What does MIMO stand for in the context of RAN technologies?

Prepare for the Ericsson Cloud RAN Exam. Practice with flashcards and multiple-choice questions, each with hints and explanations. Master the topics and pass confidently!

In the context of RAN (Radio Access Network) technologies, MIMO stands for "Multiple Input Multiple Output." This technology utilizes multiple antennas at both the transmitter and receiver ends to improve communication performance. It is particularly significant in wireless communication systems as it enhances data throughput and capacity without requiring additional bandwidth or transmit power.

The reason this terminology is emphasized as "Multiple Input Multiple Output" is that it accurately describes the fundamental principle behind the technology—the use of multiple antennas for sending and receiving signals simultaneously. This contrasts with simpler systems that may use only one input and one output. The deployment of MIMO in RAN technologies supports advancements in data rates, coverage, and overall system reliability, which are essential for modern mobile communication standards such as LTE and 5G.

While other terms may hint at similar concepts, they do not correctly encapsulate the essence of MIMO technology in the way that "Multiple Input Multiple Output" does. Distinctions in the terminology can lead to misunderstandings about the capabilities and implementations of RAN technologies utilizing MIMO principles.

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