Wearable Ring PCB Layout for Compact Multi-Sensor Comfort
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Solution Overview
Problem
Current wearable electronics are often bulky and intrusive, making them uncomfortable to wear for extended periods and interfering with daily life.
Innovation Solution
A wearable computing device (WCD) in the shape of a ring, featuring a flexible printed circuit board with components and windows for data transmission, battery recharge, and status indication, allowing for prolonged wear and various functions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If wearable electronics are made functional with multiple components and features, then the device can perform various functions and take measurements, but the device becomes bulky and intrusive
Solution Approach 1:
The patent embeds multiple functional components (sensors, circuitry, battery) within the hollow interior space of the ring structure, nesting them compactly to maximize functionality while maintaining a small external volume that fits comfortably on the finger
Solution Approach 2:
The patent utilizes the three-dimensional hollow space within the ring structure to house components, transitioning from a two-dimensional surface mounting approach to a three-dimensional volumetric arrangement, thereby increasing functional capacity without increasing external dimensions
2Ease of operation
If wearable electronics are made compact, then the device can be worn for extended periods without interference, but the device may lack sufficient space for components and battery
Solution Approach 1:
The patent nests components within the hollow interior of the ring, utilizing the internal volume to house sensors, circuitry, and battery without increasing the external dimensions, thereby maintaining comfort while accommodating necessary components
Solution Approach 2:
The patent employs a thin-walled ring structure that maintains structural integrity while minimizing material usage and external bulk, allowing the device to remain comfortable and unobtrusive during extended wear
3Adaptability or versatility
If the ring structure includes windows for data transmission and battery recharge, then the device can perform wireless functions, but the housing structure becomes more complex
Solution Approach 1:
The patent integrates multiple functions (data transmission, battery recharge, status indication) through a single window structure, allowing the housing to serve multiple purposes without requiring separate openings or complex structural modifications for each function
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 ring-shaped WCD provides a comfortable and unobtrusive way to monitor activity and perform functions continuously, enhancing user experience and data accuracy.
Implementation Method 1
at least one concentrated photovoltaic cell configured to receive concentrated light
Implementation Method 2
at least one LED configured to emit at least one of visible light, infrared radiation, and ultraviolet radiation through the external potting
Data Source
AI summary
A finger-worn wearable ring device may include a ring-shaped housing, a printed circuit board, and a sensor module that includes one or more light-emitting components and one or more light-receiving components. The wearable ring device may further include a communication module configured to wirelessly communicate with an application executable on a user device.