Cellular Devices

Is spatial multiplexing different from spatial diversity?

Spatial multiplexing and spatial diversity are two radio communication techniques used in modern antenna systems in 4G LTE and 5G NR networks. Both these techniques play essential but separate roles in the MIMO (Multiple Input Multiple Output) antenna systems. Spatial diversity is a technique in MIMO that reduces signal fading by sending multiple copies of …

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What is MIMO in 4G LTE networks?

MIMO stands for Multiple Input Multiple Output, and it is an antenna technology that improves the quality of service you receive on your mobile phone. While the term MIMO may sound a bit theoretical at first, the concept is very practical and easy to understand. However, the implementation of MIMO is complex in mobile networks, …

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How is tethering different from 4G and 5G mobile hotspots?

If you use your mobile phone as a backup when your home broadband is down, then you may have come across the terms tethering and mobile hotspot before. Tethering in mobile communications refers to a technique that allows your mobile phone to share its mobile data with other internet-enabled devices. The most common way of …

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What is 5G New Radio (NR) technology and how does it work?

5G is one of the most talked-about topics in the mobile communications industry, and it totally deserves it. However, when a topic becomes so popular, many people say lots of things, making it hard to separate the hype from reality. 5G is the fifth-generation of mobile networks enabled by the New Radio (NR) technology to …

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What is the difference between SMS, MMS and text messages?

Nowadays, we frequently use WhatsApp apps to message each other and even make voice or video calls. But, SMS is still one of the most widely used services available through mobile operators. SMS stands for Short Message Service; however, many of us know SMS as “texts” or “text messages”. It allows us to instantly and …

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