GB2296171B - Playing apparatus for signal use - Google Patents

Playing apparatus for signal use

Info

Publication number
GB2296171B
GB2296171B GB9526301A GB9526301A GB2296171B GB 2296171 B GB2296171 B GB 2296171B GB 9526301 A GB9526301 A GB 9526301A GB 9526301 A GB9526301 A GB 9526301A GB 2296171 B GB2296171 B GB 2296171B
Authority
GB
United Kingdom
Prior art keywords
playing apparatus
signal use
signal
playing
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 - Fee Related
Application number
GB9526301A
Other versions
GB2296171A (en
GB9526301D0 (en
Inventor
Shunichi Momiki
Makoto Saito
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Corp
Original Assignee
Mitsubishi 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
Priority claimed from JP4276941A external-priority patent/JPH06132916A/en
Application filed by Mitsubishi Corp filed Critical Mitsubishi Corp
Priority to GB9620720A priority Critical patent/GB2304010B/en
Priority to GB9620736A priority patent/GB2304012B/en
Priority to GB9620722A priority patent/GB2304011B/en
Priority to GB9620719A priority patent/GB2304009A/en
Publication of GB9526301D0 publication Critical patent/GB9526301D0/en
Publication of GB2296171A publication Critical patent/GB2296171A/en
Application granted granted Critical
Publication of GB2296171B publication Critical patent/GB2296171B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
    • H04N21/4334—Recording operations
    • 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
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/254—Management at additional data server, e.g. shopping server, rights management server
    • H04N21/2543—Billing, e.g. for subscription services
    • 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
    • H04N21/4405—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 decryption
    • 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]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/633—Control signals issued by server directed to the network components or client
    • H04N21/6332—Control signals issued by server directed to the network components or client directed to client
    • H04N21/6334—Control signals issued by server directed to the network components or client directed to client for authorisation, e.g. by transmitting a key
    • H04N21/63345—Control signals issued by server directed to the network components or client directed to client for authorisation, e.g. by transmitting a key by transmitting keys
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
    • H04N7/163—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing by receiver means only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
    • H04N7/165—Centralised control of user terminal ; Registering at central
    • 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
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H04N7/17309—Transmission or handling of upstream communications
    • H04N7/17318—Direct or substantially direct transmission and handling of requests
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
GB9526301A 1992-10-15 1993-10-14 Playing apparatus for signal use Expired - Fee Related GB2296171B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB9620720A GB2304010B (en) 1992-10-15 1993-10-14 Signal recording/playing method and system
GB9620736A GB2304012B (en) 1992-10-15 1993-10-14 Receiving apparatus
GB9620722A GB2304011B (en) 1992-10-15 1993-10-14 Signal recording apparatus
GB9620719A GB2304009A (en) 1992-10-15 1993-10-14 Signal recording/playing system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4276941A JPH06132916A (en) 1992-10-15 1992-10-15 Receiving device
GB9321202A GB2272822B (en) 1992-10-15 1993-10-14 A broadcasting system

Publications (3)

Publication Number Publication Date
GB9526301D0 GB9526301D0 (en) 1996-02-21
GB2296171A GB2296171A (en) 1996-06-19
GB2296171B true GB2296171B (en) 1997-08-13

Family

ID=26303677

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9526301A Expired - Fee Related GB2296171B (en) 1992-10-15 1993-10-14 Playing apparatus for signal use

Country Status (1)

Country Link
GB (1) GB2296171B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4110588B2 (en) * 1997-03-19 2008-07-02 ソニー株式会社 Data receiving apparatus and receiving method
US7721318B2 (en) 2005-04-15 2010-05-18 Scientific-Atlanta, Inc. Uplink signaling for global decoder control
US7810131B2 (en) 2005-04-15 2010-10-05 Scientific-Atlanta, Llc Control system with global control stream for controlling a plurality of decoders

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2067871A (en) * 1980-01-19 1981-07-30 Marconi Co Ltd Information Encoding Systems
WO1985003830A1 (en) * 1984-02-23 1985-08-29 American Telephone & Telegraph Company Method and apparatus for subscription broadcast
US4710955A (en) * 1985-11-25 1987-12-01 General Instrument Corporation Cable television system with two-way telephone communication path
US4751732A (en) * 1984-07-06 1988-06-14 Kabushiki Kaisha Toshiba Broadcasting system
EP0489385A2 (en) * 1990-12-06 1992-06-10 EDICO S.r.l. System for the transmission and reception of encoded television signals
US5144663A (en) * 1986-04-18 1992-09-01 Kudelski S.A. Fabrique D'engregistreurs Nagra Method of interactive communication between a subscriber and a decoder of a system of pay-television and decoder thereof
WO1993007715A1 (en) * 1991-10-03 1993-04-15 Thomson Consumer Electronics S.A. Method and apparatus for customizing a device with a smart card

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2067871A (en) * 1980-01-19 1981-07-30 Marconi Co Ltd Information Encoding Systems
WO1985003830A1 (en) * 1984-02-23 1985-08-29 American Telephone & Telegraph Company Method and apparatus for subscription broadcast
US4751732A (en) * 1984-07-06 1988-06-14 Kabushiki Kaisha Toshiba Broadcasting system
US4710955A (en) * 1985-11-25 1987-12-01 General Instrument Corporation Cable television system with two-way telephone communication path
US5144663A (en) * 1986-04-18 1992-09-01 Kudelski S.A. Fabrique D'engregistreurs Nagra Method of interactive communication between a subscriber and a decoder of a system of pay-television and decoder thereof
EP0489385A2 (en) * 1990-12-06 1992-06-10 EDICO S.r.l. System for the transmission and reception of encoded television signals
WO1993007715A1 (en) * 1991-10-03 1993-04-15 Thomson Consumer Electronics S.A. Method and apparatus for customizing a device with a smart card

Also Published As

Publication number Publication date
GB2296171A (en) 1996-06-19
GB9526301D0 (en) 1996-02-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20041014