high bit-error rate
Call Drop Improvement in the Cellular Network by Reducing the Bit Error Rate
... Call drop is one of the major issue which affect the quality of service of the telecom network. Call drop improvement is a key objective for any cellular operator to provide continuous call maintenance after it is ...
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Channel estimation algorithms and bit error rate analysis of cognitive radio
... and bit error rate performance analysis is done for cognitive radio LMMSE algorithms shows better MSE performance in comparison to LS algorithm in lower SNR values and the performance are equal in ...
7
Design of Simulink Model for Constant Envelop OFDM & Analysis of Bit Error Rate
... supports high data rates, has high bandwidth efficiency, low implementation complexity and is robust against frequency selective fading or narrowband ...degradation. High levels of back off reduce ...
5
Low Bit Error Rate Based Communication by IEEE 802 15 4
... for high-speed, ubiquitous Internet ...(Bit Error Rate). The results show how BER(Bit Error Rate) affects the performance of IEEE ...
5
Bit Error Rate Analysis for MC CDMA Systems in Nakagami Fading Channels
... The approach presented in this paper can also be em- ployed to obtain the BER for the receivers in the downlink of an MC-CDMA system. Of course the formulas presented in Section 3 must be changed to correspond to the ...
10
Improved Adaptive Bit Error Rate Performance for Fading Channel Communication
... to high speed ...data rate and spectrum efficiency of wireless mobile communications have been significantly improved over the last decade or ...very high data rates, high mobility and the ...
10
FUZZY ADAPTIVE CODED MODULATION IN WIRELESS NETWORK USING BIT ERROR RATE
... a high number, S, of different channel symbols, and thus many information bits per symbol (log 2 S in the uncoded case), can be shown to be very effective as long as the channel signal-to-noise ratio (CSNR) is ...
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Bit error rate performance enhancement of orthogonal frequency division multiplexing
... in high speed communication is Inter-Symbol Interference ...provide high data rates with sufficient robustness to channel ...provide high spectral efficiency for wireless communication ...of ...
6
Bit Error Rate Prediction of Coded MIMO-OFDM Systems
... ensure high spectrum efficiency as well as high diversity ...particular bit error rate (BER) prediction ...instance, rate-adaptive applications and data link protocols can use ...
6
FUZZY ADAPTIVE CODED MODULATION IN WIRELESS NETWORK USING BIT ERROR RATE.
... code rate in ...of bit error rate (BER) and throughput can be achieved demonstrating the superiority of the adaptive modulation schemes compared to fixed transmission ...achieve bit ...
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Bit Error Rate Reduction Using SLM in Reception of FRFD in OFDM Systems
... presents high complexity and bit error rate in detection of received signals while using the list fixed complexity sphere decoding ...the bit error rate in the reception ...
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Definition of Bit Error Rate on 16 channel DWDM system
... The first possibility how to get light to the multiplexer is to have several laser sources radiated on certain frequencies. Laser source has to be modulated by the modulation signal (information signal) and then lead to ...
7
Bit Error Rate Calculation Method for Multiple-hop Relay Systems
... Abstract—Nowaday, multiple-input multiple-output (MIMO) relay systems have been discussed in several published papers. When a link between any transreceiver is bad, it becomes a bottleneck and affects the performance of ...
5
Minimum Bit Error Rate Multiuser Detection in Multiple Antenna Aided OFDM
... I N an effort to increase the achievable system capacity of an OFDM system, antenna arrays can be employed for supporting multiple users in a Space Division Multi- ple Access (SDMA) communications scenario [1-4]. The ...
5
A Review on Bit Error Rate Detection using Carrier offset in MIMO-OFDM
... the High Power Amplifiers (HPAs) are operated at or near the saturation region which eventually leads to distortion and introduce inter-modulation products between different ...of high frequency carrier ...
7
Comparison of Bit Error Rate for Multipath Fading Channel in DS CDMA
... Abstract— In a wireless mobile communication system, a signal can travel from transmitter to receiver over multiple reflective paths; this phenomenon is referred to as multipath propagation. The distortion of signals ...
7
Dual Tree Wavelet based OFDM: A Performance Calculation of Bit Error Rate
... The matrix elements in these filters provide further degrees of freedom than a traditional scalar wavelet. The aim is to increase the number of scaling functions to raise the approximation power to more than one scaling ...
5
TO IMPROVE BIT ERROR RATE OF OFDM TRANSMISSION USING TURBO CODES
... in high speed wireless ...desired bit error rate, as there were errors occurring in burst form in OFDM which eventually degrades the efficiency of the ...
8
Adaptive Minimum Bit Error Rate Beamforming Assisted Receiver for QPSK Wireless Communication
... This explains the irreducible high BER exhibited in Fig. 2c for the MMSE beamformer. In contrast, a desired linear separability is maintained for the MBER beamformer even under such an adverse condition. At the ...
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Novel Architectures for Forward Error Control at Very High Bit Rates
... Using the equations derived in previous sections we now evaluate and summarise graphically each of the design solutions relating to the various codes considered. In this instance the codes investigated represent low ...
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