In-Vehicle Facial Recognition for Unassigned Driver Hours

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Solution Overview

Problem

Current systems, such as electronic logging devices (ELDs) and key fobs, fail to accurately capture and maintain driver assignment data for vehicles, leading to incomplete and inaccurate records of duty status, which complicates regulatory compliance for motor carriers.

Innovation Solution

A facial recognition system that uses inward-facing cameras to identify drivers by matching images against a database of known personnel, with a machine-learning algorithm improving accuracy over time, and a user interface for administrators to assign or reject recommendations, thereby enhancing the accuracy of vehicle-to-driver assignment data.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If ELDs and token-detection systems are used to track driver assignments, then regulatory compliance monitoring is enabled, but measurement precision and reliability of driver assignment data deteriorate due to inability to capture all required data

Engineering Contradiction:
Improvedriver assignment data accuracyVSAvoiddriver identification accuracy
Core Design Contradiction:
ReliabilityVSMeasurement precision

Solution Approach 1:

The patent replaces mechanical/token-based detection systems with facial recognition technology. Cameras capture driver images and a machine-learning-based facial recognition system automatically identifies drivers, eliminating the need for physical tokens or manual ELD interactions. This substitution significantly improves measurement precision of driver identification while maintaining reliable automated tracking.

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

2Reliability

If manual updates of electronic records of duty status are performed, then regulatory compliance can be maintained, but productivity deteriorates due to significant burden on carriers

Engineering Contradiction:
Improveregulatory complianceVSAvoidrecord updating efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system implements self-service automation where the facial recognition technology automatically captures driver identity, determines duty status, and updates electronic records of duty status without manual intervention. The system serves itself by autonomously completing the entire compliance recording process, from driver identification to regulatory record maintenance, dramatically improving productivity while ensuring reliability.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system performs preliminary action by capturing driver facial images and identifying drivers in advance before duty status changes occur. This proactive approach allows the system to pre-populate and automatically update records, eliminating the need for manual retroactive entry and significantly reducing the administrative burden on carriers.

Inventive Principle:
Principle #10Preliminary action

3Measurement precision

If facial recognition technology is implemented, then measurement precision of driver identification improves, but device complexity increases due to camera systems and machine-learning algorithms

Engineering Contradiction:
Improvedriver identification accuracyVSAvoidsystem architecture
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent applies universality by designing the facial recognition system to perform multiple functions: driver identification, duty status determination, and automated record updating. This multi-functional approach consolidates what would otherwise require separate systems into a single integrated solution, managing device complexity while delivering comprehensive precision in driver identification and compliance tracking.

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

Data Source

PatentUS11875683B1Facial recognition technology for improving motor carrier regulatory compliance
Publication Date: 2024.01.16 SAMSARA INC
  • US11875683B1 patent drawing
  • US11875683B1 patent drawing
  • US11875683B1 patent drawing

AI summary

Methods for improving compliance with regulations pertaining to vehicle driving records are disclosed. One or more digital images from a camera mounted in a vehicle are received. Based on a determination that the vehicle has hours of service that have not been assigned to a driver, a subset of the one or more digital images corresponding to the hours of service are identified based on the timestamps. The subset of the one or more digital images are processed to identify a correspondence between a face of a person included in the one or more digital images and a face of a known person. Based on the correspondence transgressing a threshold level of correspondence, a user interface is generated for presentation on a device. The user interface includes an interactive user interface element for accepting a recommendation to assign the known person as the driver for the unassigned hours of service.