Centralized Timer Synchronization for Fair Timed Competitions

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Solution Overview

Problem

In timed electronic competitions, unsynchronized client computers can lead to unfair advantages due to differing countdown rates, and clients can cheat by refreshing applications, necessitating centralized synchronization and operation management.

Innovation Solution

A centralized server manages timer synchronization and operation availability, allowing clients to request time left, pause/unpause, and adjust durations, ensuring synchronized countdowns and fair competition.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If clients independently count down time on their own computers, then each client can operate autonomously without centralized control, but the countdown rates differ across clients leading to unsynchronized time periods and unfair advantages

Engineering Contradiction:
Improveautonomous client operationVSAvoidtime synchronization accuracy
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

A centralized server acts as an intermediary between clients to provide authoritative time synchronization. The server maintains the true time and distributes it to all clients, ensuring that while clients operate autonomously, their time measurements remain synchronized and fair through the mediating server's time distribution mechanism.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If clients can refresh their applications to reset the countdown, then clients gain flexibility to obtain additional time, but this enables cheating and undermines the integrity of timed operations

Engineering Contradiction:
Improveclient application flexibilityVSAvoidoperation integrity
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system implements feedback mechanisms where clients must periodically request and receive time updates from the centralized server. This continuous feedback loop prevents cheating by ensuring that time information is continuously validated against the server's authoritative time, making it impossible for clients to arbitrarily reset or manipulate countdown times through application refreshing.

Inventive Principle:
Principle #23Feedback

3Measurement precision

If a centralized server is implemented to synchronize timers, then time synchronization and operation management are improved, but system complexity and network dependency increase

Engineering Contradiction:
Improvetime synchronization accuracyVSAvoidsystem architecture complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The centralized server is designed to perform multiple functions: time synchronization, operation availability management, and countdown coordination. By consolidating these related functions into a single multi-functional server, the system achieves precise time synchronization without proportionally increasing complexity, as the server handles multiple responsibilities that would otherwise require separate components.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS20260050288A1System and method for lockless timer synchronization
Publication Date: 2026.02.19 KINAXIS INC
  • US20260050288A1 patent drawing
  • US20260050288A1 patent drawing
  • US20260050288A1 patent drawing

AI summary

Systems and methods for lockless timer synchronization, comprising a client, an administrator client device 112 and a server. The administrator client device 112: initializes a timer for an operation; sets a duration for the operation, and starts the timer. The client makes one or more requests for the amount of time left on the timer, before the timer expires. The administrator client device 112 can adjust the duration of the operation, while the timer is paused or unpaused. The administrator client device 112 can pause or unpause the timer.