EP2300279A1

EP2300279A1 - Vehicle key for storing a vehicle identification, transmitter for transmitting vehicle identification, system for programming a vehicle key, transport means comprising said type of vehicle key, use thereof and method for storing vehicle identification in a vehicle key

Info

Publication number: EP2300279A1
Application number: EP09738227A
Authority: EP
Inventors: Ulrich STÄHLIN; Maik Schäfer; Ulrich Möller
Original assignee: Continental Teves AG and Co OHG
Current assignee: Continental Teves AG and Co OHG
Priority date: 2008-04-30
Filing date: 2009-04-30
Publication date: 2011-03-30
Also published as: DE102009017730A1; CN102015380A; CN102015380B; JP2011521124A; WO2009133183A1; US20110181390A1

Abstract

The invention relates to a vehicle key (100) for storing a vehicle identification (101) with a communication unit (102) and a storage unit (103), wherein the communication unit (102) is designed to receive (114) the vehicle identification (101) from a transmitter (104), and wherein the storage unit (103) is designed to store the received vehicle identification (101).

Description

VEHICLE KEYS FOR SAVING A VEHICLE IDENTIFIER, TRANSMITTER FOR SENDING A VEHICLE IDENTIFICATION, SYSTEM FOR PROGRAMMING A VEHICLE KEY, TRANSPORTING AGENT WITH SUCH A VEHICLE KEY, USE THEREOF AND USE OF THIS DEVICE

Field of the invention

The invention relates to the storage of information in a vehicle key. In particular, the invention relates to a vehicle key for storing a vehicle identifier. Furthermore, the invention relates to a transmitter for transmitting a vehicle identification, a system with a vehicle key and a transmitter for programming a vehicle key for

Storing a vehicle identification, a means of transport with a vehicle key for storing the means of transport identification, the use of a vehicle key for storing the means of transport identification and a method for storing a vehicle identification in a vehicle key.

Background of the invention

The license plate or the vehicle identification of a vehicle, for example, in an automated emergency call (E-call, Ecall) be helpful information for identification and thus faster detection of the vehicle. Further, the license plate may serve for machine readable identification in community (community) applications.

So far, however, the information on the license plate is only human readable available. Summary of the invention

It can be regarded as an object of the invention to transmit a vehicle identification machine-readable and easy to a vehicle.

It is a vehicle key, a transmitter, a system with a vehicle key and a transmitter, a means of transport with a vehicle key, the use of a

Vehicle key and a method for storing a vehicle identifier in a vehicle key according to the features of the independent claims specified. Further developments of the invention are embodied by the dependent claims.

According to an exemplary embodiment of the invention, a vehicle key for a vehicle for storing a vehicle identifier having a communication unit and a storage unit is provided. The communication unit is designed to receive the vehicle identifier from a transmitter. The storage unit is designed to store the received vehicle identifier.

Such a vehicle key makes it possible that an unambiguous assignment of the vehicle via the vehicle key is possible.

Such a vehicle key also makes it possible for the vehicle identification, for example a license plate, a chassis number or the vehicle type or the

Vehicle identification number for an automated emergency call Identification and thus the faster detection of the vehicle can serve. Furthermore, the vehicle identifier can serve for community-readable applications such as Google communities for community-readable applications.

By such a vehicle key, the vehicle identifier can be machine-readable and easily transmitted to the vehicle.

In accordance with another embodiment of the invention, vehicle identification may be entered by input options such as a keypad user interface in the vehicle by a user.

According to a further exemplary embodiment of the invention, a vehicle key for a vehicle is stored for storing a vehicle identifier with a communication unit, wherein the communication unit is designed to transmit the vehicle identifier to a system component of a vehicle.

According to a further exemplary embodiment of the invention, the communication unit is designed to transmit the vehicle identifier to any receiving unit, for example a receiving unit for an emergency call.

According to a further exemplary embodiment of the invention, the communication unit of the vehicle key for receiving the vehicle identifier is provided via a short-range communication system.

Data connection between the communication unit and - A -

the transmitter of the vehicle identifier is established executed.

According to a further exemplary embodiment of the invention, the communication unit for receiving the vehicle identifier can establish a data connection between the vehicle key and the vehicle

Use vehicle that is otherwise used to open and close the vehicle (Remote Keyless Entry = RKE), thereby providing the vehicle identifier from the vehicle key to the system components in the vehicle.

According to a further embodiment of the invention, a vehicle key is provided, wherein the vehicle key is designed as a radio key, wherein the communication of the radio key both for transmitting and receiving the vehicle identification and for opening and closing the

Vehicle is running. For this purpose, the radio key may have a plurality of control keys (for example, an "up" key, an "to" key and a "delivery" key).

According to a further embodiment of the invention, a vehicle key is provided with an authentication unit and an encryption unit. The encryption unit is designed to encrypt the vehicle identifier to be transmitted. The authentication unit is designed to decrypt the encrypted vehicle identifier received by the communication unit.

According to a further embodiment of the invention, the transmission of the vehicle identifier from a transmitter to a

Communication unit of the vehicle key cryptographically encrypted. The encryption as well as the authentication takes place here by means of AES, TEA (Tiny Encryption Algorithm) or High Tee, which are used for example at RKE. AES and TEA are open source encryption algorithms.

According to a further exemplary embodiment of the invention, a transmitter for transmitting a vehicle identifier to a vehicle key of a vehicle for storing a vehicle identifier is provided, which has a memory unit as well as a communication unit. The storage unit is designed to store the vehicle identifier. The communication unit is designed to send the vehicle identifier to the vehicle key.

According to a further exemplary embodiment of the invention, a system for programming a vehicle key for storing a vehicle identifier with a vehicle key according to one of the preceding exemplary embodiments is specified.

According to a further embodiment of the invention, a means of transport with a vehicle key according to one of the preceding embodiments for storing the means of transport identification is indicated.

According to a further embodiment of the invention, the use of a vehicle key according to one of the preceding embodiments for storing a means of transport detection is indicated.

According to a further embodiment of the invention, a method for storing a vehicle identifier in a A vehicle key is provided, comprising the steps of: receiving the vehicle identifier by a communication unit of the vehicle key; storing the received vehicle identifier by a storage unit of the vehicle key.

According to a further exemplary embodiment of the invention, the method additionally comprises the transmission of the vehicle identification by a communication unit of the vehicle key to a system component of the vehicle as a further step.

The individual features of the various embodiments can of course also be combined with each other, which can also be partly beneficial effects set, which go beyond the sum of the individual effects, even if they are not expressly described.

It should be noted in particular that the features described here and hereinafter with regard to the vehicle key can also be implemented in the sender, the system, the means of transport and the method, and vice versa.

These and other aspects of the invention will be elucidated and clarified by reference to the exemplary embodiments hereinafter described.

Brief description of the drawings

Fig. 1 shows a schematic representation of a system for Programming a vehicle key for storing a vehicle identifier according to an embodiment of the invention,

FIG. 2 shows a flowchart of a method for storing a vehicle identifier in a vehicle key according to an exemplary embodiment of the invention.

Detailed description of exemplary embodiments

Hereinafter, embodiments of the invention will be described with reference to the accompanying drawings.

The illustrations in the figures are schematic and not to scale. In the following figure descriptions, the same reference numerals are used for the same or similar elements.

1 shows a system 112 for programming a vehicle key 100 for storing a vehicle identifier 101 with a vehicle key 100 and a transmitter 104. The vehicle key 100 has a communication unit 102 that is connected to a memory unit 103. The communication unit 102 is designed to receive 114 the vehicle identifier 101 from a transmitter 104. Of the

Transmitter 104 is optionally arranged on the vehicle identification 101 or, for example, in a workshop or a vehicle registration office 113.

It should be noted that it is in the

Vehicle identification around the registration number of the vehicle and / or or an identification number (such as the chassis number) of the vehicle.

The communication unit 102 is likewise designed to transmit 115 the vehicle identifier 101 to a system component 105 of a vehicle 106. The vehicle identifications 101 can be attached to a vehicle 106. An operation unit 111, configured as a button for example, may turn the communication unit 102 on and off, i. activate and deactivate a transmission or reception mode of the vehicle key 100.

The vehicle key 100 also has a

Authentication unit 107 and an encryption unit 108. The encryption unit 108 is designed to encrypt the vehicle identifier 101 to be transmitted. The authentication unit 107 is configured to decrypt the encrypted vehicle identifier 101 received by the communication unit 102.

The transmitter 104 may be arranged on a vehicle 106 or a vehicle identification 101 on a vehicle 106 or a vehicle identification 101 or a vehicle registration office 113 or a workshop or another location and has a memory unit 109 and a communication unit 110. The memory unit 109 is configured to store the vehicle identifier 101. The communication unit 110 is designed to transmit the vehicle identification 101 to the vehicle key 100, in particular to the communication unit 102 of the vehicle key 100. FIG. 2 shows a flowchart of a method 200 for storing a vehicle identifier 101 in a vehicle key.

The method 200 has the following steps: In step 201, the vehicle identifier 101 is received by a communication unit 102 of the vehicle key 100. In step 202, the detected vehicle identifier 101 is then stored by a memory unit 103 of the vehicle identification system 101

Vehicle key 100. Finally, in step 203, the vehicle identifier 101 is transmitted by a communication unit 102 of the vehicle key 100 to a system component 105 of a vehicle 106. In this case, the vehicle identification 101 can also be transmitted to an external receiver 104 by a communication unit 102 of the vehicle key 100 in step 203.

Although the invention has been described with reference to embodiments, various changes and

Modifications can be made without departing from the scope of the invention. The vehicle key according to the invention may be used to store any means of transport identifier, such as vehicle identifiers, aircraft identifiers, helicopter identifiers, water or rail vehicle identifiers.

In addition, it should be noted that "comprising" or "having" does not exclude other elements or steps, and "a" or "an" does not exclude a plurality. In particular, the vehicle key, for example, more than one Communication unit, more than one storage unit, more than one authentication unit and more than one encryption unit. Likewise, the transmitter may include more than one memory unit and more than one communication unit, and the system may include more than one vehicle key and more than one transmitter.

It should also be appreciated that features or steps described with reference to any of the above embodiments may also be used in combination with other features or steps of other embodiments described above. Reference signs in the claims are not to be considered as limiting.

10

Claims

Claims:

A vehicle key (100) for a vehicle (106) for storing a vehicle identifier (101), the vehicle key (100) comprising: a communication unit (102); a storage unit (103); wherein the communication unit (102) is adapted to receive (114) the vehicle identifier (101) from a transmitter (104); wherein the memory unit (103) is adapted to store the received vehicle identifier (101).

2. Vehicle key (100) according to any one of the preceding claims, wherein the communication unit (102) for transmitting (115) of the vehicle identifier (101) to a system component (105) of the vehicle (106) is executed.

3. vehicle key (100) according to one of the preceding

Claims, wherein the communication unit (102) for receiving (114) the vehicle identifier (101) via a short-range communication

Data connection that exists between the communication unit (102) and the transmitter (104) of the vehicle identifier (101) is executed.

4. The vehicle key (100) according to any one of the preceding claims, wherein the vehicle key (100) is designed as a radio key;

11 wherein the communication of the radio key for both transmitting (115) and receiving (114) of the vehicle identifier (101) and for the non-contact opening and closing of the vehicle (106) is executed.

The vehicle key (100) according to any one of claims 2 to 4, further comprising: an authentication unit (107); an encryption unit (108); wherein the encryption unit (108) is adapted to encrypt the vehicle identifier (101) to be transmitted. wherein the authentication unit (107) is adapted to decrypt the encrypted vehicle identifier (101) received by the communication unit (102).

A transmitter (104) for transmitting a vehicle identifier (101) to a vehicle key (100) of a vehicle (106) for storing a vehicle identifier (101) according to any one of the preceding claims, the transmitter (104) comprising: a memory unit (109); a communication unit (110); wherein the memory unit (109) is adapted to store the vehicle identifier (101); wherein the communication unit (110) is adapted to transmit (116) the vehicle identifier (101) to the vehicle key (100).

A system (112) for programming a vehicle key (100) for storing a vehicle identifier (101), the system

(112) comprising:

12 a vehicle key (100) according to any one of claims 1 to 5; a transmitter (104) according to claim 6.

8. Transport means (106) with a vehicle key (100) according to one of claims 1 to 5 for storing a means of transport identification (101) of the vehicle (106).

9. Use of a vehicle key (100) according to one of claims 1 to 9 for storing a means of transport identification

(101).

A method (200) of storing a vehicle identifier (101) in a vehicle key (100), the method comprising the steps of:

Receiving (114) the vehicle identifier (101) by a communication unit (102) of the vehicle key (100, 201);

Storing the received vehicle identifier (101) by a memory unit (103) of the vehicle key (100, 202).

The method (200) of claim 10, the method further comprising the step of:

Transmitting (115) the vehicle identifier (101) by a communication unit (102) of the vehicle key (100) to a system component (105) of the vehicle (106, 203).

The method (200) of claim 10, the method further comprising the step of:

Transmitting (115) the vehicle identifier (101) by a communication unit (102) of the vehicle key (100) to an external receiver (104, 203).

13