horn structure with the trumpet body and the resonator in one piece  
An electric horn structure with the trumpet body and resonator in one piece. The body is seamless and comprises a pipe section as the resonator and trumpet section, wherein the trumpet section...
6118883 System for controlling low frequency acoustical directivity patterns and minimizing directivity discontinuities during frequency transitions  
An improved loudspeaker system which increases low frequency directivity and minimizes directivity discontinuities during frequency transitions includes a first low frequency transducer, a second...
6116373 Acoustic horns for loudspeakers  
An improved acoustic horn for loudspeakers is provided. The acoustic horn of the referred embodiment of the present invention includes a one piece body that incorporates damping material within the...
6112847 Loudspeaker with differentiated energy distribution in vertical and horizontal planes  
A loudspeaker horn, loudspeaker and a loudspeaker system wherein at least one loudspeaker includes a horn composed of a wave guide, a plurality of throats acoustically coupled to a single wave...
6095279 Loudspeaker system  
A loudspeaker system including at least one enclosure incorporating a wave guide having a curved input slot through which sound waves generated from an acoustic transducer are introduced by way of...
6094495 Horn-type loudspeaker system  
An improved horn-type loudspeaker system for reproducing an acoustical signal from a corresponding electrical signal includes transducer assembly, an acoustical transformer and an output horn...
6079514 Acoustic horn transducer with a conic type diffuser having and exponential profile in wood  
6069844 Acoustic annunciator for audio tracking collars  
An acoustic annunciator which includes resonating cavity, a piezoelectric element, and a folded horn which are each selected to have a different resonance frequency so as to expand the frequency...
6064745 Compression driver phase plug  
A phase plug for a horn loaded speaker has a frustro-conical body with a spherical entrance end and a planer outlet end. The plug is formed with radial channels. The entrance of the phase plug and...
6062338 Loud speaker enclosure  
A speaker enclosure for controlling an air pressure differential across a front and rear portion of a speaker cone comprising an enclosed rear chamber in communication with a primary channel having...
6059069 Loudspeaker waveguide design  
A loudspeaker horn has straight wall section and a curved wall section. The straight wall section has diverging walls defining a coverage angle and the curved wall portion is connected to the...
6035051 Sound apparatus  
A sound apparatus capable of obtaining a clear sound (audio image) irrespective of a position of a speaker portion to be provided in the sound apparatus. The sound apparatus includes a speaker...
6028947 Lightweight molded waveguide device with support infrastructure  
The present invention is a waveguide device having a body of molded, foam plastic with a speaker end and an open end and an even number of segments with a flat surface in a plane parallel to the...
6026928 Apparatus and method for reduced distortion loudspeakers  
Method and apparatus applied to loudspeakers of the type having an electrically driven diaphragm in an acoustic housing to reduce distortion from two sources. 1. Loss of high frequencies when sound...
6016353 Large scale sound reproduction system having cross-cabinet horizontal array of horn elements  
A loudspeaker system having a cross-cabinet horizontal array of loudspeakers for collectively generating a common acoustical wavefront when respective drivers associated with each of the...
6012542 Bass amplifying system for radios  
A bass amplifying system (10) for radios (100) having mounted speakers; wherein, the system (10) comprises a combined enclosure and support unit (11) including a cover member (30) pivotally...
5975236 Speaker assembly  
A speaker assembly comprising an elongated unitary member having a first end and a second end. The elongated member is formed into a generally box-shaped configuration having an open top, an open...
Matches 1 - 50 out of 180 1 2 3 4 >