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Description

SECRET COMMUNICATION; JAMMING OF COMMUNICATION

Subclasses

Not Available
Subclass Title
1/00 Secret communication (ciphering or deciphering apparatus per se G09C ; systems with reduced bandwidth or suppressed carrier H04B 1/66 ; spread spectrum techniques H04B 1/69 ; by using a sub-carrier H04B 14/08 ; by multiplexing H04J ; transmission systems for secret digital information H04L 9/00 ; secret or subscription television systems H04N 7/16, H04N 21/00 )
1/02 Secret communication (ciphering or deciphering apparatus per se G09C ; systems with reduced bandwidth or suppressed carrier H04B 1/66 ; spread spectrum techniques H04B 1/69 ; by using a sub-carrier H04B 14/08 ; by multiplexing H04J ; transmission systems for secret digital information H04L 9/00 ; secret or subscription television systems H04N 7/16, H04N 21/00 ) by adding a second signal to make the desired signal unintelligible
1/04 Secret communication (ciphering or deciphering apparatus per se G09C ; systems with reduced bandwidth or suppressed carrier H04B 1/66 ; spread spectrum techniques H04B 1/69 ; by using a sub-carrier H04B 14/08 ; by multiplexing H04J ; transmission systems for secret digital information H04L 9/00 ; secret or subscription television systems H04N 7/16, H04N 21/00 ) by frequency scrambling, i.e. by transposing or inverting parts of the frequency band or by inverting the whole band
1/06 Secret communication (ciphering or deciphering apparatus per se G09C ; systems with reduced bandwidth or suppressed carrier H04B 1/66 ; spread spectrum techniques H04B 1/69 ; by using a sub-carrier H04B 14/08 ; by multiplexing H04J ; transmission systems for secret digital information H04L 9/00 ; secret or subscription television systems H04N 7/16, H04N 21/00 ) by transmitting the information or elements thereof at unnatural speeds or in jumbled order or backwards
1/08 Secret communication (ciphering or deciphering apparatus per se G09C ; systems with reduced bandwidth or suppressed carrier H04B 1/66 ; spread spectrum techniques H04B 1/69 ; by using a sub-carrier H04B 14/08 ; by multiplexing H04J ; transmission systems for secret digital information H04L 9/00 ; secret or subscription television systems H04N 7/16, H04N 21/00 ) by varying the polarisation of transmitted waves

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Recent Patents

Not Available
Patent #TitleFiling DateIssue DatePatent Owner
9819408 Transmission method, transmission device, receiving method, and receiving device Apr 28, 16 Nov 14, 17 , Not available
9819441 Method for uplink jammer detection and avoidance in long-term evolution (LTE) networks Jan 21, 14 Nov 14, 17 , Spectrum Effect Inc.
9819468 Apparatus and method for feeding back channel quality information and scheduling apparatus and method using the same in a wireless communication system Jul 06, 15 Nov 14, 17 , Samsung Electronics Co., Ltd.
9819523 Intelligent equalization for a three-transmitter multi-phase system Mar 08, 17 Nov 14, 17 , QUALCOMM Incorporated
9820040 Sound masking system Jun 04, 15 Nov 14, 17 , Cambridge Sound Management, Inc.
9820140 Apparatus, system, and method for detecting the presence and controlling the operation of mobile devices within a vehicle May 23, 16 Nov 14, 17 , Driving Management Systems, Inc.
9820275 Proactive upstream scheduling for flows in a point-to-multipoint communications network Apr 15, 16 Nov 14, 17 , Cisco Technology Inc.
9811691 Program execution device Nov 10, 16 Nov 07, 17 PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA, Panasonic Intellectual Property Corporation of America
9813131 Method and system for beam alignment on directional wireless links Jul 28, 14 Nov 07, 17 INTEL CORPORATION, Intel Corp.
9813248 Content-based encryption keys May 27, 15 Nov 07, 17 QUEST SOFTWARE, INC., Quest Software Inc.
9813391 Method and apparatus for providing conditional access based on channel characteristics Nov 02, 16 Nov 07, 17 MAXLINEAR, INC., MaxLinear Inc.
9813903 Method for communicating in a network, a communication device and a system therefor Sep 08, 09 Nov 07, 17 KONINKLIJKE PHILIPS N.V., Koninklijke Philips N.V.
9806846 Wireless sensing with time reversal Jul 22, 16 Oct 31, 17 ZIVA CORPORATION, ZIVA CORP.
9806919 System and method for clock spur artifact correction Oct 15, 15 Oct 31, 17 FUTUREWEI TECHNOLOGIES, INC., FutureWei Technologies Inc.
9800272 Circuits and methods for transmitting signals Dec 20, 13 Oct 24, 17 TEXAS INSTRUMENTS INCORPORATED, Agilent Technologies Texas Instruments Incorporated
9800358 Method and system for protecting broadcast service/content in a mobile broadcast system, and method for generating short term key message threfor Mar 16, 12 Oct 24, 17 SAMSUNG ELECTRONICS CO., LTD., Samsung Electronics Co., Ltd.
9800367 Anti-eavesdropping shelter for protection of wireless communication Feb 14, 17 Oct 24, 17 MACAU UNIVERSITY OF SCIENCE AND TECHNOLOGY, MACAU UNIVERSITY OF SCIENCE AND TECHNOLOGY

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Recent Publications

Not Available
Publication #TitleFiling DatePub DatePatent Owner
2017/0331,583 FIBER OPTIC LIGHT INTENSITY ENCRYPTION May 11, 16 Nov 16, 17 , Not available

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Patents Issued To Date - By Filing Year

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