Display Device Selecting Image Regions for Secondary Screen

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Solution Overview

Problem

Users face difficulties in viewing small image regions on a screen, particularly in applications like games where important information is displayed in small, static locations, making it hard to interpret text or graphical information.

Innovation Solution

A display device system that allows users to select and magnify specific image regions from a primary display and send them to a secondary display for enhanced viewing, without relying on the source device's graphics processor.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If image regions are displayed in small static locations on the primary display, then the application layout is maintained, but the usability and readability of the information deteriorates

Engineering Contradiction:
ImproveusabilityVSAvoidimage region size
Core Design Contradiction:
Ease of operationVSArea of stationary object

Solution Approach 1:

The patent extracts the selected image region from the primary display and transfers it to a secondary display device. This allows the small image region to be viewed in detail on a separate device without affecting the original application layout on the primary display.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The system introduces a secondary display device as an intermediary between the user and the small image region. This mediator provides enhanced viewing capabilities while the original display maintains its functionality.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If the source device's graphics processor is used to magnify image regions, then the magnification function is achieved, but the device complexity and processing load increases

Engineering Contradiction:
Improvemagnification capabilityVSAvoidgraphics processor dependency
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The secondary display device performs the magnification function independently without requiring the source device's graphics processor. The display device itself handles the image processing, making the system self-sufficient and reducing overall complexity.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The magnification function is extracted from the source device and implemented at the display device level. This separates the viewing enhancement functionality from the original rendering system.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS12340778B2Display of selected image regions
Publication Date: 2025.06.24 HEWLETT PACKARD DEVELOPMENT COMPANY LP
  • US12340778B2 patent drawing
  • US12340778B2 patent drawing
  • US12340778B2 patent drawing

AI summary

In one example in accordance with the present disclosure, a display device is described. The example display device includes a processor and a memory communicatively coupled to the processor and storing executable instructions that when executed cause the processor to: (1) receive, from a graphics processor of a source device, a screen image for display on the display device; (2) define an image region of the screen image for duplication on a second display device; and (3) send the image region to the second display device.