V2X Verification Device Thermal Management via Dynamic Message Filtering
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
High-frequency components in vehicle-to-X (V2X) communication devices are exposed to incompatible temperatures due to their proximity to the antenna, leading to potential device shutdown or reduced transmission power, which affects the reliability and efficiency of V2X communication.
Innovation Solution
A verification device that adapts computing resources based on temperature values to reduce self-heating by adjusting the number of V2X messages verified, switching between resource-intensive and less intensive verification schemes, thereby maintaining a safe temperature for high-frequency components and ensuring continuous communication without the need for cooling measures.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the V2X chipset is connected as close as possible to the antenna with the shortest signal transmission path, then signal transmission efficiency is improved and interference is minimized, but the high-frequency components are exposed to temperatures incompatible with their operating conditions
Solution Approach 1:
The verification device dynamically adjusts its verification behavior based on temperature conditions. When temperature exceeds a threshold, the device reduces or suspends verification activities, allowing the system to adapt to thermal conditions and prevent overheating of high-frequency components while maintaining short connection to antenna
Solution Approach 2:
The system changes operational parameters (verification intensity, message processing rate) based on temperature measurements. By monitoring temperature and adjusting verification parameters accordingly, the system maintains reliable communication while protecting components from excessive heat
2Temperature
If cooling measures are implemented to maintain safe temperatures for high-frequency components, then temperature compatibility is improved, but system complexity and costs increase
Solution Approach 1:
The verification device monitors its own temperature impact and self-regulates its operational intensity. By detecting temperature conditions and automatically adjusting verification activities, the system manages its own thermal behavior without requiring external cooling infrastructure
Solution Approach 2:
The patent extracts the thermal management function from the physical domain (cooling hardware) and transfers it to the operational domain (software-controlled verification intensity). This eliminates the need for separate cooling systems by managing heat generation through operational adjustments
3Reliability
If the number of V2X messages to be verified is increased to improve communication reliability, then verification accuracy is improved, but self-heating of the V2X chipset increases
Solution Approach 1:
The verification device dynamically adjusts the number of messages verified based on real-time temperature feedback. When temperature rises, verification intensity is reduced; when temperature is acceptable, verification can be more intensive, creating a dynamic balance between reliability and thermal management
Solution Approach 2:
The system performs partial verification (verifying only a subset of messages) when temperature constraints are active, rather than attempting to verify all messages. This partial action maintains acceptable reliability while preventing excessive heat generation
Data Source
Figure 1
Figure 2
AI summary
The invention relates to a verification device for a vehicle-to-X (V2X) communication device, configured to verify received V2X messages and configured to perform the verification of received V2X messages depending on a determined temperature value. Furthermore, the invention relates to a V2X communication device comprising the verification device, a corresponding method, and the use of the verification device and/or communication device.