Category Archives: technology

Micro-LED Li-Fi

Posted on February 22, 2013 by GordonPovey

This is a guest post by Cassandra Allen of Illustra Lighting Li-Fi is no longer a concept or an idea but a proven technology, albeit still at its infancy. Already, several experts in the field of communication have attested that … Continue reading →

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Augmented Reality using VLC

Posted on July 12, 2012 by GordonPovey

Visible Light Communication is an ideal technology to enable Augmented Reality applications for indoor environments. Today there are many examples of augmented reality (AR), many of these running as smart phone apps. Augmented reality in most practical implementations is simply … Continue reading →

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Cisco Live is lit by Ethernet

Posted on June 19, 2012 by GordonPovey

Last week, at Cisco Live in San Diego, NuLEDs in conjuction with their partners JouleX lit the UPOE Partner Pavillion using power supplied via Ethernet cables. UPOE is Cisco’s proprietary high power version of Power over Ethernet (PoE). In this short video … Continue reading →

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The shift to optical – part II

Posted on March 19, 2012 by GordonPovey

This is a second part to the post ‘the shift to optical’ where I look at the current state and future trend for device interconnect technologies and see if there is a trend towards optical technologies. The proliferation of devices … Continue reading →

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The shift to optical

Posted on March 12, 2012 by GordonPovey

We have seen long-haul communications cables move from copper to optical, we are seeing point to point wireless links starting to shift from microwave to free space optics. Short wired interconnects are also move towards optical links, and now VLC … Continue reading →

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LEDs used to map Wi-Fi

Posted on February 21, 2012 by GordonPovey

The article “Immaterials: Light painting WiFi” by Einar Sneve Martinussen was published about a year ago and I confess I have only just stumbled across this.  It is an excellent piece of art meets engineering where LEDs and long image … Continue reading →

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LEDs powered by Ethernet

Posted on January 16, 2012 by GordonPovey

Back in October I posted a blog item on Power over Ethernet (PoE).  I am briefly revisiting this because Raffaele Soloperto of Allnet sent me this excellent picture. PoE is ideal for VLC since the power and data signals are … Continue reading →

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Casio announces VLC prototype

Posted on January 12, 2012 by GordonPovey

Casio exhibited their Visible Light Communication system at the Consumer Electronic Show (CES) in Las Vegas this week. I was not at CES so this post is based on a number of reports I have obtained from various sources about … Continue reading →

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VLC in toys next Christmas?

Posted on November 25, 2011 by GordonPovey

Visible light communications technology could be in toy shops as early as next Christmas! My previous top 10 VLC applications post has been well cited but did not include toys as an application.  If it had been my top 11, … Continue reading →

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Light at the end of the Ethernet

Posted on October 27, 2011 by GordonPovey

Where does PoE fit with VLC? I have previously talked about Ethernet over power, also known as power line communications (PLC) and the fact that this is a complementary technology to VLC since it allows the communications backhaul to be … Continue reading →

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