Search Results - "Koca, Mutlu"

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  1. 1

    Optical Spatial Modulation Over Atmospheric Turbulence Channels by Ozbilgin, Tugba, Koca, Mutlu

    Published in Journal of lightwave technology (01-06-2015)
    “…We present a novel multiple-input multiple-output (MIMO) optical modulation method combining antenna shift keying with joint pulse position and amplitude…”
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    Journal Article
  2. 2

    Design and analysis of energy efficient inter-tier interference coordination in heterogeneous networks by Altay, Can, Koca, Mutlu

    Published in Wireless networks (01-08-2021)
    “…Inter-tier interference coordination has been a vital design problem to ensure the edge-user service quality in heterogeneous networks. In this regard, the…”
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    Journal Article
  3. 3

    Dual-Polarized Spatial Modulation Over Correlated Fading Channels by Zafari, Golara, Koca, Mutlu, Sari, Hikmet

    Published in IEEE transactions on communications (01-03-2017)
    “…We address multiple-input multiple-output (MIMO) communication employing spatial modulation (SM) with dual-polarized (DP) antennas. The proposed architecture…”
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    Journal Article
  4. 4

    Iterative Frequency-Domain Channel Estimation and Equalization for Ultra-Wideband Systems with Short Cyclic Prefix by Bahçeci, Salim, Koca, Mutlu

    “…In impulse radio ultra-wideband (IR-UWB) systems where the channel lengths are on the order of a few hundred taps, conventional use of frequency-domain (FD)…”
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  5. 5

    Interference mitigation for non-orthogonal multiple access in heterogeneous networks by Altay, Can, Koca, Mutlu

    Published in Wireless networks (01-07-2023)
    “…Non-orthogonal multiple access (NOMA) technique is a promising alternative for enhancing network sum-rate while increasing the interference experienced by the…”
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    Journal Article
  6. 6

    Precoding for Spatial Modulation Against Correlated Fading Channels by Koca, Mutlu, Sari, Hikmet

    “…We present a precoding approach for spatial modulation to provide robustness against both the Rayleigh/ Rician fading effects and also spatial correlations…”
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  7. 7

    Iterative Frequency-Domain Channel Estimation and Equalization for Ultra-Wideband Systems with Short Cyclic Prefix by Bahçeci, Salim, Koca, Mutlu

    “…In impulse radio ultra-wideband (IR-UWB) systems where the channel lengths are on the order of a few hundred taps, conventional use of frequency-domain (FD)…”
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    Journal Article
  8. 8

    Tag-Side Preprocessing-Aided Spatial Modulation for Backscatter Communication by Kazemipourleilabadi, Negin, Koca, Mutlu

    Published in IEEE internet of things journal (01-07-2024)
    “…Backscatter communications (BCs) have gained significant attention in recent years, especially within the realm of Internet of Things (IoT), due to their…”
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  9. 9

    Precoding-Aided Spatial Modulation With Increased Robustness to Channel Correlations by Koca, Mutlu, Sari, Hikmet

    Published in IEEE communications letters (01-11-2017)
    “…We present a precoding approach for spatial modulation (SM) for increased robustness against spatial correlations over slow fading Rayleigh channels. This…”
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    Journal Article
  10. 10

    Impact of Block Coding on Age of Information in Centralized IoT: Insights From BEC and BSC by Kose, Alper, Atalik, Arda, Koca, Mutlu, Anarim, Emin

    Published in IEEE communications letters (01-07-2024)
    “…This work explores the age of information (AoI) impact of block coding with maximum-likelihood decoding (MLD), along with the consideration of polar coding…”
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  11. 11

    Physical Layer Security for Multi-User MIMO Visible Light Communication Systems With Generalized Space Shift Keying by Su, Nugman, Panayirci, Erdal, Koca, Mutlu, Yesilkaya, Anil, Poor, H. Vincent, Haas, Harald

    Published in IEEE transactions on communications (01-04-2021)
    “…We consider the physical layer security (PLS) of multi-user (MU) multiple-input-multiple-output visible light communication (VLC) systems with an eavesdropper…”
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  12. 12

    Graph-Theoretical Dynamic User Pairing for Downlink NOMA Systems by Kose, Alper, Koca, Mutlu, Anarim, Emin, Medard, Muriel, Gokcesu, Hakan

    Published in IEEE communications letters (01-10-2021)
    “…We propose a novel graph-theoretical dynamic user pairing strategy based on the user rate requirements in cellular networks employing non-orthogonal multiple…”
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  13. 13

    NOMA-2000 Versus PD-NOMA: An Outage Probability Comparison by Cosandal, Ismail, Koca, Mutlu, Biglieri, Ezio, Sari, Hikmet

    Published in IEEE communications letters (01-02-2021)
    “…Non-orthogonal multiple access (NOMA) is an emerging technique promising to accommodate the increasing data rate requirements of next generation networks. In…”
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  14. 14

    Frequency-Domain NOMA With Two Sets of Orthogonal Signal Waveforms by Maatouk, Ali, Caliskan, Ersoy, Koca, Mutlu, Assaad, Mohamad, Guan Gui, Sari, Hikmet

    Published in IEEE communications letters (01-05-2018)
    “…We present a non-orthogonal multiple access (NOMA) scheme based on combining orthogonal frequency-division multiple access and multi-carrier code-division…”
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  15. 15

    A Novel Scheduling Strategy in Priority-Aware IoT Networks for Age of Information Optimization by Sayinbas, Oguzhan, Kose, Alper, Koca, Mutlu, Anarim, Emin

    Published in IEEE communications letters (01-02-2024)
    “…We propose a novel scheduling strategy for prioritization-critical time-sensitive Internet of things (IoT) networks. The goal is to decrease the number of…”
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  16. 16

    Age of Information in Internet of Things: A Survey by Kahraman, Ibrahim, Kose, Alper, Koca, Mutlu, Anarim, Emin

    Published in IEEE internet of things journal (15-03-2024)
    “…In recent years, the increasing demand to see the status of objects over the internet leads to an increase in the number of Internet of things (IoT)…”
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  17. 17

    Spatial Modulation Aided Physical Layer Security for NOMA-VLC Systems by Panayirci, Erdal, Koca, Mutlu, Haas, Harald, Poor, H. Vincent

    Published in IEEE transactions on vehicular technology (01-08-2023)
    “…We consider the physical layer security (PLS) problem in multi-user non-orthogonal multiple access (NOMA) enabled multiple-input multiple-output (MIMO) visible…”
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  18. 18

    Impact of Network Coding on Age of Information in Multisource Multihop IoT Networks by Kahraman, Ibrahim, Kose, Alper, Koca, Mutlu, Anarim, Emin

    Published in IEEE internet of things journal (15-10-2024)
    “…We investigate the timeliness in delivering updates within a multisource multihop Internet of Things (IoT) network via multicast transmissions with or without…”
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  19. 19

    Polarization Diversity in MIMO Communication Over Atmospheric Turbulence Channels by Özbilgin, Tuğba, Koca, Mutlu

    Published in Journal of lightwave technology (01-09-2016)
    “…In this work we consider multiple-input multiple-output (MIMO) communication over atmospheric turbulence channels and propose two novel free space optical…”
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  20. 20

    Impact of Network Coding on Age of Information by Kose, Alper, Koca, Mutlu, Anarim, Emin

    Published in IEEE internet of things journal (15-03-2024)
    “…We consider the timeliness in delivering an update consisting of multiple message packets to multiple users via multicast transmissions with or without…”
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    Journal Article