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US 2006/0038740 A1Published application
Ghost image elimination in multi display device
OwnerWon-Gab Jung, Jun-Hyoung Myounginventors
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Abstract
A multi display device includes a first display panel, a second display panel, and a display control circuit for driving the first display panel for a predetermined number of vertical synchronization pulses. The display control circuit includes a ghost image elimination circuit for driving the second display panel to eliminate a ghost image thereon while de-activating the first display panel after the predetermined number of vertical synchronization pulses.
Claims20
A method of driving display panels in a multi display device, comprising:
- A. driving a first display panel for a predetermined number of vertical synchronization pulses;
- B. de-activating the first display panel after the predetermined number of vertical synchronization pulses;
- and
- C. driving a second display panel to eliminate a ghost image thereon during step B.
1 more element
A multi display device comprising:
- a first display panel;
- a second display panel;
- and
- a display control circuit for driving the first display panel for a predetermined number of vertical synchronization pulses, and having a ghost image elimination circuit for driving the second display panel to eliminate a ghost image thereon while de-activating the first display panel after the predetermined number of vertical synchronization pulses.
1 more element
Dependencies are inferred from the claim text.