JPS5389715A - Transmitting method for luminance signal - Google Patents

Transmitting method for luminance signal

Info

Publication number
JPS5389715A
JPS5389715A JP465077A JP465077A JPS5389715A JP S5389715 A JPS5389715 A JP S5389715A JP 465077 A JP465077 A JP 465077A JP 465077 A JP465077 A JP 465077A JP S5389715 A JPS5389715 A JP S5389715A
Authority
JP
Japan
Prior art keywords
luminance signal
vertical synchronizing
transmitting method
integrated value
synchronizing pulse
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
JP465077A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6114713B2 (enrdf_load_stackoverflow
Inventor
Hiroshi Tanaka
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.)
Sony Corp
Original Assignee
Sony 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
Application filed by Sony Corp filed Critical Sony Corp
Priority to JP465077A priority Critical patent/JPS5389715A/ja
Publication of JPS5389715A publication Critical patent/JPS5389715A/ja
Publication of JPS6114713B2 publication Critical patent/JPS6114713B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
    • H04N2005/91314—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being a pulse signal inserted in blanking intervals of the video signal, e.g. pseudo-AGC pulses, pseudo-sync pulses

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
JP465077A 1977-01-19 1977-01-19 Transmitting method for luminance signal Granted JPS5389715A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP465077A JPS5389715A (en) 1977-01-19 1977-01-19 Transmitting method for luminance signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP465077A JPS5389715A (en) 1977-01-19 1977-01-19 Transmitting method for luminance signal

Publications (2)

Publication Number Publication Date
JPS5389715A true JPS5389715A (en) 1978-08-07
JPS6114713B2 JPS6114713B2 (enrdf_load_stackoverflow) 1986-04-19

Family

ID=11589821

Family Applications (1)

Application Number Title Priority Date Filing Date
JP465077A Granted JPS5389715A (en) 1977-01-19 1977-01-19 Transmitting method for luminance signal

Country Status (1)

Country Link
JP (1) JPS5389715A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4695901A (en) * 1986-03-04 1987-09-22 Macrovision Method and apparatus for removing pseudo-sync and/or agc pulses from a video signal
US4849836A (en) * 1985-06-07 1989-07-18 Software Heaven, Inc. Copy protection for computer discs
JPH01238287A (ja) * 1988-03-18 1989-09-22 Toyo Rekoodeingu Kk 複写防止型磁気テープ録画装置
US5130810A (en) * 1983-11-23 1992-07-14 Macrovision Corporation Method and apparatus for processing a video signal so as to prohibit the making of acceptable videotape recordings

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5130810A (en) * 1983-11-23 1992-07-14 Macrovision Corporation Method and apparatus for processing a video signal so as to prohibit the making of acceptable videotape recordings
US4849836A (en) * 1985-06-07 1989-07-18 Software Heaven, Inc. Copy protection for computer discs
US4695901A (en) * 1986-03-04 1987-09-22 Macrovision Method and apparatus for removing pseudo-sync and/or agc pulses from a video signal
JPH01238287A (ja) * 1988-03-18 1989-09-22 Toyo Rekoodeingu Kk 複写防止型磁気テープ録画装置

Also Published As

Publication number Publication date
JPS6114713B2 (enrdf_load_stackoverflow) 1986-04-19

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