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Bandwidth expansion
Bandwidth expansion is a technique for widening the bandwidth or the resonances in an LPC filter. This is done by moving all the poles towards the…
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Related topics
6 relations
Bandwidth (signal processing)
Code-excited linear prediction
Digital filter
Lag windowing
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Signal processing
Papers overview
Semantic Scholar uses AI to extract papers important to this topic.
2011
2011
Significance of speaker information in wideband speech
Gayadhar Pradhan
,
S. R. Mahadeva Prasanna
National Conference on Communications
2011
Corpus ID: 6752866
In this work, speech signal having information up to 4 kHz is termed as narrowband (NB) speech and the other having information…
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Highly Cited
2009
Highly Cited
2009
Time-Frequency Coherent Modulation Filtering of Nonstationary Signals
P. Clark
,
L. Atlas
IEEE Transactions on Signal Processing
2009
Corpus ID: 6619739
Modulation filtering is a class of techniques for filtering slowly-varying modulation envelopes of frequency subbands of a signal…
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2009
2009
Reducing the drive signal bandwidths of EER microwave power amplifiers
A. K. Mustafa
,
V. Bassoo
,
M. Faulkner
IEEE MTT-S International Microwave Symposium…
2009
Corpus ID: 31585503
High efficiency and linearity can be achieved using Kahn's envelope elimination and restoration (EER) technique. However, when…
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2007
2007
Power Constrained Channel Optimized Vector Quantizers used for Bandwidth Expansion
Pål Anders Floor
,
T. Ramstad
,
Niklas Wernersson
International Symposium on Wireless Communication…
2007
Corpus ID: 235905
This paper deals with algorithms for determining well performing bandwidth expanding joint source-channel coding (JSCC) systems…
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2007
2007
Duality between Broadcasting with Bandwidth Expansion and Bandwidth Compression
K. Narayanan
,
G. Caire
,
M. P. Wilson
IEEE International Symposium on Information…
2007
Corpus ID: 15872534
We consider the problem of broadcasting kldr samples of an independent identically distributed (i.i.d) Gaussian source to two…
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2007
2007
Rate and Power Allocation for Layered Transmission With Superposition Coding
F. Etemadi
,
H. Jafarkhani
IEEE Signal Processing Letters
2007
Corpus ID: 10920388
We consider layered transmission of a Gaussian source over a quasi-static fading channel. A broadcast strategy is used in which…
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2006
2006
Bandwidth Expansion Shannon Mapping for Analog Error-Control Coding
Xiaodong Cai
,
J. Modestino
Annual Conference on Information Sciences and…
2006
Corpus ID: 1596089
Based on an initial idea of Shannon, we investigate an approach, named Shannon mapping, for transmission of analog messages, that…
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2004
2004
Interleaved orthogonal frequency division multiplexing (IOFDM) system
V. Prasad
,
K.V.S. Hari
IEEE Transactions on Signal Processing
2004
Corpus ID: 15215850
In orthogonal frequency division multiplexing (OFDM) systems, for every block of K data samples, an overhead of L samples of…
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1999
1999
Performance of CDMA systems with low-rate coding and interference cancellation
P. Frenger
,
P. Orten
,
Tony Ottosson Gadd
1999
Corpus ID: 13977995
ABSTRACT The performance of a CDMA system employ-ing very low-rate maximum free distance codes for com-bined coding and spreading…
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1990
1990
Hybrid trellis-coded 8/4-PSK modulation systems
C. Sundberg
,
J. Hagenauer
IEEE Transactions on Communications
1990
Corpus ID: 26403040
By using codes of rate 2/3 followed by 8-PSK modulation, a gain of 3-6 dB is obtained over uncoded 4-PSK, for an ideal coherent…
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