Quantum sensors could enable highly accurate navigation when GPS signals are unavailable, jammed, blocked, or spoofed.
Instruments in smart phones such as the accelerometer, gyroscope and proximity sensors represent a potential security vulnerability, according to researchers from Nanyang Technological University, ...
https://www.youtube.com/watch?… able to determine a device’s position and movement is becoming a standard feature in many portable systems. Systems such as cell ...
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