Which of the following technologies uses an RF frequency band in which signals can still get through walls?
A) WirelessHD
B) WHDI
C) WiGig
D) none of the above

Question

Quizplus · Accepted Answer

WHDI (Wireless Home Digital Interface) uses a frequency band of 5 GHz which is able to penetrate walls and other obstacles, making it suitable for in-home use. The other options, WirelessHD (60 GHz) and WiGig (60 GHz-80 GHz), use millimeter-wave frequencies which have a harder time penetrating through walls and other solid materials.

Which of the Following Technologies Uses an RF Frequency Band