Electric vehicle, taxing server, charging apparatus, drive management method, and program

• US 8,754,743 B2
• Filed: 12/01/2010
• Issued: 06/17/2014
• Est. Priority Date: 12/16/2009
• Status: Expired due to Fees

• Current Assignee: Sony Corporation (Sony Group Corp.)
• Original Assignee: Sony Corporation (Sony Group Corp.)
• Inventors: Ishibashi, Yoshihito
• Primary Examiner(s): Swarthout, Brent
• Assistant Examiner(s): GIRMA, FEKADESELASS
• Application Number:
  US12/958,169
• Publication Number:
  US 20110140835A1
• Time in Patent Office: 1,294 Days
• Field of Search: 340/5.2, 340/426.1, 320/125, 320/155
• US Class Current: 340/5.2
• CPC Class Codes: B60L 2210/20 AC to AC converters
• CPC Class Codes: B60L 53/305 Communication interfaces
• CPC Class Codes: B60L 53/65 involving identification of vehicles or their battery types
• CPC Class Codes: B60L 53/66 Data transfer between charging stations and vehicles
• CPC Class Codes: B60L 53/665 Methods related to measuring, billing or payment
• CPC Class Codes: B60L 53/68 Off-site monitoring or control, e.g. remote control
• CPC Class Codes: G06Q 20/145 Payments according to the detected use or quantity
• CPC Class Codes: G06Q 50/06 Energy or water supply
• CPC Class Codes: G07F 15/003 for electricity
• CPC Class Codes: G07F 15/005 dispensed for the electrical charging of vehicles electrical charging as such, B60L50/00
• CPC Class Codes: H02J 7/00045 Authentication, i.e. circuits for checking compatibility between one component, e.g. a battery or a battery charger, and another component, e.g. a power source
• CPC Class Codes: H02J 7/007 Regulation of charging or discharging current or voltage
• CPC Class Codes: H02J 7/04 Regulation of charging current or voltage
• CPC Class Codes: H04L 63/08 for authentication of entities cryptographic mechanisms or cryptographic arrangements for entity authentication H04L9/32
• CPC Class Codes: Y02T 10/70 Energy storage systems for electromobility, e.g. batteries
• CPC Class Codes: Y02T 10/7072 Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
• CPC Class Codes: Y02T 10/72 Electric energy management in electromobility
• CPC Class Codes: Y02T 90/12 Electric charging stations
• CPC Class Codes: Y02T 90/14 Plug-in electric vehicles
• CPC Class Codes: Y02T 90/16 Information or communication technologies improving the operation of electric vehicles
• CPC Class Codes: Y02T 90/167 : Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
• CPC Class Codes: Y04S 30/14 : Details associated with the interoperability, e.g. vehicle recognition, authentication, identification or billing

Abstract

An electronic device that includes an interface that connects to a charging apparatus and exchanges authentication information with a server via a network. The electronic device also includes a control unit that controls charging of a battery of the electronic device based on power received from the charging apparatus. Upon completion of the charging operation, the interface of the electronic device transmits information for calculating a tax based on the charging operation to the server.

Claims

1. An electronic device comprising:

an interface configured to connect to a charging apparatus and exchange authentication information with a server via a network;

circuitry configured to control charging of a battery of the electronic device based on power received from the charging apparatus, wherein the interface is configured to transmit, to the server, information for calculating tax to the server and a first signature generated based on a first secret key assigned to the electronic device, wherein the first signature has a predetermined expiration date; and

receive, from the server, a completion notification upon completion of charging the battery of the electronic device and a second signature generated based on a second key assigned to the charging server, and

the circuitry is configured to verify a validity of the completion notification based on the second signature; and

enable a motor of the electronic device when the validity of the completion message is verified.

2. The electronic device according to claim 1, wherein

the information for calculating the tax is at least one of an amount of charge received by the battery, battery identification information, driver identification information and car identification information.

3. The electronic device of claim 1, wherein

the interface is configured to receive permission to initiate the charging of the battery upon an indication that authentication with the server is successful.

4. The electronic device of claim 1, wherein:

the circuitry is configured to disable a motor of the electronic device until the validity of the completion notification is verified.

5. The electronic device of claim 1, wherein

the interface is configured to exchange the authentication information with the server over the network via the charging apparatus.

6. The electronic device according to claim 1, wherein

the authentication information is generated based on the first secret key assigned to the electronic device.

7. The electronic device of claim 1, wherein

the information for calculating the tax is an amount of charge received by the battery.

8. A non-transitory computer-readable medium including computer program instructions, which when executed by an electronic device, cause the electronic device to perform a method comprising:

connecting to a charging apparatus;

exchanging authentication information with a server via a network;

controlling charging of a battery of the electronic device based on power received from the charging apparatus;

transmitting information for calculating a tax and a first signature generated based on a first secret key assigned to the electronic device to the server, wherein the first signature has a predetermined expiration date;

receiving, from the server, a completion notification upon completion of charging the battery of the electronic device and a second signature generated based on a second keg assigned to the charging Server;

verifying a validity of the completion notification based on the second signature; and

enabling a motor of the electronic device when the validity of the completion message is verified.

9. A method performed by an electronic device, the method comprising:

connecting, by an interface of the electronic device, to a charging apparatus;

exchanging, by the interface, authentication information with a server via a network;

controlling, by circuitry of the electronic device, charging of a battery of the electronic device based on power received from the charging apparatus;

transmitting, by the interface, information for calculating a tax and a first signature generated based on a first secret key assigned to the electronic device to the server, wherein the first signature has a predetermined expiration date;

receiving, by the interface from the server, a completion notification upon completion of charging the battery of the electronic device and a second signature generated based on a second key assigned to the charging server;

verifying, by the circuitry, a validity of the completion notification based on the second signature; and

enabling, by the circuitry, a motor of the electronic device when the validity of the completion message is verified.

10. An electronic device comprising connecting, by an interface of the electronic device, to a charging apparatus;

means for exchanging authentication information with a server via a network;

means for controlling charging of a battery of the electronic device based on power received from the charging apparatus;

means for transmitting information for calculating a tax and a first signature generated based on a first secret key assigned to the electronic device to the server, wherein the first signature has a predetermined expiration date;

means for receiving, from the server, a completion notification upon completion of charging the battery of the electronic device and a second signature generated based on a second key assigned to the charging server;

means for verifying a validity of the completion notification based on the second signature; and

means for enabling a motor of the electronic device when the validity of the completion message is verified.

11. A server comprising:

an interface configured to receive authentication information from an electronic device connected to a charging apparatus;

circuitry configured to perform authentication with the electronic device based on the authentication information, wherein the interface is configured to transmit permission to initiate charging to the electronic device based on a successful result of the authentication;

receive, from the electronic device, information for calculating a tax and a first signature generated based on a first secret key assigned to the electronic device, wherein the first signature has a predetermined expiration date;

transmit, to the electronic apparatus, a confirmation that the information for calculating the tax has been received; and

transmit, to the electronic device, a completion notification upon completion of charging the battery of the electronic device and a second signature generated based on a second key assigned to the charging server, wherein the electronic device verifies a validity of the completion notification based on the second signature and enables a motor of the electronic device when the validity of the completion message is verified.

12. The server of claim 11, wherein

the authentication information is generated based on the first secret key assigned to the electronic device.

13. A non-transitory computer-readable medium including computer program instructions, which when executed by a server, cause the server to perform a method comprising:

receiving authentication information from an electronic device connected to a charging apparatus;

performing authentication with the electronic device based on the authentication information;

transmitting permission to initiate charging to the electronic device based on a successful result of the authentication;

receiving, from the electronic device, information for calculating a tax and a first signature generated based on a first secret key assigned to the electronic device transmitting, to the electronic apparatus, a confirmation that the information for calculating the tax has been received, wherein the first signature has a predetermined expiration date; and

transmitting, to the electronic device, a completion notification upon completion of charging the battery of the electronic device and a second signature generated based on a second key assigned to the charging server, wherein the electronic device verifies a validity of the completion notification based on the second signature and enables a motor of the electronic device when the validity of the completion message is verified.

14. A method performed by a server, the method comprising:

receiving, by an interface of the server, authentication information from an electronic device connected to a charging apparatus;

performing, by an authentication unit of the server, authentication with the electronic device based on the authentication information;

transmitting, by the interface of the server, permission to initiate charging to the electronic device based on a successful result of the authentication;

receiving, by the interface of the server from the electronic device, information for calculating a tax and a first signature generated based on a first secret key assigned to the electronic device, wherein the first signature has a predetermined expiration date;

transmitting, by the interface of the server to the electronic apparatus, a confirmation that the information for calculating the tax has been received; and

transmitting, by the interface of the server to the electronic device, a completion notification upon completion of charging the battery of the electronic device and a second signature generated based on a second key assigned to the charging server, wherein the electronic device verifies a validity of the completion notification based on the second signature and enables a motor of the electronic device when the validity of the completion message is verified.

15. A server comprising:

means for receiving authentication information from an electronic device connected to a charging apparatus;

means for performing authentication with the electronic device based on the authentication information;

means for transmitting permission to initiate charging to the electronic device based on a successful result of the authentication;

means for receiving, from the electronic device, information for calculating a tax and a first signature generated based on a first secret key assigned to the electronic device;

means for transmitting, to the electronic apparatus, a confirmation that the information for calculating the tax has been received; and

means for transmitting, to the electronic device, a completion notification upon completion of charging the battery of the electronic device and a second signature generated based on a second key assigned to the charging server, wherein the electronic device verifies a validity of the completion notification based on the second signature and enables a motor of the electronic device when the validity of the completion message is verified.

16. A system comprising:

a first interface, at an electronic device, configured to connect to a charging apparatus and exchange authentication information with a server via a network;

a second interface, at the server, configured to receive the authentication information, and transmit permission to initiate charging to the electronic device based on a successful result of the authentication;

circuitry at the electronic device, configured to control charging of a battery of the electronic device based on power received from the charging apparatus and the permission received from the server, wherein

the first interface is configured to transmit information for calculating a tax to the server and a first signature generated based on a first secret key assigned to the electronic device,

wherein the first signature has a predetermined expiration date; and

receive, from the server, a completion notification upon completion of charging the battery of the electronic device and a second signature generated based on a second key assigned to the charging server, and

the circuitry is configured to verify a validity of the completion notification based on the second signature; and

enable a motor of the electronic device when the validity of the completion message is verified.