Web Cutting Location Determination via Embedded Database Keys

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Solution Overview

Problem

Determining optimal cutting locations on a continuous web of printed media to efficiently extract individual images while minimizing media waste, as conventional methods often require unnecessary data printing and inefficient use of space.

Innovation Solution

A system that uses a database to store cutting locations, with a scannable object embedded on the web allowing access to determine x and y cutting coordinates, enabling efficient cutting and layout optimization without the need for multiple data prints, thus maximizing the use of media space.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of substance

If conventional methods are used to determine cutting locations, then cutting can be performed, but media waste increases and space utilization becomes inefficient

Engineering Contradiction:
Improvemedia wasteVSAvoidcutting efficiency
Core Design Contradiction:
Loss of substanceVSProductivity

Solution Approach 1:

The patent applies preliminary action by embedding scannable objects on the web before printing, and by pre-storing cutting location data in a database. This allows the cutting locations to be determined in advance without requiring additional data printing on the web, thereby reducing media waste while maintaining cutting efficiency.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent introduces an intermediary approach by using a database as a mediator between the printed web and the cutting process. The database stores cutting location information that can be accessed without printing additional data on the web, serving as an intermediary data source that eliminates the need for redundant data printing and reduces media consumption.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If data is printed multiple locations on the web to define cutting locations, then cutting can be determined, but media space is wasted

Engineering Contradiction:
Improvecutting location accuracyVSAvoidmedia space utilization
Core Design Contradiction:
Measurement precisionVSArea of stationary object

Solution Approach 1:

The patent extracts the cutting location data from the web surface itself and stores it externally in a database. The scannable objects embedded on the web serve as keys to access the cutting location information in the database, eliminating the need to print cutting location data multiple times on the web and maximizing media space utilization.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent uses a copying approach by creating scannable objects that serve as references or keys to access cutting location information stored in a database. Instead of printing the actual cutting location data multiple times on the web, the system copies the reference information (scannable objects) onto the web and retrieves the full cutting location data from the database when needed, thereby reducing media space consumption.

Inventive Principle:
Principle #26Copying

3Ease of operation

If multiple scannable objects are printed on the web to access cutting locations, then cutting can be determined, but the complexity of the system increases

Engineering Contradiction:
Improvecutting location accessVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent applies universality by designing a system where the database serves multiple functions: storing cutting location data, providing cutting direction information (x and y directions), and enabling efficient media space utilization. This multi-functional approach simplifies the overall system by consolidating multiple functions into a single database structure rather than requiring multiple separate systems.

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

Data Source

PatentUS7937180B2Methods and systems for ascertaining web cutting locations
Publication Date: 2011.05.03 HEWLETT PACKARD DEVELOPMENT COMPANY LP
  • US7937180B2 patent drawing
  • US7937180B2 patent drawing
  • US7937180B2 patent drawing

AI summary

In one embodiment, a method comprises storing information in a database that describes cutting locations on a web upon which multiple images are printed; embedding, in an area on the web, a key into the database; and using the key to ascertain, from the database, the cutting locations.