Reproducing Apparatus Automatic Output Mode Switching
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing portable electronic device casings face challenges in enhancing aesthetic appeal, reducing size, and providing multi-functional designs while simplifying the setting of functional options, with limited solutions for automatically adjusting audio/video output modes based on device position.
Innovation Solution
A reproducing apparatus with a detector that senses the movement of a secondary casing relative to a primary casing using magnetic fields, allowing for automatic conversion between internal and external audio/video output modes based on the casing's position, utilizing existing components like internal speakers and sensors to reduce cost and size.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a folding-type mobile telephone with limited folding angles is used, then the device structure is simplified, but the user convenience and functional adaptability are reduced
Solution Approach 1:
The patent implements a sliding mechanism that allows the cover to move continuously between closed and fully open positions, rather than being limited to fixed folding angles. This dynamic adjustment capability enables the device to adapt to different usage scenarios while maintaining structural simplicity
Solution Approach 2:
The invention changes the parameter of angular freedom by allowing the cover to slide to various positions along the sliding groove, creating multiple stable states between completely closed and fully open positions, thereby enhancing functional adaptability without complicating the overall structure
2Extent of automation
If additional components are added to detect device position and automatically switch output modes, then the automation level increases, but the device size and cost increase
Solution Approach 1:
The patent employs a magnetic detection mechanism where the cover itself contains a magnet that serves as the detection target. The detector on the body automatically senses the magnet's position to determine device state, eliminating the need for separate detection components and enabling automatic output mode switching based on cover position
Solution Approach 2:
The internal speaker serves multiple functions: it acts as both the audio output device and the source of magnetic field for position detection. This multi-functionality reduces the need for additional dedicated detection components, thereby controlling device size and cost while achieving automation
3Adaptability or versatility
If the speaker is always exposed, then the audio output functionality is always available, but the device aesthetic appeal and compact design are compromised
Solution Approach 1:
The cover is designed to dynamically cover or expose the internal speaker based on its position. When closed, the speaker is concealed for aesthetic purposes; when opened to various positions, the speaker is exposed for audio output, providing adaptive functionality that responds to user needs
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The solution enables convenient and efficient automatic adjustment of output modes based on device position, enhancing user experience by ensuring optimal audio/video output without the need for additional components, thus addressing the challenges of design diversification and functionality complexity.
Implementation Method 1
the detector detects movements of the second casing relative to the first casing based on whether a magnetic field, emitted by a magnet of the internal speaker provided in the second casing, is detected
Data Source
Figure 1A~1B
Figure 2
Figure 3A~3B
AI summary
A reproducing apparatus for automatically converting an output mode based on movements of a casing, and methods thereof. A reproducing apparatus having a first and a second casings includes an internal output unit outputting at least one of reproduced audio and video; an external output unit outputting at least one of the reproduced audio and video to an external device casing; a detector detecting movements of the second casing; and a control unit controlling such that at least one reproduced audio and video is outputted to at least one of the internal output unit and the external output unit. Accordingly, there is no need for a user to change the output mode, thereby reducing inconvenience for the user.