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检索条件"主题词=adaptive modulation and coding"
323 条 记 录,以下是141-150 订阅
排序:
Integrated scheduling and link adaptation for heterogeneous networks: design and performance analysis
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INTERNATIONAL JOURNAL OF ELECTRONICS 2020年 第7期107卷 1098-1126页
作者: Taki, Mehrdad Nezafati, Mohammad Bagher Univ Qom Dept Elect Engn Qom Iran Inst Res Fundamental Sci Tehran Iran
This paper presents novel integrated scheduling and link adaptation (ISLA) schemes for links which have a common spectrum and possibly different rates and reliability constraints. We consider the problem of weighted s... 详细信息
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Nonlinearity-Tolerant Four-Dimensional 2A8PSK Family for 5-7 Bits/Symbol Spectral Efficiency
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JOURNAL OF LIGHTWAVE TECHNOLOGY 2017年 第8期35卷 1383-1391页
作者: Kojima, Keisuke Yoshida, Tsuyoshi Koike-Akino, Toshiaki Millar, David S. Parsons, Kieran Pajovic, Milutin Arlunno, Valeria Mitsubishi Elect Res Labs Cambridge MA 02139 USA Acacia Commun Maynard MA 01754 USA Chalmers Univ Technol Dept Microtechnol & Nanosci SE-41296 Gothenburg Sweden
We describe in detail the recently proposed four-dimensional modulation format family based on 2-ary amplitude 8-ary phase-shift keying (2A8PSK), supporting spectral efficiencies of 5, 6, and 7 bits/symbol. These form... 详细信息
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Dynamic Fractional Frequency Reuse (DFFR) with AMC and Random Access in WiMAX System
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WIRELESS PERSONAL COMMUNICATIONS 2013年 第4期68卷 1871-1881页
作者: Mohades, Zohreh Vakili, Vahid Tabataba Razavizadeh, S. Mohammad Abbasi-Moghadam, Dariush IUST Sch Elect Engn Dept Telecommun Tehran Iran IUST Dept Elect Engn Tehran Iran Shahid Bahonar Univ Dept Elect Engn Kerman Iran
In this paper;dynamical resource allocation scheme is proposed to improve throughput and fairness in the modern broadband wireless systems such as IEEE 802.16 Worldwide Interoperability for Microwave Access. To assign... 详细信息
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adaptive scheduling for MIMO wireless networks:: Cross-layer approach and application to HSDPA
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IEEE TRANSACTIONS ON WIRELESS COMMUNICATIONS 2007年 第1期6卷 259-268页
作者: Aniba, Ghassane Aissa, Sonia EMT INRS Montreal PQ H5A 1K6 Canada
In this paper, we consider the scheduling problem in multiple-input multiple-output (MIMO) wireless networks. The main important characteristic of an optimal scheduler is to maximize throughput while servicing users i... 详细信息
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Cross-layer-based adaptive TCP algorithm for cloud computing services in 4G LTE-A relaying communication
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WIRELESS NETWORKS 2016年 第8期22卷 2579-2595页
作者: Chang, Ben-Jye Li, Yi-Hsuan Chen, Shin-Pin Liang, Ying-Hsin Natl Yunlin Univ Sci & Technol Dept Comp Sci & Informat Engn Yunlin Taiwan Nan Kai Univ Technol Dept Multimedia Animat & Applicat Nantou Taiwan
Cloud computing provides various diverse services for users accessing big data through high data rate cellular networks, e.g., LTE-A, IEEE 802.11ac, etc. Although LTE-A supports very high data rate, multi-hop relaying... 详细信息
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Physical-Layer adaptive Resource Allocation in Software-Defined Data Center Networks
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JOURNAL OF OPTICAL COMMUNICATIONS AND NETWORKING 2018年 第12期10卷 1015-1026页
作者: Yang, Mingwei Rastegarfar, Houman Djordjevic, Ivan B. Univ Arizona Dept Elect & Comp Engn Tucson AZ 85721 USA Univ Arizona Coll Opt Sci Tucson AZ 85721 USA
With the deep physical-layer programmability enabled by software-defined networking (SDN), it is now feasible to realize optical data center transceivers that adapt their transmission parameters in response to time-va... 详细信息
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Hybrid Neural Network-Based Fading Channel Prediction for Link Adaptation
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IEEE ACCESS 2021年 9卷 117257-117266页
作者: Eom, Chahyeon Lee, Chungyong Yonsei Univ Sch Elect & Elect Engn Seoul 03722 South Korea
We propose an artificial intelligence-based channel prediction scheme that can potentially facilitate link adaptation in customized communication systems. Link adaptation is a key process for wireless communication th... 详细信息
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Novel resource allocation algorithms for multiuser downlink MIMO-OFDMA of FuTURE B3G systems
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Progress in Natural Science:Materials International 2009年 第9期19卷 1141-1146页
作者: Qiaoyun Sun, Hui Tian *, Shuang Wang, Kun Dong, Ping Zhang Key Laboratory of Universal Wireless Communication, Ministry of Education, Wireless Technology Innovation Institute, Beijing University of Posts & Telecommunications, Beijing 100876, China Key Laboratory of Universal Wireless Communication Ministry of Education Wireless Technology Innovation Institute Beijing University of Posts & Telecommunications Beijing 100876 China
In this paper, subcarrier and power allocation problems for multiuser downlink MIMO-OFDMA of the FuTURE B3G TDD system are investigated. For the reciprocity of the TDD channel, the channel state information can be emp... 详细信息
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Wireless Channel State-Aware and adaptive Epidemic Dissemination in Ad Hoc Networks
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INTERNATIONAL JOURNAL OF WIRELESS INFORMATION NETWORKS 2014年 第1期21卷 58-67页
作者: Kontos, Theofanis Anagnostopoulos, Christos Hadjiefthymiades, Stathes Univ Athens Pervas Comp Athens Greece Ionian Univ Dept Informat Corfu Greece Univ Glasgow Sch Comp Sci Glasgow Lanark Scotland Univ Aegean Dept Informat & Commun Syst Engn Mitilini Greece
Ad hoc networks are characterized by limited resources (e.g. energy, bandwidth). Efficient information dissemination while avoiding excessive energy cost can be achieved through the suitable design of a network. To th... 详细信息
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Throughput of HARQ Protocols on a Block Fading Channel
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IEEE COMMUNICATIONS LETTERS 2010年 第3期14卷 257-259页
作者: Lagrange, Xavier Univ Europeenne Bretagne Inst Telecom Telecom Bretagne Bretagne France
This letter considers hybrid automatic repeat request (HARQ) protocols on a block Rayleigh fading channel. We derive the packet loss probability and the throughput for HARQ in closed-form. We propose a simple approxim... 详细信息
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