Convergence Index Calculation Using Patent Classification Data

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Solution Overview

Problem

There is a lack of a clear and objective convergence index that quantifies the degree of convergence across various industrial and technological fields, despite the global trend towards convergence in technologies such as bio, information, and cognitive sciences.

Innovation Solution

A method for calculating a convergence index using a convergence index service system that processes patent information by acquiring patent classifications, calculating industrial and technological distribution ratios, and determining relation scores between heterogeneous and homogeneous industries, ultimately generating an industry relation index.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If a convergence index is developed to quantify the degree of convergence, then the ability to objectively measure convergence is improved, but the complexity of the measurement system increases

Engineering Contradiction:
Improveconvergence measurement objectivityVSAvoidmeasurement system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The convergence index is divided into multiple sub-indices including technological convergence index, industrial convergence index, and spatial convergence index. Each sub-index measures a specific aspect of convergence using patent data, allowing the complex measurement task to be broken down into manageable components that can be calculated independently and then aggregated.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Patent data serves as an intermediary indicator to indirectly measure convergence. Instead of directly measuring convergence which is abstract and difficult to quantify, the system uses patent classification and citation data as proxies that reflect technological and industrial convergence patterns, making the measurement objective and measurable.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If patent information is processed to calculate convergence indexes, then the objectivity of convergence assessment is improved, but the processing time and computational resources increase

Engineering Contradiction:
Improveconvergence index objectivityVSAvoidprocessing time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system pre-processes and stores patent data including classifications, citations, and industrial mappings in advance. By preparing this data structure beforehand, the actual convergence index calculation can be performed more quickly using pre-indexed information rather than processing raw patent documents in real-time.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system creates a simplified representation or copy of patent information focused on the attributes needed for convergence measurement (classification codes, citation counts, industrial tags). This selective copying filters out unnecessary patent details while retaining the essential data for calculating convergence indexes, reducing processing requirements.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS9367577B2Method for processing patent information for outputting convergence index
Publication Date: 2016.06.14 KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
  • US9367577B2 patent drawing
  • US9367577B2 patent drawing
  • US9367577B2 patent drawing

AI summary

The present invention relates to a method for outputting a convergence index, and more particularly, to a method for outputting a convergence index by utilizing patent information. According to the method for outputting the convergence index of the present invention, the convergence index can be outputted by using time information related to a patent which is included in a patent group, a patent classification, and an industrial classification that corresponds to the patent classification. The method for outputting the convergence index of the present invention systematically outputs the convergence index by using patent data, which is an objective data, thereby outputting the convergence index which is objective and appropriate.