Secret key generation for wireless channels

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United States of America Patent

PATENT NO 11582029
SERIAL NO

16951467

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Abstract

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A method of operating a first node to generate a secret key for encrypting wireless transmissions between the first node and a second node. The method comprises receiving a first training signal comprising a plurality of subcarriers from the second node and constructing a matrix from the frequency responses of each of the plurality of subcarriers of the first training signal at the first node. A singular value decomposition of the matrix is computed; and a secret key is derived from one or more singular vectors of the singular value decomposition.

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Patent Owner(s)

Patent OwnerAddress
KABUSHIKI KAISHA TOSHIBA1-1 SHIBAURA 1-CHOME MINATO-KU TOKYO 1050023 ?1050023

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Sandell, Magnus Stig Torsten Bristol, GB 41 300

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