Title:
A DYNAMIC DISPLAY KEYBOARD AND A KEY FOR USE IN A DYNAMIC DISPLAY KEYBOARD
Document Type and Number:
WIPO Patent Application WO/2011/121102
Kind Code:
A3
Abstract:
The invention relates to a dynamic display keyboard comprising a plurality of key elements (101), each key element (101) comprises a transmitting part (102) capable of transmitting at least a part of light incident on the transmitting part; a mat (105) comprising a plurality of elevated elements (106, 107, 109, 201, 202) capable of providing a tactile feedback and comprising an opening (113); wherein each key element (101) is fixedly connected to at least one respective elevated element (106, 107, 109, 201, 202) via at least one spacer (1201); at least one display unit (111, 911) comprising a moveable part (901) and wherein at least a part (904) of the moveable part is placed between the key element (101) and the elevated element (106, 107, 109, 201, 202); and wherein the light propagating through a transmitting part (102) defines a visual value of the corresponding key element (101). In this way, the dynamic display keyboard is able to provide a tactile feedback in response to a user action directed towards a key of the keyboard. Further, the only power requiring element in the keyboard is the display unit.
Inventors:
PEDERSEN FINN (DK)
GLUECKSTAD JESPER (DK)
GLUECKSTAD JESPER (DK)
Application Number:
PCT/EP2011/055067
Publication Date:
December 01, 2011
Filing Date:
March 31, 2011
Export Citation:
Assignee:
UNIV DANMARKS TEKNISKE (DK)
PEDERSEN FINN (DK)
GLUECKSTAD JESPER (DK)
PEDERSEN FINN (DK)
GLUECKSTAD JESPER (DK)
International Classes:
G06F3/02; G06F3/023; H01H13/83
Domestic Patent References:
| WO2005057320A2 | 2005-06-23 |
Foreign References:
| US20080131184A1 | 2008-06-05 | |||
| US20060132449A1 | 2006-06-22 | |||
| US20040125078A1 | 2004-07-01 | |||
| US20100040400A1 | 2010-02-18 | |||
| US20090153491A1 | 2009-06-18 |
Attorney, Agent or Firm:
ZACCO DENMARK A/S (Hellerup, DK)
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