Secure Element Timer for Network Traffic Congestion

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Solution Overview

Problem

Networks experience overload and breakdown due to simultaneous attempts by multiple devices to connect or register after reboot, leading to traffic congestion and instability.

Innovation Solution

A method where a secure element on a device receives a request for usage data and applies a timer to delay network access, preventing devices from using the network until the timer expires, thereby managing traffic and preventing simultaneous registration attempts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If multiple devices attempt to connect to the network simultaneously after reboot, then all devices can access the network quickly, but the network experiences overload and breakdown due to traffic congestion

Engineering Contradiction:
Improvenetwork access speedVSAvoidnetwork stability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The secure element applies a timer to measure a delay time before the device is allowed to use the network. This preliminary action of delaying network access prevents simultaneous connection attempts by multiple devices after reboot, thereby avoiding network overload while still enabling all devices to eventually access the network

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The secure element uses a timer to enforce periodic delay intervals between network access attempts. By introducing regular time intervals (delay times) before devices can connect, the system distributes network traffic over time, preventing congestion while maintaining eventual access for all devices

Inventive Principle:
Principle #19Periodic action

2Loss of time

If devices immediately attempt to register and connect to the network upon detecting availability, then network access is fast, but network traffic becomes unbalanced causing flooding and overstress

Engineering Contradiction:
Improvenetwork access delayVSAvoidnetwork traffic load
Core Design Contradiction:
Loss of timeVSObject-affected harmful factors

Solution Approach 1:

The secure element performs a preliminary check using a timer to measure whether a delay time has expired before allowing network usage. This preliminary action prevents devices from immediately accessing the network, thereby balancing traffic load and preventing flooding while controlling the time loss through configurable delay parameters

Inventive Principle:
Principle #10Preliminary action

3Ease of operation

If the secure element allows immediate network usage upon request, then device connectivity is maximized, but network breakdown occurs due to simultaneous registration attempts

Engineering Contradiction:
Improvedevice connectivityVSAvoidnetwork overload
Core Design Contradiction:
Ease of operationVSObject-generated harmful factors

Solution Approach 1:

The secure element acts as an intermediary between the device and the network, controlling network access through timer-based delay mechanisms. This intermediary function maintains ease of operation by automatically managing connectivity while preventing network overload through enforced delay times before devices can register and connect

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS10554670B2Method and secure element for using a network
Publication Date: 2020.02.04 GIESECKE & DEVRIENT EPAYMENTS GMBH
  • US10554670B2 patent drawing

AI summary

A method for using a network and a secure element, whereby the secure element of a device receives a request for usages data from the device. The secure element sends the usage data to the device in response to the request. The usage data enable the device to use the network. The secure element applies a timer to measure a delay time. The device shall only use the network, after the delay time has expired. The secure element prevents the usage of the network by the device until the delay time has expired.