Patent Number: 7,787,666

Title: Sensing data input

Abstract: A user input device includes a sensor capable of sensing surface relief of human skin, a movement detector responsive to variation of the output of the sensor for detecting movement of skin across the sensor, and a user interface apparatus responsive to the movement detector to alert its state in correspondence to the detected movement.

Inventors: Paloniemi; Jari (Kiiminki, FI), Kinnunen; Timo (Paavola, FI), Ulvinen; Vesa (Oulu, FI)

Assignee: Nokia Mobile Phones Ltd.

International Classification: G06K 9/00 (20060101); G05B 19/00 (20060101)

Expiration Date: 8/31/12018