Optical Element with Multiple Light Shadow Effects for Mobile Phone Cover

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Solution Overview

Problem

Current decorative designs for consumer electronics, such as mobile phone cover plates, lack visual appeal due to reliance on single materials or color layers, resulting in monotonous and unvivid visual effects.

Innovation Solution

An optical element featuring multiple types of optical units with distinct light shadow effects, arranged in various configurations such as spaced, alternate, sequential, or random patterns, utilizing linear cylindrical mirrors and curved lenses with varying parameters, to produce rich and dynamic light shadow effects.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If single material or single color layer is used for decorative design, then manufacturing is simple, but visual effect is monotonous and unvivid

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidvisual effect
Core Design Contradiction:
Ease of manufactureVSIllumination intensity

Solution Approach 1:

The optical element is divided into multiple optical units, each containing different optical structures (cylindrical mirrors, curved lenses, etc.). These segmented units work together to create complex light shadow effects that would be impossible with a single uniform structure, thereby enhancing visual effect while maintaining manufacturing feasibility through modular design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent combines multiple types of optical structures (cylindrical mirrors, curved lenses, prisms) within a single optical element. This composite approach integrates different optical functions in one component, achieving rich light shadow effects without requiring multiple separate layers or materials, thus maintaining manufacturing simplicity while improving visual effect.

Inventive Principle:
Principle #40Composite materials

2Illumination intensity

If multiple types of optical units with different light shadow effects are arranged, then visual effect is enhanced, but device complexity increases

Engineering Contradiction:
Improvevisual effectVSAvoidstructural complexity
Core Design Contradiction:
Illumination intensityVSDevice complexity

Solution Approach 1:

Multiple optical units with different optical structures are merged into a single integrated optical element. Instead of using separate components for cylindrical mirrors, curved lenses, and other optical structures, they are combined in one element, reducing assembly complexity while maintaining the rich visual effects generated by each unit.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The optical element serves multiple functions simultaneously: it provides decorative visual effects, protects the mobile phone, and creates various light shadow patterns. This multi-functionality reduces the need for additional separate components, thereby managing device complexity while enhancing visual effect.

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

3Illumination intensity

If optical units are arranged in various configurations (spaced, alternate, sequential, random), then visual effect is enriched, but manufacturing precision requirements increase

Engineering Contradiction:
Improvevisual effectVSAvoidarrangement precision
Core Design Contradiction:
Illumination intensityVSManufacturing precision

Solution Approach 1:

The patent varies parameters such as the spacing, arrangement patterns, and optical characteristics of different optical units to create diverse light shadow effects. By changing these parameters systematically, the design achieves rich visual effects while maintaining manufacturability through standardized production processes for each unit type.

Inventive Principle:
Principle #35Parameter changes

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

Enhances the visual and decorative effect, making the product more aesthetically appealing and increasing its value, while also applicable in fields like anti-counterfeit measures.

Implementation Method 1

the optical structures are of linear cylindrical mirrors or curved lenses

Methodology Applied
Scientific EffectRefraction: Refraction

Implementation Method 2

the optical structures are of linear cylindrical mirrors or curved lenses

Methodology Applied
Scientific EffectReflection: Reflection

Data Source

PatentUS11169305B2Optical element, mobile phone cover plate and mold for manufacturing the optical element
Publication Date: 2021.11.09 SHINE OPTOELECTRONICS (KUNSHAN) CO LTD
  • US11169305B2 patent drawing
  • US11169305B2 patent drawing
  • US11169305B2 patent drawing

AI summary

An optical element, a mobile phone cover plate provided with the optical element, and a mold for manufacturing the optical element. The optical element comprising at least two types of arranged optical units, the optical units comprising optical structures producing light shadow effects; wherein a light shadow effect produced by an optical structure of one type of optical units is different from a light shadow effect produced by an optical structure of another type of optical units. The optical units are arranged and there are at least two types of different optical units, the optical structures there of being able to produce different light shadow effects, so that the optical element has a good visual effect, and when it is applied in the field of decoration, it is able to enhance a decoration effect, and make the decoration rich in visual senses and pictures vivid.