X-Ray Anode Frequency Adjustment for Scan-Specific Power and Wear

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Solution Overview

Problem

Existing x-ray systems lack the ability to dynamically adjust anode rotation frequency based on specific scan operations, leading to inefficiencies in power consumption, wear, and longevity due to fixed frequency settings.

Innovation Solution

A method for controlling anode rotation frequency by selecting scan operations and determining an optimum frequency based on scan parameters, allowing individual adaptation for each scan to optimize power output, longevity, and reduce wear.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed anode rotation frequency is used, then the system is simple to operate, but it cannot optimize power consumption and longevity for different scan operations

Engineering Contradiction:

Improveadaptability to different scan operationsVSAvoidcomplexity of frequency control

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies dynamics by making the anode rotation frequency adjustable rather than fixed. The system can dynamically change the rotation frequency based on the specific scan operation being performed, allowing optimization of power consumption and longevity for each scan type while maintaining operational simplicity through automated control.

Inventive Principle:

Principle #15Dynamics

2Reliability

If a fixed anode rotation frequency is used, then the system is easy to manufacture, but it leads to increased wear and reduced longevity

Engineering Contradiction:

Improvelongevity of anodeVSAvoidease of system manufacturing

Core Design Contradiction:

ReliabilityVSEase of manufacture

Solution Approach 1:

The patent applies parameter changes by varying the anode rotation frequency parameter based on scan operation requirements. This allows the system to optimize wear reduction and longevity for different scan types. The control system automatically adjusts the frequency parameter, maintaining ease of manufacture while improving reliability through intelligent parameter adaptation.

Inventive Principle:

Principle #35Parameter changes

3Use of energy by moving object

If a fixed anode rotation frequency is used, then the system has low operational complexity, but it cannot optimize power output for different scan requirements

Engineering Contradiction:

Improvepower consumption efficiencyVSAvoidcomplexity of frequency adjustment

Core Design Contradiction:

Use of energy by moving objectVSDevice complexity

Solution Approach 1:

The patent applies feedback by implementing a control system that monitors scan operation parameters and automatically adjusts the anode rotation frequency accordingly. This feedback mechanism enables optimization of power consumption for different scan requirements while keeping the user interface simple, as the system autonomously handles the frequency adjustment based on detected scan parameters.

Inventive Principle:

Principle #23Feedback

Data Source

PatentEP4590075A1Adjustment of anode frequency based on requested scan mode

Publication Date: 2025.07.23 KONINKLIJKE PHILIPS NV

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AI summary

A method (500) for controlling an anode rotation frequency of an x-ray source (50) of an x-ray system (100), wherein the method (500) comprises: selecting (S1) at least one scan operation of the x-ray system (100), determining (S2) at least one optimum rotation frequency of an anode (10) of the x-ray system (100) based on the selected scan operation, wherein the optimum rotation frequency is determined based on at least one scan operation parameter of the selected scan operation, and setting (S3) the anode rotation frequency to the determined optimum rotation frequency for each selected scan operation.