Backward Compatibility Switches for Machine Instructions

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Solution Overview

Problem

Upgrading machine readable instructions can result in extensive changes, making it challenging to replicate user environments and support models due to limitless permutations of applied patches, and users may prefer previous versions for specific preferences or work-arounds, necessitating a method to identify and revert changes causing noticeable differences.

Innovation Solution

A machine readable instructions backward compatibility apparatus and method that identifies and marks changes between versions, allowing users to selectively turn on or off changes using backward compatibility switches, enabling the specification of a previous version and excluding undesirable behaviors of new versions, thereby allowing execution of updated instructions with desired behavior.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If machine readable instructions are upgraded to a new version, then defects are corrected and improvements are made, but the complexity of replicating user environments increases due to limitless permutations of applied patches

Engineering Contradiction:
Improvedefect correctionVSAvoidenvironment replication complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies preliminary action by embedding backward compatibility switches directly into the updated machine readable instructions before deployment. This allows the system to pre-configure multiple version compatibility modes, eliminating the need for complex post-deployment patch management and environment replication efforts.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent implements dynamics by making the machine readable instructions dynamically configurable through backward compatibility switches. These switches allow the system to adapt its behavior at runtime based on the desired version compatibility, transforming a static update process into a dynamic, flexible system that can adjust to different user needs without requiring complex environment management.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If multiple patches are applied to update machine readable instructions, then functionality is improved, but the number of permutations becomes limitless, making support models challenging

Engineering Contradiction:
Improvefunctionality improvementVSAvoidpatch permutation complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent merges multiple separate patch updates into a single unified update package that contains all necessary backward compatibility switches. Instead of applying multiple independent patches that create complex permutations, the system consolidates all changes and compatibility controls into one integrated update, dramatically simplifying the support model.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The backward compatibility switches serve multiple functions simultaneously: they preserve old behavior, enable new features, and provide rollback capability all within a single update. This multi-functionality eliminates the need for multiple specialized patches and reduces the complexity of managing update permutations.

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

3Productivity

If users install a new version of machine readable instructions, then they gain access to improvements, but they lose the ability to use previous version behaviors and work-arounds

Engineering Contradiction:
Improveaccess to improvementsVSAvoidversion preference flexibility
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The patent makes the system dynamically configurable by incorporating backward compatibility switches that allow users to adjust the behavior of updated machine readable instructions at runtime. This dynamic capability enables users to access improvements in the new version while selectively preserving or reverting to previous version behaviors as needed.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent changes the parameter space of the machine readable instructions by introducing backward compatibility switches as new configuration parameters. These parameters allow users to control which version behaviors are active, effectively adding a new dimension of flexibility that enables both new and old behaviors to coexist within the same updated instruction set.

Inventive Principle:
Principle #35Parameter changes

4Ease of operation

If backward compatibility switches are implemented in updated machine readable instructions, then users can selectively revert changes, but the complexity of the instruction set increases

Engineering Contradiction:
Improveselective change managementVSAvoidinstruction set complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent extracts the complexity of backward compatibility management from the core machine readable instructions by implementing it as a separate, optional feature through backward compatibility switches. This extraction allows the main instruction set to remain relatively simple while providing advanced control capabilities only when and where needed by users.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS10108438B2Machine readable instructions backward compatibility
Publication Date: 2018.10.23 HEWLETT PACKARD DEVELOPMENT COMPANY LP
  • US10108438B2 patent drawing
  • US10108438B2 patent drawing
  • US10108438B2 patent drawing

AI summary

According to an example, machine readable instructions backward compatibility may include determining changes between first and second sets of machine readable instructions, and generating a backward compatibility switch. The backward compatibility switch may be implemented in the second set of machine readable instructions to selectively revert functionality to functionality of the first set of machine readable instructions.