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Searching: audio signal





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Patent # Description
US-8,125,442 System and method for manipulation of sound data using haptic feedback
In an embodiment, a device which comprises means for generating an audio signal based on sound data, the audio signal configured to produce sound from an audio...
US-8,122,160 Dual mode displayport (DP) and high definition multimedia interface (HDMI) transmitter configured to transmit...
A system and method for dual mode DP and HDMI transmission are provided. Briefly described, one embodiment of a dual mode DP and HDMI transmitter, among others,...
US-8,121,849 Content filtering for a digital audio signal
According to some embodiments, content filtering is provided for a digital audio signal.
US-8,121,843 Fingerprint methods and systems for media signals
The present invention relates generally to fingerprinting, e.g., a reduced-bit representation or other identifier of a media signal (e.g., audio, video or still...
US-8,121,836 Apparatus and method of processing an audio signal
In one embodiment, at least one channel in a frame of the audio signal is subdivided into a plurality of blocks such that at least two of the blocks having...
US-8,121,835 Automatic level control of speech signals
Automatic level control of speech portions of an audio signal is provided. An audio signal is received in the form of a sequence of samples and may contain...
US-8,121,834 Method and device for modifying an audio signal
A method of modifying acoustic characteristics of an original audio signal as a function of modification instructions relating at least to the fundamental...
US-8,121,831 Method, apparatus, and medium for bandwidth extension encoding and decoding
Provided are a method, apparatus, and medium for encoding/decoding a high frequency band signal by using a low frequency band signal corresponding to an audio...
US-8,121,715 Radio signal transmitter and related method and multimedia system for an audio source generator
A radio signal transmitter for an audio source generator includes a reception antenna for receiving a plurality of broadcasting signals, a decision unit coupled...
US-8,121,714 Audio processing apparatus and audio processing method
A user selects a plurality of pieces of music data desired to be reproduced concurrently, at an input unit of an audio processing apparatus, from music data...
US-8,121,698 Outer hair cell stimulation model for the use by an intra-cochlear implant
Contrast between various frequency components of sound is enhanced through a lateral suppression strategy to provide increased speech perception in the...
US-8,121,551 GSM mobile terminal and noise suppression method for the same
A TDMA mobile terminal and noise suppression method for the same are provided. The mobile terminal includes a storage unit for storing a gain control table. The...
US-8,121,548 Communication system
A radio communication system includes a plurality of Bluetooth radio devices. Each device has a microphone, an audio output, such as a loudspeaker, and a short...
US-8,121,534 System and method for sending and receiving images via wireless audio channels
A system and method for adding images to a wireless audio service. The invention is adapted for use in a system for wirelessly transmitting and receiving an...
US-8,121,343 Optimization methods for the insertion, protection, and detection of digital watermarks in digitized data
The implementations of digital watermarks can be optimally suited to particular transmission, distribution and storage mediums given the nature of...
US-8,121,323 Inter-channel communication in a multi-channel digital hearing instrument
A multi-channel digital hearing instrument is provided that includes a microphone, an analog-to-digital (A/D) converter, a sound processor, a digital-to-analog...
US-8,121,319 Tracking system using audio signals below threshold
A tracking system may determine the orientation or position of a movable object. The tracking system includes a signal generator that generates a non-audible...
US-8,121,314 Mixing apparatus, mixing method, and mixing program
A mixing apparatus which makes it possible to monitor an internally-generated audio signal and an audio signal from an external apparatus not only in response...
US-8,121,300 Drum accessory for gating of a microphone on a drum
A drum accessory comprising a housing for attaching to a drum; a microprocessor disposed in the housing; an audio gate circuit disposed in the housing and...
US-8,121,299 Method and system for music detection
Methods, digital systems, and computer readable media are provided for detection of music in an audio signal. Music is detected by partitioning the audio signal...
US-8,120,713 Television apparatus
Disclosed herein is a television apparatus including: a thin display device; a mount section to be placed in a site; a support mechanism projecting upwardly...
US-8,120,712 Channel selection in a receiver for terrestrial digital television broadcasting
Disclosed is a receiver for terrestrial digital television broadcasting including: a receiving circuit for receiving terrestrial digital television broadcasting...
US-8,120,711 Display system and method of controlling a display system
A display system and a method of controlling a display system are provided. The display system may include a receiving device to transmit a power control signal...
US-8,119,900 Systems for combining inputs from electronic musical instruments and devices
An apparatus for combining input signals produced by a plurality of electric musical devices includes a plurality of audio buses and a plurality of segments....
US-8,118,376 Display rack
A display rack, on which a display apparatus is mounted, is provided. The display rack includes an amplifier, a top board portion, a transparent top board...
US-8,117,039 Multi-staging recursive audio frame-based resampling and time mapping
A multi-stage recursive sample rate converter ("SRC") typically embodied as digital signal processor provides for an efficient structure for converting digital...
US-8,117,028 Method and device for code conversion between audio encoding/decoding methods and storage medium thereof
When performing audio communication by using different encoding/decoding methods, a code obtained by encoding audio by a certain method is converted into a code...
US-8,117,027 Method and apparatus for introducing information into a data stream and method and apparatus for encoding an...
Techniques for introducing information into a data stream first obtains the spectral values of the short-term spectrum of the audio signal. Separately,...
US-8,116,889 Method, system, and computer program product for managing controlled residential or non-residential environments
A control server, or similar central processor, manages the distribution of data (including audio and video), voice, and control signals among a plurality of...
US-8,116,868 Implantable device with cardiac event audio playback
Cardiac monitoring and stimulation methods and systems provide audio playback of cardiac events and transthoracic monitoring and therapy. A medical system...
US-8,116,608 Method and apparatus for reproducing video and audio
According to one of embodiments, a method and apparatus for reproducing video and audio changes a playback speed for video and a playback speed for audio...
US-8,116,508 Dual-mode loudspeaker
An apparatus uses a transducer to produce vibration in the ultrasonic frequency range and in the audible frequency range. A membrane or cantilever structure is...
US-8,116,502 In-ear monitor with concentric sound bore configuration
A multi-driver, in-ear monitor is provided that is coupleable to an external audio source, for example via a source input cable or a wireless receiver. A...
US-8,116,497 Portable speaker system for outdoor umbrella
A portable system for an outdoor umbrella includes a portable housing, a detachable locker, and an audio device. The portable housing includes a first housing...
US-8,116,491 Method for the dynamic range compression of an audio signal and corresponding hearing device
It should be possible to carry out dynamic range compression in hearing devices, and in particular in hearing aids, so it is free from distortion and...
US-8,116,483 Speaker device with the phase changing device for varying the phase of the audio signal
A speaker device comprises a first speaker (SP1) for reproducing an audio signal and a second speaker (SP2) adapted for reproducing an audio signal and spaced...
US-8,116,481 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...
US-8,116,480 Filter coefficient calculation device, filter coefficient calculation method, control program,...
In a filter coefficient calculation device according to the present invention, a gain correction characteristic calculation section calculates impulse responses...
US-8,116,476 Audio signal receiving apparatus, audio signal receiving method and audio signal transmission system
An audio signal receiving apparatus includes a sound source information receiving portion to receive sound source information containing sound source type...
US-8,116,474 System for suppressing ambient noise in a hands-free device
In order to suppress as much noise as possible in a hands-free device in a motor vehicle, for example, two microphones (M1, M2) are spaced a certain distance...
US-8,116,471 Audio signal dereverberation
A method of estimating the reverberations in an acoustic signal (y) comprises determining the frequency spectrum (Y) of the signal (y), providing a first...
US-8,116,469 Headphone surround using artificial reverberation
A surround experience for headphones can be created using various techniques and tools. The described techniques and tools can be applied separately or in...
US-8,116,466 Apparatus and method for testing sound input and output of sound card
An apparatus and a method for testing a sound card are applicable for detecting whether a sound leakage problem occurs to a sounding interface of the sound...
US-8,116,463 Method and apparatus for detecting audio signals
A method and an apparatus for detecting audio signals are disclosed. The input audio signal is inspected to check whether it is a foreground frame or a...
US-8,116,460 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...
US-8,116,459 Enhanced method for signal shaping in multi-channel audio reconstruction
The present invention is based on the finding that a reconstructed output channel, reconstructed with a multi-channel reconstructor using at least one downmix...
US-8,116,449 Cost-effective, multichannel digital logger
A digital logger system includes a multichannel interface circuit that: 1. concurrently and continuously-receives audio telecommunication signals for at least...
US-8,116,368 PWM signal generator, PWM signal generating device, and digital amplifier
In a full digital amplifier for an audio amplifier or the like, it is possible to suppress the concentration of an electromagnetic noise emission spectrum at a...
US-8,115,712 Method for reducing audio noise of display and driving device thereof
A method for reducing audio noise of a display is provided. A horizontal synchronization signal, a reference signal and a substrate voltage signal are...
US-8,115,564 Systems and methods to minimize startup transients in class-D amplifiers
Systems and methods for minimizing startup transients in digital audio controllers that may result in audible artifacts in the output of an audio amplification...
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