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Class Information
Number: 380/268
Name: Cryptography > Communication system using cryptography > Pseudo-random sequence scrambling
Description: Subject matter wherein modification of a digital data signal is affected to randomly distribute consecutive appearance of ones and zeros.

Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8712036 System for encrypting and decrypting a plaintext message with authentication Apr. 29, 2014
8712049 System for implementing dynamic pseudorandom keyboard remapping Apr. 29, 2014
8712050 Method for implementing dynamic pseudorandom keyboard remapping Apr. 29, 2014
8712053 Method and system for security authentication of radio frequency identification Apr. 29, 2014
8705741 Subchannel security at the optical layer Apr. 22, 2014
8707057 Data processing apparatus and data processing method Apr. 22, 2014
8687807 Cascading dynamic crypto periods Apr. 1, 2014
RE44777 System and method for encoding data transmitted on a bus Feb. 25, 2014
8654972 Keystream encryption device, method, and program Feb. 18, 2014
8653938 Method of protection in a contactless radiofrequency communication Feb. 18, 2014
8649521 Obfuscation of sequenced encoded data slices Feb. 11, 2014
8634558 Method and system for enhancing crytographic capabilities of a wireless device using broadcasted random noise Jan. 21, 2014
8619980 Information generation apparatus, method, program, and recording medium for deriving a decryption key from another decryption key Dec. 31, 2013
8619981 Systems and methods for producing pseudo-random number distributions in devices having limited processing and storage capabilities Dec. 31, 2013
8611533 Method and system for the Orange family of stream ciphers and method and system for generating stream ciphers based on the ERINDALE-PLUS hashing function Dec. 17, 2013
8606873 Methods and apparatus for securely advertising identification and/or discovery information Dec. 10, 2013
8600058 Generation of self-certified identity for efficient access control list management Dec. 3, 2013
8600057 Protecting optical transports from consecutive identical digits in optical computer networks Dec. 3, 2013
8588426 Methods and apparatus to secure communications in a mobile network Nov. 19, 2013
8581755 Multiple word data bus inversion Nov. 12, 2013
8582900 Digital watermark embedding device, computer-readable recording medium, and digital watermark detecting device and computer-readable recording medium Nov. 12, 2013
8577038 Method and device for generating pseudorandom number, and method and device for encryption using pseudorandom number Nov. 5, 2013
8577039 Cryptographic communication apparatus and cryptographic communication system Nov. 5, 2013
8542870 Methods, apparatus and programs for generating and utilizing content signatures Sep. 24, 2013
8532297 Techniques for transmitting control channel information Sep. 10, 2013
8526601 Method of improving operational speed of encryption engine Sep. 3, 2013
8514833 Data processing apparatus, communications device, and data processing method Aug. 20, 2013
8509427 Hybrid mode cryptographic method and system with message authentication Aug. 13, 2013
8509440 PANA for roaming Wi-Fi access in fixed network architectures Aug. 13, 2013
8503678 Suppressing power supply noise using data scrambling in double data rate memory systems Aug. 6, 2013
8467532 System and method for secure transaction of data between a wireless communication device and a server Jun. 18, 2013
8443194 Method of authentication and session key agreement for secure data transmission, a method for securely transmitting data, and an electronic data transmission system May. 14, 2013
8428261 System and method for establishing authenticated wireless connection between mobile unit and host Apr. 23, 2013
8416948 System for secure variable data rate transmission Apr. 9, 2013
8411860 Wireless communication system, base station, terminal and wireless communication method Apr. 2, 2013
8411859 Non-deterministic number generation Apr. 2, 2013
8406425 Method and apparatus for minimizing co-channel interference Mar. 26, 2013
8400995 System and method for descrambling data Mar. 19, 2013
8396219 Scrambler, scramble processing method, and program Mar. 12, 2013
8391489 Processor system Mar. 5, 2013
8385540 Block cipher algorithm based encryption processing method Feb. 26, 2013
8386791 Secure data processing method based particularly on a cryptographic algorithm Feb. 26, 2013
8374351 Encryption device, program, and method Feb. 12, 2013
8363826 Scrambler, scramble processing method, and program Jan. 29, 2013
8351603 Random number generating device, random number generating method, and security chip Jan. 8, 2013
8345873 Methods and systems for N-state signal processing with binary devices Jan. 1, 2013
8347396 Protect sensitive content for human-only consumption Jan. 1, 2013
8340298 Key management and user authentication for quantum cryptography networks Dec. 25, 2012
8327143 Techniques to provide access point authentication for wireless network Dec. 4, 2012
8320566 Method and apparatus for performing constellation scrambling in a multimedia home network Nov. 27, 2012

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