Classifications

• • G—PHYSICS
  • G07—CHECKING-DEVICES
  • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
  • G07C9/00—Individual registration on entry or exit
  • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
  • G07C9/00182—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with unidirectional data transmission between data carrier and locks
• • G—PHYSICS
  • G07—CHECKING-DEVICES
  • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
  • G07C2209/00—Indexing scheme relating to groups G07C9/00 - G07C9/38
  • G07C2209/60—Indexing scheme relating to groups G07C9/00174 - G07C9/00944
  • G07C2209/62—Comprising means for indicating the status of the lock

Definitions

• Communication system comprising an electronic key of a vehicle, electronic key for use in a communication system and method of communicating information from a vehicle to a portable communication terminal
• the present invention relates to a communication system comprising an electronic key of a vehicle, a telecommunication device of the vehicle.
• the present invention also relates to an electronic key for use in a communication system and a method of communicating information from a vehicle to a portable telecommunication terminal.
• Communication systems comprising an electronic key of a vehicle and a telecommunication device of the vehicle are known, for example from the German patent application DE 101 42 967 A1.
• This publication proposes to provide a vehicle with a telecommunication device of the vehicle capable of communicating with a vehicle key PDA form (Personal Digital Assistant, PDA).
• PDA Personal Digital Assistant
• the digital digital assistant comprises a display element so that it is possible to represent, on the display element, for example an image representing a function that can be activated in the vehicle.
• a disadvantage of such a system or such a vehicle consists in the need to provide a relatively complex device for performing such an electronic key function with a display element.
• Such an electronic key requires for example not only a transmitter but also a radio communication receiver and a display element which makes the production of such a device or such a dongle relatively expensive and bulky and increases the weight of the dongle.
• Another disadvantage of a device according to the prior art is the sensitivity or susceptibility of such a device in a daily and long-term use, for example for several years.
• the present invention is intended in particular to overcome the drawbacks of the prior art, particularly those mentioned above, and also aims to provide a communication system, an electronic key and a method of communicating information.
• a communication system comprising an electronic key of a vehicle, a telecommunication device of the vehicle and a portable communication terminal, the electronic key comprising a first transmitter and the vehicle comprising a first receiver, the first transmitter and the first receiver being provided to carry out a wireless transmission of at least one information request from the electronic key to the vehicle, the telecommunication device of the vehicle comprising at least a second transmitter, the terminal telecommunication carrier comprising at least a second receiver, the second transmitter and the second receiver being provided for wireless transmission of information from the vehicle to the portable communication terminal, the portable communication terminal being arranged to display at least one share information on a display element d u portable communication terminal.
• a communication system With such a communication system, it is advantageously possible to obtain the electronic key very inexpensively and as small as possible. In addition, it is not necessary to provide sophisticated programming and adapted to the user of the electronic key.
• Another important advantage of a communication system according to the invention consists in providing a wireless communication between the electronic key and the vehicle as well as between the vehicle and the portable telecommunications terminal in an extremely safe and secure way without such a high level of security would require additional and costly measures.
• the level of security of radio communication transmissions between the elements of the communication system are of the same level as the security level of a vehicle dongle commonly used and increasingly common.
• the first transmitter and the first receiver are intended for short-range wireless communication, in particular for a range of less than 500 meters, preferably for a range of less than 150 meters, and particularly for a range. less than 50 meters.
• Such a choice of communication range between the first transmitter and the first receiver facilitates not only the communication between the electronic key and the vehicle but also increases the level of security for the communication between the electronic key and the vehicle.
• by a short-range wireless communication it is possible to use transmission power of the first comparatively low receiver, so that the lifetime of such an electronic key can be increased or the intervals reloading of such an electronic key can be increased.
• a preferred development of the invention lies in the fact that the second transmitter and the second receiver are provided for short-range wireless communication, in particular for a range of less than 500 meters, preferably for a range of less than 150 meters, and particularly for a range of less than 50 meters, including communication according to a standard Wireless Local Area Network (WLAN) and / or WIGWAM (Wireless Gigabit With Advanced Multimedia Support) and / or Bluetooth.
• WLAN Wireless Local Area Network
• WIGWAM Wireless Gigabit With Advanced Multimedia Support
• the second transmitter and the second receiver are intended for communication in a cellular radiocommunication network, in particular of the GSM (Special Mobile Group / Global System for Mobile Communications) type and / or of the UMTS (Universal Mobile) type. Mobile Telecommunications System).
• GSM Global System for Mobile Communications
• UMTS Universal Mobile
• the advantage of making the second transmitter and the second receiver in such a way lies in the fact that it is possible to use a portable telecommunications terminal which does not require adaptation to the communication system according to the invention, that is, it is possible to use any portable telecommunication terminal or even a non-portable telecommunication terminal that satisfies a communication standard in a cellular radio network.
• a preferred development of the invention also lies in the fact that the information is provided as safety information, in particular concerning the interior and / or exterior of the vehicle and / or as technical information and / or or as comfort information.
• the information which can be either very focused on a need for specific information transmission (for example the transmission of information if there is an individual present in the interior and / or outside the vehicle, for example a thief) and it is also possible to transmit a choice or a relatively complex and exhaustive set of information so as to be able to display on the display element of the portable telecommunications terminal all the information that a user wishes to receive concerning the vehicle, for example security information relating to the inside and / or outside of the vehicle, technical information concerning eg the mileage of the vehicle, the mess vehicle diagnostic unit errors or comfort information, for example regarding the temperature inside the vehicle and / or the temperature of the seats and
• the electronic key comprises an actuating element for transmitting the information request of the electronic key to the vehicle.
• the telecommunication device of the vehicle and / or the portable telecommunication terminal • comprises a selection means for determining the information received and displayed by the portable telecommunication terminal and / or to determine the display order of the information by the portable telecommunication terminal.
• a selection means it is advantageously possible to provide a selection of the information to be transmitted from the vehicle to the portable telecommunication terminal or the information to be displayed preferably or in advance on the display element of the portable terminal.
• the present invention also relates to an electronic key for use in a communication system according to the present invention and an electronic key which comprises an actuating element for transmitting the information request of the electronic key to the vehicle. It is thus advantageously possible to make a communication system according to the present invention without providing an electronic key that is too complex and too expensive.
• the present invention also relates to a method of communicating information from a vehicle to a portable telecommunication terminal by using a communication system according to the present invention in which in a first step, the information request is transmitted from the electronic key to the telecommunication device of the vehicle by means of the first transmitter and the first receiver, in a second step, the information is transmitted from the telecommunication device of the vehicle to the portable telecommunication terminal by means of the second transmitter and the second receiver, in a third step, the information is displayed by the display element of the portable telecommunication terminal.
• a method it is advantageously possible to use an electronic key of reduced complexity and complexity while using the portable telecommunication terminal with its display element for purposes of displaying the transmitted information.
• a selection to determine the information to be transmitted to the portable telecommunication terminal is made to the telecommunication device of the vehicle and / or a determination of the order of display of the information by the portable telecommunication terminal is made to the telecommunication device of the vehicle and / or the portable telecommunication terminal. It is thus possible to guide and select the information transmitted and the display of this information on the portable telecommunication terminal.
• Figure 1 is a schematic view of the elements of a communication system according to the present invention.
• the communication system 100 comprises an electronic key 1 of a vehicle 2.
• the vehicle 2 comprises a telecommunication device 20 of the vehicle 2.
• the communication system 100 also includes a portable telecommunication terminal 3.
• the electronic key 1 comprises a first transmitter 11.
• the telecommunication device 20 of the vehicle 2 comprises a first receiver 21 and a second transmitter 22.
• the portable telecommunications terminal 3 comprises a second receiver 32.
• the first transmitter 11 and the first receiver 21 are provided to carry out a wireless transmission at least an information request 110 of the electronic key 1 to the vehicle 2.
• the second transmitter 22 and the second receiver 32 are provided to achieve a wireless transmission of information 120 of the vehicle 2 to the portable telecommunications terminal 3.
• the portable telecommunications terminal 3 also includes a display element 33.
• the display element 33 is designed to display at least a part of the information 120 transmitted between the vehicle 2 and the portable telecommunications terminal 3.
• the electronic key 1 also comprises an actuating element 15, for example a key, a button or another actuating element. By actuating the actuating element 15, a user can cause the transmission of the information request 110 from the electronic key 1 to the vehicle 2.
• the information request 110 is processed in the vehicle 2, in particular in the telecommunication device 20 of the vehicle 2.
• the second transmitter 22 transmits the information 120 to the second receiver 32 of the portable telecommunications terminal 3 for display on the display element 33.
• the transmission of the information request 110 and the transmission of the information 120 is done in a secure manner.
• This can be achieved by securing at least one of the two transmission channels, that is to say either between the electronic key 1 to the vehicle 2, or between the vehicle 2 to the portable telecommunications terminal 3.
• the other of the two transmission channels is therefore also secure.
• the security of the transmission of the information request 110 and the transmission of the information 120 is preferably done by securing the transmission of the information request 110 between the electronic key 1 to the vehicle 2
• This can be achieved by using a transmission or a communication protocol of the type used between an electronic key and a car to open or close the central locking of the car, for example a transmission to radio waves in one or more ISM bands (industrial, scientific, and medical)
• ISM bands industrial, scientific, and medical
• Security Information 120 may be provided as security information.
• security information may comprise an image or sequence of images of the surroundings of the vehicle 2 so that it is possible for a user approaching the vehicle 2 to realize that he is there is no one around the vehicle 2.
• security information may include information on the presence or absence of a person (not presumed) in the vehicle 2 so that it is possible for a user approaching the vehicle 2 to notice that there is no one in the vehicle 2.
• Information 120 may also (cumulatively or alternatively to safety information) be provided as technical information and / or comfort information.
• technical information may include information on the mileage of the vehicle (for example during a visit of the user in a garage or in a car rental station) and / or on error messages (for example one or more vehicle diagnostic units) so that it is possible to inform one or more technical parameters of the vehicle.
• comfort information may include information on the temperature inside the vehicle and / or on the temperature of one or more seats and / or the steering wheel of the vehicle so that it is possible to to inform on one or more parameters of comfort of the vehicle. List of references

Landscapes

• Engineering & Computer Science (AREA)
• Computer Networks & Wireless Communication (AREA)
• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Lock And Its Accessories (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=39773168

Family Applications (1)

Country Status (3)

Families Citing this family (6)

Family Cites Families (29)

• 2008
  • 2008-03-18 EP EP08748841A patent/EP2129555A2/de not_active Withdrawn
  • 2008-03-18 WO PCT/EP2008/002155 patent/WO2008125177A2/fr not_active Ceased
  • 2008-03-18 US US12/532,239 patent/US8686830B2/en not_active Expired - Fee Related

Non-Patent Citations (1)

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