For trilateration, we measure distances to at least _______ anchors.

Related MCQs

• Trilateration technique measures the _______to all anchors and Triangulation measures ________to all anchors,
• For trilateration, we measure _______ between the node and anchors.
• Node gather enough anchor points and measurements, they compute their own locations. Once they have localized, they also declare themselves as an anchors. In this way, sensor nodes without enough anchors get a chance to localize. This approach is called as ____________ localization.
• Trilateration measures distance based on radio communication by mapping _____ values into distances.
• In triangulation, need to measure the angle between the sensor node and the anchors and use this information to compute nodes own position.
• A _____________ is a tuple, containing all anchors which can be seen at this place and their signal strengths (RSSI or LQI).
• Wireless HART communication protocol able to work on distances up to ____________
• In ________, each node maintains a vector (table) of minimum distances to every node.
• Range-free localization trying to find _____________ values distances or angles.
• Long preamble used in Berkeley MAC (B-MAC) has to be send at least for duration of