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Data Processing: Speech Signal Processing, Linguistics, Language Translation, And Audio Compression/decompression > Speech Signal Processing > Synthesis > Frequency Element

Frequency Element

Frequency Element patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

11/16/06 - 20060259303 - Systems and methods for pitch smoothing for text-to-speech synthesis
TTS synthesis systems are provided which implement computationally fast and efficient pitch contour smoothing methods for determining smooth pitch contours for non-smooth pitch contours, which closely track the non-smooth pitch contours. For example, a TTS method includes generating a sequence of phonetic units representative of a target utterance, determining a ...

10/05/06 - 20060224391 - Speech synthesis system and method
A speech synthesis system in a preferred embodiment includes a speech unit storage section, a phonetic environment storage section, a phonetic sequence/prosodic information input section, a plural-speech-unit selection section, a fused-speech-unit sequence generation section, and a fused-speech-unit modification/concatenation section. By fusing a plurality of selected speech units in the fused ...

10/05/06 - 20060224390 - System, method, and apparatus for audio decoding accelerator
Presented herein are system(s), method(s), and apparatus for an audio decoding accelerator. In one embodiment, there is presented an audio decoder for decoding audio data. The audio decoder comprises a controller and a computation engine. The controller receives the audio data, and provides parameters, where the parameters are associated with ...

09/28/06 - 20060217984 - Critical band additive synthesis of tonal audio signals
An efficient synthesizer of tonal audio signals is disclosed. The tonal audio signal synthesizer utilizes additive synthesis of harmonics of the base frequency. Rather than generating and summing all of the individual frequency sinusoidal harmonics as in traditional additive synthesis, critical band signals (comprising multiple harmonics added together) are generated, ...

05/04/06 - 20060095265 - Providing personalized voice front for text-to-speech applications
A method for synthesizing speech from text includes receiving one or more waveforms characteristic of a voice of a person selected by a user, generating a personalized voice font based on the one or more waveforms, and delivering the personalized voice font to the user's computer, whereby speech can be ...

01/05/06 - 20060004578 - Method for controlling duration in speech synthesis
The present invention relates to a method of synthesizing of a speech signal, comprising: -assigning of a first identifier to a first class of intervals of an original speech signal and assigning of a second identifier to a second class of intervals of the original speech signal, -windowing the original ...

09/15/05 - 20050203745 - Stochastic modeling of spectral adjustment for high quality pitch modification
Natural-sounding synthesized speech is obtained from pieced elemental speech units that have their super-class identities known (e.g. phoneme type), and their line spectral frequencies (LSF) set in accordance with a correlation between the desired fundamental frequency and the LSF vectors that are known for different classes in the super-class. The ...

06/23/05 - 20050137871 - Method for the selection of synthesis units
A method for the selection of synthesis units of a piece of information that can be decomposed into synthesis units, comprises at least the following steps for a considered information segment: determining the mean fundamental frequency value F0 for the information segment considered; selecting a sub-set of synthesis units defined ...

06/16/05 - 20050131696 - Frequency domain postfiltering for quality enhancement of coded speech
A method and system of performing postfiltering in the frequency domain to improve the quality of a speech signal, especially for synthesized speech resulting from codecs of low bit-rate, is provided. The method comprises LPC tilt computation and compensation methods and modules, a formant filter gain computation method and module, ...



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