For a real contact, the resonators may interact instantaneously, which requires direct signal flow in both directions between the resonators.
The simplest type of reflector is a plane reflector introduced to direct signal in a desired direction.
"This is a clear, direct signal," the Republican said.
Heels were a perfect status symbol, a very direct signal that you were beyond such quotidian matters as walking to get to places.
DIRECT SIGNAL BOOSTERS Unlike personal cell sites, signal boosters amplify the strength of all cellphone frequencies, regardless of carrier.
With support from European leaders, Mr. Snow persuaded the Group of 7 industrialized countries to explicitly endorse more flexible exchange rates -- a direct signal to China as well as Japan, Taiwan and South Korea.
In putting forward that argument, the Saudis -- long a major supplier of oil to the United States -- were sending a direct signal: the dynasty fears for its own future.
By comparison, the Cosmic Microwave Background — which, until today, was the earliest direct signal we had of the Big Bang — was created when the universe was already three hundred thousand years old.
Effectively, this is the azimuth spectrum of the direct signal.
The direct signal can also be used for calibration purposes.
