Early Mobile Access Point Capacity Detection for Vehicle Upload

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Solution Overview

Problem

Vehicles face inefficiencies in offloading data due to limited data storage capacity, which limits the collection of up-to-date environmental data, leading to inaccurate and incomplete data acquisition.

Innovation Solution

Systems and methods for identifying mobile access points (APs) with sufficient storage capacity, allowing vehicles to offload data to these APs, which can include other vehicles, computers, or smartphones, using wireless communication protocols like V2V, V2I, and V2X, and adjusting navigation to optimize data transfer.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If vehicles use limited onboard data storage, then device complexity is reduced, but data collection capability and productivity are limited

Engineering Contradiction:
Improvedata collection capabilityVSAvoiddata storage capacity
Core Design Contradiction:
ProductivityVSQuantity of substance

Solution Approach 1:

The patent introduces mobile access points (MPs) as intermediary devices between vehicles and centralized databases. These MPs act as temporary storage nodes that receive data from vehicles and forward it to remote servers, enabling vehicles to offload data without requiring additional onboard storage capacity. This mediator approach resolves the contradiction by providing external storage capacity while maintaining vehicle simplicity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent transitions data storage from a single dimension (onboard vehicle storage) to multiple dimensions by utilizing mobile access points and centralized databases. This dimensional expansion allows vehicles to access storage capacity beyond their physical constraints, enabling continuous data collection without being limited by onboard storage capacity.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Quantity of substance

If vehicles offload data to centralized databases directly, then data storage capacity is sufficient, but loss of time and connectivity requirements increase

Engineering Contradiction:
Improvedata storage capacityVSAvoiddata offloading time
Core Design Contradiction:
Quantity of substanceVSLoss of time

Solution Approach 1:

The patent implements preliminary action by having vehicles identify and connect to available mobile access points before data offloading is needed. The system proactively searches for suitable MPs and establishes connections in advance, reducing the time required when data needs to be offloaded. This preparatory approach ensures data can be transferred efficiently without delays.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent introduces dynamic selection of mobile access points based on real-time conditions such as signal strength, storage availability, and mobility. The system dynamically adjusts which MP a vehicle connects to based on current environmental factors, optimizing data offloading speed and reliability. This dynamic approach reduces time loss compared to static or direct centralized connections.

Inventive Principle:
Principle #15Dynamics

3Quantity of substance

If vehicles rely on direct external communication links, then data can be stored externally, but reliability and measurement precision are reduced

Engineering Contradiction:
Improveexternal data storageVSAvoiddata offloading reliability
Core Design Contradiction:
Quantity of substanceVSReliability

Solution Approach 1:

The patent implements feedback mechanisms where vehicles continuously monitor the status of mobile access points, including storage capacity availability, connection quality, and data transfer success rates. Based on this feedback, the system can switch between different MPs or re-establish connections if reliability issues arise. This feedback loop ensures reliable data offloading by adapting to changing network conditions.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent utilizes parameter changes in selecting and managing mobile access points, such as adjusting connection parameters based on signal strength, mobility speed, and storage availability. By dynamically changing connection parameters and selecting optimal MPs based on real-time conditions, the system maintains high reliability in data offloading despite varying environmental conditions.

Inventive Principle:
Principle #35Parameter changes

4Productivity

If vehicles continuously collect environmental data, then productivity and data accuracy improve, but device complexity and storage requirements increase

Engineering Contradiction:
Improvedata collection consistencyVSAvoiddata management system
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent uses mobile access points as intermediaries that handle the complexity of data management externally. Vehicles simply need to transmit data to available MPs, while the MPs manage the complex tasks of data routing, storage coordination, and synchronization with centralized databases. This divides the system complexity between vehicles and external infrastructure, keeping vehicle hardware simple while enabling continuous data collection.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20250330902A1Early detection of available storage capacity for collaborative upload
Publication Date: 2025.10.23 TOYOTA MOTOR ENG & MFG NORTH AMERICA INC
  • US20250330902A1 patent drawing
  • US20250330902A1 patent drawing
  • US20250330902A1 patent drawing

AI summary

Systems and methods are provided for identifying a mobile access point (AP) with sufficient storage capacity. The systems and methods may receive information from a mobile AP. The systems and methods may determine, based on the information, available storage capacity of the mobile AP to receive sender data of a sender vehicle. In response to determining the available storage capacity of the mobile AP is an amount sufficient to receive the sender data, the systems and methods may evaluate the mobile AP against other available mobile APs with sufficient available storage capacity to receive the sender data of the sender vehicle. The systems and methods may select, based on the evaluation, a designated mobile AP from the mobile AP and the other available mobile APs to receive the sender data. The systems and methods may send the sender data of the sender vehicle to the designated mobile AP.