Ever wondered how wireless technology really works,
but felt intimidated by the jargon?
You’ve come to the right place!
At Wireless Explained, we turn complicated concepts into understandable and engaging stories, using simple analogies and a fun approach.
Originally launched as a YouTube Channel, our content now lives here offering introductory lessons, so no prior technical background is needed.
Blog
Basic:
-
📡 What is Modulation?
In this post, I will explain modulation without using technical jargons, but simply using analogy of water waves.
-
What is QAM Modulation?
QAM is the most adopted Modulation Scheme in Modern Communication Systems. In this post, we explore the basic principle of QAM and show how power constraints shape its design.
-
Channel Models in Wireless Communication
A wireless channel is the invisible path a signal travels through, from a transmitter to receiver. Discover the science behind channel models, from ideal channels to fading channels with bouncing waves and obstacles.
Intermediate:
-
What is Uplink Power Control in 5G and 4G?
Uplink Power Control adjusts your phone’s transmit power so that the base station receives signals at just the right strength. Think of it like adjusting your voice in a conversation—if you’re close, you speak softly; if you’re far away or in a noisy room, you speak louder. Let’s try to understand this concept in a simple way.
-
RACH: How Your Phone Instantly Connects to 5G? ✨
RACH procedure is like a polite way for your phone to get the 5G tower’s attention and request to start communicating. RACH procedure is the very first handshake between your phone and the cell tower before the real communication begins. Let’s break down this connection process in a fun way using analogies!
-
Cellular Communication Entities: A Casual Guide
In this post I will explain the major physical entities in cellular communication, in an easy to understand way. Understanding it helps you appreciate how these systems work together to keep you connected.
Advanced:
-
DRX: How 5G Saves Your Phone’s Battery? 🔋
Your phone has clever power-saving tricks called DRX (Discontinuous Reception). Sounds techy, but it’s a simple idea: sleep smart, wake up just in time! Let’s see how it works.
-
5G PUCCH: A Casual Guide
PUCCH carries control information from your phone back to 5G tower. This information includes acknowledgments, scheduling requests, and channel state reports that are essential for smooth communication. Let’s see how it works.
-
Link Adaptation in 5G and 4G
Link adaptation is network adjusting data rates to your phone based on your data requirements and channel conditions. Let’s talk about that.
-
CORESET: How 5G Finds Your Data – It’s Like a Treasure Hunt! 🗺️
Your phone locates PDCCH in the vast ocean of Time and Frequency using Search Space and CORESET. Welcome to the world of treasure hunt.
-
5G Timing Magic: How Your Phone Knows When to Listen CSI-RS Signal
Your phone needs to check CSI-RS signal regularly to keep track of the channel conditions. Just like a train schedule tells you exactly when your train arrives, a smart timing offset tells your phone when to check the CSI-RS signal. Let us explore that concept a bit.