Rayleigh fading multipath channel
Performance Evaluation of Complex Wavelet Packet Modulation (CWPM) System over Multipath Rayleigh Fading Channel
... selective Rayleigh fading channels and its performance has been compared with some other multicarrier ...of channel considered as com- pared with OFDM, Slantlet based OFDM, FRAT based OFDM and WPM ...
8
Frequency estimation in multipath rayleigh-sparse-fading channels
... propagation channel is multi- path and fading. In mobile channels, multipath components ex- perience different Doppler offsets; however, if the mobile speed and the carrier frequency are relatively ...
11
POWER CONTROL ERROR AND BER DETERMINATION IN MC-DS/CDMA SYSTEM OVER RAYLEIGH FADING CHANNEL USING WAVELET NETWORKS
... [3], multipath fading and (BER), the MC-CDMA technique was developed as a combination of the DS- CDMA technique and the Multi-carrier principles (OFDM), and hence, it inherits advantages of both ...under ...
10
MIMO-OFDM System in Rayleigh Fadding Channel Maninder Singh, Dr. Hardeep Singh Saini
... frequency-selective fading channel into a collection of parallel at fading sub channels, which greatly simplifies the structure of the ...(sub channel and subcarrier will be used ...
6
Improved Channel Estimation Algorithm for OFDM System over Slow Fading Rayleigh Channel
... selective channel into flat ...the fading channels. The presence of noise along with the multipath fading channel has adverse effect on the performance of Bit Error Rate ...the ...
5
Performance Improvement of OFDM Communication System in Rayleigh Fading Channel
... communication channel into a number of equally spaced frequency ...to Multipath delay spread, as the delay spread must be very long to cause significant inter-symbol interference (ISI), and in order to ...
8
Improving Signal Strength in Wireless Mobile Communication using Diversity Combining Technique over Rayleigh Fading Channels
... than multipath fading arises, to mitigate multipath fading in wireless channel transmitter power control method is used, in this method transmitter on other side of the link ...
5
MIMO CONFIGURATION SCHEME WITH SPATIAL MULTIPLEXING AND QPSK MODULATION
... Channel can be defined as a transmission medium between transmitter and receiver. It can be wired or wireless. In wired transmission we use some medium like coaxial cable, twisted pair cable or optical fiber and ...
8
An Implementation of Nonlinear Multiuser Detection in Rayleigh Fading Channel
... the channel environment encountered in many CDMA applications, for channels with fading, multipath, or noncoherent modulation have been considered [1, ...a Rayleigh fading ...
9
Index Terms: MANET, Fading Channel, Rayleigh Fading, data Rate, speed of nodes
... wireless channel models, the Rayleigh fading channel ...The Rayleigh fading model is used to describe channels which have a number of multipath signal components caused by ...
7
Study of Methods to Mitigate Fading in Mobile Communication
... a fading channel is very poor compared to that of an AWGN channel, even for higher values of ...between multipath signals at the receiver results in severe ...Ricean channel slightly ...
5
Research on Anti Jamming Performance of GMSK in Shortwave Frequency Hopping
... choose Rayleigh fading channel and Rice fading channel for ...flat fading and frequency selective fading are used in Rayleigh fading channel ...in ...
9
An Improved Channel Estimation Algorithm Based on Cubic Convolution Interpolation for LOWPM System
... in multipath Rayleigh fading channel, cubic convolution interpolation based LMMSE channel estimation algorithm is put forward in this ...
8
Performance of compressive sensing algorithms over time varying frequency selective channel
... is highly impractical. It leads to the need of faster recovery algorithm that works in linear time. Recently several low complexity iterative algorithms are proposed. Fast greedy methods such as OMP iteratively detect ...
6
Inter Carrier Interference Analysis of OFDM Systems Communicating Over Rapidly Fading Nakagami m Channels
... T-domain channel variation across an OFDM symbol may be considered to be ...T-domain channel envelopes associated with different Doppler shifts are ...T-domain channel envelopes whose normalized ...
5
THE THROUGHPUT FOR MULTI HOP RELAY WIRELESS SENSOR NETWORKS BASED ON COOPERATIVE DIVERSITY
... over Rayleigh, Rician and AWGN fading channel, in the case of the channel being known at the receiver ...Noise) channel, Rician fading channel and the Rayleigh ...
8
Cooperative Diversity Analysis using DF Relay Network over Rayleigh Fading Channel
... no channel knowledge in the transmitter, perfect channel state information in the receivers and perfect synchronization channel state information in the receivers implies that the S-R channel ...
5
Latency Considerations for Adaptive Modulation in an Interference free Slow Rayleigh Fading Channel
... For the speech system a maximum of four frames latency introduced by the modem was considered acceptable, which corresponded to less than 20 ms, or one typical predictive analysis frame duration. The delay CDFs were ...
5
Location Based Spectrum Sensing For Rayleigh Fading
... process there is a drastic improvement in the energy detector under this case.fig.6 shows the improved performance of the energy detector .but there is some up and down the curve because of the incomplete inverse gamma ...
5
Performance Evaluation of 4G-LTE-SCFDMA Scheme under SUI and ITU Channel Models
... of channel equalization was done and it is found that the performance of the minimum mean square error MMSE method was better than the zero forcing ZF ...the channel types first the ITU channel was ...
12