Movement-Sensing Audio Output Device Cases for Gesture Control
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Solution Overview
Problem
Conventional methods for controlling and interacting with wearable audio output devices are cumbersome, inefficient, and often require excessive user interaction, leading to energy waste and inadequate maintenance notifications, which can result in unnecessary user actions or poor device performance.
Innovation Solution
Implementing movement sensors, such as inertial measurement units, in electronic accessory cases to detect user inputs and operational states, and providing visual, audio, and tactile feedback to enhance user interaction and maintenance recommendations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If conventional control methods are used for wearable audio output devices, then the device structure remains simple, but the ease of operation deteriorates due to cumbersome user interaction requirements
Solution Approach 1:
The patent replaces mechanical button controls with gesture-based interaction detected by sensors (accelerometers, gyroscopes, touch sensors). Users interact with the audio device case through hand gestures such as tapping, rubbing, or waving motions, eliminating the need for physical buttons and switches while maintaining intuitive control functionality.
Solution Approach 2:
The patent introduces a processor and sensor system as an intermediary between the user and the audio device controls. The processor receives signals from sensors (touch, motion, proximity) and translates them into control commands, enabling complex interaction modes without requiring direct mechanical contact with control elements.
2Productivity
If conventional control methods are used, then the device structure remains simple, but the productivity deteriorates due to excessive user interaction time
Solution Approach 1:
The patent implements automatic functions that execute without requiring user initiation. For example, the device automatically pairs with previously connected audio devices, automatically updates firmware, or automatically activates based on detected gestures, reducing the time users need to spend on manual setup and configuration operations.
Solution Approach 2:
The patent enables continuous monitoring and automatic response through sensors. The system continuously detects user proximity, gestures, or device state changes and automatically triggers appropriate responses, eliminating idle periods between user actions and maintaining continuous productive interaction.
3Reliability
If conventional maintenance notifications based on time intervals are used, then the system complexity remains low, but the reliability deteriorates due to inaccurate maintenance timing
Solution Approach 1:
The patent implements a feedback system where sensors continuously monitor device condition parameters such as battery charge levels, operational hours, usage intensity, and environmental factors. This real-time feedback data is processed to dynamically adjust maintenance notification timing, ensuring notifications are sent only when actual maintenance is needed rather than based on fixed time intervals.
Solution Approach 2:
The patent changes the parameters used for maintenance determination from static time-based thresholds to dynamic multi-parameter assessment. The system monitors multiple parameters including charge cycles, usage patterns, environmental conditions, and device performance degradation rates, and adjusts maintenance recommendations based on the actual state of the device rather than predetermined schedules.
4Ease of operation
If movement sensors are added to detect user inputs, then the ease of operation improves through gesture control, but the use of energy deteriorates due to additional power consumption
Solution Approach 1:
The patent implements periodic sampling of sensor data rather than continuous monitoring. The accelerometer, gyroscope, and other movement sensors are activated at predetermined intervals or triggered by specific events such as device opening/closing, allowing gesture recognition functionality while significantly reducing the power consumption associated with constant sensor operation.
Solution Approach 2:
The patent dynamically adjusts sensor sensitivity and sampling rates based on device state and usage context. During low-power states or when no interaction is detected, sensor activity is reduced or suspended. When gestures are detected or device state changes indicate potential user interaction, sensor sensitivity increases, enabling adaptive power management that balances operational capability with energy consumption.
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 solution reduces the number of user inputs required, improves efficiency, conserves power, and provides timely maintenance alerts, enhancing the operability and battery life of wearable audio output devices.
Implementation Method 1
detecting motion of the accessory case in response to one or more user inputs (e.g., taps, rolls, or shakes) via one or more movement sensors (e.g., one or more inertial measurement units (IMUs), accelerometers, and/or other motion sensors that detect motion of one or more devices in space)
Data Source
AI summary
A computer system detects one or more inputs at an accessory case that is in communication with one or more accessories, where the one or more inputs are detected via one or more movement sensors. In response to detecting the one or more inputs via the one or more movement sensors, the computer system causes a respective operation associated with the one or more accessories and/or the accessory case to be performed in accordance with a determination that the one or more inputs are a first type of input. In response to detecting the one or more inputs via the one or more movement sensors, the computer system forgoes causing the respective operation to be performed in accordance with a determination that the one or more inputs are not the first type of input.