Mobile Terminal Double-Sided Touch Editing
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Solution Overview
Problem
Mobile terminals face user inconvenience when editing content output on a display unit, as existing technologies do not efficiently support editing functions using touch inputs, particularly for continuous content items.
Innovation Solution
A mobile terminal with a touch sensing unit featuring first and second touch sensors on opposite surfaces, allowing for double-sided touch inputs to set a selection region and activate an editing mode, enabling easy editing of text information by distinguishing single-sided and double-sided touch inputs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If single-sided touch input is used for text selection, then the operation is simple, but the editing function cannot be activated
Solution Approach 1:
The patent introduces a second touch surface on the opposite side of the display, transforming a single-dimensional touch interface into a bidirectional touch system. This allows the system to distinguish between single-sided touches (for selection) and double-sided touches (for activating editing functions), resolving the contradiction by adding a spatial dimension to input recognition.
2Adaptability or versatility
If double-sided touch sensors are added, then the editing function can be activated, but the device complexity increases
Solution Approach 1:
The second touch sensor on the opposite surface serves multiple functions: it detects double-sided touch gestures to activate editing mode, and can also work in conjunction with the first touch sensor for enhanced text selection. This multi-functionality justifies the added component by maximizing its utility across different operational modes.
Solution Approach 2:
By placing a touch sensor on the opposite surface of the display, the system adds a new dimension to touch input detection. This spatial arrangement enables the distinction between single-sided and double-sided touches without requiring complex internal modifications to existing sensor architecture.
3Device complexity
If traditional touch input methods are used, then the device structure remains simple, but user convenience for editing content is poor
Solution Approach 1:
The patent adds a second touch surface on the opposite side of the display, creating a bidirectional touch system. This enables users to activate editing functions by touching both sides of the device simultaneously, significantly improving editing convenience without requiring complex internal structural changes.
Solution Approach 2:
The second touch sensor acts as an intermediary that detects user intent to enter editing mode. When activated alongside the first touch sensor, it mediates between the user's physical input and the system's editing function activation, providing a intuitive and convenient interaction method.
Data Source
AI summary
The present invention provides a mobile terminal comprising: a main body; a display unit which is formed on one side of the main body and is for outputting text information; a touch detection unit which comprises a first touch sensor, for detecting a first touch input and formed on the one side of the main body, and a second touch sensor, for detecting a second touch input and formed on the other side facing the one side, so as to change the text information; and a control unit which is for setting a selected area among the text information, on the basis of the first and second touch inputs being detected by means of the touch detection units; and for activating an edit mode for editing the selected area.