Rotatable UI Control for Precise Object Manipulation on Small Displays

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Solution Overview

Problem

Existing methods for manipulating user interface objects on reduced-size touch-sensitive displays are inefficient, cumbersome, and lack precision, leading to wasted user time and device energy, particularly in battery-operated devices.

Innovation Solution

Implementing a rotatable input mechanism in electronic devices that allows for precise manipulation of user interface objects through rotation-based interactions, utilizing a touch-sensitive surface and graphical user interface, with executable instructions for updating object characteristics based on user input.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If conventional touch-sensitive display manipulation methods are used, then device simplicity is maintained, but manipulation precision and efficiency deteriorate

Engineering Contradiction:

Improvemanipulation precisionVSAvoiddevice complexity

Core Design Contradiction:

Measurement precisionVSDevice complexity

Solution Approach 1:

The patent combines a rotatable input mechanism with a touch-sensitive display surface, merging two input modalities into a unified interface. The rotatable mechanism can be rotated like a dial or pressed like a button, while the touch surface accepts conventional touch gestures. This combination allows precise manipulation of user interface objects without requiring separate controls, resolving the contradiction between precision and simplicity.

Inventive Principle:

Principle #5Merging (Combining)

Solution Approach 2:

The rotatable input mechanism serves multiple functions: it can be rotated to scroll through content, pressed to select items, and used in conjunction with the touch surface for various input operations. This multi-functionality provides precise manipulation capabilities while maintaining device simplicity, as a single component replaces what would otherwise require multiple separate controls.

Inventive Principle:

Principle #6Universality (Multi-functionality)

2Productivity

If conventional touch display manipulation is used, then device structure remains simple, but user time and energy consumption increase

Engineering Contradiction:

Improvemanipulation efficiencyVSAvoiduser time

Core Design Contradiction:

ProductivityVSLoss of time

Solution Approach 1:

By merging the rotatable input mechanism with the touch-sensitive display, the system enables efficient manipulation of user interface objects. Users can quickly scroll through large amounts of content by rotating the mechanism and precisely select items by pressing it, significantly reducing the time required for tasks compared to conventional touch-only interfaces that require multiple taps and gestures.

Inventive Principle:

Principle #5Merging (Combining)

Solution Approach 2:

The rotatable input mechanism allows users to perform preliminary scrolling actions to quickly navigate to desired content areas before making precise selections. This preliminary navigation capability reduces the overall time required for manipulation tasks by enabling faster content access.

Inventive Principle:

Principle #10Preliminary action

3Use of energy by moving object

If conventional touch interface methods are used, then device design remains simple, but power consumption increases

Engineering Contradiction:

Improvepower consumptionVSAvoidease of manipulation

Core Design Contradiction:

Use of energy by moving objectVSEase of operation

Solution Approach 1:

The integrated rotatable mechanism with touch-sensitive surface provides an efficient input method that reduces power consumption. The mechanical rotation provides tactile feedback and precise input without requiring continuous screen illumination or complex gesture recognition algorithms, thereby reducing energy usage while maintaining ease of manipulation.

Inventive Principle:

Principle #5Merging (Combining)

4Ease of operation

If conventional touch manipulation is used, then interface simplicity is maintained, but cognitive burden on user increases

Engineering Contradiction:

Improveease of manipulationVSAvoidcognitive burden

Core Design Contradiction:

Ease of operationVSLoss of information

Solution Approach 1:

The combination of rotatable mechanism and touch surface provides intuitive tactile feedback that reduces cognitive burden. Users can feel the rotation and pressing actions, making the input method more natural and requiring less mental effort to understand and execute manipulations compared to abstract touch gestures on a flat surface.

Inventive Principle:

Principle #5Merging (Combining)

Data Source

PatentUS12481420B2User interface for manipulating user interface objects with magnetic properties

Publication Date: 2025.11.25 APPLE INC

AI summary

The present disclosure relates to user interfaces for manipulating user interface objects. A device, including a display and a rotatable input mechanism, is described in relation to manipulating user interface objects. In some examples, the manipulation of the object is a scroll, zoom, or rotate of the object. In other examples, objects are selected in accordance with simulated magnetic properties.