Results 101 to 110 of about 208,509 (216)

Symbol and Bit Error Rates Analysis of Hybrid PIM-CDMA

open access: yesEURASIP Journal on Wireless Communications and Networking, 2005
A hybrid pulse interval modulation code-division multiple-access (hPIM-CDMA) scheme employing the strict optical orthogonal code (SOCC) with unity and auto- and cross-correlation constraints for indoor optical wireless communications is proposed. In this
Ghassemlooy Z., See C. K.
doaj   +1 more source

An overview of Space Communication Artificial Intelligence for Link Evaluation Terminal (SCAILET) Project [PDF]

open access: yes
A software application to assist end-users of the link evaluation terminal (LET) for satellite communications is being developed. This software application incorporates artificial intelligence (AI) techniques and will be deployed as an interface to LET ...
Petrik, Edward J.   +3 more
core   +1 more source

Analisa Performansi Low Density Parity Check Code Pada Sistem CDMA [PDF]

open access: yes, 2011
The purpose of this final project is to analyze the performance of Low Density Parity Check Code for CDMA system. The analyze is to compare the simulation program of LDPC-CDMA with different parity check matrix LDPC and different amount of active user ...
Affandi, Ahmad, Moegiharto, Yoedy
core  

Improvement of Bit Error Rate (BER) in Telemetry Radio Link of Satellite LEO Using MIMO Technique

open access: yesفصلنامه علوم و فناوری فضایی, 2012
After setteling the LEO satellite in the given circuit, the ground station needs to communicate with it for the received of information and control of its subsystems. Due to the fact that satellite communication channels are influenced by shadowing conditions, if a line of sight (LOS) signal exists between the receiver and the transmitter, then the ...
Shahrokh Marzban   +2 more
openaire   +1 more source

Digitally modulated bit error rate measurement system for microwave component evaluation [PDF]

open access: yes
The NASA Lewis Research Center has developed a unique capability for evaluation of the microwave components of a digital communication system. This digitally modulated bit-error-rate (BER) measurement system (DMBERMS) features a continuous data digital ...
Budinger, James M.   +1 more
core   +1 more source

ANALISIS PENGARUH TEKNIK DIVERSITY (SELECTIVE COMBINING DAN EQUAL GAIN COMBINING) UNTUK MENGURANGI MULTIPATH FADING SEBAGAI SALAH SATU PARAMETER DALAM MEMPERBAIKI BIT ERROR RATE (BER) [PDF]

open access: yes, 2009
Dalam komunilmsi wireless, berbagai macam reflektor yang ada di sekitar pengirim dan penerima dapat menyebabkan adanya multipaths yang dapat mengurangi daya sinyal yang ditransmisikan. Masing-masing sinyal tersebut akan melewati jalur yang berbeda, sehingga pada penerima akan terjadi superposisi dari sinyal-sinyal tersebut.
openaire   +1 more source

Bit Error Rate (BER) Performance of Various Digital Modulation Schemes in Three User NOMA Using SIC Under Rayleigh Fading Channel

open access: yesInternational Journal of Scientific Research in Engineering and Management
ABSTRACT This paper analyzes the bit error rate (BER) execution of downlink non-symmetrical various access networks for binary phase shift keying adjustment and quadrature phase shift keying regulation. BER is determined for every client under added substance white Gaussian noise and Rayleigh fading diverts in amazing successive interference ...
U Pradeep Kumar, B Cyrus
openaire   +1 more source

Performance Study of BCH Error Correcting Codes Using the Bit Error Rate Term BER

open access: yesInternational Journal of Engineering Research and Applications, 2017
Elghayyaty Mohamed   +4 more
openaire   +1 more source

Radial Basis Function Aided Space-Time Equalization in Dispersive Fading Uplink Environments

open access: yes, 2005
A novel Radial Basis Function Network (RBFN) assisted Decision-Feedback aided Space-Time Equalizer (DF-STE) designed for receivers employing multiple antennas is proposed.
Chen, S., Hanzo, L., Wolfgang, A.
core  

Comparison of bit error rate (BER) in multipath phenomena Rayleigh and Rician using QPSK modulation in Multiple Input Multiple Output (MIMO) systems

open access: yesSapienza: International Journal of Interdisciplinary Studies
In wireless communications, there are Rician and Rayleigh multipath phenomena, which can cause destructive interference caused by a strong dominant component. The objective of the study is to analyze how these multipath phenomena affect the Bit Error Rate (BER), using phase shift keying (QPSK), as well as 5G Multiple Input Multiple Output (MIMO ...
Luis Gonzalo Santillán-Valdiviezo   +4 more
openaire   +1 more source

Home - About - Disclaimer - Privacy