Spectrum Wifi Quotes

Of course the Eridian language has no words for colors. Why would it? I never thought of colors as a mysterious thing. But if you’ve never heard of them before, I guess they’re pretty weird. We have names for frequency ranges in the electromagnetic spectrum. Then again, my students all have eyes and they were still amazed when I told them “x-rays,” “microwaves,” “Wi-Fi,” and “purple” were all just wavelengths of light.

We have names for frequency ranges in the electromagnetic spectrum. Then again, my students all have eyes and they were still amazed when I told them “x-rays,” “microwaves,” “Wi-Fi,” and “purple” were all just wavelengths of light.

products.” The Global Positioning System (GPS) uses spread spectrum. So does the U.S. military’s $41 billion MILSATCOM satellite communications network. Wireless local area networks (wLANs) use spread spectrum, as do wireless cash registers, bar-code readers, restaurant menu pads, and home control systems. So does Qualcomm’s Omni-TRACS mobile information system for commercial trucking fleets. So do unmanned aerial vehicles (UAVs), electronic automotive subsystems, aerial and maritime mobile broadband, wireless access points, digital watermarking, and much more. A study done for Microsoft in 2009 estimated the minimum economic value of spread-spectrum Wi-Fi in homes and hospitals and RFID tags in clothing retail outlets in the U.S. as $16–$37 billion per year. These uses, the study notes, “only account for 15% of the total projected market for unlicensed [spectrum] chipsets in 2014, and therefore significantly underestimates the total value being generated in unlicensed usage over this time period.” A market of which 15 percent is $25 billion would be a $166 billion market.