Explore the future of wireless communications in this Stanford seminar, delving into innovative technologies like the Eridan "MIRACLE" Module. Learn about bandwidth and spectrum efficiency, software radio, and the limitations of conventional wideband systems. Discover how combining enablers can lead to decade bandwidth and beyond. Examine the physics of linear amplifier efficiency, envelope tracking, and switch-mode mixer modulators. Understand various operating modes, fast power slewing, and fast-agility without reconfiguration. Investigate dynamic spectrum access, massive MIMO technology, and strategies for maximizing data rates. Gain insights into the potential for achieving 24 bps/Hz and participate in a Q&A session to further explore these cutting-edge concepts in wireless communication.
Stanford Seminar - The Future of Wireless Communications Hint- It's Not a Linear Amplifier
Stanford University via YouTube
Overview
Syllabus
Introduction.
Outline.
Eridan "MIRACLE" Module.
MIRACLE has a unique combination of properties..
Bandwidth Efficiency.
Spectrum Efficiency.
Software Radio - The Promise.
Conventional wideband systems are not efficient..
MIRACLE: Combining Two Enablers.
To Decade Bandwidth, and Beyond.
Linear Amplifier Physics.
Physics of Linear Amplifier Efficiency.
Envelope Tracking.
Switching: A Sampling Process.
Switch-Mode Mixer Modulator.
SM Functional Flow Block Diagram.
Switch Resistance Consistency.
Getting to "Zero" Output Magnitude.
Operating Modes: L-mode, C-mode, and P-mode.
"Drain Lag" Measurement.
Fast Power Slewing: Solved.
Fast-Agility: No Reconfiguration.
SM Output Immune to Load Pull.
Reduced Output Wideband Noise.
Key Feature: Very Low OOB Noise.
SM Inherent Stabilities.
Dynamic Spectrum Access enables efficient spectrum usage..
Massive MIMO.
Quick Review on m-MIMO.
Maximizing Data Rate.
Max Data Rate: Opportunity and Alternatives.
Path Forward.
24 bps/Hz in Sight?.
Ever Wonder How?.
Questions?.
3rd Control Point.
Taught by
Stanford Online
