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Bandwidth extension

Bandwidth extension of signal is defined as the deliberate process of expanding the frequency range (bandwidth) of a signal in which it contains an… 
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Related topics

Related topics

9 relations
Advanced Audio CodingAliasingBandwidth (signal processing)G.729.1

Broader (1)

Information theory

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2016
2016
Recurrent neural network for spectral mapping in speech bandwidth extension
We present a recurrent neural network (RNN) based speech bandwidth extension (BWE) method. The conventional Gaussian mixture… 
2014
2014
An 8-32 GHz Frequency Synthesizer based on a Wideband VCO Array with Bandwidth Extension Stage
This paper proposes a wideband signal source covering a bandwidth of two octaves from 8 GHz to 32 GHz. The system is based on an… 
2014
2014
Frequency-domain bandwidth extension for low-delay audio coding applications
MPEG-4 Spectral Band Replication (SBR) is a sophisticated high-frequency reconstruction (HFR) tool for speech and natural audio… 
2013
2013
Design of Compact Zeroth-Order Resonant Antenna Based on CRLH TL
Metamaterial (MTM) Based Antennas are class of antennas inspired by metamaterials to enhance the capability of antenna.One of the… 
2010
2010
Bandwidth extension of UWB planar antenna with band-notched characteristics
In this paper, an ultra-wideband (UWB) antenna with a band notched filter is proposed. The transmission range of this antenna… 
2010
2010
A COMPREHENSIVE ANALYSIS OF LTE PHYSICAL LAYER
The 3 rd Generation Partnership Project (3GPP) introduced Long Term Evolution (LTE) as the 3 rd generation of mobile… 
2009
2009
Speaker-and Language Dependency of Artificial Bandwidth Extension
Artificial bandwidth extension techniques can be employed in mobile terminals to improve the intelligibility and quality of the… 
Review
2008
Review
2008
Beyond Wideband Telephony — Bandwidth Extension for Super-Wideband Speech
Driven by the market success of high-quality Voice over IP technology, the introduction of wideband telephony with an acoustic… 
2005
2005
Design and prototype development of MIMO-OFDM for next generation wireless LAN
Multiple input multiple output-orthogonal frequency division multiplexing (MIMO-OFDM) is regarded as a promising technology… 
2005
2005
Bandwidth Extension of Narrowband Speech using Soft-decision Vector Quantization
Vector quantization (VQ) is normally used to extend the spectral envelope of narrowband speech into that of the wideband speech… 
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