Matches 1 - 32 out of 32


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US20090157397 Voice Rule-Synthesizer and Compressed Voice-Element Data Generator for the same  
A voice rule-synthesizer synthesizes a voice waveform based on the voice data stored in a database, which stores a large number of compressed voice data sections in a data stream. Each voice data...
US20090106027 VOICE EDITION DEVICE, VOICE EDITION METHOD, AND VOICE EDITION PROGRAM  
An object of the invention is to conveniently increase standard patterns registered in a voice recognition device to efficiently extend the amount of words that can be voice-recognized. New...
US20110099014 SPEECH CONTENT BASED PACKET LOSS CONCEALMENT  
Systems and methods are described for performing packet loss concealment (PLC) to mitigate the effect of one or more lost frames within a series of frames that represent a speech signal. In...
US20130211839 FEATURE SEQUENCE GENERATING DEVICE, FEATURE SEQUENCE GENERATING METHOD, AND FEATURE SEQUENCE GENERATING PROGRAM  
Spread level parameter correcting means 501 receives a contour parameter as information representing the contour of a feature sequence (a sequence of features of a signal considered as the object...
US20140180696 METHOD FOR SPEECH CODING, METHOD FOR SPEECH DECODING AND THEIR APPARATUSES  
A high quality speech is reproduced with a small data amount in speech coding and decoding for performing compression coding and decoding of a speech signal to a digital signal. In speech coding...
US20130024198 METHOD FOR SPEECH CODING, METHOD FOR SPEECH DECODING AND THEIR APPARATUSES  
A high quality speech is reproduced with a small data amount in speech coding and decoding for performing compression coding and decoding of a speech signal to a digital signal. In speech coding...
US20100191658 Predictive Engine for Interactive Voice Response System  
A customer service issue prediction engine uses one or more models of issue probability. A method of multi-phase customer issue prediction includes a modeling phase, an application phase, and a...
US20110077945 FLEXIBLE PARAMETER UPDATE IN AUDIO/SPEECH CODED SIGNALS  
This invention relates to a method, a computer program product, apparatuses and a system for extracting coded parameter set from an encoded audio/speech stream, said audio/speech stream being...
US20080133242 FRAME ERROR CONCEALMENT METHOD AND APPARATUS AND ERROR CONCEALMENT SCHEME CONSTRUCTION METHOD AND APPARATUS  
Provided are a frame error concealment method and apparatus and an error concealment scheme construction method and apparatus. The frame error concealment method includes generating a new signal...
US20090292542 SIGNAL PROCESSING METHOD, PROCESSING APPARTUS AND VOICE DECODER  
The present invention discloses a signal processing method adapted to process a synthesized signal in packet loss concealment. The method includes the following steps: receiving a good frame...
US20150106102 GAIN SHAPE ESTIMATION FOR IMPROVED TRACKING OF HIGH-BAND TEMPORAL CHARACTERISTICS  
A method includes determining, at a speech encoder, first gain shape parameters based on a harmonically extended signal and/or based on a high-band residual signal associated with a high-band...
US20070061145 Methods and apparatus for formant-based voice systems  
In one aspect, a method of processing a voice signal to extract information to facilitate training a speech synthesis model is provided. The method comprises acts of detecting a plurality of...
US20090177474 SPEECH PROCESSING APPARATUS AND PROGRAM  
A speech synthesizer includes a periodic component fusing unit and an aperiodic component fusing unit, and fuses periodic components and aperiodic components of a plurality of speech units for...
US20120116769 SYSTEM FOR BANDWIDTH EXTENSION OF NARROW-BAND SPEECH  
A method applies a parametric approach to bandwidth extension but does not require training. The method computes narrowband linear predictive coefficients from a received narrowband speech signal,...
US20130090929 HYBRID AUDIO ENCODER AND HYBRID AUDIO DECODER  
Provided are a new hybrid audio decoder and a new hybrid audio encoder having block switching for speech signals and audio signals. Currently, very low bitrate audio coding methods for speech and...
US20080046249 Updating of Decoder States After Packet Loss Concealment  
A technique is described herein for updating a state of a decoder in a predictive coding system after synthesizing an audio output signal corresponding to a lost frame in a series of frames...
US20120065980 CODING AND DECODING A TRANSIENT FRAME  
An electronic device for coding a transient frame is described. The electronic device includes a processor and executable instructions stored in memory that is in electronic communication with the...
US20130185075 Audio Signal Encoding Method, Audio Signal Decoding Method, Encoding Device, Decoding Device, Audio Signal Processing System, Audio Signal Encoding Program, and Audio Signal Decoding Program  
When a frame immediately preceding an encoding target frame to be encoded by a first encoding unit operating under a linear predictive coding scheme is encoded by a second encoding unit operating...
US20080040117 Method And Apparatus Of Audio Switching  
A method for speech switching, including: extracting mute flags from encoded speech data transmitted by each of the terminals respectively in order to determine one or more non-mute terminals;...
US20110270614 Method and Apparatus for Switching Speech or Audio Signals  
A method and an apparatus for switching speech or audio signals, wherein the method for switching speech or audio signals includes when switching of a speech or audio, weighting a first high...
US20090157409 METHOD AND APPARATUS FOR TRAINING DIFFERENCE PROSODY ADAPTATION MODEL, METHOD AND APPARATUS FOR GENERATING DIFFERENCE PROSODY ADAPTATION MODEL, METHOD AND APPARATUS FOR PROSODY PREDICTION, METHOD AND APPARATUS FOR SPEECH SYNTHESIS  
A method includes, generating, for each parameter of the prosody vector, an initial parameter prediction model with a plurality of attributes related to difference prosody prediction and at least...
US20100332232 METHOD AND DEVICE FOR UPDATING STATUS OF SYNTHESIS FILTERS  
A method and device for updating statuses of synthesis filters are provided. The method includes: exciting a synthesis filter corresponding to a first encoding rate by using an excitation signal...
US20070299669 Audio Encoding Apparatus, Audio Decoding Apparatus, Communication Apparatus and Audio Encoding Method  
An audio encoding apparatus capable of improving the frame cancellation error tolerance, without increasing the number of bits of a fixed code book, in a CELP type audio encoding. In this...
US20070294087 Synthesizing comfort noise  
In order to improve the audio quality of an audio signal including comfort noise, a time scaling is performed as an integral part of a comfort noise signal synthesis.
US20120150544 METHOD AND SYSTEM FOR RECONSTRUCTING SPEECH FROM AN INPUT SIGNAL COMPRISING WHISPERS  
A system for reconstructing speech from an input signal comprising whispers is disclosed. The system comprises an analysis unit configured to analyse the input signal to form a representation of...
US20110010179 VOICE SYNTHESIS AND PROCESSING  
A method and an apparatus for voice synthesis and processing have been presented. In one exemplary method, a first audio recording of a human speech in a natural language is received. Then speech...
US20090187409 METHOD AND APPARATUS FOR ENCODING AND DECODING AUDIO SIGNALS  
Techniques for efficiently encoding an input signal are described. In one design, a generalized encoder encodes the input signal (e.g., an audio signal) based on at least one detector and multiple...
US20100131276 AUDIO SIGNAL SYNTHESIS  
A device (2) for changing the pitch of an audio signal (r), such as a speech signal, comprises a sinusoidal analysis unit (21) for determining sinusoidal parameters of the audio signal (r), a...
US20100191534 METHOD AND APPARATUS FOR COMPRESSION OR DECOMPRESSION OF DIGITAL SIGNALS  
The subject matter disclosed herein relates generally to a system and method for linear prediction of sample values.
US20160293162 COMPUTER-IMPLEMENTED METHOD FOR GENERATING A RESPONSE SENTENCE BY USING A WEIGHT VALUE OF NODE  
A semantic network storage unit stores multiple nodes necessary for performing a task of generating a response sentence to user's speech while associating the nodes with each other. A natural...
US20160055858 SYSTEM AND METHOD FOR REDUCING TANDEMING EFFECTS IN A COMMUNICATION SYSTEM  
The present disclosure is directed towards a system and method for reducing tandeming effects in a communications system. The method may include receiving, at a speech decoder, an input bitstream...
US20160027430 METHOD FOR FORMING THE EXCITATION SIGNAL FOR A GLOTTAL PULSE MODEL BASED PARAMETRIC SPEECH SYNTHESIS SYSTEM  
A system and method are presented for forming the excitation signal for a glottal pulse model based parametric speech synthesis system. The excitation signal may be formed by using a plurality of...

Matches 1 - 32 out of 32