Dual-Surface Touch Control for User Terminal Apparatus
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Solution Overview
Problem
There is a need for user terminal apparatuses that provide versatile touch interaction capabilities beyond traditional front display controls, particularly with the development of half-round display devices where back surface displays offer new interaction possibilities.
Innovation Solution
A user terminal apparatus with both front and back surface displays, where a main display area on the front and a sub display area extending from the side to the back surface allow for distinct touch interactions, enabling various functions and gestures through a processor that differentiates between touch inputs on each area.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a half round display apparatus with back surface display is developed, then various touch interaction capabilities are provided, but device complexity increases
Solution Approach 1:
The display is segmented into distinct functional areas: a main display area on the front surface and a sub display area extending to the back surface. This segmentation allows independent control and optimization of each display region, enabling diverse touch interactions while managing the complexity through modular design
Solution Approach 2:
The display structure transitions from a traditional single-front surface to a multi-dimensional configuration that extends to the back surface. This dimensional expansion creates additional interaction surfaces and enables new touch interaction paradigms without fundamentally complicating the core display technology
2Ease of operation
If distinct touch interactions are enabled on main and sub display areas, then user convenience is enhanced, but control complexity increases
Solution Approach 1:
Different touch interaction capabilities and control schemes are assigned to different display areas. The main display area supports standard touch interactions, while the sub display area on the back surface provides alternative control methods. This local differentiation enhances user convenience by offering context-appropriate interactions while managing control complexity through area-specific processing
Solution Approach 2:
The processor acts as an intermediary that receives touch inputs from both display areas, determines the appropriate function based on the touch location, and executes the corresponding operation. This intermediary processing layer abstracts the complexity of multi-area control while providing simplified user interaction
Data Source
AI summary
A user terminal apparatus is provided. The user terminal apparatus includes a display configured to include a main display area disposed on a front surface of the user terminal apparatus and a sub display area extending from a side of the main display area to be disposed in at least one area of a back surface of the user terminal apparatus, a processor electrically connected to the display, and a memory electrically connected to the processor. The memory stores instructions, which when executed by the processor, cause the processor to control to perform a first function of an application in response to a touch interaction being sensed on the main display area and a second function of the application in response to a touch interaction being sensed on the sub display area in response to the application being executed.