NL166594C - Apertuurcorrectieschakeling. - Google Patents

Apertuurcorrectieschakeling.

Info

Publication number
NL166594C
NL166594C NL7604275.A NL7604275A NL166594C NL 166594 C NL166594 C NL 166594C NL 7604275 A NL7604275 A NL 7604275A NL 166594 C NL166594 C NL 166594C
Authority
NL
Netherlands
Prior art keywords
correction circuit
aperture correction
aperture
circuit
correction
Prior art date
Application number
NL7604275.A
Other languages
English (en)
Dutch (nl)
Other versions
NL7604275A (nl
NL166594B (nl
Original Assignee
Ampex
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 Ampex filed Critical Ampex
Publication of NL7604275A publication Critical patent/NL7604275A/xx
Publication of NL166594B publication Critical patent/NL166594B/xx
Application granted granted Critical
Publication of NL166594C publication Critical patent/NL166594C/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
    • H04N5/208—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic for compensating for attenuation of high frequency components, e.g. crispening, aperture distortion correction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
NL7604275.A 1975-05-21 1976-04-22 Apertuurcorrectieschakeling. NL166594C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/579,605 US3995108A (en) 1975-05-21 1975-05-21 Television aperture correction system having gateable coring means for noise cancellation

Publications (3)

Publication Number Publication Date
NL7604275A NL7604275A (nl) 1976-11-23
NL166594B NL166594B (nl) 1981-03-16
NL166594C true NL166594C (nl) 1981-08-17

Family

ID=24317575

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7604275.A NL166594C (nl) 1975-05-21 1976-04-22 Apertuurcorrectieschakeling.

Country Status (9)

Country Link
US (1) US3995108A (de)
JP (1) JPS51142909A (de)
BE (1) BE841830A (de)
CA (1) CA1044798A (de)
DE (1) DE2622984C3 (de)
FR (1) FR2312151A1 (de)
GB (1) GB1550472A (de)
IT (1) IT1061631B (de)
NL (1) NL166594C (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4047203A (en) * 1976-05-12 1977-09-06 Eastman Kodak Company Color imaging array
US4305091B2 (en) * 1977-01-31 1998-02-10 J Carl Cooper Electronics noise reducing apparatus and method
US4249202A (en) * 1979-05-09 1981-02-03 Ampex Corporation Circuit for frequency selective coring of a video signal
US4261014A (en) * 1979-12-03 1981-04-07 Zenith Radio Corporation Spot arrest system
US4563704A (en) * 1981-06-19 1986-01-07 Victor Company Of Japan, Ltd. Noise reduction circuit for a video signal
JPS58219872A (ja) * 1982-06-15 1983-12-21 Pioneer Electronic Corp 輪郭補正回路
JPS6086988A (ja) * 1983-10-19 1985-05-16 Nippon Hoso Kyokai <Nhk> 適応制御回路
JPS63287175A (ja) * 1987-05-19 1988-11-24 Victor Co Of Japan Ltd 輪郭補償回路
JPH0744135Y2 (ja) * 1988-06-20 1995-10-09 ソニー株式会社 輪郭強調回路
US7382929B2 (en) 1989-05-22 2008-06-03 Pixel Instruments Corporation Spatial scan replication circuit
JP2004159067A (ja) * 2002-11-06 2004-06-03 Sanyo Electric Co Ltd 垂直シャープネス装置及びそれを備えたｔｖ受像機
EP1715826B1 (de) * 2004-02-02 2013-03-06 Conceptus, Inc. Verbesserung des einwachsens von gewebe zur kontrazeption

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3665321A (en) * 1969-07-02 1972-05-23 Sierra Research Corp System for passing on-frequency signals and for gating-out off-frequency signals
US3715477A (en) * 1971-03-11 1973-02-06 Rca Corp Video signal noise-limiting apparatus
US3789133A (en) * 1971-10-26 1974-01-29 Commercial Electronics Inc Television camera aperture correction system
US3804980A (en) * 1972-03-01 1974-04-16 Ellanin Investments Vertical sharpness enhancement of video pictures
JPS537096B2 (de) * 1972-12-12 1978-03-14
JPS49115612A (de) * 1973-03-06 1974-11-05

Also Published As

Publication number Publication date
FR2312151B1 (de) 1982-09-24
IT1061631B (it) 1983-04-30
DE2622984A1 (de) 1976-12-09
DE2622984C3 (de) 1979-08-09
NL7604275A (nl) 1976-11-23
CA1044798A (en) 1978-12-19
JPS51142909A (en) 1976-12-08
GB1550472A (en) 1979-08-15
US3995108A (en) 1976-11-30
DE2622984B2 (de) 1978-12-07
BE841830A (fr) 1976-09-01
NL166594B (nl) 1981-03-16
JPS6222305B2 (de) 1987-05-18
FR2312151A1 (fr) 1976-12-17

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee