Ali Özen

According to our database, Ali Özen authored at least 64 papers between 2008 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2024

Improving the performance of non-DC-biased optical OFDM with lazy lifting wavelet transform.

Elif Nur Ayvaz, Ali Özen

Photonic Netw. Commun., June, 2024

2023

A Novel DC Biasless Optical OFDM Waveform Design.

Talat Kepezkaya, Ali Özen

Proceedings of the 31st Signal Processing and Communications Applications Conference, 2023

A Comparative Performance Analysis of Different Modulations in IM/DD Wireless Communication Systems.

Büsra Avci, Gazihan Aykiri, Ali Özen

Proceedings of the 31st Signal Processing and Communications Applications Conference, 2023

2022

A novel asymmetrically clipped optical orthogonal frequency division multiplexing system based on lifting wavelet transform for visible light communications.

Büsra Avci, Gazihan Aykiri, Asuman Savascihabes, Ali Özen

Int. J. Commun. Syst., 2022

Artificial Intelligence Based Under Water Acoustic Channel Equalizer Design.

Fatma Ceren Yücel, Meryem Maras, Talat Kepezkaya, Elif Nur Ayvaz, Ali Özen

Proceedings of the 30th Signal Processing and Communications Applications Conference, 2022

A New Fast Walsh Hadamard Transform Spread UW-Optical-OFDM Waveform.

Buse Nur Tekel, Elif Nur Ayvaz, Ali Özen

Proceedings of the 30th Signal Processing and Communications Applications Conference, 2022

A Novel Spectral Efficient ACO-OFDM Technique for Intensity Modulation/Direct Detection Systems.

Mehmet Can Senel, Bengisu Özen, Emine Karakoç, Ali Özen

Proceedings of the 30th Signal Processing and Communications Applications Conference, 2022

A New Optical OFDM Waveform Alternative to DCO-OFDM for IM/DD Communication Systems.

Bengisu Özen, Emine Karakoç, Mehmet Can Senel, Ali Özen

Proceedings of the 30th Signal Processing and Communications Applications Conference, 2022

An Investigation of the Effects of the Transform Techniques in Optical-OFDM Systems.

Talat Kepezkaya, Ali Özen

Proceedings of the 30th Signal Processing and Communications Applications Conference, 2022

Analysis of the Effects of Orthogonal Transformation Techniques on Channel Equalizers Used in OFDM.

Talat Kepezkaya, Ali Özen

Proceedings of the 30th Signal Processing and Communications Applications Conference, 2022

A Novel Hermitian Symmetriless Optical OFDM Technique for Visible Light Communication Systems.

Emine Karakoç, Mehmet Can Senel, Bengisu Özen, Ali Özen

Proceedings of the 30th Signal Processing and Communications Applications Conference, 2022

A New Fast Discrete Curvelet Transform Spread OFDM Waveform based on FWHT.

Alihan Gülbaz, Efe Kaan Çaliskan, Bekir Tengizler, Ali Özen

Proceedings of the 30th Signal Processing and Communications Applications Conference, 2022

NDC-O-OFDM with Channel Coding for IM/DD Communication Systems.

Efe Kaan Çaliskan, Alihan Gülbaz, Bekir Tengizler, Bengisu Özen, Ali Özen

Proceedings of the 30th Signal Processing and Communications Applications Conference, 2022

M-CSK and M-QAM Modulated DCO-OFDM for Visible Light Communication Systems.

Gazihan Aykiri, Büsra Avci, Ali Özen

Proceedings of the 30th Signal Processing and Communications Applications Conference, 2022

BER Performance Analysis of M-CSK Modulated Flip-OFDM System in Multipath Optical Channel Environment.

Kübra Aygün, Ali Özen

Proceedings of the 30th Signal Processing and Communications Applications Conference, 2022

2021

A Novel GFDM Waveform Design Based on Cascaded WHT-LWT Transform for the Beyond 5G Wireless Communications.

Meryem Maras, Elif Nur Ayvaz, Meltem Gömeç, Asuman Savascihabes, Ali Özen

Sensors, 2021

A new FWHT-CMF-DFE based approach for channel equalization in CP-free OFDM systems.

Gazihan Aykiri, Büsra Avci, Asuman Savascihabes, Ali Özen

IET Commun., 2021

A Novel PAPR Reduction Technique Combining the PTS and Clipping Method.

Ismail Serkan Çetiner, Betül Dumlu, Asuman Savascihabes, Ali Özen

Proceedings of the 44th International Conference on Telecommunications and Signal Processing, 2021

2020

A Comparative Performance Analysis of Blind Equalization Algorithms in Single Carrier Visible Light Communications.

Sabiha Yasar, Hayriye Sinop, Yusuf Islam Tek, Elif Büsra Tuna, Kudret Karaerik, Büsra Avci, Gazihan Aykiri, Ali Özen

Proceedings of the 43rd International Conference on Telecommunications and Signal Processing, 2020

A Novel PAPR Improvement Approach for the Next Generation Waveforms.

Yusuf Islam Tek, Elif Büsra Tuna, Kudret Karaerik, Hayriye Sinop, Sabiha Yasar, Büsra Avci, Gazihan Aykiri, Ali Özen

Proceedings of the 43rd International Conference on Telecommunications and Signal Processing, 2020

Improving the Performance of Optical Single Carrier Frequency Domain Channel Equalizer for Visible Light Communications.

Serhat Sert, Ahmet Halit Akilli, Özcan Bilbay, Caner Cengiz, Ali Özen

Proceedings of the 43rd International Conference on Telecommunications and Signal Processing, 2020

A New Waveform Design based on Sequentially Connected ILWT and FWHT Transforms.

Caner Cengiz, Özcan Bilbay, Ahmet Halit Akilli, Serhat Sert, Ali Özen

Proceedings of the 43rd International Conference on Telecommunications and Signal Processing, 2020

Investigation of the Performance of Single Carrier Visible Light Communication Systems in Multi-Path Fading Optical Channels.

Sabiha Yasar, Hayriye Sinop, Yusuf Islam Tek, Elif Büsra Tuna, Kudret Karaerik, Ali Özen

Proceedings of the 28th Signal Processing and Communications Applications Conference, 2020

PAPR Reduction Method for Next Generation Waveforms.

Yusuf Islam Tek, Sabiha Yasar, Hayriye Sinop, Kudret Karaerik, Elif Büsra Tuna, Ali Özen

Proceedings of the 28th Signal Processing and Communications Applications Conference, 2020

Comparison of Single Carrier and Multi Carrier Communication Systems over Large Intelligent Reflecting Surfaces.

Hayriye Sinop, Sabiha Yasar, Elif Büsra Tuna, Yusuf Islam Tek, Kudret Karaerik, Ali Özen

Proceedings of the 28th Signal Processing and Communications Applications Conference, 2020

Improving the Performance of Flip OFDM Systems for Visible Light Communication Systems.

Özcan Bilbay, Caner Cengiz, Ahmet Halit Akilli, Serhat Sert, Ali Özen

Proceedings of the 28th Signal Processing and Communications Applications Conference, 2020

2019

Dual Tree Complex Wavelet Transform Based Multi Carrier Communication Systems.

Meltem Gömeç, Meryem Maras, Elif Nur Ayvaz, Ali Özen

Proceedings of the 42nd International Conference on Telecommunications and Signal Processing, 2019

A Novel CSK Modulated OFDM System for Visible Light Communication.

Furkan Durukan, Birhan Mert Güney, Ali Özen

Proceedings of the 42nd International Conference on Telecommunications and Signal Processing, 2019

A Novel Waveform Design Based on Lifting Wavelet Transform for the 5G Beyond.

Elif Nur Ayvaz, Meryem Maras, Meltem Gömeç, Ali Özen

Proceedings of the 42nd International Conference on Telecommunications and Signal Processing, 2019

Improving the Performance of GFDM Waveform Employing Lifting Wavelet Transform.

Meryem Maras, Elif Nur Ayvaz, Meltem Gömeç, Ali Özen

Proceedings of the 27th Signal Processing and Communications Applications Conference, 2019

A Novel Adaptive Blind Channel Equalizer for Chaotic Communication Systems.

Meltem Gömeç, Meryem Maras, Elif Nur Ayvaz, Ali Özen

Proceedings of the 27th Signal Processing and Communications Applications Conference, 2019

Performance Analysis of Color Shift Keying Systems in AWGN and Color Noise Environment.

Furkan Durukan, Birhan Mert Güney, Ali Özen

Proceedings of the 27th Signal Processing and Communications Applications Conference, 2019

An WHT Spread UFMC Waveform Design for the Next Generation Wireless Communications.

Elif Nur Ayvaz, Meryem Maras, Meltem Gömeç, Ali Özen

Proceedings of the 27th Signal Processing and Communications Applications Conference, 2019

2018

A Novel Waveform Design Based on Discrete Sine Transform for 5G and Beyond.

Yasin Kus, Mukremin Kavlak, Ugur Elmagoz, Ali Özen

Proceedings of the 41st International Conference on Telecommunications and Signal Processing, 2018

Channel Tracking Performance of Zero Tail Discrete Cosine Transform Spread OFDM Waveform.

Mukremin Kavlak, Yasin Kus, Ugur Elmagoz, Ali Özen

Proceedings of the 41st International Conference on Telecommunications and Signal Processing, 2018

A Novel Discrete Wavelet Transform based Coherent Optical OFDM System.

Ahmet Güner, Ali Özen

Proceedings of the 41st International Conference on Telecommunications and Signal Processing, 2018

ZT DWT-S OWDM: A New Waveform for PAPR Reduction.

Busra Ceniklioglu, Ali Özen, Ibrahim Develi

Proceedings of the 41st International Conference on Telecommunications and Signal Processing, 2018

An investigation of the effects of different UW sequences on the PAPR performance of UW-OFDM systems.

Mustafa Ozden, Cengizhan Ulku, Ali Özen

Proceedings of the 26th Signal Processing and Communications Applications Conference, 2018

A novel adaptive variable forgetting factor RLS algorithm.

Meryem Maras, Elif Nur Ayvaz, Ali Özen

Proceedings of the 26th Signal Processing and Communications Applications Conference, 2018

Zero tail unique word discrete sine transform spread OFDM.

Yasin Kus, Mukremin Kavlak, Ugur Elmagoz, Ali Özen

Proceedings of the 26th Signal Processing and Communications Applications Conference, 2018

Zero tail discrete cosine transform spread OFDM waveform for 5G systems.

Mukremin Kavlak, Yasin Kus, Ugur Elmagoz, Ali Özen

Proceedings of the 26th Signal Processing and Communications Applications Conference, 2018

Single carrier frequency domain equalizer with unique word prefix.

Ugur Elmagoz, Yasin Kus, Mukremin Kavlak, Ali Özen

Proceedings of the 26th Signal Processing and Communications Applications Conference, 2018

Zero-tail discrete wavelet transform spread OFDM system for 5G and beyond.

Busra Ceniklioglu, Ali Özen, Ibrahim Develi

Proceedings of the 26th Signal Processing and Communications Applications Conference, 2018

A fast start-up modified LMS algorithm.

Elif Nur Ayvaz, Meryem Maras, Ali Özen

Proceedings of the 26th Signal Processing and Communications Applications Conference, 2018

2017

A Novel Hybrid OFDM Technique for 5G.

Onur Dursun Toren, Emre Ayduslu, Yücel Aydin, Ali Özen

Proceedings of the 40th International Conference on Telecommunications and Signal Processing, 2017

A novel approach for improving carrier frequency offset tracking performance of frequency domain channel equalizer employed in OFDM systems.

Emre Ayduslu, Onur Dursun Toren, Yücel Aydin, Ali Özen

Proceedings of the 40th International Conference on Telecommunications and Signal Processing, 2017

A novel walsh hadamard based approach for improving performance of zero tail OFDM systems.

Onur Dursun Toren, Emre Ayduslu, Yücel Aydin, Ali Özen

Proceedings of the 25th Signal Processing and Communications Applications Conference, 2017

A novel approach for improving performance of time domain channel equalizer employed in multi carrier communication systems.

Emre Ayduslu, Onur Dursun Toren, Yücel Aydin, Ali Özen

Proceedings of the 25th Signal Processing and Communications Applications Conference, 2017

A novel single carrier frequency domain equalizer based on discrete wavelet transform.

Yücel Aydin, Emre Ayduslu, Onur Dursun Toren, Ali Özen

Proceedings of the 25th Signal Processing and Communications Applications Conference, 2017

2016

An analyses of the CFO tracking performances in single and Multi Carrier WiMAX radio.

Gokay Yucel, Busra Ulgerli, Ali Özen

Proceedings of the 24th Signal Processing and Communication Application Conference, 2016

A frequency domain channel equalizer for discrete Wavelet Transform based OFDM systems.

Engin Oksuz, Ahmet Altun, Ali Özen

Proceedings of the 24th Signal Processing and Communication Application Conference, 2016

2015

Fast Convergence Algorithm for Blind Channel Estimation and Equalization Using CMF-DFE.

Ismail Kaya, Emin Tugcu, Ali Özen, Andrew R. Nix

Proceedings of the IEEE 81st Vehicular Technology Conference, 2015

2013

A novel modulation recognition technique based on artificial bee colony algorithm in the presence of multipath fading channels.

Ali Özen, Celal Öztürk

Proceedings of the 36th International Conference on Telecommunications and Signal Processing, 2013

A new modulation recognition method based on Artificial Bee Colony algorithm.

Ali Özen, Celal Öztürk

Proceedings of the 21st Signal Processing and Communications Applications Conference, 2013

2012

A Supervised Constant Modulus Algorithm for Blind Equalization.

Ali Özen, Ismail Kaya, Birol Soysal

Wirel. Pers. Commun., 2012

A novel variable step size constant modulus algorithm employing cross correlation between channel output and error signal.

Emin Tugcu, Fatih Çakir, Ali Özen

Proceedings of the 35th International Conference on Telecommunications and Signal Processing, 2012

Novel cascaded Turbo-Permutation coding for frequency selective Rayleigh fading channels.

Fatih Çakir, Emin Tugcu, Ali Özen, Ismail Kaya

Proceedings of the 35th International Conference on Telecommunications and Signal Processing, 2012

A novel PSO based blind channel estimation and equalization.

Emin Tugcu, Ismail Kaya, Ali Özen

Proceedings of the 20th Signal Processing and Communications Applications Conference, 2012

A novel Variable Step Size LMS algorithm employing cross correlation between channel output and error signal.

Fatih Çakir, Ali Özen

Proceedings of the 20th Signal Processing and Communications Applications Conference, 2012

2011

A novel variable step size adjustment method based on channel output autocorrelation for the LMS training algorithm.

Ali Özen

Int. J. Commun. Syst., 2011

A novel variable step size constant modulus algorithm based on autocorrelation of error signal for blind equalization.

Merve Abide Demir, Ali Özen

Proceedings of the 34th International Conference on Telecommunications and Signal Processing (TSP 2011), 2011

2010

Variable Step-Size Constant Modulus Algorithm Employing Fuzzy Logic Controller.

Ali Özen, Ismail Kaya, Birol Soysal

Wirel. Pers. Commun., 2010

2008

Design of a Fuzzy Based Outer Loop Controller for Improving the Training Performance of LMS Algorithm.

Ali Özen, Ismail Kaya, Birol Soysal

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2008

A Novel Approach for Blind Channel Equalization.

Ali Özen, Ahmet Güner, Oguzhan Çakir, Emin Tugcu, Birol Soysal, Ismail Kaya

Proceedings of the Advanced Intelligent Computing Theories and Applications. With Aspects of Artificial Intelligence, 2008