Smart Antenna and Beamforming, Understanding with GNU : Part 2
Recap from Part-1 of This Article There are four types of antenna field regions. Out of those four regions, we...
Category: RF Basics
What is VSWR and Return Loss
What is VSWR and Return Loss? Wireless communication systems require the proper integration of several components. For example, antennas are...
What are RF Splitters and Combiners ?
RF Splitter Basically, a splitter is a passive device which accepts an input signal and delivers multiple output signals with...
Distributed Antenna System (DAS) Concept, Its Types and Benefits
According to the DAS Forum Definition, a Distributed Antenna System, or DAS, is “a network of spatially separated antenna nodes...
VSWR of BTS Antenna port, Why it gets degraded, Good VSWR and Bad VSWR
VSWR is a way to measure transmission line imperfections which is generally caused by the impedance mismatch, in this case...
What is BAW Filter ? Why is it suited for 3G, 4G and 5G applications? What are its merits over SAW filter ?
BAW filter (Bulk Acoustic Wave) is a filter whereby the electrical input signal is converted to a acoustic wave by...
What is 90nm, 45nm or 5nm technology, why it ends Moore’s Law, and what’s Next ?
90 nm. 45 nm. 5nm If you follow computer processors, chipsets, radio or video cards very closely at all, you have likely...
Video Bandwidth, how it is different from RBW ?
VBW stands for Video Bandwidth; helps improve resolution of very weak signals in the presence of the noise signal. It is...
What is RRH (Remote Radio Head), How it is connected to BBU (Base Band Unit) ?
The remote radio head (RRH) contains the base station’s RF circuitry plus analog-to-digital or digital-to-analog converters and up/down converters. It...
Spectrum Management in India – Sharing, Trading and Harmonization
In 2016, the Government took the following initiatives for the efficient utilization of the ratio frequency spectrum in the country....