Handwriting Input Electronic Dictionary with Entry Memo Management

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Solution Overview

Problem

Conventional electronic dictionary devices are less convenient for users as they cannot display all retrieved entry words and their explanatory information at a glance, and lack the ability to write handwritten notes related to specific entries.

Innovation Solution

An electronic device with a dictionary data storage system, handwriting input capability, and entry memo management that allows users to store and retrieve handwritten notes related to entry words, enabling easy display of corresponding entry words and their explanations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional electronic dictionary devices display only limited information on the screen, then the device complexity remains simple, but the ease of operation deteriorates because users cannot grasp all entry words and explanatory information at a glance

Engineering Contradiction:
Improveease of operationVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent segments information into two distinct parts: entry word lists and explanatory information. Users can view the entry word list on one screen and selectively view explanatory information for specific entries by writing memos, avoiding the need to display all information simultaneously and enabling efficient information access.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces a temporal dimension to information access. Instead of displaying all information spatially at once, users access explanatory information on demand through handwriting input, transitioning from static display to dynamic, multi-step information retrieval that mimics paper dictionary usage.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Adaptability or versatility

If conventional electronic dictionary devices do not support handwriting input, then the device complexity remains simple, but the adaptability deteriorates because users cannot write notes related to specific entries or find entries from handwritten notes

Engineering Contradiction:
Improveadaptability or versatilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent makes the electronic dictionary device multi-functional by integrating handwriting input capability into the existing dictionary functionality. The handwriting input unit accepts natural handwriting and converts it to text, allowing users to write memos related to entries and search for entries using handwritten notes, thus combining paper-like flexibility with electronic functionality.

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

Solution Approach 2:

The patent introduces handwriting recognition technology as an intermediary between the user's natural handwriting and the electronic system. The handwriting input unit acts as a mediator that converts handwritten input into machine-processable text, enabling seamless integration of paper-like interaction with digital information management.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If conventional electronic dictionary devices display all entry words and explanatory information simultaneously, then the ease of operation improves, but the area of the display unit would need to increase beyond practical limits

Engineering Contradiction:
Improveease of operationVSAvoidarea of display unit
Core Design Contradiction:
Ease of operationVSArea of stationary object

Solution Approach 1:

The patent divides the information display into segmented views: a compact entry word list and separate explanatory information sections. Users can navigate between these segments using handwriting input, allowing comprehensive information access without requiring all information to be visible simultaneously on the display.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS8027987B2Electronic device having a handwriting input function, and non-transitory medium storing a control program therefor
Publication Date: 2011.09.27 CASIO COMPUTER CO LTD
  • US8027987B2 patent drawing
  • US8027987B2 patent drawing
  • US8027987B2 patent drawing

AI summary

In a state where the entry word “account” retrieved from a dictionary and its explanatory information have been displayed, when the entry memo “Test point to notice” is input in handwritten characters at a handwriting input unit, the entry memo is caused to correspond to the retrieved entry word “account” and then registered. When the desired entry memo “Test point to notice” is selected from a list of the registered entry memos, the entry word “account” caused to correspond to the entry memo and its explanatory information are displayed immediately. Accordingly, as with a paper dictionary, an entry memo in which handwritten characters have been written as needed is related to the desired entry word and its explanatory information. Using the entry memo data as if it were a sticky note enables the desired entry word to be displayed easily and quickly.