echo

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Related to backscatter: backscatter spam, backscatter radiation

echo

verb copying, duplication, imitation, reecho, reflect, repeat, repetition, resound, return, reverberate, reverberation
Associated concepts: a circuit court decision echoing annther circuit of the US Court of Appeals
See also: agree, concur, copy, image, imitate, mock, reflection, reiterate, repeat, repercussion
References in periodicals archive ?
In Section 2, we analyze the advantages using the backscatter communication compared to using conventional methods of wireless communication and review the backscatter theory.
A portion PS of the source flux invades the channel after crossing across the source-channel barrier in which a portion PC of the flux entered into the channel flowed across and depart from the drain and a left portion BC =1 - PC backscatters from the channel and turn back into the source.
TSA rolled out the backscatter machines in October 2010 and subsequently authorized enhanced patdowns -- which could include the touching of breasts, buttocks and genitals -- for passengers unwilling to submit to those scanners.
Truth: Backscatter units use very low power X-rays that bounce off skin and objects like Nerf-balls.
We used a combination of acoustic backscatter measurements, video observations from a stereo-video drop camera (SDC), a remotely operated vehicle (ROV), and catch composition data from a modified bottom trawl to estimate abundances of rockfish species on Snakehead Bank.
Fung, "A backscatter model for a dense discrete medium: Analysis and numerical results," Remote Sensing of Environment, Vol.
The risks for any individual going through the X-ray backscatter scanners are exceedingly small," Brenner said.
The SmartCheck Z Backscatter Personnel Screening System was piloted at Phoenix Sky Harbor International Airport in February 2007.
The Model 318 X-Ray backscatter sensor provides measurement performance that meets or exceeds the exacting requirements of plastics extrusion, converting, calendering, paper, nonwovens and textile applications, while being simple and inexpensive to install, operate and maintain.
Backscatter is caused when x-ray radiation passes through the cassette, bounces and reenters the cassette.
In Rutherford backscattering spectrometry (RBS), energetic ions are directed at a sample and the energy spectrum from the backscatter of ions is measured.