Q. Which among the following can be used as a metric for studying the effect of rain on signal propagation?

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Q. LOS – NLOS identification is a ____ application.

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Q. Indoor positioning systems require higher accuracy than outdoor positioning systems.

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Q. Adaptive beam forming is a location based service.

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Q. In ____ approach, the distance between two cognitive radios is found by estimating ____ information.

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Q. In cooperative location awareness, the transmitter and the receiver are ____

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Q. ____ is the first step in cognitive ranging protocol.

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Q. What is the minimum number of radios required for cooperative location awareness?

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Q. In ____ approach, transmitter and receiver are co-located.

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Q. ____ may be used in passive self-location awareness approach.

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Q. The closed loop feedback exists ____

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Q. Self-location awareness offers ____

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Q. Bat echolocation systems employ ____ modulation.

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Q. Bat echolocation system _____ on moving close to the target.

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Q. Which among the following is a parameter for Cramer-Rao lower bound?

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Q. Cognitive ranging protocol may be used as a handshaking mechanism.

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Q. Maximum likelihood estimator at the receiver uses only NLOS signals.

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Q. ____ affects range accuracy adaption.

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Q. Two way ranging can resolve ____

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Q. Time of arrival data from two base stations may provide ____ of a location.

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