Bluetooth Speaker Media File Management via Terminal
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Solution Overview
Problem
Conventional Bluetooth speakers lack the ability to manage media files stored within them, as they do not have a display interface and existing communication protocols do not define methods for a terminal to manage audio media files stored on the speaker, limiting user interaction and functionality.
Innovation Solution
A method and apparatus that enables a terminal to connect with a Bluetooth speaker via a Bluetooth path, allowing the terminal to request and display media file information, send operation instructions, and manage media files by processing operations such as playing, pausing, or deleting files stored on the speaker, even when the speaker lacks a display capability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a conventional Bluetooth speaker is used, then the device can play audio media files, but the user cannot learn media file information in real time and cannot manage media files stored on the speaker
Solution Approach 1:
The patent extends the Bluetooth communication protocol to enable the terminal device to perform multiple functions including querying media file information, controlling playback operations, and managing media files stored on the speaker. The speaker becomes a multi-functional device that not only plays audio but also allows remote management through standardized Bluetooth commands, eliminating the need for additional display interfaces or complex separate management systems.
2Loss of information
If the Bluetooth speaker has no display interface, then the device structure remains simple, but the user cannot view media file information such as playing progress and file name
Solution Approach 1:
The patent introduces the terminal device (smartphone or tablet) as an intermediary that displays media file information. The speaker communicates with the terminal via Bluetooth, transmitting media file information such as file names, playing progress, and other metadata. The terminal's display interface serves as the visual output, allowing users to view information without adding display components to the speaker itself, thus maintaining speaker simplicity while eliminating information loss.
3Ease of operation
If the terminal and Bluetooth speaker establish a Bluetooth path, then wireless communication is enabled, but the terminal cannot effectively manage audio media files stored on the speaker
Solution Approach 1:
The patent modifies and extends the existing Bluetooth communication protocol parameters to include media file management commands. By changing and adding protocol parameters, the system enables the terminal to send control instructions for playing, pausing, stopping, and managing media files stored on the speaker. This approach maintains compatibility with existing Bluetooth infrastructure while adding new functionality through parameter extensions, rather than requiring a completely new communication standard.
Data Source
AI summary
A method for managing a media file includes sending, by a terminal to a managed device by using a Bluetooth path between the terminal and the managed device, a first request used to obtain at least one piece of media file information stored in the managed device. The method further includes receiving, by the terminal, a first response that is sent by the managed device and that includes the at least one piece of media file information. The method further includes displaying the at least one piece of media file information on the terminal based on the first response. The method further includes after obtaining a first operation request for a target media file, sending, by the terminal to the managed device, a first operation instruction used to instruct the managed device to process the target media file according to a preset operation type.