| Patents for H04K 1 - Secret communication (16,771) |
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| 04/01/2014 | US8687716 Digital signal transmission and reception |
| 04/01/2014 | US8687537 Communication system, reception device, and communication method |
| 03/27/2014 | US20140089665 System and method for using a streaming protocol |
| 03/27/2014 | US20140086287 Multicarrier transmission system with low power sleep mode and rapid-on capability |
| 03/26/2014 | EP2710755A1 Securing encrypted virtual hard disks |
| 03/26/2014 | CN103688481A Wi-Fi authentication by proxy |
| 03/26/2014 | CN101438525B Method and apparatus for end-to-end clear transport protocol |
| 03/25/2014 | US8683561 Fixed client identification system for positive identification of client to server |
| 03/25/2014 | US8683539 Signal processing apparatus and methods |
| 03/25/2014 | US8683229 Data encryption device |
| 03/25/2014 | US8683211 Method of projecting a secure USB key |
| 03/25/2014 | US8682266 Techniques to enhance diversity for a wireless system |
| 03/25/2014 | US8681989 WCDMA 3G voice communication protection method and terminal using the same |
| 03/25/2014 | US8681988 Encoding a connection between a base and a mobile part |
| 03/25/2014 | US8681983 Method for public-key attribute-based encryption with respect to a conjunctive logical expression |
| 03/25/2014 | US8681981 Method and apparatus for transmitting voice communications related to a multimedia session |
| 03/25/2014 | US8681897 Dynamic digital communication system control |
| 03/25/2014 | US8681886 Communication apparatus and communication method in mobile communication system |
| 03/25/2014 | US8681885 OFDM receiver and method for compensating for I/Q imbalance |
| 03/25/2014 | US8681841 Method and apparatus for a single-carrier wireless communication system |
| 03/20/2014 | WO2014042715A1 Systems, methods, apparatus, and computer-readable media for generating obfuscated speech signal |
| 03/19/2014 | CN103650533A Generating a masking signal on an electronic device |
| 03/19/2014 | CN102090007B A NFC device and method for selectively securing records in a near field communication data exchange format message |
| 03/19/2014 | CN101164088B System and method for gathering data concerning publication usage |
| 03/18/2014 | US8676364 Apparatus and method for synchronizing multichannel extension data with an audio signal and for processing the audio signal |
| 03/18/2014 | US8676198 Method of supporting location privacy |
| 03/18/2014 | US8675879 Methods and devices for allocating scrambling codes |
| 03/18/2014 | US8675870 Encryption apparatus |
| 03/18/2014 | US8675869 Incorporating data into an ECDSA signature component |
| 03/18/2014 | US8675868 Encrypting an address-dependent value along with code to prevent execution or use of moved code |
| 03/18/2014 | US8675865 Method and apparatus for a high bandwidth stream cipher |
| 03/18/2014 | US8675837 Method and apparatus for the secure storage of audio signals |
| 03/18/2014 | US8675775 Signal processing apparatus and methods |
| 03/18/2014 | US8675769 Constellation map optimization for highly spectrally efficient communications |
| 03/18/2014 | US8675753 Symbol synchronization for communication |
| 03/18/2014 | US8675751 Meta-carrier embedding technique with improved performance for BPSK, MSK, and O-QPSK modulation |
| 03/18/2014 | US8675748 Systems and methods for intra communication system information transfer |
| 03/18/2014 | US8675745 Method for detecting an OFDM signal |
| 03/18/2014 | US8675744 Channel tracking in an orthogonal frequency-division multiplexing system |
| 03/11/2014 | US8670799 Interface and communication protocol for a mobile device with a smart battery |
| 03/11/2014 | US8670730 Power efficient radio frequency transmitter |
| 03/11/2014 | US8670566 System and method for exchanging encryption keys between a mobile device and a peripheral output device |
| 03/11/2014 | US8670565 Encrypted packet communication system |
| 03/11/2014 | US8670557 Cryptographic system with modular randomization of exponentiation |
| 03/11/2014 | US8670502 Selective peak power reduction |
| 03/11/2014 | US8670501 Digital pre-distortion of non-linear systems with reduced bandwidth feedback |
| 03/11/2014 | CA2525398C Efficient and secure data currentness systems |
| 03/04/2014 | US8666408 Method of supporting location privacy |
| 03/04/2014 | US8666079 Decoding and encoding data |
| 03/04/2014 | US8666078 Method and system for generating cipher key during switching |
| 03/04/2014 | US8666077 Traffic encryption key generation in a wireless communication network |
| 03/04/2014 | US8666074 Optical fiber secure communication apparatus and data encryption method therefor |
| 03/04/2014 | US8666069 Cryptographic processing apparatus and cryptographic processing method, and computer program |
| 03/04/2014 | US8666065 Real-time data encryption |
| 03/04/2014 | US8666064 Endecryptor capable of performing parallel processing and encryption/decryption method thereof |
| 03/04/2014 | US8665991 Communications device with separate I and Q phase power amplification having selective phase and magnitude adjustment and related methods |
| 03/04/2014 | US8665976 Blind symbol synchronization scheme for OFDM system |
| 03/04/2014 | US8665974 Multi-clock PHY preamble design and detection |
| 03/04/2014 | US8665972 Method and apparatus for transmitting CSI-RS and data using partial muting of CSI-RS |
| 02/27/2014 | US20140056428 Methods and systems for securely accessing translation resource manager |
| 02/26/2014 | CN103609049A Optical converter with ADC based channelizer for optical LNB system |
| 02/26/2014 | CN103607253A Method and system for controlling mobile terminals |
| 02/25/2014 | USRE44777 System and method for encoding data transmitted on a bus |
| 02/25/2014 | US8661531 System and method for secure control of resources of wireless mobile communication devices |
| 02/25/2014 | US8661267 System and method for processing encoded messages |
| 02/25/2014 | US8661240 Joint encryption of data |
| 02/25/2014 | US8660587 Method for providing position information using time period |
| 02/25/2014 | US8660262 Method and device for generating random wait states |
| 02/25/2014 | US8660207 Digital pre-distortion with carrier cancellation |
| 02/25/2014 | US8660206 Method of generating pulse waveform |
| 02/25/2014 | US8660197 Method of and equipment for compensating carrier frequency offset in an orthogonal frequency division multiplexing wireless radio transmission system |
| 02/18/2014 | US8656486 Biometric sensor for human presence detection and associated methods |
| 02/18/2014 | US8656151 Service accessing control method, terminal and system |
| 02/18/2014 | US8654978 Apparatus, method, and computer program product for access control to a mobile terminal |
| 02/18/2014 | US8654977 System and method for controlling access between Bluetooth devices |
| 02/18/2014 | US8654975 Joint encryption of data |
| 02/18/2014 | US8654974 Apparatus and method to provide secure communication over an insecure communication channel for location information using tracking devices |
| 02/18/2014 | US8654970 Apparatus and method for implementing instruction support for the data encryption standard (DES) algorithm |
| 02/18/2014 | US8654969 Cipher independent interface for cryptographic hardware service |
| 02/18/2014 | US8654892 Multiple transmit antenna interleaver design |
| 02/18/2014 | US8654891 Peak suppressing apparatus, peak suppressing method and wireless communications apparatus |
| 02/18/2014 | US8654874 Method and apparatus for detecting impulse noise |
| 02/18/2014 | US8654873 Method to invoke channel decoder early to decrease the acquisition time in demodulators |
| 02/18/2014 | US8654871 Multicarrier transmitter and multicarrier receiver |
| 02/18/2014 | US8654751 Radio communication method, radio communication system, and radio transmission apparatus |
| 02/18/2014 | US8653938 Method of protection in a contactless radiofrequency communication |
| 02/11/2014 | US8650401 Network having quantum key distribution |
| 02/11/2014 | US8650400 Data processor, relay transmitter, and data transmission system |
| 02/11/2014 | US8649519 Method and apparatus for secure distribution of digital content |
| 02/11/2014 | US8649518 Implementing CSA cryptography in an integrated circuit device |
| 02/11/2014 | US8649512 Duo codes for product authentication |
| 02/11/2014 | US8649511 Method and processing circuit for dealing with galois field computation |
| 02/11/2014 | US8649509 Systems and computer program products for generating and verifying randomized hash values |
| 02/11/2014 | US8649508 System and method for implementing elliptic curve scalar multiplication in cryptography |
| 02/11/2014 | US8649453 Enhanced metrics for demodulation and soft information generation in the presence of a non-constant envelope modulated interferer |
| 02/11/2014 | US8649448 Demapping device and method for modified dual carrier modulation system |
| 02/05/2014 | CN103563278A Securing encrypted virtual hard disks |
| 02/05/2014 | CN103560989A Data transmission confidential module and data processing method thereof |
| 02/04/2014 | US8646001 Signal processing apparatus and methods |
| 02/04/2014 | US8645703 Power analysis countermeasure for the ECMQV key agreement algorithm |