Remote occlusion region
First Claim
Patent Images
1. In a computer system which includes a host computer having a CPU and a storage device for running and storing programs and an associated display for displaying images, the improvement comprising:
- a wireless interface device which includes a wireless interface display to display whatever images are being displayed on said host computer and for displaying locally generated images;
means for enabling said wireless interface device to wirelessly communicate and interface with said host computer for controlling and accessing said host computer and said programs on said host computer; and
means for creating an occlusion region on the display of said host computer to prevent said host computer from painting over predetermined locally generated images generated by said wireless interface device.
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Abstract
A wireless interface device includes a display. When connected, the wireless interface device takes control of the host computer and displays everything being displayed at the host. The wireless interface device also includes a virtual on-screen keyboard (OSK). In order to prevent the host from painting over the OSK, a remote occlusion area is defined at the display of the host computer.
100 Citations
14 Claims
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1. In a computer system which includes a host computer having a CPU and a storage device for running and storing programs and an associated display for displaying images, the improvement comprising:
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a wireless interface device which includes a wireless interface display to display whatever images are being displayed on said host computer and for displaying locally generated images; means for enabling said wireless interface device to wirelessly communicate and interface with said host computer for controlling and accessing said host computer and said programs on said host computer; and means for creating an occlusion region on the display of said host computer to prevent said host computer from painting over predetermined locally generated images generated by said wireless interface device. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A method for operating a computer system which includes a host computer and an associated display, a wireless interface device which includes a wireless interface display, comprising:
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enabling said wireless interface device to take control of said host computer and display on said wireless interface display whatever is being displayed by said host computer and to display locally generated images; and creating an occlusion region on the display of said host computer to prevent said host computer from painting over predetermined locally generated images generated by said wireless interface device. - View Dependent Claims (9, 10, 11, 12, 13, 14)
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Specification