passive mode


Also found in: Acronyms.

passive mode

Refers to radar that is operating in the receiving mode only. The transmitter is either on stand-by or in the switched-off mode. Sometimes called passive radar.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved
References in periodicals archive ?
The goal of this research is to measure the behavior of the optical linear gesture sensor operating in the passive mode in different environmental conditions.
Passive Mode. Passive training is almost performed by a physical therapist or by a device.
* the power pulse repetition period, in the passive mode of which the active elements of the LPIEC are cooled to a given thermal state;
This second passive mode effaces both perceiving subject and perceptual act.
The control performance of the self-sensing MR damper operated in a passive mode is evaluated by commanding a spectrum of constant voltage between 0.0 V and 5.0 V.
Studies were also conducted for the cases of using earmuffs in the passive mode, i.e., when the sound reproduction system was switched off.
Despite these criticisms, even when used in passive mode with the noise-cancelling tech switched off, the ATH-MSR7NC headphones stand out as something special.
The team revealed Rosberg had suffered a problem with his brake-by-wire system which went into 'passive mode' at the end of the penultimate lap while Hamilton closed in on fresher tyres.
the ECU sends the active error flag 16 consecutive times, the ECU will enter the error passive mode. In the error passive mode, the ECU will send a passive error flag which comprises 6 recessive bits.
Esmaili went on to add that once in the passive mode, the system will have no transmitter; "everything it has at this point is receiver, that is it receives target data and gives it to the artillery system, and the artillery will immediately open fire on the target," he said.
When the system is in passive mode, its power consumption is fairly low: reportedly, it requires as much electricity as a 150-unit apartment block.
This passive mode of operation, in which the system on the transponder side functions without an energy source, is a major advantage of UHF-based control systems.