Vehicle Telematics Control for Battery-Aware Connectivity Modes
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Solution Overview
Problem
Recreational vehicles lack efficient communication and monitoring systems for managing operating modes, battery state of charge, and connectivity states, leading to inefficient power management and potential security issues.
Innovation Solution
The implementation of an intercept circuit, telematics control units with modular modem resources, and a controller that manages operating modes and connectivity states based on battery state of charge, allowing for periodic awakening and secure communication with a vehicle platform.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the vehicle maintains continuous connectivity and monitoring, then security and monitoring reliability are improved, but power consumption increases
Solution Approach 1:
The system implements periodic awakening of the connectivity circuit at defined intervals while in sleep mode, allowing the vehicle to transition between active monitoring and power-saving states. This periodic operation maintains monitoring reliability over time while significantly reducing average power consumption during storage or inactive periods.
Solution Approach 2:
The connectivity circuit dynamically transitions between sleep mode and active monitoring mode based on predetermined conditions such as state of charge thresholds and scheduled intervals. This dynamic state change allows the system to adapt power consumption to actual operational needs, maintaining reliability when necessary while conserving energy during inactive periods.
2Reliability
If the vehicle uses multiple modem resources for communication, then communication reliability and flexibility are improved, but device complexity increases
Solution Approach 1:
The system combines multiple modem resources (first cellular modem, second cellular modem, Wi-Fi transceiver) under a single telematics control unit with unified resource management. The switch dynamically routes communication tasks to appropriate modem resources, providing redundant communication paths and improved reliability while centralizing control to manage complexity.
Solution Approach 2:
The telematics control unit is designed with multi-functional capability to manage different types of communication modems and protocols through a single control architecture. This universal approach allows the system to leverage multiple communication interfaces for reliability while avoiding the complexity of separate dedicated control systems for each modem type.
3Adaptability or versatility
If the vehicle implements comprehensive operating mode management, then vehicle adaptability and security are improved, but control system complexity increases
Solution Approach 1:
The control system segments vehicle operations into distinct operating modes (shipping mode, operator connectivity mode, off-season storage mode, start guarantee mode, OTA mode, warehouse mode), each with specific configuration parameters. This segmentation allows the system to provide comprehensive adaptability for different scenarios while managing complexity through modular mode definitions and centralized configuration management.
Data Source
AI summary
Systems and methods for vehicle communication are provided, for example to provide various connectivity and functionality according to hardware availability, power constraints, and environmental conditions, among other examples.