DE3685019D1 - Drahtlose uebertragung vom fernsehgeraet zur fernsehstation. - Google Patents

Drahtlose uebertragung vom fernsehgeraet zur fernsehstation.

Info

Publication number
DE3685019D1
DE3685019D1 DE8686101763T DE3685019T DE3685019D1 DE 3685019 D1 DE3685019 D1 DE 3685019D1 DE 8686101763 T DE8686101763 T DE 8686101763T DE 3685019 T DE3685019 T DE 3685019T DE 3685019 D1 DE3685019 D1 DE 3685019D1
Authority
DE
Germany
Prior art keywords
television
units
burst
horizontal line
responder
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
DE8686101763T
Other languages
English (en)
Inventor
Fernando Morales-Garza
Oscar Morales-Garza
Jorge E Ortiz-Salinas
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.)
TV ANSWER INT Inc
Original Assignee
TV ANSWER INT 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 TV ANSWER INT Inc filed Critical TV ANSWER INT Inc
Application granted granted Critical
Publication of DE3685019D1 publication Critical patent/DE3685019D1/de
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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H04H60/29—Arrangements for monitoring broadcast services or broadcast-related services
    • H04H60/33—Arrangements for monitoring the users' behaviour or opinions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H04H60/35—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users
    • H04H60/38—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying broadcast time or space
    • H04H60/41—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying broadcast time or space for identifying broadcast space, i.e. broadcast channels, broadcast stations or broadcast areas
    • H04H60/44—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying broadcast time or space for identifying broadcast space, i.e. broadcast channels, broadcast stations or broadcast areas for identifying broadcast stations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H04H60/76—Arrangements characterised by transmission systems other than for broadcast, e.g. the Internet
    • H04H60/81—Arrangements characterised by transmission systems other than for broadcast, e.g. the Internet characterised by the transmission system itself
    • H04H60/90—Wireless transmission systems
    • 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
    • H04N21/47—End-user applications
    • H04N21/475—End-user interface for inputting end-user data, e.g. personal identification number [PIN], preference data
    • H04N21/4758—End-user interface for inputting end-user data, e.g. personal identification number [PIN], preference data for providing answers, e.g. voting
    • 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 
    • H04N21/61—Network physical structure; Signal processing
    • H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
    • H04N21/6112—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving terrestrial transmission, e.g. DVB-T
    • 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 
    • H04N21/61—Network physical structure; Signal processing
    • H04N21/6156—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network
    • H04N21/6162—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network involving terrestrial transmission, e.g. DVB-T
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/002—Special television systems not provided for by H04N7/007 - H04N7/18
    • 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
    • H04N7/084—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 horizontal blanking interval only
    • H04N7/085—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 horizontal blanking interval only the inserted signal being digital
    • 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
    • H04N2007/17372—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal the upstream transmission being initiated or timed by a signal from upstream of the user terminal
DE8686101763T 1986-02-12 1986-02-12 Drahtlose uebertragung vom fernsehgeraet zur fernsehstation. Expired - Fee Related DE3685019D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP86101763A EP0232446B1 (de) 1986-02-12 1986-02-12 Drahtlose Übertragung vom Fernsehgerät zur Fernsehstation

Publications (1)

Publication Number Publication Date
DE3685019D1 true DE3685019D1 (de) 1992-05-27

Family

ID=8194890

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686101763T Expired - Fee Related DE3685019D1 (de) 1986-02-12 1986-02-12 Drahtlose uebertragung vom fernsehgeraet zur fernsehstation.

Country Status (4)

Country Link
US (1) US4591906A (de)
EP (1) EP0232446B1 (de)
AT (1) ATE75359T1 (de)
DE (1) DE3685019D1 (de)

Families Citing this family (96)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4965825A (en) 1981-11-03 1990-10-23 The Personalized Mass Media Corporation Signal processing apparatus and methods
USRE47642E1 (en) 1981-11-03 2019-10-08 Personalized Media Communications LLC Signal processing apparatus and methods
US7831204B1 (en) 1981-11-03 2010-11-09 Personalized Media Communications, Llc Signal processing apparatus and methods
JPS60103748A (ja) * 1983-11-09 1985-06-08 Sony Corp デイジタル信号伝送方式
US4948126A (en) * 1985-06-13 1990-08-14 Drummond Malcolm J Event adjudicator and interface
US4626904A (en) * 1985-11-12 1986-12-02 Control Data Corporation Meter for passively logging the presence and identity of TV viewers
US4591906A (en) * 1986-02-12 1986-05-27 Morales Garza Fernando Wireless transmission from the television set to the television station
US5177604A (en) * 1986-05-14 1993-01-05 Radio Telcom & Technology, Inc. Interactive television and data transmission system
US4750036A (en) * 1986-05-14 1988-06-07 Radio Telcom & Technology, Inc. Interactive television and data transmission system
US4755871A (en) * 1986-11-25 1988-07-05 Magus, Ltd. Control of rf answer pulses in a TV answer back system
US4887152A (en) * 1987-01-30 1989-12-12 Sony Corporation Message delivery system operable in an override mode upon reception of a command signal
JP2658030B2 (ja) * 1987-01-30 1997-09-30 ソニー株式会社 情報伝送装置
US4896209A (en) * 1987-02-10 1990-01-23 Sony Corporation Passenger vehicle polling system having a central unit for polling passenger seat terminal units
US4958381A (en) * 1987-02-17 1990-09-18 Sony Corporation Two way communication system
JP2581055B2 (ja) * 1987-02-23 1997-02-12 ソニー株式会社 集中制御装置
JP2722450B2 (ja) * 1987-02-25 1998-03-04 ソニー株式会社 集中管理装置
US4928177A (en) * 1988-04-11 1990-05-22 Cooper Industries, Inc. Two-way data broadcast networks
JPH022726A (ja) * 1988-06-17 1990-01-08 Fujitsu Ltd 同報型衛星通信システム
CH676904A5 (en) * 1988-10-13 1991-03-15 Bernard Barut Multichannel cable TV system
US5093786A (en) * 1989-01-27 1992-03-03 Fleetwood Furniture Company, Inc. Remote response system
IL94519A (en) * 1989-06-13 1993-07-08 Tv Answer Int Inc Satellite television communication system for audience polling and processing answers
US5101267A (en) * 1989-08-07 1992-03-31 Tv Answer, Inc. Wide area real-time T-V audience polling system with local area stations linked by satellite
US5663757A (en) * 1989-07-14 1997-09-02 Morales; Fernando Software controlled multi-mode interactive TV systems
US5036389A (en) * 1989-07-14 1991-07-30 Magus, Ltd. Satellite controlled audience polling system
US5257099A (en) * 1989-08-07 1993-10-26 Tv Answer, Inc. Central data processing station for satellite communication with local area audience response station
US5392353A (en) * 1989-08-07 1995-02-21 Tv Answer, Inc. Interactive satellite broadcast network
US5223923A (en) * 1989-08-07 1993-06-29 Tv Answer, Inc. Cellular repeater stations in a wireless audience response system for satellite communication
US5226177A (en) * 1990-03-27 1993-07-06 Viewfacts, Inc. Real-time wireless audience response system
US5587734A (en) * 1990-09-28 1996-12-24 Ictv, Inc. User interface for selecting television information services through pseudo-channel access
US5526034A (en) * 1990-09-28 1996-06-11 Ictv, Inc. Interactive home information system with signal assignment
US5594507A (en) * 1990-09-28 1997-01-14 Ictv, Inc. Compressed digital overlay controller and method for MPEG type video signal
US5883661A (en) * 1990-09-28 1999-03-16 Ictv, Inc. Output switching for load levelling across multiple service areas
US5412720A (en) * 1990-09-28 1995-05-02 Ictv, Inc. Interactive home information system
US5557316A (en) * 1990-09-28 1996-09-17 Ictv, Inc. System for distributing broadcast television services identically on a first bandwidth portion of a plurality of express trunks and interactive services over a second bandwidth portion of each express trunk on a subscriber demand basis
CA2092989C (en) * 1990-10-01 2000-02-08 Thomas A. Bush Transactional processing system
US5410360A (en) * 1991-06-14 1995-04-25 Wavephore, Inc. Timing control for injecting a burst and data into a video signal
US5559559A (en) * 1991-06-14 1996-09-24 Wavephore, Inc. Transmitting a secondary signal with dynamic injection level control
US5387941A (en) * 1991-06-14 1995-02-07 Wavephore, Inc. Data with video transmitter
US5327237A (en) * 1991-06-14 1994-07-05 Wavephore, Inc. Transmitting data with video
US5831679A (en) * 1991-06-14 1998-11-03 Wavephore, Inc. Network for retrieval and video transmission of information
US5617148A (en) * 1991-06-14 1997-04-01 Wavephore, Inc. Filter by-pass for transmitting an additional signal with a video signal
US5724357A (en) * 1992-01-28 1998-03-03 Fleetwood Group, Inc. Remote response system and data transfer protocol
US6457177B1 (en) 1992-05-01 2002-09-24 Digitalconvergence.Com Inc. Dual port interactive media system
US5907793A (en) * 1992-05-01 1999-05-25 Reams; David A. Telephone-based interactive broadcast or cable radio or television methods and apparatus
US5469206A (en) * 1992-05-27 1995-11-21 Philips Electronics North America Corporation System and method for automatically correlating user preferences with electronic shopping information
US5790936A (en) * 1992-10-26 1998-08-04 Eon Corporation Low power subscriber unit transmitting voice messages in a two-way communication system
US5388101A (en) * 1992-10-26 1995-02-07 Eon Corporation Interactive nationwide data service communication system for stationary and mobile battery operated subscriber units
US5678172A (en) * 1992-10-26 1997-10-14 Eon Corporation Simulated voice packet messaging
DE4309504A1 (de) * 1992-11-25 1994-05-26 Bouke Stoffelsma Interaktives Informationssystem
US6323894B1 (en) * 1993-03-12 2001-11-27 Telebuyer, Llc Commercial product routing system with video vending capability
US7019770B1 (en) * 1993-03-12 2006-03-28 Telebuyer, Llc Videophone system for scrutiny monitoring with computer control
US20030185356A1 (en) 1993-03-12 2003-10-02 Telebuyer, Llc Commercial product telephonic routing system with mobile wireless and video vending capability
US5495284A (en) 1993-03-12 1996-02-27 Katz; Ronald A. Scheduling and processing system for telephone video communication
NL9300619A (nl) * 1993-04-08 1994-11-01 Nederland Ptt Systeem voor de overdracht van selectiecodesignalen aan TV- of radiostations.
US20050114906A1 (en) * 1993-05-03 2005-05-26 Ictv, Inc. System for interactive television
US20020120545A1 (en) * 1994-01-27 2002-08-29 Ronald A. Katz Commercial product routing system with video vending capability
DE59408360D1 (de) * 1994-03-15 1999-07-08 Siemens Ag Verfahren zur empfangsseitigen Taktversorgung für digital mittels ATM übertragene Videosignale in Faser-/Koaxial-Teilnehmeranschlussnetzen
US5872589A (en) * 1994-03-18 1999-02-16 Interactive Return Service, Inc. Interactive TV system for mass media distribution
US5633872A (en) * 1994-06-08 1997-05-27 Eon Corporation Interactive radio
US6021119A (en) * 1994-06-24 2000-02-01 Fleetwood Group, Inc. Multiple site interactive response system
US5594937A (en) * 1994-09-02 1997-01-14 Ghz Equipment Company System for the transmission and reception of directional radio signals utilizing a gigahertz implosion concept
DE4444889C1 (de) * 1994-12-16 1996-07-11 Grundig Emv Verfahren und Schaltungsanordnung zur Realisierung eines Rückübertragungskanals vom Empfänger zum Sender in einem Gleichwellennetz
FR2728413B1 (fr) * 1994-12-16 1997-01-24 France Telecom Dispositif de reception d'un signal radioelectrique en milieu perturbe, notamment sur un site d'emission de signaux radioelectriques de grande puissance, et son application a un systeme de communication interactif
US5822324A (en) * 1995-03-16 1998-10-13 Bell Atlantic Network Services, Inc. Simulcasting digital video programs for broadcast and interactive services
US5651010A (en) * 1995-03-16 1997-07-22 Bell Atlantic Network Services, Inc. Simultaneous overlapping broadcasting of digital programs
US5555015A (en) * 1995-03-20 1996-09-10 Intrinzix Technologies, Inc. Wireless two way transmission between center and user stations via a relay
CA2181781C (en) * 1995-07-26 2000-02-29 Seiji Iwafune Television system for providing interactive television programs and server system for constructing the television system
DE19529502B4 (de) * 1995-08-10 2006-07-20 Gall, Sieghard, Dr. Verfahren zur Erfassung der Beurteilungen von Ton/Bild-Sendungen
US6516466B1 (en) 1996-05-02 2003-02-04 Vincent C. Jackson Method and apparatus for portable digital entertainment system
IL120684A (en) * 1997-04-16 2009-08-03 Handelman Doron Entertainment system
US6782392B1 (en) 1998-05-26 2004-08-24 Rockwell Collins, Inc. System software architecture for a passenger entertainment system, method and article of manufacture
US6499027B1 (en) 1998-05-26 2002-12-24 Rockwell Collins, Inc. System software architecture for a passenger entertainment system, method and article of manufacture
US6813777B1 (en) 1998-05-26 2004-11-02 Rockwell Collins Transaction dispatcher for a passenger entertainment system, method and article of manufacture
US7028304B1 (en) 1998-05-26 2006-04-11 Rockwell Collins Virtual line replaceable unit for a passenger entertainment system, method and article of manufacture
US6807538B1 (en) 1998-05-26 2004-10-19 Rockwell Collins Passenger entertainment system, method and article of manufacture employing object oriented system software
US6938258B1 (en) 1998-05-26 2005-08-30 Rockwell Collins Message processor for a passenger entertainment system, method and article of manufacture
US6519773B1 (en) * 2000-02-08 2003-02-11 Sherjil Ahmed Method and apparatus for a digitized CATV network for bundled services
US7478240B1 (en) 2000-02-11 2009-01-13 Alcatel-Lucent Usa Inc. Method and system for capture of location specific media related information and delivery through communications network
US20030112883A1 (en) * 2001-12-13 2003-06-19 Ihrie David Wayne Method and apparatus for bi-directional communication in systems broadcasting multi-carrier signals
US20030215780A1 (en) * 2002-05-16 2003-11-20 Media Group Wireless Wireless audience polling and response system and method therefor
GB2425692B (en) 2002-08-15 2007-03-21 Iml Ltd A participant response system and method
US8074248B2 (en) 2005-07-26 2011-12-06 Activevideo Networks, Inc. System and method for providing video content associated with a source image to a television in a communication network
US7583684B2 (en) * 2005-08-24 2009-09-01 The Boeing Corporation Automatic commandable SSID switching
US9042454B2 (en) 2007-01-12 2015-05-26 Activevideo Networks, Inc. Interactive encoded content system including object models for viewing on a remote device
US9826197B2 (en) 2007-01-12 2017-11-21 Activevideo Networks, Inc. Providing television broadcasts over a managed network and interactive content over an unmanaged network to a client device
CA2814070A1 (en) 2010-10-14 2012-04-19 Activevideo Networks, Inc. Streaming digital video between video devices using a cable television system
WO2012138660A2 (en) 2011-04-07 2012-10-11 Activevideo Networks, Inc. Reduction of latency in video distribution networks using adaptive bit rates
EP2815582B1 (de) 2012-01-09 2019-09-04 ActiveVideo Networks, Inc. Wiedergabe einer interaktiven vereinfachten benutzerschnittstelle auf einem fernsehgerät
US9277271B2 (en) * 2012-02-23 2016-03-01 Zenith Electronics Llc Wireless network antenna apparatus and method
US9800945B2 (en) 2012-04-03 2017-10-24 Activevideo Networks, Inc. Class-based intelligent multiplexing over unmanaged networks
US9123084B2 (en) 2012-04-12 2015-09-01 Activevideo Networks, Inc. Graphical application integration with MPEG objects
WO2014145921A1 (en) 2013-03-15 2014-09-18 Activevideo Networks, Inc. A multiple-mode system and method for providing user selectable video content
US9294785B2 (en) 2013-06-06 2016-03-22 Activevideo Networks, Inc. System and method for exploiting scene graph information in construction of an encoded video sequence
US9219922B2 (en) 2013-06-06 2015-12-22 Activevideo Networks, Inc. System and method for exploiting scene graph information in construction of an encoded video sequence
EP3005712A1 (de) 2013-06-06 2016-04-13 ActiveVideo Networks, Inc. Überlagerte darstellung einer benutzerschnittstelle auf quellvideoinhalten
US9788029B2 (en) 2014-04-25 2017-10-10 Activevideo Networks, Inc. Intelligent multiplexing using class-based, multi-dimensioned decision logic for managed networks

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126513A (en) * 1964-03-24 Kamen
JPS5221852B2 (de) * 1971-10-19 1977-06-14
US3769579A (en) * 1972-03-31 1973-10-30 Oak Electro Netics Corp Cable television monitoring system
US3997718A (en) * 1973-02-01 1976-12-14 The Magnavox Company Premium interactive communication system
US3990036A (en) * 1974-02-28 1976-11-02 Western Geophysical Co. Multiplexing method and apparatus for telemetry of seismic data
IT1020803B (it) * 1974-09-16 1977-12-30 Rai Radiotelevisione Italiana Procedimento e dispositivo per la trasmissione bidirezionale iterati va fra utenti e stazione di testa negli impianti di televisione via cavo
JPS51115718A (en) * 1975-02-24 1976-10-12 Pioneer Electronic Corp Bi-directional catv system
US4112252A (en) * 1976-10-20 1978-09-05 Omnitext, Inc. Multi-terminal serially communicating shared logic text editing system
US4225884A (en) * 1977-02-14 1980-09-30 Telease, Inc. Method and system for subscription television billing and access
JPS55163931A (en) * 1979-06-08 1980-12-20 Pioneer Electronic Corp Duplex data communication system
US4290141A (en) * 1979-07-02 1981-09-15 General Electric Company Electronic voting system
EP0049280B1 (de) * 1980-03-31 1990-10-31 General Instrument Corporation Fernseh übertragungsanordnung zum übertragen von datensignalen
JPS5817741A (ja) * 1981-07-23 1983-02-02 Video Res:Kk ビデオメータにおける記録方法
US4591906A (en) * 1986-02-12 1986-05-27 Morales Garza Fernando Wireless transmission from the television set to the television station

Also Published As

Publication number Publication date
US4591906A (en) 1986-05-27
EP0232446A1 (de) 1987-08-19
ATE75359T1 (de) 1992-05-15
EP0232446B1 (de) 1992-04-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee