Vehicle Information Apparatus Context-Aware Notification Timing
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Solution Overview
Problem
Conventional information providing apparatuses for vehicles fail to present information on recommended operations suitable for the vehicle's situation and can be annoying to passengers when information is provided automatically without their readiness being considered.
Innovation Solution
An information providing apparatus that determines the vehicle's situation and passenger's condition using in-vehicle devices and signal change patterns, generating and presenting notification information on recommended operations to the driver, and providing information to passengers only when they are ready to receive it.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If information is automatically provided to the driver based on determined situations, then the driver receives timely guidance on recommended operations, but the information may be annoying or meddling when the driver is not ready to receive it
Solution Approach 1:
The system performs preliminary actions by detecting driver state (attention level, operational status) before providing information. The notification control unit delays or withholds information provision until the driver is in a suitable state to receive it, rather than providing information immediately when a situation is detected.
Solution Approach 2:
The system continuously monitors driver state and uses this feedback to adjust information provision timing. The notification control unit determines whether to provide notifications based on real-time assessment of driver attention and operational context, creating a closed-loop system that adapts to driver needs.
2Adaptability or versatility
If the apparatus monitors multiple in-vehicle devices and signal changes to determine situations, then it can present contextually appropriate recommended operations, but the device complexity increases
Solution Approach 1:
The notification providing apparatus serves multiple functions: it monitors various in-vehicle devices, detects signal changes, determines operational situations, assesses driver state, and provides contextualized notifications. This multi-functionality allows a single system to handle diverse monitoring and notification tasks without requiring separate specialized systems.
Solution Approach 2:
The system combines multiple monitoring functions and data sources into a unified situation determination process. By merging signals from multiple in-vehicle devices and processing them through a single notification control unit, the system achieves comprehensive situation awareness while avoiding the complexity of multiple independent notification systems.
3Speed
If information is provided immediately when a situation is determined, then the driver receives timely guidance, but the information may not be appropriate for the current driver state or context
Solution Approach 1:
The system performs preliminary assessment of driver state before delivering information. The notification control unit evaluates whether the driver is in a suitable state to receive information and only provides notifications when appropriate, rather than delivering information immediately upon situation detection.
Solution Approach 2:
The information provision system is dynamic and adaptive, adjusting notification timing and content based on real-time driver state and operational context. The system can accelerate or delay information delivery depending on driver attention levels and current operations, making the information provision process flexible rather than rigid.
Data Source
AI summary
An information providing apparatus for a vehicle includes in-vehicle devices, a communication network connected to each of the in-vehicle devices, a storage portion in which a signal change pattern based on the condition of each of the in-vehicle devices is stored in associated state for each situation around the vehicle, a situation determining portion that determines the situation around the vehicle based on the signal change of at least one in-vehicle device and the stored signal change pattern, an information acquiring portion that acquires information on the condition of the in-vehicle device related to the determined situation around the vehicle, an information generating portion that generates notification information on a recommended operation based on the information on the condition of the related in-vehicle device, and an information presenting portion that presents the notification information on the recommended operation.