What is the difference between co-located BTS and co-existed BTS and explain the required 3GPP compliance
Co-existence with other systems The manufacturer shall declare whether the BS under test is intended to operate in geographic areas...
Category: RF Basics
What parameters impact the EVM of transmitter chain ?
The error vector magnitude or EVM is a measure used to quantify the performance of a digital radio transmitter or receiver. A signal sent by an...
How to get better ACLR in TX chain ?
If you are trying to debug the bad ACLR in TX Chain or you are designing a TX for your...
LTE Cell Camping and Selection Procedure
Cell Selection and Re-selection: After selecting a PLMN, a UE selects a cell in the PLMN to camp on. After...
Antenna Gain and Antenna Beam Calculation
Antenna Gain is a parameter which measures the degree of directivity of the antenna’s radiation pattern. A high-gain antenna will...
LTE Reference Sensitivity | SNR and throughput at the Cell edge
Reference Sensitivity The LTE reference sensitivity power level is the minimum mean power received at the antenna connector at which...
CBRS Network Architecture and Spectrum Access System Operation
CBRS Network Architecture: CBRS is known as Citizen broadband radio service, It is a 150 MHz wide broadcast band in ...
NB-IOT – Physical Broadcast Channel (NPBCH)
NPBCH stands for narrow band physical broadcast channel similar to PBCH in LTE Technology. The NPBCH is used to deliver...
Maximum Coupling Loss (MCL) | Maximum Path Loss (MPL)
Maximum Coupling Loss (MCL) and Maximum Path Loss (MPL) Maximum Coupling Loss has been chosen by 3GPP as the metric...
Amplifier Efficiency Concept, How Envelope Tracking (ET) helps better efficiency to Power Amplifiers?
Envelope tracking (ET) describes an approach to radio frequency (RF) amplifier design in which the power supply voltage applied to the RF power amplifier is continuously adjusted to...