Digital Pen Identifier Construction for Sheet Tracing Errors
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Solution Overview
Problem
Existing methods for identifying and processing sheets with unique identifiers using digital pens are prone to user errors, such as incorrect ordering or omission of cells, especially when handling multiple sheets within a single working session, leading to potential manipulation errors that cannot be corrected in real time.
Innovation Solution
A method that constructs unique identifiers by sampling cells from master and slave pages, with dedicated cells for the beginning and end of the identifier, allowing for automatic or semi-automatic post-processing to verify the correct tracing of cells and alleviate user errors, while enabling flexible positioning and size adaptation of the identifier zone.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If unique identifiers are constructed by combining multiple patterned cells from different pages, then sheet identification capability is improved, but user error probability increases due to complex tracing sequences
Solution Approach 1:
The identifier is segmented into distinct functional parts: a first cell indicating the start of the identifier, intermediate cells from different master pages providing unique identification, and a last cell indicating the end. This segmentation allows the system to maintain high identification reliability while providing clear visual cues to users about the tracing sequence, reducing operational errors.
Solution Approach 2:
The first cell is specifically designed to indicate the beginning of the identifier before the user starts tracing. This preliminary visual marker guides users to start at the correct position, preventing errors that would occur if users started at random cells in the sequence.
2Reliability
If multiple master pages are used to construct identifiers, then identifier uniqueness is improved, but device complexity increases
Solution Approach 1:
Multiple master pages are defined, where each master page can serve as a source for intermediate cells in identifier construction. This universal approach allows the same set of master pages to generate unique identifiers for multiple different sheets, increasing identifier uniqueness while avoiding the need for separate dedicated structures for each sheet.
Solution Approach 2:
Different portions of the identifier have different quality requirements: the first and last cells provide structural boundaries, while intermediate cells from different master pages provide uniqueness. This local differentiation of function allows the system to achieve high identifier uniqueness without uniformly increasing complexity across the entire identifier structure.
3Adaptability or versatility
If the identifier zone is made adaptable to different sheet sizes, then system versatility is improved, but manufacturing precision requirements increase
Solution Approach 1:
The identifier zone is designed to be dynamic in size and position, adapting to different sheet formats (A4, A5, etc.). The first cell, intermediate cells, and last cell can be positioned flexibly within the sheet boundaries, allowing the same identifier construction method to work across multiple sheet sizes without requiring fixed, precision-critical positioning for all elements.
Solution Approach 2:
The system allows parameters such as identifier zone size, cell positions, and numbering sequences to be changed based on the specific sheet being used. This parameter adaptability enables versatile support for different sheet sizes while maintaining sufficient manufacturing precision by allowing tolerance adjustments for each configuration.
Data Source
AI summary
The invention relates to a method for identifying sheets on which is added one identifier or more comprising a combination of juxtaposed screen cells. The method comprises two parts. The first part describes a means for making the differentiating identifiers and the addresses associated with the content areas forming the sheets. The second part describes a means for processing the information of the digital pen transmitted to the computer processing unit by one or more automatic or semiautomatic post-processing operations. The two non-separable parts of this method thus compensate for the potential handling errors of a user who must write or transcribe information onto screen sheets using a digital pen.