Radio Wave Technologies
Wireless Evolution
Technology
Signal Processing
Emerging Technology
100

This modulation technique varies amplitude while keeping frequency constant.
 

What is AM (Amplitude Modulation)?

100

The fastest widely available mobile network today (speeds up to 10 Gbps).

What is 5G?

100

Fiber-optic cables transmit data using pulses of this.

What is light (or laser)?

100

Inventor of the telephone in 1876.

Who is Alexander Graham Bell?

100

This 2030s tech will integrate AI and holograms into communication.

What is 6G?

200

If a radio station broadcasts at 95.5 MHz, what part of the spectrum is it using?
 

What is the VHF (Very High Frequency) band?

200

Elon Musk’s satellite internet service providing global coverage.

What is Starlink?

200

Wireless alternative to Wi-Fi that uses LED light bulbs.

What is Li-Fi?

200

The mathematical transform converting signals to frequency domains.

What is Fourier Transform?

200

What 2009 mobile tech enabled HD streaming on smartphones?

What is 4G LTE?

300

The U.S. government’s 1969 project that became the foundation of the internet.

What is ARPANET?

300

 This experimental encryption method uses quantum physics for unhackable communication.

What is QKD (Quantum Key Distribution)?

300

Low Earth Orbit satellites reduce this compared to traditional satellites.

What is latency?

300

Simultaneous amplitude/phase modulation on two carriers

Explain how QAM (Quadrature Amplitude Modulation) doubles data rates.?

300

 What experimental tech could make fiber-optic cables obsolete by using air?

What is Li-Fi?

400

The bandwidth requirements of AM (1.5 kHz) vs. FM (200 kHz) signals.
 

What is trade off between higher fidelity and bandwidth?

400

AI-driven tools like ChatGPT rely on this language-processing technology.

What is NLP (Natural Language Processing)?

400

The theoretical "next internet" using quantum entanglement for instant data transfer.

What is the quantum internet?

400

The scientist whose 1895 wireless telegraphy work led to radio.

Who is Guglielmo Marconi?

400

While photonic chips enable terahertz-frequency operation crucial for 6G, they currently face challenges in component miniaturization compared to electronic chips.

What are the key tradeoffs between photonic and electronic chips for future 6G base station hardware?

500

AM's longer range and better penetration through atmospheric layers.


Why the aviation communications still rely on AM despite FM's advantages?

500

A solution for 6G to overcome terahertz wave limitations.
 

What is AI-driven beamforming + quantum repeaters?

500

Neuralink aims to achieve communication via this sci-fi-sounding interface.

What is a brain-computer interface (BCI)?

500

Higher frequencies enable more channels but require SNR tradeoffs 

What is Shannon's Limit implications for 6G's terahertz bandwidth?

500

Quantum phenomenon allows "spooky action at a distance" for secure communication.

What is entanglement?

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