Wireless

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A Step Towards Better Wi-Fi

February 2, 2018

CableLabs is excited about the publication of the Wi-Fi Multi Access Point (AP) Specification draft by Wi-Fi Alliance®. With the release of this draft specification, the Wi-Fi industry is moving towards greater interoperability and coordination between APs from different vendors. The Wi-Fi Multi Access Point (AP) Specification defines the control protocol, as well as the […]

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Getting Rid of a Big Communications Tax on OFDM Transmissions

December 20, 2017

You can find the background information for this article in the post “Sharing Bandwidth: Cyclic Prefix Elimination.”  Most wireless transmissions use a modulation technology called OFDM (orthogonal frequency-division multiplexing). This method was invented by Saltzburg and Chen at Bell Labs in the 1960s, but was not widely commercialized until the 1990s when faster signal processing […]

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Sharing Bandwidth: Cyclic Prefix Elimination

December 20, 2017

Unfortunately, there is only so much over-the-air wireless bandwidth, and it must be shared between a lot of folks. And the situation is not getting any better.  While you can usually run another wire or fiber optic cable between two locations to get more bandwidth, if you have a wireless application you must share this […]

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We Need a Spectrum Festivus for the Rest of Us

December 6, 2017

Season’s greetings! As we get our annual lists together, here’s one I bet you forgot: Spectrum. But, I’m sorry to tell you, without spectrum that shiny new iPhone X won’t live up to its potential. Spectrum is the fuel for our wireless communications revolution. It is the bandwidth in the sky – literally, we’re talking […]

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Meet Mobile Innovator Dr. Jennifer Andreoli-Fang

November 17, 2017

Distinguished Technologist and superwoman, Dr. Jennifer Andreoli-Fang has over 15 years of experience in the development of state-of-the-art broadband technologies. Through her work at CableLabs, she is recognized as a DOCSIS® and mobile wireless thought leader. Spearheading many highly impactful projects including the development of Data Over Cable Service Interface Specification (DOCSIS) 3.1 and Full […]

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A Little LTE for You & Me: Build Your Own LTE Network on a Budget

November 14, 2017

If you’re in a technology role in the cable industry, you’re probably aware that cable is undergoing a tectonic shift from “the future is wired” to “the future is wireless.” Wireless means a lot of things to a lot of people. In the past, wireless meant Wi-Fi if you were talking to a cable nerd. […]

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2 Resolutions for World Wi-Fi Day 2017

June 19, 2017

It’s World Wi-Fi Day! Really, given how much we work on Wi-Fi technology, every day is Wi-Fi Day at CableLabs. Since the rest of the world has decided to take note, it feels a bit like New Year’s. So, how about a couple of resolutions? In the coming year, we in the Wi-Fi industry should resolve […]

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Momentum Builds for 3.5 GHz Mobility in 2018

March 30, 2017

What is the 3.5 GHz Citizens Broadband Radio Service? Last year, the U.S. allocated 150 MHz of spectrum for fixed and mobile broadband use under the newly-created Citizens Broadband Radio Service (CBRS) in the 3550-3700 MHz band. To put 150 MHz of bandwidth into perspective, this is roughly equivalent to the total spectrum that each […]

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