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Searching: audio signal





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Patent # Description
US-8,548,615 Encoder
An encoder for encoding an audio signal comprising at least two channels, the encoder configured to generate an encoded signal comprising at least a first part,...
US-8,548,614 Dynamic range control and equalization of digital audio using warped processing
This invention describes a method for adjusting the loudness and the spectral content of digital audio signals in a real-time using warped spectral filtering. A...
US-8,548,612 Method of generating a footprint for an audio signal
Method of generating a footprint for a useful signal, wherein the useful signal represents the evolution of a spectrum comprising useful signal frequencies, for...
US-8,548,534 Wireless headset switching system
A wireless headset system including a switching unit having a detection circuit coupled to a wireless adapter. The detection circuit provides a first output...
US-8,548,533 Wireless headset having improved RF immunity to RF electromagnetic interference produced from a mobile wireless...
A wireless headset has improved immunity to RF electromagnetic interference produced from wireless communications devices. A headset body is adapted to be worn...
US-8,548,408 Method and apparatus for utilizing modulation based audio correlation technique for maintaining dynamic FM...
A method of operating a single-tuner radio includes tuning into a first frequency. A pause in a first signal associated with the first frequency is detected....
US-8,548,373 Methods and apparatus for identifying a digital audio signal
Methods and apparatus for identifying a digital audio signal are described. An example apparatus for identifying a digital audio signal includes an input to...
US-8,548,306 Audio and video recording and reproduction apparatus for reproducing audio signals having different volume levels
An audio and video recording and reproduction apparatus includes an audio signal switch section for outputting one of a first audio signal having a first volume...
US-8,548,301 Record carrier carrying a video signal and at least one additional information signal
A record carrier is described carrying a video signal and at least one additional information signal, such as graphics or audio. The at least one additional...
US-8,548,192 Method for extracting a fingerprint data from video/audio signals
A method for extracting a fingerprint data from video/audio signals, comprising the steps of sending a series of video frame images into a fingerprint...
US-8,548,190 Composite speaker
A composite speaker is provided capable of obtaining larger sound output than that of a conventional flat panel speaker and flat speaker when input with an...
US-8,548,176 Apparatus including microphone arrangements
An apparatus includes first and second microphone arrangements, arranged to output first and second signals respectively and is operable in a first mode and a...
US-8,548,175 Method for recognizing ear phone in portable terminal and apparatus thereof
Disclosed is an apparatus for recognizing an earphone of a portable terminal that includes an interface unit which is connected to the earphone; a controller...
US-8,548,173 Sound volume correcting device, sound volume correcting method, sound volume correcting program, and electronic...
A sound volume correcting device includes: a variable gain unit controlling a gain of an input audio signal on the basis of a gain control signal; a voice...
US-8,548,144 Apparatus, system, and method for automated call initiation
Apparatus, system, and methods for automated call initiation. In some implementations, the method for automated call initiation includes initiating an automated...
US-8,547,963 VoIP integrating system and method thereof
An internet phone integrating system includes a PC, a VoIP phone, a softphone, an HID signal-transmitting unit, and a media transmitting unit. The VoIP phone...
US-8,547,416 Signal processing apparatus, signal processing method, program, and recording medium for enhancing voice
A signal processing apparatus processing a video signal and an audio signal in synchronization with the video signal includes generating means for generating...
US-8,546,675 Synthesized string tuner
A method for tuning a musical instrument comprising: (a) digitizing the vibration of at least one vibrating element of the instrument; (b) estimating the...
US-8,545,283 Interactive doll or stuffed animal
A toy has a body in the form of a doll or a living being, an audio output to reproduce audio effects, a memory to provide audio data, a controller to control...
US-8,544,132 Interactive toothbrush and removable audio output module
An oral care implement (100), comprising an oral care region (124,127) attached to a body (125), a portion (126) of the body being configured for gripping by a...
US-8,543,704 Method and apparatus for multimodal voice and web services
A voice server can be located, temporarily allocated, and sent audio. The results are returned to a voice client, and the voice server is deallocated for use by...
US-8,543,560 Audio and/or video generation apparatus and method of generating audio and/or video signals
An audio and/or video generation apparatus which is arranged in operation to generate audio and/or video signals representative of an audio and/or video source,...
US-8,543,526 Systems and methods using neural networks to reduce noise in audio signals
Systems, methods, and computer program products are provided to provide noise reduction for an input signal using a neural network. A feed-forward set of neuron...
US-8,543,389 Coding/decoding of digital audio signals
The invention relates to the coding/decoding of a signal into several sub-bands, in which at least a first and a second sub-bands which are adjacent are...
US-8,543,387 Estimating pitch by modeling audio as a weighted mixture of tone models for harmonic structures
Disclosed herein is a pitch estimation apparatus and associated methods for estimating a fundamental frequency of an audio signal from a fundamental frequency...
US-8,543,386 Method and apparatus for decoding an audio signal
Method and apparatus for processing audio signals are provided. The method for decoding an audio signal includes receiving filter information, applying spatial...
US-8,542,849 Apparatus, method, and manufacture for connectable gain-sharing automixers
A device for audio mixing includes a cascade input port and a first cascade input component that includes a first cascade input level detector component that...
US-8,542,839 Audio processing apparatus and method of mobile device
An audio processing apparatus and method for a mobile device are provided. The audio processing apparatus and method may appropriately determine sound source...
US-8,542,669 Waveform quality feedback for the selection of gateways
Techniques are disclosed for selecting transmission resources in a telecommunications system that comprises different networks, where the techniques are based...
US-8,542,087 Combined audio/video monitor and light box assembly
Apparatus including a combined monitor and display assembly installable in an area occupied by an individual, and at the location occupied by the individual's...
US-8,539,368 Portable terminal with music performance function and method for playing musical instruments using portable...
Disclosed are a portable terminal with a music performance function and a method for playing a variety of musical instruments. The method includes: selecting a...
US-8,538,766 Audio decoder, audio object encoder, method for decoding a multi-audio-object signal, multi-audio-object...
An audio decoder for decoding a multi-audio-object signal having an audio signal of a first type and an audio signal of a second type encoded therein is...
US-8,538,764 Method and apparatus for delivery of aligned multi-channel audio
There is provided a method of encoding audio and including said encoded audio into a digital transport stream, comprising receiving at an encoder input a...
US-8,538,763 Speech enhancement with noise level estimation adjustment
Enhancing speech components of an audio signal composed of speech and noise components includes controlling the gain of the audio signal in ones of its...
US-8,538,761 Stretching/shrinking selected portions of a signal
Techniques are described to allow a user of a signal editing tool to "stretch" or "shrink" a selected portion of a recorded signal to change the length of the...
US-8,538,754 Interactive text editing
A method for providing suggestions includes capturing audio that includes speech and receiving textual content from a speech recognition engine. The speech...
US-8,538,749 Systems, methods, apparatus, and computer program products for enhanced intelligibility
Techniques described herein include the use of equalization techniques to improve intelligibility of a reproduced audio signal (e.g., a far-end speech signal).
US-8,538,567 Audio signal processor and audio signal processing system
Even when a system is made to have a configuration in which a plurality of transmission paths are connected to each other, a transmission-impossible time in...
US-8,538,492 System and method for localized noise cancellation
A system and method for localized noise cancellation. An audio signal is received from an environment in close proximity to a primary area. The audio signal is...
US-8,538,388 Wireless satellite digital audio radio service (SDARS) head unit with portable subscription and cell phone...
A system and method for automated activation of a radio, or content receiver, used to receive subscription radio services such as XM or Sirius radio. A wireless...
US-8,538,244 Recording/reproduction apparatus and recording/reproduction method
An apparatus for recording and reproducing image data to which audio data is attached includes an extracting unit adapted to extract a specific audio or voice...
US-8,538,054 Phantom power controlled switch
A switching operation is performed in response to an externally applied DC control signal from an external load. An input connector receives an input audio...
US-8,538,052 Generation of probe noise in a feedback cancellation system
The invention regards a scheme for generating a probe noise signal to be used in an anti feedback system of an audio system. The audio system comprises e.g. a...
US-8,538,049 Hearing aid, computing device, and method for selecting a hearing aid profile
A hearing aid includes a microphone to convert sounds into electrical signals, a transceiver configured to communicate with a computing device through a...
US-8,538,045 Device and method for compensating supply voltage from power supply and electronic apparatus
A device is used for compensating a supply voltage from a power supply, the supply voltage powers an audio device. The device includes a detecting circuit and a...
US-8,538,043 Apparatus for processing an audio signal and method thereof
A method of processing an audio signal is disclosed. The present invention includes receiving, by an audio processing apparatus, an input signal; receiving user...
US-8,538,042 System for increasing perceived loudness of speakers
A system can be provided for increasing loudness of an audio signal to present a perceived loudness to a listener that is greater than a loudness provided...
US-8,538,041 Audio-video reproduction apparatus
An audio-video (AV) reproduction apparatus capable of analyzing the spectrum of the audio component of an input or reproduced AV signal. The audio component is...
US-8,538,039 System for predicting the behavior of a transducer
A system for compensating and driving a loudspeaker includes an open loop loudspeaker controller that receives and processes an audio input signal and provides...
US-8,538,038 Audio mute concealment
Mute intervals of an audio signal are concealed by decreasing a user's perception of missing audio information. During the mute interval, different concealment...
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