Work Machine Sensor Processing with Adaptive Remote Compute

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Solution Overview

Problem

Processing sensor data from work machines, such as excavators, is computationally complex and time-consuming, consuming excessive computing resources and potentially leading to premature failures due to harsh conditions, and existing solutions do not effectively address these issues.

Innovation Solution

A method and system where sensor data from work machines is selectively transmitted to remote computing devices for processing or processed locally based on the viability of a wireless connection, using high-speed communication networks like satellite or cellular networks, to generate processed data for facilitating operations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If sensor data is processed locally using typical computing resources of the work machine, then processing can be performed without external connectivity, but computing resources are excessively consumed and processing accuracy is reduced

Engineering Contradiction:
Improveprocessing capabilityVSAvoidcomputing resource consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The patent introduces remote computing devices as intermediaries between the sensor data and the work machine. The sensor data is transmitted to remote computing devices that possess high-performance computing resources, which then process the data and return results to the work machine. This mediator approach allows the work machine to access powerful processing capabilities without permanently hosting them, resolving the contradiction between needing reliable processing and avoiding excessive resource consumption.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If sensor data is processed locally using typical computing resources of the work machine, then processing can be performed autonomously, but processing accuracy and quality are reduced

Engineering Contradiction:
Improveprocessing capabilityVSAvoiddata processing accuracy
Core Design Contradiction:
ReliabilityVSMeasurement precision

Solution Approach 1:

The patent introduces remote computing devices as intermediaries between the sensor data and the work machine. The sensor data is transmitted to remote computing devices that possess high-performance computing resources, which then process the data and return results to the work machine. This mediator approach allows the work machine to access powerful processing capabilities without permanently hosting them, resolving the contradiction between needing reliable processing and avoiding excessive resource consumption.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Measurement precision

If sensor data is transmitted to remote computing devices for processing, then computing resource burden is reduced and processing accuracy is improved, but dependency on wireless connection is created

Engineering Contradiction:
Improvedata processing accuracyVSAvoidconnection dependency
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

The patent implements a dynamic processing architecture where the location of data processing (local or remote) is not fixed but adapts based on connection availability. The work machine can switch between local processing when connectivity is poor or unavailable, and remote processing when connectivity is good. This dynamic adaptability resolves the contradiction by making the system flexible enough to handle both connection-dependent and connection-independent scenarios.

Inventive Principle:
Principle #15Dynamics

4Measurement precision

If high-performance computing resources are deployed locally on the work machine, then processing accuracy is improved, but device complexity and failure risk increase

Engineering Contradiction:
Improvedata processing accuracyVSAvoidcomputing system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent extracts the high-performance computing resources from the work machine and relocates them to separate remote computing devices. This extraction allows the work machine to maintain its simplicity while still accessing powerful processing capabilities when needed. The complex computing resources are taken out of the mobile platform and placed in stationary, well-maintained facilities, resolving the contradiction between needing high processing accuracy and avoiding increased device complexity and failure risk.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS11726451B2Remote processing of sensor data for machine operation
Publication Date: 2023.08.15 CATERPILLAR INC
  • US11726451B2 patent drawing
  • US11726451B2 patent drawing
  • US11726451B2 patent drawing

AI summary

A controller may receive, from one or more sensor devices of the work machine, sensor data of an environment that includes a ground surface on which the work machine is located. The controller may determine whether a wireless connection is viable. The controller may selectively transmit the sensor data to one or more remote computing devices for processing or processing the sensor data locally by the work machine based on whether the wireless connection is viable. When the wireless connection is viable, the sensor data is transmitted to the one or more remote computing devices to cause the one or more remote computing devices to process the sensor data to provide first processed data. When the wireless connection is not viable, the sensor data is processed locally by the work machine to generate second processed data.