Why characteristics impedance of RF transmission lines is kept 50 Ohms ?
If you play with RF PCB where RF devices such as amplifiers, filters, couplers etc. are mounted, or you come across...
Monthly Archive: August 2017
Smart Antennas and Beam-forming, Understanding with GNU : Part 3
Recap from part-2 of this article Smart antenna systems or sometimes known as adaptive antenna array systems are composed of...
IoT Device Battery Life 10 Years !!! How is it possible?
Energy is the most scarce resource for an electronics device and when someone designing it, he needs to optimize its operation...
NGMN Test Report for 5G Technology Building Blocks
NGMN approved Trial and Test Initiative (TTI) projects which consist of four activity streams, respectively called as Tests of Technology...
Next Gen SON Enabled Smart Pole (Patent Pending)
With small cells, outdoor city Wi-Fi and Hyper dense network deployments operators are exploring and deploying much more than orthodox...
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...
What is physical significance of IP3, why it is more important in Receiver Chain ?
Understanding physical significance of 3rd order Intercept Point (IP3) When an amplifier or other circuit becomes non-linear, it will begin...
Smart Antennas and Beamforming, Understanding with GNU : Part 1
Introduction and Definitions: LTE transmission mode 7,8 and 9 defines fixed precoder based beamforming and adaptive precoder based beamforming. Main...
Antenna Tilt : Mechanical vs Electrical
For RF optimization and Design purposes, engineers/SON algorithms generally recommend tilt changes (not getting into optimization details in this blog),...
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...