Invention Grant
- Patent Title: Encryption circuit randomness inspector and method
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Application No.: US17933198Application Date: 2022-09-19
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Publication No.: US11765140B2Publication Date: 2023-09-19
- Inventor: Muddassar Farooq , Muhammad Rashad Ramzan , Kenneth Stanwood
- Applicant: Wi-LAN Research Inc.
- Applicant Address: US CA Vista
- Assignee: Wi-LAN Research Inc.
- Current Assignee: Wi-LAN Research Inc.
- Current Assignee Address: US CA Vista
- Agency: Eckert Seamans Cherin & Mellott, LLC
- Agent Philip E. Levy
- Main IPC: H04L29/06
- IPC: H04L29/06 ; G06F21/00 ; H04L9/40 ; H04W12/03

Abstract:
A baseband processor of a communication device, the baseband processor comprising a multiple encryption manager that utilizes a transmit data stream as an input data stream in the case that the transmit data stream is determined not to already have encryption applied by a higher layer component, and that utilizes a known unencrypted dataset as an input data stream in the case that the transmit data stream is determined to already have encryption applied by a higher layer component, an encryptor block that encrypts the input data stream into an encrypted data stream, and a randomness inspector that is in communication with the encryptor block, the randomness inspector unit accessing the input data stream and the encrypted data stream from the encryptor block and determining a randomness gain by comparing a first randomness measurement associated with the input data stream to a second randomness measurement associated with the encrypted data stream.
Public/Granted literature
- US20230012195A1 ENCRYPTION CIRCUIT RANDOMNESS INSPECTOR AND METHOD Public/Granted day:2023-01-12
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