JP2001512633A5 - - Google Patents
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- Publication number
- JP2001512633A5 JP2001512633A5 JP1998533265A JP53326598A JP2001512633A5 JP 2001512633 A5 JP2001512633 A5 JP 2001512633A5 JP 1998533265 A JP1998533265 A JP 1998533265A JP 53326598 A JP53326598 A JP 53326598A JP 2001512633 A5 JP2001512633 A5 JP 2001512633A5
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/794,797 US6058191A (en) | 1997-02-04 | 1997-02-04 | Method and apparatus for modifying the envelope of a RF carrier signal to remove copy protection signals therefrom |
| US08/794,797 | 1997-02-04 | ||
| PCT/US1998/002474 WO1998034401A2 (en) | 1997-02-04 | 1998-02-04 | Method and apparatus for modifying the envelope of an rf carrier signal to remove copy protection signals therefrom |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2001512633A JP2001512633A (ja) | 2001-08-21 |
| JP2001512633A5 true JP2001512633A5 (enExample) | 2005-10-06 |
| JP4221516B2 JP4221516B2 (ja) | 2009-02-12 |
Family
ID=25163711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP53326598A Expired - Fee Related JP4221516B2 (ja) | 1997-02-04 | 1998-02-04 | コピー防止信号を除去するためｒｆ搬送波信号の包絡線を変更する方法及び装置 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US6058191A (enExample) |
| EP (1) | EP1013085B1 (enExample) |
| JP (1) | JP4221516B2 (enExample) |
| KR (1) | KR100539997B1 (enExample) |
| AT (1) | ATE217134T1 (enExample) |
| AU (1) | AU717282B2 (enExample) |
| CA (1) | CA2278777C (enExample) |
| DE (1) | DE69805192T2 (enExample) |
| ES (1) | ES2173569T3 (enExample) |
| NZ (1) | NZ336915A (enExample) |
| PT (1) | PT1013085E (enExample) |
| WO (1) | WO1998034401A2 (enExample) |
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2234971C (en) * | 1995-10-17 | 2001-08-07 | Macrovision Corporation | Method and apparatus for removing or defeating effects of copy protection signals from a video signal |
| US6058191A (en) * | 1997-02-04 | 2000-05-02 | Macrovision Corp | Method and apparatus for modifying the envelope of a RF carrier signal to remove copy protection signals therefrom |
| US6836549B1 (en) * | 1998-09-02 | 2004-12-28 | Macrovision Corporation | Method and apparatus for synthesizing and reducing the effects of video copy protection signals |
| US6430578B1 (en) * | 1998-12-04 | 2002-08-06 | Sun Microsystems, Inc. | Name service for network management architecture |
| EP1014361B1 (en) * | 1998-12-11 | 2006-08-09 | Sony Corporation | Technique for controlling copying of data |
| WO2000044167A1 (en) | 1999-01-26 | 2000-07-27 | Macrovision Corporation | Method and apparatus for carrying data with a video signal so that the data is not recorded |
| US6950520B1 (en) | 1999-01-26 | 2005-09-27 | Macrovision Corporation | Method and apparatus for carrying data in a video signal so that the data is not recorded |
| FR2808957B1 (fr) * | 2000-05-11 | 2003-10-24 | Dominique Patrick Bryszkowski | Dispositifs electroniques economiques desachivant ou attenant les effets des signaux anti-copie inseres dans un signal video et autorisant la copie |
| 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 |
| KR20020078344A (ko) * | 2001-04-09 | 2002-10-18 | 엘지전자 주식회사 | 동기 신호 추출 회로 |
| US6924910B2 (en) * | 2001-08-07 | 2005-08-02 | Kabushiki Kaisha Toshiba | Image forming apparatus and image forming method |
| US7316032B2 (en) * | 2002-02-27 | 2008-01-01 | Amad Tayebi | Method for allowing a customer to preview, acquire and/or pay for information and a system therefor |
| US7562397B1 (en) | 2002-02-27 | 2009-07-14 | Mithal Ashish K | Method and system for facilitating search, selection, preview, purchase evaluation, offering for sale, distribution, and/or sale of digital content and enhancing the security thereof |
| US7376337B2 (en) * | 2002-09-30 | 2008-05-20 | Matsushita Electric Industrial Co., Ltd. | Video signal recording apparatus for copyrighted works |
| GB0301700D0 (en) * | 2003-01-24 | 2003-02-26 | Macrovision Corp | The copy protection of optical discs |
| US7116374B2 (en) * | 2003-08-26 | 2006-10-03 | Koplar Interactive Systems International, L.L.C. | Method and system for enhanced modulation of video signals |
| KR20050070953A (ko) * | 2003-12-31 | 2005-07-07 | 삼성전자주식회사 | 아날로그 입력 신호에 포함된 복제 방지 신호를손상시키지 않고 출력할 수 있는 아날로그/디지털 신호처리 장치 및 그 방법 |
| US7594242B2 (en) * | 2004-02-23 | 2009-09-22 | The Nielsen Company (Us), Llc | Methods and apparatus to detect an internally generated signal mode of a local media playback device |
| US7784103B2 (en) | 2004-10-19 | 2010-08-24 | Rovi Solutions Corporation | Method and apparatus for storing copy protection information separately from protected content |
| US7907727B2 (en) | 2004-10-19 | 2011-03-15 | Rovi Solutions Corporation | System and method for allowing copying or distribution of a copy protected signal |
| CA2585732C (en) * | 2004-10-28 | 2012-03-20 | Macrovision Corporation | Content management for high definition television |
| US7690011B2 (en) * | 2005-05-02 | 2010-03-30 | Technology, Patents & Licensing, Inc. | Video stream modification to defeat detection |
| US7792293B2 (en) * | 2005-05-06 | 2010-09-07 | Rovi Solutions Corporation | Method and apparatus for modifying a subsequently generated control command in a content control system |
| US20080309816A1 (en) * | 2007-06-15 | 2008-12-18 | Macrovision Corporation | Television content control system and method with cross-platform capability |
| US8798133B2 (en) * | 2007-11-29 | 2014-08-05 | Koplar Interactive Systems International L.L.C. | Dual channel encoding and detection |
| 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 |
| US8374490B2 (en) * | 2010-02-24 | 2013-02-12 | Rovi Technologies Corporation | Method and apparatus for receiving metadata, EPG, or IPG signals in an integrated circuit for control purposes |
| US20120159534A1 (en) * | 2010-07-08 | 2012-06-21 | Rovi Technologies Corporation | Signal modification via media guidance application data and/or metadata |
| US8693554B2 (en) | 2011-09-12 | 2014-04-08 | Nxp B.V. | Capacitive communication circuit and method therefor |
| CN116449593B (zh) * | 2023-04-04 | 2025-05-13 | 惠州市西顿工业发展有限公司 | 矢量透镜变焦调光控制方法 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4253114A (en) * | 1976-04-08 | 1981-02-24 | Twin County Trans-Video Inc. | High security subscription television system employing real time control of subscriber's program reception |
| US4163252A (en) * | 1976-11-03 | 1979-07-31 | Blonder-Tongue Laboratories, Inc. | Subscription television decoder apparatus |
| US4467358A (en) * | 1982-02-09 | 1984-08-21 | Switsen Henry N | Video tape recorder signal processor |
| JPS592884A (ja) * | 1982-06-29 | 1984-01-09 | Mitsubishi Paper Mills Ltd | 感熱記録シ−ト |
| US4521809A (en) * | 1982-12-29 | 1985-06-04 | North American Philips Corporation | Method and apparatus for controlling access to selected television programs |
| JPS59165279A (ja) * | 1983-03-11 | 1984-09-18 | Toshiba Corp | ヘツドの位置決め方式 |
| US4577216A (en) * | 1983-11-14 | 1986-03-18 | Macrovision | Method and apparatus for modifying the color burst to prohibit videotape recording |
| US4631603A (en) * | 1985-04-17 | 1986-12-23 | Macrovision | Method and apparatus for processing a video signal so as to prohibit the making of acceptable video tape recordings thereof |
| US4695901A (en) * | 1986-03-04 | 1987-09-22 | Macrovision | Method and apparatus for removing pseudo-sync and/or agc pulses from a video signal |
| US5157510A (en) * | 1990-12-20 | 1992-10-20 | Macrovision Corporation | Method and apparatus for disabling anti-copy protection system in video signals using pulse narrowing |
| US5161188A (en) * | 1991-07-19 | 1992-11-03 | Pires H George | Scrambling video by horizontal and vertical time shifting |
| US5212723A (en) * | 1991-08-08 | 1993-05-18 | Macrovision Corp. | Burst phase correction system for video descrambling |
| KR950006083B1 (ko) * | 1993-03-05 | 1995-06-08 | 주식회사엘지전자 | 브이 씨 알(vcr)의 알 에프(rf)신호 레벨 자동 조절장치 |
| EP0824825B1 (en) * | 1995-05-09 | 2001-10-17 | Macrovision Corporation | Method and apparatus for defeating effects of color burst modifications to a video signal |
| WO1996042168A1 (en) * | 1995-06-08 | 1996-12-27 | Ictv, Inc. | Switched channel system |
| JPH1093914A (ja) * | 1996-09-18 | 1998-04-10 | Sony Corp | データ伝送方法、データ送信装置、データ受信装置のパラメータ設定方法、データ受信装置、データ伝送システム、再生方法、及び再生装置 |
| US6058191A (en) * | 1997-02-04 | 2000-05-02 | Macrovision Corp | Method and apparatus for modifying the envelope of a RF carrier signal to remove copy protection signals therefrom |
-
1997
- 1997-02-04 US US08/794,797 patent/US6058191A/en not_active Expired - Lifetime
-
1998
- 1998-02-04 NZ NZ336915A patent/NZ336915A/xx not_active IP Right Cessation
- 1998-02-04 KR KR1019997007044A patent/KR100539997B1/ko not_active Expired - Fee Related
- 1998-02-04 DE DE69805192T patent/DE69805192T2/de not_active Expired - Lifetime
- 1998-02-04 PT PT98906252T patent/PT1013085E/pt unknown
- 1998-02-04 ES ES98906252T patent/ES2173569T3/es not_active Expired - Lifetime
- 1998-02-04 AU AU61523/98A patent/AU717282B2/en not_active Ceased
- 1998-02-04 AT AT98906252T patent/ATE217134T1/de active
- 1998-02-04 EP EP98906252A patent/EP1013085B1/en not_active Expired - Lifetime
- 1998-02-04 JP JP53326598A patent/JP4221516B2/ja not_active Expired - Fee Related
- 1998-02-04 WO PCT/US1998/002474 patent/WO1998034401A2/en not_active Ceased
- 1998-02-04 CA CA002278777A patent/CA2278777C/en not_active Expired - Lifetime