Adaptive Curvature Earloop for Headset Stability and Comfort

Solution Overview

Problem

Conventional earloop designs for in-ear audio products face challenges in providing both stability and comfort due to variations in ear shape and size, often resulting in discomfort or instability.

Innovation Solution

A flexible earloop design with adaptive curvature segments that distribute pressure evenly, featuring a softer apex and stiffer bottom, allowing for snug fit and stability during activity, and a neckband configuration that reduces bouncing and weight distribution.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If rigid earloops are used to provide stability, then stability is improved, but user comfort deteriorates due to pressure points and inability to conform to ear variations

Engineering Contradiction:

Improveheadset stabilityVSAvoiduser discomfort

Core Design Contradiction:

Stability of the object's compositionVSObject-affected harmful factors

Solution Approach 1:

The earloop incorporates segments with different rigidity levels: a first segment with higher rigidity for stability and a second segment with lower rigidity for comfort and conformability. This local differentiation allows the earloop to provide structural support where needed while adapting to the user's ear shape in other areas, eliminating pressure points.

Inventive Principle:

Principle #3Local quality

Solution Approach 2:

The earloop is divided into multiple segments with distinct mechanical properties. The first segment (higher rigidity) provides structural support and stability, while the second segment (lower rigidity) provides comfort and adaptability. This segmentation allows each part to perform its specific function optimally.

Inventive Principle:

Principle #1Segmentation

2Object-affected harmful factors

If soft earloops are used to improve comfort, then user comfort is improved, but stability deteriorates due to insufficient support

Engineering Contradiction:

Improveuser comfortVSAvoidheadset stability

Core Design Contradiction:

Object-affected harmful factorsVSStability of the object's composition

Solution Approach 1:

The earloop incorporates segments with different rigidity levels: a first segment with higher rigidity for stability and a second segment with lower rigidity for comfort and conformability. This local differentiation allows the earloop to provide structural support where needed while adapting to the user's ear shape in other areas, eliminating pressure points.

Inventive Principle:

Principle #3Local quality

Solution Approach 2:

The earloop is divided into multiple segments with distinct mechanical properties. The first segment (higher rigidity) provides structural support and stability, while the second segment (lower rigidity) provides comfort and adaptability. This segmentation allows each part to perform its specific function optimally.

Inventive Principle:

Principle #1Segmentation

3Device complexity

If a single earloop design is used to fit all ear sizes, then device complexity is reduced, but adaptability deteriorates due to inability to accommodate ear shape variations

Engineering Contradiction:

Improveearloop design complexityVSAvoidear size and shape adaptability

Core Design Contradiction:

Device complexityVSAdaptability or versatility

Solution Approach 1:

The earloop is divided into multiple segments with distinct mechanical properties. The first segment (higher rigidity) provides structural support and stability, while the second segment (lower rigidity) provides comfort and adaptability. This segmentation allows each part to perform its specific function optimally.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The earloop incorporates segments with different rigidity levels: a first segment with higher rigidity for stability and a second segment with lower rigidity for comfort and conformability. This local differentiation allows the earloop to provide structural support where needed while adapting to the user's ear shape in other areas, eliminating pressure points.

Inventive Principle:

Principle #3Local quality

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 earloop design enhances donning ease, stability, and comfort, maintaining the headset during rigorous activities while remaining comfortable, and fits a wide range of ear sizes, improving overall audio quality and user experience.

Implementation Method 1

The apex segment flexes vertically and horizontally in equal measures

Methodology Applied

Scientific EffectFlexibility: Elasticity

Implementation Method 2

the resilient flexible apex and behind-the-ear curvatures exert a gripping tension

Methodology Applied

Scientific EffectResilient gripping tension: Elasticity

Data Source

PatentUS10687138B2Conformable headset earloop for stability and comfort

Publication Date: 2020.06.16 HEWLETT PACKARD DEVELOPMENT COMPANY LP

AI summary

Methods and apparatuses for earloops are described. In one example, an earloop for wearing on an ear of a user head is described. The earloop includes a capsule connector segment for coupling to a headset capsule, and an apex segment having an adaptive apex curvature arranged to rest on an apex of the ear. The earloop further includes a behind-the-ear segment having an adaptive behind-the-ear curvature arranged to curve behind the ear and exert a resilient gripping tension behind the ear, wherein the capsule connector segment is located along the x-axis at a different location than the behind-the-ear segment in both a static non-worn state and a static worn state, and wherein the apex segment is between the capsule connector segment and the behind-the-ear segment.