RFID Sheet Material Asymmetric Corner Positioning

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Solution Overview

Problem

The expansion of the sheet materials arsenal is a technical problem that the group of inventions aimed to solve, specifically in the context of radio-frequency identification (RFID) materials suitable for commercial printing using modern digital presses.

Innovation Solution

The development of a sheet material with radio frequency identification, designed as a rectangular sheet with a unique geometrically different corner, allowing for correct positioning during printing, stamping, and die-cutting processes. This sheet material incorporates an antenna and a chip within its layers, enabling integration with commercial printing processes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If sheet material is designed for commercial printing with digital presses, then adaptability to printing processes is improved, but manufacturing precision requirements increase due to positioning accuracy needs

Engineering Contradiction:
Improveadaptability to printing processesVSAvoidpositioning accuracy
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The patent introduces a geometrically different corner (asymmetric feature) on the sheet material. This asymmetric corner serves as a unique positioning reference that enables automatic detection and correct orientation of the sheet during feeding in printing and stamping machines, thereby achieving high positioning accuracy without complex manufacturing processes.

Inventive Principle:
Principle #4Asymmetry

2Adaptability or versatility

If RFID tags are integrated into sheet material layers, then functionality is improved, but device complexity increases

Engineering Contradiction:
ImprovefunctionalityVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines the RFID tag (comprising antenna and chip) with the sheet material itself, integrating these components directly into the layers of the sheet. This merging approach allows the sheet to serve dual purposes: as the substrate for commercial printing and as the carrier for RFID functionality, thereby reducing overall device complexity while maintaining enhanced functionality.

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If sheet material includes geometrically different corner for positioning, then ease of operation is improved, but manufacturing complexity increases

Engineering Contradiction:
Improvepositioning convenienceVSAvoidmanufacturing process complexity
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

The geometrically different corner is created through simple asymmetric cutting or shaping of one corner of the rectangular sheet. This asymmetric feature provides clear visual and mechanical cues for correct sheet orientation during feeding operations, significantly improving ease of operation without requiring complex manufacturing processes.

Inventive Principle:
Principle #4Asymmetry

Data Source

PatentUS12271773B2Radio frequency identification sheet material (variations)
Publication Date: 2025.04.08 RFID PAPER SDN BHD
  • US12271773B2 patent drawing
  • US12271773B2 patent drawing
  • US12271773B2 patent drawing

AI summary

The group of inventions relates to the field of radio-frequency identification, in particular, to materials containing radio-frequency tags in their layers and intended for printing and stamping by commonly available printing methods. The technical result is the creation of the technical solution as an alternative to the known one. The sheet material with the radio frequency identification is characterized by the fact that it is made in the form of a rectangular paper sheet with a length of 450-485 mm, width of 300-330 mm (according to the first variant) and a length of 700-750 mm, width of 500-530 mm (according to the second variant), and it contains an antenna and a chip located inside the sheet, what's more, one of the corners of the sheet is made geometrically different from three other corners.