Audio Apparatus Posture-Adaptive Sound Emission Control
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Solution Overview
Problem
Conventional audio apparatuses do not adjust sound emission modes based on installation posture, limiting their ability to adapt to different orientations.
Innovation Solution
An audio apparatus with a control section that refers to a conversion table to adjust audio signal control based on posture, using a storage section to store correspondence between postures and control contents, and includes speakers, a receiving section for posture information, and a signal processing system to control channels and bands of audio signals.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the audio apparatus uses fixed sound emission mode regardless of installation posture, then the device complexity is reduced, but the adaptability to different installation postures deteriorates
Solution Approach 1:
The audio apparatus automatically detects its own installation posture using posture detection means and autonomously switches between sound emission modes without requiring manual user input. The system serves itself by using its own physical state information to control its audio output characteristics.
Solution Approach 2:
The audio apparatus dynamically adjusts its sound emission mode based on the detected installation posture. The system transitions from a static fixed mode to a dynamic adaptive mode where audio parameters change in response to the apparatus's physical orientation, enabling optimal sound reproduction in various installation scenarios.
2Adaptability or versatility
If the audio apparatus automatically switches sound emission modes based on posture detection, then the adaptability to installation posture is improved, but the ease of operation deteriorates due to automatic control
Solution Approach 1:
The audio apparatus automatically detects its own installation posture using posture detection means and autonomously switches between sound emission modes without requiring manual user input. The system serves itself by using its own physical state information to control its audio output characteristics.
Solution Approach 2:
The system uses posture detection means to continuously monitor the installation posture and provides feedback to the control unit, which automatically adjusts the sound emission mode accordingly. This closed-loop control eliminates the need for manual user intervention while maintaining optimal audio performance.
3Adaptability or versatility
If the audio apparatus provides multiple sound emission modes for different postures, then the adaptability is improved, but the device complexity increases due to additional control mechanisms
Solution Approach 1:
The audio apparatus dynamically adjusts its sound emission mode based on the detected installation posture. The system transitions from a static fixed mode to a dynamic adaptive mode where audio parameters change in response to the apparatus's physical orientation, enabling optimal sound reproduction in various installation scenarios.
Solution Approach 2:
The control unit changes audio signal parameters such as channel allocation and frequency characteristics based on the detected installation posture. By modifying signal parameters rather than requiring complex hardware changes, the system achieves multiple sound emission modes with relatively simple control mechanisms.
Data Source
AI summary
An audio apparatus includes a main body, a plurality of speakers provided in the main body, a storage section configured to store a conversion table which indicates a correspondence between postures of the main body and control contents of audio signals to be supplied to the speakers, and a control section configured to refer to the conversion table of the storage section, and control the audio signals to be supplied to the speakers in accordance with a posture of the main body.