by varying or inverting the phase, at periodic or random intervals

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HELECTRICITY H04Electric communication H04KSECRET COMMUNICATION JAMMING OF COMMUNICATION H04K1/00Secret communication

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H04K1/006by varying or inverting the phase, at periodic or random intervals

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Patents Grantslast 30 patents

Information Patent Grant
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- INSTITUTO DE TELECOMUNICAÇÖES
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- University of Electronic Science and Technology of China
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- Rutgers, The State University of New Jersey
- Xiaoran Fan
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- AT&T Intellectual Property 1, LP
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Fast polarization encoding using electrooptical phase modulator
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Information Patent Grant
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Information Patent Grant
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Secure communication using array transmitter
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- The United States of America as represented by the Secretary of the Air Force
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Optical CDMA system using sub-band coding
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- Issue date May 22, 2001
- CodeStream Technologies Corporation
- Birendra Dutt
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Information Patent Grant
Secure communication by encryption/decryption of vector at PSK modu...
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Information Patent Grant
Optical encryption interface
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- Issue date Aug 11, 1998
- California Institute of Technology
- Deborah J. Jackson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

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RANDOM PHASE MODULATION METHOD DEPENDING ON COMMUNICATION DISTANCE
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- University of Electronic Science and Technology of China
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- H04 - ELECTRIC COMMUNICATION TECHNIQUE

by varying or inverting the phase, at periodic or random intervals

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method, transmitter device and receiver device for securing channel...

Random phase modulation method depending on communication distance

Application of key exchange based physical layer security methods

System and method for transmitting a data stream in a network

Secure communications through distributed phase alignment

System and method for transmitting a data stream in a network

Fast polarization encoding using electrooptical phase modulator

Systems and methods for encrypting optical signals

Data transmission method, base station and user equipment

Method and system for verification and authentication using optical...

Spectral and temporal stealthy fiber optic communication using samp...

OCDM-based all optical multi-level security

Optical multiport spectral phase encoder

Protecting secret data entry from infrared and audio eavesdropping

Simultaneous communications jamming and enabling on a same frequenc...

OCDM-based photonic encryption system with provable security

Multi-bit cryptographically secure encryptor for M-ary spectral pha...

OCDM-based all optical multi-level security

Protecting secret data entry from infrared and audio eavesdropping

Protecting secret data entry from infrared and audio eavesdropping

Enhanced encryption method and system for ultra secure applications

Method and apparatus for encryption of over-the-air communications...

Method and apparatus for encryption of over-the-air communications...

Method and apparatus for encryption of over-the-air communications...

Method and apparatus for secure ultrafast communication

Protecting secret data entry from infrared and audio eavesdropping

Secure communication using array transmitter

Optical CDMA system using sub-band coding

Secure communication by encryption/decryption of vector at PSK modu...

Optical encryption interface

Patents Applicationslast 30 patents

A SECURE NOMA METHOD BASED ON PHYSICAL LAYER SECURITY

RANDOM PHASE MODULATION METHOD DEPENDING ON COMMUNICATION DISTANCE

SYSTEM AND METHOD FOR TRANSMITTING A DATA STREAM IN A NETWORK

METHOD, TRANSMITTER DEVICE AND RECEIVER DEVICE FOR SECURING CHANNEL...

APPLICATION OF KEY EXCHANGE BASED PHYSICAL LAYER SECURITY METHODS

SAFE WIRELESS POWER TRANSFER AND SECURE COMMUNICATIONS THROUGH DIST...

SYSTEM AND METHOD FOR TRANSMITTING A DATA STREAM IN A NETWORK

SYSTEM AND METHOD FOR TRANSMITTING A DATA STREAM IN A NETWORK

METHOD AND SYSTEM FOR ACOUSTIC COMMUNICATION

SPECTRAL AND TEMPORAL STEALTHY FIBER OPTIC COMMUNICATION USING SAMP...

SIMULTANEOUS COMMUNICATIONS JAMMING AND ENABLING ON A SAME FREQUENC...

OCDM-BASED ALL OPTICAL MULTI-LEVEL SECURITY

PROTECTING SECRET DATA ENTRY FROM INFRARED AND AUDIO EAVESDROPPING

MULTI-BIT CRYPTOGRAPHICALLY SECURE ENCRYPTOR FOR M-ARY SPECTRAL PHA...

OCDM-BASED PHOTONIC ENCRYPTION SYSTEM WITH PROVABLE SECURITY

Optical Multiport Spectral Phase Encoder

OCDM-BASED ALL OPTICAL MULTI-LEVEL SECURITY

PROTECTING SECRET DATA ENTRY FROM INFRARED AND AUDIO EAVESDROPPING

PROTECTING SECRET DATA ENTRY FROM INFRARED AND AUDIO EAVESDROPPING

Method and apparatus for encryption of over-the-air communications...

Method and apparatus for encryption of over-the-air communications...

Meathod and apparatus for encryption of over-the-air communications...

Multiple access holographic communications apparatus and methods

Concealing process of digital information

Method and apparatus for secure ultrafast communication