JPH0324772U - - Google Patents
Info
- Publication number
- JPH0324772U JPH0324772U JP1989084984U JP8498489U JPH0324772U JP H0324772 U JPH0324772 U JP H0324772U JP 1989084984 U JP1989084984 U JP 1989084984U JP 8498489 U JP8498489 U JP 8498489U JP H0324772 U JPH0324772 U JP H0324772U
- Authority
- JP
- Japan
- Prior art keywords
- level
- video signal
- signal
- range
- diagram showing
- 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
Links
- 239000002131 composite material Substances 0.000 claims description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 8
- 230000003321 amplification Effects 0.000 description 1
- 238000005513 bias potential Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
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
- H04N5/18—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit
- H04N5/185—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit for the black level
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Picture Signal Circuits (AREA)
- Television Signal Processing For Recording (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989084984U JP2517005Y2 (ja) | 1989-07-21 | 1989-07-21 | 映像信号伸張回路 |
US07/535,683 US5018012A (en) | 1989-07-21 | 1990-06-11 | Video signal stretcher |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989084984U JP2517005Y2 (ja) | 1989-07-21 | 1989-07-21 | 映像信号伸張回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0324772U true JPH0324772U (US20100223739A1-20100909-C00005.png) | 1991-03-14 |
JP2517005Y2 JP2517005Y2 (ja) | 1996-11-13 |
Family
ID=13845886
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989084984U Expired - Lifetime JP2517005Y2 (ja) | 1989-07-21 | 1989-07-21 | 映像信号伸張回路 |
Country Status (2)
Country | Link |
---|---|
US (1) | US5018012A (US20100223739A1-20100909-C00005.png) |
JP (1) | JP2517005Y2 (US20100223739A1-20100909-C00005.png) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006326754A (ja) * | 2005-05-26 | 2006-12-07 | Tokki Corp | ポリシング装置 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2720607B2 (ja) * | 1990-03-02 | 1998-03-04 | 株式会社日立製作所 | 表示装置、階調表示方法及び駆動回路 |
JP3211969B2 (ja) * | 1991-06-27 | 2001-09-25 | ソニー株式会社 | 表示装置 |
JP3016652B2 (ja) * | 1992-02-07 | 2000-03-06 | 松下電器産業株式会社 | ゲインコントロール回路 |
US5339114A (en) * | 1992-07-29 | 1994-08-16 | Thomson Consumer Electronics, Inc. | Television receiver with luminance signal clamped offset and re-clamped prior to contrast control for preventing black level changes with contrast control changes when displaying luminance signals having elevated black level |
JP3557675B2 (ja) * | 1994-12-16 | 2004-08-25 | 富士ゼロックス株式会社 | 画像読取装置 |
JP4384747B2 (ja) * | 1998-08-24 | 2009-12-16 | マグナチップセミコンダクター有限会社 | ビデオカメラのブラックレベル調整装置 |
KR100346840B1 (ko) * | 1999-11-04 | 2002-08-03 | 삼성전자 주식회사 | 화면의 펄럭거림을 최소화하는 흑신장 장치 및 그 방법 |
US7441703B2 (en) * | 2002-08-20 | 2008-10-28 | Illumina, Inc. | Optical reader for diffraction grating-based encoded optical identification elements |
KR100449744B1 (ko) * | 2002-10-21 | 2004-09-22 | 삼성전자주식회사 | 영상 처리 장치에서의 화면 밝기 제어 방법 및 장치 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6415470U (US20100223739A1-20100909-C00005.png) * | 1987-07-15 | 1989-01-26 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4729026A (en) * | 1985-05-21 | 1988-03-01 | Citizen Watch Co., Ltd. | Auto-pedestal level clamp circuit |
JPS63273127A (ja) * | 1987-04-30 | 1988-11-10 | Nec Home Electronics Ltd | 印字デ−タ表示装置 |
JPS645569U (US20100223739A1-20100909-C00005.png) * | 1987-06-26 | 1989-01-12 | ||
US4937671A (en) * | 1988-12-28 | 1990-06-26 | Zenith Electronics Corporation | Digital video black expander |
US4975773A (en) * | 1989-03-31 | 1990-12-04 | Zenith Electronics Corporation | Dynamic range video black level expander |
-
1989
- 1989-07-21 JP JP1989084984U patent/JP2517005Y2/ja not_active Expired - Lifetime
-
1990
- 1990-06-11 US US07/535,683 patent/US5018012A/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6415470U (US20100223739A1-20100909-C00005.png) * | 1987-07-15 | 1989-01-26 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006326754A (ja) * | 2005-05-26 | 2006-12-07 | Tokki Corp | ポリシング装置 |
Also Published As
Publication number | Publication date |
---|---|
JP2517005Y2 (ja) | 1996-11-13 |
US5018012A (en) | 1991-05-21 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |