An innovative vortex-shedding roof-mounted antenna is one of many design elements utilized to help reduce wind noise.
ENGADGET: Nissan starts US production of 2013 Leaf, vows faster charging and a lower entry price
It has butterfly doors, a carbon-fiber body and a roof-mounted air intake that spins as the car moves.
FORBES: Porsche's 918 RSR is a Real Hybrid, and it's Spectacular
Lexus will have a sensor-loaded car that combines artificial intelligence software, GPS and roof-mounted lasers to navigate streets.
FORBES: Audi Follows Google's Lead, Gets Pass For Driverless Cars
The home has a large skylight, roof-mounted solar panels and a curving driveway.
San Francisco entrepreneur Todd Pelman has founded a small start-up company called Blue Green Pacific, which produces a corkscrew-shaped, roof-mounted turbine that is still in the development phase.
Greg Johanson, president of Solar Electric Vehicles in Westlake Village, California, said his company makes a roof-mounted panel for a standard Prius that enables the car to travel up to 15 additional miles a day.
Now you run the risk of a Google car driving by with a roof-mounted camera, it snapping your photo, the photo being uploaded as a Street View on Google Maps, a blogger noticing it, uploading it to their website, where it then goes viral, so the whole world can look at their computer screens and laugh.
FORBES: Cruel World Laughs At Naked Floridian Woman Caught by Google Street View Cameras
Jeremy Onysko's orange van has four digital cameras mounted on the roof.
In the late 1980s, miniaturisation made it possible for individuals to pick up those signals directly with dishes small enough to be mounted on the roof of a home.
Leonhardt said it would be more practical to use solar power to help charge a car's battery and use the more efficient panels mounted on a roof or over a parking area to supply the rest of the electricity needed to drive the engine.
应用推荐