Interrogator-responsor system

Details Interrogator-responsor system Interrogator-responsor system

1973-07-23

1980-03-18

Tubbesing, T. H.

Communications: radio wave antennas

Antennas

Balanced doublet - centerfed

G01S 956

Patent

active

041942019

ABSTRACT:
An interrogator-responsor system which permits the transmission of a number of different interrogation codes. Means are provided for changing the interrogator and responsor codes according to a time program and means are also provided to synchronize the program in each of the interrogator and responsor units. The interrogator has means for comparing the interrogator code with the code of the answering signal from the responsor to permit evaluation of the answering signal when the interrogator code and the answering code are in agreement.

REFERENCES:
patent: 3860922 (1975-01-01), Wagner
patent: 3900867 (1975-08-01), Wagner
patent: 3949397 (1976-04-01), Wagner et al.

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