Headset Controller Interface for Four Commands in Two Sensing Blocks
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Solution Overview
Problem
Conventional headset controllers require multiple mechanical buttons or sensing blocks to generate control instructions for volume adjustment and song selection, limiting flexibility and occupying more space on the operating interface.
Innovation Solution
A headset controller integrating a first touch sensor, a second touch sensor, a first pressure sensor, and a second pressure sensor, where the sensors are configured to generate four different control instructions by periodic power provision to the sensing lines, allowing for reduced space occupation and enhanced operational flexibility.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple mechanical buttons or sensing blocks are used to generate control instructions, then the control functionality is sufficient, but the operating interface occupies more space and flexibility is limited
Solution Approach 1:
The patent combines multiple sensing methods (touch sensing and pressure sensing) into a single integrated sensing block. The touch sensor and pressure sensor are positioned at different locations within the same sensing block, allowing multiple control instructions to be generated from one physical interface element rather than requiring separate buttons or sensing blocks for each function.
Solution Approach 2:
The sensing block is designed to perform multiple functions through a single interface element. By incorporating both touch and pressure sensing capabilities in one sensing block, the system can generate various control instructions (such as volume up, volume down, track forward, track backward) from a single physical location, making the interface element universal rather than dedicated to specific functions.
2Ease of operation
If four separate sensing blocks are configured to generate four control instructions, then each control function is clearly defined, but the device complexity and space occupation increase
Solution Approach 1:
The patent merges four separate sensing blocks into one integrated sensing block by positioning multiple sensors (touch sensors and pressure sensors) at different locations within the same physical block. This reduces the number of discrete components while maintaining the capability to generate four distinct control instructions through differential sensing.
Solution Approach 2:
Within the single sensing block, the patent segments the sensing area into multiple zones with different sensors positioned at specific locations. The touch sensors and pressure sensors are arranged such that their relative positions and activation patterns encode different control instructions, allowing functional segmentation without physical separation into multiple blocks.
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 integration of touch and pressure sensors enables the generation of four control instructions with only two sensing blocks, enhancing user convenience and flexibility in operation while reducing the physical space required for the control interface.
Implementation Method 1
a first driving line TX1 is intersected with a first sensing line RX1 by a first touch sensor 141
Implementation Method 2
a first driving line TX1 is intersected with a second sensing line RX2 by a first pressure sensor 151
Data Source
AI summary
A headset controller takes a first touch sensor, a second touch sensor, a first pressure sensor, and a second pressure sensor as a control medium for users. The headset controller can generate four different output instructions by the users touching or pressing the operating interface. The headset controller integrates various sensing methods to generate the needed output instructions.