Browsing by Subject "Decoding"
Now showing items 1-20 of 24
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A performance study of dual-hop transmissions with fixed gain relays
( IEEE , 2004 , Article)This letter presents a study on the end-to-end performance of dual-hop wireless communication systems equipped with nonregenerative fixed gain relays and operating over flat Rayleigh-fading channels. More specifically, it ... -
Cooperative cognitive relaying under primary and secondary quality of service satisfaction
( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)This paper proposes a new cooperative protocol which involves cooperation between primary and secondary users. We consider a cognitive setting with one primary user (PU) and multIPle secondary users (SUs). The time resource ... -
Cooperative communications scheme with interference management under ICI for OFDM LTE-A systems
( IEEE Computer Society , 2013 , Conference Paper)In long term evolution (LTE) systems, the achievable cell spectral efficiency is often limited by the inter carrier interference (ICI) or coverage shortage of base stations. Hence, in LTE-Advanced, cooperative communication ... -
Encoder-decoder architecture for ultrasound IMC segmentation and cIMT measurement
( MDPI , 2021 , Article)Cardiovascular diseases (CVDs) have shown a huge impact on the number of deaths in the world. Thus, common carotid artery (CCA) segmentation and intima-media thickness (IMT) measurements have been significantly implemented ... -
End-to-end performance of transmission systems with relays over Rayleigh-fading channels
( IEEE , 2003 , Article)End-to-end performance of two-hops wireless communication systems with nonregenerative relays over flat Rayleigh-fading channels is presented. This is accomplished by deriving and applying some new closed-form expressions ... -
I/Q imbalance and loop-back self interference effects in full-duplex OFDM DF relays
( IEEE , 2015 , Conference Paper)We analyze the outage probability of dual-hop full-duplex decode-and-forward relaying for an orthogonal frequency division multiplexing system in the presence of I/Q imbalance. We derive accurate analytical approximations ... -
Inter-relay interference cancellation for wireless multi-user multi-decode-and-forward relay networks
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)In this paper, a cooperative communication scheme with inter-relay interference (IRI) cancellation is proposed for wireless multi-user multi-decode-and-forward (DF) relay networks. The scheme is based on a DF half-duplex ... -
Inter-relay Interference management schemes for multi-user cooperative wireless networks
( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)In this paper, two cooperative communications schemes with inter-relay interference (IRI) management are proposed for multi-user wireless networks. The first scheme (Interference management at relay station (IMR)) uses the ... -
Inter-relay interference management schemes for wireless multi-user decode-and-forward relay networks
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Article)In this paper, two cooperative communications schemes with inter-relay interference (IRI) management are proposed for wireless multi-user decode-and-forward (DF) relay networks. The schemes are based on a DF half-duplex ... -
Joint optimal threshold-based relaying and ml detection in network-coded two-way relay channels
( Institute of Electrical and Electronics Engineers Inc. , 2012 , Article)In this paper, we address the problem of joint optimal threshold-based relaying and maximum likelihood (ML) detection in network-coded cooperative systems. The purpose of using threshold-based relaying is to circumvent the ... -
Modified Alamouti decoding for highly selective channels for LTE systems
( IEEE , 2012 , Conference Paper)In this contribution, we propose an improvement of Alamouti coding for equalization of space-time block code multiple-input multiple-output (MIMO) orthogonal frequency-division multiplexing (OFDM) over highly-selective ... -
Multimodal deep learning approach for Joint EEG-EMG Data compression and classification
( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference Paper)In this paper, we present a joint compression and classification approach of EEG and EMG signals using a deep learning approach. Specifically, we build our system based on the deep autoencoder architecture which is designed ... -
Novel Ternary Adder and Multiplier Designs without Using Decoders or Encoders
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)Multiple-Valued Logic systems present significant improvements in terms of energy consumption over binary logic systems. This paper proposes new ternary combinational digital circuits that reduce energy consumption in ... -
On I/Q imbalance effects in full-duplex OFDM decode-and-forward relays
( IEEE , 2014 , Conference Paper)We analyze the outage probability of dual-hop full-duplex decode-and-forward relaying for an orthogonal frequency division multiplexing system in the presence of I/Q imbalance. We derive accurate analytical approximations ... -
Optimization of effective area spectral efficiency for wireless communications systems under Nakagami-m fading channels
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)In this paper, we present an optimization of the effective area spectral efficiency (EASE) metric for point-to-point transmission systems, and decode-and-forward (DF) relaying communications networks under Nakagami-m fading ... -
Outage performance of incremental relaying networks with OFDM subcarriers mapping schemes
( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)The scarcity of radio resources coupled with the high data rate demands in the last few years, induced incremental relaying techniques one of the most promising technologies. This is simply because it allows reaping spatial ... -
Outage performance of multi-hop hybrid FSO/RF communication systems
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)In this paper, five scenarios are considered for the realization of a multi-hop hybrid free-space optical/radio frequency (FSO/RF) communication system with decode-and-forward (DF) relaying, and analytical outage probability ... -
Performance analysis of cooperative communication system with feedback delay and channel estimation error
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)In this paper, we investigate the impact of feedback delay and channel estimation error (CEE) on the performance of wireless multi-user decode-and-forward (DF) relay systems in independent and non identically distributed ... -
Performance analysis of relay assignment schemes for cooperative networks with multiple source-destination pairs
( IEEE , 2012 , Article)In this paper, we consider two relay assignment schemes for cooperative networks comprising multiple source-destination pairs. Both schemes are based on the max-min criterion and aim at achieving the maximum spatial diversity ... -
Relay selection schemes to minimise outage in wireless powered communication networks
( Institution of Engineering and Technology , 2016 , Article)In this study, the authors discuss relay selection schemes with the objective to minimise outage probability for a network consisting of a single source, multiple relays and a single destination. The relays are powered by ...