Wireless Interface Circuit Suppression Mechanism

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Solution Overview

Problem

In wireless networks, compromised devices can transmit excessive traffic, interfering with other devices and burdening network resources, which existing technologies struggle to effectively mitigate.

Innovation Solution

A wireless network interface circuit that receives a shutdown command, transitions to a limited activity state, reducing wireless transmissions to a threshold rate, and includes security measures to prevent malicious interference, ensuring the host cannot modify this state.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a device transmits high level traffic, then the device can communicate data rapidly, but it interferes with other devices and burdens network resources

Engineering Contradiction:
Improvedata transmission rateVSAvoidnetwork interference
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The system applies preliminary anti-action by implementing a shutdown command mechanism that preemptively suppresses transmissions from compromised devices before they can cause significant network interference. The access point detects compromised devices and sends shutdown commands to reduce their transmission rates to near zero, preventing the harmful effect of excessive traffic before it propagates through the network.

Inventive Principle:
Principle #9Preliminary anti-action

Solution Approach 2:

The system changes the transmission rate parameter from high level to near zero for compromised devices. The shutdown command modifies the operational parameters of the wireless device, specifically reducing the data rate from normal operating levels to a suppressed state where transmissions occur at near zero rate, thereby eliminating network interference while maintaining the ability to restore normal operation when needed.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If existing technologies are used to mitigate excessive traffic, then some control is achieved, but they struggle to effectively suppress transmissions from compromised devices

Engineering Contradiction:
Improvetraffic control effectivenessVSAvoidtransmission suppression capability
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system performs preliminary action by pre-configuring the wireless device with the ability to receive and execute shutdown commands. The device is prepared in advance with the shutdown capability embedded in its operation, allowing rapid response when compromise is detected. This preliminary preparation enables the system to quickly transition from normal operation to suppressed transmission state without delay.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements feedback by continuously monitoring network traffic patterns and device behavior to detect compromised devices. When excessive or suspicious traffic is detected, the system sends shutdown commands to the affected devices and can verify whether the commands are being executed. This feedback loop enables adaptive control, adjusting transmission suppression based on real-time network conditions and device response.

Inventive Principle:
Principle #23Feedback

3Object-affected harmful factors

If a device transitions to limited activity state, then network interference is reduced, but the device must maintain ability to receive commands while operating at threshold rate

Engineering Contradiction:
Improvenetwork interference levelVSAvoidcommand reception capability
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The system applies partial action by implementing a limited activity state rather than complete shutdown. The wireless device operates at near zero transmission rate, which is partial suppression rather than total elimination of communications. This allows the device to maintain minimal network connectivity for receiving shutdown commands and control traffic while sufficiently suppressing harmful transmissions to protect network resources.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS20240031402A1System and method for suppressing transmissions from a wireless device
Publication Date: 2024.01.25 CENTURYLINK INTELLECTUAL PROPERTY LLC
  • US20240031402A1 patent drawing
  • US20240031402A1 patent drawing
  • US20240031402A1 patent drawing

AI summary

When several devices communicate through a wireless network, a device may, for example, as a result of having been compromised, transmit an unacceptably high level of traffic, which may interfere with the ability of other devices to communicate through the network, and which may burden the processing resources of devices receiving the traffic. As such, a system and method for suppressing transmissions from a wireless device are provided.