Diversity

Spatial diversity in wireless communication

Spatial diversity in wireless communication
  1. What is spatial diversity in wireless communication?
  2. What is spatial diversity in MIMO?
  3. What is transmit and spatial diversity in LTE?
  4. What do you mean by space diversity?

What is spatial diversity in wireless communication?

Antenna diversity, also known as space diversity or spatial diversity, is any one of several wireless diversity schemes that uses two or more antennas to improve the quality and reliability of a wireless link.

What is spatial diversity in MIMO?

Spatial diversity is a technique in MIMO that reduces signal fading by sending multiple copies of the same radio signal through multiple antennas; spatial multiplexing is a technique in MIMO that boosts data rates by sending the data payload in separate streams through spatially separated antennas.

What is transmit and spatial diversity in LTE?

- Transmit Diversity (TxD): On Transmit Diversity mode, the transmitter will send copies of the same data stream by each antenna. This will introduce redundancy on the system. This redundancy makes possible to reduce fading and also have a better signal-nise ratio (SNT) at the receiver.

What do you mean by space diversity?

A: Space diversity means using different physical paths for the signal, at a single frequency. If these are wireless (RF) paths, multiple antennas are located usually at least between one-half and several wavelengths apart, at the source (transmitter diversity) or receiving points (receiver diversity), or both.

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