Matches 1 - 27 out of 27


Match Document Document Title
US20130226571 METHOD AND APPARATUS FOR PERFORMING PACKET LOSS OR FRAME ERASURE CONCEALMENT  
A method for performing packet loss or Frame Erasure Concealment (FEC) for a speech coder receives encoded frames of compressed speech information transmitted from an encoder. The method...
US20120232889 METHOD AND APPARATUS FOR PERFORMING PACKET LOSS OR FRAME ERASURE CONCEALMENT  
A method for performing packet loss or Frame Erasure Concealment (FEC) for a speech coder receives encoded frames of compressed speech information transmitted from an encoder. The method...
US20120090028 REAL-TIME NETWORK ATTACK DETECTION AND MITIGATION INFRASTRUCTURE  
The invention features systems and methods for detecting and mitigating network attacks in a Voice-Over-IP (VoIP) network. A server is configured to receive information related to a mitigation...
US20090228268 SYSTEM, METHOD, AND PROGRAM PRODUCT FOR PROCESSING VOICE DATA IN A CONVERSATION BETWEEN TWO PERSONS  
A system, method, and program product for processing voice data in a conversation between two persons to determine characteristic conversation patterns. The system includes: a variation calculator...
US20100030555 CLIPPING DETECTION DEVICE AND METHOD  
A clipping detection device calculates an amplitude distribution of an input signal for each predetermined period, calculates a deflection degree of the distribution on the basis of the calculated...
US20150066494 SMART CIRCULAR AUDIO BUFFER  
An audio buffer is used to capture audio in anticipation of a user command to do so. Sensors and processor activity may be monitored, looking for indicia suggesting that the user command may be...
US20060064300 Audio mixing method and computer software product  
Disclosed is a computer software product, method, and system for audio mixing. The disclosed method represents a sound track as an icon a virtual stage. Characteristics of the sound track are...
US20090281800 SPECTRAL SHAPING FOR SPEECH INTELLIGIBILITY ENHANCEMENT  
A speech intelligibility enhancement (SIE) system and method is described that improves the intelligibility of a speech signal to be played back by an audio device when the audio device is located...
US20050182621 Automatic speech recognition channel normalization  
Statistics are measured from an initial portion of a speech utterance. Feature normalization parameters are estimated based on the measured statistics and a statistically derived mapping relating...
US20100121634 Speech Enhancement in Entertainment Audio  
The invention relates to audio signal processing. More specifically, the invention relates to enhancing entertainment audio, such as television audio, to improve the clarity and intelligibility of...
US20100145692 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...
US20100094622 FEATURE NORMALIZATION FOR SPEECH AND AUDIO PROCESSING  
Systems, method, and apparatus for processing a speech utterance or audio record that includes receiving one or more feature vectors characterizing the speech utterance or audio record, each...
US20100174540 Time-Varying Audio-Signal Level Using a Time-Varying Estimated Probability Density of the Level  
Methods, media and apparatus for smoothing a time-varying level of a signal. A method includes estimating a time-varying probability density of a short-term level of the signal and smoothing a...
US20110103603 Noise Reduction System and Noise Reduction Method  
A noise reduction system and a noise reduction method are provided. The noise reduction system comprises a uni-directional microphone, an omni-directional microphone and a signal processing...
US20080015855 Signal Encoding Apparatus and Method Thereof, and Signal Decoding Apparatus and Method Thereof  
In a signal encoding apparatus (1) a frequency normalization unit (11) normalizes each spectrum of spectral signals by using respectively normalization factors and supplies a normalization factor...
US20120323570 RECONSTRUCTION OF A SMOOTH SPEECH SIGNAL FROM A STUTTERED SPEECH SIGNAL  
Described herein are methods, systems, apparatuses and products for reconstruction of a smooth speech signal from a stuttered speech signal. One aspect provides for accessing a stored speech...
US20100217584 SPEECH ANALYSIS DEVICE, SPEECH ANALYSIS AND SYNTHESIS DEVICE, CORRECTION RULE INFORMATION GENERATION DEVICE, SPEECH ANALYSIS SYSTEM, SPEECH ANALYSIS METHOD, CORRECTION RULE INFORMATION GENERATION METHOD, AND PROGRAM  
A speech analysis device which accurately analyzes an aperiodic component included in speech in a practical environment where there is background noise includes: a frequency band division unit...
US20140278384 APPARATUSES AND METHODS FOR ACOUSTIC CHANNEL AUTO-BALANCING DURING MULTI-CHANNEL SIGNAL EXTRACTION  
Systems and methods are described to automatically balance acoustic channel sensitivity. A long-term power level of a main acoustic signal is calculated to obtain an averaged main acoustic signal....
US20100106494 Signal Processing Apparatus and Method, and Program  
A coded code string from an input terminal 110 is demultiplexed by a demultiplexer circuit 101, normalization coefficient information in the code string is sent to a normalization coefficient...
US20140278383 APPARATUSES AND METHODS FOR MULTI-CHANNEL SIGNAL COMPRESSION DURING DESIRED VOICE ACTIVITY DETECTION  
Systems and methods are described to create a desired voice activity detection signal. A main acoustic signal and a plurality of reference acoustic signals are compressed. The compressed main...
US20170169828 SYSTEM AND METHOD FOR IMPROVED AUDIO CONSISTENCY  
A voice biometrics system adapted to authenticate a user based on speech diagnostics is provided. The system includes a pre-processing module to receive and pre-process an input voice sample. The...
US20170148464 AUTOMATIC EMPHASIS OF SPOKEN WORDS  
Embodiments of the present invention provide systems, methods, and computer storage media directed towards automatic emphasis of spoken words. In one embodiment, a process may begin by...
US20160314802 VOLUME CONTROLLING METHOD AND DEVICE  
A volume controlling method and a volume controlling device reduce volume adjustment delay. The method includes acquiring a smooth volume and smooth envelope of a signal sampling point at the...
US20160203123 COGNITIVE CONTEXTUALIZATION OF EMERGENCY MANAGEMENT SYSTEM COMMUNICATIONS  
Software that contextualizes communications during an event by performing the following steps: (i) receiving an input communication from a first user, where the input communication includes input...
US20160189729 APPARATUSES AND METHODS FOR MULTI-CHANNEL SIGNAL COMPRESSION DURING DESIRED VOICE ACTIVITY DETECTION  
Apparatuses and methods are described to identify desired audio. A first input of an apparatus is configured to receive a main signal. A second input of the apparatus is configured to receive a...
US20160019912 VOICE SIGNAL MODULATION SERVICE FOR GEOGRAPHIC AREAS  
Modulating a voice signal is provided. The voice signal corresponding to a voice communication is received from a sending voice communication device via a network. Voice signal features...
US20150302862 ADAPTIVE EQUALIZATION SYSTEM  
An adaptive equalization system that adjusts the spectral shape of a speech signal based on an intelligibility measurement of the speech signal may improve the intelligibility of the output speech...

Matches 1 - 27 out of 27