Browsing by Author "Dogan, Hakan"

An efficient joint channel estimation and decoding algorithm for turbo-coded space-time orthogonal frequency division multiplexing receivers

Authors:Dogan, Hakan; Cirpan, Hakan Ali; Panayirci, Erdal
Publisher and Date:(Inst Engineering Technology-IET, 2008)

The challenging problem in the design of digital receivers of today's and future high-speed high data-rate wireless communication systems is to implement the optimal decoding and channel estimation processes jointly in a ...

An efficient joint data detection and channel estimation technique for uplink MC-CDMA systems based on SAGE algorithm

Authors:Panayirci, Erdal; Dogan, Hakan; Cirpan, Hakan Ali; Fleury, Bernard Henri
Publisher and Date:(IEEE, 2007)

This paper is concerned with joint channel estimation and data detection for uplink multicarrier code-division multiple-access (MC-CDMA) systems in the presence of frequency fading channel. The detection and estimation ...

Channel Estimation for SM Systems over Time-Varying Rayleigh Fading Channels

Authors:Acar, Yusuf; Dogan, Hakan; Panayirci, Erdal
Publisher and Date:(IEEE, 2014)

This paper is concerned with the challenging and timely problem of channel estimation for spatial modulated systems in the presence of time varying channels. Recently estimation of channel state information for SM systems ...

Channel Estimation for Spatial Modulation Orthogonal Frequency Division Multiplexing Systems

Authors:Acar, Yusuf; Dogan, Hakan; Panayirci, Erdal
Publisher and Date:(IEEE, 2015)

A combination of spatial modulation and orthogonal frequency division multiplexing (SM-OFDM) has been recently proposed for multicarrier systems while assuming the perfect channel state information (P-CSI) available at the ...

Data Detection Based Iterative Channel Estimation for Coded SM-OFDM Systems

Authors:Acar, Yusuf; Leblebici, M. Merih; Dogan, Hakan; Panayirci, Erdal
Publisher and Date:(IEEE, 2016)

The combination of spatial modulation (SM) and orthogonal frequency division multiplexing (OFDM) as SM-OFDM is a recently proposed efficient modulation scheme with exploiting the index of transmit antenna to convey information ...

EM-based joint data detection and channel estimation for uplink MC-CDMA systems over frequency selective channels

Authors:Dogan, Hakan; Panayirci, Erdal; Cirpan, Hakan Ali; Fleury, Bernard Henri
Publisher and Date:(IEEE, 2007)

This paper is concerned with joint channel estimation and data detection for uplink multicarrier code-division multiple-access (MC-CDMA) systems in the presence of frequency fading channel. The detection and estimation ...

EM-Based MAP channel estimation and data detection for downlink MCC-CDMA systems

Authors:Dogan, Hakan; Panayirci, Erdal; Cirpan, Hakan Ali
Publisher and Date:(IEEE, 2007)

In this work we propose a joint MAP channel estimation and data detection technique based on the Expectation Maximization (EM) method with paralel interference cancelation(PIC) for downlink multi-carrier (MC) code division ...

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 ...

Iterative channel estimation and decoding of turbo coded SFBC-OFDM systems

Authors:Dogan, Hakan; Cirpan, Hakan Ali; Panayirci, Erdal
Publisher and Date:(IEEE, 2007)

We consider the design of turbo receiver structures for space-frequency block coded orthogonal frequency division multiplexing (SFBC-OFDM) systems in the presence of unknown frequency and time selective fading channels. ...

Iterative channel estimation for spatial modulation systems over fast fading channels

Authors:Acar, Yusuf; Dogan, Hakan; Panayirci, Erdal
Publisher and Date:(IEEE, 2014)

Spatial Modulation (SM) based on the use of antenna indices to transmit information in addition to the conventional signal constellations has been recently proposed to solve practical problems encountered in MIMO systems. ...

Iterative channel estimation techniques for uplink MC-CDMA systems

Authors:Dogan, Hakan; Panayirci, Erdal; Cirpan, Hakan Ali
Publisher and Date:(IEEE, 2007)

In this work maximum likelihood (ML) channel estimation for uplink multicarrier code-division multiple-access (MC-CDMA) systems is considered in the presence of frequency fading channel. The expectation-maximization (EM)- ...

Iterative channel estimation techniques for uplink MC-CDMA systems

Authors:Dogan, Hakan; Panayirci, Erdal; Cirpan, Hakan Ali
Publisher and Date:(IEEE, 2007)

In this work maximum likelihood (ML) channel estimation for uplink multicarrier code-division multiple-access (MC-CDMA) systems is considered in the presence of frequency fading channel. The expectation-maximization (EM)- ...

Iterative joint data detection and channel estimation for uplink MC-CDMA systems in the presence of frequency selective channels

Authors:Panayirci, Erdal; Dogan, Hakan; Cirpan, Hakan Ali; Kocian, Alexander; Fleury, Bernard Henri
Publisher and Date:(2010)

This paper is concerned with joint multiuser detection and multichannel estimation (JDE) for uplink multicarrier code-division multiple-access (MC-CDMA) systems in the presence of frequency selective channels. The detection ...

Iterative Receiver for DS-CDMA Systems in the Presence of Time-Varying Channels

Authors:Dogan, Hakan; Panayirci, Erdal; Cirpan, Hakan Ali; Cam, Gokhan
Publisher and Date:(IEEE, 2008)

In this paper we present an efficient iterative receiver structure of tractable complexity for joint multiuser detection and multichannel estimation (JDE) of direct-sequence code-division multiple-access systems operating ...

Iterative receiver for DS-CDMA systems in the presence of time-varying channels

Authors:Dogan, Hakan; Panayirci, Erdal; Cirpan, Hakan Ali; Cam, Gokhan
Publisher and Date:(2008)

In this paper we present an efficient iterative receiver structure of tractable complexity for joint multiuser detection and multichannel estimation (JDE) ofdirect-sequence code-division multiple-access systems operating ...

Joint data detection and channel estimation for uplink MC-CDMA systems over frequency selective channels

Authors:Panayirci, Erdal; Dogan, Hakan; Cirpan, Hakan Ali; Fleury, Bernard Henri
Publisher and Date:(Springer, 2007)

This paper is concerned with joint channel estimation and data detection for uplink multicarrier code-division multiple-access (MC-CDMA) systems ill the presence of frequency fading channel. The detection and estimation ...

Low-complexity joint data detection and channel equalisation for highly mobile orthogonal frequency division multiplexing systems

Authors:Dogan, Hakan; Panayirci, Erdal; Poor, H. Vincent
Publisher and Date:(2010)

This study is concerned with the challenging and timely problem of channel equalisation and data detection for orthogonal frequency division multiplexing (OFDM) systems in the presence of frequency-selective and very rapidly ...