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7613612 Voice synthesizer of multi sounds  
In a voice synthesizer, an envelope acquisition portion obtains a spectral envelope of a reference frequency spectrum of a given voice. A spectrum acquisition portion obtains a collective frequency...
7571099 Voice synthesis device  
A voice synthesis device for generating synthetic voice having great freedom in voice quality and good sound quality from text data is provided. The voice synthesis device is provided with: voice...
7562018 Speech synthesis method and speech synthesizer  
A language processing portion ( 31 ) analyzes a text from a dialogue processing section ( 20 ) and transforms the text to information on pronunciation and accent. A prosody generation portion ( 32...
7558727 Method of synthesis for a steady sound signal  
The present invention relates to a method of synthesizing a first sound signal based on a second sound signal, the first sound signal having a required first fundamental frequency and the second...
7552052 Voice synthesis apparatus and method  
A plurality of voice segments, each including one or more phonemes are acquired in a time-serial manner, in correspondence with desired singing or speaking words. As necessary, a boundary is...
7546241 Speech synthesis method and apparatus, and dictionary generation method and apparatus  
In a speech synthesis process, micro-segments are cut from acquired waveform data and a window function. The obtained micro-segments are re-arranged to implement a desired prosody, and superposed...
7529672 Speech synthesis using concatenation of speech waveforms  
A method of synthesizing a speech signal by providing a first speech unit signal having an end interval and a second speech unit signal having a front interval, wherein at least some of the periods...
7526430 Speech synthesis apparatus  
A speech synthesis apparatus, which can embed unchangeable additional information into synthesized speech without causing a deterioration of speech quality and restriction by bands, includes a...
7512536 Efficient filter bank computation for audio coding  
Low-complexity synthesis filter bank for MPEG audio decoding uses a factoring of the 64×32 matrixing for the inverse-quantized subband coefficients. Factoring into non-standard 4-point discrete...
7502739 Intonation generation method, speech synthesis apparatus using the method and voice server  
In generation of an intonation pattern of a speech synthesis, a speech synthesis system is capable of providing a highly natural speech and capable of reproducing speech characteristics of a...
7457752 Method and apparatus for controlling the operation of an emotion synthesizing device  
Method and apparatus for controlling the operation of an emotion synthesizing device, notably of the type where the emotion is conveyed by a sound, having at least one input parameter whose value...
7454347 Voice labeling error detecting system, voice labeling error detecting method and program  
A labeling part 3 analyzes the character string data to produce a phoneme label and a prosody label, partition the voice data stored in a voice database 1 into phonemic data, and label the...
7444289 Audio decoding method and apparatus for reconstructing high frequency components with less computation  
An audio decoding method and apparatus for reconstructing high frequency components with less computation are provided. The audio decoding apparatus includes a decoder, a channel similarity...
7424430 Tone generator of wave table type with voice synthesis capability  
A sound source apparatus has a plurality of tone forming parts for outputting either of desired tones or formants according to designation of a wave table sound source mode or a voice synthesizing...
7389231 Voice synthesizing apparatus capable of adding vibrato effect to synthesized voice  
A voice synthesizing apparatus comprises: a storage device that stores a first database storing a first parameter obtained by analyzing a voice and a second database storing a second parameter...
7379873 Singing voice synthesizing apparatus, singing voice synthesizing method and program for synthesizing singing voice  
Voice synthesis unit data stored in a phoneme database 10 is selected by a voice synthesis unit selector 12 in accordance with MIDI information stored in a performance data storage unit 11 ....
7376563 System for rehabilitation of a hearing disorder  
A system for rehabilitation of a hearing disorder which comprises at least one acoustic sensor for picking up an acoustic signal and converting it into an electrical audio signal, an electronic...
7359854 Bandwidth extension of acoustic signals  
A solution for improving the perceived sound quality of a decoded acoustic signal is accomplished by extending the spectrum of a received narrow-band acoustic signal (a NB ). A wide-band acoustic...
7328159 Interactive speech recognition apparatus and method with conditioned voice prompts  
An improved system for an interactive voice recognition system ( 400 ) includes a voice prompt generator ( 401 ) for generating voice prompt in a first frequency band ( 501 ). A speech detector (...
7313523 Method and apparatus for assigning word prominence to new or previous information in speech synthesis  
A method and apparatus is provided for generating speech that sounds more natural. In one embodiment, word prominence and latent semantic analysis are used to generate more natural sounding speech....
7286986 Method and apparatus for smoothing fundamental frequency discontinuities across synthesized speech segments  
A method of smoothing fundamental frequency discontinuities at boundaries of concatenated speech segments includes determining, for each speech segment, a beginning fundamental frequency value and...
7280969 Method and apparatus for producing natural sounding pitch contours in a speech synthesizer  
A speech synthesis system is disclosed that utilizes a pitch contour resulting in a more natural-sounding speech. The present invention modifies the predicted pitch, b(t), for synthesized speech...
7251601 Speech synthesis method and speech synthesizer  
A speech synthesis method comprises selecting a predetermined formant parameters from formant parameters according to a pitch pattern, phoneme duration, and phoneme symbol string, generating a...
7249022 Singing voice-synthesizing method and apparatus and storage medium  
There are provided a singing voice-synthesizing method and apparatus capable of performing synthesis of natural singing voices close to human singing voices based on performance data being input in...
7228273 Voice control method  
A voice control method that allows vocal characteristics of a character to diversely be set in a computer game where characters are capable of voice output is provided. The voice control method...
7219061 Method for detecting the time sequences of a fundamental frequency of an audio response unit to be synthesized  
Predetermined macrosegments of the fundamental frequency are determined by a neural network, and these predefined macrosegments are reproduced by fundamental-frequency sequences stored in a...
7203647 Speech output apparatus, speech output method, and program  
A speech output apparatus is disclosed, which can allow the user to easily catch synthetic speech when the synthetic speech is output upon being superposed on a music output. The apparatus output...
7191132 Speech synthesis apparatus and method  
A speech synthesiser is provided with a dialog-style selection arrangement responsive to a factor affecting intelligibility of speech output by the apparatus to select a dialog style intended to...
7189915 Singing voice synthesizing method, singing voice synthesizing device, program, recording medium, and robot  
A singing voice synthesizing method for synthesizing the singing voice from performance data is disclosed. The input performance data are analyzed as the musical information of the pitch and the...
7184951 Methods and systems for generating phase-derivative sound  
Methods and systems for digitally generating sound from phase and amplitude information of a narrow bandwidth signal, such as a narrow bandwidth locator signal. Phase-derivative information is...
7173178 Singing voice synthesizing method and apparatus, program, recording medium and robot apparatus  
A singing voice synthesizing method and a singing voice synthesizing apparatus in which the singing voice is synthesized using performance data such as MIDI data. The performance data entered is...
7162424 Method and system for defining a sequence of sound modules for synthesis of a speech signal in a tonal language  
The invention relates to a method for defining a sequence of sound modules for synthesis of a speech signal in a tonal language corresponding to a sequence of speech modules. The method according...
RE39336 Formant-based speech synthesizer employing demi-syllable concatenation with independent cross fade in the filter parameter and source domains  
The concatenative speech synthesizer employs demi-syllable subword units to generate speech. The synthesizer is based on a source-filter model that uses source signals that correspond closely to...
7117154 Converting apparatus of voice signal by modulation of frequencies and amplitudes of sinusoidal wave components  
A voice converter synthesizes an output voice signal from an input voice signal and a reference voice signal. In the voice converter, an analyzer device analyzes a plurality of sinusoidal wave...
7113909 Voice synthesizing method and voice synthesizer performing the same  
A stereotypical sentence is synthesized into a voice of an arbitrary speech style. A third party is able to prepare prosody data and a user of a terminal device having a voice synthesizing part can...
7096183 Customizing the speaking style of a speech synthesizer based on semantic analysis  
A method is provided for customizing the speaking style of a speech synthesizer. The method includes: receiving input text; determining semantic information for the input text; determining a...
7069212 Audio decoding apparatus and method for band expansion with aliasing adjustment  
An audio decoding apparatus decodes high frequency component signals using a band expander that generates multiple high frequency subband signals from low frequency subband signals divided into...
7069210 Method of and system for coding and decoding sound signals  
Method of and system for coding a sound signal ( 10 ) as multiple independent streams of frames ( 14, 15 ) by creating frames ( 1,2,3,4,5,6 ) using sinusoidal coding and then placing frame i into...
7065489 Voice synthesizing apparatus using database having different pitches for each phoneme represented by same phoneme symbol  
A voice synthesizing apparatus comprises: a memory that stores phoneme pieces having a plurality of different pitches for each phoneme represented by a same phoneme symbol; a reading device that...
7058571 Audio decoding apparatus and method for band expansion with aliasing suppression  
A wideband, high quality audio signal is decoded with few calculations at a low bitrate. Unwanted spectrum components accompanying sinusoidal signal injection by a synthesis subband filter built...
7003467 Method of decoding two-channel matrix encoded audio to reconstruct multichannel audio  
The present invention provides a method of decoding two-channel matrix encoded audio to reconstruct multichannel audio that more closely approximates a discrete surround-sound presentation. This is...
6978241 Transmission system for transmitting an audio signal  
An analyzer determines frequency and amplitudes of an audio signal represented by sinusoids for transmission transmitted to a receiver decoder which includes a synthesizer to reconstruct the audio...
6975987 Device and method for synthesizing speech  
The present invention provides pitch conversion processing technology capable of minimizing the distortion of speech sound naturalness. A speech waveform in a pitch-unit is considered to be divided...
6970819 Speech synthesis device  
The principal object of this invention is to provide a suitable control method for closing length with respect to phonemes (such as unvoiced plosive consonants) having a closing interval, and as a...
6961704 Linguistic prosodic model-based text to speech  
An arrangement is provided for text to speech processing based on linguistic prosodic models. Linguistic prosodic models are established to characterize different linguistic prosodic...
6950798 Employing speech models in concatenative speech synthesis  
A text-to-speech synthesizer employs database that includes units. For each unit there is a collection of unit selection parameters and a plurality of frames. Each frame has a set of model...
6928410 Method and apparatus for musical modification of speech signal  
A method and apparatus for modification of a speech signal indicative of a stream of speech data having a plurality of syllables. The method comprises the steps of mapping the stream of speech data...
6882976 Efficient finite length POW10 calculation for MPEG audio encoding  
An efficient finite length POW10 calculation for MPEG audio encoding. A method for encoding an audio input signal includes storing a plurality of predetermined tonal values corresponding to a...
6873954 Method and apparatus in a telecommunications system  
Audio artifacts due to overrun or underrun in a playout buffer caused by the sampling rates at a sending and receiving side not being at the same rate are reduced. An LPC-residual is modified on a...
6845359 FFT based sine wave synthesis method for parametric vocoders  
A Fast Fourier Transform (FFT) based voice synthesis method 110, program product and vocoder. Sounds, e.g., speech and audio, are synthesized from multiple sine waves. Each sine wave component is...
Matches 1 - 50 out of 235 1 2 3 4 5 >