Image Processing Apparatus Selective Region Transmission

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Solution Overview

Problem

Existing image processing systems face challenges in efficiently transmitting data from multiple cameras capturing a scene, leading to data loss and deterioration in three-dimensional accuracy and image quality due to excessive data processing and transmission limitations, as all data is uniformly discarded without considering importance.

Innovation Solution

An image processing apparatus that generates and transmits region information indicating the priority of foreground regions based on coordinates, size, and aspect ratio, allowing selective data transmission to prioritize important data and prevent data loss.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If all foreground region data is transmitted without selection, then complete data is available for processing, but transmission capability and processing capability are exceeded causing data loss

Engineering Contradiction:
Improvedata completenessVSAvoidtransmission capability
Core Design Contradiction:
Loss of informationVSProductivity

Solution Approach 1:

The patent segments the foreground region data into multiple rectangular regions based on object positions and characteristics. Instead of transmitting all data uniformly, the system divides and prioritizes different regions, allowing selective transmission of critical data portions that fit within transmission capability limits.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent applies different transmission priorities to different regions based on their importance. Critical regions containing essential objects or information are transmitted with higher priority, while less important regions are transmitted with lower priority or discarded, optimizing the use of limited transmission capability.

Inventive Principle:
Principle #3Local quality

2Speed

If data is uniformly discarded when transmission delay occurs, then transmission delay is reduced, but three-dimensional accuracy and image quality deteriorate due to loss of important data

Engineering Contradiction:
Improvetransmission speedVSAvoidthree-dimensional accuracy
Core Design Contradiction:
SpeedVSMeasurement precision

Solution Approach 1:

The patent assigns different priorities to different data regions based on their importance for three-dimensional reconstruction. When transmission delay occurs, the system selectively discards low-priority regions while preserving high-priority regions containing critical objects, thereby maintaining three-dimensional accuracy despite reduced transmission speed.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system uses region information including object coordinates, sizes, and aspect ratios to determine transmission priority. This feedback mechanism allows the system to adaptively select which data to transmit or discard based on the current scene requirements, preserving essential information for accurate three-dimensional reconstruction.

Inventive Principle:
Principle #23Feedback

3Loss of information

If region information processing is added to prioritize data transmission, then important data is preserved, but device complexity increases

Engineering Contradiction:
Improvedata importance preservationVSAvoidprocessing complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent performs region information generation and priority determination in advance of actual data transmission. By pre-processing the image data to identify and tag important regions with metadata (coordinates, sizes, aspect ratios), the system simplifies subsequent transmission decisions without adding complexity during the critical transmission phase.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11501512B2Image processing apparatus, control method performed by the image processing apparatus, and storage medium, that determine a region including an object and control transmission an image corresponding to the determined region based on size thereof
Publication Date: 2022.11.15 CANON KK
  • US11501512B2 patent drawing
  • US11501512B2 patent drawing
  • US11501512B2 patent drawing

AI summary

An image processing apparatus generates, based on an input image, region information indicating a region including an object, determines, based on the region information, a region including an object to be transmitted, and transmits, based on the region information indicating the determined region, an image of the object and region information indicating the determined region.