Smartphone Driving Behavior Recording via Wireless Trigger
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Solution Overview
Problem
The manufacturing and deployment of devices for acquiring automobile driving behavior are costly and burdensome for insurance companies, and can be cumbersome for drivers to return these devices.
Innovation Solution
A recording device and method that includes a sensing unit, a recording unit, and a transmission unit, allowing for accurate acquisition and transmission of driving behavior data in response to wireless signals, enabling efficient data collection and reduced logistical burdens.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If a dedicated device for acquiring driving behavior is manufactured and sent to drivers, then data collection capability is improved, but manufacturing cost and logistical burden increase
Solution Approach 1:
The patent applies universality by enabling smartphones to serve dual purposes: their original communication functions plus driving behavior monitoring. Instead of manufacturing dedicated monitoring devices, the invention utilizes the existing smartphone hardware (sensors, processors, communication modules) already possessed by drivers, thereby eliminating manufacturing and distribution costs while achieving accurate driving behavior data collection
Solution Approach 2:
The system applies self-service by leveraging the smartphone's existing capabilities to perform monitoring functions. The driver's own device automatically collects, processes, and transmits driving behavior data without requiring external device deployment. The smartphone uses its built-in sensors (accelerometers, gyroscopes, GPS) and processing power to autonomously monitor driving patterns, eliminating the need for insurance companies to manufacture and manage dedicated monitoring devices
2Reliability
If drivers are required to return the monitoring device, then data retrieval is ensured, but user convenience deteriorates
Solution Approach 1:
The patent replaces the mechanical return process with wireless electronic data transmission. Instead of physically returning the device, the smartphone automatically transmits collected driving behavior data through communication networks (mobile data, WiFi) to the insurance company's server. This substitution of physical return with electronic transmission maintains data retrieval reliability while completely eliminating the burden of device return for drivers
Solution Approach 2:
The system introduces a wireless communication network as an intermediary between the driver's smartphone and the insurance company's data server. This intermediary enables automatic data transmission without requiring direct physical interaction or device return. The communication network mediates the data transfer process, ensuring reliable data retrieval while maintaining driver convenience throughout the monitoring period
3Ease of operation
If a simple configuration is used for data collection, then ease of operation is improved, but measurement precision may deteriorate
Solution Approach 1:
The smartphone's multi-functional nature allows it to serve as both a simple user device and a sophisticated monitoring instrument. The device combines multiple sensor types (accelerometers for motion detection, gyroscopes for orientation, GPS for location tracking, microphones for sound detection) into a single universal platform. This convergence of multiple monitoring functions in one device maintains operational simplicity while achieving comprehensive and precise driving behavior measurement through the integration of diverse sensing capabilities
Solution Approach 2:
The system employs a composite approach by integrating multiple sensor types and data sources within the smartphone platform. Rather than using a single simple sensor, the invention combines data from accelerometers, gyroscopes, GPS receivers, and microphones to create a comprehensive monitoring system. This composite sensing approach enhances measurement precision by cross-validating data from multiple sources while maintaining the simplicity of using a single familiar device
Data Source
AI summary
[Object] To provide a recording device capable of acquiring information on behavior of a moving body with high accuracy by using a simple configuration.[Solution] Provided is the recording device including: a sensing unit configured to output data obtained through sensing; a reception unit configured to receive a wireless signal from a signal transmission device provided in a moving body; a recording control unit configured to control start and stop of recording of the data output from the sensing unit, in response to the wireless signal received by the reception unit from the signal transmission device; and a transmission unit configured to transmit the data recorded under the control of the recoding control unit, to an external device.