Matches 1 - 24 out of 24


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US20090316913 Spatial resolution of the sound field for multi-channel audio playback systems by deriving signals with high order angular terms  
Audio signals that represent a sound field with increased spatial resolution are obtained by deriving signals that represent the sound field with high-order angular terms. This is accomplished by...
US20070291950 Acoustic Image Creation System and Program Therefor  
With stereophonic sound images of multi-channel audio signals well maintained, 2-channel system audio signals are created. An acoustic image creation system includes: a left-rear localization...
US20060133618 Stereo compatible multi-channel audio coding  
A parametric representation of a multi-channel audio signal having parameters suited to be used together with a monophonic downmix signal to calculate a reconstruction of the multi-channel audio...
US20060165237 Methods for improved performance of prediction based multi-channel reconstruction  
For a multi-channel reconstruction of audio signals based on at least one base channel, an energy measure is used for compensating energy losses due to an predictive upmix. The energy measure can...
US20130236021 METHOD FOR REPRESENTING MULTI-CHANNEL AUDIO SIGNALS  
A multi-channel input signal having at least three original channels is represented by a parameter representation of the multi-channel signal. A first balance parameter, a first coherence...
US20120300946 ELECTRONIC DEVICE FOR CONVERTING AUDIO FILE FORMAT  
An electronic device for converting a multi-channel audio file to a dual channel audio file and vice versa. The multichannel audio file includes a right channel group and a left channel group of...
US20080008327 Dynamic Decoding of Binaural Audio Signals  
Inputting of a parametrically encoded audio signal comprising at least one combined signal of a plurality of audio channels and one or more corresponding sets of side information describing a...
US20090086983 METHOD AND SYSTEM FOR TRANSMITTING AUDIO SIGNALS  
A system and method of transmitting audio signals. Frequency modulated carrier signals that each have an audio signal are mixed. The mixed signal is converted into a low voltage signal into which...
US20120045066 SOUND SOURCE SEPARATION APPARATUS AND SOUND SOURCE SEPARATION METHOD  
A sound source separation apparatus includes a transfer function storage unit that stores a transfer function from a sound source, a sound change detection unit that generates change state...
US20070172070 Method and apparatus for audio matrix decoding  
An enhanced audio matrix decoding method and apparatus to generate a multi-channel audio signal from a stereo channel audio signal includes a front channel canceling unit to generate a surround...
US20070140498 Method and apparatus to provide active audio matrix decoding based on the positions of speakers and a listener  
An active audio matrix decoding method and apparatus to generate multi-channel audio signals from a stereo channel audio signal. The method includes extracting characteristics of a plurality of...
US20130170651 APPARATUS AND METHOD FOR EDITING MULTICHANNEL AUDIO SIGNAL  
An apparatus and method for generating a multichannel audio signal showing a 3-dimensional (3D) effect by editing an existing multichannel audio signal. The apparatus may include an output...
US20110274280 Method and System for Frequency Domain Active Matrix Decoding Without Feedback  
A perceptually motivated, frequency domain active matrix decoder and decoding method which decodes N audio input signals to generate M audio output signals, where M is greater than N, including by...
US20110166866 SIGNAL SYNTHESIZING  
A method of synthesizing a first (L) and a second (R) output signal from an input signal (x). The method comprises: filtering (201) the input signal to generate a filtered signal (Hx); obtaining a...
US20100177903 Hybrid Derivation of Surround Sound Audio Channels By Controllably Combining Ambience and Matrix-Decoded Signal Components  
Ambience signal components are obtained from source audio signals, matrix-decoded signal components are obtained from the source audio signals, and the ambience signal components are controllably...
US20140321653 SOUND PROCESSING APPARATUS, METHOD, AND PROGRAM  
Disclosed is a sound processing apparatus including a factorization unit and an extraction unit. The factorization unit is configured to factorize frequency information obtained by performing...
US20170180903 Method and Apparatus for Processing Audio Content  
A method and apparatus for processing audio content is described. The method and apparatus include receiving (510) audio content, the audio content including an input audio signal, a first...
US20170006400 MATRIXED AUDIO SETTINGS  
Methods and systems are provided for matrixed audio settings. In an audio system that comprises at least one audio output element operable to output audio signals, a first user input that...
US20160277866 MAKING AVAILABLE A SOUND SIGNAL FOR HIGHER ORDER AMBISONICS SIGNALS  
Audio signals are recorded with microphones receiving acoustic information from one or more directions. The corresponding audio signals can be pre-listened to in production studios. However,...
US20160227337 SYSTEM AND METHOD FOR CAPTURING, ENCODING, DISTRIBUTING, AND DECODING IMMERSIVE AUDIO  
A sound field coding system and method that provides flexible capture, distribution, and reproduction of immersive audio recordings encoded in a generic digital audio format compatible with...
US20160142851 Method for Generating a Surround Sound Field, Apparatus and Computer Program Product Thereof  
Embodiments of the present invention relate to adaptive audio content generation. Specifically, a method for generating adaptive audio content is provided. The method comprises extracting at least...
US20160142847 APPARATUS AND METHOD FOR REALIZING A SAOC DOWNMIX OF 3D AUDIO CONTENT  
An apparatus for generating one or more audio output channels is provided. The apparatus includes a parameter processor for calculating output channel mixing information and a downmix processor...
US20160142844 IMPROVED RENDERING OF AUDIO OBJECTS USING DISCONTINUOUS RENDERING-MATRIX UPDATES  
An audio playback system generates output signals for multiple channels of acoustic transducers by applying a rendering matrix to data representing the aural content and spatial characteristics of...
US20160134989 METHOD AND SIGNAL PROCESSING UNIT FOR MAPPING A PLURALITY OF INPUT CHANNELS OF AN INPUT CHANNEL CONFIGURATION TO OUTPUT CHANNELS OF AN OUTPUT CHANNEL CONFIGURATION  
A method for mapping a plurality of input channels of an input channel configuration to output channels of an output channel configuration includes providing a set of rules associated with each...

Matches 1 - 24 out of 24