Vehicle Audio Zone Control Across Driving Modes

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Solution Overview

Problem

Current vehicle audio systems lack the ability to dynamically adjust audio output levels based on driving modes, leading to suboptimal user experience and interoperability issues across different firmware and operating systems.

Innovation Solution

A vehicle audio control system that determines the current driving mode and adjusts audio output levels using preconfigured audio zone profiles, communicating with firmware through standardized protocols to control speaker settings such as volume, balance, and fade, improving user interaction and software module interoperability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If audio output levels are fixed across all driving modes, then device complexity is reduced, but user experience deteriorates due to lack of customization

Engineering Contradiction:
Improveuser experienceVSAvoidaudio control system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The audio control system dynamically adjusts audio output levels based on the detected driving mode. The system transitions from a static, fixed audio configuration to a dynamic one where audio parameters (volume, balance, fade) automatically adapt to the current driving conditions, thereby improving user experience without requiring manual intervention

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system automatically detects the driving mode and selects appropriate audio zone profiles without user input. The audio control module autonomously manages audio output levels based on preconfigured profiles associated with different driving modes, eliminating the need for manual audio adjustments by the user

Inventive Principle:
Principle #25Self-service

2Adaptability or versatility

If custom audio control implementations are used for different firmware, then adaptability is improved, but device complexity increases due to multiple implementations

Engineering Contradiction:
Improvefirmware compatibilityVSAvoidsoftware module complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The audio control module is designed with a universal interface that can work across different firmware versions and operating systems. By implementing a standardized communication protocol and using preconfigured audio zone profiles that are independent of specific firmware implementations, the system achieves broad adaptability without requiring separate custom implementations for each firmware version

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The system adapts to different firmware and operating systems by changing configurable parameters such as audio output levels, zone profiles, and communication protocols. Rather than restructuring the entire software architecture, the system maintains compatibility through parameter adjustments and configuration files that can be tailored to different firmware environments

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS12254240B2Controlling audio output in a vehicle
Publication Date: 2025.03.18 BLACKBERRY LTD
  • US12254240B2 patent drawing
  • US12254240B2 patent drawing
  • US12254240B2 patent drawing

AI summary

Systems, methods, and software can be used to control audio output of a vehicle. In some aspects, a method includes:determining, at a vehicle, a current driving mode of the vehicle;determining, at the vehicle, a plurality of audio output levels based on the current drivingmode and one or more preconfigured audio zone profiles; and controlling, by the vehicle, audio equipment of the vehicle to output audio according to the plurality of audio output levels.