Cable Manipulation Control Interface for Hazardous Environments
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Solution Overview
Problem
Existing hands-free sets lack intuitive and efficient methods for user control, particularly in environments where traditional buttons or touch screens are impractical, such as hazardous or weather-affected areas, and do not effectively utilize the accessory cable for control inputs.
Innovation Solution
A method and apparatus that detect mechanical manipulation of a cable, such as bending or squeezing, to generate control signals, allowing users to control connected devices through cable manipulation, with optional illumination and haptic feedback for user interaction and feedback.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional buttons or touch screens are used for user control, then control functionality is provided, but the control is not intuitive and efficient in hazardous or weather-affected environments
Solution Approach 1:
The cable acts as an intermediary control interface between the user and the device. By detecting mechanical manipulations of the cable (bending, twisting, squeezing), the system provides intuitive control that works in hazardous environments where traditional buttons or touch screens are impractical. The cable transfers mechanical energy from user gestures to the detection system, enabling reliable operation regardless of environmental conditions.
2Ease of operation
If keys are located in the housing of wireless headsets, then user control is provided, but the control interface is limited and not easily accessible
Solution Approach 1:
The control interface is extended from the limited housing surface to the entire cable length. By detecting mechanical manipulations at different locations along the cable (bending at different positions, twisting, squeezing), the system provides multiple control functions accessible throughout the cable's length, effectively adding spatial dimensionality to the control interface and greatly increasing accessibility and versatility.
3Adaptability or versatility
If the cable is used only for power and data transmission, then electrical connection is maintained, but the cable cannot provide additional control functionality
Solution Approach 1:
The cable serves multiple functions simultaneously: it transmits power, data, and mechanical control signals. By integrating mechanical manipulation detection into the existing cable infrastructure, the system adds control functionality without requiring a separate control mechanism. The same cable that connects the device also serves as the control interface, achieving multi-functionality and reducing overall system complexity.
4Illumination intensity
If illumination is provided along the entire cable length, then visual feedback is enhanced, but energy consumption increases
Solution Approach 1:
Instead of continuous illumination along the entire cable, the system uses periodic or on-demand illumination segments. The cable can illuminate specific segments at specific times to provide visual feedback corresponding to control actions or device state, reducing overall energy consumption while maintaining effective visual communication with the user.
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
Enables efficient and intuitive control of devices via cable manipulation, providing visual and tactile feedback, suitable for hazardous environments and long cables, and allows users to associate visual effects with different functions or callers.
Implementation Method 1
detecting mechanical manipulation of the cable by a user; The mechanical manipulation may comprise bending the cable; The mechanical manipulation may comprise squeezing the cable
Implementation Method 2
the detection of the mechanical manipulation may be based on optical time-domain reflectometry
Implementation Method 3
The detection of the mechanical manipulation may be based on spread-spectrum time-domain reflectometry
Data Source
AI summary
A method comprising in which electricity and/or information signals is/are passed between an accessory device or power supply and an apparatus through a cable comprising one or more electric or optical wires. Mechanical manipulation of the cable by a user is detected. Responsive to detecting of manipulation of the cable, controlling operation is caused in an apparatus that is in operational connection with the cable to enable the user to control the apparatus by manipulation of the cable.