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Efficient signal detection for space-time block coding over time-selective fading channels
2006
IEEE Wireless Communications and Networking Conference, 2006. WCNC 2006.
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In this paper, we consider the signal detection for space-time block coding over time-selective fading channels. ...
We derive a general maximum likelihood (ML) decision rule for space-time block coding (STBC). ...
These facts have motivated the development of signal detection algorithms for STBC over time-selective fading channels. ...
doi:10.1109/wcnc.2006.1696556
dblp:conf/wcnc/CuiT06a
fatcat:e224mk5i75dt7bdg7a5yb7ibzi
A road to future broadband wireless access: MIMO-OFDM-Based air interface
2005
IEEE Communications Magazine
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We focus on various research topics for the MIMO-OFDM-based air interface, including spatial channel modeling, MIMO-OFDM transceiver design, MIMO-OFDM channel estimation, space-time techniques for MIMO-OFDM ...
OFDM may be combined with multiple antennas at both the access point and mobile terminal to increase diversity gain and/or enhance system capacity on a time-varying multipath fading channel, resulting ...
Space-frequency block code (SFBC) is based directly on space-time codes (with time reinterpreted as frequency). ...
doi:10.1109/mcom.2005.1381875
fatcat:4ejszgcndfafdl7b45hpn6z63u
A Survey on Space-Time Turbo Codes
[article]
2010
arXiv
pre-print
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Space-time codes can be divided into block codes and trellis codes. ...
The advantages of space-time codes (STC) make it extremely remarkable for high-rate wireless applications. Initial STC research efforts focused on narrowband flat-fading channels. ...
They introduced a space-time block coding, a new paradigm for communication over Rayleigh fading channels using multiple transmit antennas. ...
arXiv:1004.1707v1
fatcat:3dz3ojgqm5cptbtnzpqfwjapny
A Study on Orthogonal Space-time Block Codes for Cooperative Function
2015
Journal of Electrical & Electronic Systems
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Space-time coding reduces the detrimental effect of channel fading. ...
Citation: Sabran ON (2015) A Study on Orthogonal Space-time Block Codes for Cooperative Function. J Electr Electron Syst 4: 158. ...
[7] studied a new robust closed-loop extended orthogonal space-time block coding (EO-STBC) scheme for twoway four relay networks over frequency selective fading channels with imperfect synchronization ...
doi:10.4172/2332-0796.1000158
fatcat:lcyuhjglljd37bcgnahbzmwsby
ADAPTIVE TRANSMIT DIVERSITY SELECTION (ATDS) BASED ON STBC AND SFBC FIR 2X1 MIMO OFDM SYSTEMS
2014
International Journal of Research in Engineering and Technology
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.The ATDS scheme selects the space time block code (STBC) orthogonal frequency division multiplexing (OFDM) scheme for flat fading channel and it selects space frequency block code (SFBC) OFDM scheme for ...
frequency selective fading channel. ...
STBC OFDM Space Time Block Code (STBC) is an efficient way to provide time diversity. The use of STBC along with MIMO OFDM offer simultaneous time and space diversity. ...
doi:10.15623/ijret.2014.0319012
fatcat:2eujyhnre5eqdemmelmiendday
Analysis of space-time block coded spatial modulation in correlated Rayleigh and Rician fading channels
2015
2015 IEEE International Conference on Digital Signal Processing (DSP)
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Space-time block coded spatial modulation (STBC-SM) system is the multiple input multiple output (MIMO) communication system that gives better error performance than space-time block coded (STBC) MIMO ...
In this paper, we analyze the bit error probability (BEP) of STBC-SM systems over correlated Rayleigh and Rician fading channels. ...
proposed and analyzed space-time block coded spatial modulation (STBC-SM) system in [4] . ...
doi:10.1109/icdsp.2015.7251926
dblp:conf/icdsp/KumbhaniMSKK15
fatcat:qthbzefhcnejxbw7ovs6povhuq
Multi-user detection for asynchronous space-frequency block coded schemes in frequency selective environments
2012
2012 IEEE Global Communications Conference (GLOBECOM)
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systems employing space-frequency (time) block coding and operating in frequency selective environments. ...
Multi-user detection is an efficient approach proposed to boost the spectral efficiency of a wireless communication system. ...
a way similar to the case of space-time coded signals and flat fading channels. ...
doi:10.1109/glocom.2012.6503795
dblp:conf/globecom/NikitopoulosBJY12
fatcat:6aa22vu4bfg5jbpp52zaozdkva
Space-Time/Frequency Coding for MIMO-OFDM in Next Generation Broadband Wireless Systems
2007
IEEE wireless communications
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For block-fading channels, we have demonstrated that STF-coded OFDM can achieve full rate along with full diversity in space, time, and frequency. ...
Recently, a systematic design of high-rate STF codes was proposed for MIMO frequency-selective block-fading channels in [34] . ...
doi:10.1109/mwc.2007.386610
fatcat:hrnk2dgoizbxhk632zm66nytue
Trellis-Coded Unitary Space-Time Modulation
2004
IEEE Transactions on Wireless Communications
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We construct these codes using a novel suboptimal code design criteria and study the performance of trellis-coded unitary space-time modulation for block fading channels under the assumption of no channel ...
Space-time coding is well established for high data rate communications over wireless channels with perfect channel state information. ...
When the unitary space-time modulation is used over a Rayleigh flat fading channel where the channel gain is constant for a period of T symbols, the basic criteria to measure the distance between the signal ...
doi:10.1109/twc.2004.837644
fatcat:c24lmyt5gfbhrj6fcy3y4xpdue
Joint BLAST-STTC for MIMO-OFDM System
2010
Journal of information and communication convergence engineering
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This study focuses on improving MIMO-OFDM systems by combining a wireless communication architecture known as vertical BLAST(bell laboratories layered space-time) or V-BLAST and STTC(space time trellis ...
coding). ...
Whereas in MIMO space time coding techniques we have STBC (space time block coding) which presents full diversity gain; nonetheless, it lacks the coding gain. ...
doi:10.6109/jicce.2010.8.4.387
fatcat:43u5qetv7zdqdp4om6czjiukvm
An Overview of MIMO Communications—A Key to Gigabit Wireless
2004
Proceedings of the IEEE
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This paper provides an overview of MIMO wireless technology covering channel models, performance limits, coding, and transceiver design. ...
hertz) and spectral efficiency (measured in bits per second per hertz) is equal to 10 9 . ...
For certain classes of space-time codes, discussed below, such as space-time trellis codes, the functions of the symbol mapper and space-time encoder are combined into a single block. ...
doi:10.1109/jproc.2003.821915
fatcat:ah3bldueeffdvlkyhr2566pdfe
Diagonal Block Space-Time Code Design for Diversity and Coding Advantage Over Flat Fading Channels
2004
IEEE Transactions on Signal Processing
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In this paper, we propose a systematic approach for designing space-time trellis codes over flat fading channels with full antenna diversity and good coding advantage. ...
Although it is proposed for flat fading channels, this coding scheme can be easily extended to frequency-selective fading channels. ...
This observation demonstrates clearly the robustness of DBST codes over the time-selectivity of a fading channel. ...
doi:10.1109/tsp.2004.823485
fatcat:o33avkoc7bgrrnwsnf3knrghra
Performance Evaluation of MIMO-OFDM Schemes in Presence of Carrier Frequency Offset (CFO)
2015
IJIREEICE
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The idea behind AMC is to dynamically adapt the modulation and coding scheme to the channel conditions so as to achieve the highest spectral efficiency at all times. ...
Combining the advantages of space-time coding and OFDM is attractive in wireless system designs. ...
Shah for assistance with technique, methodology, and for comments that greatly improved the manuscript. ...
doi:10.17148/ijireeice.2015.3422
fatcat:xrfso4opsnhs7dyvb4dyvkvx6q
Implementation of linear detection techniques to overcome channel effects in mimo
2016
International Journal on Cybernetics & Informatics
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Bit error rate performance is also evaluated for MIMO with least squares (LS) and Minimum mean square error (MMSE) linear detection. ...
Antenna diversity along with understanding effects of channel on transmitted signal and methods to overcome the channel impairment plays an important role in wireless communication where sharing of channel ...
Space frequency coded alamouti transmission scheme is over different frequency rather than over different time slots as in space time coding, where a symbol goes through four different paths at two different ...
doi:10.5121/ijci.2016.5220
fatcat:hjiayob5nvdrho6pfz2iju3wi4
Pilot assisted channel estimation in MIMO-STBC systems over time-varying fading channels
2014
2014 12th International Symposium on Modeling and Optimization in Mobile, Ad Hoc, and Wireless Networks (WiOpt)
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In this paper, challenges regarding the provision of channel state information (CSI) in multiple-input multipleoutput (MIMO) systems based on space time block codes (STBC) over slow time-varying Rayleigh ...
We develop a novel MIMO channel estimation algorithm that adopts a pilot symbol assisted modulation (PSAM) which has been proven to be effective for fading channels. ...
Decoding By considering an orthogonal space time block coding and a slow time-varying fading channel ( ), the MIMO channel coefficients are assumed be constant over STBC codeword period, therefore the ...
doi:10.1109/wiopt.2014.6850288
dblp:conf/wiopt/SlimaneJMB14
fatcat:ztggoqgewfhvraadp7bab2c234
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