Mobile telecommunication handset having touch pad
First Claim
1. A mobile telecommunication handset, comprising:
- a main body having a keypad for inputting information;
a cover body having a main display unit on a first surface thereof that faces the main body when the cover body is closed over the main body, and having a sub display unit on a second surface of the cover body that is opposite to the first surface and exposed to the outside;
a hinge unit connecting the main body and the cover body such that the cover body can be flipped opened and closed with respect to the main body;
a touch pad on the second surface of the cover body, said touch pad being different and not part of the sub display unit; and
a control unit configured to activate the touch pad on the second surface of the cover body when the cover body is closed over the main body and a key is pressed, to deactivate the touch pad when the cover body is closed over the main body and an input on the touch pad has not occurred for a predetermined amount of time, and to reactivate the touch pad when a touch key on the touch pad is touched for the predetermined amount of time.
1 Assignment
0 Petitions
Accused Products
Abstract
A mobile telecommunication handset includes a main body having a keypad for inputting information, a cover body having a main display unit on a first surface thereof that faces the main body when the cover body is closed over the main body, and having a sub display unit on a second surface of the cover body that is opposite to the first surface and exposed to the outside, a hinge unit connecting the main body and the cover body such that the cover body can be flipped opened and closed with respect to the main body, a touch pad on the second surface of the cover body, and a control unit configured to activate the touch pad on the second surface of the cover body when the cover body is closed over the main body and a key is pressed.
29 Citations
18 Claims
-
1. A mobile telecommunication handset, comprising:
-
a main body having a keypad for inputting information; a cover body having a main display unit on a first surface thereof that faces the main body when the cover body is closed over the main body, and having a sub display unit on a second surface of the cover body that is opposite to the first surface and exposed to the outside; a hinge unit connecting the main body and the cover body such that the cover body can be flipped opened and closed with respect to the main body; a touch pad on the second surface of the cover body, said touch pad being different and not part of the sub display unit; and a control unit configured to activate the touch pad on the second surface of the cover body when the cover body is closed over the main body and a key is pressed, to deactivate the touch pad when the cover body is closed over the main body and an input on the touch pad has not occurred for a predetermined amount of time, and to reactivate the touch pad when a touch key on the touch pad is touched for the predetermined amount of time. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
-
-
11. A method of operation a mobile telecommunication handset, the method comprising:
-
folding a cover body having a main display unit on a first surface thereof closed over a main body having a keypad for inputting information, said cover body having a sub display unit on a second surface that is opposite to the first surface and exposed to the outside and having a touch pad on the second surface, said touch pad being different and not part of the sub display unit; activating the touch pad on the second surface of the cover body when the cover body is closed over the main body by pressing a key; and deactivating the touch pad when the cover body is closed over the main body and an input on the touch pad has not occurred for a predetermined amount of time, and reactivating the touch pad when a touch key on the touch pad is touched for the predetermined amount of time. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18)
-
Specification