Fixed-Point Taxi Imaging for Accurate Boarding Identification

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Solution Overview

Problem

Users often struggle to identify the correct taxi cab at the pick-up site due to discrepancies between the information provided by vehicle monitoring systems and their actual visual perception.

Innovation Solution

A boarding support system that utilizes a fixed-point camera installed on the road to capture images of approaching taxis, receives reservation information from a dispatch system, and displays identifying information on a user's device, such as an external appearance image or driver's face, using a computer program.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If vehicle monitoring system data is used to provide taxi information to users, then information can be transmitted to users, but the information does not match the user's visual perception of the taxi

Engineering Contradiction:
Improveinformation accuracyVSAvoidvisual perception accuracy
Core Design Contradiction:
Loss of informationVSMeasurement precision

Solution Approach 1:

The patent uses a fixed-point camera to capture actual images of taxis at the pick-up location and transmits these visual copies to the user's terminal device. This allows the user to see the actual taxi appearance rather than relying on potentially inaccurate database images from vehicle monitoring systems, thereby resolving the discrepancy between transmitted information and visual perception.

Inventive Principle:
Principle #26Copying

2Productivity

If multiple taxis are present at the pick-up site, then dispatch service can be provided, but users have difficulty identifying the correct reserved taxi

Engineering Contradiction:
Improvedispatch service efficiencyVSAvoidtaxi identification ease
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The system captures real-time images of taxis at the pick-up location using a fixed-point camera and transmits these images to the user's terminal device. This allows the user to visually identify their reserved taxi among multiple taxis by comparing the transmitted image with the actual taxis present, making identification easy even when multiple taxis are available.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The system provides visual feedback to the user by transmitting images of the taxi captured by the fixed-point camera to the user's terminal device. This feedback loop allows the user to confirm the taxi's appearance and location, enabling accurate identification among multiple taxis and ensuring the user boards the correct vehicle.

Inventive Principle:
Principle #23Feedback

3Loss of information

If database images from vehicle monitoring systems are used, then taxi information can be provided, but the images do not reflect the actual taxi appearance at the pick-up location

Engineering Contradiction:
Improveinformation availabilityVSAvoidimage accuracy
Core Design Contradiction:
Loss of informationVSReliability

Solution Approach 1:

Instead of relying on stored database images from vehicle monitoring systems, the patent uses a fixed-point camera to capture and transmit actual images of the taxi at the pick-up location. This ensures the transmitted image accurately reflects the real taxi appearance, resolving the reliability issue while maintaining information availability.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS12431020B2Boarding support system, boarding support method and program recording medium
Publication Date: 2025.09.30 NEC CORP
  • US12431020B2 patent drawing
  • US12431020B2 patent drawing
  • US12431020B2 patent drawing

AI summary

A boarding support system, comprises: reception part for receiving an information of a taxicab reserved by a user of the taxicab from a dispatch system executing dispatch of the taxicab; image acquiring part for acquiring an image based on the information of a taxicab, in which the taxicab running for picking up as a response to a reservation is captured from a fixed-point camera which is installed at a predetermined position on a road and capable of taking an image of a taxicab running for picking up the user; and display part for causing a predetermined display device to display an information for identifying the taxicab by using the taxicab image.