DE69838860D1 - Bildsignalübertragungsverfahren, Verfahren zur Gewinnung eines überlagerten Signals, Bildsignalausgabevorrichtung, Bildsignalempfangsvorrichtung und Bildsignalaufnahmemittel - Google Patents
Bildsignalübertragungsverfahren, Verfahren zur Gewinnung eines überlagerten Signals, Bildsignalausgabevorrichtung, Bildsignalempfangsvorrichtung und BildsignalaufnahmemittelInfo
- Publication number
- DE69838860D1 DE69838860D1 DE69838860T DE69838860T DE69838860D1 DE 69838860 D1 DE69838860 D1 DE 69838860D1 DE 69838860 T DE69838860 T DE 69838860T DE 69838860 T DE69838860 T DE 69838860T DE 69838860 D1 DE69838860 D1 DE 69838860D1
- Authority
- DE
- Germany
- Prior art keywords
- image signal
- obtaining
- pickup means
- superimposed
- output device
- Prior art date
- 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.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs
- H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving video stream encryption
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
- H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving video stream decryption
-
- 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
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP808097 | 1997-01-20 | ||
JP9008079A JPH10210429A (ja) | 1997-01-20 | 1997-01-20 | 映像信号伝送方法、重畳情報抽出方法、映像信号出力装置、映像信号受信装置および映像信号記録媒体 |
JP807997 | 1997-01-20 | ||
JP9008080A JPH10210430A (ja) | 1997-01-20 | 1997-01-20 | 映像信号伝送方法、重畳情報抽出方法、映像信号出力装置、映像信号受信装置および映像信号記録媒体 |
JP808197 | 1997-01-20 | ||
JP9008081A JPH10210431A (ja) | 1997-01-20 | 1997-01-20 | 映像信号伝送方法、重畳情報抽出方法、映像信号出力装置、映像信号受信装置および映像信号記録媒体 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69838860D1 true DE69838860D1 (de) | 2008-01-31 |
DE69838860T2 DE69838860T2 (de) | 2008-12-04 |
Family
ID=27277866
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69838860T Expired - Lifetime DE69838860T2 (de) | 1997-01-20 | 1998-01-13 | Bildsignalübertragungsverfahren, Verfahren zur Gewinnung eines überlagerten Signals, Bildsignalausgabevorrichtung, Bildsignalempfangsvorrichtung und Bildsignalaufnahmemedium |
Country Status (8)
Country | Link |
---|---|
US (2) | US6271887B1 (de) |
EP (1) | EP0854647B1 (de) |
KR (1) | KR100534053B1 (de) |
CN (1) | CN1187975C (de) |
CA (1) | CA2227049A1 (de) |
DE (1) | DE69838860T2 (de) |
ID (1) | ID19659A (de) |
TW (1) | TW401702B (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3867738B2 (ja) * | 1997-01-22 | 2007-01-10 | ソニー株式会社 | 映像信号伝送方法および重畳情報抽出方法 |
JP4045381B2 (ja) * | 1997-08-29 | 2008-02-13 | ソニー株式会社 | 映像信号への付加情報の重畳方法および装置 |
JPH1175166A (ja) * | 1997-08-29 | 1999-03-16 | Sony Corp | 映像信号への付加情報の重畳方法および重畳装置 |
JP3867744B2 (ja) * | 1997-09-01 | 2007-01-10 | ソニー株式会社 | スペクトラム拡散信号検出方法および装置 |
JP3890737B2 (ja) * | 1998-04-14 | 2007-03-07 | 株式会社日立製作所 | ディジタル映像信号または音声信号の再生装置及び再生方法 |
JP3817364B2 (ja) * | 1998-05-07 | 2006-09-06 | パイオニア株式会社 | 画像記録信号生成装置、情報記録装置及び記録媒体 |
JP2000013585A (ja) * | 1998-06-19 | 2000-01-14 | Sony Corp | 付加情報の重畳装置、付加情報の重畳方法、画像情報記録装置および画像情報記録方法 |
JP2000092461A (ja) * | 1998-09-10 | 2000-03-31 | Sony Corp | 付加情報重畳方法および映像信号出力装置 |
US9781257B2 (en) | 2000-01-19 | 2017-10-03 | Sony Mobile Communications Ab | Technique for obtaining caller-originated alert signals in IP-based communication sessions |
US8400946B2 (en) | 2000-01-19 | 2013-03-19 | Sony Corporation | System and method for sharing common location-related information between communication devices |
US8548010B2 (en) | 2000-01-19 | 2013-10-01 | Sony Corporation | Method and apparatus for event-based synchronization of information between communication devices |
GB2365295A (en) * | 2000-07-27 | 2002-02-13 | Cambridge Consultants | Watermarking key |
JP4794787B2 (ja) * | 2001-12-07 | 2011-10-19 | パイオニア株式会社 | 情報記録装置及び方法、情報再生装置及び方法、情報記録用プログラム及び情報再生用プログラム並びに記録媒体 |
US7386125B2 (en) * | 2002-10-28 | 2008-06-10 | Qdesign Usa, Inc. | Techniques of imperceptibly altering the spectrum of a displayed image in a manner that discourages copying |
TWI408947B (zh) * | 2009-02-13 | 2013-09-11 | Mstar Semiconductor Inc | 影像調整裝置及影像調整方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3984624A (en) | 1974-07-25 | 1976-10-05 | Weston Instruments, Inc. | Video system for conveying digital and analog information |
US4318125A (en) * | 1979-04-25 | 1982-03-02 | Westinghouse Electric Corp. | Solid state digital audio scrambler system for teletransmission of audio intelligence through a television system |
JPS63228888A (ja) * | 1987-03-18 | 1988-09-22 | Shinano Kikaku:Kk | 記録済ビデオテ−プとその作製方法 |
US4969041A (en) | 1988-09-23 | 1990-11-06 | Dubner Computer Systems, Inc. | Embedment of data in a video signal |
US5134496A (en) | 1989-05-26 | 1992-07-28 | Technicolor Videocassette Of Michigan Inc. | Bilateral anti-copying device for video systems |
US5319735A (en) * | 1991-12-17 | 1994-06-07 | Bolt Beranek And Newman Inc. | Embedded signalling |
TW221507B (de) | 1992-06-16 | 1994-03-01 | Matsushita Electric Ind Co Ltd | |
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 |
JP3371187B2 (ja) | 1995-12-04 | 2003-01-27 | ソニー株式会社 | 情報信号記録装置および方法、並びに情報信号複製装置および方法 |
US5809139A (en) * | 1996-09-13 | 1998-09-15 | Vivo Software, Inc. | Watermarking method and apparatus for compressed digital video |
TW312770B (en) * | 1996-10-15 | 1997-08-11 | Japen Ibm Kk | The hiding and taking out method of data |
-
1997
- 1997-12-31 TW TW086120078A patent/TW401702B/zh not_active IP Right Cessation
-
1998
- 1998-01-07 US US09/003,816 patent/US6271887B1/en not_active Expired - Lifetime
- 1998-01-12 ID IDP980033A patent/ID19659A/id unknown
- 1998-01-13 EP EP98300213A patent/EP0854647B1/de not_active Expired - Lifetime
- 1998-01-13 KR KR1019980000759A patent/KR100534053B1/ko not_active IP Right Cessation
- 1998-01-13 DE DE69838860T patent/DE69838860T2/de not_active Expired - Lifetime
- 1998-01-15 CA CA002227049A patent/CA2227049A1/en not_active Abandoned
- 1998-01-20 CN CNB981059414A patent/CN1187975C/zh not_active Expired - Fee Related
-
2001
- 2001-06-04 US US09/871,879 patent/US6441859B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR100534053B1 (ko) | 2006-06-21 |
EP0854647B1 (de) | 2007-12-19 |
TW401702B (en) | 2000-08-11 |
US20010045992A1 (en) | 2001-11-29 |
US6441859B2 (en) | 2002-08-27 |
KR19980070487A (ko) | 1998-10-26 |
US6271887B1 (en) | 2001-08-07 |
ID19659A (id) | 1998-07-23 |
CN1204213A (zh) | 1999-01-06 |
EP0854647A2 (de) | 1998-07-22 |
DE69838860T2 (de) | 2008-12-04 |
EP0854647A3 (de) | 1999-01-27 |
CN1187975C (zh) | 2005-02-02 |
CA2227049A1 (en) | 1998-07-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) |