KEY DERIVATION SCHEME FOR DATA FRAME TRANSMISSION IN ULTRA-WIDE BAND RANGING IN KEYLESS ENTRY SYSTEMS

Disclosed are methods and devices for deriving keys for coding the contents of data frames, which are to be transmitted in a keyless entry system during an ultra-wide band ranging session between a transceiver device coupled to a base structure to be opened and closed and/or to be locked and unlocke...

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Bibliographic Details
Main Authors Leong, Frank, De Perthuis, Hugues Jean Marie
Format Patent
LanguageEnglish
French
German
Published 15.07.2020
Subjects
ANALOGOUS ARRANGEMENTS USING OTHER WAVES
ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDEDFOR ELSEWHERE
CHECKING-DEVICES
DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
GENERATING RANDOM NUMBERS
LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION ORRERADIATION OF RADIO WAVES
MEASURING
PHYSICS
RADIO DIRECTION-FINDING
RADIO NAVIGATION
REGISTERING OR INDICATING THE WORKING OF MACHINES
TESTING
TIME OR ATTENDANCE REGISTERS
TRANSMISSION
VOTING OR LOTTERY APPARATUS
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Summary:Disclosed are methods and devices for deriving keys for coding the contents of data frames, which are to be transmitted in a keyless entry system during an ultra-wide band ranging session between a transceiver device coupled to a base structure to be opened and closed and/or to be locked and unlocked, and a mobile transceiver device associated with the structure-coupled transceiver device.
Bibliography:Application Number: EP20190290003