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multi-channel transmission systems

Rateless coding transmission over multi state dying erasure channel for SATCOM

Rateless coding transmission over multi state dying erasure channel for SATCOM

... downlink channel conditions are indeed time-varying due to atmo- spheric precipitation impacting high-frequency bands, so the time invariance assumption no longer holds ...telecommunication systems on ...

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Equalization enhanced phase noise in Nyquist spaced superchannel transmission systems using multi channel digital back propagation

Equalization enhanced phase noise in Nyquist spaced superchannel transmission systems using multi channel digital back propagation

... superchannel transmission system, with and without the use of ...achievable transmission distance of this superchannel system was evaluated both numerically, using the split-step Fourier algorithm, and ...

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Spectrally shaped DP 16QAM super channel transmission with multi channel digital back propagation

Spectrally shaped DP 16QAM super channel transmission with multi channel digital back propagation

... achievable transmission capacity of conventional optical fibre communication systems is limited by nonlinear distortions due to the Kerr effect and the difficulty in modulating the optical field to ...

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The random phase property and the Lyapunov Spectrum for disordered multi channel systems

The random phase property and the Lyapunov Spectrum for disordered multi channel systems

... transmission amplitudes [Do1, MPK]. The latter lead to reasonable physical predictions of uni- versal nature, but without any parameter dependence (such as energy and coupling constants). There are also numerous ...

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Channel estimation for MIMO multi relay systems using a tensor approach

Channel estimation for MIMO multi relay systems using a tensor approach

... of channel state information (CSI) associated with the multiple hops involved in the overall ...relaying systems, the associated channel matri- ces can be estimated in separate LS estimation stages ...

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Dynamic channel filtering method for multi-mode & multi-service software radio communication systems

Dynamic channel filtering method for multi-mode & multi-service software radio communication systems

... same transmission band by millimeter wave and optical fiber links as shown in ...the channel of interest in accord with services requested by users, but it might be not a desirable configuration method from ...

5

Capacity of multi channel cognitive radio systems: bits through channel selections

Capacity of multi channel cognitive radio systems: bits through channel selections

... communication systems, a fundamen- tal question for cognitive radio system is the channel capacity, ...maximal transmission rate for reliable communications, when there are multiple usable channels ...

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Investigated Methods of Improving the Efficiency of Diagnosing Microprocessor Devices of Data Transmission Systems Based on Multi-Channel Signature Analysis

Investigated Methods of Improving the Efficiency of Diagnosing Microprocessor Devices of Data Transmission Systems Based on Multi-Channel Signature Analysis

... data transmission systems (DTS), an urgent task is to study methods for improving the quality of operation of technical facilities and the system as a whole ...of systems - increase productivity and ...

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Digital nonlinearity compensation in high capacity optical communication systems considering signal spectral broadening effect

Digital nonlinearity compensation in high capacity optical communication systems considering signal spectral broadening effect

... Nyquist-spaced transmission and digital signal processing have proved effective in maximising the spectral efficiency and reach of optical communication ...these systems, Kerr nonlinearity determines the ...

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BLIND CHANNEL ESTIMATION AND MULTIUSER DETECTION FOR MULTI-RATE CDMA COMMUNICATIONS

BLIND CHANNEL ESTIMATION AND MULTIUSER DETECTION FOR MULTI-RATE CDMA COMMUNICATIONS

... DS/CDMA systems, to achieve frequency diversity, the same data bit spread by a narrowband DS waveform is usually transmitted over each carrier, and then the signals received from all carriers are combined to give ...

136

Performance Analysis of Adaptive Transmission Aided by Long Range Channel Prediction for Realistic Single- and Multi-Carrier Mobile Radio Channels

Performance Analysis of Adaptive Transmission Aided by Long Range Channel Prediction for Realistic Single- and Multi-Carrier Mobile Radio Channels

... fading coefficient based on a number of past observations. The advantage of this algorithm relative to conventional methods is due to its low sampling rate (on the order of twice the maximum Doppler shift and much lower ...

133

Delay Optimal Transmission Policy in a Wireless Multi-access Channel

Delay Optimal Transmission Policy in a Wireless Multi-access Channel

... asymmetric multi-user system which can be used to model many commu- nication systems with shared ...the transmission rates from the capacity region in order to minimize an average or discounted cost ...

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Multi-level Mapping for Long Haul Coherent Optical OFDM Systems

Multi-level Mapping for Long Haul Coherent Optical OFDM Systems

... Abstract — Recently, Coherent Optical Orthogonal Frequency Division Multiplexing (CO-OFDM) has been seen as a potential candidate for long haul optical transmission. It is due to OFDM technique that was proved as ...

5

On the impact of control channel reliability on coordinated multi point transmission

On the impact of control channel reliability on coordinated multi point transmission

... communication systems, ...macrocell systems fall short to satisfy these needs, partly because increasing the available frequency spectrum is not an option, due to the fact that bandwidth is an extremely ...

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Transmission Scheduling for Multi-Channel Satellite and Wireless Networks

Transmission Scheduling for Multi-Channel Satellite and Wireless Networks

... queueing systems, with multiple queues and stochastically varying service rates, have been studied in [2] where the authors show that, when K = 1 (single transmitter), a policy called the Longest Connected Queue ...

10

Interest Rate Pass-Through: the Case of Indonesia

Interest Rate Pass-Through: the Case of Indonesia

... This paper examines the direct and indirect interest rate pass-trough (IRPT) from policy interest rate (BI rate) to banks’ retail interest rates in Indonesia during a full-fledged inflation-targeting regime. We use ...

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Adaptive Transmissions of Rate and Power for Energy Saving In DPSK-OFDM Based Base Stations

Adaptive Transmissions of Rate and Power for Energy Saving In DPSK-OFDM Based Base Stations

... the BAA subalgorithm in Fig. 5 will be executed first. Every single remote client will criticism their channel additions to the BS so that found the middle value of squared channel increases can be computed ...

10

Multi channel Utilization Algorithms for IEEE 802 15 4 based Wireless Network: A Survey

Multi channel Utilization Algorithms for IEEE 802 15 4 based Wireless Network: A Survey

... in multi-channel utilization for IEEE ...into multi-channel MAC approaches, adaptive channel allocation schemes, and multi-channel utilization in large scale ...Adaptive ...

8

Multi-pole voltage source converter HVDC transmission systems

Multi-pole voltage source converter HVDC transmission systems

... of multi-pole dc transmission systems that can be used to transmit bulk power over long distance with reduced transmission losses compared to three or four parallel point-to- point HVDC links, ...

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Improving QoS Performance of Multi-radio Multichannel
WMNs by Adopting a Novel Channel
Assignment Scheme

Improving QoS Performance of Multi-radio Multichannel WMNs by Adopting a Novel Channel Assignment Scheme

... take channel allocation into account as they consider a single-channel ...and channel assignment ...exploits multi-channel diversity. In particular, paths with more channel ...

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