Method and apparatus for locking a mobile telephone touch screen
First Claim
Patent Images
1. Apparatus, comprising:
- a mobile phone configured and arranged with a touch screen display for selectively operating a desired phone function or ending the operation of said ongoing phone function in response to a pressing contact on the touch screen display surface;
a touch screen lock for deactivating the pressing contact operation of said touch screen display during an ongoing call, anda contact determining mechanism for detecting the presence or absence of a pressing contact on the touch screen display responsive to a first long pressing contact on any location along the touch screen display surface, said long pressing contact being defined as a pressing contact greater than or equal to a first predetermined time interval duration, for activating said touch screen lock to disable the pressing contact operation of said touch screen display during the ongoing call such that the mobile phone is placed in an operative state that is non-responsive to a pressing contact on the touch screen display surface, and responsive to an absence of a pressing contact on any location along the touch screen display surface during the ongoing call within a second predetermined time interval duration measured from the end of said first long pressing contact for deactivating said touch screen lock to enable the pressing contact operation of said touch screen display such that the mobile phone is placed in an operative state that is responsive to a pressing contact on the touch screen display surface to operate a desired phone function or end the ongoing call.
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Accused Products
Abstract
A mobile phone having a touch screen display includes a touch screen lock which is activated during an ongoing call by contacting the touch screen a first time and pressing again within a predetermined time duration interval the touch screen lock remains active during subsequent pressing contacts. The touch screen lock is deactivated during an ongoing call in the absence of pressing contact with the touch screen surface for a time duration interval greater than or equal to a predetermined time duration interval.
177 Citations
10 Claims
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1. Apparatus, comprising:
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a mobile phone configured and arranged with a touch screen display for selectively operating a desired phone function or ending the operation of said ongoing phone function in response to a pressing contact on the touch screen display surface; a touch screen lock for deactivating the pressing contact operation of said touch screen display during an ongoing call, and a contact determining mechanism for detecting the presence or absence of a pressing contact on the touch screen display responsive to a first long pressing contact on any location along the touch screen display surface, said long pressing contact being defined as a pressing contact greater than or equal to a first predetermined time interval duration, for activating said touch screen lock to disable the pressing contact operation of said touch screen display during the ongoing call such that the mobile phone is placed in an operative state that is non-responsive to a pressing contact on the touch screen display surface, and responsive to an absence of a pressing contact on any location along the touch screen display surface during the ongoing call within a second predetermined time interval duration measured from the end of said first long pressing contact for deactivating said touch screen lock to enable the pressing contact operation of said touch screen display such that the mobile phone is placed in an operative state that is responsive to a pressing contact on the touch screen display surface to operate a desired phone function or end the ongoing call. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. Method, comprising:
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a touch screen display responding to a pressing contact on the touch screen display surface for selectively operating a desired phone function or ending the operation of an ongoing phone function in a mobile phone; activating a touch screen lock for deactivating the pressing contact operation of the touch screen display during an ongoing call by detecting the presence or absence of a pressing contact on the touch screen display and responding to a long pressing contact on any location along the touch screen display surface to disable the pressing contact operation of the touch screen display such that the mobile phone is in an operative state that is non-responsive to a pressing contact on the touch screen display surface, and responding to the absence of a pressing contact on any location along the touch screen display surface during the ongoing call within a predetermined time interval duration measured from the end of the long pressing contact for deactivating the touch screen lock to enable the pressing contact operation of the touch screen display such that the mobile phone is in an operative state that is responsive to a pressing contact on the touch screen display surface. - View Dependent Claims (9, 10)
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Specification