LTE MIMO

What is the difference between LTE and VOLTE?

Volte (voice over lte) refers to voice calls made through a 4G LTE network rather than traditional calls made using csfb (circuit-switched fall-back), a system that switches from 4g back...
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Affects of the Channel in LTE MIMO

To understand the impact of the channel, let’s assume that the base station receiver is facing many challenges in the same MIMO receiver that universal areas, but also must receive...
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How Cross domain signal analysis in LTE

Regarding cross domain analysis, we see that, I traditionally signal from a receiver RF section can be demodulated and Q components using analog techniques. Today, however, the down conversion signal...
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Wide bandwidths concept for LTE MIMO

One of the unique aspects of LTE is the support of the six channel bandwidths from 1.4 MHz to 20 MHz. To simplify system operation and roaming phones should support...
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Receiver Design for LTE

The main objective of the study is to take action for the entire measurement receiver. However, many factors can affect the performance of the receiver, such sub-blocks of receipt must...
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Basic Test for LTE Transmitter and Receiver Design

LTE already requires fundamental changes in the base and handset and research project due to higher data rates, there is an important signal bandwidth and enhance integration and miniaturization in...
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Single and Multiple User MIMO in the Uplink SU MIMO LTE

SU-MIMO is within LTE, but at the time of this writing has not yet been fully identified. To implement the SU-MIMO UE require two transmitters. This is an important problem...
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Single User and Multi User MIMO codewords in LTE

Figure shows how the two codewords are used for a single user in the downlink. It is also possible that the code words to be assigned to different users to...
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Codeword, layer, and precoding in LTE

Terms codeword, layer, and precoding have been taken to refer specifically to LTE signals and processing. The figure shows the processing steps to which they relate. The terms used in...
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The MIMO channel Matrix

The MIMO channel Matrix Consider for a moment in time, on the same frequency and channel modeling as a black box with durable internal components. If we add two completely...
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Multi-antenna Techniques LTE to improve the downlink performance

There are five methods of multiple antennas have been defined for the LTE downlink to improve the performance: Receive diversity at the mobile Transmit diversity using SFBC at the eNB...
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LTE MIMO Types of Inputs and Outputs

LTE MIMO “input” and “output” are used for medium between transmitters and receivers, including both RF components – known as the “channel”. Thus, the base station with two transmitters provides...
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