One Touch Unlock Sensor Assembly

WARNING: This page is about a different car, the 2016 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.

One touch unlock sensor assembly integrates outside key antenna and one touch unlock sensor.
Outside key antenna detects that Intelligent Key is within the outside detection area, and then transmits detection status to BCM. Request signal is transmitted simultaneously to Intelligent Key.
One touch unlock sensor detects user hold outside handle operation and transmits one touch unlock sensor signal to BCM.
One touch unlock sensor assembly is integrated in front door outside handle grip.

Courtesy of NISSAN NORTH AMERICA, INC.