Electronic Device Audio Routing for Silent Mode Feedback
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Solution Overview
Problem
Users of electronic devices like digital cameras and smartphones face challenges in hearing electronic sounds, such as shutter sounds, without disturbing others in quiet environments, as existing technologies often mute all sounds in silent modes, preventing the user from knowing when a picture is taken.
Innovation Solution
An electronic device with an internal speaker, connection unit for external speakers, and a control unit that allows users to switch between silent and sound modes, enabling electronic sounds to be output only to connected headphones or external speakers, not to the internal loudspeaker, thus allowing users to hear sounds without disturbing others.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If the internal speaker is controlled not to output an electronic sound in a quiet environment, then the disturbance to surrounding people is reduced, but the user cannot hear the electronic sound to know when a picture is taken
Solution Approach 1:
The patent segments the sound output function by separating the internal speaker (for user feedback) from the external environment. The control unit selectively outputs electronic sounds to the internal speaker even when silent mode is active, allowing users to hear shutter sounds and other feedback while preventing external disturbance.
Solution Approach 2:
The internal speaker acts as an intermediary between the electronic device and the user. Instead of directly outputting sounds to the external environment, the system uses the internal speaker as a mediator to deliver sound feedback to the user in a controlled manner that doesn't disturb surrounding people.
2Reliability
If the operation unit is controlled not to receive an instruction to change setting for switching electronic sound output, then the accidental activation is prevented, but the user cannot change the setting when needed
Solution Approach 1:
The patent implements dynamic control of the operation unit based on the detected environment. The control unit selectively enables or disables the operation unit's ability to receive setting change instructions according to whether the environment is quiet or noisy, providing both protection against accidental activation and capability for intentional changes when needed.
Solution Approach 2:
The system uses feedback from the environment detection to dynamically adjust the operational state of the operation unit. The control unit monitors environmental conditions and uses this feedback to determine whether to allow setting changes, creating a responsive system that adapts to contextual needs.
Data Source
AI summary
An electronic device includes an internal speaker, a connection unit configured to connect an external speaker, an operation unit configured to receive a user operation, and a control unit, wherein, in a case where the external speaker is connected via the connection unit in a state in which the internal speaker is controlled not to output an electronic sound, the control unit controls the operation unit to receive an instruction to change a setting for switching whether to output an electronic sound, and wherein, in a case where the external speaker is not connected via the connection unit in a state in which the internal speaker is controlled not to output an electronic sound, the control unit controls the operation unit not to receive an instruction to change a setting for switching whether to output an electronic sound.