Platoon Intent Messaging for HOL Pricing and Vehicle Matching

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Solution Overview

Problem

Current systems struggle to accurately identify vehicles and form platoons that can utilize high occupancy lanes (HOLs), which require a minimum number of occupants or payment, leading to inefficiencies in platooning.

Innovation Solution

A method and system for platoon formation that involves receiving platoon intent messages from vehicles, determining their locations, destinations, and HOL prices, and establishing platoons between vehicles with compatible criteria, generating platoon formation strategies, and updating routes based on factors like safety, energy efficiency, and road capacity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If current platoon identification systems are used, then platoon formation can be established, but vehicles that can utilize high occupancy lanes (HOLs) cannot be accurately identified

Engineering Contradiction:
Improvevehicle identification accuracyVSAvoidplatoon formation efficiency
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The system performs preliminary actions by having vehicles transmit platoon intent messages before platoon formation, allowing the central system to pre-identify vehicles with HOL capability and pre-calculate optimal platoon compositions that can utilize HOLs, thereby improving both identification accuracy and formation efficiency

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

A central system acts as an intermediary between vehicles and HOL infrastructure, receiving platoon intent messages from vehicles, determining HOL prices and capabilities, and coordinating platoon formation to ensure only qualified vehicles are assigned to HOLs, thus resolving the contradiction between accurate identification and efficient formation

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If HOL pricing is not considered in platoon formation, then platoon establishment is simpler, but vehicles cannot be properly matched to lanes requiring payment or minimum occupancy

Engineering Contradiction:
Improveplatoon establishment simplicityVSAvoidHOL utilization accuracy
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system introduces HOL price as a new parameter in platoon formation decisions. By incorporating this parameter, the system can dynamically match vehicles to appropriate HOLs based on their willingness and ability to pay, ensuring reliable HOL utilization while maintaining operational simplicity through automated parameter-based matching

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

Vehicles self-report their HOL pricing preferences and capabilities through platoon intent messages, allowing the system to automatically match them with appropriate HOLs without manual intervention. This self-service approach maintains ease of operation while ensuring reliable matching through vehicle-provided information

Inventive Principle:
Principle #25Self-service

3Device complexity

If platoon formation does not account for dynamic pricing, then route planning is simpler, but energy efficiency and safety optimizations are reduced

Engineering Contradiction:
Improveroute planning complexityVSAvoidplatoon energy efficiency
Core Design Contradiction:
Device complexityVSUse of energy by moving object

Solution Approach 1:

The system implements dynamic pricing that changes based on time, location, and HOL demand. Route planning automatically adapts to these dynamic prices by selecting optimal routes and timing, improving energy efficiency through load-based pricing incentives while managing complexity through automated dynamic adjustment algorithms

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system uses feedback from HOL usage patterns, traffic conditions, and pricing data to continuously optimize route planning. This feedback loop enables the system to improve energy efficiency by routing platoons through optimally priced and congested-free periods while automatically managing the increased complexity through adaptive algorithms

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20260065782A1Platoon intent messages for dynamic pricing of high occupancy lanes (HOL)
Publication Date: 2026.03.05 TOYOTA MOTOR ENG & MFG NORTH AMERICA INC
  • US20260065782A1 patent drawing
  • US20260065782A1 patent drawing
  • US20260065782A1 patent drawing

AI summary

Systems and methods are provided for platoon formation. The systems and methods may receive a platoon intent message from a first vehicle. A first location, first destination, and first high occupancy lane (HOL) price of the first vehicle may be determined from the platoon intent message. A second vehicle with a second platoon intent message comprising a second location and second destination that are within a location threshold and destination threshold of the first location and first destination of the first vehicle may be identified. A second HOL price of the second vehicle based on the second platoon intent message may be determined. It may be determined that the first HOL price of the first vehicle and the second HOL price of the second vehicle are above a price threshold. Upon such a determination, a platoon between the first and second vehicles may be established.