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1. (WO2013110846) CAPACITIVE EYE TRACKING SENSOR

Pub. No.:    WO/2013/110846    International Application No.:    PCT/FI2012/050071
Publication Date: Fri Aug 02 01:59:59 CEST 2013 International Filing Date: Fri Jan 27 00:59:59 CET 2012
IPC: A61B 3/113
G06F 3/01
Applicants: NOKIA CORPORATION
BERGMAN, Janne
SAUKKO, Jari
UUSITALO, Jussi Severi
Inventors: BERGMAN, Janne
SAUKKO, Jari
UUSITALO, Jussi Severi
Title: CAPACITIVE EYE TRACKING SENSOR
Abstract:
An apparatus (100), comprising a transparent capacitive sensor (102); a body (101 ) configured to support the transparent capacitive sensor in front of an eye (1 12) of a user (1 10); and a driver (106) configured to receive signals from the sensor and to determine eye movements based on the received signals, wherein the sensor (102) is configured to detect movement of the eye (1 12) based on electrostatic effect caused by a bulge of the cornea of the eye (1 12). The apparatus may be wearable by the user like eyeglasses.