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8577045 Apparatus and method for encoding a multi-channel audio signal  
An encoding apparatus comprises a frame processor (105) which receives a multi channel audio signal comprising at least a first audio signal from a first microphone (101) and a second audio signal...
8565455 Multiple display systems with enhanced acoustics experience  
A method and a system are described providing multiple display systems with an enhanced acoustics experience. A source audio signal having a plurality of source audio channels is generated from an...
8559644 Apparatus for sound having multiples stereo imaging  
The present invention provides an apparatus for sound comprising a sound source generating unit for generating an electric signal from a sound source, N (N≧2) amplifiers which are connected in...
8559653 Multi-channel decoding systems capable of reducing noise and methods thereof  
A multi-channel decoding method includes: receiving an input signal to generate a channel output signal; providing a first test signal serving as the input signal in a first calibration mode; and...
8553891 Low complexity parametric stereo decoder  
A stereo audio decoder generates a set of stereo output channels in response to a parametric audio input including signal parameters and stereo related parameters. A parameter processor generates...
8553892 Processing a multi-channel signal for output to a mono speaker  
Systems, methods, and devices for processing an audio signal with two or more channels into a monaural signal are provided. For example, an electronic device configured to perform such techniques...
8553890 Sound reproduction method and sound reproduction system  
A sound reproduction system includes low frequency speaker units for reproducing low frequency sounds by receiving audio signals on low frequency channels among a plurality of channels, and a...
8532495 Method for energy efficient pulsing operation of transceivers of a networked device  
A method performed by a networked device for energy efficient operation of an optical transceiver of the networked device is described herein. It is determined whether a port control of the...
8520871 Method of and device for generating and processing parameters representing HRTFs  
A device for processing parameters representing Head-Related Transfer Functions includes an input stage configured to receive audio signals of sound sources, a determinor configured to receive...
8520873 Audio spatialization and environment simulation  
Methods are disclosed for improving sound localization of the human ear. In some embodiments, the method may include creating virtual movement of a plurality of localized sources by applying a...
8503682 Head-related transfer function convolution method and head-related transfer function convolution device  
A head-related transfer function (HRTF) convolution method arranged, when an audio signal is reproduced acoustically by an electro-acoustic conversion unit disposed in a nearby position of both...
8494189 Virtual sound source localization apparatus  
In a virtual sound source localization apparatus, a distance between two loudspeakers and a shortest distance between a line connecting the loudspeakers and a listening position are set...
8494192 Audio reproducing system and method thereof  
An audio reproducing system includes a pair of speaker units, a mounting unit for mounting the pair of speaker units, without being attached to a baffle board, to the vicinity of a listener's ears...
8488819 Method and apparatus for processing a media signal  
An apparatus for processing a media signal and method thereof are disclosed, by which the media signal can be converted to a surround signal by using spatial information of the media signal. The...
8488798 Matrix decoder  
This audio matrix surround decoder requires minimal digital processing, useful in portable applications, particularly in playback from a portable player using a headphone or loudspeaker...
8483396 Method for the sound processing of a stereophonic signal inside a motor vehicle and motor vehicle implementing said method  
The invention relates to a method for the sound processing of a stereophonic signal inside a motor vehicle. In a first implementation (“driver” mode) the stereophonic sound source is centered in...
8477949 2.1 crossover equalization in PC audio applications  
Challenges to the implementation of equalization in the 2.1 environment arise from the constraints imposed by HD audio requirements and Windows® Vista™. A hybrid software hardware solution...
8472631 Multi-channel audio enhancement system for use in recording playback and methods for providing same  
An audio enhancement system and method for use receives a group of multi-channel audio signals and provides a simulated surround sound environment through playback of only two output signals. The...
8466363 Sound generation processing apparatus, sound generation processing method and a tangible recording medium  
The present invention improves a processing speed by combining simple sound source species with a basic configuration and processing the combination as a single sound source when sound sources and...
8457157 Digital communications system with variable-bandwidth traffic channels  
Electronic devices and equipment may communicate over a wired communications path. The wired communications path may include one or more wires and may be associated with a headphone cable. Data...
8442237 Apparatus and method of reproducing virtual sound of two channels  
A stereo sound generation apparatus and method of reproducing multi-channel sound input signals through two-channel speakers. The stereo sound generation apparatus includes: a preprocessing filter...
8428267 Method and an apparatus for decoding an audio signal  
A method for processing an audio signal, comprising: receiving a downmix signal, a first multi-channel information, and an object information; processing the downmix signal using the object...
8422690 Audio reproduction apparatus and control method for the same  
There is provided an audio reproduction apparatus. The audio reproduction apparatus comprises a first acquisition unit, a determination unit, a calculation unit, a second acquisition unit, and a...
8417518 Voice recognition system, method, and program  
A voice recognition system comprises: a voice input unit that receives an input signal from a voice input element and output it; a voice detection unit that detects an utterance segment in the...
8391498 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...
8391500 Method and system for creating three-dimensional spatial audio  
A system and method for rendering a virtual sound source using a plurality of speakers in an arbitrary arrangement includes expanding a wave field of the virtual sound source and a composite wave...
8391791 Distributed sound enhancement  
Sound quality is enhanced in a sound system including handsets and headsets. Handset sound enhancing algorithms are implemented in a handset. The handset automatically determines which, if any, of...
8391499 Method and apparatus for enhancing auditory spatial perception  
In accordance with at least one embodiment, a method and apparatus is provided for generating a first pressure wave propagating in a first direction, said first pressure wave adapted to interact...
8391508 Method for reproducing natural or modified spatial impression in multichannel listening  
The invention concerns a method for reproducing spatial impression of existing spaces in multichannel or binaural listening. It consists of following steps/phases: a) Recording of sound or impulse...
8379874 Apparatus and method for time aligning program and video data with natural sound at locations distant from the program source and/or ticketing and authorizing receiving, reproduction and controlling of program transmissions  
A wireless device and method may comprise, by way of example, a device and method for receiving wireless transmissions which may include locating data, or authorization data or program data, for...
8374357 Audio output device  
An audio output device includes: a main unit including a terminal configured to connect an external speaker; a speaker unit configured to be detachably attached to the main unit while the terminal...
8369531 Audio reproducing apparatus and method thereof  
An audio reproducing apparatus includes the following elements: an output circuit operable to generate audio signals to be supplied to first and second speakers placed near the ears of a listener;...
8369532 Device for and a method of processing an audio signal  
A device for processing an audio signal, wherein the device comprises a detection unit adapted for detecting a widening state of the audio signal, and a widening modification unit adapted for...
8363842 Playback method and apparatus, program, and recording medium  
There is provided a playback method for decode-processing and playing back coded audio data which is transmitted with necessary stereo process information required for a stereo process...
8351852 Method for transmitting object between devices having multi-radio interface  
A method for transmitting, by a mobile device, a data object, is provided, and includes estimating expected transmission times required for transmitting an object between devices by an acoustic...
8345883 Audio playback method and apparatus using line array speaker unit  
A multi-channel audio system is constituted using at least one line array speaker unit, in which plural speakers are arrayed in line, wherein the same audio signal is supplied with a prescribed...
8345899 Phase-amplitude matrixed surround decoder  
A frequency domain method for phase-amplitude matrixed surround decoding of 2-channel stereo recordings and soundtracks, based on spatial analysis of 2-D or 3-D directional cues in the recording...
8340305 Audio encoding method and device  
Audio encoding method and device comprising the transmission, in addition to the data representing a frequency-limited signal, of information relating to a temporal filter that is to be applied to...
8340313 Wireless digital transmission of low frequency effects and surround channels for surround sound system  
A subwoofer is equipped with a wireless receiver to receive signals containing information for a Low Frequency Effects (LFE) channel and information for both surround channels. In one form, the...
8340322 Acoustic processing device  
An acoustic processing device includes an input section to which audio signals of a plurality of channels respectively including in-phase components are input, a phase adjusting section that...
8331570 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,...
8331575 Data processing apparatus and parameter generating apparatus applied to surround system  
Calculation is performed for sound paths 112-1, 114-1 along which sounds emitted from a sound emitting point 104 in an acoustic space 102 are reflected and delivered to a sound receiving point...
8325929 Binaural rendering of a multi-channel audio signal  
Binaural rendering a multi-channel audio signal into a binaural output signal is described. The multi-channel audio signal has a stereo downmix signal into which a plurality of audio signals are...
8315396 Apparatus and method for generating audio output signals using object based metadata  
An apparatus for generating at least one audio output signal representing a superposition of at least two different audio objects comprises a processor for processing an audio input signal to...
8306232 Digital audio stereo imager  
An apparatus and a method for controlling, during playback, the composition of a pair of stereo separated audio signals in a stereo sound entertainment system by changing the stereo image width...
8306243 Audio device  
A signal processing section 3 is set up which provides an anti-phase component signal S extracted by an anti-phase component extracting section 2 with a transfer characteristic (Hd+Hx)/(Hd−Hx); an...
8306231 Portable device with enhanced stereo image  
The invention relates to a portable device with an enhanced stereo image, and more particularly a device in which an unsymmetrical placement of loudspeakers is compensated by means of electronic...
8300833 Multichannel spectral mapping audio apparatus and method with dynamically varying mapping coefficients  
A method and circuit for deriving a set of multichannel audio signals from a conventional monaural or stereo audio signal uses an auxiliary multichannel spectral mapping data stream. Audio can be...
8295496 Audio signal processing  
An audio system for processing two channels of audio input to provide more than two output channels. The input may be conventional stereo material or compressed audio signal data. The audio...
8295494 Enhancing audio with remixing capability  
One or more attributes (e.g., pan, gain, etc.) associated with one or more objects (e.g., an instrument) of a stereo or multi-channel audio signal can be modified to provide remix capability. An...