Base Control Module Pluggable Interfaces Adaptability
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Solution Overview
Problem
Current vehicle control modules lack adaptability and configurability for various applications, failing to provide enhanced security and functionality, particularly in non-automotive vehicles, where plug-in hardware and software customization are needed for features like hands-free passive keyless entry and vehicle starting.
Innovation Solution
A door handle assembly with a base controller featuring a programmable processor, on-board memory, and pluggable module interfaces using standardized connectors and communication protocols, allowing for interchangeable modules with different functionalities, such as PKE, RKE, NFC, Bluetooth, and GSM/GPS, to expand the system's capabilities.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional control modules are used with specific purposes, then the device complexity is reduced and ease of manufacture is improved, but the adaptability and versatility are worsened
Solution Approach 1:
The control module is divided into a base controller and interchangeable functional modules. The base controller contains common components (processor, memory, communication interfaces), while specific functionalities are separated into plug-in modules that can be swapped based on application needs. This segmentation enables adaptability without requiring complete redesign of the entire system.
Solution Approach 2:
The base controller is designed with universal interfaces and standardized connector types that can accommodate multiple different functional modules. A single base controller unit can support various applications (agricultural machinery, construction equipment, military vehicles) by simply changing the functional modules, achieving multi-functionality without increasing overall device complexity.
2Adaptability or versatility
If control modules are designed for specific purposes, then the ease of manufacture is improved, but the configurability for different applications is worsened
Solution Approach 1:
By segmenting the control module into standardized base and functional components, each can be manufactured independently using optimized processes. The base controller can be produced in high volumes for multiple applications, while functional modules are manufactured according to specific requirements, combining manufacturing efficiency with configurability.
Solution Approach 2:
The system allows configuration changes through software parameters and module selections rather than physical redesign. The base controller uses configurable software to adapt to different applications, and hardware parameters such as connector types and interface specifications are standardized to enable easy reconfiguration for different manufacturing scenarios.
3Adaptability or versatility
If plug-in hardware and software customization are added, then the adaptability and functionality are improved, but the device complexity increases
Solution Approach 1:
Functionalities are segmented into separate plug-in modules rather than being integrated into a single complex unit. Each module provides specific functionality (sensing, actuation, communication) that can be independently selected and combined, reducing overall system complexity while maintaining high adaptability.
Solution Approach 2:
The base controller acts as an intermediary between the external environment and the interchangeable functional modules. It provides standardized interfaces and coordination logic that simplifies the interaction between modules, reducing the complexity burden that would otherwise arise from direct module-to-module communication.
4Ease of operation
If standardized connectors and communication protocols are used, then the ease of operation and interchangeability are improved, but the manufacturing precision requirements are worsened
Solution Approach 1:
Standardized connectors and communication protocols create a universal interface that simplifies operation and module interchangeability. The same connector type and communication protocol are used across all modules, enabling plug-and-play functionality without requiring precision customization for each application.
Solution Approach 2:
Rather than requiring high manufacturing precision for custom interfaces, the system uses standardized parameters for connectors and protocols. This approach trades off some manufacturing flexibility for significantly improved ease of operation and reduced assembly complexity, allowing modules to be interchangeably installed with standard tolerances.
Data Source
AI summary
A base control module for vehicles comprises, a controller which includes a housing, a programmable processor, on-board memory, and a plurality of inputs and outputs. The module also comprises, a set of pluggable module interfaces each comprising a standardized connector for any of a plurality of interchangeable pluggable modules, with each pluggable module having a different functionality, and each connector having a plurality of pins. A standardized communication protocol is provided between the base control module and any of the pluggable modules. Adaptable software on the base control module that can assign different configurations for the pins of the connector dependent upon the functionality of the pluggable module for those pins. The same base control module and set of pluggable module interfaces can be used for different pluggable modules.