That is because the technology uses existing radar systems, linked by special antennas, computers and software.

Use your special antenna and watch for Bell's code-signal... if it comes at all.

Bell Atlantic is taking a stake in a company that would offer up to 100 television channels to users with a special antenna.

The network should make the Internet available over roughly an eight-mile radius to users with special antennas.

May allow use of geosynchronous satellites with special antenna.

The submarines pick up the message via special antennas.

Useful only in concentrated areas, it allows subscribers to make calls within 100 meters of special antennas.

Cars with satellite radio capability will also require a special antenna.

If he was, he was not the only one with a special antenna.

And satellite signals cannot be received without a special antenna.