Wireless communication, 5G, RF, antenna and several concepts and indicators

ohahaha

Wireless communication, 5G, RF, antenna and several concepts and indicators [Copy link]

Definition and important indicators of RF amplifier

The concept and important indicators of mixer

RF_Mixer_Concept_Graph_01.png

Interdigital Structure and Index Evaluation of SAW Filters

Oscillator Function and Evaluation Index

Function and Direction Diagram of Mobile Phone Antenna

Antenna_RadiationPattern

Antenna_RadiationPattern_

Functions and indicators of duplexers

Waveguide line, microstrip line

Dielectric, RF front-end concept, S parameters

Definition of Standing Wave Ratio

What is phase noise, why it matters, and how to optimize it

Signal-to-Noise Ratio SNR and Signal-to-Distortion Ratio SINAD

Sensitivity calculation formula and meaning

Definition of ACLR/ACPR

1dB compression point of PA and LNA

Definition and calculation formula of third-order intercept point

The conversion method between time domain and frequency domain, and also tells you how to simulate through matlab

Definition of software radio and MATLAB simulation code

Definition and role of massive-mimo

FD_MIMO_TRX_01

The meaning and physical relationship of access channels, beamforming, various standards of IoT, principles of Lora, ZigBee, etc.

LPWAN_LoRa_Network_SKT_01

GSM/WCDMA/TDSCDMA/LTE/5G NR frame structure

GSM Frame Structure

WCDMA SCH (Synchronization Channel)

LTE：36_211_TDD_DL_FrameStructure.png

5G：NR_Numerology_FrameStructure_u_0__NormalCP_38_211_01.png

Source: A RF sieve filter

lugl4313820

The moderator took the trouble to post this, it is very scientific! Thanks for sharing.