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single carrier communication systems

Comparisons of Short Prefix Based Channel Estimation in Single Carrier Communication Systems

Comparisons of Short Prefix Based Channel Estimation in Single Carrier Communication Systems

... In this paper, we compare the performance between channel estimation based on compressed sensing (CS) and time-domain least square (LS) for single-carrier (SC) communication system. Unlike the ...

5

Ofdm Papr Reduction By Switching Null Subcarriers Among Data-Subcarriers

Ofdm Papr Reduction By Switching Null Subcarriers Among Data-Subcarriers

... Traditional single carrier modulation techniques can achieve only limited data rates due to the restrictions imposed by the multipath effect of wireless channel and the receiver ...in communication ...

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Review Analysis for Implementation of SC-FDMA over WiMAX Broadband Networks

Review Analysis for Implementation of SC-FDMA over WiMAX Broadband Networks

... OFDM systems to integrate well with multiple-input multiple- output (MIMO-OFDM) technology is an important factor in the choice of ...therefore, single carrier modulation was chosen, because of low ...

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Electrochemical Discharge Machining – An Overview

Electrochemical Discharge Machining – An Overview

... mobile communication systems that are provides a ubiquitous connectivity and seamless service delivery in all circumstances ...of communication scenarios and characteristics. Many advanced ...

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Effect of Cyclic Prefix on OFDM Signal

Effect of Cyclic Prefix on OFDM Signal

... less communication systems to transmit data over a number of orthogonal ...a single carrier modulated with all the data to be sent, OFDM breaks the data to be sent into small chunks, allocates ...

6

New Detection Algorithms for Single Input Multiple Output Systems with Carrier Frequency Offset

New Detection Algorithms for Single Input Multiple Output Systems with Carrier Frequency Offset

... The communication industry is undoubtedly the fastest growing sector of the global industrial development as it has made its impact on every stratum of the ...voice communication, which is prevalent as ...

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Digital adaptive carrier phase estimation in multi level phase shift keying coherent optical communication systems

Digital adaptive carrier phase estimation in multi level phase shift keying coherent optical communication systems

... fiber communication systems ...the single-channel, the wavelength division multiplexing (WDM), the orthogonal frequency division multiplexing (OFDM), the dispersion pre- distorted, and the multi-mode ...

6

Analytical Investigations on Carrier Phase Recovery in Dispersion-Unmanaged n-PSK Coherent Optical Communication Systems

Analytical Investigations on Carrier Phase Recovery in Dispersion-Unmanaged n-PSK Coherent Optical Communication Systems

... of carrier phase recovery in the long-haul high-speed n-PSK coherent optical transmission systems using the one-tap normalized LMS, the block-wise average, and the Viterbi-Viterbi algorithms are ...

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Timing and carrier synchronization in wireless communication systems: a survey and classification of research in the last 5 years

Timing and carrier synchronization in wireless communication systems: a survey and classification of research in the last 5 years

... uplink communication systems, multiple users communicate with a single receiver and the effect of channel distortion is equalized in frequency domain at the ...

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Non maximally decimated filter bank based single carrier receiver: a pathway to next generation wideband communication

Non maximally decimated filter bank based single carrier receiver: a pathway to next generation wideband communication

... 2. Review of PR-NMDFB and its filtering property The basic building blocks of FBSC modems are based on oversampled or non-maximally decimated FBs with PR support, which are in general considered well studied [17-19] and ...

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Analytical investigations on carrier phase recovery in dispersion unmanaged n PSK coherent optical communication systems

Analytical investigations on carrier phase recovery in dispersion unmanaged n PSK coherent optical communication systems

... fiber communication systems, an effect of equalization enhanced phase noise (EEPN) will be generated due to the interactions between the electronic dispersion equalization module and the laser phase noise ...

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Analytical estimation in differential optical transmission systems influenced by equalization enhanced phase noise

Analytical estimation in differential optical transmission systems influenced by equalization enhanced phase noise

... fiber communication systems will be degraded significantly due to the EEPN, with the increment of fiber dispersion, LO laser linewidths, modulation levels, symbol rates and system bandwidths ...the ...

6

Near-Optimal Performance with a Significant Reduction in the Complexity for MIMO SC-FDMA Systems

Near-Optimal Performance with a Significant Reduction in the Complexity for MIMO SC-FDMA Systems

... and single carrier-frequency division multiple access (SC-FDMA) in the uplink to achieve peak data rates of 300 Mbps and 75 Mbps, ...supports single-user spatial multiplexing of up to eight layers in ...

8

Image Transmission in 4G LTE Using DWT Based SC-FDMA System

Image Transmission in 4G LTE Using DWT Based SC-FDMA System

... wireless communication is proposed in this work using the SC-FDMA-DWT ...the single carrier with frequency domain equalization (SCFDE) system which helps in the accommodating multiple access to ...

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Design of Space-Time Coded Single-Carrier and Multi-Carrier MIMO-CDMA systems

Design of Space-Time Coded Single-Carrier and Multi-Carrier MIMO-CDMA systems

... Wireless communication systems in the next generation technologies are required to have high voice quality and also need to provide higher data rates. At the same time they need to operate in different ...

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Statistical delay QoS driven resource allocation and performance analysis for wireless communication networks

Statistical delay QoS driven resource allocation and performance analysis for wireless communication networks

... sub- carrier assignment matrix, the multi-user OFDMA system can then be viewed as a FDMA system, where each user transmits data through a number of assigned sub- carriers ...each single-user ...

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NEW GENERATION IP COMMUNICATION SYSTEMS KAREL DS200 SERIES

NEW GENERATION IP COMMUNICATION SYSTEMS KAREL DS200 SERIES

... data communication, QoS support provided by DS200 series IP communication systems ensures continuity of the audio quality by monitoring the performance on the network and taking necessary ...IP ...

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UWB Communication Systems: A Comprehensive Overview - Free Computer, Programming, Mathematics, Technical Books, Lecture Notes and Tutorials

UWB Communication Systems: A Comprehensive Overview - Free Computer, Programming, Mathematics, Technical Books, Lecture Notes and Tutorials

... UWB systems may be primarily di- vided into impulse radio (IR) systems and multiband ...Multiband systems offer the advantage of potentially efficient utilisation of spectrum, while IR sys- tems have ...

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Constrained Optimization of MIMO Training Sequences

Constrained Optimization of MIMO Training Sequences

... In this paper, IP methods are used to design MIMO train- ing sequences under difficult constraints, such as nulled sym- bols and an upper limit on PAPR. Two specific scenarios are considered in order to demonstrate the e ffi ...

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Low PAPR space frequency block coding for multiuser MIMO SC-FDMA systems: specific issues for users with different spectral allocations

Low PAPR space frequency block coding for multiuser MIMO SC-FDMA systems: specific issues for users with different spectral allocations

... one single MS to improve the overall spectral efficiency, while forming double SC-SFBC pairs on the subcarriers simultaneously allo- cated to two MSs to ensure low-complexity ...

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