JP2011503881A - Led光出力の線形化 - Google Patents
Led光出力の線形化 Download PDFInfo
- Publication number
- JP2011503881A JP2011503881A JP2010533271A JP2010533271A JP2011503881A JP 2011503881 A JP2011503881 A JP 2011503881A JP 2010533271 A JP2010533271 A JP 2010533271A JP 2010533271 A JP2010533271 A JP 2010533271A JP 2011503881 A JP2011503881 A JP 2011503881A
- Authority
- JP
- Japan
- Prior art keywords
- led array
- array
- light output
- controller
- led
- 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
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/20—Responsive to malfunctions or to light source life; for protection
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
- H05B45/18—Controlling the intensity of the light using temperature feedback
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/04—Maintaining the quality of display appearance
- G09G2320/043—Preventing or counteracting the effects of ageing
- G09G2320/048—Preventing or counteracting the effects of ageing using evaluation of the usage time
Abstract
【選択図】図1
Description
Claims (12)
- LEDのアレイに電流を供給するためのシステムであって、
1つまたは複数の発光ダイオードを含むアレイと、
前記LEDアレイに接続された電源であって、前記LEDアレイに駆動電流を提供する電源と、
コントローラに接続されたタイマーであって、前記LEDアレイのオンタイムを記録し、前記LEDアレイのオンタイムデータを前記コントローラに通信するタイマーと、
前記電源に接続されたコントローラであって、得られる相対発光出力が最初の相対発光出力とほぼ等しくなるように、前記タイマーから受け取られた前記オンタイムデータに基づいて、前記LEDアレイに提供される前記駆動電流の強度を調整するコントローラと、を備えるシステム。 - 前記電源が、パルス幅変調スキームを使用して、前記LEDアレイに電流を供給する、請求項1に記載されるシステム。
- 前記電源が、交流電源電圧または直流電源電圧のいずれかを供給している、請求項1に記載されるシステム。
- 前記電源が、フレキシブルプリント回路基板に装着される、請求項1に記載されるシステム。
- 発光ダイオードの前記アレイが、直列接続された1つまたは複数の発光ダイオードを備える、請求項1に記載されるシステム。
- 前記発光出力を使用して、製品ディスペンサ内に含まれる製品が照明される、請求項1に記載されるシステム。
- LEDのアレイに電力を供給するための方法であって、
前記LEDアレイに接続された電源を使用して、1つまたは複数の発光ダイオードを含むアレイに電力を供給するステップであって、前記電源が、前記LEDアレイに駆動電流を供給するステップと、
コントローラに接続されたタイマーを使用して、前記LEDアレイのオンタイムを記録するステップと、
前記LEDアレイのオンタイムデータを前記コントローラに通信するステップと、
得られる相対発光出力が最初の相対発光出力とほぼ等しくなるように、前記タイマーから受け取られた前記オンタイムデータに基づいて、前記LEDアレイに供給される前記駆動電流の強度を調節するステップと、を含む方法。 - 前記電源が、パルス幅変調スキームを使用して、前記LEDアレイに電流を供給する、請求項7に記載される方法。
- 前記電源が、交流電源電圧または直流電源電圧のいずれかを供給する、請求項7に記載される方法。
- 前記電源を、フレキシブルプリント回路基板に装着するステップをさらに含む、請求項7に記載される方法。
- 発光ダイオードの前記アレイが、直列接続された1つまたは複数の発光ダイオードを備える、請求項7に記載される方法。
- 前記発光出力を使用して、製品ディスペンサ内に含まれる製品が照明される、請求項7に記載される方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/937,551 US7586274B2 (en) | 2007-11-09 | 2007-11-09 | LED light output linearization |
US11/937,551 | 2007-11-09 | ||
PCT/US2008/082768 WO2009062015A2 (en) | 2007-11-09 | 2008-11-07 | Led light output linearization |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011503881A true JP2011503881A (ja) | 2011-01-27 |
JP5823693B2 JP5823693B2 (ja) | 2015-11-25 |
Family
ID=40239724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010533271A Expired - Fee Related JP5823693B2 (ja) | 2007-11-09 | 2008-11-07 | Led光出力の線形化 |
Country Status (9)
Country | Link |
---|---|
US (2) | US7586274B2 (ja) |
EP (1) | EP2213142A2 (ja) |
JP (1) | JP5823693B2 (ja) |
CN (1) | CN101855940B (ja) |
AU (1) | AU2008323867B2 (ja) |
BR (1) | BRPI0819103B1 (ja) |
HK (1) | HK1155314A1 (ja) |
MX (1) | MX2010005011A (ja) |
WO (1) | WO2009062015A2 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210034848A (ko) * | 2019-09-23 | 2021-03-31 | 김태화 | 머신비전용 led 조명 장치의 하이브리드 디밍 제어장치 |
KR20220144542A (ko) * | 2021-04-20 | 2022-10-27 | 전범식 | UV-LED 모듈 및 장비 전원공급장치(SMPS) 출력값 최적화 방법 및 이를 포함하는 AI control 시스템 |
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US20090244884A1 (en) * | 2008-03-31 | 2009-10-01 | True Manufacturing Co. Inc. | Glass door merchandiser having led lights and mounting assembly therefor |
US20100109545A1 (en) * | 2008-11-04 | 2010-05-06 | Liebert Corporation | Automatic Compensation For Degradation Of Optocoupler Light Emitting Diode |
US8983304B2 (en) * | 2012-10-25 | 2015-03-17 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Opto-isolator with compensation circuit |
US9797650B2 (en) | 2014-01-10 | 2017-10-24 | Illinois Tool Works Inc. | Thermally insulated door assembly and method |
CN105991189B (zh) * | 2015-02-13 | 2018-11-30 | 上海无线通信研究中心 | 一种基于微led阵列的可见光数据传输方法及系统 |
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2009
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210034848A (ko) * | 2019-09-23 | 2021-03-31 | 김태화 | 머신비전용 led 조명 장치의 하이브리드 디밍 제어장치 |
KR102286955B1 (ko) * | 2019-09-23 | 2021-08-06 | 김태화 | 머신비전용 led 조명 장치의 하이브리드 디밍 제어장치 |
KR20220144542A (ko) * | 2021-04-20 | 2022-10-27 | 전범식 | UV-LED 모듈 및 장비 전원공급장치(SMPS) 출력값 최적화 방법 및 이를 포함하는 AI control 시스템 |
KR102603404B1 (ko) * | 2021-04-20 | 2023-11-16 | 전범식 | UV-LED 모듈 및 장비 전원공급장치(SMPS) 출력값 최적화 방법 및 이를 포함하는 AI control 시스템 |
Also Published As
Publication number | Publication date |
---|---|
US8013541B2 (en) | 2011-09-06 |
CN101855940B (zh) | 2013-03-13 |
MX2010005011A (es) | 2010-05-20 |
WO2009062015A3 (en) | 2010-02-25 |
US7586274B2 (en) | 2009-09-08 |
AU2008323867A1 (en) | 2009-05-14 |
HK1155314A1 (en) | 2012-05-11 |
CN101855940A (zh) | 2010-10-06 |
EP2213142A2 (en) | 2010-08-04 |
US20090121654A1 (en) | 2009-05-14 |
AU2008323867B2 (en) | 2014-01-30 |
BRPI0819103B1 (pt) | 2019-06-18 |
WO2009062015A2 (en) | 2009-05-14 |
US20090289576A1 (en) | 2009-11-26 |
JP5823693B2 (ja) | 2015-11-25 |
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