Electrical Engineering: المرسلات الحديثة
السجلات المعروضة 881 -- 900 من 2649
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Conformal circular patch antenna array design for use in jet engines
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)A novel low profile two elements array of circular patch antenna is designed, analyzed and simulated for wireless sensor applications in extremly harsh environments like jet engines. The designed antenna is simulated using ... -
ViDMASK dataset for face mask detection with social distance measurement
( Elsevier B.V. , 2022 , Article)The COVID-19 outbreak has extenuated the need for a monitoring system that can monitor face mask adherence and social distancing with the use of AI. With the existing video surveillance systems as base, a deep learning ... -
The Role of 5G/6G Networks in Building Sustainable and Energy-Efficient Smart Cities
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Conference Paper)Future wireless networks aim to provide high-energy efficiency, high spectral efficiency, low cost, and support a massive number of connected devices in prospect the evolution of Internet of Things (IoT) and smart cities. ... -
Time-frequency compressed spectrum sensing in cognitive radios
( Institute of Electrical and Electronics Engineers Inc. , 2013 , Conference Paper)In this paper, we investigate the use of time-frequency analysis for improvement of spectrum sensing in cognitive radios and exploit compressed sensing (sampling) to reduce the extremely high sampling rate of signal in ... -
SFET-based multiple antenna spectrum sensing using the second order moments of eigenvalues
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)In this paper, we propose a new detector for multiantenna spectrum sensing in cognitive radios (CR) by exploiting the Separating Function Estimation Test (SFET) framework. Specifically, we consider a blind scenario for ... -
Throughput maximization via adjusting packet size of a buffered cognitive radio user
( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)In this paper, we investigate a cognitive scenario with one secondary user and one primary user. Users are assumed to be buffered terminals. Each user has certain arrival rate with certain packet size. We propose a scheme ... -
Statistical analysis of electromagnetic field inside a jet engine using the reverberation chamber approach
( Electromagnetics Academy , 2012 , Article)In this paper, the electromagnetic field distribution inside a jet engine is studied through full wave analysis. Results are statistically analyzed by comparisons to the models used for the reverberation chamber with a ... -
The effect of additional statistical side information on multiple antenna spectrum sensing
(2012 , Conference Paper)In this paper, we consider the problem of multiple antenna spectrum sensing in Cognitive Radios (CR) when some or all parameters are unknown. The Generalized Likelihood Ratio (GLR) test is the convectional method to solve ... -
Towards Information Theoretic Interpretation of Practical Ciphers
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)In spite of the wide spread of practical crypto- systems and ciphers nowadays, they still lack a unique metric to measure the secrecy level they provide. Their strength is measured in an ad-hoc way by exposing them to ... -
Transmit and receive cooperative cognition: Protocol design and stability analysis
( IEEE Computer Society , 2013 , Conference Paper)In this paper, we investigate the stability of a cooperative cognitive system. We propose a cooperative secondary transmitter-receiver system (CSTR), where, the secondary transmitter (ST) and the secondary receiver (SR) ... -
Spectrum-aggregating cognitive multi-antenna user with multiple primary users
( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)We investigate a cognitive radio scenario involving a single cognitive transmitter equipped with K antennas sharing the spectrum with M primary users (PUs) transmitting over orthogonal bands. Each terminal has a queue to ... -
Secure Spatial Multiple Access Using Directional Modulation
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)In this paper, we introduce a secure multiple access scheme, which exploits the multipath structure of the channel to create a multi-user interference environment. The generated interference enables legitimate users to ... -
Order Statistics-Based Design of UWB Receivers
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)We propose a non-coherent ultra-wideband (UWB) receiver that leverages a single-sample-per-pulse threshold approach to detect the transmitted symbol and is capable of mitigating the impact of impulse noise. Unlike classical ... -
Secure Transmission of IoT mHealth Patient Monitoring Data from Remote Areas Using DTN
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)In remote rural areas without continuous Internet connectivity, it is hard to envisage the use of mHealth applications for remote patient monitoring. In such areas, patients need to travel long distances to reach the nearest ... -
Optimization of collaborative spectrum sensing with limited time resource
( Springer Verlag , 2015 , Conference Paper)In this paper, Cognitive Radios (CRs) collaborate in spectrum sensing to detect random signals corrupted by Gaussian noise. Our analysis is based on a limited time resource assumption. This implies that the time resource ... -
Protocol design and stability analysis of cooperative cognitive radio users
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)A single cognitive radio transmitter-receiver pair shares the spectrum with two primary users communicating with their respective receivers. Each primary user has a local traffic queue, whereas the cognitive user has three ... -
Optimal power allocation and relay selection in two-way multi-relay cooperative communication
(2013 , Conference Paper)In this paper, we investigate the power allocation in two-way multi-relay assisted cooperative network in which the relays operate in decode-and-forward (DF) protocol. In the proposed method for choosing the best relay ... -
On the synergistic benefits of alternating CSIT for X channel within a four-symbol channel extension
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)In this paper, we investigate the degrees of freedom (DoF) of the two-user single input single output (SISO) X channel with alternating channel state information at the transmitters (CSIT). Three cases are considered for ... -
Probabilistic band-splitting for a buffered cooperative cognitive terminal
( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)In this paper, we propose a cognitive protocol that involves cooperation between the primary and secondary users. In addition to its own queue, the secondary user (SU) has a queue to store, and then relay, the undelivered ... -
Packet relaying control in sensing-based spectrum sharing systems
(2013 , Conference Paper)Cognitive relaying has been introduced for opportunistic spectrum access systems by which a secondary node forwards primary packets whenever the primary link faces an outage condition. For spectrum sharing systems, cognitive ...