Camera Upgrade Adaptor for Legacy Sorting Systems

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Solution Overview

Problem

Automated mail sorting equipment faces challenges when replacing obsolete camera subsystems due to lack of compatibility with existing components, leading to costly upgrades and potential disruptions in system operation.

Innovation Solution

A method and apparatus that utilize an adaptor card to connect a new camera subsystem to both legacy and new components, allowing for backwards compatibility and fallback to legacy mode in case of new component failure, ensuring seamless integration and operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If a new camera subsystem is installed to replace an obsolete camera, then image resolution and processing capability are improved, but compatibility with existing legacy components is lost

Engineering Contradiction:
Improveimage resolutionVSAvoidcompatibility with legacy components
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

An adapter card is introduced as an intermediary component between the new camera subsystem and the legacy sorting equipment. The adapter card receives high-resolution images from the new camera and processes/converts them into a format compatible with existing legacy components, enabling the new camera to work with older system infrastructure while maintaining improved image quality

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system is segmented into distinct functional modules: the new camera subsystem, the adapter card for format conversion, and the legacy sorting components. This segmentation allows each component to operate at its optimal capability while the adapter mediates between them, resolving the compatibility conflict

Inventive Principle:
Principle #1Segmentation

2Productivity

If a new camera subsystem is installed, then recognition accuracy and processing speed are improved, but system complexity and upgrade costs increase

Engineering Contradiction:
Improveprocessing speedVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The adapter card is designed with multi-functionality to handle various image format conversions and communicate with both new and legacy system components. This universal interface reduces the need for completely separate systems and simplifies the overall upgrade path by maintaining compatibility layers

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

Solution Approach 2:

The adapter card performs preliminary image processing and format conversion before images are passed to legacy components. This preliminary action ensures that legacy components receive properly formatted data without requiring modifications, reducing overall system complexity

Inventive Principle:
Principle #10Preliminary action

3Measurement precision

If a new camera subsystem is installed, then image quality and sorting accuracy are improved, but reliability is reduced due to potential incompatibility issues

Engineering Contradiction:
Improvesorting accuracyVSAvoidsystem reliability
Core Design Contradiction:
Measurement precisionVSReliability

Solution Approach 1:

The adapter card serves as a cushioning layer that anticipates and resolves potential compatibility conflicts between new and legacy systems. By handling format conversions and protocol differences in advance, it prevents reliability issues from arising during operation

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

Solution Approach 2:

The adapter card acts as a mediator that isolates the legacy system from potential incompatibility issues introduced by the new camera. This intermediary layer protects the reliable legacy sorting logic while enabling it to work with improved new camera technology

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS10366299B2Sorting/scanning system camera upgrade apparatus with backwards compatibility
Publication Date: 2019.07.30 EVIDEN USA INC
  • US10366299B2 patent drawing
  • US10366299B2 patent drawing
  • US10366299B2 patent drawing

AI summary

A scanning camera upgrade adaptor system provides backwards compatibility when an existing scanning camera subsystem is replaced or upgraded in automated sorting equipment with a newer camera having a different data format. The adaptor system allows sorting equipment such as mail sorting equipment to be upgraded or repaired with a new camera while providing compatibility and optional fallback to a previous mode of operation of the existing equipment. The upgrade system enables legacy equipment and newly added sorting/processing equipment to be utilized in conjunction, while reducing cost of upgrade and necessity for completely new equipment as desirable features are added.