Wireless Headphone Pairing Control Through Wearing-State Detection
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Solution Overview
Problem
Existing wireless headphone technologies face challenges in starting a pairing sequence with an electronic device at a necessary timing without increasing material costs, often requiring unintended user inputs like lid opening or separate buttons, and struggle with limited operation functionality based on wearing states.
Innovation Solution
Incorporating a wireless communication unit, detection unit, and control unit in the headphones to detect wearing state and specific user inputs, allowing transition to a pairing mode only when not worn, thus enabling controlled pairing without additional hardware and simplifying operation based on wearing state.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If lid opening/closing is used to start pairing sequence, then pairing can be initiated, but unintended pairing may occur when lid is opened/closed not by user intention
Solution Approach 1:
The system uses feedback from multiple sensors (wearing state detection, storage case detection, input button detection) to determine whether to initiate pairing. The control unit processes feedback from these sensors to make an intelligent decision about pairing timing, ensuring it occurs only when intended by the user while preventing unintended pairing from accidental lid operations.
2Reliability
If separate input button is added to case for pairing, then pairing can be reliably initiated, but material cost of case increases
Solution Approach 1:
The input button on the wireless headphone is designed to serve multiple functions: it can initiate pairing mode, control music playback, and adjust volume. This multi-functionality eliminates the need for a separate pairing button on the storage case, reducing material costs while maintaining reliable pairing initiation control through the existing button infrastructure.
Solution Approach 2:
The wireless headphone itself acts as an intermediary device that receives pairing initiation commands from its own input button and processes the pairing sequence. This eliminates the need for the storage case to have pairing functionality, allowing the case to be simpler and cheaper while still enabling reliable pairing through the headphone's own control mechanisms.
3Device complexity
If wearing state detection is used to control operations, then operation functionality can be simplified, but additional detection hardware is required
Solution Approach 1:
The wearing state detection unit is integrated into the existing sensor system of the wireless headphone and serves multiple purposes: it controls operation functionality based on whether the headphone is being worn, initiates pairing mode when not worn, and provides feedback for the control unit. This multi-functionality reduces the need for separate detection hardware while simplifying operation control.
Data Source
AI summary
A wireless headphone includes a wireless communication unit configured to perform wireless communication with an external terminal, a detection unit configured to detect whether the wireless headphone is worn on an ear of a user, an input detection unit configured to detect an input operation of the user, and a control unit configured to transition, based on detection of a specific input operation from the user by the input detection unit in a state that the detection unit detects that the wireless headphone is not worn on the ear, an operation mode to a pairing mode in which pairing related to the wireless communication with the external terminal is performed.