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H04N7/1696
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H
ELECTRICITY
H04
Electric communication
H04N
PICTORIAL COMMUNICATION
H04N7/00
Television systems
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H04N7/1696
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Patents Grants
last 30 patents
Information
Patent Grant
Anti-piracy video transmission and display
Patent number
11,930,294
Issue date
Mar 12, 2024
Comcast Cable Communications, LLC
Michael Herbert
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Anti-piracy video transmission and display
Patent number
11,533,450
Issue date
Dec 20, 2022
Comcast Cable Communications, LLC
Michael Herbert
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Video monitoring system with video signal encrypted and the method...
Patent number
8,208,629
Issue date
Jun 26, 2012
Vimicro Corporation
Lv Xie
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Methods and apparatus for protecting information content
Patent number
7,362,861
Issue date
Apr 22, 2008
Microsoft Corporation
Yacov Yacobi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Scrambling and descrambling a high definition TV signal
Patent number
7,274,790
Issue date
Sep 25, 2007
Macrovision Corporation
John O. Ryan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for protection of video signals
Patent number
7,113,597
Issue date
Sep 26, 2006
Hewlett-Packard Development Company,L.P.
Robert L. Myers
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Methods and apparatus for protecting information content
Patent number
6,983,050
Issue date
Jan 3, 2006
Microsoft Corporation
Yacov Yacobi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of protecting high definition video signal
Patent number
6,925,181
Issue date
Aug 2, 2005
LSI Logic Corporation
Leslie Kohn
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Video-signal output apparatus and video-signal input apparatus
Patent number
6,859,536
Issue date
Feb 22, 2005
Sony Corporation
Teruhiko Kori
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and method for playing back video
Patent number
6,766,104
Issue date
Jul 20, 2004
International Buisness Machines Corporation
Masahiro Hori
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of protecting high definition video signal
Patent number
6,570,990
Issue date
May 27, 2003
LSI Logic Corporation
Leslie Kohn
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for scrambling a high definition television si...
Patent number
6,542,609
Issue date
Apr 1, 2003
Macrovision Corporation
John O. Ryan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for deterring electronic video piracy through ima...
Patent number
6,535,687
Issue date
Mar 18, 2003
Sarnoff Corporation
Michael Tinker
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for minimizing chroma subcarrier instability c...
Patent number
6,349,139
Issue date
Feb 19, 2002
Macrovision Corporation
Ronald Quan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for optimizing scrambling concealment of a vid...
Patent number
6,009,172
Issue date
Dec 28, 1999
Macrovision Corporation
Kordian Kurowski
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for transmitting and receiving encrypted signals
Patent number
5,920,625
Issue date
Jul 6, 1999
Irdeto B.V.
Donald Watts Davies
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for scrambling and descrambling of video signa...
Patent number
5,844,988
Issue date
Dec 1, 1998
Macrovision Corporation
John O. Ryan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for scrambling and descrambling of video signa...
Patent number
5,841,863
Issue date
Nov 24, 1998
Macrovision Corporation
John O. Ryan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Video scrambling
Patent number
5,815,572
Issue date
Sep 29, 1998
Lucent Technologies Inc.
Gary Lamont Hobbs
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Scrambling and descrambling of video signals using horizontal line...
Patent number
5,617,475
Issue date
Apr 1, 1997
General Instrument Corporation, G.I. Communications Division
Daniel Marz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Video signal recording/reproducing apparatus where the order of acc...
Patent number
5,608,533
Issue date
Mar 4, 1997
Pioneer Electronic Corporation
Manabu Okamoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for scrambling and descrambling of video signa...
Patent number
5,608,799
Issue date
Mar 4, 1997
Macrovision Corporation
John O. Ryan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Charge-coupled-device based all-analog wave form scrambling with ap...
Patent number
5,598,472
Issue date
Jan 28, 1997
Stanford Telecommunications, Inc.
Leonard Schuchman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Device and method for writing in a storage device of the queue type
Patent number
5,592,639
Issue date
Jan 7, 1997
Laboratoire Europeen de Recherches Electroniques Avancees Societe en Nom Coll...
Jean-Claude Guillon
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for scrambling and descrambling of video signa...
Patent number
5,581,307
Issue date
Dec 3, 1996
John O. Ryan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for vertically scrambling and descrambling of...
Patent number
5,579,390
Issue date
Nov 26, 1996
Macrovision Corporation
John O. Ryan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus for scrambling and descrambling a video signal
Patent number
5,561,713
Issue date
Oct 1, 1996
Daewoo Electronics Co., Ltd.
Jin-Woo Suh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for secure transmission of video signals
Patent number
5,555,305
Issue date
Sep 10, 1996
British Broadcasting Corporation
Adrian P. Robinson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method and apparatus for scrambling and descrambling
Patent number
5,504,815
Issue date
Apr 2, 1996
Macrovision Corporation
John O. Ryan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Video signal scrambling and descrambling apparatus
Patent number
5,488,658
Issue date
Jan 30, 1996
Matsushita Electric Industrial Co., Ltd.
Masayoshi Hirashima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Anti-Piracy Video Transmission and Display
Publication number
20230139203
Publication date
May 4, 2023
Comcast Cable Communications, LLC
Michael Herbert
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Anti-Piracy Video Transmission and Display
Publication number
20190098251
Publication date
Mar 28, 2019
Comcast Cable Communications, LLC
Michael Herbert
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Video monitoring system with video signal encrypted and the and met...
Publication number
20090136030
Publication date
May 28, 2009
Vimicro Corporation
Lu Xie
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System for protecting information content
Publication number
20050195976
Publication date
Sep 8, 2005
Microsoft Corporation
Yacov Yacobi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Methods and apparatus for protecting information content
Publication number
20040218759
Publication date
Nov 4, 2004
Microsoft Corporation
Yacov Yacobi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System and method for protection of video signals
Publication number
20040083376
Publication date
Apr 29, 2004
Robert L. Myers
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Scrambling and descrambling a high definition TV signal
Publication number
20040047469
Publication date
Mar 11, 2004
John O. Ryan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and system for deterring electronic video piracy through ima...
Publication number
20040018001
Publication date
Jan 29, 2004
Glenn A. Reitmeier
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method of protecting high definition video signal
Publication number
20030138102
Publication date
Jul 24, 2003
Leslie Kohn
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Video signal transmission apparatus
Publication number
20030005436
Publication date
Jan 2, 2003
PIONEER CORPORATION
Hideo Naganuma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Apparatus and method for playing back video
Publication number
20020118957
Publication date
Aug 29, 2002
International Business Machines Corporation
Masahiro Hori
H04 - ELECTRIC COMMUNICATION TECHNIQUE