In the past, laptops have connected to the web using docking stations or LAN cards - clumsy in the office and useless on the road. Wireless LANs using the popular 802.11b standard are increasingly ousting the docking station in offices and public...
For radio, all someone basically needs is an antenna to suck information right out of the ether. This column was typed edited on my laptop on BA2020 flying Denver to London, edited in a coffee shop at Ipswich Station and emailed to silicon.com from...
But this new antenna is so precise, according to the researchers, that it can detect a signal on a single wavelength of light. An optical antenna that uses a geometrically shaped lens promises to bring greater security to wireless networks for...
GPRS is an overlay on the existing voice networks that allows the same infrastructure of base stations and radio masts to be used for transporting data efficiently. This makes mobile access to the internet or a corporate network both possible and...
We can create complex digital signals that occupy a broad swath of frequency space and still filter them out at the receiver. The electronics to operate in 'cocktail party' mode and filter out the desired signal by using the equivalent of a...
This was the birth of the Community Antenna TV (CATV), which ultimately became CAble TV in the 1970s and 1980s. The cables were originally designed for speech signals and now transport data a thousand times faster.
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