DE69604309T2 - Vorrichtung zur Dämpfung und Hervorheben eines Signals - Google Patents

Vorrichtung zur Dämpfung und Hervorheben eines Signals

Info

Publication number
DE69604309T2
DE69604309T2 DE69604309T DE69604309T DE69604309T2 DE 69604309 T2 DE69604309 T2 DE 69604309T2 DE 69604309 T DE69604309 T DE 69604309T DE 69604309 T DE69604309 T DE 69604309T DE 69604309 T2 DE69604309 T2 DE 69604309T2
Authority
DE
Germany
Prior art keywords
emphasizing
attenuating
signal
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
DE69604309T
Other languages
English (en)
Other versions
DE69604309D1 (de
Inventor
Mark A Schultz
Mark C Elbert
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.)
STMicroelectronics SA
Original Assignee
STMicroelectronics SA
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 STMicroelectronics SA filed Critical STMicroelectronics SA
Application granted granted Critical
Publication of DE69604309D1 publication Critical patent/DE69604309D1/de
Publication of DE69604309T2 publication Critical patent/DE69604309T2/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
    • 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
DE69604309T 1995-01-13 1996-01-10 Vorrichtung zur Dämpfung und Hervorheben eines Signals Expired - Fee Related DE69604309T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9500602A FR2729524B1 (fr) 1995-01-13 1995-01-13 Circuit de suppression et circuit d'accentuation

Publications (2)

Publication Number Publication Date
DE69604309D1 DE69604309D1 (de) 1999-10-28
DE69604309T2 true DE69604309T2 (de) 2000-02-24

Family

ID=9475298

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69604309T Expired - Fee Related DE69604309T2 (de) 1995-01-13 1996-01-10 Vorrichtung zur Dämpfung und Hervorheben eines Signals

Country Status (7)

Country Link
US (1) US5657097A (de)
EP (1) EP0722247B1 (de)
JP (1) JP2973911B2 (de)
KR (1) KR100238989B1 (de)
DE (1) DE69604309T2 (de)
FR (1) FR2729524B1 (de)
SG (1) SG49587A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2859344B1 (fr) 2003-08-29 2006-01-27 St Microelectronics Sa Dispositif de generation d'un signal d'amelioration de la nettete d'une image video
CA2443206A1 (en) * 2003-09-23 2005-03-23 Ignis Innovation Inc. Amoled display backplanes - pixel driver circuits, array architecture, and external compensation
US7806870B2 (en) * 2006-10-06 2010-10-05 Surgiquest, Incorporated Elastically deformable surgical access device having telescoping guide tube
US7798998B2 (en) 2006-10-06 2010-09-21 Surgiquest, Inc. Elastically deformable surgical access device
US8795235B2 (en) * 2006-10-06 2014-08-05 Surgiquest, Inc. Devices for and methods of performing minimally-invasive surgical procedures through a single incision

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4080627A (en) * 1977-01-19 1978-03-21 Gte Sylvania Incorporated Aperture correction circuitry for a video correction system
US4263616A (en) * 1979-12-03 1981-04-21 Zenith Radio Corporation Signal peaking method and apparatus
US4438454A (en) * 1982-03-31 1984-03-20 Rca Corporation Adjustable coring circuit permitting coring extinction
US4441121A (en) * 1982-03-31 1984-04-03 Rca Corporation Adjustable coring circuit
US4536796A (en) * 1983-08-23 1985-08-20 Rca Corporation Non-linear dynamic coring circuit for video signals
JPS63287175A (ja) * 1987-05-19 1988-11-24 Victor Co Of Japan Ltd 輪郭補償回路
DE3808737A1 (de) * 1987-06-24 1989-01-05 Philips Patentverwaltung Verfahren und schaltungsanordnung zum vermindern von stoerungen

Also Published As

Publication number Publication date
KR100238989B1 (ko) 2000-01-15
JPH08274564A (ja) 1996-10-18
EP0722247B1 (de) 1999-09-22
US5657097A (en) 1997-08-12
JP2973911B2 (ja) 1999-11-08
DE69604309D1 (de) 1999-10-28
SG49587A1 (en) 1998-06-15
FR2729524A1 (fr) 1996-07-19
FR2729524B1 (fr) 1997-06-06
KR960030667A (ko) 1996-08-17
EP0722247A1 (de) 1996-07-17

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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