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9043202 Encoder, decoder and methods for encoding and decoding data segments representing a time-domain data stream  
An apparatus for decoding data segments representing a time-domain data stream, a data segment being encoded in the time domain or in the frequency domain, a data segment being encoded in the...
9042598 Methods and apparatus to generate and use content-aware watermarks  
Methods and apparatus to generate and use content-aware watermarks are disclosed herein. In a disclosed example method, media composition data is received and at least one word present in an audio...
9043200 Adaptive grouping of parameters for enhanced coding efficiency  
The present invention is based on the finding that parameters including: a first set of parameters of a representation of a first portion of an original signal and a second set of parameters of a...
9026436 Speech enhancement method using a cumulative histogram of sound signal intensities of a plurality of frames of a microphone array  
A speech enhancement method is disclosed. The method includes the steps of: receiving a plurality of frames of sound signals by a microphone array; calculating an inter-aural time difference for...
9009035 Method for processing multichannel acoustic signal, system therefor, and program  
A method for processing multichannel acoustic signals which processes input signals of a plurality of channels including the voices of a plurality of speaking persons. The method is characterized...
9009048 Method, medium, and system detecting speech using energy levels of speech frames  
A speech recognition method, medium, and system. The method includes detecting an energy change of each frame making up signals including speech and non-speech signals, and identifying a speech...
9009032 Method and system for performing sample rate conversion  
A method and system for performing sample rate conversion is provided. The method may include configuring a system to convert a sample rate of a first audio channel of a plurality of audio...
9002671 Systems and methods for latency and measurement uncertainty management in stimulus-response tests  
Disclosed are systems and methods for managing testing unit latency and measurement uncertainty in computer-based stimulus-response tests. An estimated latency LE and an associated measurement...
8996389 Artifact reduction in time compression  
Various techniques are disclosed for reducing artifacts generated by time compression. by adapting the time compression based on the state of the received audio. The amount of time compression may...
8996380 Methods and systems for synchronizing media  
Systems and methods of synchronizing media are provided. A client device may be used to capture a sample of a media stream being rendered by a media rendering source. The client device sends the...
8972248 Band broadening apparatus and method  
A band broadening apparatus includes a processor configured to analyze a fundamental frequency based on an input signal bandlimited to a first band, generate a signal that includes a second band...
8972259 System and method for teaching non-lexical speech effects  
A method and system for teaching non-lexical speech effects includes delexicalizing a first speech segment to provide a first prosodic speech signal and data indicative of the first prosodic...
8972258 Sparse maximum a posteriori (map) adaption  
Techniques disclosed herein include using a Maximum A Posteriori (MAP) adaptation process that imposes sparseness constraints to generate acoustic parameter adaptation data for specific users...
8959017 Audio encoding/decoding scheme having a switchable bypass  
An apparatus for encoding includes a first domain converter, a switchable bypass, a second domain converter, a first processor and a second processor to obtain an encoded audio signal having...
8949115 Terminal device, audio output method, and information processing system  
In an audio output terminal device, a buffer control unit adjusts the buffer size of a jitter buffer in accordance with the setting of a sound output mode instructed in an instruction receiving...
8935157 Audio decoding system and an audio decoding method thereof for compressing and storing decoded audio data in a first time interval and decompressing the stored audio data in a second time interval  
An audio decoding system including a decoder decoding a first part of audio data, and an audio buffer compressor compressing and storing the decoded first part of audio data in a first time...
8924204 Method and apparatus for wind noise detection and suppression using multiple microphones  
Unlike sound based pressure waves that go everywhere, air turbulence caused by wind is usually a fairly local event. Therefore, in a system that utilizes two or more spatially separated...
8924200 Audio signal bandwidth extension in CELP-based speech coder  
A method for decoding an audio signal in a decoder having a CELP-based decoder element including a fixed codebook component, at least one pitch period value, and a first decoder output, wherein a...
8918324 Method for decoding an audio signal based on coding mode and context flag  
A method for coding and decoding an audio signal or speech signal and an apparatus adopting the method are provided.
8918311 Intelligent caption systems and methods  
According to at least one embodiment, a system for generating a plurality of caption frames is provided. The system comprises a memory storing a plurality of elements generated from transcription...
8892427 Method and an apparatus for processing an audio signal  
An apparatus for processing an audio signal and method thereof are disclosed. The present invention includes receiving, by an audio processing apparatus, an audio signal including a first data of...
8892231 Audio classification method and system  
Embodiments for audio classification are described. An audio classification system includes at least one device which executes a process of audio classification on an audio signal. The at least...
8886527 Speech recognition system to evaluate speech signals, method thereof, and storage medium storing the program for speech recognition to evaluate speech signals  
A purpose is to suppress recognition process delay generated due to load in signal processing. Included is a speech input means 10 that inputs a speech signal, an output evaluation means 20 that...
8879762 Method and apparatus to evaluate quality of audio signal  
A method and apparatus to evaluate a quality of an audio signal, in which the number of effective channels is determined for each of a reference signal of a current frame and a test signal...
8868432 Audio signal bandwidth extension in CELP-based speech coder  
A method for decoding an audio signal having a bandwidth that extends beyond a bandwidth of a CELP excitation signal in an audio decoder including a CELP-based decoder element. The method includes...
8849654 Method, device and system for voice encoding/decoding  
A method, a device and a system for voice encoding/decoding are disclosed in the present invention. The method includes: assembling an input pulse code modulation signal into one signal according...
8837744 Sound quality correcting apparatus and sound quality correcting method  
A sound quality correcting apparatus includes: an input module; a feature quantity calculator; a score calculator; a modulation spectrum power calculator; a score corrector; and a signal...
8825479 System and method for recognizing emotional state from a speech signal  
A computerized method, software, and system for recognizing emotions from a speech signal, wherein statistical and MFCC features are extracted from the speech signal, the MFCC features are sorted...
8818796 Encoder, decoder and methods for encoding and decoding data segments representing a time-domain data stream  
An apparatus for decoding data segments representing a time-domain data stream, a data segment being encoded in the time domain or in the frequency domain, a data segment being encoded in the...
8817183 Method and device for generating and detecting fingerprints for synchronizing audio and video  
This invention relates to a device and a method of generating a first and a second fingerprint (102,104) usable for synchronisation of at least two signals (101,103) and corresponding method and...
8818800 Off-axis audio suppressions in an automobile cabin  
The suppression of off-axis audio in an audio environment is provided. Off-axis audio may be considered audio that does not originate from a region of interest. The off-axis audio is suppressed by...
8812310 Environment recognition of audio input  
The present disclosure introduces a new technique for environmental recognition of audio input using feature selection. In one embodiment, audio data may be identified using feature selection. A...
8812305 Encoder, decoder and methods for encoding and decoding data segments representing a time-domain data stream  
An apparatus for decoding data segments representing a time-domain data stream, a data segment being encoded in the time domain or in the frequency domain, a data segment being encoded in the...
8805689 Methods and apparatus to generate and use content-aware watermarks  
Methods and apparatus to generate and use content-aware watermarks are disclosed herein. In a disclosed example method, media composition data is received and at least one word present in an audio...
8804970 Low bitrate audio encoding/decoding scheme with common preprocessing  
An audio encoder has a common preprocessing stage, an information sink based encoding branch such as spectral domain encoding branch, a information source based encoding branch such as an...
8805678 Method and system for asynchronous pipeline architecture for multiple independent dual/stereo channel PCM processing  
Aspects of a method and system for an asynchronous pipeline architecture for multiple independent dual/stereo channel PCM processing are provided. Asynchronously pipeline processing of audio...
8798995 Key word determinations from voice data  
Topics of potential interest to a user, useful for purposes such as targeted advertising and product recommendations, can be extracted from voice content produced by a user. A computing device can...
8792777 Accurate fast forward rate when performing trick play with variable distance between frames  
The present invention is directed to system(s), method(s), and apparatus for accurate fast forward rate when performing trick play with variable distance between frames. In one embodiment, there...
8781844 Audio coding  
A method for encoding an audio signal including: processing a selected subset of a lower series of samples forming a lower frequency spectral band of the audio signal and a higher series of...
8775167 Noise-robust template matching  
Noise robust template matching may be performed. First features of a first signal may be computed. Based at least on a portion of the first features, second features of a second signal may be...
8775168 Yule walker based low-complexity voice activity detector in noise suppression systems  
A Yule-Walker based, low-complexity voice activity detector (VAD) is disclosed. An input signal is typically noisy speech (i.e., corrupted with, for example, babble noise). In one embodiment, a...
8768691 Sound encoding device and sound encoding method  
A sound encoder for efficiently encoding stereophonic sound. A prediction parameter analyzer determines a delay difference D and an amplitude ratio g of a first-channel sound signal with respect...
8768697 Method for measuring speech characteristics  
In some embodiments, a method includes measuring a disparity between two speech samples by segmenting both a reference speech sample and a student speech sample into speech units. A duration...
8762158 Decoding method and decoding apparatus therefor  
A method and apparatus for generating synthesis audio signals are provided. The method includes decoding a bitstream; splitting the decoded bitstream into n sub-band signals; generating n...
8738371 User interactive apparatus and method, and computer program utilizing a direction detector with an electromagnetic transmitter for detecting viewing direction of a user wearing the transmitter  
A response storage unit stores a response, a watching degree relative to a display unit, and an output form of the response to a speaker and the display unit. An extracting unit extracts a request...
8738376 Sparse maximum a posteriori (MAP) adaptation  
Techniques disclosed herein include using a Maximum A Posteriori (MAP) adaptation process that imposes sparseness constraints to generate acoustic parameter adaptation data for specific users...
8731913 Scaled window overlap add for mixed signals  
A method for overlap-adding signals useful for performing frame loss concealment (FLC) in an audio decoder as well as in other applications. The method uses a dynamic mix of windows to overlap two...
8712771 Automated difference recognition between speaking sounds and music  
The present invention relates to means and methods of automated difference recognition between speech and music signals in voice communication systems, devices, telephones, and methods, and more...
8694307 Method and apparatus for temporal speech scoring  
A method and apparatus for speech analysis, comprising detecting an at least one temporal characteristic of an at least one speech of an at least one speaker, and deducing an at least one...
8682658 Audio equipment including means for de-noising a speech signal by fractional delay filtering, in particular for a “hands-free” telephony system  
The equipment comprises two microphones, sampling means, and de-noising means. The de-noising means are non-frequency noise reduction means comprising a combiner having an adaptive filter...