Curved Wearable Microphone Jammer for Blind-Spot-Free Coverage
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Solution Overview
Problem
Existing microphone jammers are heavily directional, requiring precise aiming and suffer from blind spots, making them impractical and ineffective against hidden microphones.
Innovation Solution
A wearable microphone jammer with a curved layout of transducers that leverages natural user movements to provide multi-directional jamming, eliminating the need for precise aiming and reducing blind spots.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional directional microphone jammers are used, then the jamming signal can be transmitted in a focused direction, but the device requires precise aiming and creates blind spots making it ineffective against hidden microphones
Solution Approach 1:
The patent applies spherical geometry by arranging transducers on a spherical surface (or wearable body contour) rather than a flat plane. This curved/spherical configuration enables the jammer to radiate ultrasonic signals in multiple directions simultaneously, eliminating blind spots and removing the need for precise aiming while maintaining jamming effectiveness against hidden microphones
2Reliability
If multiple transducers are arranged in a curved layout, then multi-directional jamming is achieved reducing blind spots, but the device complexity increases
Solution Approach 1:
The spherical/curved arrangement of transducers naturally provides multi-directional coverage without requiring complex control systems. The geometry itself distributes the jamming signal omnidirectionally, simplifying the control architecture while achieving reliable multi-directional jamming against hidden microphones
Solution Approach 2:
The wearable jammer is designed to serve multiple functions: it can be worn on different body parts (wrist, ankle, neck), attached to various surfaces, and effectively jams microphones in all directions simultaneously. This multi-functionality reduces the need for multiple specialized devices while maintaining comprehensive jamming coverage
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 wearable jammer effectively jams microphones in multiple directions, including those hidden or covered, with reduced power consumption and improved privacy protection.
Implementation Method 1
The signal generator is configured to generate an ultrasonic signal
Implementation Method 2
one or more transducers mounted to the base and configured to transmit the ultrasonic signal
Implementation Method 3
one or more transducers mounted to the base and configured to transmit the ultrasonic signal
Data Source
AI summary
A microphone jammer includes a base and a signal generator mounted to the base. The signal generator is configured to generate an ultrasonic signal. The jammer also includes one or more transducers mounted to the base and configured to transmit the ultrasonic signal. The one or more transducers are mounted in a curved layout about the base.