Güncel Gönderiler: Mühendislik Fakültesi / Faculty of Engineering
Toplam kayıt 289, listelenen: 161-180
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Non-coherent OFDM-subcarrier power modulation for low complexity and high throughput IoT applications
(RS Open Journal on Innovative Communication Technologies, 2020)Aiming to reduce the transceiver complexity and power consumption of communication systems dedicated to serving future Internet of Things (IoT) applications, researchers have taken many approaches with varying degrees of ... -
Massive MIMO channel prediction using recurrent neural networks
(RS Open Journal on Innovative Communication Technologies, 2020)Massive MIMO has been classified as one of the high potential wireless communication technologies due to its unique abilities such as high user capacity, increased spectral density, and diversity among others. Due to the ... -
New physical layer key generation dimensions: subcarrier indices/positions-based key generation
(IEEE Communications Letters, 2021)In this letter, novel algorithms for secret key generation from the wireless channel in multi-carrier systems are proposed for ensuring the confidentiality and authentication in wireless communication systems. The novelty ... -
An inclusive survey of contactless wireless sensing: a technology used for remotely monitoring vital signs has the potential to combating COVID-19
(RS Open Journal on Innovative Communication Technologies, 2020)With the Coronavirus pandemic showing no signs of abating, companies and governments around the world are spending millions of dollars to develop contactless sensor technologies that minimize the need for physical interactions ... -
A novel small-scale nonorthogonal communication technique using auxiliary signal superposition with enhanced security for future wireless networks
(RS Open Journal on Innovative Communication Technologies, 2020)In this work, an advanced novel small-scale non-orthogonal communication technique utilizing physical layer security (PLS) for enhanced security and reliability for two users is proposed. This work is motivated by current ... -
An advanced non-orthogonal multiple access security technique for future wireless communication networks
(RS Open Journal on Innovative Communication Technologies, 2020)The future wireless communication systems demand much more enhanced security and reliability compared to currently deployed systems. In this work, we propose a much simpler yet more efficient physical layer security (PLS) ... -
Multiple MIMO with joint block antenna number modulation and adaptive antenna selection for future wireless systems
(RS Open Journal on Innovative Communication Technologies, 2020)Multiple MIMO with joint block Antenna Number Modulation (M-MIMO-ANM) is proposed in this paper as a novel transmission method that exploits the features of both Massive Multiple Input Multiple Output (M-MIMO) and Antenna ... -
New non-orthogonal transmission schemes for achieving highly efficient, reliable, and secure multi-user communications
(RS Open Journal on Innovative Communication Technologies, 2020)Next-generation wireless communication paradigms demand poperties such as high reliability, low power consumption, and enhanced security. Also, the ever-increasing demand for better wireless services has led to the continuous ... -
Signal space diversity for improving the reliability performance of OFDM with subcarrier power modulation
(RS Open Journal on Innovative Communication Technologies, 2021)As the demand for higher data rates continues to increase exponentially, there is a shift towards exploring contemporary techniques that are likely to offer higher spectral efficiency. A new modulation technique termed as ... -
Novel nonorthogonal multi-access method for multi-user MIMO with antenna number modulation
(RS Open Journal on Innovative Communication Technologies, 2021)Multiple Input Multiple Output with Antenna Number Modulation and Adaptive Antenna Selection (MIMO-ANM-AAS) has recently been proposed as an effective transmission method that can make the selection of antennas to be both ... -
NC-OFDM-SPM: a two-dimensional non-coherent modulation scheme for achieving the coherent performance of OFDM along with sending an additional data-stream
(RS Open Journal on Innovative Communication Technologies, 2021)A promising candidate solution for reducing complexity in future wireless systems is the use of non-coherent designs; however, it is very well known in the literature that non-coherent schemes perform worse than their ... -
Hybrid MIMO: a new transmission method for simultaneously achieving spatial multiplexing and diversity gains in MIMO systems
(RS Open Journal on Innovative Communication Technologies, 2021)Multiple input multiple output (MIMO) technology has evolved over the past few years into a technology with great potential to drive the direction of future wireless communications. MIMO technology has become a solid reality ... -
OFDM with hybrid number and Index modulation
(IEEE Access, 2020)A novel transmission scheme is introduced for efficient data transmission by conveying additional information bits through jointly changing the index and number of active subcarriers within each orthogonal frequency division ... -
Orthogonal frequency division multiplexing with subcarrier power modulation for doubling the spectral efficiency of 6G and beyond networks
(Transactions on Emerging Telecommunications Technologies, 2020)With the emergence of new applications (eg, extended reality [XR] and haptics), which require to be simultaneously served not just with low latency and sufficient reliability, but also with high spectral efficiency, future ... -
Multi-cell, multi-user, and multi-carrier secure communication using non-orthogonal signals’ superposition with dual-transmission for IoT in 6G and beyond
(RS Open Journal on Innovative Communication Technologies, 2021)Considering the advancements of the internet of things (IoT) in 6G and beyond communications, data transmission security in IoT devices has received extensive interest because of their significant features, such as low ... -
Performance of the whale optimization algorithm in space steel frame optimization problems
(6th International Conference on Harmony Search, Soft Computing and Applications, 2020)Frame optimization that contains highly non-linear and irregular functions and discrete design variables is one of the most challenging optimization problems. Therefore, gradient-based optimization techniques cannot be ... -
Drones Path Planning for Collaborative Data Collection in ITS
(CRC Press, Taylor & Francis Group, 2019)Unmanned aerial vehicles (UAVs) are used to physically interact with humans and urgent data collection in a shared workspace. They are flying collaborative robots that can be remotely supervised through a software-controlled ... -
Selection industry 4.0 maturity model using fuzzy and intuitionistic fuzzy topsis methods for a solar cell manufacturing company
(Soft Computing, 2021)Maturity models help organizations identify the processes of transformation and needs by analyzing the current situation of production systems. Within the scope of Industry 4.0, in this study, several maturity models are ... -
Estimation of urban imperviousness and its impacts on flashfloods in Gazipaşa, Turkey
(Knowledge-Based Engineering and Sciences, 2021)The paper examines flooding issues under rapid urbanization in Gazipasa city during the past seven years 2013-2019. The Storm Water Management Model (SWMM) integrated with the satellite images representing temporal variation ... -
On Einstein Finsler metrics
(World Scientific Publishing Company, 2021)In this paper, we study Finsler metrics expressed in terms of a Riemannian metric, a 1-form, and its norm and find equations with sufficient conditions for such Finsler metrics to become Ricci-flat. Using certain ...
