GB0103149D0 - A system for switching from a first group of signals to a second group of signals - Google Patents

A system for switching from a first group of signals to a second group of signals

Info

Publication number
GB0103149D0
GB0103149D0 GBGB0103149.1A GB0103149A GB0103149D0 GB 0103149 D0 GB0103149 D0 GB 0103149D0 GB 0103149 A GB0103149 A GB 0103149A GB 0103149 D0 GB0103149 D0 GB 0103149D0
Authority
GB
United Kingdom
Prior art keywords
signals
group
switching
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.)
Granted
Application number
GBGB0103149.1A
Other versions
GB2356518A (en
GB2356518B (en
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.)
ACTV Inc
Original Assignee
ACTV Inc
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 ACTV Inc filed Critical ACTV Inc
Priority claimed from GB0000446A external-priority patent/GB2349289B/en
Publication of GB0103149D0 publication Critical patent/GB0103149D0/en
Publication of GB2356518A publication Critical patent/GB2356518A/en
Application granted granted Critical
Publication of GB2356518B publication Critical patent/GB2356518B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/426—Internal components of the client ; Characteristics thereof
    • H04N21/42607—Internal components of the client ; Characteristics thereof for processing the incoming bitstream
    • H04N21/4263—Internal components of the client ; Characteristics thereof for processing the incoming bitstream involving specific tuning arrangements, e.g. two tuners
    • 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
    • H04N21/23424—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving splicing one content stream with another content stream, e.g. for inserting or substituting an advertisement
    • 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
    • H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving MPEG packets from an IP network
    • H04N21/4383—Accessing a communication channel
    • 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
    • H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving MPEG packets from an IP network
    • H04N21/4383—Accessing a communication channel
    • H04N21/4384—Accessing a communication channel involving operations to reduce the access time, e.g. fast-tuning for reducing channel switching latency
    • 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
    • H04N21/44016—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 splicing one content stream with another content stream, e.g. for substituting a video clip
    • 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 
    • H04N21/65—Transmission of management data between client and server
    • H04N21/658—Transmission by the client directed to the server
    • H04N21/6587—Control parameters, e.g. trick play commands, viewpoint selection
    • 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
    • H04N5/445—Receiver circuitry for the reception of television signals according to analogue transmission standards for displaying additional information
    • H04N5/45—Picture in picture, e.g. displaying simultaneously another television channel in a region of the screen
    • 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
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/426—Internal components of the client ; Characteristics thereof
    • 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
    • H04N5/46—Receiver circuitry for the reception of television signals according to analogue transmission standards for receiving on more than one standard at will
GB0103149A 1998-09-16 1998-12-16 A system for switching from a first group of signals to a second group of signals Expired - Lifetime GB2356518B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15406998A 1998-09-16 1998-09-16
GB0000446A GB2349289B (en) 1998-09-16 1998-12-16 Method and apparatus for performing a seamless switch between two digital video signals

Publications (3)

Publication Number Publication Date
GB0103149D0 true GB0103149D0 (en) 2001-03-28
GB2356518A GB2356518A (en) 2001-05-23
GB2356518B GB2356518B (en) 2002-04-24

Family

ID=26243363

Family Applications (3)

Application Number Title Priority Date Filing Date
GB0103147A Expired - Fee Related GB2356517B (en) 1998-09-16 1998-12-16 A receiver for simultaneously displaying first and second video signals
GB0103149A Expired - Lifetime GB2356518B (en) 1998-09-16 1998-12-16 A system for switching from a first group of signals to a second group of signals
GB0103146A Expired - Fee Related GB2356516B (en) 1998-09-16 1998-12-16 A reception unit for performing seamless switches between video signals

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0103147A Expired - Fee Related GB2356517B (en) 1998-09-16 1998-12-16 A receiver for simultaneously displaying first and second video signals

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0103146A Expired - Fee Related GB2356516B (en) 1998-09-16 1998-12-16 A reception unit for performing seamless switches between video signals

Country Status (1)

Country Link
GB (3) GB2356517B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2415314B (en) 2001-08-08 2006-05-03 Adder Tech Ltd Video switch
GB0119331D0 (en) * 2001-08-08 2001-10-03 Adder Tech Ltd KVM switch
EP1557038A4 (en) * 2002-10-30 2009-05-13 Nds Ltd Interactive broadcast system
KR100557437B1 (en) * 2003-06-12 2006-03-07 삼성전자주식회사 Portable Computer Having TV Signal Receiving Module
US20050168641A1 (en) * 2004-01-30 2005-08-04 Dong-Uk Seo Broadcast transceiver and method of operating tuner thereof
TWM288478U (en) * 2005-10-28 2006-03-01 Animation Technologies Inc Multiple TV signal processing device
TW200727653A (en) * 2006-01-03 2007-07-16 Avermedia Tech Inc Digital media multiplexer and method thereof
US8739196B2 (en) 2010-06-15 2014-05-27 Echostar Broadcasting Corporation Apparatus, systems and methods for pre-tuning a second tuner in anticipation of a channel surfing activity

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4625235A (en) * 1983-05-19 1986-11-25 Westinghouse Electric Corp. Remote control switching of television sources
IT1241338B (en) * 1990-12-06 1994-01-10 Sisvel Spa PERFECTED RECEIVER OF TELETEXT TRANSMISSIONS
US5724091A (en) * 1991-11-25 1998-03-03 Actv, Inc. Compressed digital data interactive program system
US5861881A (en) * 1991-11-25 1999-01-19 Actv, Inc. Interactive computer system for providing an interactive presentation with personalized video, audio and graphics responses for multiple viewers
JP3221524B2 (en) * 1993-04-13 2001-10-22 株式会社日立製作所 Digital television broadcast receiver and broadcast system
DE19548957C2 (en) * 1994-12-28 1999-12-16 Lg Electronics Inc Automatic channel search procedure for a television receiver
US5600366A (en) * 1995-03-22 1997-02-04 Npb Partners, Ltd. Methods and apparatus for digital advertisement insertion in video programming
US6487721B1 (en) * 1998-01-30 2002-11-26 General Instrument Corporation Apparatus and method for digital advertisement insertion in a bitstream
KR100392889B1 (en) * 1999-01-30 2003-07-28 삼성전자주식회사 A method and apparatus for reception different medium digital broadcasting signals selectively

Also Published As

Publication number Publication date
GB0103147D0 (en) 2001-03-28
GB2356517A (en) 2001-05-23
GB2356518A (en) 2001-05-23
GB2356516A (en) 2001-05-23
GB2356517B (en) 2002-11-27
GB0103146D0 (en) 2001-03-28
GB2356518B (en) 2002-04-24
GB2356516B (en) 2002-04-24

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20120906 AND 20120912

PE20 Patent expired after termination of 20 years

Expiry date: 20181215