Audio Coding
Practical design of delta-sigma multiple description audio coding
... predictive coding, and noise ...source coding, it is crucial in audio coding that the tem- poral envelope is kept smooth when filter parameters are ...to coding the parameters b ...
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A Perceptual Model for Sinusoidal Audio Coding Based on Spectral Integration
... within audio coding applications over the past ...parametric coding techniques have been applied to general audio and this has created the need for a psychoacoustical model that is ...
13
MAP based Audio Coding Compensation for Speaker Recognition
... testing audio codecs are ...mismatched audio codecs in the linear prediction cepstrum coefficients, a method of MAP-based audio coding compensation for speaker recognition is ...coming ...
5
Context-based adaptive arithmetic coding in time and frequency domain for the lossless compression of audio coding parameters at variable rate
... arithmetic coding, the entropy coding method of an adaptive arithmetic coding technique with a time-frequency plane context model (both time and frequency domain are taken into account) was devel- ...
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Harmonic Enhancement in Low Bitrate Audio Coding Using an Efficient Long-Term Predictor
... proposes audio coding using an efficient long-term prediction method to enhance the perceptual quality of audio codecs to speech input signals at low ...
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Estimation and quantization of ICC-dependent phase parameters for parametric stereo audio coding
... Conventional parametric stereo (PS) audio coding employs inter-channel phase difference and overall phase difference as phase parameters. In this article, it is shown that those parameters cannot correctly ...
12
Wide-Band Audio Coding Based on Frequency-Domain Linear Prediction
... speech coding in which the signal is separated into the carrier modulated by the signal ...tonal audio signals), yields a codec that does not rely on the linear speech production model but rather uses ...
14
A memory efficient finite-state source coding algorithm for audio MDCT coefficients
... the coding performance is ...coefficients coding, was implemented and evaluated based on the Unified Speech and Audio Coding (USAC) ...
14
Expanded three-channel mid/side coding for three-dimensional multichannel audio systems
... Spatial Audio Object Coding (SAOC) for efficiently coding the multiple input spatial audio objects with interactive and personalized rendering ability ...parametric coding [13], which ...
13
Distortion-Free 1-Bit PWM Coding for Digital Audio Signals
... digital audio coding scheme for digital- to-analog conversion and full-digital amplification, it suffers from strong harmonic distortions, as opposed to benign non- harmonic artifacts present in analog PWM ...
12
A secure 2 layer lsb based audio steganography using huffman coding
... image, audio or video file over public ...MPEG audio coding, cropping, time shifting, filtering, resampling, requantization, etc, (Ahani et ...
7
Backward Adaptive and Quasi-Logarithmic Quantizer for Sub-Band Coding of Audio
... different coding schemes and bit allocations can be applied to each individual ...the coding schemes presented in [15] and [16], the coding scheme we design herein im- plements simple transformations ...
9
Design of Digital Audio Broadcasting (DAB) and DAB+ Adaptive Channel Decoder with Clock Gating Technique
... digital audio broadcasting ...transfer audio information efficiently in modern electronic systems, audio data needs to be ...DAB audio coding is designed to achieve errorless ...
5
Perceptual Coding of Audio Signals Using Adaptive Time-Frequency Transform
... existing audio coding techniques, the fundamental decomposition components or building blocks are in the frequency domain with corresponding energy as- sociated with ...
14
Intelligibility vs comprehension : understanding quality of accessible next generation audio broadcast
... Early Object-based approaches Dialogue Enhancement based on Spatial Audio Coding [11].. "MPEG-D spatial audio object coding for dialogue enhancement SAOC-DE." Audio Engineering Society C[r] ...
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Implementation of AAC Encoder for Audio Broadcasting
... multiple coding tools to achieve bit rate reduction. The coding tools described below are used in the main profile ...(Advanced Audio Coder) incorporates some very innovative technology in order to ...
5
Progressive Syntax Rich Coding of Multichannel Audio Sources
... the audio bitstream progressively is a highly desirable property for network ...2 audio supports fine grain bit rate scalability in the generic audio coder ...arithmetic coding (BSAC) tool, ...
13
Anthropomorphic Coding of Speech and Audio: A Model Inversion Approach
... and audio coding using an invertible auditory ...the audio signal is converted into an auditory representation using an invertible auditory ...
16
Parametric Coding of Stereo Audio
... low-bit-rate audio coding ...stereo audio coders (such as MPEG-1 layer 3 at a bit rate of 128 ...the coding scheme proposed here and BCC schemes reveals (at least) three important di ff er- ...
18
Mobile Diary & Data Management
... Advanced Audio Coding (AAC) is a standard- ized, loss compression and encoding scheme for digital ...Advanced Audio Coding (HE-AAC) which is part of MPEG-4 Audio is also adopted into ...
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