CN106330445B - Vehicle authentication method and device - Google Patents
Vehicle authentication method and device Download PDFInfo
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- CN106330445B CN106330445B CN201510347181.XA CN201510347181A CN106330445B CN 106330445 B CN106330445 B CN 106330445B CN 201510347181 A CN201510347181 A CN 201510347181A CN 106330445 B CN106330445 B CN 106330445B
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Abstract
The invention discloses a kind of vehicle authentication methods, the vehicle authentication method includes: when detecting the certification request of vehicle transmission, the certification request is forwarded to the corresponding second server of the vehicle by first server, so that the second server carries out according to received certification request the authentication operation of vehicle, and return authentication result；The first server receives the authentication result that the second server returns.The invention also discloses a kind of vehicle authentication devices.The present invention can expand the application range of certificate server in automobile wireless charging system.
Description
Technical field
The present invention relates to wireless charging technical field more particularly to a kind of vehicle authentication methods and device.
Background technique
It is well known that electric car is using vehicle power supply as power, with motor driven wheels travel.Electric car due to
The advantages such as its energy-saving and environmental protection, noise be small, its prospects are considered optimistic wildly.However, the development of electric car still suffers from many skills
Art problem, the development of charging technique and the deployment of charging station are wherein key factors.
Currently, the charging technique of electric car is divided into wired charging and wireless charging.In automobile wireless charging system, deposit
In multiple charging operators.When the vehicle that user drives needs to charge, need to drive into the wireless charging operator of its signing
Charging station carries out vehicle by certificate server control wireless charging device after the authentication by certificate server
Charging.But when the vehicle that user drives drives into the charging station of its unsigned wireless charging operator, wireless charging fortune
The certificate server of battalion quotient cannot complete the authentication operation to vehicle, and then cause vehicle that can not charge.In the prior art, vehicle
Wireless charging system has that certificate server application range is relatively narrow.
Summary of the invention
The main purpose of the present invention is to provide a kind of vehicle authentication method and devices, it is intended to expand automobile wireless Charging
The application range of certificate server in system.
To achieve the above object, the present invention provides a kind of vehicle authentication method, and the vehicle authentication method includes:
When detecting the certification request of vehicle transmission, the certification request is forwarded to the vehicle pair by first server
The second server answered, so that the second server is according to the authentication operation of received certification request progress vehicle, and
Return authentication result；
The first server receives the authentication result that the second server returns.
Preferably, it is described after the first server receives the step of authentication result that the second server returns
Vehicle authentication method further include:
When receiving the authentication pass information that the second server returns, the first server sends charge prompting
Information is to the vehicle；
When receiving the charge request that the vehicle is sent, the first server control wireless charging device is to vehicle
Carry out charging operations.
Preferably, described when detecting the certification request of vehicle transmission, first server forwards the certification request
To the corresponding second server of the vehicle, so that the second server carries out vehicle according to received certification request
Authentication operation, and the step of return authentication result includes:
When detecting the certification request of vehicle transmission, the certification request is forwarded to the vehicle pair by first server
The second server answered is asked so that the second server returns to authentication according to the identification information in received certification request
It asks；
When receiving the authentication request that the second server returns, the first server turns the authentication request
It is sent to the vehicle, so that the vehicle is according to received authentication request return authentication information；
When receiving the authentication information that the vehicle returns, the authentication information is forwarded to institute by the first server
Second server is stated, so that the second server is according to the authentication operation of received authentication information completion vehicle, and is returned
Return authentication result.
Preferably, described when detecting the certification request of vehicle transmission, first server forwards the certification request
To the corresponding second server of the vehicle, so that the second server carries out vehicle according to received certification request
Authentication operation, and the step of return authentication result includes:
When detecting the certification request of vehicle transmission, the first server obtains the letter of the identification in the certification request
Breath；
The identification information is compared the first server with each identification information in identification information database；
When each identification information in the identification information and the identification information database mismatches, described first
The certification request is forwarded to the corresponding second server of the vehicle according to the identification information by server, for described
Two servers carry out the authentication operation of vehicle, and return authentication result according to received certification request.
Preferably, the first server by each identification information in the identification information and identification information database into
After the step of row compares, the vehicle authentication method further include:
In identification information database exist occurrence matched with the identification information when, the first server according to
The identification information generates authentication request；
The authentication request is sent to the vehicle by the first server, so that the vehicle is according to received
Authentication request return authentication information；
When receiving the authentication information that the vehicle returns, the first server is according to received authentication information
Complete the authentication operation of vehicle.
In addition, to achieve the above object, the present invention also provides a kind of vehicle authentication device, the vehicle authentication device packet
It includes:
Authentication module is recognized when for detecting the certification request of vehicle transmission when the first server where it by described
Card request is forwarded to the corresponding second server of the vehicle, so that the second server is according to received certification request
Carry out the authentication operation of vehicle, and return authentication result；
Receiving module, the authentication result returned for receiving the second server.
Preferably, the vehicle authentication device further include:
Cue module, when for receiving the authentication pass information of the second server return in the receiving module,
Charge prompting information is sent to the vehicle；
Charge control module, for controlling wireless charging device pair when receiving the charge request that the vehicle is sent
Vehicle carries out charging operations.
Preferably, the authentication module is also used to detect the certification request of vehicle transmission when the first server where it
When, the certification request is forwarded to the corresponding second server of the vehicle, so that the second server is according to its reception
To certification request in identification information return authentication request；And in the authentication request for receiving the second server return
When, the authentication request is forwarded to the vehicle, so that the vehicle is believed according to received authentication request return authentication
Breath；And when receiving the authentication information that the vehicle returns, the authentication information is forwarded to the second server, with
The authentication operation of vehicle, and return authentication result are completed according to received authentication information for the second server.
Preferably, the authentication module includes:
Acquiring unit, when for detecting the certification request of vehicle transmission when the first server where it, described in acquisition
Identification information in certification request；
Comparing unit, for by each knowledge in the identification information database of the identification information and the first server
Other information is compared；
Authentication unit, not for each identification information in the identification information and the identification information database
The certification request is forwarded to the corresponding second server of the vehicle according to the identification information by timing, for described
Two servers carry out the authentication operation of vehicle, and return authentication result according to received certification request.
Preferably, the authentication unit is also used to exist and the identification information matched in identification information database
When with item, authentication request is generated according to the identification information；And the authentication request is sent to the vehicle, for described
Vehicle is according to received authentication request return authentication information；And when receiving the authentication information that the vehicle returns,
The authentication operation of vehicle is completed according to received authentication information.
The present invention is by the way that when detecting the certification request of vehicle transmission, the certification request is forwarded to by first server
The corresponding second server of the vehicle, so that the second server carries out recognizing for vehicle according to received certification request
Card operation, and return authentication result；The first server receives the authentication result that the second server returns.Compared to existing
There is technology, the present invention can be realized the vehicle authentication across wireless charging operator, and then effectively expand automobile wireless charging
The application range of certificate server in system.
Detailed description of the invention
Fig. 1 is the flow diagram of vehicle authentication method first embodiment of the present invention；
Fig. 2 is the flow diagram of vehicle authentication method second embodiment of the present invention；
Fig. 3 is the refinement flow diagram of S10 in Fig. 1；
Fig. 4 is the functional block diagram of vehicle authentication device first embodiment of the present invention；
Fig. 5 is the functional block diagram of vehicle authentication device second embodiment of the present invention.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The present invention provides a kind of vehicle authentication method, referring to Fig.1, in the first embodiment of vehicle authentication method of the present invention
In, the vehicle authentication method the following steps are included:
S10, when detecting the certification request of vehicle transmission, the certification request is forwarded to the vehicle by first server
Corresponding second server, so that the second server is grasped according to the certification that received certification request carries out vehicle
Make, and return authentication result；
Vehicle authentication method provided in this embodiment is mainly used in the wireless charging system of vehicle, is based on the present embodiment
The vehicle authentication method of offer, user can drive the charging station that vehicle drives into any wireless charging operator, no matter the operation
Quotient whether be user signing operator, the achievable authentication operation to vehicle, so obtain charging service.
Currently, wireless charging system includes ground system and Vehicular system, the ground system includes certificate server, leads to
Telecommunications services unit, power send control unit, exchange turns the equipment such as direct current component and primary coil (i.e. charge coil)；The vehicle
System includes the equipment such as battery management system, interior unit, vehicle-mounted rectification module and secondary coil (i.e. power receiving coil).It needs
It is noted that interior unit is provided with SIM, (Subscriber Identity Module, client identification module are also referred to as used
Family identification card) card slot, the SIM card issued for user's insertion by the wireless charging operator of its signing.It is prestored in SIM card
Have authorization data, for for certificate server to vehicle carry out certification and/or vehicle certificate server is authenticated.Communication clothes
Business unit is usually served as by the wireless charging stake for being deployed in charging station, can also be by the wireless aps with wireless charging stake deployment together
(Access Point, access point) serves as.
Communications service unit and interior unit are based on respective wireless communication module and communicate wirelessly with other side, this is wireless
Communication module can use the short distance wireless communication technologies such as Wi-Fi, bluetooth, ZigBee, infrared, NFC, UWB.Wherein, Wi-Fi skill
The working frequency of art is located at ISM (the Industrial Scientific Medical) frequency range of 2.4GHz and the ISM frequency of 5GHz
Section, the advantage is that: signal cover is wide, message transmission rate is high, is easy to merge with other kinds of communication network.This
Embodiment preferably uses Wi-Fi module as the wireless communication module.
The usual active broadcast signal of Communications service unit, when user, which drives vehicle, drives into charging station, if interior unit is detectd
The broadcast singal of Communications service unit sending is measured, then initiates communication connection to the Communications service unit and establishes request, communication garment
Business unit responds the communication connection and establishes request, establishes interior unit and connects with the wireless telecommunications of Communications service unit.It is interior single
Member is connected with the wireless telecommunications of Communications service unit based on connectionless UDP (User Data Protocol, User Datagram Protocol
View) agreement, using DTLS, (Datagram Transport Layer Security, data packet pass security control agreement
Defeated layer security protocol) agreement.
Unit and Communications service unit are established after wireless telecommunications connect in the car, and interior unit is actively to Communications service unit
Send certification request；Communications service unit is after receiving the certification request that interior unit is sent, the certification request that will receive
It is forwarded to first server.It should be noted that the first server is that user currently drives the driven into charging station pair of vehicle
The wireless charging operator of the certificate server answered, the first server ownership can be the wireless charging operation of user's signing
Quotient is also possible to the unsigned wireless charging operator of user.It will be appreciated by persons skilled in the art that interior unit may be used also
Certification request is directly sent to the first server, specifically, interior unit and the first server are established based on company
The communication connection of TCP (Transmission Control Protocol, the transmission control protocol) agreement connect, security protocol
Using TLS (Transport Layer Security, Transport Layer Security) agreement.
In the present embodiment, when detecting the certification request of vehicle transmission, first server forwards the certification request
To the corresponding second server of the vehicle, so that the second server carries out vehicle according to received certification request
Authentication operation, and return authentication result.Wherein, the second server be vehicle ownership user contracted wireless charging fortune
Seek the certificate server of quotient；Interior unit (vehicle) is when sending certification request, it is preferred to use the IMSI of its SIM card being inserted into
(International Mobile Subscriber Identification Number, international mobile subscriber identity) number
It is added in certification request as identification information, and by the IMSI.
It will be appreciated by those skilled in the art that being ICCID (the Integrate circuit that the SIM card also can be used
Card identity, integrated circuit card identification code) or the corresponding cell-phone number of the SIM card as identification information.
It should be noted that any certificate server is stored with its all user for belonging to the signing of wireless charging operator
Identification information (IMSI) and corresponding authorization data, the IMSI and authorization data and the IMSI being presented in the SIM card of user
It is consistent with authorization data.IMSI is 15 decimal numbers comprising MCC (Mobile Country Code, mobile national
Code), MNC (Mobile Network Code, mobile network code) and MSIN (Mobile Subscriber
Identification Number, identification number of mobile subscriber) three parts.Wherein, the resource of MCC is by ITU
(International Telecommunication Union, International Telecommunication Union) in worldwide unified distribution and
It manages, country belonging to unique identification user, totally 3, for example, China is 460；MNC for identification user belonged to it is wireless
Charging operator, 2~3, for example, wireless charging operator A uses 00,02 and 07, wireless charging operator B uses 01 He
06, wireless charging operator C use 20 using 03 and 05, wireless charging operator D；MSIN wireless charging operator for identification
The isolated user of signing, generally 10.In the present embodiment, the first server will according to the MNC field in the IMSI
The certification request is forwarded to (the wireless charging operation that the user of vehicle ownership is contracted of the corresponding second server of the vehicle
The certificate server of quotient), so that the second server is according to the authentication operation (root of received certification request progress vehicle
The IMSI and the corresponding authorization data of the IMSI carried according to certification request is authenticated), the second server completes vehicle
Authentication operation after, Xiang Suoshu first server return authentication result.
S20, the first server receive the authentication result that the second server returns.
In the present embodiment, the first server receives the authentication result that the second server returns, described first
When server receives the authentication result that the second server returns, the vehicle authentication across wireless charging operator is completed.Institute
Corresponding service can also be provided according to its received authentication result for user by stating first server, for example, being the vehicle of user
Charging service is provided.
Further, since the first server and the second server are respectively belonging to different wireless charging fortune
Quotient is sought, the data interaction between the first server and the second server is realized based on internet.Those skilled in the art
Member is it is understood that when the first server and the second server carry out data interaction, interaction between the two
Information is easy to be intercepted by a third party, and causes the loss of user.In view of this, in the present embodiment, the first server and described
Second server is encrypted interactive information between the two when carrying out data interaction.Can using RSA Algorithm,
The rivest, shamir, adelmans such as Elgamal algorithm, knapsack algorithm, Rabin, D-H algorithm, ECC algorithm or DES algorithm, 3DES are calculated
Method, TDEA algorithm, Blowfish algorithm, RC5 algorithm, at least one of symmetric encipherment algorithms such as IDEA algorithm Encryption Algorithm is to institute
Interactive information is stated to be encrypted.Below to be described in detail using the encryption of RSA Algorithm:
RSA Algorithm is to be studied widest rivest, shamir, adelman, from proposing three ten years now, experience
The tests of various attacks is gradually that people receive, is widely considered to be one of current classic asymmetrical encryption approach.This reality
It applies in example, the first server generates a pair of secret keys: public key and private key, and the public key is sent to the second service
Device, before the second server sends data to the first server, the second server uses the institute received
It states public key and RSA Algorithm is encrypted to sent data, and encrypted data are sent to the second server, institute
It states after second server receives the encrypted data, the encrypted data is decrypted using the private key.Similarly, institute
It states second server and also generates a pair of secret keys, public key therein is used for for the first server to being sent to the second service
The data of device are encrypted, and details are not described herein again for detailed embodiment.
The vehicle authentication method that the embodiment of the present invention proposes, when detecting the certification request of vehicle transmission, first service
The certification request is forwarded to the corresponding second server of the vehicle by device, so that the second server is received according to it
Certification request carry out the authentication operation of vehicle, and return authentication result；The first server receives the second server
The authentication result of return.Compared to the prior art, the present invention can be realized the vehicle authentication across wireless charging operator, Jin Eryou
The application range for expanding certificate server in automobile wireless charging system of effect.
In addition, can also be authenticated to Communications service unit to promote the safety of automobile wireless charging system.Specifically
Ground, Communications service unit are also equipped with SIM card slot, the SIM card that the wireless charging operator for being inserted into its ownership is issued.
For example, wireless charging stake, as Communications service unit, after the power-up, the automatic certification request that sends is to its ownership for wireless charging stake
The certificate server of wireless charging operator, by the certificate server according to the IMSI and authorization data of storage to wireless charging stake
It is authenticated, to ensure that the wireless charging stake is legal wireless charging stake.
Further, it is based on first embodiment, proposes the second embodiment of vehicle authentication method of the present invention, referring to Fig. 2, In
In the present embodiment, after above-mentioned steps S20, the vehicle authentication method further include:
S30, when receiving the authentication pass information that the second server returns, the first server sends charging
Prompt information is to the vehicle；
It should be noted that the second server is after the certification request for receiving first server forwarding, root
The authentication operation of vehicle is carried out according to the certification request, if certification passes through, the second server is sent out to the first server
Send authentication pass information；If authentification failure, the second server sends authentication failure message to the first server.
In the present embodiment, when receiving the authentication pass information that the second server returns, the first server
Charge prompting information is sent to the vehicle.Specifically, the first server is receiving what the second server returned
When authentication pass information, charge prompting information is generated, the charge prompting information can be charging package information；First clothes
The charging package information of generation is sent to the interior unit of vehicle by business device, so that it is shown to user, selects to need by user
Charging set meal.
S40, when receiving the charge request that the vehicle is sent, the first server controls wireless charging device pair
Vehicle carries out charging operations.
In the present embodiment, the charging set meal (charge request) that user selects is back to first clothes by the car unit
Business device；When receiving the charging set meal for user's selection that the interior unit returns, the first server controls wireless charging
Electric stake (wireless charging device) carries out charging operations to vehicle.For example, user has selected price for 30 yuan of charging set meal, then institute
It states first server control wireless charging stake and provides the corresponding electricity of charging set meal for the vehicle of user.The present embodiment is being realized
On the basis of vehicle authentication across wireless charging operator, charging of the vehicle across wireless charging operator is further realized, is
User provides convenience.
In addition, the second server can also be completed to the authentication operation of vehicle, and when certification passes through, by described
First server sends authorization requests (charge prompting information, preferably optionally charge package information) to interior unit, for
Interior unit is shown to user, and the charging set meal needed is selected by user；The second server is being connected to interior unit return
User's authorization (charge request, the charging set meal of user's selection) when, according to user's authorization, authentication result and the user prestored
Attribute generates access credentials, and is based on preset signature algorithm using private key and signs to the access credentials, to guarantee it
Credible and non repudiation；The access credentials of generation are sent to the first server by the second server；Described first
Server verifies the access credentials received based on the certificate issued by the second server prestored, if verifying is logical
It crosses, then parses the user's authorization and user property that the access credentials carry, and according to user authorization and user property
Charging service is provided to the vehicle of user, i.e., is filled according to the charging set meal of user's selection and user property to the offer of the vehicle of user
Electricity service.
Further, it is based on first embodiment, proposes the 3rd embodiment of vehicle authentication method of the present invention, referring to Fig. 3, In
In the present embodiment, above-mentioned steps S10 includes:
S101, when detecting the certification request of vehicle transmission, the certification request is forwarded to described by first server
The corresponding second server of vehicle, so that the second server is returned according to the identification information in received certification request
Authentication request；
In the present embodiment, the second server obtains after the certification request for receiving the first server forwarding
The IMSI carried in the certification request, and one or more groups of AV (Authentication are obtained according to the IMSI
Vector, Ciphering Key).Wherein, AV is a triple, including RAND (Random Challenge, random number), AUTN
(Authentication Token, authentication token) and XRES (Expected Response, it is contemplated that response), RAND are
Two servers generate at random and the unpredictable random number for being supplied to interior unit, and length is 16 bytes；AUTN is
The second server passes through the first pre- imputation based on the authorization data corresponding with the IMSI's of the IMSI and storage
What method calculated, for supplying information to interior unit, allow interior unit with it to authenticate to the second server,
Length is 17 bytes；XRES is with the IMSI corresponding authentication number of the second server based on RAND and storage
It is the desired interior unit authentication response parameter of the second server according to what is calculated by the second preset algorithm.
The second server takes the RAND and AUTN in one group of AV therein, as authentication request (User
Authentication Request, also referred to as subscription authentication request) return to the first server.
S102, when receiving the authentication request that the second server returns, the first server is by the authentication
Request is forwarded to the vehicle, so that the vehicle is according to received authentication request return authentication information；
In the present embodiment, interior unit (vehicle) is after the authentication request for receiving the first server forwarding, first
Extract the AUTN in authentication request, the authorization data and the IMSI that interior unit is prestored based on it are pre- by described first
Imputation method is calculated, if calculated result is different from the AUTN, illustrates that the second server is illegal certificate server；
If the calculated result is identical as the AUTN, illustrate that the second server is legal certificate server, interior unit base
RAND in authentication request and the authorization data prestored pass through second preset algorithm and calculate RES (User
Authentication Response, also referred to as subscription authentication response), and be back to using calculated RES as authentication information
The first server.
S103, when receiving the authentication information that the vehicle returns, the first server turns the authentication information
It is sent to the second server, so that the second server is grasped according to the certification that received authentication information completes vehicle
Make, and return authentication result.
In the present embodiment, the second server after the authentication information (RES) for receiving first server forwarding,
By comparing the XRES and RES received of oneself calculating to authenticate to interior unit (vehicle)；If they are the same, certification is logical
It crosses；If it is different, then authentification failure.The second server is after completing to the authentication operation of vehicle, Xiang Suoshu first server
Return authentication result.The present embodiment is on the basis of realizing the vehicle authentication across wireless charging operator, by carrying out vehicle and recognizing
The two-way authentication between server is demonstrate,proved, the safety for effectively promoting certification is able to ascend, avoids the property loss of user.
Further, it is based on the first, second or third embodiment, proposes that the 4th of vehicle authentication method of the present invention implements
Example, in the present embodiment, above-mentioned steps S20 includes:
When detecting the certification request of vehicle transmission, the first server obtains the letter of the identification in the certification request
Breath；
The identification information is compared the first server with each identification information in identification information database；
It should be noted that being stored with the knowledge of all users of this wireless charging operator signing in identification information database
Other information (IMSI) and corresponding authorization data, the IMSI and authorization data and the IMSI and mirror being presented in the SIM card of user
Flexible strategy are according to consistent.In the present embodiment, the first server is after the identification information for getting certification request carrying, by the identification
Information is compared with each identification information in identification information database, if it exists occurrence, then illustrates the identification information pair
The vehicle answered is the vehicle of this wireless charging operator contracted user；Occurrence if it does not exist illustrates that the identification information is corresponding
Vehicle be the unsigned user of this wireless charging operator vehicle.For example, the first server is getting certification request
After the IMSI of carrying, which is compared with each IMSI in identification information database, in the IMSI and identification information
When each IMSI in database is all different, identify that the corresponding vehicle of the IMSI is the unsigned user of this wireless charging operator
Vehicle.
When each identification information in the identification information and the identification information database mismatches, described first
The certification request is forwarded to the corresponding second server of the vehicle according to the identification information by server, for described
Two servers carry out the authentication operation of vehicle, and return authentication result according to received certification request.
In the present embodiment, when each IMSI in the IMSI and identification information database is mismatched, described in explanation
The corresponding vehicle of IMSI is the vehicle of the unsigned user of this wireless charging operator.It is easily understood that due to first clothes
It is engaged in only being stored with the identification information of all users of this wireless charging operator signing in the identification information database of device local
(IMSI) and corresponding authorization data, at this point, the first server forwards the certification request according to the identification information
To the corresponding second server of the vehicle, so that the second server carries out vehicle according to received certification request
Authentication operation.Wherein, the certification for the wireless charging operator that the second server, that is, vehicle ownership user is contracted
Server.Specifically, the certification request is forwarded to the vehicle pair according to the MNC field in IMSI by the first server
The second server answered, so that the second server carries out the authentication operation (root according to received certification request vehicle
Authenticated according to IMSI and corresponding authorization data), the second server is after the authentication operation for completing vehicle, Xiang Suoshu the
One server return authentication result.
It will be appreciated by persons skilled in the art that the first server can also be directly according to the MNC field in IMSI
Determine the vehicle whether be this wireless charging operator contracted user vehicle.
Further, it is based on fourth embodiment, the 5th embodiment of vehicle authentication method of the present invention is proposed, in the present embodiment
In, the step of identification information is compared the first server with each identification information in identification information database
Later, the vehicle authentication method further include:
In identification information database exist occurrence matched with the identification information when, the first server according to
The identification information generates authentication request；
In the present embodiment, when existing in identification information database with the identification information (IMSI) matched occurrence,
The first server identifies that the vehicle is the vehicle of this wireless charging operator contracted user；The first server according to
The IMSI obtains one or more groups of AV (Authentication Vector, Ciphering Key).Wherein, AV is a triple,
Including RAND (Random Challenge, random number), AUTN (Authentication Token, authentication token) and XRES
(Expected Response, it is contemplated that response), RAND are that first server generates at random and for being supplied to interior unit
The unpredictable random number of (vehicle), length are 16 bytes；AUTN be the first server be based on the IMSI and
What the authorization data corresponding with the IMSI's of storage was calculated by third preset algorithm, it is interior single for supplying information to
Member allows interior unit with it to authenticate to the first server, and length is 17 bytes；XRES is described first
Server is calculated based on the authorization data corresponding with the IMSI's of RAND and storage by the 4th preset algorithm, is institute
State the desired interior unit authentication response parameter of first server.
The first server takes the RAND and AUTN in one group of AV therein, as authentication request (User
Authentication Request, also referred to as subscription authentication request) it is sent to the interior unit.
The authentication request is sent to the vehicle by the first server, so that the vehicle is according to received
Authentication request return authentication information；
Interior unit extracts in authentication request first after receiving the authentication request that the first server is sent
AUTN, the authorization data and the IMSI that interior unit is prestored based on it are calculated by the third preset algorithm, if
Calculated result is different from the AUTN, illustrates that the first server is illegal certificate server；If the calculated result with
The AUTN is identical, illustrates that the first server is legal certificate server, interior unit is based in authentication request
RAND and the authorization data prestored pass through the 4th preset algorithm calculating RES (User Authentication
Response, also referred to as subscription authentication response), and the first server is back to using calculated RES as authentication information.
When receiving the authentication information that the vehicle returns, the first server is according to received authentication information
Complete the authentication operation of vehicle.
The first server is after receiving the RES that the interior unit is sent, by the XRES for comparing oneself calculating
With the RES that receives to be authenticated to interior unit (vehicle)；If they are the same, certification passes through；If it is different, then authentification failure.
The present invention also provides a kind of vehicle authentication devices, referring to Fig. 4, in the first embodiment of vehicle authentication device of the present invention
In, the vehicle authentication device includes:
Authentication module 10 will be described when for detecting the certification request of vehicle transmission when the first server where it
Certification request is forwarded to the corresponding second server of the vehicle, so that the second server is asked according to received certification
Ask the authentication operation for carrying out vehicle, and return authentication result；
Vehicle authentication device provided in this embodiment is mainly used in the wireless charging system of vehicle, is based on the present embodiment
The vehicle authentication device of offer, user can drive the charging station that vehicle drives into any wireless charging operator, no matter the operation
Quotient whether be user signing operator, the achievable authentication operation to vehicle, so obtain charging service.
Currently, wireless charging system includes ground system and Vehicular system, the ground system includes certificate server, leads to
Telecommunications services unit, power send control unit, exchange turns the equipment such as direct current component and primary coil (i.e. charge coil)；The vehicle
System includes the equipment such as battery management system, interior unit, vehicle-mounted rectification module and secondary coil (i.e. power receiving coil).It needs
It is noted that interior unit is provided with SIM, (Subscriber Identity Module, client identification module are also referred to as used
Family identification card) card slot, the SIM card issued for user's insertion by the wireless charging operator of its signing.It is prestored in SIM card
Have authorization data, for for certificate server to vehicle carry out certification and/or vehicle certificate server is authenticated.Communication clothes
Business unit is usually served as by the wireless charging stake for being deployed in charging station, can also be by the wireless aps with wireless charging stake deployment together
(Access Point, access point) serves as.
Communications service unit and interior unit are based on respective wireless communication module and communicate wirelessly with other side, this is wireless
Communication module can use the short distance wireless communication technologies such as Wi-Fi, bluetooth, ZigBee, infrared, NFC, UWB.Wherein, Wi-Fi skill
The working frequency of art is located at ISM (the Industrial Scientific Medical) frequency range of 2.4GHz and the ISM frequency of 5GHz
Section, the advantage is that: signal cover is wide, message transmission rate is high, is easy to merge with other kinds of communication network.This
Embodiment preferably uses Wi-Fi module as the wireless communication module.
The usual active broadcast signal of Communications service unit, when user, which drives vehicle, drives into charging station, if interior unit is detectd
The broadcast singal of Communications service unit sending is measured, then initiates communication connection to the Communications service unit and establishes request, communication garment
Business unit responds the communication connection and establishes request, establishes interior unit and connects with the wireless telecommunications of Communications service unit.It is interior single
Member is connected with the wireless telecommunications of Communications service unit based on connectionless UDP (User Data Protocol, User Datagram Protocol
View) agreement, using DTLS, (Datagram Transport Layer Security, data packet pass security control agreement
Defeated layer security protocol) agreement.
Unit and Communications service unit are established after wireless telecommunications connect in the car, and interior unit is actively to Communications service unit
Send certification request；Communications service unit is after receiving the certification request that interior unit is sent, the certification request that will receive
It is forwarded to first server.It should be noted that the first server is that user currently drives the driven into charging station pair of vehicle
The wireless charging operator of the certificate server answered, the first server ownership can be the wireless charging operation of user's signing
Quotient is also possible to the unsigned wireless charging operator of user.It will be appreciated by persons skilled in the art that interior unit may be used also
Certification request is directly sent to the first server, specifically, interior unit and the first server are established based on company
The communication connection of TCP (Transmission Control Protocol, the transmission control protocol) agreement connect, security protocol
Using TLS (Transport Layer Security, Transport Layer Security) agreement.
In the present embodiment, the authentication module 10, for detecting recognizing for vehicle transmission when the first server where it
Card request when, the certification request is forwarded to the corresponding second server of the vehicle, for the second server according to
Received certification request carries out the authentication operation of vehicle, and return authentication result.Wherein, vehicle authentication provided by the invention
Device is run based on first server, and the second server is the wireless charging operator that the user of vehicle ownership is contracted
Certificate server；Interior unit (vehicle) is when sending certification request, it is preferred to use the IMSI of its SIM card being inserted into
(International Mobile Subscriber Identification Number, international mobile subscriber identity) number
It is added in certification request as identification information, and by the IMSI.
It will be appreciated by those skilled in the art that being ICCID (the Integrate circuit that the SIM card also can be used
Card identity, integrated circuit card identification code) or the corresponding cell-phone number of the SIM card as identification information.
It should be noted that any certificate server is stored with its all user for belonging to the signing of wireless charging operator
Identification information (IMSI) and corresponding authorization data, the IMSI and authorization data and the IMSI being presented in the SIM card of user
It is consistent with authorization data.IMSI is 15 decimal numbers comprising MCC (Mobile Country Code, mobile national
Code), MNC (Mobile Network Code, mobile network code) and MSIN (Mobile Subscriber
Identification Number, identification number of mobile subscriber) three parts.Wherein, the resource of MCC is by ITU
(International Telecommunication Union, International Telecommunication Union) in worldwide unified distribution and
It manages, country belonging to unique identification user, totally 3, for example, China is 460；MNC for identification user belonged to it is wireless
Charging operator, 2~3, for example, wireless charging operator A uses 00,02 and 07, wireless charging operator B uses 01 He
06, wireless charging operator C use 20 using 03 and 05, wireless charging operator D；MSIN wireless charging operator for identification
The isolated user of signing, generally 10.In the present embodiment, the first server will according to the MNC field in the IMSI
The certification request is forwarded to (the wireless charging operation that the user of vehicle ownership is contracted of the corresponding second server of the vehicle
The certificate server of quotient), so that the second server is according to the authentication operation (root of received certification request progress vehicle
The IMSI and the corresponding authorization data of the IMSI carried according to certification request is authenticated), the second server completes vehicle
Authentication operation after, to 20 return authentication result of receiving module.
Receiving module 20, the authentication result returned for receiving the second server
The receiving module 20 receives the authentication result that the second server returns, and receives in the receiving module 20
When the authentication result that the second server returns, the vehicle authentication across wireless charging operator is completed.It further can also root
Corresponding service is provided for user according to authentication result, for example, the vehicle for user provides charging service.
Further, since the first server and the second server are respectively belonging to different wireless charging fortune
Quotient is sought, the data interaction between the first server and the second server is realized based on internet.Those skilled in the art
Member is it is understood that when the first server and the second server carry out data interaction, interaction between the two
Information is easy to be intercepted by a third party, and causes the loss of user.In view of this, in the present embodiment, the first server and described
Second server is encrypted interactive information between the two when carrying out data interaction.Can using RSA Algorithm,
The rivest, shamir, adelmans such as Elgamal algorithm, knapsack algorithm, Rabin, D-H algorithm, ECC algorithm or DES algorithm, 3DES are calculated
Method, TDEA algorithm, Blowfish algorithm, RC5 algorithm, at least one of symmetric encipherment algorithms such as IDEA algorithm Encryption Algorithm is to institute
Interactive information is stated to be encrypted.Below to be described in detail using the encryption of RSA Algorithm:
RSA Algorithm is to be studied widest rivest, shamir, adelman, from proposing three ten years now, experience
The tests of various attacks is gradually that people receive, is widely considered to be one of current classic asymmetrical encryption approach.This reality
It applies in example, the first server generates a pair of secret keys: public key and private key, and the public key is sent to the second service
Device, before the second server sends data to the first server, the second server uses the institute received
It states public key and RSA Algorithm is encrypted to sent data, and encrypted data are sent to the second server, institute
It states after second server receives the encrypted data, the encrypted data is decrypted using the private key.Similarly, institute
It states second server and also generates a pair of secret keys, public key therein is used for for the first server to being sent to the second service
The data of device are encrypted, and details are not described herein again for detailed embodiment.
The vehicle authentication device that the embodiment of the present invention proposes, when detecting the certification request of vehicle transmission, first service
The certification request is forwarded to the corresponding second server of the vehicle by device, so that the second server is received according to it
Certification request carry out the authentication operation of vehicle, and return authentication result；The first server receives the second server
The authentication result of return.Compared to the prior art, the present invention can be realized the vehicle authentication across wireless charging operator, Jin Eryou
The application range for expanding certificate server in automobile wireless charging system of effect.
In addition, can also be authenticated to Communications service unit to promote the safety of automobile wireless charging system.Specifically
Ground, Communications service unit are also equipped with SIM card slot, the SIM card that the wireless charging operator for being inserted into its ownership is issued.
For example, wireless charging stake, as Communications service unit, after the power-up, the automatic certification request that sends is to its ownership for wireless charging stake
The certificate server of wireless charging operator, by the certificate server according to the IMSI and authorization data of storage to wireless charging stake
It is authenticated, to ensure that the wireless charging stake is legal wireless charging stake.
Further, it is based on first embodiment, proposes the second embodiment of vehicle authentication device of the present invention, referring to Fig. 5, In
In the present embodiment, the vehicle authentication device further include:
Cue module 30, for receiving the authentication pass information that the second server returns in the receiving module 20
When, charge prompting information is sent to the vehicle；
It should be noted that the second server is after receiving the certification request that the authentication module 10 forwards, root
The authentication operation of vehicle is carried out according to the certification request, if certification passes through, the second server is sent out to the receiving module 20
Send authentication pass information；If authentification failure, the second server sends authentication failure message to the receiving module 20.
In the present embodiment, when the receiving module 20 receives the authentication pass information that the second server returns,
The cue module 30 sends charge prompting information to the vehicle.Specifically, the cue module 30 is in the receiving module
20 when receiving the authentication pass information that the second server returns, and generates charge prompting information, the charge prompting information
It can be charging package information；The charging package information of generation is sent to the interior unit of vehicle by the cue module 30, with
It is shown to user for it, the charging set meal needed is selected by user.
Charge control module 40, for controlling wireless charging device when receiving the charge request that the vehicle is sent
Charging operations are carried out to vehicle.
In the present embodiment, the charging set meal (charge request) that user selects is back to the charging and controlled by the car unit
Molding block 40；The charge control module 40 is when receiving the charging set meal for user's selection that the interior unit returns, control
Wireless charging stake (wireless charging device) processed carries out charging operations to vehicle.For example, user has selected price for 30 yuan of charging
Set meal, then the charge control module 40 controls wireless charging stake and provides the corresponding electricity of charging set meal for the vehicle of user.
The present embodiment further realizes across the wireless charging fortune of vehicle on the basis of realizing the vehicle authentication across wireless charging operator
The charging for seeking quotient, provides convenience for user.
In addition, the second server can also be completed to the authentication operation of vehicle, and when certification passes through, by described
Cue module 30 sends authorization requests (charge prompting information, preferably optionally charge package information) to interior unit, for
Interior unit is shown to user, and the charging set meal needed is selected by user；The second server is being connected to interior unit return
User's authorization (charge request, the charging set meal of user's selection) when, according to user's authorization, authentication result and the user prestored
Attribute generates access credentials, and is based on preset signature algorithm using private key and signs to the access credentials, to guarantee it
Credible and non repudiation；The access credentials of generation are sent to the authentication module 10 by the second server；The certification
Module 10 verifies the access credentials received based on the certificate issued by the second server prestored, if verifying is logical
It crosses, then charge control module 40 parses the user's authorization and user property that the access credentials carry, and according to the user
Authorization and user property to the vehicle of user provide charging service, i.e., according to user selection charging set meal and user property to
The vehicle at family provides charging service.
Further, it is based on first embodiment, the 3rd embodiment of vehicle authentication device of the present invention is proposed, in the present embodiment
In, the authentication module 10 is also used to when the first server where it detects the certification request of vehicle transmission, will be described
Certification request is forwarded to the corresponding second server of the vehicle, so that the second server is asked according to received certification
Identification information in asking returns to authentication request；It, will be described and when receiving the authentication request that the second server returns
Authentication request is forwarded to the vehicle, so that the vehicle is according to received authentication request return authentication information；And
When receiving the authentication information that the vehicle returns, the authentication information is forwarded to the second server, for described the
Two servers complete the authentication operation of vehicle, and return authentication result according to received authentication information.
In the present embodiment, the second server obtains after receiving the certification request that the authentication module 10 forwards
The IMSI carried in the certification request, and one or more groups of AV (Authentication are obtained according to the IMSI
Vector, Ciphering Key).Wherein, AV is a triple, including RAND (Random Challenge, random number), AUTN
(Authentication Token, authentication token) and XRES (Expected Response, it is contemplated that response), RAND are
Two servers generate at random and the unpredictable random number for being supplied to interior unit, and length is 16 bytes；AUTN is
The second server passes through the first pre- imputation based on the authorization data corresponding with the IMSI's of the IMSI and storage
What method calculated, for supplying information to interior unit, allow interior unit with it to authenticate to the second server,
Length is 17 bytes；XRES is with the IMSI corresponding authentication number of the second server based on RAND and storage
It is the desired interior unit authentication response parameter of the second server according to what is calculated by the second preset algorithm.
The second server takes the RAND and AUTN in one group of AV therein, as authentication request (User
Authentication Request, also referred to as subscription authentication request) return to the authentication module 10.
Interior unit (vehicle) extracts authentication first and asks after receiving the authentication request that the authentication module 10 forwards
AUTN in asking, based on the authorization data and the IMSI that interior unit is prestored by it are carried out by first preset algorithm
It calculates, if calculated result is different from the AUTN, illustrates that the second server is illegal certificate server；If the calculating knot
Fruit is identical as the AUTN, illustrates that the second server is legal certificate server, interior unit is based in authentication request
RAND and the authorization data that prestores pass through second preset algorithm and calculate RES (User Authentication
Response, also referred to as subscription authentication response), and the authentication module 10 is back to using calculated RES as authentication information.
The second server is after receiving the authentication information (RES) that the authentication module 10 forwards, certainly by comparison
The XRES that oneself the calculates and RES received is to authenticate interior unit (vehicle)；If they are the same, certification passes through；If it is different, then
Authentification failure.The second server is after completing to the authentication operation of vehicle, 20 return authentication result of Xiang Suoshu receiving module.
The present embodiment is on the basis of realizing the vehicle authentication across wireless charging operator, by carrying out between vehicle and certificate server
Two-way authentication is able to ascend the safety for effectively promoting certification, avoids the property loss of user.
Further, it is based on the first, second or third embodiment, proposes that the 4th of vehicle authentication device of the present invention implements
Example, in the present embodiment, the authentication module 10 includes:
Acquiring unit, when for detecting the certification request of vehicle transmission when the first server where it, described in acquisition
Identification information in certification request；
Comparing unit, for by each knowledge in the identification information database of the identification information and the first server
Other information is compared；
It should be noted that being stored with the knowledge of all users of this wireless charging operator signing in identification information database
Other information (IMSI) and corresponding authorization data, the IMSI and authorization data and the IMSI and mirror being presented in the SIM card of user
Flexible strategy are according to consistent.In the present embodiment, the comparing unit, will after the identification information that acquiring unit gets certification request carrying
The identification information is compared with each identification information in identification information database, if it exists occurrence, then illustrates the identification
The corresponding vehicle of information is the vehicle of this wireless charging operator contracted user；Occurrence if it does not exist illustrates that the identification is believed
Cease the vehicle that corresponding vehicle is the unsigned user of this wireless charging operator.For example, the comparing unit is obtained in acquiring unit
After the IMSI for getting certification request carrying, which is compared with each IMSI in identification information database, at this
When each IMSI in IMSI and identification information database is all different, identify that the corresponding vehicle of the IMSI is this wireless charging fortune
Seek the vehicle of the unsigned user of quotient.
Authentication unit, not for each identification information in the identification information and the identification information database
The certification request is forwarded to the corresponding second server of the vehicle according to the identification information by timing, for described
Two servers carry out the authentication operation of vehicle, and return authentication result according to received certification request.
In the present embodiment, when each IMSI in the IMSI and identification information database is mismatched, described in explanation
The corresponding vehicle of IMSI is the vehicle of the unsigned user of this wireless charging operator.It is easily understood that due to first clothes
It is engaged in only being stored with the signing of this wireless charging operator in the identification information database of device (server where authentication unit) local
All users identification information (IMSI) and corresponding authorization data, at this point, the authentication unit is according to the identification information
The certification request is forwarded to the corresponding second server of the vehicle, so that the second server is according to received
The authentication operation of certification request progress vehicle.Wherein, the nothing that the second server, that is, vehicle ownership user is contracted
The certificate server of line charge electricity operator.Specifically, the authentication unit is according to the MNC field in IMSI by the certification request
It is forwarded to the corresponding second server of the vehicle, so that the second server carries out vehicle according to received certification request
Authentication operation (being authenticated according to IMSI and corresponding authorization data), the second server complete vehicle certification
After operation, Xiang Suoshu authentication unit return authentication result.
It will be appreciated by persons skilled in the art that the comparing unit can also be directly true according to the MNC field in IMSI
The fixed vehicle whether be this wireless charging operator contracted user vehicle.
Further, it is based on fourth embodiment, the 5th embodiment of vehicle authentication device of the present invention is proposed, in the present embodiment
In, when the authentication unit is also used to have occurrence matched with the identification information in identification information database, according to
The identification information generates authentication request；And the authentication request is sent to the vehicle, so that the vehicle is according to it
The authentication request return authentication information received；And when receiving the authentication information that the vehicle returns, according to its reception
The authentication information arrived completes the authentication operation of vehicle.
In the present embodiment, when existing in identification information database with the identification information (IMSI) matched occurrence,
The comparing unit identifies that the vehicle is the vehicle of this wireless charging operator contracted user；The authentication unit is according to
IMSI obtains one or more groups of AV (Authentication Vector, Ciphering Key).Wherein, AV is a triple, including
RAND (Random Challenge, random number), AUTN (Authentication Token, authentication token) and XRES
(Expected Response, it is contemplated that response), RAND are that authentication unit generates at random and for being supplied to interior unit (vehicle
) unpredictable random number, length be 16 bytes；AUTN is the authentication unit based on the IMSI and storage
What authorization data corresponding with the IMSI's was calculated by third preset algorithm, for supplying information to interior unit, make vehicle
Interior unit can authenticate the first server (server where authentication unit) with it, and length is 17 words
Section；XRES is that the authentication unit is default by the 4th based on the authorization data corresponding with the IMSI's of RAND and storage
What algorithm calculated, be the desired interior unit authentication response parameter of the authentication unit.
The authentication unit takes the RAND and AUTN in one group of AV therein, as authentication request (User
Authentication Request, also referred to as subscription authentication request) it is sent to the interior unit (vehicle).
Interior unit extracts in authentication request first after receiving the authentication request that the authentication unit is sent
AUTN, the authorization data and the IMSI that interior unit is prestored based on it are calculated by the third preset algorithm, if
Calculated result is different from the AUTN, illustrates that the first server is illegal certificate server；If the calculated result with
The AUTN is identical, illustrates that the first server is legal certificate server, interior unit is based in authentication request
RAND and the authorization data prestored pass through the 4th preset algorithm calculating RES (User Authentication
Response, also referred to as subscription authentication response), and the authentication unit is back to using calculated RES as authentication information.
The authentication unit after receiving the RES that the interior unit is sent, by compare oneself calculating XRES and
The RES received is to authenticate interior unit (vehicle)；If they are the same, certification passes through；If it is different, then authentification failure.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (8)
1. a kind of vehicle authentication method, which is characterized in that the vehicle authentication method the following steps are included:
When detecting the certification request of vehicle transmission, it is corresponding that the certification request is forwarded to the vehicle by first server
Second server so that the second server is according to the authentication operation of received certification request progress vehicle, and returns
Authentication result；
The first server receives the authentication result that the second server returns；
When receiving the authentication pass information that the second server returns, the first server sends charge prompting information
To the vehicle；
Wireless charging device sends certification request to the first server so that the first server is according to received
Certification request carries out the authentication operation of the wireless charging device, and return authentication result is to confirm the wireless charging device
Legal wireless charging device；
When receiving the charge request of the vehicle transmission and the confirmation wireless charging device is legal wireless charging device,
The first server control wireless charging device carries out charging operations to vehicle.
2. vehicle authentication method as described in claim 1, which is characterized in that described in the certification request for detecting vehicle transmission
When, the certification request is forwarded to the corresponding second server of the vehicle by first server, for the second server
The authentication operation of vehicle is carried out according to received certification request, and the step of return authentication result includes:
When detecting the certification request of vehicle transmission, it is corresponding that the certification request is forwarded to the vehicle by first server
Second server, so that the second server returns to authentication request according to the identification information in received certification request；
When receiving the authentication request that the second server returns, the authentication request is forwarded to by the first server
The vehicle, so that the vehicle is according to received authentication request return authentication information；
When receiving the authentication information that the vehicle returns, the authentication information is forwarded to described the by the first server
Two servers so that the second server is according to the authentication operation of received authentication information completion vehicle, and returns and recognize
Demonstrate,prove result.
3. vehicle authentication method as claimed in claim 1 or 2, which is characterized in that described in the certification for detecting vehicle transmission
When request, the certification request is forwarded to the corresponding second server of the vehicle by first server, for second clothes
Business device carries out the authentication operation of vehicle according to received certification request, and the step of return authentication result includes:
When detecting the certification request of vehicle transmission, the first server obtains the identification information in the certification request；
The identification information is compared the first server with each identification information in identification information database；
When each identification information in the identification information and the identification information database mismatches, the first service
The certification request is forwarded to the corresponding second server of the vehicle according to the identification information by device, for second clothes
Business device carries out the authentication operation of vehicle, and return authentication result according to received certification request；
Wherein, the information stored in the identification information database includes the wireless charging operator of the first server ownership
Contracted user identification information and corresponding authorization data.
4. vehicle authentication method as claimed in claim 3, which is characterized in that the first server by the identification information with
After the step of each identification information in identification information database is compared, the vehicle authentication method further include:
When there is occurrence matched with the identification information in identification information database, the first server is according to
Identification information generates authentication request；
The authentication request is sent to the vehicle by the first server, so that the vehicle is according to received authentication
Request return authentication information；
When receiving the authentication information that the vehicle returns, the first server is completed according to received authentication information
The authentication operation of vehicle.
5. a kind of vehicle authentication device, which is characterized in that the vehicle authentication device includes:
Authentication module asks the certification when for detecting the certification request of vehicle transmission when the first server where it
It asks and is forwarded to the corresponding second server of the vehicle, so that the second server is carried out according to received certification request
The authentication operation of vehicle, and return authentication result；
Receiving module, the authentication result returned for receiving the second server；
Cue module, for sending when the receiving module receives the authentication pass information that the second server returns
Charge prompting information is to the vehicle；
Wireless charging device authentication module, for detecting the wireless charging device hair when the first server where it
When the certification request sent, the authentication operation of the wireless charging device is carried out according to received certification request, and return and recognize
Card result is to confirm the wireless charging device for legal wireless charging device；
Charge control module, for receiving the charge request of the vehicle transmission and confirming the wireless charging device for conjunction
When method wireless charging device, control wireless charging device carries out charging operations to vehicle.
6. vehicle authentication device as claimed in claim 5, which is characterized in that the authentication module is also used to the where it
When one server detects the certification request of vehicle transmission, the certification request is forwarded to the corresponding second service of the vehicle
Device, so that the second server returns to authentication request according to the identification information in received certification request；And it is connecing
When receiving the authentication request that the second server returns, the authentication request is forwarded to the vehicle, for the vehicle
According to received authentication request return authentication information；And when receiving the authentication information that the vehicle returns, by institute
It states authentication information and is forwarded to the second server, so that the second server completes vehicle according to received authentication information
Authentication operation, and return authentication result.
7. such as vehicle authentication device described in claim 5 or 6, which is characterized in that the authentication module includes:
Acquiring unit obtains the certification when for detecting the certification request of vehicle transmission when the first server where it
Identification information in request；
Comparing unit, for believing each identification in the identification information database of the identification information and the first server
Breath is compared；
Authentication unit, for being mismatched in the identification information and each identification information in the identification information database
When, the certification request is forwarded to by the corresponding second server of the vehicle according to the identification information, for described second
Server carries out the authentication operation of vehicle, and return authentication result according to received certification request；
Wherein, the information stored in the identification information database includes the wireless charging operator of the first server ownership
Contracted user identification information and corresponding authorization data.
8. vehicle authentication device as claimed in claim 7, which is characterized in that the authentication unit is also used in identification information number
When according to there is occurrence matched with the identification information in library, authentication request is generated according to the identification information；And by institute
It states authentication request and is sent to the vehicle, so that the vehicle is according to received authentication request return authentication information；And
When receiving the authentication information that the vehicle returns, the authentication operation of vehicle is completed according to received authentication information.
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| JP6891606B2 (en) * | 2017-04-04 | 2021-06-18 | トヨタ自動車株式会社 | Service providing equipment and service providing system |
| DE102017222434A1 (en) * | 2017-12-12 | 2019-06-13 | Audi Ag | Method for authenticating a motor vehicle |
| CN109495454A (en) * | 2018-10-26 | 2019-03-19 | 北京车和家信息技术有限公司 | Authentication method, device, cloud server and vehicle |
| CN109753066A (en) * | 2018-12-29 | 2019-05-14 | 百度在线网络技术（北京）有限公司 | Method, apparatus, hardware device and the computer-readable medium of terminal communication |
| JP2022530886A (en) * | 2019-04-24 | 2022-07-04 | ヒョンダイ モーター カンパニー | EV user authorization method and system |
| CN110166982B (en) * | 2019-05-29 | 2022-04-05 | 深圳成谷科技有限公司 | Switching method of vehicle-road cooperative network and related product |
| CN113949710B (en) * | 2021-10-15 | 2024-04-05 | 北京奇艺世纪科技有限公司 | Data processing method and server cluster |
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| CN104243145A (en) * | 2002-06-20 | 2014-12-24 | 高通股份有限公司 | Key generation in a communication system |
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| WO2013073625A1 (en) * | 2011-11-15 | 2013-05-23 | 株式会社 東芝 | Billing system and electric vehicle charging system |
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| CN104243145A (en) * | 2002-06-20 | 2014-12-24 | 高通股份有限公司 | Key generation in a communication system |
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