EV Charging Server Remote Access Control

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Solution Overview

Problem

Full-service electric vehicle charging stations face inefficiencies and security concerns as attendants need to manually unlock and manage vehicles, lacking streamlined access and management systems.

Innovation Solution

A full-service charging station system that includes a server configured to receive vehicle identification and charging confirmation profiles, enabling secure and efficient vehicle access through remote keyless entry commands and autonomous driving instructions, allowing attendants to manage vehicle movement and access without physical keys.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If attendants manually unlock vehicles using physical keys, then vehicle access is achieved, but security risks increase and operational efficiency decreases

Engineering Contradiction:
Improvevehicle access securityVSAvoidvehicle management efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent replaces the mechanical key-based unlocking system with an electronic remote keyless entry system. The server communicates with vehicles through electronic commands (CVS protocol) to unlock doors and control vehicle functions, eliminating the need for physical keys and manual intervention by attendants.

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

Solution Approach 2:

The system enables vehicles to be unlocked and managed automatically through server-based command profiles without requiring attendant intervention. The electronic system self-manages vehicle access control, door unlocking, and charging operations based on pre-configured command profiles.

Inventive Principle:
Principle #25Self-service

2Ease of operation

If attendants manually manage vehicle access, then vehicle control is possible, but time consumption increases and operational complexity increases

Engineering Contradiction:
Improvevehicle access controlVSAvoidvehicle management time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The system pre-configures command profiles containing sequences of operations (unlock doors, start charging, etc.) before they are needed. When a vehicle arrives, the server automatically applies the appropriate pre-configured command profile, eliminating the need for attendants to manually perform each step during vehicle management.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The server acts as an intermediary between the charging station infrastructure and the vehicles. It manages all communication and command dissemination, automatically handling vehicle identification, authentication, and execution of access control operations without requiring direct attendant-vehicle interaction.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Extent of automation

If physical keys are used for vehicle access, then simple control is achieved, but security vulnerabilities increase and automation capability decreases

Engineering Contradiction:
Improvevehicle access automationVSAvoidaccess control system complexity
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The server-based command profile system serves multiple functions: it manages vehicle identification, authentication, door unlocking, charging control, and security monitoring. This single electronic system replaces multiple separate functions that would otherwise require different mechanisms, achieving multi-functionality without proportionally increasing complexity.

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

Data Source

PatentUS10875420B2Full-service charging station for an electric vehicle and method of operating the same
Publication Date: 2020.12.29 GM GLOBAL TECHNOLOGY OPERATIONS LLC
  • US10875420B2 patent drawing
  • US10875420B2 patent drawing
  • US10875420B2 patent drawing

AI summary

A full-service electric vehicle charging station and method of operating the station can provide for efficient and secure vehicle access and movement. The full-service charging station can include a parking area with a charging area; an electric vehicle charger at the charging area; and a full-service charging station server. The full-service charging station server is configured to receive vehicle identification information and a charging confirmation profile from the electric vehicle. The vehicle identification information or the charging confirmation profile includes location information relating to the electric vehicle. Additionally, the full-service charging station server is further configured to disseminate a command profile directly, indirectly, or a combination thereof, to the electric vehicle. The command profile includes a security-based command, a driving command, or both a security-based command and a driving command.