| 释义 |
transponder|trɑːnˈspɒndə(r), træn-, -nz-|
[f. transmit v. + respond v. + -er1.]
= responder 2 b.
1945Army & Navy Jrnl. 18 Aug. 1534/4 Transponder. The unit in the IFF system which receives the challenge and automatically transmits the reply. 1945Electronic Engin. XVII. 735/3 It became clear that such a ‘transponder’..could set up at any convenient place and would act as a beacon. 1957[see responder 2 b]. 1967R. J. Serling President's Plane is Missing (1968) iii. 55 Henderson pushed the transponder button... The new identifying transponders were hooked to the altimeter. 1974Nature 16 Aug. 558/2 The position of the Archimède was known within 10–200 m, depending on her distance from the nearest of the acoustic transponders. 1983Listener 8 Sept. 6/1 The transponder code ought to have immediately alerted ground controllers. |