BR8400897A - Aparelho para registrar sinais embaralhados transmidos,processo e aparelho para registrar um sinal transmitido - Google Patents
Aparelho para registrar sinais embaralhados transmidos,processo e aparelho para registrar um sinal transmitidoInfo
- Publication number
- BR8400897A BR8400897A BR8400897A BR8400897A BR8400897A BR 8400897 A BR8400897 A BR 8400897A BR 8400897 A BR8400897 A BR 8400897A BR 8400897 A BR8400897 A BR 8400897A BR 8400897 A BR8400897 A BR 8400897A
- Authority
- BR
- Brazil
- Prior art keywords
- appliance
- registering
- transmitted
- music signals
- transmitted signal
- Prior art date
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]
- H04N21/40—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 or rendering scenes according to encoded video stream scene graphs
- H04N21/4408—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video stream encryption, e.g. re-encrypting a decrypted video stream for redistribution in a home network
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/02—Control of operating function, e.g. switching from recording to reproducing
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/02—Control of operating function, e.g. switching from recording to reproducing
- G11B15/023—Control of operating function, e.g. switching from recording to reproducing remotely controlled
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B31/00—Arrangements for the associated working of recording or reproducing apparatus with related apparatus
- G11B31/006—Arrangements for the associated working of recording or reproducing apparatus with related apparatus with video camera or receiver
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/142—Detection of scene cut or scene change
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/179—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a scene or a shot
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/87—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving scene cut or scene change detection in combination with video compression
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/78—Television signal recording using magnetic recording
- H04N5/782—Television signal recording using magnetic recording on tape
-
- 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
- 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
- H04N7/087—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 with signal insertion during the vertical blanking interval only
- H04N7/088—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 with signal insertion during the vertical blanking interval only the inserted signal being digital
- H04N7/0887—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 with signal insertion during the vertical blanking interval only the inserted signal being digital for the transmission of programme or channel identifying signals
-
- 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
- H04N7/087—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 with signal insertion during the vertical blanking interval only
- H04N7/088—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 with signal insertion during the vertical blanking interval only the inserted signal being digital
- H04N7/0888—Subscription systems therefor
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
- H04N7/1675—Providing digital key or authorisation information for generation or regeneration of the scrambling sequence
-
- 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
- H04N2005/91364—Television signal processing therefor for scrambling ; for copy protection by modifying the video signal the video signal being scrambled
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Television Signal Processing For Recording (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58032019A JPS59157858A (ja) | 1983-02-28 | 1983-02-28 | 記録装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8400897A true BR8400897A (pt) | 1984-10-02 |
Family
ID=12347145
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8400897A BR8400897A (pt) | 1983-02-28 | 1984-02-27 | Aparelho para registrar sinais embaralhados transmidos,processo e aparelho para registrar um sinal transmitido |
Country Status (7)
Country | Link |
---|---|
US (1) | US4635112A (pt) |
EP (1) | EP0120615B1 (pt) |
JP (1) | JPS59157858A (pt) |
AU (1) | AU564715B2 (pt) |
BR (1) | BR8400897A (pt) |
CA (1) | CA1219060A (pt) |
DE (1) | DE3465159D1 (pt) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59174080A (ja) * | 1983-03-24 | 1984-10-02 | Sony Corp | テレビジヨン信号受信装置 |
DE3528467A1 (de) * | 1985-08-08 | 1987-02-19 | Thomson Brandt Gmbh | Einrichtung zum automatischen ein- und/oder abschalten eines signalaufzeichnungsgeraetes |
DE3850530T2 (de) * | 1987-06-30 | 1994-10-27 | Toshiba Kawasaki Kk | System und Verfahren zur Aufnahme/Wiedergabe mit Aufnahmebeschränkungsfunktion. |
GB8809514D0 (en) * | 1988-04-22 | 1988-05-25 | British Broadcasting Corp | Remote control system for downloading |
SE8803814A0 (sv) * | 1988-10-25 | 1990-04-26 | Spacenet Ab | Anordning vid betal-TV-system |
KR970008631B1 (ko) * | 1989-03-31 | 1997-05-27 | 엘지전자 주식회사 | 암호 기록 영상 녹화 및 재생 장치 |
US5113440A (en) * | 1989-07-21 | 1992-05-12 | Oci Communcations, Inc. | Universal decoder |
IT1237990B (it) * | 1989-12-13 | 1993-06-19 | Zappala' Giuseppe | Accessorio per ricevitore di segnali televisivi codificati |
DE69027195T2 (de) * | 1990-01-03 | 1996-10-02 | Edico S.R.L., Rom/Roma | System für das Senden und Empfangen von Fernsehsignalen |
US5054064A (en) * | 1990-03-29 | 1991-10-01 | Gte Laboratories Incorporated | Video control system for recorded programs |
US4991208A (en) * | 1990-03-29 | 1991-02-05 | Gte Laboratories Incorporated | Video control system having session encryption key |
US5046090A (en) * | 1990-03-29 | 1991-09-03 | Gte Laboratories Incorporated | Recorded medium for video control system |
US5428456A (en) * | 1991-03-15 | 1995-06-27 | Eastman Kodak Company | Method and apparatus for adaptively reducing interline flicker of TV-displayed image |
JP3341291B2 (ja) * | 1991-11-22 | 2002-11-05 | ソニー株式会社 | 受信装置 |
FI90612C (fi) * | 1992-03-11 | 1994-02-25 | Salon Televisiotehdas Oy | Menetelmä ja dekooderi koodatun videosignaalin salauksen purkamiseksi |
EP0580144B1 (en) * | 1992-07-21 | 1999-01-13 | Victor Company Of Japan, Limited | Apparatus for recording and reproducing video signals with preemphasis and deemphasis processes |
KR970009467B1 (ko) * | 1992-07-21 | 1997-06-13 | 니뽕 빅터 가부시끼 가이샤 | 영상 신호 기록 장치 및 그 재생 장치 |
US5477276A (en) * | 1992-12-17 | 1995-12-19 | Sony Corporation | Digital signal processing apparatus for achieving fade-in and fade-out effects on digital video signals |
JPH08107389A (ja) * | 1994-10-04 | 1996-04-23 | Hitachi Ltd | 映像情報課金システム |
DE4442348C2 (de) * | 1994-11-29 | 1998-08-27 | Bruker Franzen Analytik Gmbh | Verfahren und Vorrichtung zur verbesserten Massenauflösung eines Flugzeit-Massenspektrometers mit Ionenreflektor |
US20020002675A1 (en) | 1997-08-06 | 2002-01-03 | Ronald Roscoe Bush | Secure encryption of data packets for transmission over unsecured networks |
NZ517056A (en) * | 1999-08-09 | 2004-01-30 | British Sky Broadcasting Ltd | Improvements in receivers for television signals |
US8428117B2 (en) * | 2003-04-24 | 2013-04-23 | Fujitsu Semiconductor Limited | Image encoder and image encoding method |
JP2007318279A (ja) * | 2006-05-24 | 2007-12-06 | Sony Corp | 情報処理装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4340906A (en) * | 1980-05-14 | 1982-07-20 | Oak Industries Inc. | Video signal coding by video signal polarity reversal on the basis of brightness level comparison |
US4439785A (en) * | 1980-11-17 | 1984-03-27 | Vvr Associates | Subscriber television system |
AU562395B2 (en) * | 1981-09-10 | 1987-06-11 | Sony Corporation | Subscription television system |
-
1983
- 1983-02-28 JP JP58032019A patent/JPS59157858A/ja active Granted
-
1984
- 1984-02-23 CA CA000448136A patent/CA1219060A/en not_active Expired
- 1984-02-24 US US06/583,318 patent/US4635112A/en not_active Expired - Lifetime
- 1984-02-27 BR BR8400897A patent/BR8400897A/pt not_active IP Right Cessation
- 1984-02-28 DE DE8484301293T patent/DE3465159D1/de not_active Expired
- 1984-02-28 EP EP19840301293 patent/EP0120615B1/en not_active Expired
- 1984-02-28 AU AU25121/84A patent/AU564715B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE3465159D1 (en) | 1987-09-03 |
EP0120615B1 (en) | 1987-07-29 |
CA1219060A (en) | 1987-03-10 |
AU2512184A (en) | 1984-09-06 |
US4635112A (en) | 1987-01-06 |
JPS59157858A (ja) | 1984-09-07 |
JPH0418381B2 (pt) | 1992-03-27 |
EP0120615A1 (en) | 1984-10-03 |
AU564715B2 (en) | 1987-08-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 27/02/99 |