Signal Transfer Device Dynamic Frame Interval Threshold
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Solution Overview
Problem
Existing signal transfer technologies face challenges in determining optimal frame interval thresholds for individual signal transfer devices, leading to potential premature release of high priority signal transmission periods and inefficient use of communication bandwidth, especially when radio devices or communication conditions change.
Innovation Solution
A signal transfer device and method that autonomously calculates and adjusts frame interval thresholds based on frame arrival intervals, allowing for dynamic adjustment of high priority and low priority transmission periods without user intervention, ensuring accurate detection of high priority traffic end and optimizing bandwidth usage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a fixed frame interval threshold is used for high priority traffic detection, then the detection simplicity is maintained, but the accuracy of detecting high priority traffic end deteriorates when radio devices or communication conditions change
Solution Approach 1:
The frame interval threshold is changed from a fixed value to a dynamic value that automatically adapts to changing network conditions. The threshold calculation unit continuously monitors actual frame arrival intervals and adjusts the threshold accordingly, allowing the system to maintain accurate traffic end detection despite variations in radio device additions or communication conditions.
Solution Approach 2:
The system implements a feedback mechanism where the actual frame arrival intervals are continuously monitored and fed back to the threshold calculation unit. This feedback loop enables the threshold to be automatically adjusted based on real-time network conditions, ensuring continuous accuracy in high priority traffic end detection without manual intervention.
2Productivity
If the frame interval threshold is set to a small value to reduce idle time, then communication bandwidth efficiency is improved, but the reliability of high priority traffic detection deteriorates due to premature release
Solution Approach 1:
The frame interval threshold parameter is dynamically changed based on actual network conditions rather than using a fixed small value. The threshold calculation unit adjusts the threshold parameter to match the actual frame arrival patterns, allowing the system to use smaller thresholds when traffic is dense (improving bandwidth efficiency) while maintaining reliability when traffic patterns change.
3Measurement precision
If manual configuration of frame interval thresholds is performed for each signal transfer device, then the detection accuracy can be optimized, but the device complexity and operation difficulty increase
Solution Approach 1:
The system performs self-configuration through the threshold calculation unit that automatically determines appropriate frame interval thresholds based on monitored frame arrival intervals. This self-service mechanism eliminates the need for manual configuration by network administrators, reducing operational complexity while maintaining detection accuracy through adaptive threshold selection.
Solution Approach 2:
The automatic threshold adjustment is enabled through continuous feedback from frame arrival monitoring. The system self-regulates by using actual traffic patterns to determine optimal thresholds, eliminating manual configuration requirements while maintaining high detection accuracy through data-driven adaptation.
4Reliability
If a large frame interval threshold is used to prevent premature release, then the reliability of high priority traffic detection is improved, but the communication bandwidth efficiency deteriorates due to extended transmission periods
Solution Approach 1:
The frame interval threshold parameter is dynamically adjusted to match actual traffic conditions. When traffic patterns indicate sustained high priority communication, the threshold is increased to prevent premature release (improving reliability). When traffic becomes sparse or periodic, the threshold is reduced to extend low priority transmission opportunities (improving bandwidth efficiency).
Data Source
AI summary
There are included a control unit configured to, when detecting that no high priority traffic frame arrives for a frame interval threshold or longer in the period that allows high priority traffic frames to be transmitted, release the period that allows high priority traffic frames to be transmitted and allocate the released period to the period that allows low priority traffic frames to be transmitted, a frame arrival time information acquisition unit configured to obtain information of frame arrival times of high priority traffic frames, a frame interval calculation unit configured to calculate, in accordance with the information of frame arrival times obtained by the frame arrival time information acquisition unit, frame intervals between frames of the high priority traffic frames input in chronological order, a frame interval threshold calculation unit configured to calculate a new frame interval threshold in accordance with the frame intervals, and a frame interval threshold configuration unit configured to change the frame interval threshold to the new frame interval threshold.