Acoustic Ridges Detect Portable Equipment Deployment

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Solution Overview

Problem

Existing technologies face challenges in detecting the deployment of portable law enforcement equipment due to power consumption and size constraints, necessitating an efficient and compact solution for monitoring the insertion and removal of items like guns, tasers, and batons.

Innovation Solution

Integration of acoustical ridges within body-worn accessories that generate distinct sound patterns when a portable object is slid across them, allowing for the detection of insertion and removal without a power source, using a communication system to transmit alerts to a base station.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional detection devices are used to monitor portable equipment deployment, then detection capability is improved, but power consumption and device size increase

Engineering Contradiction:
Improvedetection capabilityVSAvoidpower consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The system uses the portable object itself (gun, taser, or baton) as the detection mechanism. When the object is inserted into or removed from the holster, it naturally generates acoustic signals that are detected by the holster's acoustic sensor, eliminating the need for external power sources or complex detection devices on the portable object

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces traditional mechanical detection systems (which would require motors, sensors, and power sources) with an acoustic detection system. The holster contains an acoustic sensor that detects the natural sounds produced when portable objects are inserted or removed, converting mechanical actions into detectable acoustic signals without requiring additional power

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Reliability

If traditional detection devices are used to monitor portable equipment deployment, then detection capability is improved, but device size increases

Engineering Contradiction:
Improvedetection capabilityVSAvoiddevice size
Core Design Contradiction:
ReliabilityVSVolume of moving object

Solution Approach 1:

The detection functionality is extracted from the portable object itself and placed into the holster. The holster contains the acoustic sensor and processing electronics, while the portable object (gun, taser, or baton) remains simple and compact. This separation allows the detection system to be integrated into the stationary holster rather than adding bulk to the portable equipment

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The holster serves multiple functions: it securely holds the portable object and simultaneously detects its insertion and removal through acoustic sensing. The single device performs both retention and detection functions, eliminating the need for separate detection equipment

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Measurement precision

If acoustic ridges are integrated into body-worn accessory, then detection accuracy is improved, but device complexity increases

Engineering Contradiction:
Improvedetection accuracyVSAvoiddevice complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The acoustic detection system is segmented into distinct functional components: acoustic ridges for signal generation, acoustic sensor for detection, and processing circuitry for analysis. This modular approach allows each component to be optimized independently while maintaining overall system simplicity

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system uses acoustic ridges with specific geometric parameters (spacing, height, shape) that are optimized to generate distinctive acoustic patterns for different portable objects. By carefully controlling these physical parameters, the system achieves high detection accuracy without requiring complex electronic processing or multiple sensors

Inventive Principle:
Principle #35Parameter changes

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 real-time monitoring and tracking of portable equipment deployment without increasing the size or power consumption of the device, providing dynamic and static information about the object and user, while maintaining a lightweight and compact design.

Implementation Method 1

A predetermined sound pattern is generated from the acoustical ridges in response to sliding the portable object across the plurality of acoustical ridges integrated within the body worn accessory

Methodology Applied
Scientific EffectMechanical vibration: Vibration

Data Source

PatentUS10083592B1Apparatus, method and system for acoustically detecting deployment of portable equipment
Publication Date: 2018.09.25 MOTOROLA SOLUTIONS INC
  • US10083592B1 patent drawing
  • US10083592B1 patent drawing
  • US10083592B1 patent drawing

AI summary

An apparatus, method and communication system are provided for acoustically detecting the deployment of equipment. The equipment may comprise portable objects (104), such as a gun, taser or baton, used by law enforcement. The apparatus comprises plurality of acoustical ridges (108) integrated within a body worn accessory (102). A predetermined sound pattern (130, 140) is generated from the acoustical ridges in response to sliding the portable object across the plurality of acoustical ridges integrated within a body worn accessory. Information pertaining to the portable object, such as dynamic information pertaining to the removal and insertion of the portable object to and from the body worn accessory (102) is determined. A communication system (300) including a portable communication device (112) can store the information and/or transmit alert signals to a base station (302) for tracking deployment of the portable object.