DK0470992T3 - TV-signaldetekteringsapparat - Google Patents

TV-signaldetekteringsapparat

Info

Publication number
DK0470992T3
DK0470992T3 DK90907206.8T DK90907206T DK0470992T3 DK 0470992 T3 DK0470992 T3 DK 0470992T3 DK 90907206 T DK90907206 T DK 90907206T DK 0470992 T3 DK0470992 T3 DK 0470992T3
Authority
DK
Denmark
Prior art keywords
receiver
pct
phase
synchronization signal
date nov
Prior art date
Application number
DK90907206.8T
Other languages
English (en)
Inventor
Lawrence Tyson
David Fisher
Original Assignee
David Fisher
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 David Fisher filed Critical David Fisher
Application granted granted Critical
Publication of DK0470992T3 publication Critical patent/DK0470992T3/da

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)
  • Circuits Of Receivers In General (AREA)
  • Details Of Television Scanning (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Alarm Systems (AREA)
  • Selective Calling Equipment (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Closed-Circuit Television Systems (AREA)
DK90907206.8T 1989-05-03 1990-05-03 TV-signaldetekteringsapparat DK0470992T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898910071A GB8910071D0 (en) 1989-05-03 1989-05-03 Television signal detection apparatus

Publications (1)

Publication Number Publication Date
DK0470992T3 true DK0470992T3 (da) 1994-12-27

Family

ID=10656094

Family Applications (1)

Application Number Title Priority Date Filing Date
DK90907206.8T DK0470992T3 (da) 1989-05-03 1990-05-03 TV-signaldetekteringsapparat

Country Status (10)

Country Link
US (1) US5294977A (da)
EP (1) EP0470992B1 (da)
AT (1) ATE112917T1 (da)
AU (1) AU644789B2 (da)
CA (1) CA2054751C (da)
DE (1) DE69013341T2 (da)
DK (1) DK0470992T3 (da)
ES (1) ES2064731T3 (da)
GB (1) GB8910071D0 (da)
WO (1) WO1990013974A1 (da)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6675383B1 (en) 1997-01-22 2004-01-06 Nielsen Media Research, Inc. Source detection apparatus and method for audience measurement
CN1505291A (zh) * 1998-05-12 2004-06-16 ���ѷý���о��ɷ����޹�˾ 数字电视的观众测定系统
US7444663B2 (en) 1998-12-31 2008-10-28 Lodgenet Interactive Corporation Menuing system for controlling content delivery within a video distribution system
US7000243B1 (en) 1998-12-31 2006-02-14 Oncommand Corporation Allocating computer resources within a video distribution system
US20030131350A1 (en) 2002-01-08 2003-07-10 Peiffer John C. Method and apparatus for identifying a digital audio signal
US8959016B2 (en) 2002-09-27 2015-02-17 The Nielsen Company (Us), Llc Activating functions in processing devices using start codes embedded in audio
US9711153B2 (en) 2002-09-27 2017-07-18 The Nielsen Company (Us), Llc Activating functions in processing devices using encoded audio and detecting audio signatures
US7222071B2 (en) * 2002-09-27 2007-05-22 Arbitron Inc. Audio data receipt/exposure measurement with code monitoring and signature extraction
US20060167458A1 (en) * 2005-01-25 2006-07-27 Lorenz Gabele Lock and release mechanism for a sternal clamp
US9015740B2 (en) 2005-12-12 2015-04-21 The Nielsen Company (Us), Llc Systems and methods to wirelessly meter audio/visual devices
CN106877957B (zh) * 2005-12-12 2019-08-27 尼尔逊媒介研究股份有限公司 在家庭中收集媒体的方法、设备和系统
WO2007146876A2 (en) 2006-06-15 2007-12-21 The Nielsen Company Methods and apparatus to meter content exposure using closed caption information
US8019162B2 (en) * 2006-06-20 2011-09-13 The Nielsen Company (Us), Llc Methods and apparatus for detecting on-screen media sources
US9124769B2 (en) 2008-10-31 2015-09-01 The Nielsen Company (Us), Llc Methods and apparatus to verify presentation of media content
US9426543B1 (en) * 2015-12-18 2016-08-23 Vuclip (Singapore) Pte. Ltd. Server-based video stitching

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4057829B1 (en) * 1973-12-18 1995-07-25 Spectradyne Inc Communication TV monitoring and control system
US4115807A (en) * 1976-07-19 1978-09-19 Pires H George Telephone billing apparatus for a subscription television system
DE3401762A1 (de) * 1984-01-19 1985-08-01 FSG Fernseh - System - Gesellschaft mbH, 8042 Oberschleißheim Anlage zur erfassung des betriebszustandes von fernsehgeraeten
AU7061487A (en) * 1986-03-26 1987-10-01 Nowosielski, J. Tv channel monitor for television receivers and/or video recorders
FR2628588A1 (fr) * 1988-03-14 1989-09-15 Croquet Cie Procede et systeme d'acquisition et de transmission d'informations sur l'audience de programmes televises

Also Published As

Publication number Publication date
AU644789B2 (en) 1993-12-23
US5294977A (en) 1994-03-15
AU5532390A (en) 1990-11-29
EP0470992A1 (en) 1992-02-19
EP0470992B1 (en) 1994-10-12
GB8910071D0 (en) 1989-06-21
CA2054751A1 (en) 1990-11-04
DE69013341D1 (de) 1994-11-17
CA2054751C (en) 1998-07-07
WO1990013974A1 (en) 1990-11-15
DE69013341T2 (de) 1995-03-23
ATE112917T1 (de) 1994-10-15
ES2064731T3 (es) 1995-02-01

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