CN1690674A - 带有集成可编程增益选择的颜色感测电路 - Google Patents
带有集成可编程增益选择的颜色感测电路 Download PDFInfo
- Publication number
- CN1690674A CN1690674A CNA2004101028320A CN200410102832A CN1690674A CN 1690674 A CN1690674 A CN 1690674A CN A2004101028320 A CNA2004101028320 A CN A2004101028320A CN 200410102832 A CN200410102832 A CN 200410102832A CN 1690674 A CN1690674 A CN 1690674A
- Authority
- CN
- China
- Prior art keywords
- circuit
- gain
- amplifier
- gain selection
- resistance
- 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.)
- Pending
Links
- 238000005286 illumination Methods 0.000 claims description 36
- 239000003990 capacitor Substances 0.000 claims description 10
- 239000003086 colorant Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000004044 response Effects 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- AXDJCCTWPBKUKL-UHFFFAOYSA-N 4-[(4-aminophenyl)-(4-imino-3-methylcyclohexa-2,5-dien-1-ylidene)methyl]aniline;hydron;chloride Chemical compound Cl.C1=CC(=N)C(C)=CC1=C(C=1C=CC(N)=CC=1)C1=CC=C(N)C=C1 AXDJCCTWPBKUKL-UHFFFAOYSA-N 0.000 description 1
- 230000023077 detection of light stimulus Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/20—Movable barrages; Lock or dry-dock gates
- E02B7/205—Barrages controlled by the variations of the water level; automatically functioning barrages
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/2803—Investigating the spectrum using photoelectric array detector
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/20—Movable barrages; Lock or dry-dock gates
- E02B7/26—Vertical-lift gates
- E02B7/28—Vertical-lift gates with sliding gates
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/20—Movable barrages; Lock or dry-dock gates
- E02B7/26—Vertical-lift gates
- E02B7/36—Elevating mechanisms for vertical-lift gates
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/44—Electric circuits
- G01J1/46—Electric circuits using a capacitor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0256—Compact construction
- G01J3/0259—Monolithic
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
- G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B8/00—Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
- E02B8/08—Fish passes or other means providing for migration of fish; Passages for rafts or boats
- E02B8/085—Devices allowing fish migration, e.g. fish traps
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
- G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
- G01J3/51—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors using colour filters
- G01J3/513—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors using colour filters having fixed filter-detector pairs
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/60—Ecological corridors or buffer zones
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Power Engineering (AREA)
- Spectrometry And Color Measurement (AREA)
- Light Receiving Elements (AREA)
- Color Television Image Signal Generators (AREA)
- Control Of Amplification And Gain Control (AREA)
- Amplifiers (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
Description
比特选择 | SW55 | SW56 | SW57 | SW58 | SW66 | SW67 | SW68 | |
00 | R0 | 开 | 关 | 关 | 关 | 开 | 开 | 开 |
01 | R1 | 关 | 开 | 关 | 关 | 开 | 开 | 关 |
10 | R2 | 关 | 关 | 开 | 关 | 开 | 关 | 关 |
11 | R3 | 关 | 关 | 关 | 开 | 关 | 关 | 关 |
比特选择 | 电阻 | 最大照度 | ||
00 | R0 | 100 | M0 | 100 |
01 | R1 | 60 | M1 | 167 |
10 | R2 | 36 | M2 | 278 |
11 | R3 | 21.6 | M3 | 463 |
比特选择 | 电阻 | 最大照度 | ||
00 | R0 | 100 | M0 | 100 |
01 | R1 | 80 | M1 | 125 |
10 | R2 | 64 | M2 | 156 |
11 | R3 | 51.2 | M3 | 195 |
Claims (20)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/828,707 | 2004-04-21 | ||
US10/828,707 US7349017B2 (en) | 2004-04-21 | 2004-04-21 | Color sensor circuit with integrated programmable gain selection |
Publications (1)
Publication Number | Publication Date |
---|---|
CN1690674A true CN1690674A (zh) | 2005-11-02 |
Family
ID=35135985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNA2004101028320A Pending CN1690674A (zh) | 2004-04-21 | 2004-12-28 | 带有集成可编程增益选择的颜色感测电路 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7349017B2 (zh) |
JP (1) | JP2005308747A (zh) |
KR (1) | KR101131710B1 (zh) |
CN (1) | CN1690674A (zh) |
DE (1) | DE102005006645A1 (zh) |
TW (1) | TWI358122B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102095500A (zh) * | 2011-01-24 | 2011-06-15 | 杭州电子科技大学 | 印染坯布染色过程色度检测电路 |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7551024B2 (en) * | 2001-03-13 | 2009-06-23 | Marvell World Trade Ltd. | Nested transimpedance amplifier |
US7605649B2 (en) * | 2001-03-13 | 2009-10-20 | Marvell World Trade Ltd. | Nested transimpedance amplifier |
US7276965B1 (en) | 2001-03-13 | 2007-10-02 | Marvell International Ltd. | Nested transimpedance amplifier |
JP4345403B2 (ja) * | 2003-08-21 | 2009-10-14 | セイコーエプソン株式会社 | 画像読み取り装置 |
US7558014B1 (en) | 2004-06-24 | 2009-07-07 | Marvell International Ltd. | Programmable high pass amplifier for perpendicular recording systems |
US7443435B2 (en) * | 2004-07-07 | 2008-10-28 | Altasens, Inc. | Column amplifier with automatic gain selection for CMOS image sensors |
US7598987B2 (en) * | 2005-11-29 | 2009-10-06 | Stmicroelectronics Asia Pacific Pte. Ltd. | Flicker detection gain control circuit, digital imaging system, and method |
JP2008175742A (ja) * | 2007-01-19 | 2008-07-31 | Omron Corp | 光電センサ |
KR101511128B1 (ko) * | 2008-11-17 | 2015-04-10 | 삼성디스플레이 주식회사 | 발광 다이오드의 구동방법, 이를 수행하기 위한 백라이트 어셈블리 및 이를 갖는 표시장치 |
FR2941305B1 (fr) * | 2009-01-22 | 2011-05-20 | Centre Nat Rech Scient | Structure d'amplification et chaine de detection et de mesure comportant une telle structure. |
US9160376B1 (en) * | 2014-09-15 | 2015-10-13 | Qualcomm, Inc. | Programmable stabilization network |
US10291207B2 (en) | 2016-07-07 | 2019-05-14 | Analog Devices, Inc. | Wide range programmable resistor for discrete logarithmic control, and tuning circuit for variable gain active filter using same |
CN112097910A (zh) * | 2019-06-17 | 2020-12-18 | 广州市合熠电子科技有限公司 | 一种智能型rgb数字颜色传感器电路系统 |
US11290674B1 (en) * | 2020-12-18 | 2022-03-29 | Omnivision Technologies, Inc. | Column amplifier capacitor switch circuit to adjust analog gain |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3790288A (en) * | 1971-12-22 | 1974-02-05 | Xerox Corp | Photometer including variable amplification and dark current compensation |
US3960452A (en) * | 1975-03-05 | 1976-06-01 | Technical Hardware, Inc. | Color monitor utilizing ambient light illumination |
JPS62269507A (ja) * | 1986-05-19 | 1987-11-24 | Nippon Telegr & Teleph Corp <Ntt> | 可変利得増幅器 |
GB8705905D0 (en) * | 1987-03-12 | 1987-04-15 | Lucas Ind Plc | Combustion monitoring |
US6304357B1 (en) * | 1997-03-13 | 2001-10-16 | Hitachi, Ltd. | Optical receiver |
US6876384B1 (en) * | 2000-04-19 | 2005-04-05 | Biomorphic Vlsi, Inc. | Pixel selective white balancing |
ITSV20010016A1 (it) * | 2001-05-28 | 2002-11-28 | Esaote Spa | Amplificatore a guadagno variabile e basso rumore per sengali di ricezione di macchine per il rilevamento di immagini mediante ultrasuoni o |
JP3827542B2 (ja) * | 2001-07-10 | 2006-09-27 | シャープ株式会社 | 光増幅器及びこれを用いた光ピックアップ装置 |
US6552605B1 (en) * | 2002-02-11 | 2003-04-22 | Intel Corporation | Differential transimpedance amplifier for optical communication |
US7423779B2 (en) * | 2004-03-30 | 2008-09-09 | Omnivision Technologies, Inc. | Method and apparatus for automatic white balance |
-
2004
- 2004-04-21 US US10/828,707 patent/US7349017B2/en active Active
- 2004-12-17 TW TW093139425A patent/TWI358122B/zh active
- 2004-12-28 CN CNA2004101028320A patent/CN1690674A/zh active Pending
-
2005
- 2005-02-14 DE DE102005006645A patent/DE102005006645A1/de not_active Withdrawn
- 2005-04-20 JP JP2005122475A patent/JP2005308747A/ja active Pending
- 2005-04-21 KR KR1020050032948A patent/KR101131710B1/ko active IP Right Grant
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102095500A (zh) * | 2011-01-24 | 2011-06-15 | 杭州电子科技大学 | 印染坯布染色过程色度检测电路 |
CN102095500B (zh) * | 2011-01-24 | 2012-09-19 | 杭州电子科技大学 | 印染坯布染色过程色度检测电路 |
Also Published As
Publication number | Publication date |
---|---|
US20050237401A1 (en) | 2005-10-27 |
TW200537679A (en) | 2005-11-16 |
JP2005308747A (ja) | 2005-11-04 |
TWI358122B (en) | 2012-02-11 |
KR101131710B1 (ko) | 2012-04-03 |
US7349017B2 (en) | 2008-03-25 |
DE102005006645A1 (de) | 2005-11-17 |
KR20060047298A (ko) | 2006-05-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20070105 Address after: Singapore Singapore Applicant after: Annwa high tech ECBU IP (Singapore) Pte Ltd Address before: Singapore Singapore Applicant before: AVAGO TECHNOLOGIES GENERAL IP (SINGAPORE) PTE.LTD. |
|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: WEICHUANG ZITONG CO., LTD. Free format text: FORMER OWNER: AVAGO TECHNOLOGIES ECBU IP (SINGAPORE) PTE. LTD. Effective date: 20111128 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; TO: TAIWAN, CHINA |
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TA01 | Transfer of patent application right |
Effective date of registration: 20111128 Address after: Chinese Taiwan New Taipei City Applicant after: Weichuang Zitong Co., Ltd. Address before: Singapore Singapore Applicant before: Avago Technologies ECBU IP (Singapore) Sdn Bhd |
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C12 | Rejection of a patent application after its publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20051102 |