EP3418983A1 - Procédé et système destinés à l'authentification - Google Patents

Procédé et système destinés à l'authentification Download PDF

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Publication number
EP3418983A1
EP3418983A1 EP17176868.2A EP17176868A EP3418983A1 EP 3418983 A1 EP3418983 A1 EP 3418983A1 EP 17176868 A EP17176868 A EP 17176868A EP 3418983 A1 EP3418983 A1 EP 3418983A1
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EP
European Patent Office
Prior art keywords
locked space
key device
stimulus signal
locked
signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP17176868.2A
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German (de)
English (en)
Inventor
Christopher Fogelklou
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Polestar Performance AB
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Volvo Car Corp
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Filing date
Publication date
Application filed by Volvo Car Corp filed Critical Volvo Car Corp
Priority to EP17176868.2A priority Critical patent/EP3418983A1/fr
Publication of EP3418983A1 publication Critical patent/EP3418983A1/fr
Pending legal-status Critical Current

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    • 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
    • G07C9/00309—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional 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
    • 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
    • G07C9/00658—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by passive electrical keys
    • G07C2009/00746—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by passive electrical keys by knocking on a surface for inputting the code, e.g. detecting a series of taps on a surface
    • 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
    • G07C2209/63—Comprising locating means for detecting the position of the data carrier, i.e. within the vehicle or within a certain distance from the vehicle

Definitions

  • the present disclosure relates to prior to enabling a key device keyless entry into a locked space, establishing that the key device is within a vicinity thereof.
  • a vehicle equipped with a keyless entry system may be able to unlock its doors upon detecting a smart vehicle key such as an electronic key fob associated with the vehicle.
  • a smart vehicle key such as an electronic key fob associated with the vehicle.
  • mobile phone applications providing the functionality of an electronic key fob, thus enabling mobile phones to be used in place of electronic key fobs to control said unlocking of vehicle doors.
  • US 8,736,438 B1 for instance, relates to a computing device functioning as a vehicle key to control one or more functionalities of a vehicle.
  • a computing device such as a mobile phone
  • US 8,736,438 B1 enables keyless entry by means of a computing device such as a mobile phone, there is still room for improvement when it comes to enabling secure keyless entry.
  • the object is achieved by a method performed by an entry system for - prior to enabling a key device keyless entry into a locked space - establishing that the key device is within a vicinity of the locked space.
  • the entry system determines a locked space stimulus signal, which locked space stimulus signal is derived from a sound and/or vibration signal detected by one or more sensors associated with the locked space.
  • the entry system moreover determines a key device stimulus signal, which key device stimulus signal is derived from a sound, motion and/or vibration signal detected by one or more sensors associated with the key device.
  • the entry system compares the locked space stimulus signal with the key device stimulus signal.
  • the entry system further enables - when the locked space stimulus signal matches the key device stimulus signal - an unlocking of the locked space.
  • a locked space stimulus signal is determined, which locked space stimulus signal is derived from a sound and/or vibration signal detected by one or more sensors associated with the locked space
  • a signal is established which is based on a sound and/or vibration pattern - e.g. a tapping sound - detected by at least a first sensor of the locked space.
  • a key device stimulus signal is determined, which key device stimulus signal is derived from a sound, motion and/or vibration signal detected by one or more sensors associated with the key device, a signal is established which is based on a sound, movement and/or vibration pattern - e.g.
  • entry into the locked space is enabled only if the signal detected by the locked space sensor(s) is considered to match the signal detected by the key device sensor(s), which implies that the key device sensor(s) has detected the same sound and/or vibration signal as the locked space sensor(s) has detected, and/or implies that the key device sensor(s) e.g. accelerometer has detected a motion signal correlating with the sound and/or vibration signal detected by the locked space sensor(s). This in turn implies that the key device is within a vicinity of the locked space. Accordingly, unlocking of the locked space is enabled only when the key device is in a vicinity of the locked space, which thus reduces the risk of accidental and/or malicious unlocking of the locked space from a distance.
  • the "entry system” may fully or at least partly be comprised in, be integrated with and/or be connected to the locked space, for instance be distributed between one or more nodes, such as ECUs ("Electronic Control Units").
  • ECUs Electronic Control Units
  • Locked space may refer to "locked vehicle, door, building, room, etc.”
  • keyless entry may refer to "access without use of a traditional mechanical key”.
  • keyless entry may refer to “secure keyless entry” and/or active keyless entry”, and moreover to “keyless entry through an electronic lock” and/or “keyless entry with support from electronic remote control activated by said key device”.
  • keyless entry may refer to the temporary disablement of an alarm, such as an anti-theft alarm, associated with the locked space, for example if repair and/or replacement work needs to be carried on the locked space without requiring entry into a part of the locked space, such as the replacement of a damaged wheel or punctured tyre, whereby "enabling an unlocking of the locked space” consequently refers to the temporary disablement of the alarm.
  • an alarm such as an anti-theft alarm
  • Key device may refer to "electronic key device", and furthermore to "portable and/or handheld key device”. Moreover, the “key device” may for instance be represented by a smartphone and/or a smartwatch, or an equivalent and/or successor thereof. Furthermore, the “key device” may refer to a portable device adapted to be carried by an operator, establish a secure communication link with the entry system and/or a control unit associated therewith, run software and comprise one or more sensors.
  • “Establishing” that the key device is within a vicinity may refer to “ensuring and/or determining” that the key device is within a vicinity, whereas the expression “a vicinity” may refer to “vicinity”, “a close vicinity”, “an arm's length”, “1 meter”, and/or “approximately 1 meter”. According to an example, the expression “within a vicinity of said locked space” may refer to "within a standardized maximum distance from said locked space - or one or more sensors thereof - for allowing keyless entry”.
  • the expression “for, prior to enabling a key device keyless entry into a locked space” may refer to “for, prior to enabling an operator associated with, in possession of and/or carrying a key device, keyless entry into a locked space”.
  • the expression “for, prior to enabling a key device keyless entry into a locked space, establishing that said key device is within a vicinity of said locked space” may refer to "for actively and securely enabling a key device keyless entry into a locked space”.
  • a locked space stimulus signal which locked space stimulus signal is derived from a sound and/or vibration signal detected by one or more sensors associated with the locked space
  • a signal is established which is based on a sound and/or vibration pattern - e.g. a tapping sound - detected by at least a first sensor of the locked space.
  • One or more sensors may in this context refer to “one or more sound and/or vibration sensors and/or equivalents thereof", whereas “associated with the locked space” may refer to "of the locked space", “within the locked space” and/or “comprised in the locked space”.
  • the one or more sensors may be distributed within the locked space in any arbitrary manner considered appropriate for the implementation at hand.
  • Locked space stimulus signal may refer to “interior” and/or “vehicle” stimulus signal
  • locked space “stimulus” signal may refer to locked space “sound and/or vibration” signal.
  • the expression sound and/or vibration “signal” may in this context refer to sound and/or vibration “sequence”, “pattern”, “envelope” and/or “stimulus”, and detection thereof by the one or more locked space sensors may be accomplished as commonly known in the art.
  • Determining" a locked space stimulus signal may refer to “deriving" a locked space stimulus signal.
  • the locked space stimulus signal "being derived from” a sound and/or vibration signal may refer to the locked space stimulus signal "corresponding to" and/or “reflecting” a sound and/or vibration signal.
  • the locked space stimulus signal being “derived” from a sound and/or vibration signal may refer to the locked space stimulus signal being "sampled” from a sound and/or vibration signal.
  • the expression from a sound and/or vibration signal "detected” by one or more sensors may refer to from a sound and/or vibration signal "sampled” by one or more sensors.
  • the sound and/or vibration signal and subsequently the corresponding locked space stimulus signal - and/or signatures thereof - may last an arbitrary duration of time, for instance from a few milliseconds up to several seconds or longer.
  • a signal is established which is based on a sound, movement and/or vibration pattern - e.g. from tapping - detected by at least a first sensor of the key device.
  • One or more sensors may in this context refer to “one or more sound sensors, motion sensors - such as accelerometers and/or gyroscopic sensors - and/or vibration sensors, and/or equivalents thereof", whereas “associated with the key device” may refer to “of the key device", "attached to the key device” and/or “comprised in the key device”.
  • Key device stimulus signal may refer to “exterior” stimulus signal
  • key device “stimulus” signal may refer to key device “sound, motion and/or vibration” signal.
  • the expression sound, motion and/or vibration “signal” may in this context refer to sound, motion and/or vibration “sequence”, “pattern”, “envelope” and/or “stimulus”, and detection thereof by the one or more key device sensors may be accomplished as commonly known in the art. It is for instance commonly known that movement - e.g. back and forth - of a device - such as e.g. the key device - may be detected by a motion sensor - such as an accelerometer - comprised therein.
  • “Determining" a key device stimulus signal may refer to “deriving" a key device stimulus signal.
  • the key device stimulus signal "being derived from” a sound, motion and/or vibration signal may refer to the key device stimulus signal "corresponding to” and/or “reflecting” a sound, motion and/or vibration signal.
  • the expression “said key device stimulus signal being derived from a sound, motion and/or vibration signal detected by one or more sensors associated with said key device” may refer to “said key device stimulus signal being derived from a sound, motion and/or vibration signal detected by one or more sensors associated with said key device, said sound, motion and/or vibration signal being provided via a secure wireless communication link established between said key device and said entry system and/or a control unit associated therewith".
  • Said secure communication link between the key device and the locked space and/or a control unit associated therewith may be accomplished as commonly known in the art, for instance via Bluetooth or via an equivalent or successor thereof, or via any arbitrary short-range protocol.
  • the key device stimulus signal being "derived" from a sound, motion and/or vibration signal may refer to the key device stimulus signal being "sampled” from a sound, motion and/or vibration signal.
  • the expression from a sound, motion and/or vibration signal "detected" by one or more sensors may refer to from a sound, motion and/or vibration signal "sampled” by one or more sensors.
  • the sound, motion and/or vibration signal and subsequently the corresponding key device stimulus signal - and/or signatures thereof - may last an arbitrary duration of time, for instance from a few milliseconds up to several seconds or longer.
  • the expression "comparing said locked space stimulus signal with said key device stimulus signal” may comprise “comparing said locked space stimulus signal with said key device stimulus signal, wherein when said locked space stimulus signal matches said key device stimulus signal, it is determined that said key devise is in a vicinity of said locked space”.
  • the expression "comparing said locked space stimulus signal with said key device stimulus signal” may comprise “comparing said locked space stimulus signal with said key device stimulus signal, wherein when said locked space stimulus signal matches said key device stimulus signal, it is determined that said one or more key device sensors and said one or more locked space sensors have detected the same sound and/or vibration signal, and/or that said motion signal detected by said one or more key device sensors correlates with said sound and/or vibration signal detected by the one or more locked space sensors”.
  • "When” may refer to “if” and/or “provided that”.
  • entry into the locked space is enabled only if the locked space stimulus signal is determined to match the key device stimulus signal. Subsequently, entry into the locked space is enabled only if the signal detected by the locked space sensor(s) is considered to match the signal detected by the key device sensor(s), which implies that the key device sensor(s) has detected the same sound and/or vibration signal as the locked space sensor(s) has detected, and/or that the key device sensor(s) e.g. accelerometer has detected a motion signal correlating with the sound and/or vibration signal detected by the locked space sensor(s). This in turn implies that the key device is within a vicinity of the locked space.
  • unlocking of the locked space is enabled only when the key device is in a vicinity of the locked space, which thus reduces the risk of accidental and/or malicious unlocking of the locked space from a distance.
  • "Enabling" Colour an unlocking may refer to “initiating”, “allowing” and/or “activating”
  • an unlocking may refer to "unlock”.
  • "unlocking of said locked space” may refer to "unlocking of one or more doors of said locked space” and/or “unlocking of one or more electronic locks of said locked space”. The actual subsequent potential unlocking of the locked space may be accomplished as commonly known in the art.
  • when said locked space stimulus signal matches said key device stimulus signal may refer to "when a signature of and/or characteristics of said locked space stimulus signal matches a signature and/or characteristics of said key device stimulus signal”. "When” may refer to “if” and/or “provided that”, whereas “matches” may refer to “essentially matches”, “to a predetermined extent matches”, “correlates with” and/or “coincides with”.
  • comparing the locked space stimulus signal with the key device stimulus signal as described above may comprise comparing a time signature and/or frequency domain signature of the locked space stimulus signal with a time signature and/or frequency domain signature of the key device stimulus signal.
  • the enabling an unlocking of the locked space as described above then comprises enabling an unlocking of the locked space when the time signature and/or frequency domain signature of the locked space stimulus signal matches the time signature and/or frequency domain signature of the key device stimulus signal.
  • the actions described above may be performed at least partly on-board a locked vehicle, which locked vehicle then constitutes the locked space.
  • the vehicle - which may be represented by a parked vehicle - may refer to any arbitrary manner or unmanned vehicle, for instance an engine-propelled or electrically-powered vehicle such as a car, truck, lorry, van, bus, aircraft, aeroplane, drone, vessel, boat etc., or a rail-bound vehicle such as e.g. a train or tram.
  • the vehicle may be adapted to support an unlocking of an electronic lock of one or more doors and/or trunk thereof, initiated by a key device associated therewith over e.g. a secure communication link, as commonly known in the art.
  • "Performed" at least partly on-board a locked vehicle may refer to "performed by said entry system at least partly on-board a locked vehicle", whereas the expression "said locked vehicle constituting said locked space” may refer to "said locked vehicle representing said locked space”.
  • determining a locked space stimulus signal as described above may comprise determining a locked space stimulus signal, which locked space stimulus signal is derived from a sound and/or vibration signal emanating from tapping on an exterior surface of the locked space, detected by one or more sensors associated with the locked space.
  • determining a key device stimulus signal as described above may comprise determining a key device stimulus signal, which key device stimulus signal is derived from a sound, motion and/or vibration signal emanating from tapping on an exterior surface of the locked space, detected by one or more sensors associated with the key device.
  • the signal detected by the locked space sensor(s) and/or the signal detected by the key device sensor(s) is generated from tapping on e.g. a door and/or window of the locked space.
  • a sound, motion and/or vibration signal is generated which sound and/or vibration signal may be detected by the locked space sensor(s).
  • said sound, motion and/or vibration signal may additionally be detected by the key device sensor(s) should the key device be in vicinity of the locked space - and/or the exterior thereof - and/or should the key device be positioned in e.g. a hand - or on a wrist - of an operator generating the tapping.
  • the expression “emanating from” tapping may refer to "generated by”, “generated from” and/or “resulting from” tapping, whereas “tapping” may refer to "knocking" and/or “tapping and/or knocking”.
  • the expression “emanating from tapping on an exterior surface” may refer to “emanating from tapping by an operator in possession of said key device, on an exterior surface”.
  • "In possession of” may refer to “carrying” and/or associated with”
  • "an operator” may refer to "a person requesting keyless entry into said locked space and/or requesting an unlocking of said locked space”.
  • Tapping may for instance have been accomplished by the operator's hand, such as by means of the palm thereof, one or more fingers, and/or one or more knuckles, and/or by any arbitrary device carried by the operator.
  • the expression “surface of said locked space” may refer to "surface of a door and/or window associated with said locked space”.
  • determining a locked space stimulus signal as described above may comprise determining a locked space stimulus signal, which locked space stimulus signal is derived from a sound and/or vibration signal emanating from tapping with the key device on an exterior surface of the locked space, detected by one or more sensors associated with the locked space.
  • determining a key device stimulus signal as described above may comprise determining a key device stimulus signal, which key device stimulus signal is derived from a sound, motion and/or vibration signal emanating from tapping with the key device on an exterior surface of the locked space, detected by one or more sensors associated with the key device.
  • the signal detected by the locked space sensor(s) and/or the signal detected by the key device sensor(s) is generated from tapping with the key device on e.g.
  • a door and/or window of the locked space that is, with the occurrence of tapping with the key device on an exterior of the locked space, a sound, motion and/or vibration signal is generated which sound and/or vibration signal may be detected by the locked space sensor(s).
  • said sound, motion and/or vibration signal may - with great certainty - be detected by the key device sensor(s).
  • Tapping "with” the key device may refer to tapping “by means of” the key device, and may further include tapping "with a protective cover at least partly covering” the key device.
  • emanating from “tapping with said key device” on an exterior surface may refer to emanating from "tapping with said key device by an operator" on an exterior surface.
  • "operator” may refer to "a person requesting keyless entry into said locked space and/or requesting an unlocking of said locked space”.
  • determining a locked space stimulus signal as described above may comprise determining a locked space stimulus signal, which locked space stimulus signal is derived from a sound and/or vibration signal emanating from two or more instances of tapping on an exterior surface of the locked space, detected by one or more sensors associated with the locked space.
  • determining a key device stimulus signal as described above may comprise determining a key device stimulus signal, which key device stimulus signal is derived from a sound, motion and/or vibration signal emanating from two or more instances of tapping on an exterior surface of the locked space, detected by one or more sensors associated with the key device.
  • the signal detected by the locked space sensor(s) and/or the signal detected by the key device sensor(s) is generated from more than one tapping on e.g.
  • a door and/or window of the locked space that is, with the occurrence of two or more instances of tapping on an exterior of the locked space, a more extensive sound, motion and/or vibration signal is generated which sound and/or vibration signal may be detected by the locked space sensor(s).
  • said sound, motion and/or vibration signal may be detected by the key device sensor(s) should the key device be in vicinity of the locked space - and/or the exterior thereof - and/or should the key device sensor(s) be positioned in e.g. a hand - or on a wrist - of an operator generating the tapping.
  • Emanating from two or more instances of "tapping" on an exterior surface may refer to emanating from two or more instance of “tapping by an operator" on an exterior surface.
  • "operator” may refer to "a person requesting keyless entry into said locked space and/or requesting an unlocking of said locked space”.
  • the one or more locked space sensors may comprise at least two sensors.
  • the entry system may then determine a direction from which the sound and/or vibration signal detected by the at least two locked space sensors originates. Enabling an unlocking of the locked space then further comprises enabling an unlocking when the direction originates from a predetermined section of the locked space.
  • the locked space for instance be represented by a vehicle
  • an operator in possession of the key device needs to e.g. tap - e.g. by means of the key device and/or e.g. two or more times - an exterior surface of the vehicle comprising the predetermined section.
  • an unlocking of the locked space will not be enabled. That is, sound and/or vibrations signals assumed not intended for attempting an unlocking of the locked space, such as for instance arbitrary surrounding noise originating from directions not within the predetermined section, will not lead to unlocking of the locked space.
  • the predetermined section may refer to a region at least partly comprising - and/or being close to e.g. within a few meters and/or centimetres of - an electronic lock of the locked space, one of the sensors and/or the entry system. Should the locked space be represented by a vehicle, then the predetermined section may refer to a region at least partly comprised in - and/or close to - a door, a door window, a windshield and/or chassis thereof, for instance on the driver's side and/or region of the vehicle.
  • the size and/or shape of the predetermined section may be arbitrarily selected in view of the implementation at hand, for instance range from a few square centimetres up to several square meters.
  • yet another criteria in order to enable unlocking, in addition to the criteria that the locked space stimulus signal needs to match the key device stimulus signal, yet another criteria must be fulfilled, namely that the locked space stimulus signal needs to match a predetermined sound and/or vibration signal.
  • yet another measure is provided in order to distinguish sound and/or vibration signals intended for attempting to unlock the locked space from other potential detected sound and/or vibration signals, and/or in order to implement an additional security measure.
  • the predetermined sound and/or vibration signal may be arbitrarily selected, for instance personalized by an owner and/or operator of the locked space, e.g. vehicle. Said predetermined sound and/or vibration signal may for instance correspond to a predetermined number of stimulus, such as tapping, with a predetermined timing.
  • predetermined sound and/or vibration “signal” may refer to predetermined sound and/or vibration “sequence" and/ “pattern”.
  • the expression "when said locked space stimulus signal matches a predetermined sound and/or vibration signal” may refer to "when a signature of and/or characteristics of said locked space stimulus signal matches a signature and/or characteristics of a predetermined sound and/or vibration signal”.
  • “matches” may refer to "essentially matches", “to a predetermined extent matches", “correlates with” and/or “coincides with”.
  • "When” the locked space stimulus signal matches a predetermined sound and/or vibration signal may refer to “if” and/or “provided that” the locked space stimulus signal matches a predetermined sound and/or vibration signal, and may in this context further refer to "when further” the locked space stimulus signal matches a predetermined sound and/or vibration signal. Noise removal and/or any other signal processing and/or signal analyzing technique may be utilized before the locked space stimulus signal is compared with the predetermined sound and/or vibration signal.
  • an entry system as discussed above, further adapted for:
  • "communicates with the entry system” may further refer to “communicates via a secure communication link with the entry system”.
  • "When" the signal strength exceeds a predetermined minimum signal strength threshold may refer to “if” and/or “provided that” the signal strength exceeds a predetermined minimum signal strength threshold, and may in this context further refer to "when further” the signal strength exceeds a predetermined minimum signal strength threshold.
  • the minimum signal strength threshold may be arbitrarily set in view of the implementation at hand, and determination of the signal strength may be accomplished as commonly known in the art.
  • the object is achieved by a method performed by an entry system adapted for - prior to enabling a key device keyless entry into a locked space - establishing that the key device is within a vicinity of the locked space.
  • the entry system comprises a locked space determining unit adapted for determining a locked space stimulus signal, which locked space stimulus signal is derived from a sound and/or vibration signal detected by one or more sensors associated with the locked space.
  • the entry system further comprises a key device determining unit adapted for determining a key device stimulus signal, which key device stimulus signal is derived from a sound, motion and/or vibration signal detected by one or more sensors associated with the key device.
  • the entry system comprises a comparing unit adapted for comparing the locked space stimulus signal with the key device stimulus signal.
  • the entry system furthermore comprises an enabling unit adapted for enabling, when the locked space stimulus signal matches the key device stimulus signal, an unlocking of the locked space.
  • the comparing unit is adapted for comparing a time signature and/or frequency domain signature of the locked space stimulus signal with a time signature and/or frequency domain signature of the key device stimulus signal.
  • the enabling unit is then adapted for enabling, when the time signature and/or frequency domain signature of the locked space stimulus signal matches the time signature and/or frequency domain signature of the key device stimulus signal, an unlocking of the locked space.
  • the entry system may be adapted to at least partly be provided on-board a locked vehicle, which locked vehicle constitutes the locked space.
  • the locked space determining unit may be adapted for determining a locked space stimulus signal, which locked space stimulus signal is derived from a sound and/or vibration signal emanating from tapping on an exterior surface of the locked space, detected by one or more sensors associated with the locked space.
  • the key device determining unit may be adapted for determining a key device stimulus signal, which key device stimulus signal is derived from a sound, motion and/or vibration signal emanating from tapping on an exterior surface the locked space, detected by one or more sensors associated with the key device.
  • the locked space determining unit may be adapted for determining a locked space stimulus signal, which locked space stimulus signal is derived from a sound and/or vibration signal emanating from tapping with the key device on an exterior surface of the locked space, detected by one or more sensors associated with the locked space.
  • the key device determining unit may be adapted for determining a key device stimulus signal, which key device stimulus signal is derived from a sound, motion and/or vibration signal emanating from tapping with the key device on an exterior surface of the locked space, detected by one or more sensors associated with the key device.
  • the locked space determining unit may be adapted for determining a locked space stimulus signal, which locked space stimulus signal is derived from a sound and/or vibration signal emanating from two or more instances of tapping on an exterior surface of the locked space, detected by one or more sensors associated with the locked space.
  • the key device determining unit may be adapted for determining a key device stimulus signal, which key device stimulus signal is derived from a sound, motion and/or vibration signal emanating from two or more instances of tapping on an exterior surface of the locked space, detected by one or more sensors associated with the key device.
  • the one or more locked space sensors may comprise at least two sensors.
  • the entry system may then further comprise a direction determining unit adapted for determining a direction from which the sound and/or vibration signal detected by the at least two locked space sensors originates.
  • the enabling unit is then further adapted for enabling an unlocking, when further the direction originates from a predetermined section of the locked space.
  • an entry system as discussed above, further comprising:
  • a computer program product comprising a computer program containing computer program code means arranged to cause a computer or a processor to execute the steps of the entry system discussed above, stored on a computer-readable medium or a carrier wave.
  • the object is achieved by:
  • the entry system 1 is adapted for - prior to enabling a key device 2 keyless entry into a locked space 3 - establishing that the key device 2 is within a vicinity of the locked space 3.
  • the key device 2 is here represented by a smartphone, whereas the locked space 3 here is represented by a vehicle such as a passenger car.
  • the key device 2 and the locked space 3 - here vehicle - are adapted to communicate via a secure communication link in a commonly known manner to subsequently - when conditions are fulfilled that will be explained further on - enable keyless entry into the locked space 3 - here vehicle - by means of the key device 2.
  • the key device 2 comprises one or more sensors 21 , here microphones.
  • the key device 2 may further comprise an optional app 22 which may assist an operator 4 in a commonly known manner to communicate with the locked space 3 - here vehicle.
  • Comprised in the locked space 3 - here vehicle - is one or more sensors 31 , here microphones, which may be distributed as considered suitable for the implementation at hand.
  • the locked space 3 - here vehicle - further comprises one or more exemplifying doors, which comprise electronic locks (not shown) which may be remotely unlocked as commonly known in the art.
  • An exterior surface of the locked space 3 - here vehicle - is denoted 32 , and may refer to any arbitrary exterior surface thereof.
  • the operator 4 taps on the exterior surface 32 of the locked space 3 - here vehicle - holding the key device 2 in his hand.
  • the operator 4 here taps on the window on the driver's side, which in the shown embodiment represents an optional predetermined section 33 of the locked space 3.
  • the entry system 1 comprises a locked space determining unit 101 , an optional direction determining unit 102 , a key device determining unit 103 , a comparing unit 104 , an optional signal strength determining unit 105 and an enabling unit 106 , all of which will be described in greater detail in conjunction with Figure 4 .
  • the embodiments herein for - prior to enabling a key device 2 keyless entry into a locked space 3 such as a vehicle - establishing that the key device 2 is within a vicinity of the locked space 3, may be implemented through one or more processors, such as a processor 107 , here denoted CPU, together with computer program code for performing the functions and actions of the embodiments herein.
  • Said program code may also be provided as a computer program product, for instance in the form of a data carrier carrying computer program code for performing the embodiments herein when being loaded into the entry system 1.
  • One such carrier may be in the form of a CD ROM disc. It is however feasible with other data carriers such as a memory stick.
  • the computer program code may furthermore be provided as pure program code on a server and downloaded to entry system 1.
  • the entry system 1 may further comprise a memory 108 comprising one or more memory units.
  • the memory 108 may be arranged to be used to store e.g. information, and further to store data, configurations, schedulings, and applications, to perform the methods herein when being executed in the entry system 1.
  • the locked space determining unit 101, the optional direction determining unit 102, the key device determining unit 103, the comparing unit 104, the optional signal strength determining unit 105, the enabling unit 106, the optional processor 107 and/or the optional memory 108 may at least partly be comprised in the locked space 3 - here vehicle - for instance in one or more nodes 109 thereof such as electronic control units (ECUs).
  • ECUs electronice control units
  • the locked space determining unit 101 may refer to a combination of analog and digital circuits, and/or one or more processors configured with software and/or firmware, e.g. stored in a memory such as the memory 108, that when executed by the one or more processors such as the processor 107 perform as will be described in more detail in conjunction with Figure 4 .
  • processors may be included in a single ASIC (Application-Specific Integrated Circuitry), or several processors and various digital hardware may be distributed among several separate components, whether individually packaged or assembled into a SoC (System-on-a-Chip).
  • ASIC Application-Specific Integrated Circuitry
  • SoC System-on-a-Chip
  • Figure 3 illustrates an exemplifying diagram of signals detected in the locked space 3 - here vehicle - and by the key device 2 according to embodiments of the disclosure.
  • the tap audio envelopes are generated from the operator 4 tapping four times on the exterior surface 32 of the locked space 3.
  • Shown is a locked space stimulus signal 311 and a key device stimulus signal 211 , both of which will be described in greater detail in the following in conjunction with Figure 4 .
  • Figure 4 is a flowchart depicting an exemplifying method for - prior to enabling a key device 2 keyless entry into a locked space 3 - establishing that the key device 2 is within a vicinity of the locked space 3, according to embodiments of the disclosure.
  • the exemplifying method which may be continuously repeated, comprises the following actions discussed with support essentially from Figures 1-3 .
  • the actions may be taken in any suitable order, for instance may Actions 1001 and 1003 be performed simultaneously and/or in an alternate order.
  • the entry system 1 determines - e.g. by means of the locked space determining unit 101 - a locked space stimulus signal 311.
  • the locked space stimulus signal 311 is derived from a sound and/or vibration signal detected by one or more sensors 31 associated with the locked space 3.
  • a signal 311 is established which is based on a sound and/or vibration pattern - e.g. a tapping sound - detected by at least a first sensor 31 of the locked space 3 - here vehicle.
  • Action 1001 of determining a locked space stimulus signal 311 may comprise determining a locked space stimulus signal 311, which locked space stimulus signal 311 is derived from a sound and/or vibration signal emanating from tapping on an exterior surface 32 of the locked space 3, detected by one or more sensors 31 associated with the locked space 3.
  • the signal 311 detected by the locked space sensor(s) 31 is generated from tapping on e.g. a door and/or window of the locked space 3. That is, with the occurrence of tapping on an exterior 32 of the locked space 3 - here vehicle - a sound and/or vibration signal is generated which may be detected by the locked space sensor(s) 31 - here sensor(s) on-board the vehicle.
  • Action 1001 of determining a locked space stimulus signal 311 may comprise determining a locked space stimulus signal 311, which locked space stimulus signal 311 is derived from a sound and/or vibration signal emanating from tapping with the key device 2 on an exterior surface 32 of the locked space 3, detected by one or more sensors 31 associated with the locked space 3.
  • the signal 311 detected by the locked space sensor(s) 31 is generated from tapping with the key device 2 on e.g. a door and/or window of the locked space 3.
  • a sound and/or vibration signal is generated which may be detected by the locked space sensor(s) 31 - here sensor(s) on-board the vehicle.
  • Action 1001 of determining a locked space stimulus signal 311 may comprise determining a locked space stimulus signal 311, which locked space stimulus signal 311 is derived from a sound and/or vibration signal emanating from two or more instances of tapping on an exterior surface 32 the locked space, detected by one or more sensors 31 associated with the locked space 3.
  • the signal 311 detected by the locked space sensor(s) 31 is generated from more than one tapping on e.g. a door and/or window of the locked space 3.
  • the one or more locked space sensors 31 may comprise at least two sensors. Accordingly, in optional Action 1002, the entry system 1 may determine - e.g. by means of a direction determining unit 102 - a direction from which the sound and/or vibration signal detected by the at least two locked space sensors 31 originates.
  • the entry system 1 determines - e.g. by means of the key device determining unit 103 - a key device stimulus signal 211.
  • the key device stimulus signal 211 is derived from a sound, motion and/or vibration signal detected by one or more sensors 21 associated with the key device 2.
  • a signal 211 is established which is based on a sound, motion and/or vibration pattern - here from tapping - detected by at least a first sensor 21 of the key device 2.
  • Action 1003 of determining a key device stimulus signal 211 may comprise determining a key device stimulus signal 211, which key device stimulus signal 211 is derived from a sound, motion and/or vibration signal emanating from tapping on an exterior surface 32 of said locked space 3, detected by one or more sensors 21 associated with the key device 2.
  • the signal 211 detected by the key device sensor(s) 21 is generated from tapping on e.g. a door and/or window of the locked space 3.
  • a sound, motion and/or vibration signal is generated which may be detected by the key device sensor(s) 21 should the key device 2 be in vicinity of the locked space 3 - here vehicle - and/or the exterior 32 thereof, and/or should the key device sensor(s) 21 be positioned in e.g. a hand or on a wrist of an operator 4 doing the tapping.
  • Action 1003 of determining a key device stimulus signal 211 may comprise determining a key device stimulus signal 211, which key device stimulus signal 211 is derived from a sound, motion and/or vibration signal emanating from tapping with the key device 2 on an exterior surface 32 of the locked space 3, detected by one or more sensors 21 associated with the key device 2.
  • the signal 211 detected by the key device sensor(s) 21 is generated from tapping with the key device 2 on e.g. a door and/or window of the locked space 3. That is, with the occurrence of tapping with the key device 2 on an exterior 32 of the locked space 3 - here vehicle - a sound, motion and/or vibration signal is generated which is detected with great certainty by the key device sensor(s) 21.
  • Action 1003 of determining a key device stimulus signal 211 may comprise determining a key device stimulus signal 211, which key device stimulus signal 211 is derived from a sound, motion and/or vibration signal emanating from two or more instances of tapping on an exterior surface 32 of the locked space 3, detected by one or more sensors 21 associated with the key device 2.
  • the signal 211 detected by the key device sensor(s) 21 is generated from more than one tapping on e.g. a door and/or window of the locked space 3.
  • the entry system 1 compares - e.g. by means of the comparing unit 104 - the locked space stimulus signal 311 with the key device stimulus signal 211.
  • the entry system 1 compares - e.g. by means of the comparing unit 104 - the locked space stimulus signal 311 with the key device stimulus signal 211.
  • Action 1004 of comparing the locked space stimulus signal 311 with the key device stimulus signal 211 may comprise comparing a time signature and/or frequency domain signature of the locked space stimulus signal 311 with a time signature and/or frequency domain signature of the key device stimulus signal 211.
  • similarities and/or correlations may be established between the two signals 311, 211, in view of time signatures and/or frequency domain signatures of the signals 311,211.
  • the entry system 1 may determine - e.g. by means of the signal strength determining unit 105 - a signal strength with which the key device 2 communicates with the entry system 1.
  • the entry system 1 enables - e.g. by means of the enabling unit 106 - when the locked space stimulus signal 311 matches the key device stimulus signal 211, an unlocking of the locked space 3.
  • entry into the locked space 3 - here vehicle - is enabled only if the locked space stimulus signal 311 is determined to match the key device stimulus signal 211.
  • Action 1006 of enabling an unlocking of the locked space 3 may further comprise enabling an unlocking when further the direction originates from a predetermined section 33 of the locked space 3.
  • a sound and/or vibration signal intended for attempting an unlocking of the locked space 3 must originate from the predetermined section 33.
  • an operator 4 in possession of the key device 2 needs to e.g. tap - e.g. by means of the key device 2 and/or e.g. two or more times - an exterior surface 32 of the vehicle 3 comprising the predetermined section 33, which in the embodiment illustrated in Figure 1 is represented by the vehicle door window on the driver's side.
  • Optionally - following upon optional Action 1005 of determining a signal strength with which the key device 2 communicates with the entry system 1 - Action 1006 of enabling an unlocking of the locked space 3 may further comprise enabling an unlocking when further the signal strength exceeds a predetermined minimum signal strength threshold.
  • a predetermined minimum signal strength threshold in order to enable unlocking; in addition to the criteria that the locked space stimulus signal 311 needs to match the key device stimulus signal 211, yet another criteria must be fulfilled, namely that the signal strength associated with the secure communication link needs to reach up to a level considered sufficient.
  • yet another measure is provided for establishing that the key device 2 is in a vicinity of the locked space 3 - here vehicle, with the assumption that a sufficient signal strength may be an indication of closeness.
  • Action 1006 of enabling an unlocking of the locked space 3 may further comprise enabling, when the time signature and/or frequency domain signature of the locked space stimulus signal 311 matches the time signature and/or frequency domain signature of the key device stimulus signal 211, an unlocking of the locked space 3.
  • Action 1006 of enabling unlocking of the locked space 3 may further comprise enabling an unlocking when the locked space stimulus signal 311 matches a predetermined sound and/or vibration signal.
  • enabling an unlocking when the locked space stimulus signal 311 matches a predetermined sound and/or vibration signal.
  • yet another criteria must be fulfilled, namely that the locked space stimulus signal 311 needs to match a predetermined sound and/or vibration signal.
  • yet another measure is provided in order to distinguish sound and/or vibration signals intended for attempting to unlock the locked space 3 - here vehicle - from other potential detected sound and/or vibration signals, and/or in order to implement an additional security measure.
  • Figure 5 illustrates an exemplifying sequence diagram according to embodiments of the disclosure.
  • the term "user” indicated in Figure 5 refers to the operator 4 shown in Figure 1
  • the term “PaK” refers to the node 109 shown in Figure 2 .
EP17176868.2A 2017-06-20 2017-06-20 Procédé et système destinés à l'authentification Pending EP3418983A1 (fr)

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EP3901923A1 (fr) * 2020-04-22 2021-10-27 Ningbo Geely Automobile Research & Development Co. Ltd. Procédé et système de verrouillage de porte de véhicule pour gérer l'accès au véhicule

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US8736438B1 (en) 2012-08-15 2014-05-27 Google Inc. Computing device as a vehicle key
EP2782075A2 (fr) * 2013-03-20 2014-09-24 Delphi Technologies, Inc. Tapoter pour déverrouiller un système de sécurité de véhicule
WO2016087540A1 (fr) * 2014-12-04 2016-06-09 Assa Abloy Ab Utilisation de données de capteur pour authentifier un utilisateur
WO2016092754A1 (fr) * 2014-12-09 2016-06-16 Sony Corporation Appareil de traitement d'informations, procédé de traitement d'informations, et programme

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US20090224870A1 (en) * 2004-10-12 2009-09-10 Sensitive Object Acoustically-Controlled Access Control Installation and An Access Control Device for Such An Installation
US8736438B1 (en) 2012-08-15 2014-05-27 Google Inc. Computing device as a vehicle key
EP2782075A2 (fr) * 2013-03-20 2014-09-24 Delphi Technologies, Inc. Tapoter pour déverrouiller un système de sécurité de véhicule
WO2016087540A1 (fr) * 2014-12-04 2016-06-09 Assa Abloy Ab Utilisation de données de capteur pour authentifier un utilisateur
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EP3901923A1 (fr) * 2020-04-22 2021-10-27 Ningbo Geely Automobile Research & Development Co. Ltd. Procédé et système de verrouillage de porte de véhicule pour gérer l'accès au véhicule

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