Pointer Button Detection for Temporary to Permanent Writing Conversion

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Solution Overview

Problem

Existing display systems require complex operations, such as double tapping, to convert temporary writings to permanent writings, making the process cumbersome.

Innovation Solution

A display method and system that utilize a pointer with an operation button to detect write operations and automatically convert temporary images to permanent images based on button press states, allowing for easy switching between temporary and permanent writings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a double tap operation is used to convert temporary writing to permanent writing, then the writing can be confirmed, but the operation becomes complicated and time-consuming

Engineering Contradiction:
Improvewriting confirmationVSAvoidoperation complexity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system performs preliminary action by automatically converting temporary writing to permanent writing based on predetermined conditions (such as stopping to write for a certain duration or performing a specific gesture), eliminating the need for users to manually confirm each writing through double tap operations. This resolves the contradiction by making the conversion happen automatically under appropriate conditions.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The writing system serves itself by automatically managing the conversion from temporary to permanent writing based on built-in detection of user behavior patterns. The system monitors writing duration, pauses, and gestures to autonomously determine when conversion should occur, removing the burden of manual confirmation from the user.

Inventive Principle:
Principle #25Self-service

2Ease of operation

If automatic conversion based on button press is implemented, then operational complexity is reduced, but the system requires additional hardware detection capabilities

Engineering Contradiction:
Improveoperation simplicityVSAvoiddetection system
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The pointer device is designed with multi-functionality, serving both as a writing tool and as a detection device. The operation button on the pointer can detect press states while the pointer itself performs writing operations, allowing a single device to handle multiple functions without requiring separate detection hardware.

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

Solution Approach 2:

The detection function is merged with the writing tool by integrating the operation button directly into the pointer. This combination allows the same device that creates writing to also detect user intent for conversion, eliminating the need for separate detection hardware and reducing overall system complexity.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11968480B2Display method and display system
Publication Date: 2024.04.23 SEIKO EPSON CORP
  • US11968480B2 patent drawing
  • US11968480B2 patent drawing
  • US11968480B2 patent drawing

AI summary

A display method includes detecting a write operation on a display surface by a pointer, determining whether an operation button provided on the pointer is pressed or not, displaying an image corresponding to the write operation as a first image on the display surface, when the write operation is detected and it is determined that the operation button is pressed, and erasing the first image when it is determined that the operation button is not pressed during a period when the first image is displayed.