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Class Information
Number: 380/214
Name: Cryptography > Video cryptography > Video electric signal modification (e.g., scrambling) > Nonstandard scan pattern of video information
Description: Subject matter wherein the normal ordering of the scan components is modified.

Sub-classes under this class:

Class Number Class Name Patents
380/215 Line cut and shuffle 59

Patents under this class:
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Patent Number Title Of Patent Date Issued
8644379 De-interlacing method and method of compensating a de-interlaced pixel Feb. 4, 2014
8542829 Method of and apparatus for transmitting data Sep. 24, 2013
8463776 Image file container Jun. 11, 2013
8238435 Modifying bitstreams Aug. 7, 2012
8189664 Methods for encrypting and compressing video May. 29, 2012
8103000 Slice mask and moat pattern partial encryption Jan. 24, 2012
7965840 Data transmission and reception method and data transmission and reception device Jun. 21, 2011
7957530 Method and system for ensuring secure scrambling and de-scrambling and the distribution of vectoral visual sequences Jun. 7, 2011
7899182 Digital broadcast reception apparatus Mar. 1, 2011
7792294 Selective encryption encoding Sep. 7, 2010
7751564 Star pattern partial encryption method Jul. 6, 2010
7751563 Slice mask and moat pattern partial encryption Jul. 6, 2010
7747853 IP delivery of secure digital content Jun. 29, 2010
7688977 Method for encrypting video data Mar. 30, 2010
7639804 Receiver device for star pattern partial encryption Dec. 29, 2009
7634089 Cinema anti-piracy measures Dec. 15, 2009
7526707 Method and apparatus for encoding and decoding data using a pseudo-random interleaver Apr. 28, 2009
7302059 Star pattern partial encryption Nov. 27, 2007
7292690 Video scene change detection Nov. 6, 2007
7242773 Multiple partial encryption using retuning Jul. 10, 2007
7221761 Error resilient digital video scrambling May. 22, 2007
7155012 Slice mask and moat pattern partial encryption Dec. 26, 2006
7046806 Information recording apparatus and method, and information reproduction apparatus and method May. 16, 2006
6859536 Video-signal output apparatus and video-signal input apparatus Feb. 22, 2005
6570990 Method of protecting high definition video signal May. 27, 2003
6226384 Method and device for providing controlled access video signals without providing a signal in the clear May. 1, 2001
6222926 Method and device for providing controlled access video signals without providing a signal in the clear Apr. 24, 2001
6169584 Automatic modulation control of sync suppressed television signals Jan. 2, 2001
5555305 Method and apparatus for secure transmission of video signals Sep. 10, 1996
5375168 Method for scrambling and unscrambling a video signal Dec. 20, 1994
5355409 Scramble codec and a television receiver incorporating the same Oct. 11, 1994
5335275 Television scrambler Aug. 2, 1994
5321748 Method and apparatus for television signal scrambling using block shuffling Jun. 14, 1994
5249229 Device and method for generating control signals Sep. 28, 1993
5191609 Scrambling and unscrambling circuit Mar. 2, 1993
5182771 Anti-taping method and apparatus for a multiplexed analog component television system Jan. 26, 1993
5161014 Neural networks as for video signal processing Nov. 3, 1992
5058158 Video scrambling apparatus and method based on space filling curves Oct. 15, 1991
5040211 Reliable television transmission through analog channels Aug. 13, 1991
5034981 Anti-copying video signal processing Jul. 23, 1991
5003590 Encoding an optical video disc to inhibit video tape recording Mar. 26, 1991
4916739 Adhesive photocopyable transparency for use in a secure facsimile transmission system Apr. 10, 1990
4914694 Modifying a television signal to inhibit recording/reproduction Apr. 3, 1990
4910772 Video scrambling apparatus and method based on space filling curves Mar. 20, 1990
4821321 Automatic secure transmission and reception of pictorial information Apr. 11, 1989
4796298 Video display unit Jan. 3, 1989
4669117 Video terminal with image line disarrangement May. 26, 1987
4663659 Video signal scrambling system employing full line reversal and double burst coding May. 5, 1987
4633310 Method and device for secure transmission and of television pictures Dec. 30, 1986
4620224 Video scrambling technique for multiplexed analog component formats Oct. 28, 1986

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