TW344082B - Adjustment of scan velocity modulation as a function of selected sharpness - Google Patents

Adjustment of scan velocity modulation as a function of selected sharpness

Info

Publication number
TW344082B
TW344082B TW083111980A TW83111980A TW344082B TW 344082 B TW344082 B TW 344082B TW 083111980 A TW083111980 A TW 083111980A TW 83111980 A TW83111980 A TW 83111980A TW 344082 B TW344082 B TW 344082B
Authority
TW
Taiwan
Prior art keywords
video signal
modulating
scan
source
electron beam
Prior art date
Application number
TW083111980A
Other languages
English (en)
Inventor
Frank Griepentrog Dal
Karl Sendelweck Gene
Original Assignee
Thomson Consumer Electronics
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 Thomson Consumer Electronics filed Critical Thomson Consumer Electronics
Application granted granted Critical
Publication of TW344082B publication Critical patent/TW344082B/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/30—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical otherwise than with constant velocity or otherwise than in pattern formed by unidirectional, straight, substantially horizontal or vertical lines
    • H04N3/32—Velocity varied in dependence upon picture information

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Details Of Television Scanning (AREA)
  • Picture Signal Circuits (AREA)
  • Transforming Electric Information Into Light Information (AREA)
TW083111980A 1994-07-05 1994-12-21 Adjustment of scan velocity modulation as a function of selected sharpness TW344082B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/269,583 US5587745A (en) 1994-07-05 1994-07-05 Adjustment of scan velocity modulation concurrent with the amount of transition rise time, pre-shoot, and overshoot of a video signal

Publications (1)

Publication Number Publication Date
TW344082B true TW344082B (en) 1998-11-01

Family

ID=23027870

Family Applications (1)

Application Number Title Priority Date Filing Date
TW083111980A TW344082B (en) 1994-07-05 1994-12-21 Adjustment of scan velocity modulation as a function of selected sharpness

Country Status (8)

Country Link
US (1) US5587745A (zh)
EP (1) EP0691786B1 (zh)
JP (2) JP3527323B2 (zh)
KR (1) KR100327003B1 (zh)
CN (1) CN1124028C (zh)
DE (1) DE69524150T2 (zh)
MY (1) MY117591A (zh)
TW (1) TW344082B (zh)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3557722B2 (ja) * 1995-06-14 2004-08-25 三菱電機株式会社 走査速度変調回路
EP0869676A1 (en) * 1997-03-31 1998-10-07 Compaq Computer Corporation Integrated picture quality control environment
US6034742A (en) * 1997-10-27 2000-03-07 Sony Corporation Adaptive sharpness enhancement for a multi-frequency scanning monitor
EP1039745B1 (en) * 1998-08-14 2003-10-15 Sony Corporation Scanning speed modulating circuit for picture display
US6295097B1 (en) 1999-05-26 2001-09-25 Thomson Licensing S.A. Piece-wise linearized waveform generator for scan velocity modulation circuit
US6498626B1 (en) 1999-05-26 2002-12-24 Thomson Licensing S.A. Video signal processing arrangement for scan velocity modulation circuit
US6493040B1 (en) 1999-05-26 2002-12-10 Thomson Licensing S.A. Scan velocity modulation circuit with multi-mode operation
US6483557B1 (en) * 1999-11-05 2002-11-19 Thomson Licensing Sa Emission control in a video display
US6340995B1 (en) * 1999-11-05 2002-01-22 Thomson Licensing Sa Emission control with scanning beam velocity modulation
US6239561B1 (en) 1999-11-05 2001-05-29 Thomson Licensing S.A. Signal processing for scanning beam velocity modulation
EP1130900A1 (fr) * 2000-02-29 2001-09-05 Koninklijke Philips Electronics N.V. Affichage d'un signal vidéo au moyen d'un balayage en lignes
JP2002094829A (ja) * 2000-09-12 2002-03-29 Mitsubishi Electric Corp 画面ノイズ除去装置及び陰極線管表示装置
FR2831754A1 (fr) * 2001-10-30 2003-05-02 Koninkl Philips Electronics Nv Appareil d'affichage d'un signal video au moyen d'un systeme de balayage
JP2004297739A (ja) * 2002-04-17 2004-10-21 Matsushita Electric Ind Co Ltd 映像表示装置
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
US20050030429A1 (en) * 2003-08-08 2005-02-10 Stmicroelectronics S.A. Correction of the scan speed of a display screen

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3980819A (en) * 1974-11-01 1976-09-14 Zenith Radio Corporation Edge enhancement for television images
JPH07118780B2 (ja) * 1986-12-26 1995-12-18 松下電器産業株式会社 画質補償装置
JP2692342B2 (ja) * 1990-06-05 1997-12-17 松下電器産業株式会社 輪郭補償装置
US5196941A (en) * 1990-08-02 1993-03-23 Rca Licensing Corporation Beam scan velocity modulation apparatus
US5072300A (en) * 1990-08-02 1991-12-10 Thomson Consumer Electronics, Inc. Beam scan velocity modulation apparatus with disabling circuit
MY108262A (en) * 1990-08-20 1996-09-30 Rca Licensing Corp Signal adaptive beam scan velocity modulation.

Also Published As

Publication number Publication date
MY117591A (en) 2004-07-31
US5587745A (en) 1996-12-24
DE69524150T2 (de) 2002-06-20
JP2004112848A (ja) 2004-04-08
DE69524150D1 (de) 2002-01-10
EP0691786A3 (en) 1996-04-03
JP3822602B2 (ja) 2006-09-20
CN1118548A (zh) 1996-03-13
EP0691786A2 (en) 1996-01-10
JP3527323B2 (ja) 2004-05-17
CN1124028C (zh) 2003-10-08
JPH08195922A (ja) 1996-07-30
EP0691786B1 (en) 2001-11-28
KR100327003B1 (ko) 2002-06-26

Similar Documents

Publication Publication Date Title
TW344082B (en) Adjustment of scan velocity modulation as a function of selected sharpness
EP0855665A3 (en) Scanning system and method
KR850002198A (ko) 다이나믹 신호 코어링회로
WO1988001823A1 (en) Video projector with optical feedback
KR910005675A (ko) 텔레비젼 시스템
FR2500976B1 (zh)
KR910011062A (ko) 텔레비젼 수상기
US3752916A (en) Method and apparatus for improving the horizontal sharpness of electronically scanned images
KR900017412A (ko) 비디오 제어 회로
HU9203219D0 (en) Circuit arrangement for processing video signals with feedback
MY105962A (en) Raster size regulating circuit.
JP2002199243A (ja) 偏向システム
KR960003284A (ko) 주사 속도 변조 회로
AU8497891A (en) Method and apparatus for improving vertical sharpness of picture tubes
ES2064504T3 (es) Instalacion para mezclar una primera imagen en una segunda imagen en una pantalla.
CA2154814A1 (en) Amplifier for scanning beam velocity modulation
MY125535A (en) Video signal processing arrangement for scan velocity modulation circuit
JPS63123275A (ja) 映像の輪郭補正装置
ATE144642T1 (de) Röhrenbildschirmgerät mit wartestellungsfunktion
JPS61210769A (ja) 映像再生装置
EP0844790A3 (en) Circuit for controlling the picture tube in a television receiver
JPS53148455A (en) Torsion compensating system of rotary polyhedral mirror type light beam scanner
MY110211A (en) Kinescope driver apparatus with contrast enhancement.
GB520531A (en) Television transmission station and method of carrying out a complete television transmission service
ATE50387T1 (de) Bildroehrenschaltung.

Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees