Wearable Display Interface Rotation via Supplementary Input

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Solution Overview

Problem

Wearable electronic devices face challenges in providing effective input and viewing due to their small size, making it inconvenient to use or control them, especially during strenuous activities.

Innovation Solution

An electronic apparatus with an interactive display and a supplementary input device that allows for clockwise and counter-clockwise movements to rotate the user interface, utilizing a processor to detect these movements and adjust the display accordingly, along with additional features like sensing devices and voice commands for improved usability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Weight of moving object

If the wearable device is made small, then it can be worn comfortably by a user, but the input devices and display become too small for convenient viewing and control

Engineering Contradiction:
Improvesize of wearable deviceVSAvoidconvenience of viewing and control
Core Design Contradiction:
Weight of moving objectVSEase of operation

Solution Approach 1:

The patent introduces a voice input module that adds a temporal and spatial dimension to interaction. Instead of relying solely on the two-dimensional touch screen surface, users can issue commands through voice in three-dimensional space, effectively bypassing the size limitation of the display and input interface while maintaining small device dimensions.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

The voice recognition system acts as an intermediary between the user and the device functions. Rather than directly manipulating the small touch screen interface, users speak commands that are converted into control signals, serving as a mediator that resolves the contradiction between small size and ease of operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Area of stationary object

If the touch screen size is reduced, then the wearable device becomes more compact and wearable, but precise tapping and viewing become nearly impossible during strenuous exercise

Engineering Contradiction:
Improvesize of touch screenVSAvoidprecision of tapping and viewing
Core Design Contradiction:
Area of stationary objectVSMeasurement precision

Solution Approach 1:

The patent replaces the mechanical interaction system (fingers tapping on the screen) with an acoustic interaction system (voice recognition). This substitution eliminates the need for precise manual positioning and tapping on the small screen, allowing users to control the device accurately even during strenuous exercise when fine motor control is difficult.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The voice recognition module serves as an intermediary that translates spoken commands into precise control actions. This mediator bypasses the need for direct manual interaction with the small touch screen, maintaining measurement precision through voice-based command recognition rather than physical tapping.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Device complexity

If traditional input devices are used on a small wearable device, then the device structure remains simple, but the user experience deteriorates during activities where viewing and control are difficult

Engineering Contradiction:
Improvesimplicity of device structureVSAvoidusability during strenuous activities
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The patent implements a multi-functional input system that combines the traditional touch screen with voice recognition capabilities. This universal input mechanism can handle both simple tap operations and complex command sequences, allowing the device to maintain structural simplicity while dramatically improving usability during strenuous activities through the added voice control function.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS10359843B2Electronic apparatus and display control method thereof
Publication Date: 2019.07.23 HTC CORP
  • US10359843B2 patent drawing
  • US10359843B2 patent drawing
  • US10359843B2 patent drawing

AI summary

An electronic apparatus wearable for a user and a display control method thereof are provided. The electronic apparatus includes an interactive display device, a supplementary input device and a processor device. The interactive display device displays a user interface. The processor device coupled to the interactive display device and the supplementary input device detects a clockwise movement and a counter-clockwise movement performed on the supplementary input device, wherein the clockwise movement and the counter-clockwise movement are associated with a function under an operation mode of the electronic apparatus. When one of the clockwise movement and the counter-clockwise movement is detected, the processor device correspondingly performs is the function. When the function is an interface rotation function, the processor device rotates the user interface on the interactive display device in accordance with the detected clockwise movement and the detected counter-clockwise movement.