high data-rate wireless systems
On Bandwidth Efficient Modulation for High Data Rate Wireless LAN Systems
... and rate should be optimally distributed over fre- quency components of the transmitted signal by an algo- rithm called ...and rate allocations prescribed by ...MIMO systems, which is the basis for ...
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Code Division Multiplexing Using AI Based Custom Constellation Scheme – Efficient Modulation for High Data rate Transmission
... Proposed scheme uses custom constellation ordering of QAM modulator as code . It uses 8 QAM , the same carrier frequency within same frequency band can be used for four wireless systems. In the proposed ...
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Improved Papr Reduction in Ofdm Systems Adopting Genetic Algorithms for Slm
... of data is split into parallel streams each of which is coded and modulated on to a subcarrier, a term commonly used in OFDM ...symbol rate, maintaining data rates similar to conventional single ...
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Performance Analysis of MIMO OFDM System by using LS and MMSE Techniques
... OFDM systems avoid the ISI significantly [2-5] and increase data ...The data rate can be further increased via the exploitation of the MIMO ...data rate. Hence, MIMO-OFDM is a ...
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HIGH DATA RATE WLAN
... Defines an additional modulation technique for 2.4 GHz band intended to provide speeds up to 54 Mbps. The different frequencies mean that 802.11a products aren’t interoperable with the 802.11b base. To get around this, ...
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Review on Generations in Mobile Cellular Technology
... low data rate and insufficient data communication there is a emerging demand of the next generation wireless system that provides high speed data communication as well as voice ...
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A Survey of Wireless Communication Technologies & Their Performance for High Speed Railways
... same data content from multiple physical ...providing high speed railway ...antenna systems as other nodes. Those distributed antenna systems or Remote Antenna Units (RAU) are connected over ...
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Performance Analysis of Qo-Stbc for Increasing Transmit Diversity in Rayleigh Fading Environment- A Review
... communication systems with high data rates has dramatically increased in recent ...MIMO systems with multiple antenna elements at both link ends are an efficient solution for future ...
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Low Complexity Turbo Equalization for High Data Rate Wireless Communications
... Equalizers of the third category, beyond their significant complexity savings, can be easily modified to derive adap- tive counterparts that still have linear complexity. Since the filters of those equalizers are set ...
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Ber Performance of High Data Rate Wireless Optical System for Short Distance
... of wireless optical communication systems which can be used for short distance application area like indoor, office, small factories ...etc. Wireless optical communication link used in this research ...
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History of Wireless Communication
... Broadband wireless access provides high-rate wireless communications between a fixed access point and multiple ...These systems were initially proposed to support interactive video ...
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On The Error Rate Performance Of Transmission Modes In Lte Wireless Systems
... of data are transmitted simultaneously over reach transmit ...its data proportionally to the number of transmit antenna ports ...with high bandwidth ...
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Reconfigurable antennas and radio wave propagation at millimeter-wave frequencies
... Chapter 2 of the thesis discusses different types of reconfigurable antennas. We investigate the applicability of various multi-element antenna configurations and manufacturing processes of these antennas for millimeter ...
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Low Profile Broadband Antenna Array for High-Rate Close Proximity Wireless Communication Systems at 60 GHz
... a High-Rate Close Proximity (HRCP) point-to-point (P2P) wireless communication system at 60 GHz, which enables large files to be exchanged rapidly between two devices at very close ...P2P ...
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Performance of OFDM-IDMA System for single user
... Current wireless communication in real-life applications as well as reliable transmission of high data rate wireless communication model called OFDM requires communication ...
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Implementation Of OFDM Using FPGA Board
... digital data on a carrier which is multi carrier ...and high records rate wireless systems in along with wireless, cell telecommunications and plenty of extra are the OFDM makes ...
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Abstract Orthogonal Frequency Division Multiplexing (OFDM) is the broadband multicarrier
... for high-speed multi- user wireless systems that can provide high spectral efficiency by incorporating various advanced ...the data rate can be maximized by optimizing SINR ...
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A Noval Approach For Optimization OF PHYSICAL LAYER FOR WIRELESS AND MOBILE COMMUNICATION
... [5] A. Ghosh, T. A. Thomas, M. C. Cudak, R. Ratasuk, P. Moorut, F. W. Vook, T. S. Rappaport, G. MacCartney, S. Sun, and S. Nie, “Millimeter wave enhanced local area systems: A high data rate ...
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Performance of OFDM based FSO Communication Systems using M ary PSK Modulation
... of data transmission on light through free space started with the invention of ...the data rate of communication. The data rate over fiber is limited by its dispersion ...for ...
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Spectrum Requirements Estimation for the Future IMT Systems: Current Work and Way Forward
... of wireless technology and people’s demand for high rate multimedia services, future mobile data traffic will show explosive growth, which is shown in Figure 1 ...
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