Rotatable Input Mechanism for Efficient Application Selection
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Solution Overview
Problem
Existing techniques for selecting and opening applications on electronic devices are cumbersome and inefficient, often requiring complex user interfaces with multiple key presses, thereby wasting user time and device energy, especially in battery-operated devices.
Innovation Solution
The implementation of a method using a rotatable input mechanism on electronic devices, where detecting a user input displays a subset of application views along a specific dimension of the display, and rotating the input mechanism scrolls the application views, allowing for intuitive navigation and reducing cognitive burden.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If existing techniques use complex user interfaces with multiple key presses to select applications, then application selection can be achieved, but user time and device energy are wasted
Solution Approach 1:
The system pre-arranges application views in a circular layout on the display, allowing users to access applications through simple rotational input rather than sequential key presses. The application views are prepared in advance in their optimal positions, enabling quick selection without time-consuming navigation sequences.
Solution Approach 2:
The application selection interface is segmented into multiple application views displayed in a circular arrangement. Each view represents a portion of the application landscape, allowing users to navigate through segmented portions rather than traversing the entire application list sequentially, thereby reducing selection time.
2Ease of operation
If existing techniques use multiple key presses for application selection, then applications can be accessed, but device energy is consumed unnecessarily
Solution Approach 1:
The rotatable input mechanism automatically triggers the appropriate application view transition based on the rotation direction and magnitude. The system self-regulates the navigation process without requiring multiple discrete key press inputs, thereby reducing energy consumption while maintaining ease of operation.
Solution Approach 2:
The system changes the interaction parameter from multiple discrete key presses to continuous rotational movement. This parameter change allows for more efficient energy usage as rotation can be detected with finer granularity and triggers application views more efficiently than sequential key pressing.
3Productivity
If a rotatable input mechanism is used to display application views, then application selection becomes faster and more efficient, but device complexity increases
Solution Approach 1:
The rotatable input mechanism serves multiple functions: it can rotate through application views, select specific applications, and navigate between different application states. This multi-functionality reduces the need for separate control mechanisms, thereby limiting the increase in device complexity while maintaining high productivity.
Solution Approach 2:
The system adds a rotational dimension to the traditional linear key press navigation. By organizing application views in a circular arrangement and using rotational input to traverse them, the system transforms one-dimensional sequential selection into two-dimensional circular navigation, improving selection speed without proportionally increasing complexity.
4Ease of operation
If application views are displayed along a dimension perpendicular to the rotation axis, then intuitive navigation is achieved, but display space utilization changes
Solution Approach 1:
The system displays application views along a dimension perpendicular to the rotation axis, utilizing the radial and angular dimensions of the circular arrangement. This dimensional approach creates intuitive navigation by aligning the rotation direction with the visual progression of application views, while the display space is optimized through the circular layout that efficiently uses available screen real estate.
Data Source
AI summary
An electronic device displays a menu of applications in a first arrangement style. In response to detecting user input corresponding to the menu of applications, the electronic device displays an option to change an arrangement style of the menu of applications in accordance with a determination that the user input satisfies a set of one or more criteria. In response to detecting user input corresponding to selection of the option to change the arrangement style of the menu of applications, the electronic device displays the menu of applications in a second arrangement style that is different from the first arrangement style.