Results 131 to 140 of about 15,151 (141)

The international society of vascular behavioural and cognitive disorders: highlights from VasCog 2025 in the UK. [PDF]

open access: yesCereb Circ Cogn Behav
Marseglia A   +17 more
europepmc   +1 more source

Influence of phylogenetic proximity on children's empathy towards other species. [PDF]

open access: yesSci Rep
Dollion N   +4 more
europepmc   +1 more source

Evaluation of the PTS PAPR Reduction Technique with the Hammerstein-Wiener Predistortion Model in Amplify-and-Forward (AF), Decode-and-Forward (DF) Relaying Systems over Asymmetric Channels

2021 International Electronics Symposium (IES), 2021
In this paper, we propose and evaluate the joint PAPR reduction with Partial Transmit Sequence (PTS) scheme and predistortion technique at source in cooperative communication systems based Amplify-and-Forward (AF), Decode-and-Forward (DF) protocol over asymmetric channel.
Muhammad Naufal Saniar   +3 more
openaire   +1 more source

Adaptive Modulation in Decode-and-Forward (DF) Cooperative Communications

2012 IEEE 75th Vehicular Technology Conference (VTC Spring), 2012
In this work, we will focus on which modulation scheme should be supported given the knowledge of SNRs of all links in a simple DF cooperative communication system where only one relay is present. Two rules are proposed, namely the exact rule and the approximate rules. The exact rule is derived based on the exact SER.
Chih-Yung Song   +2 more
openaire   +1 more source

Recovering Multiplexing Loss through Concurrent Decode-and-Forward (DF) Relaying

Wireless Personal Communications, 2007
In this paper, we develop a novel digital cooperative diversity transmission protocol for a two-source scenario by combining the two sources' two classic decode-and-forward (DF) relaying steps and using 2L + 1 time slots to transmit L codewords from each source.
Chao Wang, Yijia Fan, John S. Thompson
openaire   +1 more source

Link Adaptive One-Way Decode and Forward (DF) Relaying With Orthogonal Frequency Division Multiplexing (OFDM)

Materials Today: Proceedings, 2016
In this paper, link adaptive one-way decode and forward (DF) relaying with Orthogonal Frequency Division Multiplexing (OFDM) is proposed. The relay, in the proposed system, adapts the power level of each sub-carrier according to power scaling factor which is obtained from source-relay and relay-destination fading parameters.
Mete Yildirim, Hacı İlhan
openaire   +1 more source

Static hybrid amplify and forward (AF) and decode and forward (DF) relaying for cooperative systems

Physical Communication, 2011
Abstract In this paper, we propose a static hybrid amplify and forward (AF) and decode and forward (DF) relaying protocol for cooperative systems. In such a scheme, relays close to the source amplify the received signal whereas the remaining relays transmit only if they decode correctly.
openaire   +1 more source

Relay Selection and Power Allocation Strategy for Decode-and-Forward (DF) Cooperative Relay Network Based on Buyer/Seller Game

Journal of Electronics & Information Technology, 2010
Feng Ke   +3 more
openaire   +1 more source

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