Results 21 to 30 of about 12,277 (211)

Precoding for the AWGN Channel with Discrete Interference [PDF]

open access: yes2007 IEEE International Symposium on Information Theory, 2007
5 pages, 3 figures, presented at ISIT 2007. In section 2, a new upper bound is obtained for the cardinality of the auxiliary random variable in the Shannon's capacity formula for the channel with causal side information at the ...
Hamidreza Farmanbar, Amir K. Khandani
openaire   +7 more sources

Space-Time Block Coded and IQ-interleaved TCM, TTCM, BICM and BICM-ID Assisted OFDM [PDF]

open access: yes, 2003
Space-Time Block Coded (STBC) In-phase Quadrature-phase (IQ)-interleaved Coded Modulation (CM) schemes are proposed for Orthogonal Frequency Division Multiplexing (OFDM).
Ng, S.X.   +5 more
core   +2 more sources

Probabilistic Shaping for the AWGN Channel

open access: yesCoRR, 2023
In this report, we study communication over an additive white Gaussian noise channel with a fixed signal constellation. We measure how much information we can send through this channel and how to improve the rate of communication by changing the input probability distribution.
openaire   +3 more sources

On sequential frame synchronization in AWGN channels [PDF]

open access: yesIEEE Transactions on Communications, 2006
We present a framework for the analysis of frame synchronization based on synchronization words (SWs), where the detection is based on the following sequential algorithm. The received samples are observed over a window of length equal to the SW; over this window, a metric (e.g., correlation) is computed; an SW is declared if the computed metric is ...
Marco Chiani, Maria G. Martini
openaire   +6 more sources

Fuchsian codes for AWGN channels

open access: yesCoRR, 2013
This is an extended version of a work with the same title which has been already published in the Proceedings of the Workshop on Cryptography and Coding Theory (Bergen, 2013). I particular, it contains extra material on the generation of the constellation.
Remón Adell, Diónis   +3 more
openaire   +5 more sources

Capacity of the AWGN channel with random battery recharges [PDF]

open access: yes2015 IEEE International Symposium on Information Theory (ISIT), 2015
We consider communication over the AWGN channel with a transmitter whose battery is recharged with RF energy transfer at random times known to the receiver. We assume that the recharging process is i.i.d. Bernoulli. We characterize the capacity of this channel as the limit of an $n$-letter maximum mutual information rate under both causal and noncausal
Dor Shaviv, Ayfer Özgür
openaire   +4 more sources

On the Capacity of the AWGN Channel With Additive Radar Interference [PDF]

open access: yesIEEE Transactions on Communications, 2016
This paper investigates the capacity of a communications channel that, in addition to additive white Gaussian noise, also suffers from interference caused by a co-existing radar transmission. The radar interference (of short duty-cycle and of much wider bandwidth than the intended communication signal) is modeled as an additive term whose amplitude is ...
Sara Shahi   +2 more
openaire   +4 more sources

Adaptation strategies for applying awgn-based denoiser to realistic noise

open access: yes, 2019
Discriminative learning based denoising model trained with Additive White Gaussian Noise (AWGN) performs well on synthesized noise. However, realistic noise can be spatial-variant, signal-dependent and a mixture of complicated noises.
Huang, Haibin   +4 more
core   +5 more sources

On Lattice Sequential Decoding for the Unconstrained AWGN Channel [PDF]

open access: yesIEEE Transactions on Communications, 2013
In this paper, the performance limits and the computational complexity of the lattice sequential decoder are analyzed for the unconstrained additive white Gaussian noise channel. The performance analysis available in the literature for such a channel has been studied only under the use of the minimum Euclidean distance decoder that is commonly referred
Walid Abediseid, Mohamed-Slim Alouini
openaire   +3 more sources

Covert communication with finite blocklength in AWGN channels [PDF]

open access: yes2017 IEEE International Conference on Communications (ICC), 2017
Accepted by IEEE ICC ...
Shihao Yan   +3 more
openaire   +2 more sources

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