Radiation Imaging Notification Priority Control

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Solution Overview

Problem

Users of radiation imaging apparatuses often mishear or miss notification sounds due to overlapping sound productions, leading to unclear operation state recognition and potential re-imaging requirements.

Innovation Solution

A radiation imaging apparatus with a pixel array detection unit and a notification unit that employs sound production control based on priority settings for various notification events, ensuring clear and distinct notification sounds.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If multiple notification sounds are produced simultaneously to notify users of multiple events, then the notification completeness is improved, but the user's ability to identify individual notifications deteriorates due to overlapping sounds

Engineering Contradiction:
Improvenotification completenessVSAvoidnotification identification accuracy
Core Design Contradiction:
Loss of informationVSMeasurement precision

Solution Approach 1:

The system performs preliminary action by detecting multiple notification events in advance and determining their priority levels before producing sounds. The control unit queues the notification sounds according to predetermined priority, ensuring that high-priority notifications are produced first. This preliminary organization of notification sequence resolves the contradiction by maintaining complete notification delivery while preventing overlapping sounds that would hinder identification.

Inventive Principle:
Principle #10Preliminary action

2Loss of information

If notification sounds are produced for all detected events, then the information delivery is improved, but the operational reliability deteriorates due to user confusion and mishearing

Engineering Contradiction:
Improveinformation deliveryVSAvoidoperation state recognition reliability
Core Design Contradiction:
Loss of informationVSReliability

Solution Approach 1:

The notification system applies segmentation by dividing multiple notification events into distinct priority levels (high priority and low priority). Instead of producing all notification sounds simultaneously or in an indeterminate sequence, the control unit segments them into ordered groups based on priority. This segmentation ensures that critical information is delivered first with clear, non-overlapping sounds, thereby maintaining information delivery while improving operation state recognition reliability.

Inventive Principle:
Principle #1Segmentation

3Loss of information

If multiple sounds are produced at overlapping timings to notify multiple events, then the notification coverage is improved, but the ease of operation deteriorates due to user inability to distinguish individual notifications

Engineering Contradiction:
Improvenotification coverageVSAvoidnotification recognition ease
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The system implements periodic action by producing notification sounds in a sequential, periodic manner rather than simultaneously. The control unit generates sounds one after another according to the determined priority sequence, with each notification sound occurring at a distinct time period. This periodic production of sounds maintains comprehensive notification coverage while significantly improving notification recognition ease, as users can clearly distinguish each individual notification.

Inventive Principle:
Principle #19Periodic action

Data Source

PatentUS10371838B2Radiation imaging apparatus, method of controlling radiation imaging apparatus, and non-transitory computer readable storage medium
Publication Date: 2019.08.06 CANON KK
  • US10371838B2 patent drawing
  • US10371838B2 patent drawing
  • US10371838B2 patent drawing

AI summary

A radiation imaging apparatus includes a radiation detection unit with a pixel array configured to generate a signal according to radiation and a notification unit configured to perform notification by sound production. The radiation imaging apparatus includes: a detection unit configured to detect a plurality of notification events occurring in accordance with a state of the radiation imaging apparatus; and a control unit configured to control the notification by the notification unit based on priority set for each of the plurality of notification events.