Vehicle-Mounted Device Multi-Profile Management
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Solution Overview
Problem
Existing vehicle-mounted devices lack standardized multi-profile operation for combining email transmitting and receiving functions with handsfree call, audio/video stream reproduction, and data communication, leading to interoperability issues and user complexity.
Innovation Solution
A vehicle-mounted device with a communication section for wireless connection, call management, email handling, and profile operation, including a manipulation section to manage call arrivals and notifications, ensuring seamless operation with portable devices using Bluetooth profiles like MAP, HFP, and A2DP.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple Bluetooth profiles (MAP, HFP, A2DP, DUN) are operated simultaneously in a vehicle-mounted device, then the functionality and versatility are improved, but the device complexity and ease of operation deteriorate due to lack of standardized multi-profile operation
Solution Approach 1:
The patent implements dynamic profile operation where the system automatically activates or deactivates specific Bluetooth profiles based on current operational context. For example, when a handsfree call is active, the MAP profile for email notification is dynamically deactivated to prevent conflicts, while other profiles like A2DP for audio playback can continue operating independently. This dynamic management resolves the contradiction by enabling multiple profiles to coexist without requiring complex manual configuration or causing operational conflicts.
Solution Approach 2:
The patent segments the multi-profile operation into independent operational contexts, where each profile operates in its own functional domain. The system divides the overall operation into separate manageable units (call handling, email notification, audio playback, data communication) that can be activated independently based on need. This segmentation allows multiple profiles to be available without requiring all to be active simultaneously, reducing operational complexity while maintaining versatility.
2Adaptability or versatility
If multiple Bluetooth profiles are operated simultaneously, then the functionality is improved, but the ease of operation deteriorates due to complicated manipulation for users
Solution Approach 1:
The patent implements self-service automation where the system automatically manages profile activation and deactivation based on operational context without requiring user intervention. When certain conditions are met (e.g., handsfree call in progress, audio playback active), the system automatically determines which profiles should be active and which should be suspended, eliminating the need for users to manually configure multiple profiles. This self-managing approach maintains high functionality while preserving ease of operation.
Solution Approach 2:
The system dynamically adjusts profile operation based on real-time context, automatically transitioning between different operational states. For instance, when a call begins, the system dynamically switches from email notification mode to call handling mode without user input. This dynamic adaptation makes the system easy to operate while maintaining access to multiple functionalities as needed.
3Productivity
If email notification is enabled during handsfree call, then the email transmitting and receiving function is improved, but the reliability deteriorates due to potential conflicts between profiles
Solution Approach 1:
The patent implements dynamic profile management where the MAP profile for email notification is automatically activated or deactivated based on whether a handsfree call is currently active. When no call is in progress, email notifications operate normally with full functionality. When a handsfree call begins, the system dynamically suspends MAP operations to prevent profile conflicts, ensuring reliable call handling. This dynamic switching resolves the contradiction by enabling email functionality when appropriate while maintaining reliability during calls.
Solution Approach 2:
The system takes preliminary action by proactively suspending email notification operations before conflicts can occur. When detecting the start of a handsfree call, the system preemptively deactivates the MAP profile to prevent potential interoperability issues, rather than attempting to manage both profiles simultaneously. This preliminary anti-action ensures reliable profile operation while preserving email functionality for use during non-call periods.
Data Source
AI summary
A vehicle-mounted device includes: a phone book acquiring section for acquiring a phone book data of a portable device via a communication section; a manipulation section for rejecting an arrival of a call at a call section; a specification section for specifying a mail address of the opposite party from which the arrival of a call is rejected by the manipulation section with reference to the phone book data; and a call-rejected party mail-reception notification suppressing section for suppressing the notification of reception of an E-mail from the mail address specified by the specification section to the vehicle-mounted device.


