NL192762B - Schakeling voor zwartniveauherstel van het beeldsignaal in een televisie-ontvanger. - Google Patents
Schakeling voor zwartniveauherstel van het beeldsignaal in een televisie-ontvanger.Info
- Publication number
- NL192762B NL192762B NL8402571A NL8402571A NL192762B NL 192762 B NL192762 B NL 192762B NL 8402571 A NL8402571 A NL 8402571A NL 8402571 A NL8402571 A NL 8402571A NL 192762 B NL192762 B NL 192762B
- Authority
- NL
- Netherlands
- Prior art keywords
- circuit
- image signal
- television receiver
- black level
- level restoration
- Prior art date
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
- H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
- H04N5/165—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level to maintain the black level constant
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Picture Signal Circuits (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15292683 | 1983-08-22 | ||
JP58152926A JPS6043972A (ja) | 1983-08-22 | 1983-08-22 | 映像の黒レベル再生回路 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL8402571A NL8402571A (nl) | 1985-03-18 |
NL192762B true NL192762B (nl) | 1997-09-01 |
NL192762C NL192762C (nl) | 1998-01-06 |
Family
ID=15551158
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL8402571A NL192762C (nl) | 1983-08-22 | 1984-08-22 | Schakeling voor zwartniveauherstel van het beeldsignaal in een televisie-ontvanger. |
Country Status (11)
Country | Link |
---|---|
US (1) | US4631589A (nl) |
JP (1) | JPS6043972A (nl) |
AT (1) | AT386709B (nl) |
AU (1) | AU568563B2 (nl) |
CA (1) | CA1220851A (nl) |
DE (1) | DE3430593A1 (nl) |
FR (1) | FR2551288B1 (nl) |
GB (1) | GB2145599B (nl) |
IT (1) | IT1178503B (nl) |
MY (1) | MY100653A (nl) |
NL (1) | NL192762C (nl) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61204320A (ja) * | 1985-03-06 | 1986-09-10 | Kawasaki Steel Corp | 耐リジング性に優れる加工用アズロ−ルド薄鋼板の製造方法 |
GB8507652D0 (en) * | 1985-03-25 | 1985-05-01 | Irex Corp | Hard copy recorders |
JPH0797830B2 (ja) * | 1986-04-08 | 1995-10-18 | ソニー株式会社 | ビデオカメラの黒レベル補正回路 |
JPS645569U (nl) * | 1987-06-26 | 1989-01-12 | ||
KR910006376B1 (ko) * | 1988-08-06 | 1991-08-21 | 삼성전자 주식회사 | 비데오 카메라의 자동 콘트라스트 조절회로 |
JP2532932B2 (ja) * | 1988-11-19 | 1996-09-11 | 三洋電機株式会社 | 直流再生回路 |
US4975773A (en) * | 1989-03-31 | 1990-12-04 | Zenith Electronics Corporation | Dynamic range video black level expander |
JPH0316539A (ja) * | 1989-06-14 | 1991-01-24 | Sanyo Electric Co Ltd | 電動調理器 |
JP3257788B2 (ja) * | 1990-05-01 | 2002-02-18 | ソニー株式会社 | 画像表示装置 |
JP2599020B2 (ja) * | 1990-07-19 | 1997-04-09 | 松下電器産業株式会社 | 黒レベル補正回路 |
US5334998A (en) * | 1991-07-05 | 1994-08-02 | Sun Microsystems, Inc. | Method and apparatus for utilizing blanking on both zero setup and pedestal setup display monitors with a conventional computer system |
JP3153918B2 (ja) * | 1991-09-30 | 2001-04-09 | ソニー株式会社 | 固体撮像装置および遮光検出装置 |
DE4239365A1 (de) * | 1992-11-24 | 1994-05-26 | Philips Patentverwaltung | Schaltungsanordnung zum Verarbeiten eines Videosignals |
KR0128520B1 (ko) * | 1993-02-26 | 1998-04-04 | 김광호 | 동기신호 분배기를 이용한 키드 클램프회로 |
JP3291843B2 (ja) * | 1993-07-05 | 2002-06-17 | ソニー株式会社 | 映像信号の黒レベル再生装置 |
US5986719A (en) * | 1996-05-28 | 1999-11-16 | Analog Devices, Inc. | Video signal clamping method and apparatus with negative peak detection |
US6671001B2 (en) * | 2001-02-26 | 2003-12-30 | Mitac International Corp. | Offset level detection method for auto color gain control of analog video signals |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3970777A (en) * | 1975-06-09 | 1976-07-20 | Minnesota Mining And Manufacturing Company | Apparatus for adjusting video pedestal and peak white level |
DE2628662C3 (de) * | 1976-06-25 | 1980-03-06 | Robert Bosch Gmbh, 7000 Stuttgart | System zur Korrektur der digitalen Wertigkeit von Signalen |
JPS5553978A (en) * | 1978-10-17 | 1980-04-19 | Sony Corp | Automatic luminance adjusting device for television picture receiver |
JPS5628569A (en) * | 1979-08-17 | 1981-03-20 | Sony Corp | Video signal processing circuit |
JPS5675780A (en) * | 1979-11-26 | 1981-06-23 | Sony Corp | Video signal processing circuit |
-
1983
- 1983-08-22 JP JP58152926A patent/JPS6043972A/ja active Granted
-
1984
- 1984-08-01 AU AU31394/84A patent/AU568563B2/en not_active Expired
- 1984-08-13 CA CA000460843A patent/CA1220851A/en not_active Expired
- 1984-08-14 GB GB08420657A patent/GB2145599B/en not_active Expired
- 1984-08-20 US US06/642,334 patent/US4631589A/en not_active Expired - Lifetime
- 1984-08-20 DE DE3430593A patent/DE3430593A1/de active Granted
- 1984-08-21 IT IT22373/84A patent/IT1178503B/it active
- 1984-08-22 NL NL8402571A patent/NL192762C/nl not_active IP Right Cessation
- 1984-08-22 FR FR8413091A patent/FR2551288B1/fr not_active Expired
- 1984-08-22 AT AT0269284A patent/AT386709B/de not_active IP Right Cessation
-
1987
- 1987-09-30 MY MYPI87002537A patent/MY100653A/en unknown
Also Published As
Publication number | Publication date |
---|---|
DE3430593C2 (nl) | 1993-04-08 |
FR2551288A1 (fr) | 1985-03-01 |
GB8420657D0 (en) | 1984-09-19 |
MY100653A (en) | 1990-12-29 |
GB2145599B (en) | 1987-02-04 |
CA1220851A (en) | 1987-04-21 |
AU3139484A (en) | 1985-02-28 |
IT1178503B (it) | 1987-09-09 |
FR2551288B1 (fr) | 1989-01-20 |
AU568563B2 (en) | 1988-01-07 |
ATA269284A (de) | 1988-02-15 |
JPS6043972A (ja) | 1985-03-08 |
IT8422373A0 (it) | 1984-08-21 |
AT386709B (de) | 1988-10-10 |
GB2145599A (en) | 1985-03-27 |
NL192762C (nl) | 1998-01-06 |
NL8402571A (nl) | 1985-03-18 |
DE3430593A1 (de) | 1985-03-07 |
US4631589A (en) | 1986-12-23 |
JPH0560299B2 (nl) | 1993-09-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NL192762B (nl) | Schakeling voor zwartniveauherstel van het beeldsignaal in een televisie-ontvanger. | |
GB2109188B (en) | An improved cmos circuit and an information processor utilizing the cmos circuit | |
DE3466337D1 (en) | Swing-driven solid-state image sensor | |
EP0118053A3 (en) | Image signal processor | |
GB2137850B (en) | Low noise black level reference for imagers | |
NL191475C (nl) | Schakeling voor het onderdrukken van flikkerverschijnselen op het beeldscherm van een televisieontvanger. | |
SG56487G (en) | Image pickup system | |
NL192179B (nl) | Schakeling voor het verwerken van een samengesteld kleurvideosignaal. | |
NL194570B (nl) | Kleurentelevisie-ontvanger. | |
DE3462210D1 (en) | Image signal reproduction circuit for solid-state image sensor | |
DE3265073D1 (en) | Ghost reduction circuit for television receiver | |
DE3481474D1 (de) | Verwuerfelte fernsehsignale. | |
ES536487A0 (es) | Perfeccionamientos en un dispositivo de superposicion de senales de video | |
GB2149610B (en) | Video signal dc restoration circuit | |
EP0146640A4 (en) | PERIOD DETECTION CIRCUIT. | |
NL191967B (nl) | Kleurenbeeldopneeminrichting. | |
EP0086845A4 (en) | SEMICONDUCTOR IMAGE DEVICE. | |
NL193888B (nl) | Geluidsdetectieschakeling voor op het öintercarrierö-principe gebaseerde geluidsdetectie bij een televisieontvanger. | |
GB2144265B (en) | Solid-state image sensor | |
JPS57185773A (en) | Noise suppressing circuit for video signal | |
EP0083376A4 (en) | SOLID STATE IMAGE CAPTURING DEVICE. | |
EP0088134A4 (en) | INTEGRATED IMAGING DEVICE. | |
DE3874426D1 (de) | Zeitkorrekturschaltung fuer fernsehkomponentensignale. | |
NL189540C (nl) | Ruisreductieschakeling voor een kleurenvideosignaal. | |
AU540022B2 (en) | Facsimile receiver picture signal circuit with analog memory |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
V4 | Discontinued because of reaching the maximum lifetime of a patent |
Effective date: 20040822 |