CA1029126A - Continuous information add-on system - Google Patents

Continuous information add-on system

Info

Publication number
CA1029126A
CA1029126A CA220,672A CA220672A CA1029126A CA 1029126 A CA1029126 A CA 1029126A CA 220672 A CA220672 A CA 220672A CA 1029126 A CA1029126 A CA 1029126A
Authority
CA
Canada
Prior art keywords
continuous information
information add
add
continuous
information
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
Application number
CA220,672A
Other languages
French (fr)
Inventor
Alan D. Bedford
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.)
Hazeltine Research Inc
Original Assignee
Hazeltine Research 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 Hazeltine Research Inc filed Critical Hazeltine Research Inc
Priority to CA289,046A priority Critical patent/CA1031066A/en
Application granted granted Critical
Publication of CA1029126A publication Critical patent/CA1029126A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/06—Transmission systems characterised by the manner in which the individual colour picture signal components are combined
    • 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
    • H04N7/081—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 the additional information signals being transmitted by means of a subcarrier
CA220,672A 1974-06-24 1975-02-18 Continuous information add-on system Expired CA1029126A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA289,046A CA1031066A (en) 1974-06-24 1977-10-19 Continuous information add-on system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US482381A US3924060A (en) 1974-06-24 1974-06-24 Continuous information add-on system

Publications (1)

Publication Number Publication Date
CA1029126A true CA1029126A (en) 1978-04-04

Family

ID=23915836

Family Applications (1)

Application Number Title Priority Date Filing Date
CA220,672A Expired CA1029126A (en) 1974-06-24 1975-02-18 Continuous information add-on system

Country Status (6)

Country Link
US (1) US3924060A (en)
JP (1) JPS5127715A (en)
CA (1) CA1029126A (en)
DE (1) DE2528076A1 (en)
FR (1) FR2276751A1 (en)
NL (1) NL7507480A (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4051532A (en) * 1975-06-19 1977-09-27 Matsushita Electric Company Of America Auxiliary signal processing circuit for television receivers
US4027333A (en) * 1975-12-09 1977-05-31 Cbs Inc. Multiplex color television transmission system
US4356510A (en) * 1978-12-14 1982-10-26 Toko Kabushiki Kaisha Television sound multiplex signal receiving device
US4237484A (en) * 1979-08-08 1980-12-02 Bell Telephone Laboratories, Incorporated Technique for transmitting digital data together with a video signal
US5550579A (en) * 1986-05-14 1996-08-27 Radio Telecom & Technology, Inc. Two-way cable tv conversion system
DE3887607T2 (en) * 1987-09-18 1994-06-30 Matsushita Electric Ind Co Ltd Device for processing a multiplex signal.
US5063446A (en) * 1989-08-11 1991-11-05 General Electric Company Apparatus for transmitting auxiliary signal in a TV channel
DE4108558A1 (en) * 1991-03-15 1992-09-17 Nokia Deutschland Gmbh METHOD FOR SENDING TV SIGNALS
US5621471A (en) * 1994-05-03 1997-04-15 Microsoft Corporation System and method for inserting and recovering an add-on data signal for transmission with a video signal
US5539471A (en) * 1994-05-03 1996-07-23 Microsoft Corporation System and method for inserting and recovering an add-on data signal for transmission with a video signal
US5510845A (en) * 1994-12-23 1996-04-23 Samsung Electronics Co., Ltd. Receivers for digital signals buried within the trace and retrace intervals of NTSC television signals
US5555024A (en) * 1994-12-23 1996-09-10 Samsung Electronics Co., Ltd. Transmitters for burying digital signals within the trace and retrace intervals of NTSC television signals
US5629739A (en) * 1995-03-06 1997-05-13 A.C. Nielsen Company Apparatus and method for injecting an ancillary signal into a low energy density portion of a color television frequency spectrum
ES2312915T3 (en) * 1995-11-13 2009-03-01 Gemstar Development Corporation METHOD AND APPARATUS FOR THE VISUAL PRESENTATION OF TEXT DATA TO GRAPHICS ON THE TELEVISION RECEIVERS SCREEN.
US6433835B1 (en) * 1998-04-17 2002-08-13 Encamera Sciences Corporation Expanded information capacity for existing communication transmission systems
US7180942B2 (en) 2001-12-18 2007-02-20 Dotcast, Inc. Joint adaptive optimization of soft decision device and feedback equalizer
US7580482B2 (en) 2003-02-19 2009-08-25 Endres Thomas J Joint, adaptive control of equalization, synchronization, and gain in a digital communications receiver
US10645337B1 (en) * 2019-04-30 2020-05-05 Analong Devices International Unlimited Company Video line inversion for reducing impact of periodic interference signals on analog video transmission
US11736815B2 (en) 2020-12-15 2023-08-22 Analog Devices International Unlimited Company Interferer removal for reducing impact of periodic interference signals on analog video transmission

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3838444A (en) * 1972-10-30 1974-09-24 Hazeltine Research Inc System for transmitting auxiliary information in low energy density portion of color tv spectrum
US3806637A (en) * 1972-10-30 1974-04-23 Hazeltine Research Inc Apparatus for resolving phase ambiguities in regenerated carrier signals
US3849594A (en) * 1973-05-25 1974-11-19 Westinghouse Electric Corp Multi-picture tv system with audio and doding channels

Also Published As

Publication number Publication date
DE2528076A1 (en) 1976-01-15
FR2276751B3 (en) 1979-02-16
FR2276751A1 (en) 1976-01-23
JPS5127715A (en) 1976-03-08
US3924060A (en) 1975-12-02
NL7507480A (en) 1975-12-30

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Legal Events

Date Code Title Description
MKEX Expiry

Effective date: 19950404