Wearable Display Module in Eyewear Brow Bar Bracket

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Solution Overview

Problem

Conventional electronic eyewear is typically bulky and noticeable, lacking a slim design similar to conventional eyeglasses.

Innovation Solution

A wearable electronic display is designed with a slim eyewear frame that includes a display module with a microdisplay, positioned within a cavity in the front frame portion, and a brow bar bracket with a shroud for viewing images, featuring rotatable temple portions and flexible electronic circuits for power and data transfer.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If electronic components and display modules are integrated into eyewear, then functional capability is improved, but device size and bulkiness worsen

Engineering Contradiction:
Improvefunctional capabilityVSAvoiddevice size
Core Design Contradiction:
Adaptability or versatilityVSVolume of moving object

Solution Approach 1:

The display module is nested within the brow bar bracket structure, which itself is integrated into the eyewear frame. The brow bar bracket contains the display module, and the entire assembly is incorporated into the front frame portion, creating a nested configuration that minimizes overall volume while maintaining functionality

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The display module is positioned in a cavity within the front frame portion and tilted downward at an angle, utilizing three-dimensional space efficiently. The exit window is oriented at an angle to direct images toward the user's eye, transforming the spatial arrangement from a flat two-dimensional layout to a three-dimensional configuration that optimizes volume usage

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

2Shape

If display module is concealed within the frame, then aesthetic appearance is improved, but accessibility and adjustability worsen

Engineering Contradiction:
Improveaesthetic appearanceVSAvoidaccessibility
Core Design Contradiction:
ShapeVSEase of operation

Solution Approach 1:

The brow bar bracket is designed as a separate, modular component that can be independently adjusted or removed. This segmentation allows the display module to remain concealed within the integrated frame while the modular brow bar bracket provides accessibility for adjustment or replacement without disassembling the entire eyewear structure

Inventive Principle:
Principle #1Segmentation

3Ease of operation

If temple portions are rotatable for comfort, then ease of operation is improved, but electrical connection reliability worsens

Engineering Contradiction:
Improvecomfort adjustmentVSAvoidelectrical connection
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The temple portions are designed to be rotatable relative to the brow bar bracket, providing dynamic adjustment for user comfort. The electrical contacts are positioned to engage when the temple portions are in the open (wearing) position and disengage when closed, allowing the system to adapt its electrical connection state based on the mechanical position of the temple portions

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10379376B2Wearable electronic display
Publication Date: 2019.08.13 KOPIN CORP
  • US10379376B2 patent drawing
  • US10379376B2 patent drawing
  • US10379376B2 patent drawing

AI summary

A wearable electronic display includes an eyewear frame having a front frame portion including a brow bar with lens frame rims extending from and below the brow bar. A display module can be mounted to the eyewear frame and have a microdisplay for generating images. The display module can have an image exit window positioned for directing viewable images to a user's eye. The display module can be positioned within a cavity in the front frame portion. A brow bar bracket can be mounted to a rear side of the brow bar. The brow bar bracket can have a shroud for covering the display module. The shroud can have a pupil aperture aligned with the exit window of the display module through which the user can view the viewable images.