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[PDF] Top 20 Code Division Multiplexing Using AI Based Custom Constellation Scheme – Efficient Modulation for High Data rate Transmission

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Code Division Multiplexing Using AI Based Custom Constellation Scheme – Efficient Modulation for High Data rate Transmission

Code Division Multiplexing Using AI Based Custom Constellation Scheme – Efficient Modulation for High Data rate Transmission

... achieve high bit rate in transmission over wireless channels frequency reuse is an encouraging concept ...spectrum using the same carrier frequency within same frequency band ...propose ... See full document

7

An Efficient Hierarchical Modulation based Orthogonal Frequency Division Multiplexing Transmission Scheme for Digital Video Broadcasting

An Efficient Hierarchical Modulation based Orthogonal Frequency Division Multiplexing Transmission Scheme for Digital Video Broadcasting

... for multiplexing different types of data and for transmitting both local and global contents in single constellation for a single frequency ...service transmission in DVB by spectral ...than ... See full document

6

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

... frequency division multiplexing and fourier transforms to present a QAM approach with FFT principles for transmission for a long ...FFT code lessons are compared to investigate results and ... See full document

6

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

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

... Frequency Division Multiplexing (OFDM) is a multi-carrier transmission technique proposed in mid ...increase data rate. The data rate can be further increased via the ... See full document

6

Index Modulation-Aided Orthogonal Frequency Division Multiplexing and Its Applications

Index Modulation-Aided Orthogonal Frequency Division Multiplexing and Its Applications

... energy efficient 5G communication ...index modulation-aided OFDM ...transmit data contrary to ...and using different constellation mode, each of them is ...Extra data bits are ... See full document

6

Quadrature Amplitude Modulation All Optical Orthogonal Frequency Division Multiplexing-dense Wavelength Division Multiplexing-optical Wireless Communication System under Different Weather Conditions

Quadrature Amplitude Modulation All Optical Orthogonal Frequency Division Multiplexing-dense Wavelength Division Multiplexing-optical Wireless Communication System under Different Weather Conditions

... an efficient technology that is currently being used in many wireless standards like LTE, DVB, WiMax and ...deliver high data rates in multipath fading channels ...Frequency Division ... See full document

7

Multi slot amplitude coding technique for high speed optical fiber communication system

Multi slot amplitude coding technique for high speed optical fiber communication system

... new multiplexing technique has been proposed to multiplex multiple users per WDM channel, as an alternative to TDM for wireless or optical communication [32, 33] know as Duty Cycle Division ... See full document

62

Orthogonal Frequency Division Multiplexing & Measurement of its Performance

Orthogonal Frequency Division Multiplexing & Measurement of its Performance

... Frequency division multiplexing (FDM) is a technique by which the total bandwidth available in a communication medium is divided into a series of non-overlapping frequency sub-bands, each of which is used ... See full document

8

Analysis of Optical CDMA Signal Transmission: Capacity Limits and Simulation Results

Analysis of Optical CDMA Signal Transmission: Capacity Limits and Simulation Results

... and symmetric manner (i.e., they all have the same proba- bility of using a given modulated symbol in their spreading sequence). We will also assume that the receiver performs single-user detection (SUD), where we ... See full document

14

Unequal Power Allocation For Image Transmission

Unequal Power Allocation For Image Transmission

... frequency division multiplexing transmission scheme that allows users to transmit information across a communications channel at high data rates and offers a more robust ... See full document

5

PAPR Reduction Using Hybrid PTS-Companding-SLM Technique in OFDM Communication System

PAPR Reduction Using Hybrid PTS-Companding-SLM Technique in OFDM Communication System

... highest data rate can be achieved for frequency-selective channels by using an MC system with an infinitely dense set of sub-channels and adapting transmission powers and data rates ... See full document

6

High dimensionality carrierless amplitude phase modulation technique for radio over fiber system

High dimensionality carrierless amplitude phase modulation technique for radio over fiber system

... CAP modulation technique in wired and wired-wireless systems, known as P2P and RoF for downlink in-home ...is based on industrial applications (Hiramoto, Shishikura, Takai, & Traverso, ... See full document

54

PAPR REDUCTION TECHNIQUES IN OFDM BASED COGNITIVE RADIO: A REVIEW

PAPR REDUCTION TECHNIQUES IN OFDM BASED COGNITIVE RADIO: A REVIEW

... Now-a-days there is increase in the use of wireless communication. Therefore need of spectrum increases, resulting in problem of scarcity of spectrum. The main reason of scarcity is problem of accessing the spectrum in a ... See full document

8

Comparative performance analysis ofdft and dwt based of dm using different modulation techniques

Comparative performance analysis ofdft and dwt based of dm using different modulation techniques

... A signal includes hundreds of symbols and every symbol should be transmitted properly on the receiver part with none degradation and distortion of the symbols. In electronics communication system, there will no longer be ... See full document

5

PTS based MIMO-OFDM System using Space Frequency Block Coding Technique

PTS based MIMO-OFDM System using Space Frequency Block Coding Technique

... any modulation or multiple access technique, recent research suggests that the implementation of MIMO aided OFDM is more efficient, as a benefit of the straight forward matrix algebra invoked for processing ... See full document

6

Orthogonal frequency division multiplexing with amplitude shift keying subcarrier modulation as a reliable and efficient transmission scheme for self-mixing receivers

Orthogonal frequency division multiplexing with amplitude shift keying subcarrier modulation as a reliable and efficient transmission scheme for self-mixing receivers

... frequency-division multiplexing (OFDM) signals, since the LO phase noise has a strong negative influence on the quality of recevied OFDM signals (Armada and Calvo, 1998; Pollet et ... See full document

8

A Review on Different PAPR Reduction Techniques Performance in OFDM

A Review on Different PAPR Reduction Techniques Performance in OFDM

... (Active constellation extension) technique and modulation technique can be implemented by using QPSK (Quadrature phase shift keying) which provides high data rate and reduced ... See full document

5

STBC-OFDM using Compressive Sensing Theory for Wireless Systems

STBC-OFDM using Compressive Sensing Theory for Wireless Systems

... a high difficulty in supporting high modulation schemes such as PSK in low speed vehicular ...proposed scheme shows high and better efficient use of compressive sensing (CS) ... See full document

8

Spatial Modulation Based MIMO-OSDM for 4G Wireless Systems under Rayleigh Fading Channel

Spatial Modulation Based MIMO-OSDM for 4G Wireless Systems under Rayleigh Fading Channel

... relay-assisted transmission scenario, carefully utilizing the fundamental orthogonality of distributed ...cooperative transmission techniques for frequency-selective ...OFDM-STBC scheme & derive ... See full document

10

An Efficient Design Implementation Of OFDM Based Transmission System.

An Efficient Design Implementation Of OFDM Based Transmission System.

... is based on the concept of spectral hole. In the absence of user data in a frequency band, it remains empty and it is popularly known as spectral ...achieved using MATLAB and direct spectrum sensing ... See full document

6

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