By Candace Lombardi
NXP Semiconductors has developed chipsets for CFL and LED light bulbs
that allow the devices to be operated remotely via wireless networks
and portable devices, the Dutch chipmaker announced this week.
The GreenChip iCFL chipset for CFLs and GreenChip iSSL chipset for LEDs have been adopted by lighting manufacturer TCP.
The bulbs can be turned on, turned off, or dimmed.
Both chips operate at the IEEE 802.15.4 standard, the low-rate
wireless personal area network (LR-WPAN) standard for many wireless
networks, including ZigBee, used to support home smart meters, smart
appliances, and security systems.
But the bulb chipset has a 2.4GHz wireless controller and employs the JenNet-IP platform
using a 6LoWPAN mesh-under tree network instead of ZigBee. This allows
for a low standby power at about 10 milliwatts, according to NXP. The protocol also allows the bulbs to easily communicate with Apple iOS and Google
Android devices, according to the company.
The initial bulbs are for industrial use, but TCP said it will soon
be offering the same CFL and LED lighting options to consumers.
GreenWave Reality, meanwhile, is using GreenChip-enabled bulbs
running the JenNet-IP software to develop systems compatible with any
PC, smartphone, or TV. Its home lighting systems included an option for
the bulbs to self-regulate inside a home based on outside lighting
conditions, or in conjunction with room sensors to turn off when no one
is in the room.
Of course, there is already an Android-compatible LED light bulb in
the works from Google itself. Earlier this month it was announced that Google is developing an LED bulb
with Lighting Sciences Group that talks to it Android devices via a
mesh network wireless protocol instead of using a standard Wi-Fi or
ZigBee network.
Google's protocol is open-source, allowing software developers to create compatible applications.
NXP also announced that it plans to release JenNet-IP's software as
an open-source license, and that the platform can be used on a
large-scale supporting up to 500 devices at once.
Why would anyone outside the home automation business develop
applications that turn light bulbs on and off, you say? Think theatrics.
One Google demo, for example, had LEDs in a room blinking on and off in
conjunction with things happening in a video game.
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