Information providing system, server, onboard device, and information providing method

1. An information providing system comprising an onboard device and a server configured to transmit information to and receive information from the onboard device, wherein

the onboard device includes:

one or more first processors configured to acquire a current position and an output mode and to transmit the acquired current position and the acquired output mode to the server; and

an output interface configured to output recommendation information of a power source station which is received from the server, and

the server includes:

one or more memories configured to store information of the power source station including position information of the power source station and a power source price which is detected from a captured image of the power source station; and

one or more second processors configured to

prioritize power source stations which are located within a predetermined range from the current position based on the output mode and to provide information of the prioritized power source stations as the recommendation information of the power source station to the onboard device,

receive the captured image data from a mobile terminal,

extract the power source price information from the captured image data which is received from the mobile terminal, and

generate the information of the power source station including the power source price information and position information corresponding to the captured image data.

2. The information providing system according to claim 1 , wherein

the output mode is a price priority mode, and

the one or more second processors are configured to prioritize the power source stations in ascending order of power source prices.

3. The information providing system according to claim 1 , wherein

the output mode is a required time priority mode, and

the one or more second processors are configured to prioritize the power source stations in ascending order of required times based on the current position of the onboard device and a destination acquired from the onboard device.

4. The information providing system according to claim 1 , wherein

the one or more second processors are configured to detect availability of each power source station from the captured image data and to generate the power source station information including the availability.

5. The information providing system according to claim 1 , wherein the mobile terminal is connected to the onboard device via a wireless connection.

6. The information providing system according to claim 1 , wherein the mobile terminal is connected to the onboard device via a wired connection.

7. A server comprising:

one or more communication modules configured to transmit information to and receive information from an onboard device or a mobile terminal; and

one or more processors configured to

acquire captured image data which is transmitted from the mobile terminal and position information corresponding to the captured image data, to extract a power source price from the captured image data,

generate information of the power source station including the power source price and the position information,

acquire a current position and an output mode which are transmitted from the onboard device,

prioritize power source stations which are located within a predetermined range from the current position based on the output mode,

provide information of the prioritized power source stations as recommendation information of the prioritized power source station to the onboard device.

8. The server according to claim 7 , wherein

the output mode is a price priority mode, and

the one or more processors are configured to prioritize the power source stations in ascending order of power source prices.

9. The server according to claim 7 , wherein

the output mode is a required time priority mode, and

the one or more processors are configured to prioritize the power source stations in ascending order of required times based on the current position of the onboard device and a destination acquired from the onboard device.

10. An information providing method which is performed by an onboard device and a server configured to transmit information to and receive information from the onboard device, the information providing method comprising:

storing, by the server, information of power source stations including position information of the power source stations and power source price information which are detected from captured images of the power source stations that are captured by a mobile terminal;

acquiring, by the onboard device, a current position and an output mode and to transmit the acquired current position and the acquired output mode to the server;

prioritizing, by the server, power source stations which are located within a predetermined range from the current position based on the output mode and to provide information of the prioritized power source stations as recommendation information of the power source stations to the onboard device;

generating, by the server, the information of the power source stations including the power source price information and position information corresponding to the captured image data; and

outputting, by the onboard device, the recommendation information of the power source stations which is received from the server.

11. The information providing method according to claim 10 , wherein

the output mode is a price priority mode, and

the server is configured to prioritize the power source stations in ascending order of power source prices.

12. The information providing method according to claim 11 , further comprising:

extracting, by the server, power source price information from captured image data which is received from the mobile terminal; and

generating, by the server, the information of the power source stations including the power source price information and position information corresponding to the captured image data.

13. The information providing method according to claim 10 , wherein

the output mode is a required time priority mode, and

the server is configured to prioritize the power source stations in ascending order of required times based on the current position of the onboard device and a destination acquired from the onboard device.

14. The information providing method according to claim 13 , further comprising:

extracting, by the server, power source price information from captured image data which is received from the mobile terminal; and

generating, by the server, the information of the power source stations including the power source price information and position information corresponding to the captured image data.

15. The information providing method according to claim 10 , further comprising:

extracting, by the server, power source price information from captured image data which is received from the mobile terminal; and

generating the information of the power source stations including the power source price information and position information corresponding to the captured image data.

16. The information providing method according to claim 15 , wherein

the server is configured to detect availability of each power source station from the captured image data and to generate the information of the power source stations including the availability.

17. The information providing method according to claim 10 , further comprising:

detecting, by the mobile terminal, a current position of the mobile terminal; and

outputting, by the mobile terminal, a notification for prompting a user to capture an image of the power source station when detecting that the current position is located at a predetermined distance from a power source station.