Invention Grant
- Patent Title: Single touch process to achieve dual touch user interface
- Patent Title (中): 单触式工艺实现双触式用户界面
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Application No.: US12868618Application Date: 2010-08-25
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Publication No.: US09256360B2Publication Date: 2016-02-09
- Inventor: Ling Jun Wong , True Xiong
- Applicant: Ling Jun Wong , True Xiong
- Applicant Address: JP Tokyo
- Assignee: Sony Corporation
- Current Assignee: Sony Corporation
- Current Assignee Address: JP Tokyo
- Agent John L. Rogitz; John M. Rogitz
- Main IPC: G06F3/041
- IPC: G06F3/041 ; G06F3/0488 ; G06F3/044

Abstract:
A process to experience a two touch interface with single touch functionality is disclosed. Use of two fingers simultaneously presents a degree of freedom constraint on the hand. In an embodiment of the present invention, the simultaneous two touch interface is simulated using a single touch process. In a special input mode, a mechanism is used to first fix a point of reference. A second and subsequent single touch with respect to the fixed point of reference is then made. The time skewed touches enable free use of the index finger for both touches. Closed figures are easily drawn and zoom in and zoom out functions are similarly implemented by a point of reference and a line traced away from or to the object. Limitations of the dual touch are overcome, while maintaining full interface capability of the dual touch.
Public/Granted literature
- US20120050171A1 SINGLE TOUCH PROCESS TO ACHIEVE DUAL TOUCH USER INTERFACE Public/Granted day:2012-03-01
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