Browsing by Author "Basar, Ertugrul"
Now showing items 1-20 of 22
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A New Technique for OFDM: OFDM-Index Modulation
In this study a novel scheme called orthogonal frequency division multiplexing with index modulation (OFDMIM) is proposed for frequency selective channels. In this scheme the information is conveyed not only by only M -ary ...
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A Reliable Successive Relaying Protocol
Authors:Basar, Ertugrul; Aygölü, Ümit; Panayirci, Erdal; Poor, H. Vincent
Publisher and Date:(IEEE-INST Electrical Electronics Engineers Inc, 2014)Successive relaying has recently emerged as an effective technique for cooperative networks and provides significant improvements in bandwidth efficiency over traditional relaying techniques ;however to achieve full-diversity ...
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Generalized LED Index Modulation Optical OFDM for MIMO Visible Light Communications Systems
Authors:Basar, Ertugrul; Panayirci, Erdal; Uysal, Murat; Haas, Harald
Publisher and Date:(IEEE, 2016)In this paper we propose a generalized light emitting diode (LED) index modulation scheme for multiple input multiple output-orthogonal frequency division multiplexing (MIMO-OFDM) visible light communications (VLC) systems. ...
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Interpolation Based Pilot-Aided Channel Estimation for STBC Spatial Modulation and Performance Analysis Under Imperfect CSI
Authors:Acar, Yusuf; Dogan, Hakan; Basar, Ertugrul; Panayirci, Erdal
Publisher and Date:(Inst Engineering Technology-IET, 2016)A combination of space-time block coding and spatial modulation (STBC-SM) has been recently proposed for multiple input-multiple output systems to obtain both spatial diversity gain and more capacity simultaneously while ...
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New Trellis Code Design for Spatial Modulation
Authors:Basar, Ertugrul; Aygölü, Ümit; Panayirci, Erdal; Poor, H. Vincent
Publisher and Date:(IEEE-INST Electrical Electronics Engineers Inc, 2011)Spatial modulation (SM) in which multiple antennas are used to convey information besides the conventional M-ary signal constellations is a new multiple-input multiple-output (MIMO) transmission technique which has recently ...
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Optical MIMO-OFDM With Generalized LED Index Modulation
Authors:Yeşilkaya, Anıl; Basar, Ertugrul; Miramirkhani, Farshad; Panayirci, Erdal; Uysal, Murat; Haas, Harald
Publisher and Date:(IEEE-INST Electrical Electronics Engineers Inc, 2017)Visible light communications (VLC) is a promising and uncharted new technology for the next generation of wireless communication systems. This paper proposes a novel generalized light emitting diode (LED) index modulation ...
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Optical OFDM with Index Modulation for Visible Light Communications
In this paper we propose optical orthogonal frequency division multiplexing with index modulation (O-OFDM-IM) for visible light communications (VLC) systems employing light emitting diodes (LEDs) and photodetectors (PDs). ...
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Optical Spatial Modulation OFDM System Design
In this paper a new optical orthogonal frequency division multiplexing (OFDM) method is proposed for multiple-input multiple-output (MIMO) visible light communications (VLC) systems. In the new scheme non-DC biased optical ...
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Optical Spatial Modulation OFDM System Design [Optik Uzaysal Modülasyonlu OFDM Sistem Tasarımı]
Authors:Cihan, Salih Bilge; Basar, Ertugrul; Panayirci, Erdal
Publisher and Date:(Institute of Electrical and Electronics Engineers Inc., 2016)In this paper a new optical orthogonal frequency division multiplexing (OFDM) method is proposed for multiple-input multiple-output (MIMO) visible light communications (VLC) systems. In the new scheme non-DC biased optical ...
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Orthogonal frequency division multiplexing with index modulation
Authors:Basar, Ertugrul; Aygölü, Ümit; Panayirci, Erdal; Poor, H. Vincent
Publisher and Date:(IEEE, 2012)In this paper a novel orthogonal frequency division multiplexing (OFDM) scheme which is called OFDM with index modulation (OFDM-IM) is proposed for frequency-selective fading channels. In this scheme inspiring from the ...
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Orthogonal Frequency Division Multiplexing With Index Modulation
Authors:Basar, Ertugrul; Aygölü, Ümit; Panayirci, Erdal; Poor, H. Vincent
Publisher and Date:(IEEE-INST Electrical Electronics Engineers Inc, 2013)In this paper a novel orthogonal frequency division multiplexing (OFDM) scheme called OFDM with index modulation (OFDM-IM) is proposed for operation over frequency-selective and rapidly time-varying fading channels. In ...
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Orthogonal Frequency Division Multiplexing with Index Modulation in the Presence of High Mobility
In this paper a novel orthogonal frequency division multiplexing (OFDM) scheme which is called OFDM with index modulation (OFDM-IM) is proposed for frequency-selective fading channels in the presence of high mobility. In ...
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Performance of MIMO Enhanced Unipolar OFDM with Realistic Indoor Visible Light Channel Models
Authors:Yeşilkaya, Anıl; Miramirkhani, Farshad; Basar, Ertugrul; Panayirci, Erdal; Uysal, Murat
Publisher and Date:(IEEE, 2016)Visible light communication (VLC) involves the dual use of illumination infrastructure for high speed wireless access. Designing such optical based communication systems realistic indoor optical channel modeling becomes ...
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Performance of spatial modulation in the presence of channel estimation errors
Authors:Basar, Ertugrul; Aygölü, Ümit; Panayirci, Erdal; Poor, H. Vincent
Publisher and Date:(IEEE-INST Electrical Electronics Engineers Inc, 2012)This work investigates the negative effects of channel estimation errors on the performance of spatial modulation (SM) when operating over flat Rayleigh fading channels. The pairwise error probability of the SM scheme is ...
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Reliable Two-Path Successive Relaying
Authors:Basar, Ertugrul; Aygölü, Ümit; Panayirci, Erdal; Poor, H. Vincent
Publisher and Date:(IEEE, 2013)Emerging two-path successive relaying protocols generally rely on error-free source-relay channels and/or interference-free inter-relay channels to achieve high-rate and full-diversity. In this paper by removing these ...
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Reliable two-path successive relaying
Emerging two-path successive relaying protocols generally rely on error-free source-relay channels and/or interference-free inter-relay channels to achieve high-rate and full-diversity. In this paper by removing these ...
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Space-Time Block Coded Spatial Modulation
Authors:Basar, Ertugrul; Aygölü, Ümit; Panayirci, Erdal; Poor, H. Vincent
Publisher and Date:(IEEE-INST Electrical Electronics Engineers Inc, 2011)A novel multiple-input multiple-output (MIMO) transmission scheme called space-time block coded spatial modulation (STBC-SM) is proposed. It combines spatial modulation (SM) and space-time block coding (STBC) to take ...
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Space-Time Block Coding for Spatial Modulation
Authors:Basar, Ertugrul; Aygölü, Ümit; Panayirci, Erdal; Poor, H. Vincent
Publisher and Date:(IEEE, 2010)Space-time block coded spatial modulation (STBC-SM) which employs space-time block coding (STBC) for spatial modulation (SM) is proposed as a new multiple-input multiple-output (MIMO) transmission scheme. In the STBC-SM ...
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Super-orthogonal trellis-coded spatial modulation
Authors:Basar, Ertugrul; Aygölü, Ümit; Panayirci, Erdal; Poor, H. Vincent
Publisher and Date:(Inst Engineering Technology-IET, 2012)Spatial modulation (SM) which employs the indices of multiple transmit antennas to transmit information in addition to the conventional M-ary signal constellations is a novel transmission technique that has been proposed ...
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Trellis code design for spatial modulation
In this paper we propose a novel MIMO transmission scheme called trellis coded spatial modulation (TC-SM) in which the trellis (convolutional) encoder and the spatial modulation (SM) mapper are jointly designed similar to ...