PROXIMITY DETECTION

A method alerts a user of a first device to the presence of a second device which can interact with the first device. The method includes using an ultrasonic signal transmitted by one of the devices to determine whether the first device is within a threshold distance of the second device. If the fir...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	LEWIS Steven Paul, BRANDMAN Caitlin De Leys, STRUTT Guenael Thomas, FORSSTRÖM Eric, ARCEJAEGER Rachel-Mikel
Format:	Patent
Sprache:	eng
Schlagworte:	ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY TELEPHONIC COMMUNICATION WIRELESS COMMUNICATIONS NETWORKS
Online-Zugang:	Volltext bestellen
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Beschreibung
Zusammenfassung:	A method alerts a user of a first device to the presence of a second device which can interact with the first device. The method includes using an ultrasonic signal transmitted by one of the devices to determine whether the first device is within a threshold distance of the second device. If the first device is determined to be within the threshold distance of the second device, a notification is triggered on the first device.