BR9701846B1 - aparelho e processo para proibir a reprodução de um sinal de vìdeo analógico e meio de gravação. - Google Patents
aparelho e processo para proibir a reprodução de um sinal de vìdeo analógico e meio de gravação.Info
- Publication number
- BR9701846B1 BR9701846B1 BRPI9701846-5A BR9701846A BR9701846B1 BR 9701846 B1 BR9701846 B1 BR 9701846B1 BR 9701846 A BR9701846 A BR 9701846A BR 9701846 B1 BR9701846 B1 BR 9701846B1
- Authority
- BR
- Brazil
- Prior art keywords
- phase
- modified
- phase vector
- signals
- line
- Prior art date
Links
- 239000013598 vector Substances 0.000 abstract 7
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/913—Television signal processing therefor for scrambling ; for copy protection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/913—Television signal processing therefor for scrambling ; for copy protection
- H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
- H04N2005/91314—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being a pulse signal inserted in blanking intervals of the video signal, e.g. pseudo-AGC pulses, pseudo-sync pulses
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/913—Television signal processing therefor for scrambling ; for copy protection
- H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
- H04N2005/91321—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being a copy protection control signal, e.g. a record inhibit signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/913—Television signal processing therefor for scrambling ; for copy protection
- H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
- H04N2005/91328—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being a copy management signal, e.g. a copy generation management signal [CGMS]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/913—Television signal processing therefor for scrambling ; for copy protection
- H04N2005/91357—Television signal processing therefor for scrambling ; for copy protection by modifying the video signal
- H04N2005/91371—Television signal processing therefor for scrambling ; for copy protection by modifying the video signal the video color burst signal being modified
Landscapes
- Multimedia (AREA)
- Signal Processing (AREA)
- Engineering & Computer Science (AREA)
- Television Signal Processing For Recording (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
- Processing Of Color Television Signals (AREA)
- Developing Agents For Electrophotography (AREA)
- Fax Reproducing Arrangements (AREA)
- Color Television Image Signal Generators (AREA)
- Tea And Coffee (AREA)
- Escalators And Moving Walkways (AREA)
- Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
- Laminated Bodies (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12088796 | 1996-04-18 | ||
JP15012996A JP3694981B2 (ja) | 1996-04-18 | 1996-05-22 | ビデオ信号処理装置およびビデオ信号処理方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
BR9701846A BR9701846A (pt) | 1998-08-11 |
BR9701846B1 true BR9701846B1 (pt) | 2010-11-03 |
Family
ID=26458385
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI9701846-5A BR9701846B1 (pt) | 1996-04-18 | 1997-04-18 | aparelho e processo para proibir a reprodução de um sinal de vìdeo analógico e meio de gravação. |
Country Status (12)
Country | Link |
---|---|
US (1) | US5883959A (pt) |
EP (1) | EP0802676B1 (pt) |
JP (1) | JP3694981B2 (pt) |
KR (1) | KR100491774B1 (pt) |
CN (1) | CN1201597C (pt) |
AT (1) | ATE210354T1 (pt) |
AU (1) | AU715174B2 (pt) |
BR (1) | BR9701846B1 (pt) |
DE (1) | DE69708742T2 (pt) |
ES (1) | ES2164989T3 (pt) |
ID (1) | ID16830A (pt) |
MY (1) | MY118767A (pt) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6980653B1 (en) * | 1995-07-21 | 2005-12-27 | Sony Corporation | Signal reproducing/recording/transmitting method and apparatus and signal record medium |
KR100489145B1 (ko) * | 1995-10-17 | 2005-09-14 | 매크로비젼 코포레이션 | 비디오신호로부터비디오복사방지신호들의영향들을디지탈적으로제거하기위한방법및장치 |
WO1998002881A1 (fr) * | 1996-07-15 | 1998-01-22 | Kabushiki Kaisha Toshiba | Appareil comportant une interface numerique, systeme de reseau mettant en oeuvre cet appareil et procede de protection contre la copie |
JPH10106146A (ja) * | 1996-09-25 | 1998-04-24 | Victor Co Of Japan Ltd | ディスクの記録再生方法及び再生装置 |
JP3695016B2 (ja) * | 1996-10-15 | 2005-09-14 | ソニー株式会社 | ビデオ信号処理装置及びビデオ信号処理方法 |
US6137952A (en) * | 1998-04-02 | 2000-10-24 | Hewlett-Packard Company | Apparatus and method for degrading the quality of unauthorized copies of color images and video sequences |
US6272283B1 (en) * | 1998-04-22 | 2001-08-07 | Neomagic Corp. | Copy-protection for laptop PC by disabling TV-out while viewing protected video on PC display |
US6587638B1 (en) * | 1999-08-02 | 2003-07-01 | Hitachi, Ltd. | Recording/ reproducing apparatus and input/ output device |
JP4727780B2 (ja) * | 1999-09-03 | 2011-07-20 | ソニー株式会社 | 再生装置、記録装置 |
US7324646B1 (en) | 1999-10-29 | 2008-01-29 | Sarnoff Corporation | Method and apparatus for film anti-piracy |
US7050698B1 (en) * | 2000-08-15 | 2006-05-23 | Macrovision Corporation | Method and apparatus for synthesizing or modifying a copy protection signal using a lowered signal level portion |
JP4596198B2 (ja) | 2000-08-25 | 2010-12-08 | ソニー株式会社 | 情報処理装置および方法、並びに記録媒体 |
US7043019B2 (en) | 2001-02-28 | 2006-05-09 | Eastman Kodak Company | Copy protection for digital motion picture image data |
TW563363B (en) * | 2001-11-08 | 2003-11-21 | Hitachi Ltd | Image information output device, image information receiving device, image information output method, and image information transmission method |
US20040199780A1 (en) | 2002-03-22 | 2004-10-07 | Heung-Chan Seung | Copy-protected optical recording medium, a method for driving therefor and a method of manufacturing thereof |
DE60235651D1 (de) * | 2002-03-27 | 2010-04-22 | Mitsubishi Electric Corp | Kommunikationsvorrichtung und kommunikationsverfahren |
US20040150794A1 (en) * | 2003-01-30 | 2004-08-05 | Eastman Kodak Company | Projector with camcorder defeat |
US7221759B2 (en) * | 2003-03-27 | 2007-05-22 | Eastman Kodak Company | Projector with enhanced security camcorder defeat |
US7693330B2 (en) * | 2004-03-15 | 2010-04-06 | Vincent So | Anti-piracy image display methods and systems with sub-frame intensity compensation |
US7634134B1 (en) | 2004-03-15 | 2009-12-15 | Vincent So | Anti-piracy image display methods and systems |
US20070014402A1 (en) * | 2005-07-12 | 2007-01-18 | Wen Huang | Method to detect PAL colorstripe utilizing PAL switch with minimal logic |
US20070217612A1 (en) * | 2006-03-17 | 2007-09-20 | Vincent So | Method and system of key-coding a video |
US8587668B2 (en) | 2008-07-25 | 2013-11-19 | Anvato, Inc. | Method and apparatus for detecting near duplicate videos using perceptual video signatures |
US8280049B2 (en) * | 2008-08-27 | 2012-10-02 | Rovi Solutions Corporation | Method and apparatus for synthesizing copy protection for reducing/defeating the effectiveness or capability of a circumvention device |
US10474745B1 (en) | 2016-04-27 | 2019-11-12 | Google Llc | Systems and methods for a knowledge-based form creation platform |
US11039181B1 (en) | 2016-05-09 | 2021-06-15 | Google Llc | Method and apparatus for secure video manifest/playlist generation and playback |
US11069378B1 (en) | 2016-05-10 | 2021-07-20 | Google Llc | Method and apparatus for frame accurate high resolution video editing in cloud using live video streams |
US10750216B1 (en) | 2016-05-10 | 2020-08-18 | Google Llc | Method and apparatus for providing peer-to-peer content delivery |
US10771824B1 (en) | 2016-05-10 | 2020-09-08 | Google Llc | System for managing video playback using a server generated manifest/playlist |
US10595054B2 (en) | 2016-05-10 | 2020-03-17 | Google Llc | Method and apparatus for a virtual online video channel |
US10785508B2 (en) | 2016-05-10 | 2020-09-22 | Google Llc | System for measuring video playback events using a server generated manifest/playlist |
US10750248B1 (en) | 2016-05-10 | 2020-08-18 | Google Llc | Method and apparatus for server-side content delivery network switching |
US11032588B2 (en) | 2016-05-16 | 2021-06-08 | Google Llc | Method and apparatus for spatial enhanced adaptive bitrate live streaming for 360 degree video playback |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2924453A1 (de) * | 1979-06-18 | 1981-01-15 | Walter Ing Grad Breu | Verfahren und einrichtung zur herstellung kopiersicher bespielter videokassetten |
US5194965A (en) * | 1983-11-23 | 1993-03-16 | Macrovision Corporation | Method and apparatus for disabling anti-copy protection system in video signals |
US5146496A (en) * | 1991-06-13 | 1992-09-08 | General Instrument Corporation | Method and apparatus for enhancing the security of a scrambled television signal |
AU658014B2 (en) * | 1991-11-19 | 1995-03-30 | Macrovision Corporation | Method and apparatus for scrambling and descrambling of video signals with edge fill |
KR100266565B1 (ko) * | 1993-03-22 | 2000-09-15 | 구자홍 | 가정용디브이씨알의복사방지시스템 |
US5661801A (en) * | 1995-02-14 | 1997-08-26 | Hsn Marketing Inc. | Method and apparatus for stabilizing and brightening prerecorded TV signals encoded with copy protection |
US5651065A (en) * | 1995-03-09 | 1997-07-22 | General Instrument Corporation Of Delaware | Insertion of supplemental burst into video signals to thwart piracy and/or carry data |
PL180475B1 (pl) * | 1995-05-09 | 2001-02-28 | Macrovision Corp | Sposób i urzadzenie do usuwania modyfikacji, zwlaszcza zaklócen barwnych, wprowadzonej do sygnalu wizyjnego PL PL PL PL PL PL PL |
-
1996
- 1996-05-22 JP JP15012996A patent/JP3694981B2/ja not_active Expired - Lifetime
-
1997
- 1997-04-08 CN CNB971130019A patent/CN1201597C/zh not_active Expired - Lifetime
- 1997-04-14 DE DE69708742T patent/DE69708742T2/de not_active Expired - Lifetime
- 1997-04-14 ES ES97302523T patent/ES2164989T3/es not_active Expired - Lifetime
- 1997-04-14 US US08/838,886 patent/US5883959A/en not_active Expired - Lifetime
- 1997-04-14 AT AT97302523T patent/ATE210354T1/de active
- 1997-04-14 EP EP97302523A patent/EP0802676B1/en not_active Expired - Lifetime
- 1997-04-17 ID IDP971298A patent/ID16830A/id unknown
- 1997-04-17 AU AU18943/97A patent/AU715174B2/en not_active Expired
- 1997-04-17 MY MYPI97001688A patent/MY118767A/en unknown
- 1997-04-18 KR KR1019970014360A patent/KR100491774B1/ko not_active IP Right Cessation
- 1997-04-18 BR BRPI9701846-5A patent/BR9701846B1/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR100491774B1 (ko) | 2005-09-28 |
US5883959A (en) | 1999-03-16 |
BR9701846A (pt) | 1998-08-11 |
ATE210354T1 (de) | 2001-12-15 |
JP3694981B2 (ja) | 2005-09-14 |
CN1171702A (zh) | 1998-01-28 |
AU715174B2 (en) | 2000-01-20 |
EP0802676A3 (en) | 1998-01-28 |
MY118767A (en) | 2005-01-31 |
EP0802676A2 (en) | 1997-10-22 |
DE69708742D1 (de) | 2002-01-17 |
JPH104562A (ja) | 1998-01-06 |
AU1894397A (en) | 1997-10-23 |
EP0802676B1 (en) | 2001-12-05 |
KR970071569A (ko) | 1997-11-07 |
DE69708742T2 (de) | 2002-08-08 |
ID16830A (id) | 1997-11-13 |
ES2164989T3 (es) | 2002-03-01 |
CN1201597C (zh) | 2005-05-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BR9701846B1 (pt) | aparelho e processo para proibir a reprodução de um sinal de vìdeo analógico e meio de gravação. | |
RU95122638A (ru) | Способ защиты от копирования для гибридной цифровой видеозаписи на пленке и для незащищенного исходного материала и устройство для его осуществления | |
AU671317B2 (en) | Apparatus for reproducing and decoding multiplexed data from a record medium with means for controlling data decoding as a function of synchronization errors | |
ATE205036T1 (de) | Bearbeitung von fernsehsignalen hoher auflösung | |
ATE175835T1 (de) | Datenaufnahmemedium mit wiedergabezeitinformation und datenwiedergabesystem unter verwendung dieser information | |
MY117792A (en) | Apparatus for recording and/ or reproducing still images. | |
EP0943666A3 (en) | Ink, ink set, ink cartridge, recording unit, image recording apparatus and image recording method | |
CA2133141A1 (en) | Copyright protection for digital signal recording and/or reproduction and recording medium thereof | |
BR9605242A (pt) | Processo e aparelho para impedir que um sinal analógico de vídeo em cores seja copiado satisfatoriamente por um gravador de vídeo analógico e meio de gravaçao protegido contra cópia | |
AU3702793A (en) | Ink jet recording system using decomposed images | |
ATE186439T1 (de) | Aufzeichnung und wiedergabe eines trick-modus- signals | |
KR100519179B1 (ko) | 비디오신호를처리하는방법및장치와저장매체 | |
BR9602634A (pt) | Aparelho e processo para gravar um sinal de televisão e para reproduzir a partir de um meio de gravação um sinal digital | |
JPS55142422A (en) | Reproducing unit from disc shape recording medium | |
FR2729035B1 (fr) | Appareil d'enregistrement/reproduction de signal video secam possedant une fonction de compensation de qualite d'image | |
TH32573B (th) | การป้องกันการทำสำเนาโดยการสอดสัญญาณเบิร์สต์สีแบบเลื่อนเฟสเข้าไปยังช่วงเบิร์สต์ของสัญญาณวีดิทัศน์สีแบบแอนะลอก | |
AU3023395A (en) | Method and apparatus for recording and reproducing digital video signals | |
KR940001713A (ko) | 화질보상회로 | |
TH26950A (th) | การป้องกันการทำสำเนาโดยการสอดสัญญาณเบิร์สต์สีแบบเลื่อนเฟสเข้าไปยังช่วงเบิร์สต์ของสัญญาณวีดิทัศน์สีแบบแอนะลอก | |
MX9605008A (es) | Proteccion de copias, instalando una señal de sincronismo de color desplazada en fase, en intervalos de sincronismo de una señal de video a colores analogica. | |
KR970023188A (ko) | 디지탈 비디오 카세트 레코더에서의 기록 전류 레벨 자동 조정 장치 | |
KR970008025A (ko) | 자기기록재생시스템의 주파수보상장치 | |
KR940023233A (ko) | 브이씨알의 동기 편집시 화질 열화 방지 회로 | |
KR940004604A (ko) | 영상기록재생장치 및 방법 | |
TH26950B (th) | การป้องกันการทำสำเนาโดยการสอดสัญญาณเบิร์สต์สีแบบเลื่อนเฟสเข้าไปยังช่วงเบิร์สต์ของสัญญาณวีดิทัศน์สีแบบแอนะลอก |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FB34 | Technical and formal requirements: requirement - article 34 of industrial property law | ||
B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 03/11/2010, OBSERVADAS AS CONDICOES LEGAIS. |
|
B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 03.11.2020 |