Management Controller Sequencing for Ordered Device Triggering

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Solution Overview

Problem

Conventional methods for controlling multiple electronic devices lack an efficient mechanism to trigger them in a specific order based on the occurrence of events, leading to inefficiencies in managing and synchronizing the operations of these devices.

Innovation Solution

A management controller system that utilizes counters and a control circuit to generate control signals, enabling a transmission circuit to trigger external devices in a predetermined order by adjusting counting values and selecting appropriate matrices to send trigger signals, allowing the system to operate in a circulating mode until specific target values are reached.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Extent of automation

If conventional program code is used to activate multiple elements at appropriate points in time, then the elements can be controlled to operate, but the system requires additional processors or software and lacks efficient event-based triggering mechanisms

Engineering Contradiction:
Improveautomatic triggering of external devicesVSAvoidsystem complexity
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The management controller automatically triggers external devices based on event occurrence order without requiring external processors or software intervention. The counter circuit and transmission circuit work autonomously to select matrices and send trigger signals, making the system self-sufficient and reducing dependency on additional processing resources.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces software-based control mechanisms with a hardware-based counter and transmission circuit system. The counter circuit directly generates control signals based on event occurrences, substituting the need for program code execution and processors, thereby simplifying the system architecture while maintaining automation.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Productivity

If multiple external devices are controlled simultaneously without ordering, then all devices can be activated, but the synchronization and operational efficiency are reduced

Engineering Contradiction:
Improveoperational efficiencyVSAvoidsynchronization time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The counter circuit is pre-configured with a predetermined count value that determines the triggering order of external devices. This preliminary setup allows the system to automatically sequence device activation without real-time decision-making delays, improving operational efficiency and reducing synchronization time.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The transmission circuit operates in a circulating mode, periodically selecting matrices and triggering external devices in a predetermined sequence. This periodic action ensures synchronized operation of multiple devices while maintaining efficient throughput, as each device is triggered at its appropriate time in the sequence.

Inventive Principle:
Principle #19Periodic action

Data Source

PatentUS11875181B2Management controller and control method thereof
Publication Date: 2024.01.16 NUVOTON
  • US11875181B2 patent drawing
  • US11875181B2 patent drawing
  • US11875181B2 patent drawing

AI summary

A management controller is coupled to a plurality of external devices. The management controller includes a control circuit and a transmission circuit. The control circuit generates a control signal according to a first counting value and a second counting value. The transmission circuit is coupled to the external devices. In response to the first counting value not being equal to a first target value, the transmission circuit enters a circulating mode according to the control signal. In the circulating mode, the transmission circuit triggers the external devices in order. In response to the second counting value not being equal to a second target value, the transmission circuit continues to operate in the circulating mode. In response to the second counting value being equal to the second target value, the transmission circuit exits the circulating mode.