Comparisons with the Uncoded Adaptive Modulation Scheme
Power Allocation scheme for GFDM with Adaptive Modulation in Rayleigh fading channels
... with adaptive subcarrier, sub-symbol and power allocation is ...proposed scheme, it is clear that knowing the channel gains helps to reduce the average transmitting ...proposed scheme for GFDM it is ...
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Throughput Maximization by Adaptive Switching with Modulation Coding Scheme and Frequency Symbol Spreading
... transmission scheme so as to switch from conventional AMC to the system using ...the modulation scheme and coding rate are controlled ...of modulation orders up to ...
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Fuzzy inference system based adaptive modulation scheme for optical wireless communication
... Constructing the rules using the graphical Rule Editor interface is fairly self-evident. Based on the descriptions of the input and output variables defined with the FIS Editor, the Rule Editor for Adaptive DAPPM ...
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Exploiting the Adaptive Modulation Scheme to Increase the Throughput Performance of 3GPPLTE Downlink Interface Air
... of modulation scheme is to increase the data rates where there is enough signal power to transmit it and improve the overall throughput ...higher modulation order to increase the signalling ...the ...
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Trellis-Based Iterative Adaptive Blind Sequence Estimation for Uncoded/Coded Systems with Differential Precoding
... iterative, adaptive trellis-based blind sequence estimators, which can be interpreted as reduced-complexity receivers derived from the joint ML data/channel estimation ...In uncoded systems, it is shown ...
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Simulation and Emulation Approach for the Performance Evaluation of Adaptive Modulation and Coding Scheme in Mobile WiMAX Network
... [10] Haesik Kim, Yuefeng Zhou, Nader Zein and Garik Markarian, "Band AMC with Dynamic Band Selection for WiMAX", ICC'09, Dresden, Germany, June 2009. [11] Christian Mehlfuhrer, Sebastian Caban and Markus Rupp, ...
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Thoughput Performance of Adaptive Modulation and Coding Scheme with Link Adaptation for Mimo-Wimax Downlink Transmission
... MCS scheme is given by the other ...the adaptive modulation with any constant code rate is lower than the spectral efficiency for the adaptive modulation and coding throughout the ...
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Automatic Modulation Classification in Mobile OFDM Systems with Adaptive Modulation
... past, modulation classification was mainly of interest in military fields like thread analysis, secured transmission and electronic ...blind modulation recognition ...detected modulation ...
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Performance analysis of adaptive OFDM modulation scheme in VLC vehicular communication network in realistic noise environment
... 7.2 Bit loading The system performance is analyzed by considering vari- ous parameters for both types of the O-OFDM schemes. The distributions of bit- and power-loading of the DCO- OFDM for 64 subcarriers at 1100 lx with ...
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Adaptive OFDM Modulation Used For SDR
... standards. Adaptive modulation forms an integral part of SDR system with robust and high data rate ...analyzed adaptive modulation scheme with their performance in changing channel ...
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JOINT ADAPTIVE MODULATION FOR IMAGE TRANSMISSION
... fixed modulation level is used, independent of the channel state, the modulation level as set by the transmission algorithm is typically decided to be for the worst-case ...this modulation level ...
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Dynamic Channel Allocation Techniques Using Adaptive Modulation and Adaptive Antennas
... V. P ERFORMANCE S TUDY A. Performance of a 4-QAM-Based Network Using Power Control Our investigations commenced with the comparison of the FCA and LOLIA DCA schemes in networks with and without power control. The fixed ...
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Joint Adaptive Modulation and Adaptive MAC Protocols for Wireless Sensor Networks
... AM scheme is shown to perform better at low SNR regions than at high SNR region; with ASAM, the power allocation algorithm is found to improve the network lifetime more at high ...Therefore, adaptive power ...
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Optimum Mode Switching Assisted Adaptive Modulation
... constituent modulation mode is activated ...tive modulation scheme a constant-BER, variable-throughput arrangement, the Powell multi-dimensional optimisation tech- nique [16] employed is often ...
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Adaptive Modulation Techniques for Duplex OFDM Transmission
... the modulation scheme , which minimizes is chosen for the demodulation of the ...blind modulation scheme detection algorithm described in this section for a 512 subcarrier OFDM modem in an ...
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Performance Analysis of Adaptive Modulation in OFDM Systems
... of adaptive modulation allows a wireless system to choose the best order modulation scheme depending on the channel ...with Adaptive modulation (AOFDM) is implemented. In AOFDM, ...
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Decrease Interference Using Adaptive Modulation and Coding
... is adaptive OFDM (AOFDM). In AOFDM, adaptive transmission scheme is employed according to channel fading condition with OFDM to improve the ...
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Adaptive Power Saving Receiver for DVB H Exploiting Adaptive Modulation and Coding
... The adaptive receiver must rearrange the received bits according to the puncturing patterns given in Table 3 before the Viterbi ...AC scheme employing Hagenauer RCPC code is summarized in Table ...
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A Novel Spatial Modulation Scheme Using Trellis Code
... coded modulation Trellis coding is an error correcting technology in modern digital communication ...bits uncoded are used to select the signals from ...
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Adaptive Modulation with Smoothed Flow Utility
... Hindawi Publishing Corporation EURASIP Journal on Wireless Communications and Networking Volume 2010, Article ID 815213, 9 pages doi 10 1155/2010/815213 Research Article Adaptive Modulation with Smoot[.] ...
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