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wireless high data rate OFDM

Performance of OFDM-IDMA System for single user

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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Analysis Parameter of MIMO-OFDM System for IEEE 802.16 Systems

Analysis Parameter of MIMO-OFDM System for IEEE 802.16 Systems

... the data stream is split into N parallel streams of reduced data rate with each of them transmitted on separate ...method. OFDM has been around for about 40 years and it was first conceived in ...

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BER PERFORMANCE ANALYSIS OF MIMO-OFDM SYSTEM USINGMMSE EQUALIZER FOR DIFFERENT MODULATION TECHNIQUES

BER PERFORMANCE ANALYSIS OF MIMO-OFDM SYSTEM USINGMMSE EQUALIZER FOR DIFFERENT MODULATION TECHNIQUES

... assisted OFDM system. Now a day’s integration of OFDM technique with MIMO system has been an area of interesting in the field of broad band wireless ...technique. OFDM can be used to convert ...

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Improved Papr Reduction in Ofdm Systems Adopting Genetic Algorithms for Slm

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 ...

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Analysis of BER in SC-FDMA with STBC Codes

Analysis of BER in SC-FDMA with STBC Codes

... the data on multiple carrier ...DSL, wireless networks etc. OFDM follows frequency division multiplication which means that data travels in multi carrier modulation where sub-carrier signals ...

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High Data Rate MIMO-OFDM System using V-BLAST Architecture

High Data Rate MIMO-OFDM System using V-BLAST Architecture

... for high data-rate transmission over wireless channels, and the problems with the CCI associated to multi-user operation [2,6] which can reduce their ...

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Abstract Orthogonal Frequency Division Multiplexing (OFDM) is the broadband multicarrier

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 thresholds ...

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Review Paper on MIMO-OFDM System for WIMAX (IEEE 802.16) based on Cognitive Radio Networks

Review Paper on MIMO-OFDM System for WIMAX (IEEE 802.16) based on Cognitive Radio Networks

... the data stream is split into N parallel streams of reduced data rate with each of them transmitted on separate ...method. OFDM has been around for about 40 years and it was first conceived in ...

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On Bandwidth Efficient Modulation for High Data Rate Wireless LAN Systems

On Bandwidth Efficient Modulation for High Data Rate Wireless LAN Systems

... given rate should be able to easily adjust its coding gain to the chan- nel ...an OFDM system perspective, it is desirable to set the rate for the system prior to transmis- ...error rate, not ...

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A Novel Low Computational Complexity Multiple Signal Representation Technique for PAPR Reduction in OFDM Systems

A Novel Low Computational Complexity Multiple Signal Representation Technique for PAPR Reduction in OFDM Systems

... Abstract: Orthogonal Frequency Division Multiplexing (OFDM) while being an efficient scheme for high data rate wireless communications has drawbacks such as higher Peak-to-Average Power ...

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STC-Mimo Block Spread OFDM in Frequency Selective AWGN Channels

STC-Mimo Block Spread OFDM in Frequency Selective AWGN Channels

... of OFDM [2] over single-carrier schemes is its ability to cope up with severe channel conditions without complex equalization ...as OFDM uses many slowly modulated narrow band signals instead of one ...

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Understanding the Features of IEEE 802  11g in High Data Rate Wireless LANs

Understanding the Features of IEEE 802 11g in High Data Rate Wireless LANs

... provide data rates up to 54 Mbps at the 5 GHz unlicensed national information infrastructure (U-NII) ...DSSS, OFDM or both to provide transmission of data rates up to 54 Mbps at the ...and ...

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PERFORMANCE ENHANCEMENT TECHNIQUE FOR OFDM USING CHANNEL ESTIMATION TECHNIQUE

PERFORMANCE ENHANCEMENT TECHNIQUE FOR OFDM USING CHANNEL ESTIMATION TECHNIQUE

... in wireless communication systems due to its high data rate transmission capability with high bandwidth efficiency and its robustness to multi-path ...for OFDM communication over ...

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Simulation of High Data Rate Transmission over Optical Cable Channels Using OFDM/OQAM Modulation

Simulation of High Data Rate Transmission over Optical Cable Channels Using OFDM/OQAM Modulation

... grid, high order modulation formats are required, such as 64-QAM or ...very high order modulation could be severely ...long OFDM symbol ...in wireless communication. Among various FBMC ...

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An Improved Technique to Reduce ICI in OFDM Systems

An Improved Technique to Reduce ICI in OFDM Systems

... of wireless communication. OFDM promises at providing high data rate transmission while maintaining spectral efficiency because it is used as Multi Carrier (MC) communication technique ...

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PERFORMANCE COMPARISON OF HAAR OFDM AND DAUBECHIES OFDM IN PRESENCE OF CARRIER FREQUENCY OFFSET (CFO) AND DOPPLER EFFECT

PERFORMANCE COMPARISON OF HAAR OFDM AND DAUBECHIES OFDM IN PRESENCE OF CARRIER FREQUENCY OFFSET (CFO) AND DOPPLER EFFECT

... day wireless communication systems demand for high data ...these high data rates. OFDM is a digital modulation technique which divides the available spectrum into different sub ...

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A Review On  Architecture Technology and Challenges of 4G LTE

A Review On Architecture Technology and Challenges of 4G LTE

... how OFDM will provide very high broadband speeds on 4G wireless networks, but the truth is that the data throughput rate on a channel of given RF is bandwidth is limited by channel ...

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Comparative Study Of LTV Channel for Mitigation of  ICI with respect to LTI Channel under Different Condition in OFDM

Comparative Study Of LTV Channel for Mitigation of ICI with respect to LTI Channel under Different Condition in OFDM

... fields. Wireless communication is a major constituent of communication industry which has 75% of total market ...share. Wireless communication takes the communication domain to the next level in terms of ...

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Dwt Based Ofdm System for Reliable Ber Performance Using Barcode System in Mobile Devices

Dwt Based Ofdm System for Reliable Ber Performance Using Barcode System in Mobile Devices

... In wireless medium to increase the data rate with high performance orthogonal frequency division multiplexing (OFDM) is used which uses inverse fast fourier transform at the transmitter ...

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Performance Analysis of MIMO OFDM System by using LS and MMSE Techniques

Performance Analysis of MIMO OFDM System by using LS and MMSE Techniques

... of. OFDM effectively counters the channel delay spread by converting channel into a number of overlapping but mutually orthogonal sub-channels in frequency ...durations, OFDM systems avoid the ISI ...

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