Vehicle Wireless Connection Checks Before Low-Signal Data Transmission
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Solution Overview
Problem
Existing wireless data connections between vehicles and external units, particularly in low signal strength environments, often fail to establish or incur costs without subsequent data transmission, leading to inefficiencies and unnecessary expenses.
Innovation Solution
A method and unit for establishing a wireless data connection in vehicles that checks predefined conditions before initiating a connection, ensuring data transmission only occurs when these conditions are met, including signal strength, location, time, data type, and user permission, thereby optimizing connection establishment based on network availability and data requirements.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a wireless data connection is established via cellular mobile-radio network when data is available for transmission, then data transmission can be performed, but connection costs are incurred even when signal strength is low and connection fails or data is not actually transmitted
Solution Approach 1:
The system performs preliminary checks of signal strength and connection conditions before initiating data transmission. The vehicle's control unit evaluates whether the mobile radio signal strength exceeds a threshold value before establishing a connection, preventing unnecessary connection attempts in poor signal areas and avoiding wasted transmission costs.
2Reliability
If connection establishment is initiated whenever data is available, then data can be transmitted when conditions are favorable, but unnecessary connection attempts are made when signal strength is low leading to connection failures
Solution Approach 1:
The control unit continuously monitors mobile radio signal strength and uses this feedback to dynamically决定是否 establish connections. By comparing real-time signal measurements against predefined thresholds, the system intelligently determines when connection attempts are likely to succeed, improving overall connection reliability while avoiding futile transmission attempts.
Data Source
AI summary
A method for establishing a wireless data connection between a vehicle and an external unit. The method for establishing the wireless data connection between the vehicle and the external unit has the vehicle check whether at least one condition from among one or more predefined conditions for establishing a connection has or have been fulfilled. Depending on the result of the check, the vehicle establishes a wireless data connection to the external unit, for data transmission.