Character-Based Projector Content Modules for Theme Flexibility

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Solution Overview

Problem

Existing toy projectors are limited in their ability to store and deliver diverse audio and video content, with most relying on removable cartridges or SD cards that restrict the number of stories and themes available, lacking flexibility and interchangeability.

Innovation Solution

A projector system with interchangeable character bodies that utilize an electrical connection, such as an 8-pin connector, to allow multiple interchangeable character bodies to deliver different content through a processor and memory device, enabling more extensive content storage and theme variation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional removable cartridges or SD cards are used for content storage, then the projector can store audio and video content, but the number of stories and themes is limited and flexibility is reduced

Engineering Contradiction:
Improvecontent storage capacityVSAvoidstorage system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The projector is divided into modular components: a base unit containing the projection mechanism and interchangeable character bodies, each with its own integrated memory device. This segmentation allows unlimited content storage through character body replacement without increasing the complexity of the base projector system.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The base projector unit is designed with universal compatibility to work with multiple different character bodies, each serving different story themes. The standardized electrical connection interface enables any character body to function with the base unit, providing multi-functionality and extensive adaptability.

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

2Adaptability or versatility

If film-based systems are used for image delivery, then the projector can display visual content, but the content storage capacity and theme variation are limited

Engineering Contradiction:
Improvetheme variationVSAvoidstored information quantity
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

The patent uses digital copying of content within memory devices attached to character bodies, replacing physical film copies. This allows unlimited digital copies of stories and themes to be stored and switched between character bodies without physical constraints, dramatically increasing both stored information quantity and theme variation.

Inventive Principle:
Principle #26Copying

3Adaptability or versatility

If SD cards are used for content delivery, then more content can be stored, but the system lacks interchangeability and flexibility for different characters and themes

Engineering Contradiction:
ImproveinterchangeabilityVSAvoidcharacter body integration
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The character body is merged with its own integrated memory device and processor, creating a self-contained module. This merging provides interchangeability - each character body brings its own content library - while the standardized electrical connection (8-pin connector) keeps the integration complexity manageable through modular design.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS20260029705A1Projector with audio and animation
Publication Date: 2026.01.29 COTTAGE DOOR PRESS LLC
  • US20260029705A1 patent drawing
  • US20260029705A1 patent drawing
  • US20260029705A1 patent drawing

AI summary

A projector, such as a toy projector, in which stored content or information is delivered both as digital images and digital audio content from an interchangeable character which is interchangeably attached to the projector. The stored content or information can be specific to the content and/or theme being displayed and is delivered through an electrical connection to the projector.