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Electrical Audio Signal Processing Systems And Devices > Binaural And Stereophonic > Stereo Speaker Arrangement

Stereo Speaker Arrangement

Stereo Speaker Arrangement patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

09/25/14 - 20140286511 - Acoustic signal processing apparatus, acoustic signal processing method, program, and recording medium
HRTF on a side of the sound source on the acoustic signal. A crosstalk compensation processing unit performs, with respect to the first binaural signal and the second binaural signal, a crosstalk compensation for canceling out an acoustic transfer characteristic and a crosstalk. The present technology can be applied to,...

09/18/14 - 20140270280 - Audio localization techniques for visual effects
Techniques for improved audio localization for visual effects are described. In one embodiment, for example, an apparatus may comprise a processor circuit and an audio management module, and the audio management module may be operable by the processor circuit to determine a position of a user interface element in a...

09/18/14 - 20140270281 - Spatial audio enhancement processing method and apparatus
An audio processing system for processing a single channel audio signal includes a a processor configured to derive a synthetic difference component from the single channel audio input signal a filtering module configured to apply a first filter to the sum signal represented by the single channel signal and to...

09/18/14 - 20140270282 - Multichannel audio calibration method and apparatus
A method comprising: generating at least one audio signal to be output by at least one speaker for a multi-speaker system; receiving at least two output signals, the at least two output signals provided by at least two microphones and based on the at least one acoustic wave output by...

08/07/14 - 20140219480 - Phase-unified loudspeakers: parallel crossovers
Complimentary crossovers that reduce phase distortion in loudspeaker systems, typically pairs, are described. In the fundamental embodiment, each loudspeaker possesses two drivers, a woofer and a tweeter. The “effective third-order” crossover on the right-hand loudspeaker remains “symmetric,” but the “effective third-order” crossover on the left-hand loudspeaker is rendered “asymmetric,” as...

08/07/14 - 20140219481 - Multiple sound channels speaker
A multiple sound channels speaker is disclosed herein and includes a first speaker, at least one second speaker, a sensing switch and an audio decoder. The second speaker is adjacent to the first speaker, and the sensing switch is disposed between the first speaker and the second speaker. The audio...

08/07/14 - 20140219482 - Flat panel electronic device and audio playing apparatus thereof
A flat panel electronic device and an audio playing apparatus thereof are provided. The audio playing apparatus comprises an audio generator, a plurality of speakers, a sensor and a controller. The audio generator is operable to generate a left channel audio and a right channel audio. The plurality of speakers...

07/10/14 - 20140193005 - 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 each chamber to help tune the frequency response of the chamber. Passive radiators are positioned and oriented so that their movements tend to cancel...

05/15/14 - 20140133681 - Game system, game process control method, game apparatus, and computer-readable non-transitory storage medium having stored therein game program
Sounds are reproduced from a plurality of sound source objects at the same timing. A sound volume and a localization of each sound when the sounds are received by a virtual microphone are calculated. Any one sound source object is determined as a weight assignment target on the basis of...

05/15/14 - 20140133682 - Upmixing object based audio
In some embodiments, a method for rendering an object based audio program indicative of a trajectory of an audio source, including by generating speaker feeds for driving loudspeakers to emit sound intended to be perceived as emitting from the source, but with the source having a different trajectory than that...

05/01/14 - 20140119580 - Information processing system, computer-readable non-transitory storage medium having stored therein information processing program, information processing control method, and information processing apparatus
In an exemplary information processing system including an information processing section, a first loudspeaker, and a second loudspeaker, predetermined music data composed of two channels is separated into first channel music data and second channel music data. A first sound source object associated with one of the first channel music...

05/01/14 - 20140119581 - System and tools for enhanced 3d audio authoring and rendering
Improved tools for authoring and rendering audio reproduction data are provided. Some such authoring tools allow audio reproduction data to be generalized for a wide variety of reproduction environments. Audio reproduction data may be authored by creating metadata for audio objects. The metadata may be created with reference to speaker...

04/10/14 - 20140098979 - Battery-powered stereo speaker assembly having power connection for charging a handheld device
The present invention provides a portable and compact battery-powered stereo speaker assembly that incorporates a DC to DC converter, which enables power from the internal stereo speaker assembly battery to charge an interconnected hand-held device, such as a smartphone, through a USB connection, thereby extending the time that the device...

04/10/14 - 20140098980 - Method and apparatus for capturing and rendering an audio scene
The method of capturing an audio scene includes acquiring sounds having first and second directivities to obtain first and second acquisition signals, respectively, the first directivity being higher than the second directivity, the steps of acquiring being performed simultaneously, and both acquisition signals together representing the audio scene; separately storing...

03/20/14 - 20140079256 - One-piece active acoustic loudspeaker enclosure configurable to be used alone or as a pair, with reinforcement of the stero image
The loudspeaker enclosure (10) comprises a central channel (16) turned toward the listener, and left and right side channels (18L, 18R) oriented perpendicular to each other. The signal to be reproduced is separated into: i) a mono component correlated between the left and right signals; ii) left and right surround...

03/06/14 - 20140064526 - Method for controlling a speaker array to provide spatialized, localized, and binaural virtual surround sound
A system and method for producing a binaural and localized audio signal to a user is provided. A signal processing method is provided for delivering spatialized sound in various ways using highly optimized inverse filters to deliver narrow localized beams of sound from the included speaker array. The inventive method...

12/19/13 - 20130336504 - Compact stand-alone stereo loudspeaker
Stereo loudspeaker in a single cabinet (CB), such as a portable stereo loudspeaker. Two dipole loudspeaker units (DLL, DLR) generate respective acoustic dipole signals (L+, L−, R+, R−) in accordance with two channels on an input signal. The two dipole loudspeaker units (DLR, DLL) are closesly spaced and oriented such...

12/05/13 - 20130322664 - Noise elimination circuit for audio equipment
A noise elimination circuit, includes an audio chipset configured to process an audio data file, a power supply unit, a loudspeaker, and a ground circuit. The power supply unit is connected to the sound card and provides power to the audio data file. The audio chipset generates an analog signal...

12/05/13 - 20130322665 - Context-aware voice guidance
A context-aware voice guidance method is provided that interacts with other voice services of a user device. The voice guidance does not provide audible guidance while the user is making a verbal request to any of the voice-activated services. Instead, the voice guidance transcribes its output on the screen while...

12/05/13 - 20130322666 - Method and apparatus for processing audio signal and audio playback system
A Method for processing an audio signal to use a beamforming technique in a three-dimensional (3D) space is disclosed. The method may include generating a beamforming signal on a horizontal plane related to a sound source in a three-dimensional (3D) space and modulating the beamforming signal to head for a...

11/21/13 - 20130308800 - 3-d audio data manipulation system and method
A 3-D audio data manipulation system providing a multi-dimensional audio field generated by a speaker array. The speaker array is driven by audio data and has a plurality of speakers, with each speaker having a unique physical position within the audio field. The system includes a 3-D mixing module having...

10/03/13 - 20130259275 - Stereo mp3 system
A stereo system for listening to music and other content is provided. The stereo system comprises a stereo and an MP3 device mounted within the stereo. The MP3 device stores and plays downloaded MP3 and other digital audio files while also providing full connectivity and compatibility wired or wireless with...

09/19/13 - 20130243225 - Noise reduction apparatus and audio reproduction apparatus
A noise reduction apparatus includes: a speaker with a speaker unit held by holding means to make it possible to mix sounds emitted from front and rear of a vibration plate of the speaker; a microphone provided in an area where the sounds emitted from the front and rear of...

08/22/13 - 20130216070 - Data structure for higher order ambisonics audio data
The invention is related to a data structure for Higher Order Ambisonics HOA audio data, which data structure includes 2D or 3D spatial audio content data for one or more different HOA audio data stream descriptions. The HOA audio data can have on order of greater than ‘3’, and the...

08/15/13 - 20130208926 - Surround sound simulation with virtual skeleton modeling
A method for providing three-dimensional audio includes determining a world space ear position of a human subject based on a modeled virtual skeleton. The method further includes providing three-dimensional audio output to the human subject via an acoustic transducer array including one or more acoustic transducers. The three-dimensional audio output...

07/11/13 - 20130177185 - Information processing apparatus and speaker
There is provided an information processing apparatus including a speaker having speaker units of a speaker for a left channel that outputs left channel audio, a speaker for a right channel that outputs right channel audio, and a speaker for bass that outputs bass, wherein the speaker units are integrally...

07/11/13 - 20130177186 - Wireless audio player and speaker system
The present disclosure relates to an audio player and speaker system, and particularly, to a wireless audio player and speaker system. More particularly, the present disclosure relates to a portable, rechargeable, wireless boombox-style audio player, for playing audio from an external audio source, and including a wireless charging element for...

05/30/13 - 20130136281 - Apparatus and method for calculating filter coefficients for a predefined loudspeaker arrangement
An apparatus for calculating filter coefficients for a predefined loudspeaker arrangement has a multi-channel renderer. The multi-channel renderer calculates a filter coefficient for each loudspeaker of a virtual loudspeaker arrangement, being different from the predefined loudspeaker arrangement, based on a property (e.g. position or type) of a virtual source of...

04/25/13 - 20130101146 - Compact stereo loudspeaker for wall mounting
Loudspeaker in a single cabinet arranged for wall mounting. The loudspeaker has two dipole loudspeaker units spaced apart and arranged to generate respective acoustic dipole signals. Reflectors, such as plane surfaces, are arranged to reflect sound from the respective dipole loudspeaker units. The reflectors and the dipole loudspeaker units are...

03/14/13 - 20130064402 - Sound systems
According to certain embodiments of the present disclosure, systems are disclosed that house and orient electro-acoustic drivers therein to simulate surround effects from a single enclosure....

01/24/13 - 20130022221 - Shaping sound responsive to speaker orientation
Techniques for shaping sound based on a speaker orientation are disclosed. In an embodiment, an audio data stream is obtained by a zone player having one or more speaker drivers, an orientation of the zone player is determined, and sound is reproduced by the zone player based on the orientation....

01/03/13 - 20130003998 - Modifying spatial image of a plurality of audio signals
A method comprising: modifying a sound stage produced by an input audio signal comprising two or more audio channels such that spatial room is relieved for one or more additional sound sources; and inserting said one or more additional sound sources in the relieved spatial room of the modified sound...

12/27/12 - 20120328134 - Personal audio equipment
A personal audio device comprises a first speaker housing (10) having a speaker (12) associated therewith, and a second speaker housing (18) having a speaker (20) associated therewith, wherein the first and second speaker housings (10, 18) are provided with wireless communication means whereby an audio signal can be transmitted...

12/27/12 - 20120328135 - Speaker system and method of operation therefor
A speaker system comprises a first speaker (203) and a second speaker (205). A driving circuit receives an audio signal and comprises a first drive circuit (209) generating a first drive signal for the first speaker (203) in response to a first filtering of the audio signal with a first...

11/29/12 - 20120300962 - Solar powered wireless bluetooth stereo speaker with connectivity to mp3 player
A portable Bluetooth stereo speaker including a rechargeable battery coupled to power the Bluetooth stereo speaker, a solar panel coupled to the rechargeable battery for recharging the battery when the solar panel is exposed to sunlight, a capacitive touch panel coupled to the Bluetooth stereo speaker for controlling music, skip...

10/04/12 - 20120250911 - Audio jack with emi shielding
An audio jack for an audio plug for use in an electrical device, comprising a non-conductive enclosure having a front side and defining a cavity having an aperture within the front side for receiving the audio plug, the aperture having a first diameter, the cavity extending along a longitudinal axis;...

04/19/12 - 20120093347 - Array element rigging component, system and method
Disclosed herein is a rigging component for connecting an array element in an array. The rigging component includes an elongate housing connectable to an array element; a connection link disposed within, and slideably extendible from, one end of the housing; a conduit extending into the housing from its opposite end,...

04/19/12 - 20120093348 - Generation of 3d sound with adjustable source positioning
A system for generating 3D sound with adjustable source positioning includes a first stage and a second stage, which is coupled to the first stage and to a speaker array that includes a plurality of speakers. The first stage is configured to position a plurality of virtual sound sources through...

03/08/12 - 20120057731 - Method and device for activating a media player
A method and device for activating a media player enables efficient and convenient access to media files. The method includes determining that a wireless communication device is not operatively coupled to a network. An operative coupling of a speaker system to the wireless communication device is detected. The media player...

03/01/12 - 20120051565 - Audio reproduction apparatus
An audio reproduction apparatus includes: a delay equalizer (301), a delay equalizer (303), a level adjuster (314), and a level adjuster (317). The delay equalizer (301) equalizes an FL signal using an equalizer characteristic EQ9 that converts a characteristic of an audio signal perceived as being reproduced at a position...

02/23/12 - 20120045079 - Compact noise suppression circuit for small speakers
A compact noise suppression circuit for a small speaker system and having a circuit board with a left signal input connection and a right signal input connection and a ground connection, and further having a left speaker supply connection and a left speaker return connection, and a right speaker supply...

01/05/12 - 20120002827 - Signal processing system and signal processing method
A signal processing system includes a transmitter, a sensor, a plurality of processing apparatuses, a placement determiner and a signal distributor. The transmitter transmits a wireless signal. The sensor detects the wireless signal transmitted by the transmitter. The plurality of processing apparatuses receives corresponding signals and executes processing on the...

10/06/11 - 20110243353 - Speaker apparatus
A speaker apparatus includes: a first outputting unit that has a first speaker unit group in which a plurality of speaker units are arranged, and that outputs a supplied audio signal from the first speaker unit group as a sound which is directed in a direction; a second outputting unit...

09/29/11 - 20110235832 - Ambiophonic headrest
A headrest provided with several loudspeakers which normally reproduce an ambiophonic sound experience. The headrest generally includes a central section provided with at least one loudspeaker, one side section provided with at least one loudspeaker and a second side section provided with at least one loudspeaker. The side sections are...

09/08/11 - 20110216924 - Multi-element directional acoustic arrays
An audio system that may be implemented in a television, that includes a plurality of directional arrays. The arrays may include a common acoustic driver and may be spaces non-uniformly....

09/08/11 - 20110216925 - Virtual surround for loudspeakers with increased consant directivity
Various embodiments use combinations of different methods for creating virtual surround. Some of the methods used in various embodiments include: dipole beamforming, multi-stage arrays, transducer directionality, and enclosure shading. In general, each of these methods may operate over a specific frequency band in various embodiments. The use of multiple methods...

09/08/11 - 20110216926 - Virtual surround for loudspeakers with increased constant directivity
A speaker system includes a first array of transducers in a speaker enclosure and, and at least a second array of transducers in the speaker enclosure. The second array is a low-frequency array and the first array is a high-frequency array. The transducers in the first array are configured to...

08/25/11 - 20110206223 - Apparatus for binaural audio coding
An apparatus configured to: determine at least one first channel audio signal phase value for a current audio frame; determine at least one second channel audio signal phase value for the current audio frame; calculate at least one current phase difference between the at least one first channel audio signal...

08/11/11 - 20110194712 - Stereophonic widening
Widening stereophonic response is achieved in sound reproduction systems with at least two loudspeakers. A stereo signal input is accessed, which includes multiple frequency components. The loudspeakers are close to each other. A frequency range of the frequency components is decorrelated, e.g., upon pre-processing the stereo signal. The sound reproduction...

07/21/11 - 20110176696 - Method and system for enhancing bass effect in audio signals
The quality of music output from audio systems is improved by simulating the effect of low frequency signals in the human ear. This thus allows listeners to perceive the lower frequency signals, even though the speakers may be incapable of providing such low frequency outputs. Method and systems provided for...

07/07/11 - 20110164768 - Acoustic user interface system and method for providing spatial location data
An acoustic user interface system and method for tracking spatial location data. A location tracking unit provides location information with respect to an object in an environment. The location information may be further employed to synthesize a perception of three-dimensional spatial location data with respect to multiple objects in the...