Essays about: "Space Time Block Codes"
Showing result 1 - 5 of 8 essays containing the words Space Time Block Codes.
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1. Performance Analysis of a MIMO Cognitive Cooperative Radio Network with Multiple AF Relays
University essay from Blekinge Tekniska Högskola/Institutionen för tillämpad signalbehandlingAbstract : With the rapid growth of wireless communications, the demand for the various multimedia services is increasing day by day leading to a deficit in the frequency spectrum resources. To overcome this problem, the concept of cognitive radio technology has been proposed which allows the unlicensed secondary user (SU) to access the licensed spectrum of the primary user (PU), thus improving the spectrum utilization. READ MORE
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2. Robust MIMO Precoding on Real-World Measured Channels
University essay from KTH/SignalbehandlingAbstract : It is well known that multi-input multi-output (MIMO) wireless communication systemsthat employ precoding techniques are capable of meeting the high expectations of modernand future wireless communication standards. In order to fully utilize these techniques, thecommunication system typically requires information of the channel, commonly referred toas channel state information (CSI). READ MORE
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3. Performance Evaluation of 2-Hop and 3-Hop Relay Network using DF, AF and DAF Relaying Protocols
University essay from Blekinge Tekniska Högskola/Sektionen för ingenjörsvetenskapAbstract : Cognitive radio is an evolving wireless technology employed to increase the frequency spectrum utilization of the limited spectral resources. Cooperative communications has been established as a potential method of solving the fading effects in wireless communications, improving the reliability of network performance, network throughput, and adaptability. READ MORE
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4. Performance Analysis of Decode and Forward Relaying with Keyhole in Nakagami-m Fading Channels
University essay from Blekinge Tekniska Högskola/Institutionen för datalogi och datorsystemteknikAbstract : Fading has always been a major obstacle in the effective transmission of signals from the transmit antenna to the receive antenna. The innovation of multiple-input multiple-output (MIMO) system has led to the regression of the adverse effect of these fading entities and thus provided a higher data rate communication while maintaining the quality of service (QoS). READ MORE
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5. Space Time Coding For Wireless Communication
University essay from Institutionen för datavetenskap, fysik och matematik, DFMAbstract : As the demand of high data rate is increasing, a lot of research is being conducted in the field of wireless communication. A well-known channel coding technique called Space-Time Coding has been implemented in the wireless Communication systems using multiple antennas to ensure the high speed communication as well as reliability by exploiting limited spectrum and maintaining the power. READ MORE