Matches 1 - 50 out of 371 1 2 3 4 5 6 7 8 >


Match Document Document Title
9037455 Limiting notification interruptions  
Techniques for a computing device operating in limited-access states are provided. One example method includes determining, by a computing device, that a notification is scheduled for output by...
9015041 Time warp activation signal provider, audio signal encoder, method for providing a time warp activation signal, method for encoding an audio signal and computer programs  
An audio encoder has a window function controller, a windower, a time warper with a final quality check functionality, a time/frequency converter, a TNS stage or a quantizer encoder, the window...
9008329 Noise reduction using multi-feature cluster tracker  
Provided are methods and systems for noise suppression within multiple time-frequency points of spectral representations. A multi-feature cluster tracker is used to track signal and noise sources...
8996362 Device and method for a bandwidth extension of an audio signal  
For a bandwidth extension of an audio signal, in a signal spreader the audio signal is temporally spread by a spread factor greater than 1. The temporally spread audio signal is then supplied to a...
8990074 Noise-robust speech coding mode classification  
A method of noise-robust speech classification is disclosed. Classification parameters are input to a speech classifier from external components. Internal classification parameters are generated...
8982942 Adaptive codec selection  
Disclosed herein are tools and techniques for storing and using video processing tool configuration information that can identify combinations of video processing tools to be used for processing...
8977544 Method of quantizing linear predictive coding coefficients, sound encoding method, method of de-quantizing linear predictive coding coefficients, sound decoding method, and recording medium and electronic device therefor  
A quantizing method is provided that includes quantizing an input signal by selecting one of a first quantization scheme not using an inter-frame prediction and a second quantization scheme using...
8977543 Apparatus for quantizing linear predictive coding coefficients, sound encoding apparatus, apparatus for de-quantizing linear predictive coding coefficients, sound decoding apparatus, and electronic device therefore  
A quantizing apparatus is provided that includes a quantization path determiner that determines a path from a first path not using inter-frame prediction and a second path using the inter-frame...
8972247 Selection of speech encoding scheme in wireless communication terminals  
A method for communication includes receiving modulated signals, which convey encoded speech. A measure of information entropy associated with the received signals is estimated. A speech encoding...
8965773 Coding with noise shaping in a hierarchical coder  
A method is provided for hierarchical coding of a digital audio signal comprising, for a current frame of the input signal: a core coding, delivering a scalar quantization index for each sample of...
8965761 Differential dynamic content delivery with text display in dependence upon simultaneous speech  
Differential dynamic content delivery including providing a session document for a presentation, wherein the session document includes a session grammar and a session structured document;...
8942975 Noise suppression in a Mel-filtered spectral domain  
Techniques are described herein that suppress noise in a Mel-filtered spectral domain. For example, a window may be applied to a representation of a speech signal in a time domain. The windowed...
8930197 Apparatus and method for encoding and reproduction of speech and audio signals  
A method comprising receiving at a user equipment encrypted content. The content is stored in said user equipment in an encrypted form. At least one key for decryption of said stored encrypted...
8909521 Coding method, coding apparatus, coding program, and recording medium therefor  
A lossless coding technique for near-logarithmic companded PCM that achieves high compression performance is provided. In coding, the coding method that produces the smaller code amount is...
8898058 Systems, methods, and apparatus for voice activity detection  
Systems, methods, apparatus, and machine-readable media for voice activity detection in a single-channel or multichannel audio signal are disclosed.
8898060 Source code adaption based on communication link quality and source coding delay  
Method and arrangement in a network node for adapting a property of source coding to the quality of a communication link in packet switched conversational services in a communication system. The...
8892429 Encoding device and encoding method, decoding device and decoding method, and program  
The present invention relates to an encoding device and an encoding method, a decoding device and a decoding method, and a program that reduce deterioration of sound quality due to encoding of...
8868432 Audio signal bandwidth extension in CELP-based speech coder  
A method for decoding an audio signal having a bandwidth that extends beyond a bandwidth of a CELP excitation signal in an audio decoder including a CELP-based decoder element. The method includes...
8849656 System enhancement of speech signals  
A system enhances speech by detecting a speaker's utterance through a first microphone positioned a first distance from a source of interference. A second microphone may detect the speaker's...
8831937 Post-noise suppression processing to improve voice quality  
Provided are methods and systems for improving quality of speech communications. The method may be for improving quality of speech communications in a system having a speech encoder configured to...
8781830 Differential dynamic content delivery with text display in dependence upon simultaneous speech  
Differential dynamic content delivery including providing a session document for a presentation, wherein the session document includes a session grammar and a session structured document;...
8781822 Audio and speech processing with optimal bit-allocation for constant bit rate applications  
Methods and apparatus for audio and speech processing including generating a plurality of frames, each of the frames comprising a plurality of transform coefficients, and allocating bits to the...
8781821 Voiced interval command interpretation  
A method is disclosed for controlling a voice-activated device by interpreting a spoken command as a series of voiced and non-voiced intervals. A responsive action is then performed according to...
8767953 System and method for providing particularized audible alerts  
A system and method of generating at least two distinctive auditory alerts upon receiving a transmission or telephone call at a device is described. Data indicative of a first plurality of sounds...
8762136 System and method of speech compression using an inter frame parameter correlation  
The disclosure provides a speech encoder, decoder, speech processor and methods of encoding and decoding speech. In one embodiment, the speech encoder includes: (1) a speech frame generator...
8738367 Speech signal processing device  
A speech signal processing device is equipped with a power acquisition unit, a probability distribution acquisition unit, and a correspondence degree determination unit. The power acquisition unit...
8725500 Apparatus and method for encoding at least one parameter associated with a signal source  
Apparatus (119) for encoding at least one parameter associated with a signal source for transmission over k frames to a decoder comprises a processor (119) which is configured in operation to...
8706488 Methods and apparatus for formant-based voice synthesis  
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...
8706480 Audio encoder for encoding an audio signal having an impulse-like portion and stationary portion, encoding methods, decoder, decoding method, and encoding audio signal  
An audio encoder for encoding an audio signal includes an impulse extractor for extracting an impulse-like portion from the audio signal. This impulse-like portion is encoded and forwarded to an...
8676575 Dialed digits based vocoder assignment  
A system and method for providing voice communications with desired characteristics based upon the intended recipient of a voice communication. An apparatus includes a list of dial strings...
8620646 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...
8620645 Non-causal postfilter  
A decoder arrangement comprising a receiver input for parameters of frame-based coded signals and a decoder arranged to provide frames of decoded audio signals based on the parameters. The...
8595019 Audio coder/decoder with predictive coding of synthesis filter and critically-sampled time aliasing of prediction domain frames  
An audio encoder adapted for encoding frames of a sampled audio signal to obtain encoded frames, wherein a frame includes a number of time domain audio samples. The audio encoder includes a...
8595017 Audio encoding method and device  
Audio encoding method and device comprising the transmission, in addition to the data representing a frequency-limited signal, of information relating to a temporal filter that can be applied to...
8571226 Automatic polarity adaptation for ambient noise cancellation  
A sound reproducing device has a loudspeaker arranged to produce sound from an audio signal provided by an audio signal source. A microphone is positioned to pick up ambient noise and generate a...
8571852 Postfilter for layered codecs  
A scalable decoder device (50) for signals representing audio comprises a primary decoder (21) connected to an input (40). The primary decoder (21) is arranged to provide a primary decoded signal...
8565127 Voice-activity detection based on far-end and near-end statistics  
Methods and apparatus of managing a communication system, wherein a decision regarding a level of activity at a first end is made based at least in part on the level of activity at the second end....
8560328 Encoding device, decoding device, and method thereof  
A decoding device is capable of flexibly calculating high-band spectrum data with a high accuracy in accordance with an encoding band selected by an upper-node layer of the encoding side. In this...
8539362 Method and system for inserting advertisements in unified messaging solutions  
A method and an apparatus for inserting an included message into an e-mail message, wherein the e-mail message is transferred through a unified messaging solution have been provided. In one...
8521520 Handoffs between different voice encoder systems  
Provided are methods and systems of managing handoffs in a wireless communication system having different types of vocoders. Some embodiments include translating state memory of a first vocoder to...
8515767 Technique for encoding/decoding of codebook indices for quantized MDCT spectrum in scalable speech and audio codecs  
Codebook indices for a scalable speech and audio codec may be efficiently encoded based on anticipated probability distributions for such codebook indices. A residual signal from a Code Excited...
8502708 Encoding method and decoding method, and devices, program and recording medium for the same  
Information that includes first information identifying integer quotients obtained by divisions using prediction residuals or integers not smaller than 0 that increase monotonically with increases...
8504364 Differential dynamic content delivery with text display in dependence upon simultaneous speech  
Differential dynamic content delivery including providing a session document for a presentation, wherein the session document includes a session grammar and a session structured document;...
8494849 Method and apparatus for transmitting speech data to a remote device in a distributed speech recognition system  
A method of transmitting speech data to a remote device in a distributed speech recognition system, includes the steps of: dividing an input speech signal into frames; calculating, for each frame,...
8489392 System and method for modeling speech spectra  
A system and method for modeling speech in such a way that both voiced and unvoiced contributions can co-exist at certain frequencies. In various embodiments, three spectral bands (or bands of up...
8484020 Determining an upperband signal from a narrowband signal  
A method for determining an upperband speech signal from a narrowband speech signal is disclosed. A list of narrowband line spectral frequencies (LSFs) is determined from the narrowband speech...
8463601 Sending speech packets with same and complementary subsets of fixed codebook pulses  
Packets of real-time information are sent with a source rate greater than zero kilobits per second, and a time or path or combined time/path diversity rate initially being zero kilobits per...
8457962 Remote audio surveillance for detection and analysis of wildlife sounds  
This invention provides remote audio surveillance by recording audio data via three microphones and storage on a removable digital mass storage device, operating on battery power. The housing is...
8452588 Encoding device, decoding device, and method thereof  
It is possible to improve quality of a decoding signal in a band spread for estimating a high band from a low band of a decoding signal. A first layer encoder encodes a lower band portion below a...
8447592 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...

Matches 1 - 50 out of 371 1 2 3 4 5 6 7 8 >