Matches 1 - 35 out of 35


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US20070219790 METHOD AND SYSTEM FOR SOUND SYNTHESIS  
A method and system for synthesizing an audio (equivalent) signal with a desired perceived pitch P″ is disclosed. A train of pulses with relative spacing P and impulse responses h seen by the...
US20110178797 VOICE DIALOG SYSTEM WITH REJECT AVOIDANCE PROCESS  
The invention relates to a process for operating a voice dialog system and a voice dialog system which can be controlled over a telecommunications link by a communications terminal, a speech...
US20140257800 ERROR CONCEALMENT FOR SPEECH DECODER  
Provided is a system, method, and computer program product for improving the quality of speech reproduction in wireless applications where the received speech frames are subject to transmission...
US20130297300 Automatic determination of stability and validity of Speech Transmission Index measurements  
The Speech Transmission Index (STI) uses the modulation transfer function to characterize speech communication channels with a single index. This index accurately predicts speech intelligibility....
US20050228655 Real-time objective voice analyzer  
The present invention provides a method and an apparatus for real time objective voice analysis. The apparatus includes a sound quality analyzer for receiving at least one first signal and...
US20110208517 TIME-WARPING OF AUDIO SIGNALS FOR PACKET LOSS CONCEALMENT  
Packet loss concealment (PLC) systems and methods are described that use time-warping to merge a concealment signal generated to replace one or more bad frames of an audio signal with a received...
US20050125220 Method for constructing lexical tree for speech recognition  
Disclosed is a method for constructing a lexical tree for speech recognition, wherein, even though a name included in an address book in a communication device such as a cellular phone and a word...
US20100023326 SPEECH ENDODING DEVICE  
The present invention is a synthetic speech encoding device that produces a synthetic speech signal which closely matches an actual speech signal. The actual speech signal is digitized, and...
US20080172224 Position-dependent phonetic models for reliable pronunciation identification  
A representation of a speech signal is received and is decoded to identify a sequence of position-dependent phonetic tokens wherein each token comprises a phone and a position indicator that...
US20050114122 System and method for customizing speech recognition input and output  
5 A system and method may be disclosed for facilitating the site-specific customization of automated speech recognition systems by providing a customization client for site-specific individuals to...
US20120004908 VOICE RECOGNITION TERMINAL  
A voice recognition terminal executes a local voice recognition process and utilizes an external center voice recognition process. The terminal includes: a voice message synthesizing element for...
US20140379333 WAVEFORM RESYNTHESIS  
A wave resynthesis method and system comprises receiving input wave form, processing received data to create an enhanced wave form, identifying the enhanced wave form, transmitting the identified...
US20100241425 Method and Device for Coding Transition Frames in Speech Signals  
There is provided a transition mode device and method for use in a predictive-type sound signal codec for producing a transition mode excitation replacing an adaptive codebook excitation in a...
US20120239390 APPARATUS AND METHOD FOR SUPPORTING READING OF DOCUMENT, AND COMPUTER READABLE MEDIUM  
According to one embodiment, an apparatus for supporting reading of a document includes a model storage unit, a document acquisition unit, a feature information extraction, and an utterance style...
US20090099844 EFFICIENT IMPLEMENTATION OF ANALYSIS AND SYNTHESIS FILTERBANKS FOR MPEG AAC AND MPEG AAC ELD ENCODERS/DECODERS  
An encoder may include a core MDCT filterbank that can be used to implement an advanced audio coding (AAC) algorithm, an AAC-enhanced low delay (ELD) algorithm or both algorithms. For the AAC...
US20080071529 USING NON-SPEECH SOUNDS DURING TEXT-TO-SPEECH SYNTHESIS  
Systems, apparatus, methods and computer program products are described for producing text-to-speech synthesis with non-speech sounds. In general, some of the pauses or silences that would...
US20090326931 HIERARCHICAL ENCODING/DECODING DEVICE  
A system for coding a hierarchical audio signal, comprising, at least, a core layer using parametric coding by analysis by synthesis in a first frequency band, a band extension layer for widening...
US20070100612 PARTIALLY COMPLEX MODULATED FILTER BANK  
An apparatus for processing a plurality of real-valued subband signals using a first real-valued subband signal and a second real-valued subband signal to provide at least a complex-valued subband...
US20070282603 Methods and Devices for Low-Frequency Emphasis During Audio Compression Based on Acelp/Tcx  
A first aspect of the present invention relates to a method for low-frequency emphasizing the spectrum of a sound signal transformed in a frequency domain and comprising transform coefficients...
US20110040557 TRANSMITTER AND RECEIVER FOR SPEECH CODING AND DECODING BY USING ADDITIONAL BIT ALLOCATION METHOD  
The present invention relates to a transmitter and a receiver for speech coding and decoding by using an additional bit allocation method. The transmitter and the receiver according to the present...
US20100076755 DECODING APPARATUS AND AUDIO DECODING METHOD  
A decoding apparatus that uses a less number of hierarchical layers and a less amount of calculation to obtain a decoded signal having a high quality in terms of audibility. In the decoding...
US20070299660 Audio Encoding Apparatus and Audio Encoding Method  
There is provided an audio encoding device capable of causing a decoding side to freely select an audio decoding mode corresponding to a control method used for audio encoding and capable of...
US20060129390 Apparatus and method for remotely diagnosing laryngeal disorder/laryngeal state using speech codec  
Provided is an apparatus and method for remotely diagnosing laryngeal disorder/laryngeal state by using the speech codec. The apparatus provides a remote larynx diagnosing apparatus and method...
US20090265167 SPEECH ENCODING APPARATUS AND SPEECH ENCODING METHOD  
Disclosed is an audio encoding device capable of adjusting a spectrum inclination of a quantized noise without changing the Formant weight. The device includes: an HPF (131) which extracts a...
US20100153101 Automated sound segment selection method and system  
A computerized method and system is provided for automatically selecting from a digitized sound sample a segment of the sample that is optimal for the purpose of measuring clinical metrics for...
US20050228654 Method and apparatus for improved bit rate efficiency in wavelet based codecs by means of subband correlation  
An encoder (1600) and decoder (1700) for improving bit rate efficiency in a wavelet based codec includes an analysis filter bank (1601) for decorrelating the input data signal. A set of decimators...
US20080071528 Method and system for efficient transcoding of audio data  
Methods and systems for transcoding input audio data in a first encoding format to generate audio data in a second encoding format, and filterbanks for use in such systems. Some such systems...
US20100121633 STEREO AUDIO ENCODING DEVICE AND STEREO AUDIO ENCODING METHOD  
Provided is a stereo audio encoding device which can improve ICP accuracy of a stereo audio signal having a low inter-channel correlation while suppressing a bit rate. The device (100) includes: a...
US20130190088 HANDHELD DEVICE WIRELESS MUSIC STREAMING FOR GAMEPLAY  
Systems and methods are disclosed for streaming of audio data of separate streams in at least two different formats. In some embodiments handheld game devices are in wireless communication and a...
US20110125489 METHOD AND APPARATUS TO REMOVE NOISE FROM AN INPUT SIGNAL IN A NOISY ENVIRONMENT, AND METHOD AND APPARATUS TO ENHANCE AN AUDIO SIGNAL IN A NOISY ENVIRONMENT  
A method of removing noise includes detecting a frequency spectrum of a noise signal around the transmitting terminal, when an input signal which is a mixture of a voice signal and the noise...
US20170032803 METHOD AND SYSTEM FOR SUPPRESSING NOISE IN SPEECH SIGNALS IN HEARING AIDS AND SPEECH COMMUNICATION DEVICES  
A method for speech enhancement in speech communication devices and more specifically in hearing aids for suppressing stationary and non-stationary background noise in the input speech signal...
US20160379653 METHOD AND APPARATUS FOR INCREASING THE STRENGTH OF PHASE-BASED WATERMARKING OF AN AUDIO SIGNAL  
A challenge of audio watermarking systems in which an acoustic path is involved is the robustness against microphone pickup in case of surrounding noise. The strength of phase-based watermarking...
US20160329062 Low Delay Modulated Filter Bank  
The document relates to modulated digital filter banks, as well as to methods and systems for the design of such filter banks. In particular, the document discloses a method comprising accessing a...
US20160314796 High Frequency Regeneration of an Audio Signal with Temporal Shaping  
A method for generating a reconstructed audio signal having a baseband portion and a highband portion is disclosed. The method includes deformatting an encoded audio signal into a first part and a...
US20140207445 System and Method for Correcting for Lost Data in a Digital Audio Signal  
In an embodiment, a method of receiving a digital audio signal, using a processor, includes generating a high band time domain signal; generating low band time domain signal; estimating an energy...

Matches 1 - 35 out of 35