PORTABLE DEVICE

• US 20080309640A1
• Filed: 06/12/2008
• Published: 12/18/2008
• Est. Priority Date: 06/12/2007
• Status: Abandoned Application

• Current Assignee: LG Electronics, Inc. (LG Corporation)
• Original Assignee: LG Electronics, Inc. (LG Corporation)
• Inventors: HONG, Bong-Kuk
• Application Number:
  US12/138,191
• Publication Number:
  US 20080309640A1
• Time in Patent Office: Days
• US Class Current: 345/173
• CPC Class Codes: G06F 1/1616 with folding flat displays, e.g. laptop computers or notebooks having a clamshell configuration, with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
• CPC Class Codes: G06F 1/1624 with sliding enclosures, e.g. sliding keyboard or display
• CPC Class Codes: G06F 1/1643 the display being associated to a digitizer, e.g. laptops that can be used as penpads details related to the relative motion of the display enclosure with respect to the body enclosure, e.g. to move between laptop and tablet PC configuration G06F1/1615
• CPC Class Codes: G06F 1/1677 for detecting open or closed state or particular intermediate positions assumed by movable parts of the enclosure, e.g. detection of display lid position with respect to main body in a laptop, detection of opening of the cover of battery compartment
• CPC Class Codes: G06F 1/1692 the I/O peripheral being a secondary touch screen used as control interface, e.g. virtual buttons or sliders
• CPC Class Codes: G06F 3/04886 by partitioning the display area of the touch-screen or the surface of the digitising tablet into independently controllable areas, e.g. virtual keyboards or menus
• CPC Class Codes: H04M 1/0214 Foldable telephones, i.e. with body parts pivoting to an open position around an axis parallel to the plane they define in closed position combined with translation movement H04M1/0235
• CPC Class Codes: H04M 1/0235 Slidable or telescopic telephones, i.e. with a relative translation movement of the body parts; Telephones using a combination of translation and other relative motions of the body parts
• CPC Class Codes: H04M 1/0245 using open/close detection
• CPC Class Codes: H04M 2250/22 including a touch pad, a touch sensor or a touch detector digitizers for touch screens G06F3/041

Abstract

A portable device including a main body having a display unit for displaying information provided with on one surface thereof; and a touch input board pivotally coupled to one side of the main body to be unfolded at a predetermined angle with respect to the display unit, wherein first and second touch screens and are respectively provided on both surfaces of the touch input board, thereby being selectively activated according to a pivot angle of the touch input board. In addition, the first touch screen is provided to face the display unit, and a key display panel is provided between the first touch screen and the second touch screen to display a plurality of keys and information when the first touch screen is activated.

Claims

1. A portable device, comprising:

a main body including a display unit, configured to display information, provided on one surface of the main body;

a touch input board moveably coupled to one side of the main body and configured to be moved to each of an opening position and an overlapping position with respect to the display unit,

wherein the touch input board includes transparent first and second touch screens respectively provided on respective first and second surfaces of the touch input board; and

a detection switch provided in one of the main body and the touch input board is and configured to generate a signal to activate the first touch screen when the touch input board is moved to the opening position and to deactivate the first touch screen when the touch input board is moved to the overlapping position.

2. The portable device as claimed in claim 1, wherein the touch input board further comprises:

a key display panel provided between the first touch screen and the second touch screen, the key display panel configured to display a plurality of keys when the first touch screen is activated.

3. The portable device as claimed in claim 2, wherein the touch input board comprises:

a frame formed to surround the first and second touch screens and the key display panel.

4. The portable device as claimed in claim 3, further comprising:

a seating part depressed along an edge of the main body and formed on the one surface of the main body where the display unit is disposed; and

a protruding part formed along an edge of the frame and configured to be seated in the seating part when the touch input board is folded on the display unit.

5. The portable device as claimed in claim 1, wherein the second touch screen is configured to be activated when the touch input board is moved to the overlapping position.

6. A portable device, comprising:

a main body including a display unit, configured to display information, provided on one surface of the main body;

a folding touch input board pivotally coupled to one side of the main body and configured to be unfolded to a predetermined angle with respect to the display unit,

wherein the touch input board includes first and second transparent touch screens provided on respective first and second surfaces of the touch input board; and

a detection member provided in one of the main body and the touch input board and configured to generate a signal to deactivate the first touch screen and to activate the second touch screen when the touch input board is folded.

7. The portable device as claimed in claim 6, wherein the touch input board further comprises:

a key display panel provided between the first touch screen and the second touch screen, the key display panel configured to display a plurality of keys when the first touch screen is activated,

wherein the key display panel is transparent panel.

8. The portable device as claimed in claim 7, wherein the touch input board comprises:

a frame formed to surround the first and second touch screens and the key display panel.

9. The portable device as claimed in claim 6, further comprising:

a seating part depressed along an edge of the main body and formed on the one surface of the main body where the display unit is disposed; and

a protruding part formed along an edge of the frame and configured to be seated in the seating part when the touch input board is folded on the display unit.

10. A portable device, comprising:

a main body including a display unit, configured to display information, provided on one surface of the main body; and

a folding touch input board pivotally coupled to one side of the main body and configured to be unfolded to a predetermined angle with respect to the display unit,

wherein the touch input board includes

first and second transparent touch screens provided on respective first and second surfaces of the touch input board, and

a key display panel provided between the first touch screen and the second touch screen, the key display panel configured to display a plurality of keys, and

wherein the first touch screen and the second touch screen are selectively activated according to a position of the touch input board relative to the main body

11. The portable device as claimed in claim 10, further comprising:

a detection member provided in one of the main body and the touch input board and configured to deactivate the first touch screen when the touch input board is folded to the main body and to activate the first touch screen when the touch input board is unfolded from the main body.

12. The portable device as claimed in claim 10, wherein the key display panel is operated with the first touch screen.

13. A portable device, comprising:

a main body including a display unit, configured to display information, provided on one surface of the main body;

a touch input board configured to protrude from the main body and slidably coupled to the main body, the touch input board configured to selectively shield the display unit;

a touch screen provided on a first surface of the touch input board and selectively activated when the touch input board protrudes from the main body; and

a key display panel provided on a second surface of the touch input board and configured to display a plurality of keys when the touch screen is activated,

wherein the key display panel is deactivated when the touch input board covers the display unit.

14. The portable device as claimed in claim 13, wherein the touch input board is provided on an upper portion of the display unit of the main body and is arranged to selectively shield the display unit.

15. The portable device as claimed in claim 13, wherein:

the key display panel is configured to output a common image as that displayed by the display unit when the touch screen is activated.