Many homes have Wi-Fi routers, but commercially available routers aren't reliable for applications such as streaming high-definition video. Startup Quantenna Communications hopes its Wi-Fi technology will change that. Its chipset makes it possible to employ beamforming, in which a high-bandwidth stream of data can be directed toward a specific device, such as a television--something not possible with standard Wi-Fi routers. The result is a wireless connection with effectively double the range and bandwidth. The device will be available later this year.

Select from the choices above to read the entire article.