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US Patent 7242774 Quantum cryptography based on phase entangled photons

Patent 7242774 was granted and assigned to Bbn Technologies on July, 2007 by the United States Patent and Trademark Office.

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Is a
Patent
Patent
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Patent attributes

Current Assignee
Bbn Technologies
Bbn Technologies
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
72427740
Patent Inventor Names
John D. Schlafer0
David Spencer Pearson0
Brig Barnum Elliott0
Date of Patent
July 10, 2007
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Patent Application Number
104624000
Date Filed
June 16, 2003
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Patent Citations Received
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US Patent 12088352 Method and system for identifying entangled photons without classical information sharing
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US Patent 11994899 System that generates a shared random number
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US Patent 12003626 System and method of verification, authentication, and/or certification using entangled photons
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US Patent 12003625 Receiver for verification using entangled photons
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US Patent 12003628 Systems and methods for quantum session authentication
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US Patent 12021977 Systems and methods for server-side quantum session authentication
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US Patent 12028449 Systems and methods for passive quantum session authentication
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US Patent 11764953 Systems and methods for post-quantum cryptography communications channels
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Patent Primary Examiner
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Taghi T. Arani
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Patent abstract

A quantum cryptography system [100] may include a transmitter [110] configured to generate entangled first and second photons, modulate and detect the first photon, and transmit detection information and the second photon. The system [100] may also include a receiver [160] configured to modulate the second photon. The receiver [160] may also be configured to detect the second photon based on the detection information.

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