Radiography Wireless Link Control to Prevent Image Transfer Interference

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Solution Overview

Problem

Conventional radiographing systems face issues with radio wave interference between short-distance wireless communication for linking a radiographing apparatus and an access point, which can degrade communication speed and quality during radiation image transmission.

Innovation Solution

A radiographing apparatus with dual communication units and a control unit that manages communication configurations to prioritize radiation image transmission, disabling unnecessary communication via the second wireless communication when the first wireless communication is active, and adjusting frequency bands to minimize interference.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If short-distance wireless communication is used for linking radiographing apparatus and access point, then ease of operation is improved, but radio wave interference degrades communication speed and quality during radiation image transmission

Engineering Contradiction:
Improveease of operationVSAvoidcommunication quality
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The wireless communication unit is divided into two separate units: a first wireless communication unit for transmitting radiation images and a second wireless communication unit for linking with the access point. This segmentation allows each unit to operate independently on different frequency bands, eliminating radio wave interference while maintaining ease of operation through automatic switching control.

Inventive Principle:
Principle #1Segmentation

2Reliability

If dual communication units are used to eliminate interference, then communication quality is improved, but device complexity increases

Engineering Contradiction:
Improvecommunication qualityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The control unit integrates the switching logic between first and second wireless communication units, automatically selecting the appropriate communication path based on the current operation state. This merging of control functions manages the complexity of dual communication units while maintaining high communication quality through intelligent resource allocation.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS12558054B2Radiographing apparatus, radiographing system, radiographing method, and storage medium
Publication Date: 2026.02.24 CANON KK
  • US12558054B2 patent drawing
  • US12558054B2 patent drawing
  • US12558054B2 patent drawing

AI summary

A radiographing apparatus for performing radiographing includes a first communication unit that transmits a radiation image captured in the radiographing via first wireless communication with an access point, a second communication unit that transmits information and receive the information about an establishment of the first wireless communication via second wireless communication with a communication device, and a control unit configured to control the first wireless communication and the second wireless communication. In a case where the radiation image transmission is being performed via the first wireless communication, the control unit performs control to disable at least one of transmission of the information and reception of the information via the second wireless communication.