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 transmitido

Info

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
Application number
BR8400897A
Other languages
English (en)
Inventor
Masao Tomioka
Takashi Okada
Takao Mogi
Original Assignee
Sony Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of BR8400897A publication Critical patent/BR8400897A/pt

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)
BR8400897A 1983-02-28 1984-02-27 Aparelho para registrar sinais embaralhados transmidos,processo e aparelho para registrar um sinal transmitido BR8400897A (pt)

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)

* Cited by examiner, † Cited by third party
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
US5046090A (en) * 1990-03-29 1991-09-03 Gte Laboratories Incorporated Recorded medium for video control system
US4991208A (en) * 1990-03-29 1991-02-05 Gte Laboratories Incorporated Video control system having session encryption key
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
KR970009467B1 (ko) * 1992-07-21 1997-06-13 니뽕 빅터 가부시끼 가이샤 영상 신호 기록 장치 및 그 재생 장치
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
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
IL148018A0 (en) * 1999-08-09 2002-09-12 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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
JPH0418381B2 (pt) 1992-03-27
AU564715B2 (en) 1987-08-20
EP0120615A1 (en) 1984-10-03
EP0120615B1 (en) 1987-07-29
CA1219060A (en) 1987-03-10
US4635112A (en) 1987-01-06
DE3465159D1 (en) 1987-09-03
AU2512184A (en) 1984-09-06
JPS59157858A (ja) 1984-09-07

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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