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Searching: audio signal





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Patent # Description
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...
US-8,538,037 Audio signal decorrelator, multi channel audio signal processor, audio signal processor, method for deriving an...
An audio signal decorrelator for deriving an output audio signal from an input audio signal has a frequency analyzer for extracting from the input audio signal...
US-8,538,036 Directed acoustic sound system
An acoustic sound system usable in electronic entertainment systems that generates highly directional sound. The directed acoustic sound system includes a...
US-8,538,031 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...
US-8,537,838 Packet based transmission of multiple data signals
Apparatus, systems and methods for receiving one or more input signals and providing output signals in various video, audio, data and mixed formats are...
US-8,537,814 Configurable network interface device and systems and methods for its use
Embodiments of the invention provide network interface devices and systems and methods for using them. For instance, a system in accordance with certain...
US-8,537,570 Method and apparatus to reduce audio frequencies in a switching power supply
An example controller for use in a power supply regulator includes a switch signal generator, a modulation circuit, and a multi-cycle modulator circuit. The...
US-8,537,537 Comfortable laptop computer stand
A laptop computer stand includes a case having a top, a bottom, right and left sides, a front, and a back. The stand further includes a plurality of speakers...
US-8,537,207 Video-audio playing system relating to 2-view application and method thereof
A video-audio playing system relating to 2-view application and a method thereof are provided. In the present invention, sound signals respectively...
US-8,537,204 3D television broadcasting system
Television broadcasting systems of this invention comprise an imaging system, and transmission system, and a displaying system. The imaging system captures...
US-8,537,026 Computing device with color organ
A computing device includes an audio signal processing unit, a light module, and driving circuits. The audio signal processing unit decompresses digital audio...
US-8,536,992 Apparatus and method of reproducing content in mobile terminal
Content reproducing apparatus and method of a mobile terminal are disclosed. During the reproduction of content, vibration pattern corresponding to content is...
US-8,534,554 Apparatus and method for commercial transactions using a communication device
An apparatus for effecting commercial transactions with a server using a transaction card via a communication device is provided. The apparatus includes a...
US-8,533,571 Lossy coding of signals
A method is described for packing variable-length entropy coded data into a fixed rate data stream along with resolution enhancement data, the method providing...
US-8,533,050 Audio playlist system and method
Information about desired songs is collected on a portable memory device in communication with a radio tuner. The radio tuner may receive signals from a...
US-8,532,999 Apparatus and method for generating a multi-channel synthesizer control signal, multi-channel synthesizer,...
An apparatus and a method for generating a multi-channel synthesizer control signal, a multi-channel synthesizer, a method of generating an output signal from...
US-8,532,998 Selective bandwidth extension for encoding/decoding audio/speech signal
A method of receiving an audio signal includes measuring a periodicity of the audio signal to determine a checked periodicity. At least one best available...
US-8,532,985 Warped spectral and fine estimate audio encoding
A warped spectral estimate of an original audio signal can be used to encode a representation of a fine estimate of the original signal. The representation of...
US-8,532,983 Adaptive frequency prediction for encoding or decoding an audio signal
In one embodiment, a method of transceiving an audio signal is disclosed. The method includes providing low band spectral information having a plurality of...
US-8,532,982 Method and apparatus to encode and decode an audio/speech signal
A method and apparatus to encode and decode an audio/speech signal is provided. An inputted audio signal or speech signal may be transformed into at least one...
US-8,532,803 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; extracting a...
US-8,532,801 Method and apparatus for processing digital audio signal and related computer program
Every extreme value in an audio waveform represented by a digital audio signal having a sequence of samples is detected. A number of samples between samples...
US-8,532,799 Information signal reproducing apparatus
An information signal reproducing apparatus is capable of forming a suitable reproducing environment and building an easy-handling reproducing system regardless...
US-8,532,467 Transmitting device, receiving device and transmitting/receiving device
A transmitting device, a receiving device and a transmitting and receiving device includes multiple devices connected. When these devices have duplicate...
US-8,532,323 Earphone assembly with moisture resistance
An acoustic system includes a receiver or microphone, a tube, a barrier, and an equalization device. The receiver is capable of outputting an audio signal. The...
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