Overlay Input Field Opaque Background Handwriting Insertion

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Solution Overview

Problem

Conventional handwriting input methods in information handling devices often present an overlay field separately from the underlying text field, causing visual interference and user confusion when trying to insert new text between existing words, as the typeset text interferes with handwritten ink strokes, making it difficult to read and convert correctly.

Innovation Solution

An overlay input field with an at least partially opaque background is provided, co-located with the underlying application's text field, allowing users to clearly see their handwritten input without visual interference from existing typeset text, and includes visual indicators to show the exact insertion location, maintaining user attention on the application field.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If an overlay input field is provided separately from the underlying text field, then the user can provide handwriting input, but the typeset text interferes with the handwritten ink strokes making it difficult to read and convert correctly

Engineering Contradiction:

Improvehandwriting input capabilityVSAvoidreadability of handwriting

Core Design Contradiction:

Ease of operationVSLoss of information

Solution Approach 1:

An opaque or translucent overlay layer is introduced as an intermediary between the user's handwriting input and the underlying typeset text. This overlay layer blocks the typeset text from interfering with the handwritten ink strokes, allowing the handwriting to be clearly visible and accurately recognized while still maintaining the overlay input field's position over the underlying text field.

Inventive Principle:

Principle #24Intermediary (Mediator)

Solution Approach 2:

The display is segmented into distinct layers: the underlying application display layer containing typeset text, and the overlay input field layer containing handwritten ink strokes. This layering allows independent control of visibility and interaction for each layer, enabling the overlay field to be positioned over the text field without visual interference.

Inventive Principle:

Principle #1Segmentation

2Ease of operation

If the overlay input field is co-located with the underlying text field, then user attention remains on the application field, but the typeset text interferes with handwritten input visibility

Engineering Contradiction:

Improveuser attention maintenanceVSAvoidvisual interference from typeset text

Core Design Contradiction:

Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The opaque or translucent overlay layer serves as a mediator that allows the overlay input field to be co-located with the underlying text field while blocking the harmful visual interference. This enables the user to maintain attention on the application field without the typeset text interfering with handwriting visibility.

Inventive Principle:

Principle #24Intermediary (Mediator)

Solution Approach 2:

The overlay layer's opacity or translucency can be adjusted to optimize the balance between visibility of handwritten input and interaction with the underlying application. This allows the overlay field to remain co-located with the text field while managing visual interference through transparency control.

Inventive Principle:

Principle #32Color changes

Data Source

PatentUS9454694B2Displaying and inserting handwriting words over existing typeset

Publication Date: 2016.09.27 LENOVO SWITZERLAND INTERNATIONAL GMBH

AI summary

One embodiment provides a method, including: accepting, in an overlay input application, one or more ink strokes provided to an input field overlay area; wherein the input field overlay area is located on top of an underlying application display; and providing, in the input field overlay area, an at least partially opaque background. Other embodiments are described and claimed.