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US20150057998 METHODS AND SYSTEMS FOR ENHANCING PITCH ASSOCIATED WITH AN AUDIO SIGNAL PRESENTED TO A COCHLEAR IMPLANT PATIENT  
An exemplary method of enhancing pitch of an audio signal presented to a cochlear implant patient includes 1) determining a frequency spectrum of an audio signal presented to a cochlear implant...
US20110144982 CONTINUOUS SCORE-CODED PITCH CORRECTION  
Vocal musical performances may be captured and continuously pitch-corrected at a mobile device for mixing and rendering with backing tracks in ways that create compelling user experiences. In some...
US20100169085 MODEL BASED REAL TIME PITCH TRACKING SYSTEM AND SINGER EVALUATION METHOD  
The various embodiments herein provide a system and method to track the pitch of a human being in real time using time varying model. According to one embodiment, the input voice is synthesised to...
US20130311173 Method for exemplary voice morphing  
A method of morphing speech from an original speaker into the speech of a second, target speaker with decomposing either speech into source and filter, and without the need to determine the...
US20140039883 SOCIAL MUSIC SYSTEM AND METHOD WITH CONTINUOUS, REAL-TIME PITCH CORRECTION OF VOCAL PERFORMANCE AND DRY VOCAL CAPTURE FOR SUBSEQUENT RE-RENDERING BASED ON SELECTIVELY APPLICABLE VOCAL EFFECT(S) SCHEDULE(S)  
Vocal musical performances may be captured and, in some cases or embodiments, pitch-corrected and/or processed in accord with a user selectable vocal effects schedule for mixing and rendering with...
US20110153317 GENDER DETECTION IN MOBILE PHONES  
An apparatus for wireless communications includes a processing system. The processing system is configured to receive an input sound stream of a user, split the input sound stream into a plurality...
US20130262096 METHODS FOR ALIGNING EXPRESSIVE SPEECH UTTERANCES WITH TEXT AND SYSTEMS THEREFOR  
A system-effected method for synthesizing speech, or recognizing speech including a sequence of expressive speech utterances. The method can be computer-implemented and can include...
US20100305944 Pitch Or Periodicity Estimation  
A method of estimating a pitch period of a first portion of a signal wherein the first portion overlaps a previous portion. The method comprises computing a first autocorrelation value for part of...
US20130226567 System for Conealing Missing Audio Waveforms  
In one embodiment, a method can include: (i) establishing an internet protocol (IP) connection; (ii) forming a buffered version of a plurality of voice frame slices from received audio packets;...
US20110276323 SPEECH-BASED SPEAKER RECOGNITION SYSTEMS AND METHODS  
The illustrative embodiments described herein provide systems and methods for authenticating a speaker. In one embodiment, a method includes receiving reference speech input including a reference...
US20110251840 PITCH-CORRECTION OF VOCAL PERFORMANCE IN ACCORD WITH SCORE-CODED HARMONIES  
Despite many practical limitations imposed by mobile device platforms and application execution environments, vocal musical performances may be captured and continuously pitch-corrected for mixing...
US20110144983 WORLD STAGE FOR PITCH-CORRECTED VOCAL PERFORMANCES  
Techniques have been developed to facilitate the capture performances on handheld or other portable computing devices and, in some cases, the pitch-correction and mixing of such vocal performances...
US20110066426 REAL-TIME SPEAKER-ADAPTIVE SPEECH RECOGNITION APPARATUS AND METHOD  
A speech recognition apparatus and method for real-time speaker adaptation are provided. The speech recognition apparatus may estimate a pitch of a speech section from an inputted speech signal,...
US20110087489 Method and Apparatus for Performing Packet Loss or Frame Erasure Concealment  
The invention concerns a method and apparatus for performing packet loss or Frame Erasure Concealment (FEC) for a speech coder that does not have a built-in or standard FEC process. A receiver...
US20130144611 CODING DEVICE, DECODING DEVICE, CODING METHOD, AND DECODING METHOD  
A coding device includes: a pitch contour detection unit which detects a pitch contour of an input audio signal; a dynamic time warping unit which determines the number of pitch nodes based on the...
US20140343933 SYSTEM AND METHOD FOR CALCULATING SIMILARITY OF AUDIO FILE  
A method for calculating a similarity of audio files includes constituting a pitch sequence of a first audio file and a pitch sequence of a second audio file; calculating an eigenvector of the...
US20090043568 Accent information extracting apparatus and method thereof  
An accent type is determined by outputting mora synchronized signals, extracting a pitch pattern which is a variation pattern of a voice height (fundamental frequency) from a speech signal entered...
US20090182556 PITCH ESTIMATION AND MARKING OF A SIGNAL REPRESENTING SPEECH  
Methods, systems, and machine-readable media are disclosed for processing a signal representing speech. According to one embodiment, a method of processing a signal representing speech can...
US20130041656 SYSTEM AND METHOD FOR TRACKING SOUND PITCH ACROSS AN AUDIO SIGNAL  
A system and method may be configured to analyze audio information derived from an audio signal. The system and method may track sound pitch across the audio signal. The tracking of pitch across...
US20110087488 SPEECH SYNTHESIS APPARATUS AND METHOD  
According to an embodiment, a speech synthesis apparatus includes a selecting unit configured to select speaker's parameters one by one for respective speakers and obtain a plurality of speakers'...
US20130041657 SYSTEM AND METHOD FOR TRACKING SOUND PITCH ACROSS AN AUDIO SIGNAL USING HARMONIC ENVELOPE  
A system and method may be configured to analyze audio information derived from an audio signal. The system and method may track sound pitch across the audio signal. The tracking of pitch across...
US20110251842 COMPUTATIONAL TECHNIQUES FOR CONTINUOUS PITCH CORRECTION AND HARMONY GENERATION  
Using signal processing techniques described herein, pitch detection and correction of a user's vocal performance can be performed continuously and in real-time with respect to the audible...
US20090326930 SPEECH DECODING APPARATUS AND SPEECH ENCODING APPARATUS  
Provided is an audio decoding device capable of suppressing an information amount for a lost frame compensation process and encoding efficiency. In this device, a decoded sound source generation...
US20150262588 AUDIO CODING DEVICE, AUDIO CODING METHOD, AUDIO CODING PROGRAM, AUDIO DECODING DEVICE, AUDIO DECODING METHOD, AND AUDIO DECODING PROGRAM  
An audio signal transmission device for encoding an audio signal includes an audio encoding unit that encodes an audio signal and a side information encoding unit that calculates and encodes side...
US20080091417 Pitch conversion method and device  
In a pitch conversion method and device which can reduce data throughput while suppressing a degradation of sound quality due to a pitch conversion as much as possible, an input signal pitch...
US20120101815 QUERY BY HUMMING FOR RINGTONE SEARCH AND DOWNLOAD  
Described is a technology by which a user hums, sings or otherwise plays a user-provided rendition of a ringtone (or ringback tone) through a mobile telephone to a ringtone search service (e.g., a...
US20140136192 WAVEFORM PROCESSING DEVICE, WAVEFORM PROCESSING METHOD, AND WAVEFORM PROCESSING PROGRAM  
There is provided a waveform processing device for changing power of each pitch waveform of a segment in order to acquire a natural synthesis speech. A power calculation means 71 selects pitch...
US20120101814 Artifact Reduction in Packet Loss Concealment  
Various techniques are disclosed for improving packet loss concealment to reduce artifacts by using audio character measures of the audio signal. These techniques include attenuation to a noise...
US20120089391 ESTIMATION OF SPEECH MODEL PARAMETERS  
Methods for estimating speech model parameters are disclosed. For pulsed parameter estimation, a speech signal is divided into multiple frequency bands or channels using bandpass filters. Channel...
US20130166287 Adaptively Encoding Pitch Lag For Voiced Speech  
System and method embodiments for dual modes pitch coding are provided. The system and method embodiments are configured to adaptively code pitch lags of a voiced speech signal using one of two...
US20110276324 Adaptive Filter Pitch Extraction  
An enhancement system extracts pitch from a processed speech signal. The system estimates the pitch of voiced speech by deriving filter coefficients of an adaptive filter and using the obtained...
US20140249808 Methods and Arrangements in a Telecommunications Network  
The present invention relates to a postfilter and a postfilter control to be associated with a postfilter for improving perceived quality of speech reconstructed at a speech decoder. The...
US20130132075 METHODS AND ARRANGEMENTS IN A TELECOMMUNICATIONS NETWORK  
The present invention relates to a postfilter and a postfilter control to be associated with a postfilter for improving perceived quality of speech reconstructed at a speech decoder. The...
US20080167862 Pitch Dependent Speech Recognition Engine  
A method for employing pitch in a speech recognition engine. The process begins by building training models of selected speech samples, a process which begins by analyzing each sample as a...
US20120143600 Speech Synthesis information Editing Apparatus  
In a speech synthesis information editing apparatus, a phoneme storage unit stores phoneme information that designates a duration of each phoneme of speech to be synthesized. A feature storage...
US20090089050 Device and Method For Frame Lost Concealment  
A device and a method for frame lost concealment are disclosed. A pitch period of a current lost frame is obtained on the basis of a pitch period of the last good frame before the current lost...
US20060095255 Pitch conversion method for reducing complexity of transcoder  
The present invention provides a pitch conversion method for reducing complexity of a transcoder for optimizing a speech quality and a complexity using characteristics of encoder in a transmitter...
US20060111898 Formant tracking apparatus and formant tracking method  
A formant tracking apparatus and a formant tracking method are provided. The formant tracking apparatus includes: a framing unit dividing an input voice signal into a plurality of frames; a linear...
US20130024192 ATMOSPHERE EXPRESSION WORD SELECTION SYSTEM, ATMOSPHERE EXPRESSION WORD SELECTION METHOD, AND PROGRAM  
Disclosed is an information display system provided with: a signal analyzing unit which analyzes the audio signals obtained from a predetermined location and which generates ambient sound...
US20110224977 ROBOT, METHOD AND PROGRAM OF CONTROLLING ROBOT  
A robot may include a driving control unit configured to control a driving of a movable unit that is connected movably to a body unit, a voice generating unit configured to generate a voice, and a...
US20060195315 Sound synthesis processing system  
To provide a pitch waveform signal division device and the like for making it possible to compress a data capacity of data representing a sound efficiently. A computer C1 arranges time lengths of...
US20150073781 Method and Apparatus for Detecting Correctness of Pitch Period  
A method and an apparatus for detecting correctness of a pitch period. The method for detecting correctness of a pitch period includes determining, according to an initial pitch period of an input...
US20090125298 VIBRATO DETECTION MODULES IN A SYSTEM FOR AUTOMATIC TRANSCRIPTION OF SUNG OR HUMMED MELODIES  
The technology disclosed relates to audio signal processing. It includes a series of modules that individually are useful to solve audio signal processing problems. Among the problems addressed...
US20150255082 Coordinating and Mixing Vocals Captured from Geographically Distributed Performers  
Despite many practical limitations imposed by mobile device platforms and application execution environments, vocal musical performances may be captured and continuously pitch-corrected for mixing...
US20110251841 COORDINATING AND MIXING VOCALS CAPTURED FROM GEOGRAPHICALLY DISTRIBUTED PERFORMERS  
Despite many practical limitations imposed by mobile device platforms and application execution environments, vocal musical performances may be captured and continuously pitch-corrected for mixing...
US20110144981 CONTINUOUS PITCH-CORRECTED VOCAL CAPTURE DEVICE COOPERATIVE WITH CONTENT SERVER FOR BACKING TRACK MIX  
Techniques have been developed to facilitate (1) the capture and pitch correction of vocal performances on handheld or other portable computing devices and (2) the mixing of such pitch-corrected...
US20100023321 Voice processing apparatus and method  
Character extraction section extracts character amounts, pertaining to a prosody of voice, from a voice signal sequentially in a time-serial manner. Difference value calculation calculates a...
US20140180682 NOISE DETECTION DEVICE, NOISE DETECTION METHOD, AND PROGRAM  
There is provided a noise detection device including an amplitude feature quantity calculator, a frequency feature quantity calculator, a feature variation calculator, an interval specification...
US20110313759 Method for changing the caller voice during conversation in voice communication device  
The invention relates to a cellular phone terminal system and in particular to a method for changing caller's voice of speech signal during conversation. The cellular phone terminal system has a...
US20110218800 METHOD AND APPARATUS FOR OBTAINING PITCH GAIN, AND CODER AND DECODER  
The present invention relates to a method and apparatus for obtaining a pitch gain, and a coder and a decoder. The method includes: obtaining information about an input signal; and obtaining a...

Matches 1 - 50 out of 240 1 2 3 4 5 >