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Antenna Theory – Beams and Polarization
This chapter discusses the parameters of antenna radiation beams, which help us understand beam specifications. Beam Area According to the standard definition: “If the radiation intensity P(θ,ϕ) remains at its maximum value ove...Read more -
Antenna Theory — Isotropic Radiation
In the previous chapter, we discussed radiation patterns. To better analyze antenna radiation, a reference point is required. The radiation of an isotropic antenna fulfills this role. Definition Isotropic radiation refers to radiation from a point sourc...Read more -
Antenna Theory – Radiation Patterns
Radiation is a term that describes the intensity of the electromagnetic waves transmitted or received by an antenna. In any antenna illustration, the diagram depicting the antenna's radiation characteristics is known as its radiation pattern. By observing the radiation p...Read more -
Antenna Theory – Near Field and Far Field
Following the discussion of fundamental antenna parameters in the previous chapter, another important topic to consider is the near-field and far-field regions of an antenna. The radiation intensity measured close to the antenna differs from that measured at a distance. ...Read more -
Antenna Theory – Basic Parameters
This chapter introduces the fundamental parameters of wireless communication, aiming to provide a better understanding of the role of antennas in communication systems. Wireless communication is carried out in the form of electromagnetic waves, making it essential to und...Read more -
The Ultimate Guide to Antennas: How Antennas Work
Antennas are a very common communication device in our lives. However, most people don't truly understand them, perhaps only knowing that they are used to transmit and receive signals.Incidentally, since the Russian scientist Popov successfully invented the antenna in 18...Read more -
AESA vs PESA: How Modern Antenna Designs Are Revolutionizing Radar Systems
The evolution from Passive Electronically Scanned Array (PESA) to Active Electronically Scanned Array (AESA) represents the most significant advancement in modern radar technology. While both systems utilize electronic beam steering, their fundamental architectures diffe...Read more -
Is 5G Microwaves or Radio Waves?
A common question in wireless communication is whether 5G operates using microwaves or radio waves. The answer is: 5G utilizes both, as microwaves are a subset of radio waves. Radio waves encompass a broad spectrum of electromagnetic frequencies, ranging from 3 kHz to 30...Read more -
The Evolution of Base Station Antennas: From 1G to 5G
This article provides a systematic review of the evolution of base station antenna technology across mobile communication generations, from 1G to 5G. It traces how antennas have transformed from simple signal transceivers into sophisticated systems featuring intelligent ...Read more -
How Does a Microwave Antenna Work? Principles and Components Explained
Microwave antennas convert electrical signals into electromagnetic waves (and vice versa) using precision-engineered structures. Their operation hinges on three core principles: 1. Electromagnetic Wave Transformation Transmit Mode: RF signals from a transmitter ...Read more -
What Is the Range of a Microwave Antenna? Key Factors & Performance Data
The effective range of a microwave antenna depends on its frequency band, gain, and application scenario. Below is a technical breakdown for common antenna types: 1. Frequency Band & Range Correlation E-band Antenna (60–90 GHz): Short-range, high-capacity l...Read more -
How to improve the transmission efficiency and range of antennas?
1. Optimizing Antenna Design Antenna design is key to improving transmission efficiency and range. Here are a few ways to optimize antenna design: 1.1 Multi-aperture antenna technology Multi-aperture antenna technology increases antenna directivity and gain, imp...Read more
