Rotatable Gyroscopic HMI for Accurate Wearable Input
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Solution Overview
Problem
Conventional wearable devices with confined touchscreens and user interfaces suffer from inaccurate, unfashionable, and unintegrated user experiences due to limited input states and complex, expensive gesture and voice controls.
Innovation Solution
Implementing a gyroscopic sensing system with rotatable components and a MEMS gyroscope chip to enhance the Human Machine Interface (HMI) by allowing users to input commands through rotational movements, enabling more accurate, user-friendly, and integrated interactions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of moving object
If a small touchscreen is used in wearable devices, then the device size is reduced, but the user interface accuracy and ease of operation deteriorate
Solution Approach 1:
The patent extends the user interface from a two-dimensional touchscreen to a three-dimensional rotational interface. The rotatable component allows users to navigate through menus and select options by rotating the device or a specific component, adding a dimensional aspect to the interaction that overcomes the limitations of a small flat touchscreen.
Solution Approach 2:
The patent divides the user interface into multiple functional zones on the rotatable component, with different regions corresponding to different applications or functions. This segmentation allows comprehensive functionality to be accessed through a compact rotational interface, maintaining ease of operation while preserving small device size.
2Adaptability or versatility
If gesture controls and voice sensing are implemented, then user input capabilities are enhanced, but device complexity and cost increase
Solution Approach 1:
The patent replaces complex computational gesture recognition and voice processing systems with a simpler mechanical rotational sensing system. The gyroscopic sensor detects physical rotation of the device or component, providing robust user input capability without requiring expensive accelerometers, microphones, and complex algorithms.
3Reliability
If hardware push buttons are used, then user input is reliable, but device appearance and integration deteriorate
Solution Approach 1:
The patent merges the push button function with the rotatable component, combining tactile feedback and rotational input into a single integrated element. This unified design maintains the reliability of physical buttons while preserving the sleek appearance required for modern wearable devices.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The gyroscopic sensing system improves input functionality, ergonomics, reliability, and accuracy by allowing quick and precise navigation and application launching, enhancing the usability of wearable devices.
Implementation Method 1
Implementing a gyroscopic sensing system with rotatable components and a MEMS gyroscope chip to enhance the Human Machine Interface (HMI) by allowing users to input commands through rotational movements
Data Source
Figure 1A~1D
Figure 1E~1H
Figure 2
AI summary
Methods and systems may provide for a gyratory sensing system (GSS) for extending the human machine interface (HMI) of an electronic device, particularly small form factor, wearable devices. The gyratory sensing system may include a gyratory sensor and a rotatable element to engage the gyratory sensor. The rotatable element may be sized and configured to be easily manipulated by hand to extend the HMI of the electronic device such that the functions of the HMI may be more accessible. The rotatable element may include one or more rotatable components, such as a body, edge or face of a smart watch, that each may be configured to perform a function upon rotation, such as resetting, selecting, and/or activating a menu item.