Dynamic Priority Switch for Vehicle Communication Data
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Solution Overview
Problem
On-vehicle network systems face inefficiencies in information transmission due to fixed priority levels, which can lead to suboptimal transmission of critical information, such as image recognition data, especially in varying environmental conditions like darkness, where other information should take precedence.
Innovation Solution
A switch device equipped with an acquisition section for environmental information, a switching section for relay processing, and a setting section that dynamically adjusts priority levels based on environmental and vehicle state information, allowing flexible prioritization of communication data according to the vehicle's surroundings and state.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If fixed priority levels are used for communication data, then the system structure is simple, but the transmission efficiency of critical information deteriorates under varying environmental conditions
Solution Approach 1:
The patent applies dynamics by transitioning from fixed priority levels to dynamic priority adjustment. The switch device monitors environmental information (illumination, weather, traffic conditions) and dynamically adjusts the priority levels of communication data in real-time. For example, during dark conditions, the system increases priority for image recognition data while reducing priority for non-critical data, thereby optimizing transmission efficiency without permanently complicating the system structure.
Solution Approach 2:
The patent changes the parameter of priority level from static to variable based on environmental conditions. The switch device modifies priority parameters dynamically according to detected environmental factors such as illumination levels, weather conditions, and traffic density. This allows the system to adapt communication priorities to current conditions, improving transmission efficiency for critical information while maintaining manageable system complexity through parameter adjustment rather than structural redesign.
2Productivity
If dynamic priority adjustment based on environmental information is implemented, then the transmission efficiency of critical information is improved, but the device complexity increases
Solution Approach 1:
The switch device performs multiple functions: it relays communication data between function sections, acquires environmental information from various sensors, processes this information to determine priorities, and dynamically adjusts data transmission priorities. By consolidating these multiple functions into a single switch device, the patent reduces overall system complexity while achieving dynamic priority adjustment. The universal switch device handles data relay, environmental monitoring, and priority management without requiring separate dedicated components for each function.
Solution Approach 2:
The switch device acts as an intermediary between environmental information sources and communication data transmission. It receives environmental data from sensors, processes this information, and uses the results to mediate priority adjustments in data relay operations. This intermediary role allows the system to incorporate environmental awareness and dynamic prioritization without directly integrating complex environmental processing capabilities into every data transmission component, thereby managing device complexity while improving transmission efficiency.
3Reliability
If priority levels are adjusted according to environmental conditions, then the reliability of critical data transmission is improved, but the control complexity increases
Solution Approach 1:
The switch device implements feedback by continuously monitoring environmental conditions and using this information to adjust communication data priorities in real-time. Environmental sensors provide ongoing feedback about illumination, weather, and traffic conditions, which the switch device processes to dynamically modify priority levels. This feedback mechanism ensures that critical information is reliably transmitted under varying conditions while managing control complexity through automated, rule-based priority adjustment rather than manual intervention.
Solution Approach 2:
The switch device performs self-service by autonomously acquiring environmental information, processing it to determine priorities, and adjusting data transmission priorities without external control. The device monitors its own operational environment and automatically makes priority decisions based on predefined criteria and algorithms. This self-service capability improves the reliability of critical data transmission by ensuring adaptive priority management while minimizing control complexity by eliminating the need for external control systems or manual configuration.
Data Source
AI summary
A switch device being equipped with an acquisition section for acquiring environmental information indicating the surrounding environment of a vehicle provided with a plurality of function sections; a switching section for performing relay processing for relaying communication data from at least one of the function sections to at least one of the other function sections; and a setting section for setting the priority level of the communication data in the relay processing on the basis of the environmental information acquired by the acquisition section.