Matches 51 - 100 out of 155 < 1 2 3 4 >
Match Document Document Title
6573880 Applications for electronic reusable paper  
A system for displaying information which comprises a substrate and a conformable display media and control logic associated with the substrate. The display media has an input for receiving display...
6504936 Amplifier signal distribution module  
The present invention is an amplifier signal distribution module ideally suited for use in public announcement systems, concerts, and live sound reinforcement. This present invention will be used...
6466675 Loudspeaker system  
The invention relates to a loudspeaker system. The loudspeaker system respectively includes first and second satellite speaker having a housings supporting a high frequency driver and a middle...
6466677 Cordless digital audio headphone  
A cordless digital audio headphone is disclosed. The headphone includes a pair of earphones connected to a headband. The earphones provide audible signals. The headphone also includes a memory slot...
6459799 Modularly expandable electrostatic speaker system  
An non-hybrid electrostatic speaker system is provided. Each electrostatic speaker contains a diaphragm positioned between pair of electrically charged stators. A central unit is provided having a...
6442277 Method and apparatus for loudspeaker presentation for positional 3D sound  
A method and device for placement of sound sources in three-dimensional space via two loudspeakers. This technique uses an efficient implementation which consists of binaural signal processing and...
6215883 Loudspeaker with movable virtual point source  
A cinema sound production device, to be located behind screen, which will produce a phase-coherent spheroidally shaped superimposed wavefront which has an adjustable, determinable radius, thus...
6192137 Garment capable of outputting a sound  
In a garment which can receive a printed circuit board having a sound synthetic chip (10), a sound outputting element (12), a switch (14), a battery (15) and the like mounted on the printed circuit...
6175489 Onboard speaker system for portable computers which maximizes broad spatial impression  
A stereo speaker system for portable computers which maximizes spatial impression by using rearward-firing speakers, mounted in the back of the display, in combination with forward-firing speakers...
6169806 Computer, computer system and desk-top theater system  
A computer including an extraction unit for extracting source signals of surround sound from data received via a medium, and a processor for decoding and converting the source signals into audio...
6069585 Personal direction finding apparatus  
6040978 Portable computer having folding speakers  
A portable computer includes a computer body. The computer body has speaker panels rotatably coupled to side portion to cover side surfaces of the computer body. Alternatively, the computer body...
6011852 Audio power amplifier device for micro-computers  
A power amplifier device for amplifying an audio signal from sound generating circuitry in a micro-computer is provided. The device is retained in a housing secured in a drive bay of the...
5987141 Stereo expander  
A stereophonic audio processing system having left and right stereophonic sound channels with respective loudspeakers therefor is presented. The system is provided with spatial expansion of the...
5974152 Sound image localization control device  
A sound image localization control device reproduces an acoustic signal on the basis of a plurality of simulated delay times and a plurality of simulated filtering characteristics as if a sound...
5949893 Loudspeaker box  
A loudspeaker box for faithfully reproducing stereophonic sound. The box is divided into at least two chambers hermetically sealed from each other and provided with loudspeakers for propagating...
5949894 Adaptive audio systems and sound reproduction systems  
A sound reproduction system comprises a plurality of loudspeakers (S1, S2) spaced from a listener at a location (M1, M2), and a loudspeaker drive means (H) for driving the loudspeakers (S1, S2) in...
5933507 Highly portable stereo sound system comprising mixing console-amplifier and speakers  
A highly portable stereo sound system comprising mixing console-amplifier and speakers. The mixing console-amplifier has spaced-apart front and back sides which have spaced apart upper and lower...
5917923 Satellitic compact electroacoustical transducing  
A loudspeaker system includes an upper frequency assembly that radiates acoustical energy having spectral components in the audio frequency range above a predetermined upper frequency, typically at...
5898137 Speaker system for television set  
A sound A is emitted from respective left- and right-hand front speakers which are provided on a television set, in a front direction, while, regarding respective side speakers which are provided...
5889875 Electroacoustical transducing  
Electroacoustical apparatus includes according to one aspect structure for providing a sound field concentrated at a restricted listening region corresponding substantially to a human head while...
5870484 Loudspeaker array with signal dependent radiation pattern  
This invention features a sound reproduction system in which both signals of a stereo pair of signals are radiated with a directional radiation pattern having a first order gradient characteristic...
5857027 Loudspeaker  
The loudspeaker particularly comprises two-aperture radiator (1) containing paired in-phase counter-radiating apertures (4) and reproducing middle frequencies. Apertures (4) face each other, and...
5852545 Detachable electrical and mechanical mounting mechanism for snap mounting computer speakers  
A computer system has a data processing unit, an audio speaker assembly apparatus, and at least one computer component mounting structure. The audio speaker assembly apparatus includes one or more...
5850457 Multi-dimensional sound reproduction system  
A unified loudspeaker system and method for use with a home theater stereo surround sound receiver. A plurality of binaural (dual) loudspeakers are housed in a single loudspeaker enclosure having a...
5841877 Vehicle armrest transducing  
A vehicle electroacoustical transducing system comprises a vehicle armrest having a bass enclosure. The enclosure is generally rectangular having a length, width and height corresponding...
5818950 Speaker system and its support legs  
A very thin screen speaker and a support leg for supporting the screen speaker without a dead space of installing the screen speaker. There is provided a speaker system having a screen for image...
5818942 Multimedia stereo sound source  
A speaker enclosure providing improved stereo base response and directionality for multimedia computer applications is disclosed. The enclosure directs low end frequencies into a mixing chamber...
5812676 Near-field reproduction of binaurally encoded signals  
A transportable sound reproduction system for transducing binaurally encoded signals with near-field reproduction including a support, a head locator attached to the support for positioning a...
5812675 Sound reproducing array processor system  
A method and apparatus for dynamic, adaptive mapping of three-dimensional aural phenomenon to a two-dimensional sound reproducing surface. The surface is comprised of sound pixels that are...
5812369 Sound accessory for laptop/notebook computers  
Sound producing apparatus in the form of a pair of speakers each having a clamp affixed thereto. The clamp in each case defines a pair of relatively moveable opposed jaws which may be opened to...
5809150 Surround sound loudspeaker system  
The generation of skewed hypercardioid sound energy fields (in polar diagrams) from right front and left front "surround" loudspeakers with the principal nulls directed at the expected listener...
5805708 Speaker system for computer  
A speaker system for a computer includes at least one speaker disposed within a computer case, at least two sound emitting ports disposed on an exterior of the computer case, at least two sound...
5802194 Stereo loudspeaker system with tweeters mounted on rotatable enlongated arms  
A speaker system has a first baffle (2) supporting a first speaker unit for producing sounds in a first frequency range (low frequencies), at least one second baffle (27L), (27R) supporting a...
5789693 Loudspeaker system for electronic piano  
An electronic piano, comprises: a sound box having a configuration as in a stringed piano; an electronic keyboard carried by the sound box; an amplifying system; and, a control system for the...
5784468 Spatial enhancement speaker systems and methods for spatially enhanced sound reproduction  
Spatially enhanced sound is produced by vertically radiating a first sound from a left speaker by a first transducer. The first sound includes a sum component and a left difference component. A...
5784473 Sound system  
This disclosure relates to a sound system that provides high quality sound notwithstanding extreme background noise. Preferably implemented in amusement ride vehicles, such as roller coasters, the...
5781645 Loudspeaker system  
A loudspeaker system comprises an array of cells each including a loudspeaker driver unit. The axes of all the driver units converge at a single point in front of the array, such point normally...
5771304 Apparatus including a loudspeaker unit, loudspeaker unit, and housing for a loudspeaker unit  
A television receiver has a subwoofer box situated inside the cabinet of the television receiver. The subwoofer box has a loudspeaker arranged in a chamber and mounted in such a manner that it is...
5764777 Four dimensional acoustical audio system  
A four-dimensional acoustical audio system utilizes both spatial and temporal signal processing to maximize the depth, width, and perceived directionality of the acoustic field with respect to the...
5761298 Communications headset with universally adaptable receiver and voice transmitter  
A communications headset includes a headset enclosure and a receiver enclosure coupled thereto by various means allowing displacement of the receiver enclosure with respect to the headset enclosure...
5757929 Audio interface garment and communication system for use therewith  
A personal communications apparatus using a garment-based audio interface includes a garment member worn on the upper torso of a person, wherein the garment member includes a neck opening which...
5754664 Vehicle audio system  
A vehicle audio system includes overhead speakers connected to an audio source through a control circuit. The control circuit effects signal delays, crossover filtering, and equalization. The...
5751815 Apparatus for audio signal stereophonic adjustment  
An audio signal balance control arranged is described in which, by utilizing binaural head related transfer functions, balance control beyond a first plane (22) in which two loudspeakers lie may be...
5751821 Speaker system with reconfigurable, high-frequency dispersion pattern  
The present invention features a high-quality audio frequency loudspeaker system utilizing an array of tweeters placed in vertical alignment along an axis. The tweeter array, containing a plurality...
5742691 Surround sound converter  
A surround sound converter for home audio systems includes outputs for a left front speaker, a right front speaker, a left rear speaker, a right rear speaker, and an auxiliary output to accommodate...
5734732 Speaker arrangement and mounting apparatus and method  
Apparatus for mounting a speaker to a ceiling of a room that comprises an attaching ring adapted to be attached to a joist. A mounting ring is connected to the attaching ring. Apparatus to position...
5732140 Acoustic speaker system with expandable speaker enclosure  
An audio speaker system has at least one expandable speaker enclosure which comprises a rigid upper wall, a speaker mounted to the upper wall and a rigid bottom wall. One edge of the bottom wall is...
5724430 Audio-visual arrangement and system in which such an arrangement is used  
An audio-visual arrangement, more particularly, a multi-media terminal, includes a picture screen on which pictures can be displayed. The arrangement further includes a plurality of...
5717766 Stereophonic sound reproduction apparatus using a plurality of loudspeakers in each channel  
The present invention relates to sound reproduction apparatus comprising stereophonic amplifier means for amplifying left and right signals from any stereo emission source, and a plurality of...
Matches 51 - 100 out of 155 < 1 2 3 4 >