Artificial Reality Hat Heat Dissipation
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Solution Overview
Problem
Conventional artificial reality glasses and goggles are often thick, heavy, and uncomfortable due to heat generation issues, making it difficult to incorporate advanced computing components like processors and eye-tracking systems without compromising user comfort.
Innovation Solution
The use of hat-based form factors such as baseball caps, visors, and fedoras provides a larger surface area for distributing artificial reality components, allowing for improved heat dissipation and comfort by positioning heat-generating components away from the user's skin, and enabling the incorporation of components like face-tracking cameras and eye-tracking systems.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional artificial reality glasses and goggles are used, then advanced computing components can be incorporated, but the device becomes thick, heavy, and uncomfortable due to heat generation
Solution Approach 1:
The patent transitions from traditional eyewear-based artificial reality devices to a hat-based form factor. This dimensional change in the carrier structure provides additional space and surface area, allowing heat-generating components to be positioned away from the user's face while maintaining functionality. The hat structure creates new spatial dimensions for component placement that eyewear cannot provide.
Solution Approach 2:
The patent divides the artificial reality system into separate functional modules distributed across different parts of the hat structure. Computing components, display elements, and sensors are segmented and positioned in optimal locations throughout the hat, allowing heat dissipation away from the user's face while maintaining system integration.
2Adaptability or versatility
If advanced computing components are incorporated into eyewear, then functionality is enhanced, but the device becomes thick and heavy
Solution Approach 1:
By transitioning from eyewear to a hat-based form factor, the patent utilizes the additional volumetric space and structural capacity of the hat to distribute component weight more effectively. The hat's larger frame structure can accommodate components in positions that leverage gravitational balance and structural support, reducing the perceived weight and improving comfort compared to eyewear configurations.
3Device complexity
If heat-generating components are positioned close to the user for compact design, then device size is reduced, but user comfort deteriorates due to heat exposure
Solution Approach 1:
The hat-based form factor provides extended spatial dimensions that allow heat-generating components to be positioned in the periphery of the hat structure, away from the user's face and scalp. This spatial separation maintains functional integration while creating adequate thermal distance, solving the conflict between compact design and heat exposure.
4Ease of operation
If eyewear-based design is used, then the device is compact and easy to wear, but it is difficult to incorporate face-tracking cameras and eye-tracking systems
Solution Approach 1:
The patent utilizes the extended spatial dimensions and multiple surfaces of the hat structure to position face-tracking cameras and eye-tracking systems in optimal locations. The brim, crown, and side panels of the hat provide multiple mounting surfaces that enable comprehensive tracking coverage without compromising wearability, whereas eyewear lacks sufficient surface area and positional flexibility.
Solution Approach 2:
The hat-based form factor serves multiple functions simultaneously: it acts as a wearable carrier, provides structural support for diverse components, offers thermal management capacity, and enables comprehensive tracking functionality. This multi-functional design allows the single device to incorporate eye-tracking, face-tracking, and artificial reality display capabilities that would be difficult to integrate into traditional eyewear.
Data Source
AI summary
The disclosed artificial reality hat may include a crown portion dimensioned to at least partially cover a head of a user, a brim portion that extends from the crown portion in at least a forward direction away from the crown portion, and a display subsystem, coupled to the brim portion, that is configured to present computer-generated images. Various other systems and methods are also disclosed.