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Military applications resort to channelized architectures due to _____

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Military applications resort to channelized architectures due to _____

(a) excess of bandwidth

(b) lack of bandwidth

(c) excessive programmability

(d) excess of bandwidth and programmability

This question was posed to me in an interview for internship.

This intriguing question originated from Antenna Tradeoffs in chapter Technology Tradeoffs in Software Defined Radio of Cognitive Radio

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The correct option is (d) excess of bandwidth and programmability

The explanation is: Military application resort to channelized architectures due to excess of bandwidth and programmability. The channelized architectures have dedicated antenna and RF conversion subsystem for each subbandof resonant antenna.

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