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Electrical Audio Signal Processing Systems And Devices > Binaural And Stereophonic Binaural And StereophonicBinaural And Stereophonic patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.09/06/07 - 20070206801 - Multichannel spectral mapping audio apparatus and method 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 played back in stereo and multichannel formats from a conventional stereo signal on compact discs, FM radio, or other ... 09/06/07 - 20070206800 - Multichannel spectral mapping audio apparatus and method 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 played back in stereo and multichannel formats from a conventional stereo signal on compact discs, FM radio, or other ... 08/09/07 - 20070183601 - Method, device, encoder apparatus, decoder apparatus and audio system Method for processing a stereo signal comprising: Encoding á N-channel audio signal in a stereo signal (Lo, Ro) and spatial parameters (wl, wr), processing the stereo signal using the spatial parameters for generating a processed stereo signal (low, Row). The matrix of the processed stereo signal can be discribed as ... 07/19/07 - 20070165866 - Method and apparatus to facilitate conveying audio content These teachings provide a detector for determining a direction to a target, an audio emitter having a preferred directional output, and an audio receiver having a preferred directional sensitivity. The audio emitter and receiver are responsive to the directional information from the detector to maintain the target within their preferred ... 06/07/07 - 20070127724 - Digital signal receiving apparatus and digital signal transmitting apparatus and method of using the same A digital signal receiving apparatus and a digital signal transmitting apparatus are provided. The digital signal receiving apparatus comprises a signal receiver which receives an audio signal having additional information, an audio decoder which decodes the audio signal and a reception controller which controls the audio decoder to extract the ... 05/31/07 - 20070121951 - Method and apparatus to reproduce expanded sound using mono speaker A method and apparatus to reproduce sound using a mono speaker, and a stereo sound system employing the same. The sound reproducing method can include: adding a first channel signal and a second channel signal of an input stereo signal or an input mono signal; sound field filtering by adding ... 04/26/07 - 20070092084 - Method and apparatus to generate spatial stereo sound A method of processing a 2-channel stereo sound signal into a spatial stereo sound includes generating stereo signals of first and second channels from a first input channel signal and a second input channel signal by applying a time difference of times taken for each channel signal to arrive at ... 04/12/07 - 20070081674 - Method and apparatus of amplifying stereo effect A method and apparatus of amplifying a stereo effect of a stereo sound recording apparatus, the apparatus including a first signal processing unit to amplify a separation degree of left sound and right sound through feed-forward cross-mixing of left and right channel input signals with a predetermined delay value, and ... 04/05/07 - 20070076891 - Apparatus and method of canceling vocal component in an audio signal An apparatus and method of canceling a vocal component includes a first vocal canceling unit to delay each of the left and right channel input signals for a predetermined time and to feed-forward cross mix the delayed left and right channel signals with the left and right channel input signals, ... 03/15/07 - 20070058816 - Sound reproduction apparatus and method of enhancing low frequency component A sound reproduction apparatus and method enhances a low frequency component in a reproduced sound signal using a reflective sound. The sound reproduction apparatus delays and controls gains of input signals, generates a predetermined number of reflective sound signals to enhance a low frequency component, and outputs a sum of ... 01/04/07 - 20070003067 - Apparatus for multichannel sound reproduction system The sound reproduction of a multichannel sound reproduction system with a plurality of speakers which is connected to the output of an FM stereo receiver is controlled by a control signal derived from the reception quality. Preferably, the control signal from the FM stereo receiver for controlling the stereo and ... 11/30/06 - 20060269068 - 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 holder for holding the low frequency speaker units so as to be disposed in the vicinity of both ears of a ... 11/09/06 - 20060251261 - Audio enhancement system A system for enhancing the sound signal produced by an audio system in a listening environment by compensating for ambient noise in the listening environment is provided. The system receives an electrical sound signal and generates a sound output therefrom. A total sound signal is sensed representative of the total ... 11/09/06 - 20060251260 - 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 106. By the calculation, entering angles θR1, θR2 by which the sound paths enter the front side 106a ... 10/26/06 - 20060239464 - Stereophonic sound reproduction system for compensating low frequency signal and method thereof A stereophonic sound reproduction system for compensating a low frequency signal and a method thereof, wherein a mono component signal for compensating low frequency signals which are attenuated when removing a crosstalk of inputted left and right signals inputted is calculated using an average value between the left and right ... 10/19/06 - 20060233378 - Multi-channel bass management A multi-channel audio system including first combining circuitry, for combining a first spectral band of a first plurality channels to provide a first bass audio signal stream; second combining circuitry, for combining the first spectral band of a second plurality channels to provide a second bass audio signal stream; and ... 10/12/06 - 20060227977 - System and process for robust sound source localization A system and process for finding the location of a sound source using direct approaches having weighting factors that mitigate the effect of both correlated and reverberation noise is presented. When more than two microphones are used, the traditional time-delay-of-arrival (TDOA) based sound source localization (SSL) approach involves two steps. ... 10/12/06 - 20060227976 - Binaural hearing instrument systems and methods Binaural hearing instrument systems and methods are provided. The binaural hearing instrument system may include communications circuitry that is used to transmit data between left and right hearing instruments. The left and right hearing instruments may include binaural processing circuits that generate left and right audio output signals, respectively, as ... 08/24/06 - 20060188101 - Audio stereo processing method, device and system The present invention relates to a method and a device for processing and reproducing an audio stereo signal. The method produces a left output signal for transmission to a left loudspeaker in a loudspeaker pair, which is, or is equivalent to, the sum of the mid input signal (M) and ... 07/20/06 - 20060159274 - Apparatus, method and program utilyzing sound-image localization for distributing audio secret information An apparatus utilizing sound-image localization for distributing/sharing audio secret information is provided, the apparatus comprises: a first signal processor for distributing/sharing at lest one target sound as secret information into a plurality of stereo media, wherein the distribution is performed such that the sound-image of the target is shifted from ... 07/06/06 - 20060147046 - Method and system for enhancing bass effect in audio signals The present invention may be used to improve the quality of music output from audio systems by simulating the effect of low frequency signals in the human ear. This thus allows listeners to perceive the lower frequencies signals, even though the speakers may be incapable of providing such low frequency ... 06/15/06 - 20060126851 - Acoustic correction apparatus An acoustic correction apparatus processes a pair of left and right input signals to compensate for spatial distortion as a function of frequency when said input signals are reproduced through loudspeakers in a sound system. The sound-energy of the left and right input signals is separated and corrected in a ... 03/30/06 - 20060067534 - Storage medium storing stereo enhancement processing program, stereo enhancement apparatus and stereo enhancement method A game apparatus functioning as a stereo enhancement apparatus includes a CPU, and the CPU generates sound signals of stereo sounds required for the game. The CPU adjusts volumes of stereo sounds simultaneously played from respective sound sources on the basis of pan of the respective sound sources, and mixes ... 03/23/06 - 20060062395 - Acoustic correction apparatus An acoustic correction apparatus processes a pair of left and right input signals to compensate for spatial distortion as a function of frequency when the input signals are reproduced through speakers in a sound system. The sound-energy of the left and right input signals is separated and corrected in a ... 02/16/06 - 20060034463 - Synthetically generated sound cues Communication systems and apparatus to allow a user to perceive the relative spatial location or present position of other elements of interest in a control space, such as the location of a speaker participating in a telephone conference or that of an aircraft carrier to a remotely piloted vehicle on ... 02/09/06 - 20060029231 - Efficient and scalable parametric stereo coding for low bitrate audio coding applications The present invention provides improvements to prior art audio codecs that generate a stereo-illusion through post-processing of a received mono signal. These improvements are accomplished by extraction of stereo-image describing parameters at the encoder side, which are transmitted and subsequently used for control of a stereo generator at the decoder ... 02/02/06 - 20060023888 - Efficient and scalable parametric stereo coding for low bitrate audio coding applications The present invention provides improvements to prior art audio codecs that generate a stereo-illusion through post-processing of a received mono signal. These improvements are accomplished by extraction of stereo-image describing parameters at the encoder side, which are transmitted and subsequently used for control of a stereo generator at the decoder ... 01/12/06 - 20060008089 - Method for processing audio signals and audio processing system for applying this method A method for processing audio signals composed audio signals (L+R) and (L−R) are derived from left (L) and right (R) audio signals. The energy content of the composed (L−R) audio signals above a predetermined frequency value is measured and compared with a predetermined threshold value. Then, when this energy content ... 11/24/05 - 20050259826 - Apparatus and method for transmitting signals An apparatus for transmitting a first signal (102) and a second signal (104) on a first transmission path (122) and a second transmission path (124), wherein the first and the second transmission path (122, 124) are arranged such that a cross-talk between the transmission paths (122, 124) takes place when ... 10/27/05 - 20050238176 - Binaural sound reproduction apparatus and method, and recording medium A binaural sound reproduction apparatus includes a correction filter operable to filter an input sound signal that is recorded using a binaural recording microphone and to supply the filtered signal to a headphone, an adaptive filter to which the input sound signal is supplied, and a difference detector determining a ... 09/29/05 - 20050213770 - Apparatus for generating stereo sound and method for the same An apparatus and method for generating a stereo sound has a direct sound positioner, a reverberation positioner, multiple sound integrators, a left reverberation generator and a right reverberation generator. It uses the direct sound positioner and reverberation positioner to produce the directional effect of sounds and uses the left and ... 07/21/05 - 20050157882 - Video/audio combo device A video/audio combo device includes a picture-taking element for taking pictures and a sound-generating element to output sound. It has a housing shell located in a portable electronic data processing device with the picture taking element and the sound-generating element jointly housed in the housing shell. While the picture-taking element ... 07/14/05 - 20050152554 - Method and apparatus for processing audio signals The present invention is related to a method and an apparatus for processing audio signals, which uses two speakers to simulate audio sounds with wide and 3D effects. The method provides a structure for processing audio signals by a plurality of analog elements (filter, gain amplifier, delay processing unit). The ... 07/07/05 - 20050147254 - Sub-harmonic generator and stereo expansion processor Methods and apparatus may provide for one or more of: receiving an input signal containing frequencies from among a first range; filtering the input signal to produce a first intermediate signal containing frequencies from among a second range; producing a sub-harmonic signal from the first intermediate signal containing frequencies from ... 07/07/05 - 20050147253 - Dma slot allocation Methods, systems, and devices are provided for a media platform. One method includes receiving DMA requests for connecting media data traffic to DMA slots of a DMA memory module. Available DMA slots are determined from a pool of available DMA slots and allocated for media data traffic. DMA slots are ... ### FreshPatents.com Support |