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Method and apparatus for transparently recording media communications
between endpoint devices
A method and apparatus for enabling the upgrade of a VoIP endpoint device by downloading a firmware component to support CALEA related monitoring and recording...
Methods and apparatus providing call quality testing
A method, apparatus and computer readable medium for call quality testing is presented. A query is transmitted over a communications network from a first...
Systems and methods for providing multiple communication services over
existing twisted pair access lines
Systems and methods are described for providing a plurality of communication services over existing access lines such as twisted pair access lines. These...
Techniques for synchronizing audio and video data in an image signal
The present disclosure provides techniques for performing audio-video synchronization using an image signal processing system. In one embodiment, a time code...
Media detection and packet distribution in a multipoint conference
A method includes receiving a plurality of audio signals. Each of the plurality of audio signals includes audio packets, wherein one or more audio packets from...
Mobile terminal and method of processing call signal therein
A mobile terminal including a camera configured to capture video data, a wireless communication unit configured to receive a video communication call signal and...
Volume adjusting circuit and volume adjusting method
A volume adjusting circuit which converts a digital audio signal to an analog signal by a D/A converter and outputs the analog signal includes: a first gain...
Gas sensing method and instrument therefor
A method and instrument capable of producing an audible tick that increases with detected gas concentrations, is suitable for indicating relatively low levels...
Apparatus and method for providing additional information using extension
Disclosed are an apparatus for providing additional information by using an extension subtitle file including an inverse multiplexing unit to separate video and...
Video/audio system and method enabling a user to select different views
and sounds associated with an event
A video/audio system includes an interface device that receives a plurality of audio and video signals from a plurality of sources. The interface device...
Apparatus for providing one or more adjusted parameters for a provision of
an upmix signal representation on...
An apparatus for providing one or more adjusted parameters for a provision of an upmix signal representation on the basis of a downmix signal representation and...
Method and system for audio encoding and decoding and method for
estimating noise level
The present invention relates to a method and system for audio encoding and decoding and a method for estimating a noise level, and the method for estimating a...
Audio signal synthesizer for selectively performing different patching
An audio signal synthesizer generates a synthesis audio signal having a first frequency band and a second synthesized frequency band derived from the first...
Method and apparatus for generating or cutting or changing a frame based
bit stream format file including at...
In frame-based bit stream formats the data required for decoding a current frame are usually stored within the data section for that frame. One exception is the...
Method and apparatus to remove noise from an input signal in a noisy
environment, and method and apparatus to...
A method of removing noise includes detecting a frequency spectrum of a noise signal around the transmitting terminal, when an input signal which is a mixture...
Scaled window overlap add for mixed signals
A method for overlap-adding signals useful for performing frame loss concealment (FLC) in an audio decoder as well as in other applications. The method uses a...
Harmonicity-based single-channel speech quality estimation
Speech quality estimation technique embodiments are described which generally involve estimating the human speech quality of an audio frame in a single-channel...
Compensator and compensation method for audio frame loss in modified
discrete cosine transform domain
The invention provides a compensation method for audio frame loss in a MDCT domain, the method comprising: when a frame currently lost is a P.sup.th frame,...
Spectral smoothing device, encoding device, decoding device, communication
terminal device, base station...
Disclosed is a spectral smoothing device with a structure whereby smoothing is performed after a nonlinear conversion has been performed for a spectrum...
Method and apparatus for performing packet loss or frame erasure
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...
Systems and methods for gathering research data
Methods and systems are provided for gathering research data that includes information pertaining to audio signals received on a portable device, such as a cell...
Automotive scan tool with enhanced audio, video and voice recognition
A diagnostic tool for a vehicle, includes a signal translator communicating with the vehicle in at least one protocol, an input unit for inputting information,...
Multi-mode IC with multiple processing cores
An integrated circuit (IC) includes a first processing module that converts inbound data into an inbound digital audio signal and converts an outbound digital...
Single button contact request and response
A system and a method are disclosed for sharing contact information between two mobile phones. A user of a first mobile phone can select contact information...
Method and system for determining environmental characteristics of a
called communication device
A first communication device receives a communication from a second communication device. The communication could be part of the signaling used to establish a...
Method and apparatus for controlling audio signal output level of portable
An audio signal output level control method used in an audio device includes detecting input levels of an audio signal, determining control modes to be applied...
Loudness modification of multichannel audio signals
Scaling, by a desired amount s.sub.m, the overall perceived loudness L.sub.m of a multichannel audio signal, wherein perceived loudness is a nonlinear function...
Audio processing methods and apparatuses utilizing the same
An audio processing apparatus is provided. A microphone array includes microphone units. Amplifier modules each receives and amplifies an input signal from one...
Apparatus and method for computing control information for an echo
suppression filter and apparatus and method...
An embodiment of an apparatus for computing control information for a suppression filter for filtering a second audio signal to suppress an echo based on a...
Image data transmitting apparatus, image data receiving apparatus, image
data transmission system, image data...
A compression unit compresses image data. An marker insertion unit inserts a synchronization marker for each of the image data compressed by the image...
Method and device for detecting a channel
A method for detecting a channel in a mixed-mode communications system is presented. The channel contains a primary synchronization pattern in a predetermined...
Eliminating false audio associated with VoIP communications
Embodiments are directed to eliminating false audio using an egress gateway in a communications network. At least one false audio packet is received by an...
Audio processing for video conferencing
Methods, systems, and computer program products for enhancing transmitted audio signals for a video conference call are disclosed. Facial recognition technology...
Smart card and mobile communication device comprising the smart card
There provided an exemplary smart card. The exemplary smart card comprises a microphone for capturing an audio signal. The exemplary smart card also comprises...
Probabilistic segmental model for doppler ultrasound heart rate monitoring
A heart rate of a subject is determined using a probabilistic segmental model. Reflections of ultrasound signals from the subject, for instance, are down...
Content can be shared between devices by transmitting an encoded signal that indicates, to each capable device within range, instructions for accessing the...
System and method for creating and posting media lists for purposes of
A method and apparatus for creating and posting media is provided. For example, the invention allows a user to quickly create, signal process, encode, and...
Method and system for identifying sound signals
A method and system is described which allows users to identify (pre-recorded) sounds such as music, radio broadcast, commercials, and other audio signals in...
Audio encoding and decoding apparatus and method thereof
Provided are audio encoding and decoding apparatuses capable of recovering a high-quality audio signal at a low bit rate. The audio encoding method includes:...
Speech audio processing
A speech processing engine is provided that in some embodiments, employs Kalman filtering with a particular speaker's glottal information to clean up an audio...
Forward time-domain aliasing cancellation with application in weighted or
original signal domain
The present invention relates to methods and devices for forward time-domain aliasing cancellation in a coded signal transmitted from a coder to a decoder....
Audio decoding device and compensation frame generation method
There is disclosed an audio decoding device capable of improving audio quality of a decoded signal by considering the energy change of a past signal in eracure...
Audio output device
Provided is an audio output device capable of preventing noises and improving the S/N ratio even if no audio signal is inputted in the middle of the input of...
Method and an apparatus for processing an audio signal
A method and apparatus for processing an audio signal is disclosed. Herein, the method includes receiving a downmix information having at least one independent...
Sound playing system
A sound playing system is disclosed. The sound playing system is used for playing sound from a portable media carrier and a personal computer, including a...
Broadcast reception mobile terminal
There is provided a broadcast reception mobile terminal capable of improving both electric power saving and user-friendliness. A CPU (209) detects that the lid...
Systems and methods for controlling audio playback on portable devices
with vehicle equipment
Systems and methods are provided for playing media assets in a vehicle. A signal indicating the existence of a voice call is detected in a vehicle. It is...
System and method for providing event spectators with audio/video signals
pertaining to remote events
A system and method for providing content for access by a portable device at an event are provided. The system includes an interface to receive signals from a...
System and method for directionally radiating sound
An audio system for a vehicle has at least one source of audio signals. At least one array of speaker elements is located at each seat position that radiates...
Apparatus and method for outputting an audio signal in a portable terminal
An apparatus and a method for outputting an audio signal in a portable terminal are provided. The portable terminal for outputting an audio signal includes an...