KEYPAD APPARATUS, MOBILE DEVICE HAVING THE SAME AND KEYPAD CONTROL METHOD
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Dec 2, 2010
app pub date -
May 28, 2010
filing date -
Sep 9, 2008
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
Disclosed herein are a keypad device, a mobile device having the keypad device, and a method of controlling the keypad device. The keypad device includes a touch panel, a Transparent Organic Light-Emitting Diode (TOLED) panel placed under the touch panel, a control unit electrically connected to the touch panel and the TOLED panel, and configured to detect an electric signal related to a touch point of the touch panel and cause a pixel of the TOLED panel corresponding to the touch point to emit light, and a reflective sheet placed under the TOLED panel, patterned with keypad information, and configured to reflect keypad information corresponding to the light emitting pixel of the TOLED panel, thereby displaying this keypad information.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully