Camera Integration in Portable Systems via Ledge Support

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Solution Overview

Problem

Current portable information handling systems lack efficient integration of camera components, which affects structural support and stability, especially in varying environmental conditions such as temperature and humidity.

Innovation Solution

The integration of a camera component between two ledges on the rear display cover portion, with a bezel attached via these ledges, providing structural support and ensuring stability through adhesive areas and interlacing structures, allowing the system to withstand harsh conditions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the camera component is integrated into the display chassis with bezel attachment, then the structural support and stability are improved, but the device complexity increases

Engineering Contradiction:
Improvestructural support and stabilityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines the camera component attachment portion and bezel attachment portion into a single integrated structure formed on the display chassis. This merging of functions into one component provides both camera mounting and bezel support, improving structural reliability while avoiding the added complexity of separate attachment mechanisms.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The display chassis structure serves multiple functions: it provides the structural framework of the device, mounts the camera component, and supports the bezel. This multi-functionality reduces the need for additional dedicated components, thereby improving reliability without proportionally increasing device complexity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Reliability

If adhesive areas and interlacing structures are used to secure the bezel, then bonding degradation and delamination are prevented under harsh conditions, but the manufacturing precision requirements increase

Engineering Contradiction:
Improvebonding stabilityVSAvoidmanufacturing precision
Core Design Contradiction:
ReliabilityVSManufacturing precision

Solution Approach 1:

The patent employs composite attachment structures combining adhesive areas with interlacing mechanical features. This hybrid approach uses both chemical bonding (adhesive) and mechanical interlocking (interlacing structures) to achieve superior bonding stability that resists degradation under harsh environmental conditions.

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The interlacing structures are pre-formed as integral features of the display chassis during manufacturing, creating built-in mechanical anchors before assembly. This preliminary formation of attachment features ensures precise alignment and reduces the precision requirements for subsequent adhesive application and bezel installation.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11243580B1Camera integration in a portable information handling system
Publication Date: 2022.02.08 DELL PROD LP
  • US11243580B1 patent drawing
  • US11243580B1 patent drawing
  • US11243580B1 patent drawing

AI summary

A portable information handing system. The portable information handling system includes a base chassis, the base chassis comprising a motherboard, the motherboard comprising a processor and a bus coupled to the processor, and a display chassis, the display chassis comprising a rear display cover, the rear display cover comprising a rear display cover portion, a camera component and a bezel, the rear display cover portion comprising a camera component attachment portion, the camera component attachment portion comprising a first ledge and a second ledge, the camera component being positioned between the first ledge and the second ledge, the bezel being attached to the rear display cover portion via the first ledge and the second ledge, the first ledge and the second ledge providing structural support for the bezel.