Vehicle-Mounted Dimensioning System Initialization

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Solution Overview

Problem

Current dimensioning systems for packages in transportation and logistics are inefficient as they require packages to be stationary and isolated, consuming time and resources, especially when packages are carried by vehicles like forklifts, which complicates the measurement process due to proximity to other objects.

Innovation Solution

The system initializes image sensors before the vehicle and object arrive at the imaging area by synchronizing clocks, setting sample rates based on vehicle movement, allocating memory, and recalibrating sensors, allowing for efficient and accurate dimensioning without interrupting vehicle movement by using RFID or LIDAR location systems to detect the vehicle's approach and prepare the sensors for image capture.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If packages are stationary and isolated for dimensioning, then measurement accuracy is improved, but productivity deteriorates due to time consumption and resource usage

Engineering Contradiction:
Improvedimensioning accuracyVSAvoidloading efficiency
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The system performs preliminary actions by detecting the vehicle's approach using RFID or LIDAR and initializing image sensors before the vehicle enters the imaging area. This includes synchronizing clocks, allocating memory, and recalibrating sensors in advance, allowing accurate dimensioning to be achieved without requiring the vehicle to stop or wait, thus maintaining productivity while ensuring measurement precision

Inventive Principle:
Principle #10Preliminary action

2Productivity

If image sensors are initialized before vehicle arrival, then productivity is improved by reducing measurement time, but device complexity increases due to additional initialization components and procedures

Engineering Contradiction:
Improvedimensioning speedVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system implements self-service by having the dimensioning system automatically detect vehicle approach and trigger initialization sequences without manual intervention. The system autonomously manages clock synchronization, memory allocation, and sensor recalibration based on detected vehicle proximity, reducing operational complexity while maintaining high productivity

Inventive Principle:
Principle #25Self-service

3Measurement precision

If vehicle movement is interrupted for dimensioning, then measurement precision is improved, but loss of time increases due to vehicle stopping

Engineering Contradiction:
Improvedimensioning accuracyVSAvoidvehicle idle time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system performs all necessary initialization actions in advance before the vehicle enters the imaging area. By detecting the vehicle's approach and pre-synchronizing clocks, pre-allocating memory, and pre-recalibrating sensors, the system ensures that when the vehicle passes through the imaging area, dimensioning can be completed immediately without interrupting vehicle movement, thus eliminating idle time while maintaining precision

Inventive Principle:
Principle #10Preliminary action

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

This approach enables rapid and accurate dimensioning of objects being carried by vehicles, reducing the time and resources needed for measurement while maintaining the efficiency of the loading process, applicable in various environments beyond just package loading.

Implementation Method 1

using RFID or LIDAR location systems to detect the vehicle's approach

Methodology Applied
Scientific EffectRFID (Radio Frequency Identification): Electromagnetic Induction

Implementation Method 2

using RFID or LIDAR location systems to detect the vehicle's approach

Methodology Applied
Scientific EffectLIDAR (Light Detection and Ranging): LIDAR

Data Source

PatentUS11558601B2Methods and apparatus for initializing object dimensioning systems
Publication Date: 2023.01.17 SYMBOL TECHNOLOGIES LLC
  • US11558601B2 patent drawing
  • US11558601B2 patent drawing
  • US11558601B2 patent drawing

AI summary

Methods, systems, and apparatus for initializing a dimensioning system based on a location of a vehicle carrying an object to be dimensioned. An example method disclosed herein includes receiving, from a location system, location data indicating a location of a vehicle carrying an object; responsive to the location data indicating that the vehicle is approaching an imaging area, initializing, using a logic circuit, a sensor to be primed for capturing data representative of the object; receiving, from a motion detector carried by the vehicle, motion data indicating a speed of the vehicle; and triggering, using the logic circuitry, the sensor to capture data representative of the object at a sample rate based on the speed of the vehicle.