JP2013501258A5 - - Google Patents

Download PDF

Info

Publication number
JP2013501258A5
JP2013501258A5 JP2012523605A JP2012523605A JP2013501258A5 JP 2013501258 A5 JP2013501258 A5 JP 2013501258A5 JP 2012523605 A JP2012523605 A JP 2012523605A JP 2012523605 A JP2012523605 A JP 2012523605A JP 2013501258 A5 JP2013501258 A5 JP 2013501258A5
Authority
JP
Japan
Prior art keywords
led
light
wavelength
leds
light source
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
Application number
JP2012523605A
Other languages
English (en)
Other versions
JP2013501258A (ja
Filing date
Publication date
Priority claimed from US12/803,805 external-priority patent/US9509525B2/en
Application filed filed Critical
Publication of JP2013501258A publication Critical patent/JP2013501258A/ja
Publication of JP2013501258A5 publication Critical patent/JP2013501258A5/ja
Pending legal-status Critical Current

Links

Claims (27)

  1. 光を放出するように構成され、そして光に応答するようにさらに構成されたLEDのアレイと、
    前記LEDのアレイの1つまたは複数からの出力パワーを調整するために、前記LEDのアレイの1つまたは複数の光感度を使用するように構成され、前記光感度を、部分的に、開または短絡回路電圧測定値を使用して決定する、制御回路と
    を含む表示デバイス。
  2. 前記LEDのアレイはバックライトをLCD表示装置に設けるように構成される、請求項1に記載の表示デバイス。
  3. 光感度が測定されるとき、前記LEDの1つまたは複数のピーク放出波長に対応する固定スペクトルを受け取るように構成される、請求項1に記載の表示デバイス。
  4. 前記LEDの1つまたは複数に印加される電流を調整し、前記隣接するLEDによって生成される光の強度を補償するように構成される補正係数を使用して、前記LEDの1つまたは複数からの前記出力パワーは調整される、請求項1に記載の表示デバイス。
  5. 前記LEDのアレイは無機LEDを含む、請求項1に記載の表示デバイス。
  6. 第1のLEDを準備するステップと、
    光源からの光を受け取るために前記第1のLEDを使用するステップと、
    前記第1のLEDによって受け取られた前記光に基づいて前記第1のLEDまたは前記光源からの波長または強度放出特性を決定するステップと、
    前記決定された波長または強度放出特性に基づいて前記第1のLEDまたは前記光源の放出特性を調整するステップと
    を含む光較正の方法。
  7. 前記光源として第2のLEDを使用し、追加の光源として第3のLEDを準備し、前記第3のLEDによって放出された光をさらに受け取るために前記第1のLEDを使用し、前記第1のLEDによって受け取られた前記第3のLEDからの前記光に基づいて前記第3のLEDの強度放出特性をさらに決定し、前記決定された強度放出特性に基づいて、前記第1のLED、前記第2のLED、前記第3のLED、または前記3つのLEDの任意の組合せの出力強度を調整するステップをさらに含む、請求項6に記載の方法。
  8. 前記第2および第3のLEDの前記強度放出特性を決定するために、前記第2のLEDと前記第3のLEDとによって前記第1のLEDに誘起された光電流の比を測定するステップをさらに含む、請求項7に記載の方法。
  9. 前記第1のLEDによって放出された光を受け取るために前記第2のLEDを使用し、前記第2のLEDによって受け取られた前記第1のLEDからの前記光に基づいて前記第1のLEDの強度放出特性を決定し、前記第3のLEDによって放出された光を受け取るために前記第2のLEDを使用し、前記第2のLEDによって受け取られた前記第3のLEDからの前記光に基づいて前記第3のLEDの強度放出特性を決定し、前記決定された強度放出特性に基づいて、前記第1のLED、前記第2のLED、前記第3のLED、または前記3つのLEDの任意の組合せの出力強度を調整するステップをさらに含む、請求項7に記載の方法。
  10. 前記強度放出特性を決定するために、前記第2および第3のLEDによって前記第1のLEDに誘起された光電流と、前記第1および第3のLEDによって前記第2のLEDに誘起された光電流との比を測定するステップをさらに含む、請求項9に記載の方法。
  11. 前記光電流から電圧を生成するために前記第1のLEDの両端に接続された抵抗器を使用するステップをさらに含み、前記抵抗器の抵抗は、前記光電流を前記抵抗に乗算したものが前記第1のLEDのターン・オン電圧よりも実質的に小さいように十分に小さい、請求項8に記載の方法。
  12. 前記第2および第3のLEDの出力強度は所望の出力強度を生成するように前もって調整され、前記第2および第3のLEDの前記出力強度は既知の出力強度をもつ複数のLEDを有する別個の制御デバイスを使用して前もって調整された、請求項8に記載の方法。
  13. 前記第2のLEDと前記第3のLEDとによって前記第1のLEDに誘起された光電流の前記比を制御デバイスの第2のLEDと第3のLEDとによって前記制御デバイスの第1のLEDに誘起された光電流の比と比較するステップをさらに含み、前記制御デバイスの前記第1、第2、および第3のLEDは既知の出力強度を有する、請求項8に記載の方法。
  14. 2回目に前記第2のLEDと前記第3のLEDとによって前記第1のLEDに誘起された光電流の比を既知の強度に対する光電流の比と比較するステップをさらに含む、請求項12に記載の方法。
  15. 前記第1のLEDは赤色LEDであり、前記第2のLEDは赤色LEDであり、前記第3のLEDは白色または赤色LEDである、請求項8に記載の方法。
  16. LEDランプ内で前記第1、第2、および第3のLEDを使用するステップをさらに含む、請求項15に記載の方法。
  17. 光源として第4の青色LEDを使用し、前記第4の青色LEDの強度放出特性をさらに決定するために前記第1の赤色LEDを使用するステップをさらに含み、前記第2の赤色LED、第3の緑色LED、および前記第4の青色LEDは第1の画素内に配置され、前記第1の赤色LEDは隣接する画素に配置される、請求項16に記載の方法。
  18. 前記光源として第2のLEDを準備し、基準光源を準備し、前記第2のLEDと前記基準光源とからの光を受け取るために前記第1のLEDを使用するステップと、前記放出特性を決定するために前記第2のLEDと前記基準光源とによって前記第1のLEDに誘起された光電流の比を測定するステップとをさらに含む、請求項6に記載の方法。
  19. 前記第2のLEDの出力強度は所望の出力強度を生成するように前もって調整された、請求項18に記載の方法。
  20. 前記第2のLEDの前記出力強度は、既知の出力強度をもつ複数のLEDを有する別個の制御デバイスを使用して前もって調整された、請求項19に記載の方法。
  21. 前記光源として基準光源を準備し、前記基準光源によって前記第1のLEDに誘起された光電流を測定するステップをさらに含む、請求項6に記載の方法。
  22. ほぼ単一の波長をもつ光を前記基準光源により生成するステップをさらに含む、請求項21に記載の方法。
  23. 前記単一の波長は前記第1のLEDの放出波長と異なる、請求項22に記載の方法。
  24. ほぼ第1の波長をもつ光を生成するために前記基準光源を使用し、前記第1の波長の光によって前記第1のLEDに誘起された光電流を測定し、前記第1の波長と異なるほぼ第2の波長をもつ光を生成するために前記基準光源を使用し、前記第2の波長の光によって前記第1のLEDに誘起された光電流を測定し、前記第1の波長の光と前記第2の波長の光とによって前記第1のLEDに誘起された光電流の比を決定するステップをさらに含む、請求項21に記載の方法。
  25. 前記異なる波長の光を生成するために2つ以上の基準光源を使用するステップをさらに含む、請求項24に記載の方法。
  26. 前記第1のLEDの前記放出波長は既知であり、放出波長と前記光電流の比との間の関係を決定するステップをさらに含む、請求項24に記載の方法。
  27. 放出波長は未知である第2のLEDを準備し、ほぼ前記第1の波長をもつ光を前記基準光源により生成し、前記第1の波長の光によって前記第2のLEDに誘起された光電流を測定し、ほぼ前記第2の波長をもつ光を前記基準光源により生成し、前記第2の波長の光によって前記第2のLEDに誘起された光電流を測定し、前記第1の波長の光と前記第2の波長の光とによって前記第2のLEDに誘起された光電流の比を決定するステップをさらに含み、前記第2のLEDの未知の波長は、前記第1のLEDの前記既知の波長を前記第1の波長の光と前記第2の波長の光とによって前記第1のLEDに誘起された光電流の前記比に乗算し、それを前記第1の波長の光と前記第2の波長の光とによって前記第2のLEDに誘起された光電流の比で除算したものに等しくなるように決定される、請求項26に記載の方法。
JP2012523605A 2009-08-05 2010-08-05 ディスプレイ・システム、照明デバイス、光通信システムおよびそれに関連する方法 Pending JP2013501258A (ja)

Applications Claiming Priority (15)

Application Number Priority Date Filing Date Title
US27351809P 2009-08-05 2009-08-05
US27353609P 2009-08-05 2009-08-05
US61/273,536 2009-08-05
US61/273,518 2009-08-05
US27787109P 2009-09-30 2009-09-30
US61/277,871 2009-09-30
US28104609P 2009-11-12 2009-11-12
US61/281,046 2009-11-12
US33624210P 2010-01-19 2010-01-19
US61/336,242 2010-01-19
US33927310P 2010-03-02 2010-03-02
US61/339,273 2010-03-02
US12/803,805 US9509525B2 (en) 2008-09-05 2010-07-07 Intelligent illumination device
US12/803,805 2010-07-07
PCT/US2010/002171 WO2011016860A1 (en) 2009-08-05 2010-08-05 Display systems, illumination devices, light communication systems and related methods

Publications (2)

Publication Number Publication Date
JP2013501258A JP2013501258A (ja) 2013-01-10
JP2013501258A5 true JP2013501258A5 (ja) 2013-08-22

Family

ID=43544572

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012523605A Pending JP2013501258A (ja) 2009-08-05 2010-08-05 ディスプレイ・システム、照明デバイス、光通信システムおよびそれに関連する方法

Country Status (6)

Country Link
US (2) US9509525B2 (ja)
EP (1) EP2462583A4 (ja)
JP (1) JP2013501258A (ja)
KR (1) KR20120049903A (ja)
CN (1) CN102625944B (ja)
WO (1) WO2011016860A1 (ja)

Families Citing this family (124)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8886047B2 (en) * 2008-09-05 2014-11-11 Ketra, Inc. Optical communication device, method and system
US9509525B2 (en) 2008-09-05 2016-11-29 Ketra, Inc. Intelligent illumination device
US8521035B2 (en) * 2008-09-05 2013-08-27 Ketra, Inc. Systems and methods for visible light communication
US10210750B2 (en) 2011-09-13 2019-02-19 Lutron Electronics Co., Inc. System and method of extending the communication range in a visible light communication system
US8456092B2 (en) 2008-09-05 2013-06-04 Ketra, Inc. Broad spectrum light source calibration systems and related methods
US8773336B2 (en) 2008-09-05 2014-07-08 Ketra, Inc. Illumination devices and related systems and methods
US8471496B2 (en) 2008-09-05 2013-06-25 Ketra, Inc. LED calibration systems and related methods
US9276766B2 (en) * 2008-09-05 2016-03-01 Ketra, Inc. Display calibration systems and related methods
US8179787B2 (en) * 2009-01-27 2012-05-15 Smsc Holding S.A.R.L. Fault tolerant network utilizing bi-directional point-to-point communications links between nodes
US8674913B2 (en) 2008-09-05 2014-03-18 Ketra, Inc. LED transceiver front end circuitry and related methods
US8957601B2 (en) 2008-09-18 2015-02-17 Lumastream Canada Ulc Configurable LED driver/dimmer for solid state lighting applications
WO2010125093A1 (de) * 2009-04-28 2010-11-04 Siemens Aktiengesellschaft Verfahren und vorrichtung zur optischen übertragung von daten
DE102010005885A1 (de) * 2009-04-28 2010-11-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren und Vorrichtung zur optischen Übertragung von Daten
CN102577180B (zh) 2009-09-18 2016-03-30 交互数字专利控股公司 对可见光通信(vlc)进行速率控制的调光的方法和装置
KR101615762B1 (ko) * 2009-09-19 2016-04-27 삼성전자주식회사 다중 통신 모드를 제공하는 가시광 통신 시스템에서 가시 프레임을 출력하기 위한 방법 및 장치
US20120013479A1 (en) * 2010-07-16 2012-01-19 Lien Chang Electronic Enterprise Co., Ltd. Led system and driving device with error detection, and error detection module thereof
US9386668B2 (en) 2010-09-30 2016-07-05 Ketra, Inc. Lighting control system
USRE49454E1 (en) 2010-09-30 2023-03-07 Lutron Technology Company Llc Lighting control system
US8912905B2 (en) 2011-02-28 2014-12-16 Chon Meng Wong LED lighting system
US8674608B2 (en) 2011-05-15 2014-03-18 Lighting Science Group Corporation Configurable environmental condition sensing luminaire, system and associated methods
US9420240B2 (en) 2011-05-15 2016-08-16 Lighting Science Group Corporation Intelligent security light and associated methods
US8729832B2 (en) 2011-05-15 2014-05-20 Lighting Science Group Corporation Programmable luminaire system
US9648284B2 (en) 2011-05-15 2017-05-09 Lighting Science Group Corporation Occupancy sensor and associated methods
US9185783B2 (en) 2011-05-15 2015-11-10 Lighting Science Group Corporation Wireless pairing system and associated methods
US8749172B2 (en) 2011-07-08 2014-06-10 Ketra, Inc. Luminance control for illumination devices
US8692473B2 (en) * 2011-08-23 2014-04-08 Mag Instrument, Inc. Portable lighting device
US8492995B2 (en) 2011-10-07 2013-07-23 Environmental Light Technologies Corp. Wavelength sensing lighting system and associated methods
US8515289B2 (en) 2011-11-21 2013-08-20 Environmental Light Technologies Corp. Wavelength sensing lighting system and associated methods for national security application
US8749145B2 (en) 2011-12-05 2014-06-10 Mojo Labs, Inc. Determination of lighting contributions for light fixtures using optical bursts
US8749146B2 (en) * 2011-12-05 2014-06-10 Mojo Labs, Inc. Auto commissioning of light fixture using optical bursts
US8842009B2 (en) 2012-06-07 2014-09-23 Mojo Labs, Inc. Multiple light sensor multiple light fixture control
TWI514790B (zh) * 2011-12-27 2015-12-21 Hon Hai Prec Ind Co Ltd 發光二極體驅動裝置
GB2499220B (en) * 2012-02-08 2018-12-12 Radiant Res Limited A power control system for an illumination system
US8873965B2 (en) * 2012-04-10 2014-10-28 Disney Enterprises, Inc. Visible light communication with flickering prevention
US9402294B2 (en) 2012-05-08 2016-07-26 Lighting Science Group Corporation Self-calibrating multi-directional security luminaire and associated methods
US9006987B2 (en) 2012-05-07 2015-04-14 Lighting Science Group, Inc. Wall-mountable luminaire and associated systems and methods
KR101961166B1 (ko) * 2012-07-09 2019-07-18 한국전자통신연구원 가시광 무선통신 방법 및 장치
US8974077B2 (en) 2012-07-30 2015-03-10 Ultravision Technologies, Llc Heat sink for LED light source
KR101779960B1 (ko) * 2012-08-16 2017-09-21 한국전자통신연구원 엘이디 조명의 오류 및 변화 감지를 위한 장치 및 방법
JP5994486B2 (ja) * 2012-08-27 2016-09-21 富士通株式会社 光伝送システム、光伝送方法、および光モジュール
US9174067B2 (en) 2012-10-15 2015-11-03 Biological Illumination, Llc System for treating light treatable conditions and associated methods
WO2014060895A1 (en) * 2012-10-16 2014-04-24 Koninklijke Philips N.V. Method, light module and receiving unit for light coding
EP2755445B1 (en) 2013-01-11 2020-06-24 ams AG Electronic lighting system and method for lighting synchronization
WO2014128580A1 (en) 2013-02-19 2014-08-28 Koninklijke Philips N.V. Methods and apparatus for controlling lighting
US9303825B2 (en) 2013-03-05 2016-04-05 Lighting Science Group, Corporation High bay luminaire
US9804024B2 (en) 2013-03-14 2017-10-31 Mojo Labs, Inc. Light measurement and/or control translation for daylighting
US9523787B2 (en) * 2013-03-19 2016-12-20 Halliburton Energy Services, Inc. Remote pumped dual core optical fiber system for use in subterranean wells
US9264138B2 (en) * 2013-05-16 2016-02-16 Disney Enterprises, Inc. Reliable visibile light communication with dark light synchronization
USRE48956E1 (en) 2013-08-20 2022-03-01 Lutron Technology Company Llc Interference-resistant compensation for illumination devices using multiple series of measurement intervals
US9155155B1 (en) 2013-08-20 2015-10-06 Ketra, Inc. Overlapping measurement sequences for interference-resistant compensation in light emitting diode devices
US9247605B1 (en) 2013-08-20 2016-01-26 Ketra, Inc. Interference-resistant compensation for illumination devices
US9651632B1 (en) 2013-08-20 2017-05-16 Ketra, Inc. Illumination device and temperature calibration method
US9345097B1 (en) 2013-08-20 2016-05-17 Ketra, Inc. Interference-resistant compensation for illumination devices using multiple series of measurement intervals
USRE48955E1 (en) 2013-08-20 2022-03-01 Lutron Technology Company Llc Interference-resistant compensation for illumination devices having multiple emitter modules
US9237620B1 (en) 2013-08-20 2016-01-12 Ketra, Inc. Illumination device and temperature compensation method
US9578724B1 (en) 2013-08-20 2017-02-21 Ketra, Inc. Illumination device and method for avoiding flicker
US9769899B2 (en) 2014-06-25 2017-09-19 Ketra, Inc. Illumination device and age compensation method
US9360174B2 (en) 2013-12-05 2016-06-07 Ketra, Inc. Linear LED illumination device with improved color mixing
US9332598B1 (en) 2013-08-20 2016-05-03 Ketra, Inc. Interference-resistant compensation for illumination devices having multiple emitter modules
CN103442500A (zh) * 2013-09-11 2013-12-11 陈迪 智能电灯和智能家居控制系统
US9736895B1 (en) 2013-10-03 2017-08-15 Ketra, Inc. Color mixing optics for LED illumination device
CN103605226B (zh) * 2013-11-25 2016-03-23 深圳市华星光电技术有限公司 背光源调节电路及液晶显示装置
DE102013113053B4 (de) * 2013-11-26 2019-03-28 Schott Ag Treiberschaltung mit einer Halbleiterlichtquelle sowie Verfahren zum Betrieb einer Treiberschaltung
WO2015085062A2 (en) 2013-12-05 2015-06-11 Ketra, Inc. Linear led illumination device with improved color mixing
US9146028B2 (en) 2013-12-05 2015-09-29 Ketra, Inc. Linear LED illumination device with improved rotational hinge
CN103745702B (zh) * 2013-12-30 2016-07-06 深圳市华星光电技术有限公司 一种液晶面板的驱动方法及驱动电路
DE202014101446U1 (de) * 2014-03-27 2015-06-30 Zumtobel Lighting Gmbh Leuchte mit Energiegewinnungsschaltkreis
US9933634B2 (en) 2014-06-13 2018-04-03 Verily Life Sciences Llc Apparatus, system and method for gaze tracking based on photodetection by an eye-mountable device
US9392663B2 (en) 2014-06-25 2016-07-12 Ketra, Inc. Illumination device and method for controlling an illumination device over changes in drive current and temperature
US10161786B2 (en) 2014-06-25 2018-12-25 Lutron Ketra, Llc Emitter module for an LED illumination device
KR20170041196A (ko) * 2014-06-25 2017-04-14 케트라, 인코퍼레이티드 온도 및 구동 전류의 변화, 및 시간에 따라서 led 조명 디바이스를 캘리브레이션 및 제어하기 위한 방법 및 led 조명 디바이스
US9557214B2 (en) 2014-06-25 2017-01-31 Ketra, Inc. Illumination device and method for calibrating an illumination device over changes in temperature, drive current, and time
US9736903B2 (en) 2014-06-25 2017-08-15 Ketra, Inc. Illumination device and method for calibrating and controlling an illumination device comprising a phosphor converted LED
US9510416B2 (en) 2014-08-28 2016-11-29 Ketra, Inc. LED illumination device and method for accurately controlling the intensity and color point of the illumination device over time
US9392660B2 (en) 2014-08-28 2016-07-12 Ketra, Inc. LED illumination device and calibration method for accurately characterizing the emission LEDs and photodetector(s) included within the LED illumination device
CN105405389B (zh) * 2014-09-16 2018-06-26 西安诺瓦电子科技有限公司 Led显示装置亮色度校正方法及系统、区域化亮色度校正方法
CN104270195A (zh) * 2014-09-30 2015-01-07 中国科学院半导体研究所 基于led投影的可见光通信装置
US9485813B1 (en) 2015-01-26 2016-11-01 Ketra, Inc. Illumination device and method for avoiding an over-power or over-current condition in a power converter
US9237612B1 (en) 2015-01-26 2016-01-12 Ketra, Inc. Illumination device and method for determining a target lumens that can be safely produced by an illumination device at a present temperature
US9237623B1 (en) 2015-01-26 2016-01-12 Ketra, Inc. Illumination device and method for determining a maximum lumens that can be safely produced by the illumination device to achieve a target chromaticity
CN104539835B (zh) * 2015-02-03 2017-12-12 酷派软件技术(深圳)有限公司 摄像头的感光芯片和摄像头
US10070496B2 (en) 2015-03-30 2018-09-04 Mojo Labs, Inc. Task to wall color control
KR102098199B1 (ko) * 2015-05-18 2020-04-07 삼성전자주식회사 디스플레이 패널, 디스플레이 장치 및 그 제어 방법
DE202016008521U1 (de) 2015-06-08 2018-05-17 Opple Lighting Co. Ltd. Beleuchtungsvorrichtung und Steuersystem dafür
DE202016008522U1 (de) * 2015-06-08 2018-05-22 Opple Lighting Co. Ltd. Beleuchtungsvorrichtung und Steuersystem dafür
KR101676644B1 (ko) * 2015-06-26 2016-11-29 (주)아이에스피테크 엘이디 모듈의 온도 특성에 따른 자동 밝기 보상 방법 및 온도 탐지 유닛을 가진 엘이디 모듈
CN112198819A (zh) 2015-08-05 2021-01-08 路创技术有限责任公司 调试和控制负载控制设备
US9772510B2 (en) 2015-09-01 2017-09-26 Verily Life Sciences Llc Apparatus, system and method for photodetection with a transimpedance amplifier of an eye-mountable device
US10520359B2 (en) 2015-09-28 2019-12-31 Huawei Technologies Co., Ltd. Terminal and method for detecting luminance of ambient light
ITUB20159821A1 (it) 2015-12-31 2017-07-01 St Microelectronics Srl Circuito elettronico per pilotare stringhe di led includente una pluralita' di moduli di regolazione che operano in sequenza
US9867245B2 (en) * 2015-12-31 2018-01-09 Stmicroelectronics S.R.L. Electronic circuit for driving LED strings so as to reduce the light flicker
KR102608421B1 (ko) 2016-02-23 2023-12-01 삼성디스플레이 주식회사 표시 장치
CN105827311B (zh) * 2016-04-20 2018-08-28 清华大学 基于可见光通信的室内定位方法和定位系统
US20170346560A1 (en) * 2016-05-27 2017-11-30 Pin-Chih Lin Method of Messaging with Light
US10530972B2 (en) * 2016-09-21 2020-01-07 Htc Corporation Control method for optical tracking system
CN106779679A (zh) * 2016-11-28 2017-05-31 同济大学 一种基于可见光通信的移动支付系统
DE102016014652A1 (de) * 2016-12-08 2018-06-14 Inova Semiconductors Gmbh Messanordnung zur Erfassung von Alterungsprozessen einzelner Leuchtdioden
WO2018122997A1 (ja) * 2016-12-28 2018-07-05 三菱電機株式会社 発光ユニット、表示装置及びマルチ表示装置
CN106504653A (zh) * 2016-12-31 2017-03-15 重庆市光利医疗科技有限公司 一种显示装置
CA3208593A1 (en) 2017-02-27 2018-08-30 Robert Bentley CHELF Low voltage led filament array lighting
WO2018162359A1 (en) * 2017-03-10 2018-09-13 Philips Lighting Holding B.V. Mitigating distortion in coded light
USD840581S1 (en) 2017-04-24 2019-02-12 Robert Bentley Chelf Filament-style LED array light
US11025341B2 (en) * 2017-06-13 2021-06-01 Signify Holding B.V. LED module for emitting signals
US10673676B2 (en) * 2017-07-12 2020-06-02 Qualcomm Incorporated Techniques and apparatuses for multiplexing schemes for millimeter wave downlink single carrier waveforms
CN107830428B (zh) * 2017-11-30 2024-02-02 青木电工(珠海)有限公司 一种消防led灯
WO2019128250A1 (zh) * 2017-12-29 2019-07-04 华为技术有限公司 一种环境光和接近检测方法、拍摄方法及终端
NL2020494B1 (en) 2018-02-26 2019-08-30 Eldolab Holding Bv LED light measurement
CN111819843A (zh) 2018-03-09 2020-10-23 马克斯-普朗克科学促进学会 用于向用户显示信息的系统
KR101992810B1 (ko) * 2018-05-25 2019-09-30 주식회사 홀로홀릭 회전 스캔 led 디스플레이 시스템 및 장치
US11272599B1 (en) 2018-06-22 2022-03-08 Lutron Technology Company Llc Calibration procedure for a light-emitting diode light source
US10470264B1 (en) * 2018-08-24 2019-11-05 Monolithic Power Systems, Inc. Smart communication interface for LED matrix control
US11081070B2 (en) * 2018-09-18 2021-08-03 Apple Inc. Backlight systems and methods for electronic device displays
CN109287032A (zh) * 2018-10-15 2019-01-29 深圳市力生美半导体股份有限公司 基于电网频率定时控制的圣诞灯
US11490477B2 (en) * 2018-10-25 2022-11-01 Signify Holding B.V. Electronic controller apparatus and control method
DE102018129945A1 (de) * 2018-11-27 2020-05-28 Osram Opto Semiconductors Gmbh Optoelektronische anzeigevorrichtung und verfahren zum betrieb einer optoelektronischen anzeigevorrichtung
CN109548240B (zh) * 2018-12-18 2024-04-19 深圳民爆光电股份有限公司 一种可编程自动恒定led照度的控制器及其控制方法
CN111369922B (zh) * 2018-12-26 2024-01-09 光远科技股份有限公司 发光单元的测试方法
KR102222092B1 (ko) * 2019-02-11 2021-03-03 (주)실리콘인사이드 Led 픽셀 패키지
EP3935791A2 (en) 2019-03-08 2022-01-12 Lutron Technology Company LLC Commissioning and controlling load control devices
NL2023258B1 (en) * 2019-06-04 2020-12-11 Euro Sino Optical Res And Development Centre B V Electronic Device For Li-Fi Communication And Geolocation
TWI703314B (zh) 2019-06-12 2020-09-01 友達光電股份有限公司 光學感測電路及光學感測電路陣列,與應用其之判斷光線顏色的方法
CN110503908A (zh) * 2019-07-31 2019-11-26 浙江大学 一种pov显示交互方法及系统
EP3772870A1 (en) * 2019-08-06 2021-02-10 Xiamen Eco Lighting Co., Ltd. Light sensing drive circuit and lamp
CN111148306A (zh) * 2020-01-17 2020-05-12 众普森科技(株洲)有限公司 灯具及其照明控制方法

Family Cites Families (256)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4029976A (en) 1976-04-23 1977-06-14 The United States Of America As Represented By The Secretary Of The Navy Amplifier for fiber optics application
US4206444A (en) * 1979-01-02 1980-06-03 Honeywell Information Systems Inc. Remote power controller utilizing communication lines
EP0054582B1 (en) 1980-12-23 1986-03-19 International Business Machines Corporation Communication system in which data are transferred between terminal stations and satellite stations by infrared signals
EP0196347B1 (en) 1985-04-02 1989-08-16 International Business Machines Corporation Infrared communication system
US4713841A (en) 1985-06-03 1987-12-15 Itt Electro Optical Products, A Division Of Itt Corporation Synchronous, asynchronous, data rate transparent fiber optic communications link
US4809359A (en) 1986-12-24 1989-02-28 Dockery Devan T System for extending the effective operational range of an infrared remote control system
US4745402A (en) 1987-02-19 1988-05-17 Rca Licensing Corporation Input device for a display system using phase-encoded signals
ES2072271T3 (es) 1989-03-17 1995-07-16 Siemens Ag Componente autarquico accionado con fotones.
US5181015A (en) 1989-11-07 1993-01-19 Proxima Corporation Method and apparatus for calibrating an optical computer input system
US5018057A (en) * 1990-01-17 1991-05-21 Lamp Technologies, Inc. Touch initiated light module
US5103466A (en) 1990-03-26 1992-04-07 Intel Corporation CMOS digital clock and data recovery circuit
US5193201A (en) 1990-04-23 1993-03-09 Tymes Laroy System for converting a received modulated light into both power for the system and image data displayed by the system
GB9010401D0 (en) 1990-05-09 1990-06-27 Smith Michael W Electronic display device,display setting apparatus and display system
JPH04328919A (ja) * 1991-04-26 1992-11-17 Fujitsu Ltd 無線呼出し信号方式
US5218356A (en) 1991-05-31 1993-06-08 Guenther Knapp Wireless indoor data relay system
US5317441A (en) 1991-10-21 1994-05-31 Advanced Micro Devices, Inc. Transceiver for full duplex signalling on a fiber optic cable
JPH06302384A (ja) 1993-04-15 1994-10-28 Matsushita Electric Works Ltd リモコン制御照明システム
GB9321535D0 (en) 1993-10-19 1993-12-08 Bsc Developments Ltd Signalling techniques
JPH08149376A (ja) 1994-11-18 1996-06-07 Olympus Optical Co Ltd 固体撮像装置
JPH08201472A (ja) 1995-01-27 1996-08-09 Stanley Electric Co Ltd Led信号灯の寿命検出方法
CN1143473C (zh) 1995-04-28 2004-03-24 皇家菲利浦电子有限公司 在一组设备之间可靠的通信的无线通信系统
US5541759A (en) 1995-05-09 1996-07-30 Microsym Computers, Inc. Single fiber transceiver and network
US5758644A (en) 1995-06-07 1998-06-02 Masimo Corporation Manual and automatic probe calibration
GB9522238D0 (en) 1995-10-31 1996-01-03 Marvin Anthony M D Communication system
US7006768B1 (en) 1997-01-02 2006-02-28 Franklin Philip G Method and apparatus for the zonal transmission of data using building lighting fixtures
WO2006041486A1 (en) 2004-10-01 2006-04-20 Franklin Philip G Method and apparatus for the zonal transmission of data using building lighting fixtures
TW330233B (en) 1997-01-23 1998-04-21 Philips Eloctronics N V Luminary
US6111858A (en) 1997-02-18 2000-08-29 Virata Limited Proxy-controlled ATM subnetwork
US5905445A (en) 1997-05-05 1999-05-18 Delco Electronics Corp. Keyless entry system with fast program mode
KR100224306B1 (ko) 1997-05-27 1999-10-15 윤종용 액정디스플레이장치의 액정판넬 결합방법 및장치
JPH1125822A (ja) 1997-06-30 1999-01-29 Matsushita Electric Works Ltd 壁スイッチ
EP0929992B1 (en) 1997-08-01 2003-08-06 Koninklijke Philips Electronics N.V. Circuit arrangement, and signaling light provided with the circuit arrangement
US6965205B2 (en) 1997-08-26 2005-11-15 Color Kinetics Incorporated Light emitting diode based products
US6975079B2 (en) 1997-08-26 2005-12-13 Color Kinetics Incorporated Systems and methods for controlling illumination sources
US6016038A (en) 1997-08-26 2000-01-18 Color Kinetics, Inc. Multicolored LED lighting method and apparatus
US6806659B1 (en) 1997-08-26 2004-10-19 Color Kinetics, Incorporated Multicolored LED lighting method and apparatus
US7014336B1 (en) 1999-11-18 2006-03-21 Color Kinetics Incorporated Systems and methods for generating and modulating illumination conditions
US20040052076A1 (en) 1997-08-26 2004-03-18 Mueller George G. Controlled lighting methods and apparatus
US6067595A (en) 1997-09-23 2000-05-23 Icore Technologies, Inc. Method and apparatus for enabling high-performance intelligent I/O subsystems using multi-port memories
US6084231A (en) 1997-12-22 2000-07-04 Popat; Pradeep P. Closed-loop, daylight-sensing, automatic window-covering system insensitive to radiant spectrum produced by gaseous-discharge lamps
US6108114A (en) 1998-01-22 2000-08-22 Methode Electronics, Inc. Optoelectronic transmitter having an improved power control circuit for rapidly enabling a semiconductor laser
JPH11239107A (ja) 1998-02-23 1999-08-31 Taiyo Yuden Co Ltd 双方向光通信装置及び光遠隔制御装置
DE69912391T2 (de) 1998-07-01 2004-08-19 Koninklijke Philips Electronics N.V. Schaltungsanordnung und damit versehene signalleuchte
US20040208158A1 (en) 1998-08-19 2004-10-21 Fellman Ronald D. Methods and apparatus for providing quality-of-service guarantees in computer networks
US6765928B1 (en) 1998-09-02 2004-07-20 Cisco Technology, Inc. Method and apparatus for transceiving multiple services data simultaneously over SONET/SDH
DE69937993C5 (de) 1998-09-28 2019-01-10 Koninklijke Philips N.V. Beleuchtungsanordnung
TW417842U (en) 1998-09-28 2001-01-01 Koninkl Philips Electronics Nv Lighting system
US6356774B1 (en) 1998-09-29 2002-03-12 Mallinckrodt, Inc. Oximeter sensor with encoded temperature characteristic
US6127783A (en) 1998-12-18 2000-10-03 Philips Electronics North America Corp. LED luminaire with electronically adjusted color balance
US6495964B1 (en) 1998-12-18 2002-12-17 Koninklijke Philips Electronics N.V. LED luminaire with electrically adjusted color balance using photodetector
US7233831B2 (en) 1999-07-14 2007-06-19 Color Kinetics Incorporated Systems and methods for controlling programmable lighting systems
US6344641B1 (en) 1999-08-11 2002-02-05 Agilent Technologies, Inc. System and method for on-chip calibration of illumination sources for an integrated circuit display
US6333605B1 (en) 1999-11-02 2001-12-25 Energy Savings, Inc. Light modulating electronic ballast
US6513949B1 (en) 1999-12-02 2003-02-04 Koninklijke Philips Electronics N.V. LED/phosphor-LED hybrid lighting systems
US20010030668A1 (en) 2000-01-10 2001-10-18 Gamze Erten Method and system for interacting with a display
US6414661B1 (en) 2000-02-22 2002-07-02 Sarnoff Corporation Method and apparatus for calibrating display devices and automatically compensating for loss in their efficiency over time
US6498440B2 (en) 2000-03-27 2002-12-24 Gentex Corporation Lamp assembly incorporating optical feedback
US7308575B2 (en) 2000-03-30 2007-12-11 Arris Group, Inc. Data scrambling system for a shared transmission media
US6448550B1 (en) 2000-04-27 2002-09-10 Agilent Technologies, Inc. Method and apparatus for measuring spectral content of LED light source and control thereof
JP3558959B2 (ja) 2000-05-25 2004-08-25 シャープ株式会社 温度検出回路およびそれを用いる液晶駆動装置
JP3717104B2 (ja) 2000-05-30 2005-11-16 シャープ株式会社 回路内蔵受光素子
WO2002013490A2 (en) 2000-08-07 2002-02-14 Color Kinetics Incorporated Automatic configuration systems and methods for lighting and other applications
US7088261B2 (en) * 2000-08-29 2006-08-08 Lailai Capital Corp. Traffic signal light having ambient light detection
US6636003B2 (en) 2000-09-06 2003-10-21 Spectrum Kinetics Apparatus and method for adjusting the color temperature of white semiconduct or light emitters
US7035546B2 (en) 2000-09-20 2006-04-25 Texas Instruments Incorporated Optical wireless multiport hub
JP3575419B2 (ja) 2000-10-24 2004-10-13 日本電気株式会社 装置状態制御回路、及び装置状態制御方法
WO2002041276A2 (en) 2000-11-15 2002-05-23 Snowy Village, Inc. Led warning light and communication system
US6441558B1 (en) 2000-12-07 2002-08-27 Koninklijke Philips Electronics N.V. White LED luminary light control system
US6448547B1 (en) 2001-01-24 2002-09-10 Applied Optoelectronics, Inc. Method for determining photodiode performance parameters
US6920289B2 (en) 2001-02-01 2005-07-19 International Business Machines Corporation System and method for remote optical digital networking of computing devices
US6831569B2 (en) 2001-03-08 2004-12-14 Koninklijke Philips Electronics N.V. Method and system for assigning and binding a network address of a ballast
US7038399B2 (en) 2001-03-13 2006-05-02 Color Kinetics Incorporated Methods and apparatus for providing power to lighting devices
US6384545B1 (en) 2001-03-19 2002-05-07 Ee Theow Lau Lighting controller
JP3937906B2 (ja) 2001-05-07 2007-06-27 キヤノン株式会社 画像表示装置
US6577512B2 (en) 2001-05-25 2003-06-10 Koninklijke Philips Electronics N.V. Power supply for LEDs
US6741351B2 (en) 2001-06-07 2004-05-25 Koninklijke Philips Electronics N.V. LED luminaire with light sensor configurations for optical feedback
US6617795B2 (en) 2001-07-26 2003-09-09 Koninklijke Philips Electronics N.V. Multichip LED package with in-package quantitative and spectral sensing capability and digital signal output
US7064740B2 (en) 2001-11-09 2006-06-20 Sharp Laboratories Of America, Inc. Backlit display with improved dynamic range
TWI235349B (en) 2001-11-26 2005-07-01 Osram Opto Semiconductors Gmbh Circuit-arrangement for an LED-array
US20030103413A1 (en) 2001-11-30 2003-06-05 Jacobi James J. Portable universal interface device
US6853150B2 (en) 2001-12-28 2005-02-08 Koninklijke Philips Electronics N.V. Light emitting diode driver
US7348946B2 (en) 2001-12-31 2008-03-25 Intel Corporation Energy sensing light emitting diode display
US7052180B2 (en) 2002-01-04 2006-05-30 Kelvin Shih LED junction temperature tester
US6639574B2 (en) 2002-01-09 2003-10-28 Landmark Screens Llc Light-emitting diode display
US7408598B2 (en) 2002-02-20 2008-08-05 Planar Systems, Inc. Light sensitive display with selected interval of light sensitive elements
EP1482770A4 (en) 2002-03-01 2007-01-03 Sharp Kk LIGHT EMITTING DEVICE AND DISPLAY USING THE DEVICE AND READING DEVICE
US7154866B2 (en) 2002-03-21 2006-12-26 Inovonics Wireless Corporation Message control protocol in a communications network having repeaters
US6664744B2 (en) * 2002-04-03 2003-12-16 Mitsubishi Electric Research Laboratories, Inc. Automatic backlight for handheld devices
US6753661B2 (en) 2002-06-17 2004-06-22 Koninklijke Philips Electronics N.V. LED-based white-light backlighting for electronic displays
US6998594B2 (en) * 2002-06-25 2006-02-14 Koninklijke Philips Electronics N.V. Method for maintaining light characteristics from a multi-chip LED package
US20040019459A1 (en) 2002-07-29 2004-01-29 Paul Dietz Auto-characterization of optical devices
US20040101312A1 (en) 2002-08-29 2004-05-27 Florencio Cabrera AC power source light modulation network
JP3981919B2 (ja) 2002-08-30 2007-09-26 セイコーエプソン株式会社 トナーおよびそれを用いた画像形成装置
US20040044709A1 (en) 2002-09-03 2004-03-04 Florencio Cabrera System and method for optical data communication
US7194209B1 (en) 2002-09-04 2007-03-20 Xantech Corporation Interference resistant infrared extension system
EP1860799A1 (en) 2002-10-24 2007-11-28 Nakagawa Laboratories, Inc. Illumination light communication device
US7262559B2 (en) 2002-12-19 2007-08-28 Koninklijke Philips Electronics N.V. LEDS driver
JP3838196B2 (ja) 2002-12-24 2006-10-25 ブラザー工業株式会社 電子機器
SE0302191D0 (sv) 2003-03-10 2003-08-11 Staffan Gunnarsson Transponder med infrarödteknik
US7828479B1 (en) 2003-04-08 2010-11-09 National Semiconductor Corporation Three-terminal dual-diode system for fully differential remote temperature sensors
US20040201793A1 (en) 2003-04-08 2004-10-14 Organic Lighting Technologies Llc Automatic background color change of a monochrome liquid crystal display
US7088031B2 (en) * 2003-04-22 2006-08-08 Infinite Power Solutions, Inc. Method and apparatus for an ambient energy battery or capacitor recharge system
JP4016876B2 (ja) 2003-04-23 2007-12-05 セイコーエプソン株式会社 プロジェクタ
WO2004097783A1 (en) 2003-04-25 2004-11-11 Visioneered Image Systems, Inc. Led illumination source/display with individual led brightness monitoring capability and calibration method
US20040220922A1 (en) 2003-04-30 2004-11-04 Lovison Sean R. Systems and methods for meeting people via wireless communication among a plurality of wireless devices
US7362320B2 (en) 2003-06-05 2008-04-22 Hewlett-Packard Development Company, L.P. Electronic device having a light emitting/detecting display screen
US7570597B2 (en) 2003-06-12 2009-08-04 Temic Automotive Of North America, Inc. Discovery process in a vehicle network
JP3962728B2 (ja) 2003-06-20 2007-08-22 キヤノン株式会社 画像表示装置
CN1806400B (zh) 2003-07-01 2010-06-23 三星电子株式会社 移动通信系统中发送反向分组数据的设备和方法
CA2533195C (en) 2003-07-22 2011-05-10 Tir Systems Ltd. System and method for the diffusion of illumination produced by discrete light sources
US7262753B2 (en) 2003-08-07 2007-08-28 Barco N.V. Method and system for measuring and controlling an OLED display element for improved lifetime and light output
US7042341B2 (en) * 2003-08-12 2006-05-09 Overhead Door Corporation Device including light emitting diode as light sensor and light source
US7266301B2 (en) 2003-09-05 2007-09-04 Speakercraft, Inc. Interference resistant repeater systems including controller units
US7649527B2 (en) 2003-09-08 2010-01-19 Samsung Electronics Co., Ltd. Image display system with light pen
TWI329724B (en) 2003-09-09 2010-09-01 Koninkl Philips Electronics Nv Integrated lamp with feedback and wireless control
US7359640B2 (en) 2003-09-30 2008-04-15 Stmicroelectronics Sa Optical coupling device and method for bidirectional data communication over a common signal line
US7372859B2 (en) 2003-11-19 2008-05-13 Honeywell International Inc. Self-checking pair on a braided ring network
US20050110777A1 (en) 2003-11-25 2005-05-26 Geaghan Bernard O. Light-emitting stylus and user input device using same
US7119500B2 (en) 2003-12-05 2006-10-10 Dialight Corporation Dynamic color mixing LED device
JP2005181579A (ja) 2003-12-18 2005-07-07 Olympus Corp 照明装置及びそれを用いた表示装置
US7294816B2 (en) 2003-12-19 2007-11-13 Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. LED illumination system having an intensity monitoring system
JP2005218067A (ja) 2004-02-02 2005-08-11 Nakagawa Kenkyusho:Kk 可視光通信用のカメラ付き携帯端末
US20050200292A1 (en) 2004-02-24 2005-09-15 Naugler W. E.Jr. Emissive display device having sensing for luminance stabilization and user light or touch screen input
US7358706B2 (en) 2004-03-15 2008-04-15 Philips Solid-State Lighting Solutions, Inc. Power factor correction control methods and apparatus
JP4007336B2 (ja) 2004-04-12 2007-11-14 セイコーエプソン株式会社 画素回路の駆動方法、画素回路、電気光学装置および電子機器
US7012382B2 (en) 2004-04-30 2006-03-14 Tak Meng Cheang Light emitting diode based light system with a redundant light source
US20050265731A1 (en) 2004-05-28 2005-12-01 Samsung Electronics Co.; Ltd Wireless terminal for carrying out visible light short-range communication using camera device
US20060007206A1 (en) 2004-06-29 2006-01-12 Damoder Reddy Device and method for operating a self-calibrating emissive pixel
JP4182930B2 (ja) 2004-07-12 2008-11-19 ソニー株式会社 表示装置及びバックライト装置
US7252408B2 (en) 2004-07-19 2007-08-07 Lamina Ceramics, Inc. LED array package with internal feedback and control
WO2006012737A1 (en) 2004-08-06 2006-02-09 Tir Systems Ltd. Lighting system including photonic emission and detection using light-emitting elements
DE102004047682A1 (de) 2004-09-30 2006-04-06 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH LED-Array
CN101124853B (zh) 2004-10-12 2011-07-13 皇家飞利浦电子股份有限公司 发光装置的反馈和控制方法及系统
FR2880482B1 (fr) 2004-12-30 2007-04-27 Cit Alcatel Dispositif de conversion d'un signal transmis en un signal numerique
WO2006081206A1 (en) 2005-01-25 2006-08-03 Sipco, Llc Wireless network protocol systems and methods
JP2006260927A (ja) 2005-03-17 2006-09-28 Sony Corp 照明装置、照明装置の制御方法および表示装置
US7275839B2 (en) 2005-04-05 2007-10-02 Osram Sylvania, Inc. Three color LED bulb
US7445340B2 (en) 2005-05-19 2008-11-04 3M Innovative Properties Company Polarized, LED-based illumination source
WO2006129260A2 (en) 2005-06-03 2006-12-07 Koninklijke Philips Electronics N.V. System and method for controlling a led luminary
EP1922905B1 (en) 2005-08-17 2012-07-04 Koninklijke Philips Electronics N.V. Digitally controlled luminaire system
KR100735460B1 (ko) 2005-09-09 2007-07-03 삼성전기주식회사 온도 보상 기능을 갖는 led 구동 제어 회로
EP1768197A3 (en) 2005-09-27 2012-11-21 LG Electronics Inc. Light emitting diode package and backlight unit using the same
US7467295B2 (en) 2005-10-07 2008-12-16 International Business Machines Corporation Determining a boot image based on a requesting client address
US20070109239A1 (en) 2005-11-14 2007-05-17 Den Boer Willem Integrated light sensitive liquid crystal display
US8154483B2 (en) 2005-11-28 2012-04-10 Lg Display Co., Ltd. Image display apparatus and driving method thereof
US7400310B2 (en) 2005-11-28 2008-07-15 Draeger Medical Systems, Inc. Pulse signal drive circuit
US7425899B2 (en) 2005-12-08 2008-09-16 Palo Alto Research Center Incorporated Electromagnetic tags
US7760734B2 (en) 2005-12-09 2010-07-20 Electronics And Telecommunications Research Institute TDMA passive optical network OLT system for broadcast service
WO2007069149A1 (en) 2005-12-16 2007-06-21 Koninklijke Philips Electronics N.V. Illumination device and method for controlling an illumination device
US20070139957A1 (en) 2005-12-21 2007-06-21 Honeywell International, Inc. LED backlight system for LCD displays
KR100714621B1 (ko) 2006-01-24 2007-05-07 삼성전기주식회사 온도보상기능을 갖는 led 구동 장치
US7525611B2 (en) 2006-01-24 2009-04-28 Astronautics Corporation Of America Night vision compatible display backlight
CN101026413B (zh) 2006-02-17 2012-01-04 华为技术有限公司 照明光无线通信系统
US20090026978A1 (en) 2006-02-23 2009-01-29 Tir Technology Lp System and method for light source identification
JP2007267037A (ja) 2006-03-28 2007-10-11 Matsushita Electric Works Ltd 照明光伝送システム
JP4577577B2 (ja) 2006-03-28 2010-11-10 ソニー株式会社 光通信システム
US7389381B1 (en) 2006-04-05 2008-06-17 Co Ramon S Branching memory-bus module with multiple downlink ports to standard fully-buffered memory modules
US8265191B2 (en) 2006-04-19 2012-09-11 Zebra Enterprise Solutions Corp. Receiver for object locating and tracking systems and related methods
US8159150B2 (en) 2006-04-21 2012-04-17 Koninklijke Philips Electronics N.V. Method and apparatus for light intensity control
JP4182989B2 (ja) 2006-05-30 2008-11-19 ソニー株式会社 照明装置および液晶表示装置
EP2050000A2 (en) 2006-08-04 2009-04-22 Yeda Research And Development Co. Ltd. At The Weizmann Institute of Science Method and apparatus for protecting rfid tags from power analysis
JP2008077862A (ja) 2006-09-19 2008-04-03 Alps Electric Co Ltd 調光回路
US7607798B2 (en) * 2006-09-25 2009-10-27 Avago Technologies General Ip (Singapore) Pte. Ltd. LED lighting unit
US7659672B2 (en) 2006-09-29 2010-02-09 O2Micro International Ltd. LED driver
US7783808B2 (en) 2006-11-08 2010-08-24 Honeywell International Inc. Embedded self-checking asynchronous pipelined enforcement (escape)
US20080120559A1 (en) 2006-11-17 2008-05-22 Microsoft Corporation Switchable user interfaces
US8692656B2 (en) 2006-11-30 2014-04-08 Koninklijke Philips N.V. Intrinsic flux sensing
US7315139B1 (en) 2006-11-30 2008-01-01 Avago Technologis Ecbu Ip (Singapore) Pte Ltd Light source having more than three LEDs in which the color points are maintained using a three channel color sensor
KR101370339B1 (ko) 2006-12-04 2014-03-05 삼성전자 주식회사 백라이트장치 및 그 제어방법
US20080136770A1 (en) 2006-12-07 2008-06-12 Microsemi Corp. - Analog Mixed Signal Group Ltd. Thermal Control for LED Backlight
TW200826036A (en) 2006-12-11 2008-06-16 Innolux Display Corp Backlight lamp short and broken protection circuit
US20080136334A1 (en) 2006-12-12 2008-06-12 Robinson Shane P System and method for controlling lighting
US8180225B2 (en) 2006-12-20 2012-05-15 Jan-Gustav Werthen Optical data link
US7750887B2 (en) 2006-12-21 2010-07-06 Itt Manufacturing Enterprises, Inc. Displays with large dynamic range
WO2008088892A2 (en) 2007-01-19 2008-07-24 Pixtronix, Inc. Sensor-based feedback for display apparatus
US8013538B2 (en) * 2007-01-26 2011-09-06 Integrated Illumination Systems, Inc. TRI-light
KR100900195B1 (ko) 2007-03-09 2009-06-02 재단법인서울대학교산학협력재단 광 식별 태그, 리더 및 시스템
JP2008227944A (ja) 2007-03-13 2008-09-25 Toshiba Corp 可視光通信の受信装置及び可視光通信システム
FR2913818B1 (fr) 2007-03-16 2009-04-17 Thales Sa Matrice active d'un ecran electroluminescent organique
US8378596B2 (en) 2007-04-02 2013-02-19 John Alfred Ayres Momentary night light assembly
US7917034B2 (en) * 2007-04-13 2011-03-29 Motorola Mobility, Inc. Synchronization and processing of secure information via optically transmitted data
US8035320B2 (en) * 2007-04-20 2011-10-11 Sibert W Olin Illumination control network
KR101618582B1 (ko) 2007-04-20 2016-05-09 코닌클리케 필립스 엔.브이. 감지에 사용되는 led를 갖는 조명 장치
WO2008137984A1 (en) 2007-05-08 2008-11-13 Cree Led Lighting Solutions, Inc. Lighting devices and methods for lighting
US20080317475A1 (en) 2007-05-24 2008-12-25 Federal Law Enforcement Development Services, Inc. Led light interior room and building communication system
US7961075B2 (en) 2007-05-30 2011-06-14 Glp German Light Products Gmbh Programmable lighting unit and remote control for a programmable lighting unit
JP2008300152A (ja) 2007-05-30 2008-12-11 Nakagawa Kenkyusho:Kk Led自動調光装置
GB2458095A (en) 2007-06-15 2009-09-09 Sharp Kk Solid state illumination system with elements employed as both light source and light sensor
US8044899B2 (en) 2007-06-27 2011-10-25 Hong Kong Applied Science and Technology Research Institute Company Limited Methods and apparatus for backlight calibration
WO2009019655A2 (en) 2007-08-07 2009-02-12 Koninklijke Philips Electronics N.V. Method and apparatus for discriminating modulated light in a mixed light system
US9779644B2 (en) 2007-08-08 2017-10-03 Landmark Screens, Llc Method for computing drive currents for a plurality of LEDs in a pixel of a signboard to achieve a desired color at a desired luminous intensity
US8314688B2 (en) 2007-08-22 2012-11-20 Tagarray, Inc. Method and apparatus for low power modulation and massive medium access control
DE102007044556A1 (de) 2007-09-07 2009-03-12 Arnold & Richter Cine Technik Gmbh & Co. Betriebs Kg Verfahren und Vorrichtung zur Einstellung der farb- oder fotometrischen Eigenschaften einer LED-Beleuchtungseinrichtung
US8018135B2 (en) 2007-10-10 2011-09-13 Cree, Inc. Lighting device and method of making
US7701151B2 (en) 2007-10-19 2010-04-20 American Sterilizer Company Lighting control system having temperature compensation and trim circuits
WO2009062053A1 (en) 2007-11-08 2009-05-14 Dialight Corporation Double collimator led color mixing system
JP2009134877A (ja) 2007-11-28 2009-06-18 Sharp Corp 照明装置
TWI355484B (en) 2007-12-14 2012-01-01 Ind Tech Res Inst Apparatus and method for measuring character and c
US8595748B1 (en) 2007-12-21 2013-11-26 Ibiquity Digital Corporation Systems and methods for transmitting and receiving large objects via digital radio broadcast
KR101508976B1 (ko) 2007-12-31 2015-04-10 삼성전자주식회사 가시광 통신을 이용한 네비게이션 시스템 및 방법
EP2109093A1 (en) 2008-04-09 2009-10-14 Barco N.V. Scanning backlight colour control
US20090303972A1 (en) 2008-06-06 2009-12-10 Silver Spring Networks Dynamic Scrambling Techniques for Reducing Killer Packets in a Wireless Network
GB2462411B (en) 2008-07-30 2013-05-22 Photonstar Led Ltd Tunable colour led module
US8674626B2 (en) * 2008-09-02 2014-03-18 Ilumisys, Inc. LED lamp failure alerting system
CN102144429A (zh) 2008-09-04 2011-08-03 皇家飞利浦电子股份有限公司 用于驱动多色光源的方法和器件
TWI495389B (zh) * 2008-09-05 2015-08-01 Eldolab Holding Bv 以發光二極體為光源之照明系統
US9509525B2 (en) 2008-09-05 2016-11-29 Ketra, Inc. Intelligent illumination device
US8674913B2 (en) 2008-09-05 2014-03-18 Ketra, Inc. LED transceiver front end circuitry and related methods
US8886047B2 (en) * 2008-09-05 2014-11-11 Ketra, Inc. Optical communication device, method and system
US8179787B2 (en) 2009-01-27 2012-05-15 Smsc Holding S.A.R.L. Fault tolerant network utilizing bi-directional point-to-point communications links between nodes
US8471496B2 (en) 2008-09-05 2013-06-25 Ketra, Inc. LED calibration systems and related methods
US8456092B2 (en) 2008-09-05 2013-06-04 Ketra, Inc. Broad spectrum light source calibration systems and related methods
US8773336B2 (en) 2008-09-05 2014-07-08 Ketra, Inc. Illumination devices and related systems and methods
US8521035B2 (en) 2008-09-05 2013-08-27 Ketra, Inc. Systems and methods for visible light communication
US20110063214A1 (en) 2008-09-05 2011-03-17 Knapp David J Display and optical pointer systems and related methods
US9276766B2 (en) 2008-09-05 2016-03-01 Ketra, Inc. Display calibration systems and related methods
WO2010045524A2 (en) 2008-10-17 2010-04-22 Light Prescriptions Innovators, Llc Quantum dimming via sequential stepped modulation of led arrays
US9781803B2 (en) 2008-11-30 2017-10-03 Cree, Inc. LED thermal management system and method
TWI400990B (zh) 2008-12-08 2013-07-01 Green Solution Tech Co Ltd 具溫度補償之發光二極體驅動電路及其控制器
US8362707B2 (en) 2008-12-12 2013-01-29 Cirrus Logic, Inc. Light emitting diode based lighting system with time division ambient light feedback response
US8299722B2 (en) 2008-12-12 2012-10-30 Cirrus Logic, Inc. Time division light output sensing and brightness adjustment for different spectra of light emitting diodes
JP5327601B2 (ja) 2008-12-12 2013-10-30 東芝ライテック株式会社 発光モジュールおよび照明装置
CN101458067B (zh) 2008-12-31 2010-09-29 苏州大学 激光光斑测量装置及其测量方法
KR101539359B1 (ko) 2009-02-05 2015-07-27 삼성디스플레이 주식회사 광원 구동 방법, 이를 수행하기 위한 광원 장치 및 이 광원장치를 포함하는 표시 장치
JP2010200427A (ja) 2009-02-24 2010-09-09 Seiko Epson Corp 電源装置、およびその駆動方法、電源装置を備えた光源装置、電子機器
US8174197B2 (en) 2009-04-09 2012-05-08 Ge Lighting Solutions Llc Power control circuit and method
WO2010124315A1 (de) 2009-04-30 2010-11-04 Tridonic Gmbh & Co Kg Steuerverfahren für eine beleuchtung
KR101801681B1 (ko) 2009-05-08 2017-11-27 필립스 라이팅 홀딩 비.브이. 광 특성 감지 회로 및 방법
EP2273851A3 (en) 2009-06-24 2011-05-11 Nxp B.V. System and method for controlling LED cluster
US8716952B2 (en) 2009-08-04 2014-05-06 Cree, Inc. Lighting device having first, second and third groups of solid state light emitters, and lighting arrangement
JP2011055288A (ja) 2009-09-02 2011-03-17 Toshiba Corp 可視光通信装置及びデータ受信方法
US8283876B2 (en) 2009-09-17 2012-10-09 Dialog Semiconductor Gmbh Circuit for driving an infrared transmitter LED with temperature compensation
US8704666B2 (en) 2009-09-21 2014-04-22 Covidien Lp Medical device interface customization systems and methods
EP2336741B1 (en) 2009-12-18 2016-09-07 Nxp B.V. Self-calibration circuit and method for junction temperature estimation
US8721115B2 (en) 2010-05-28 2014-05-13 Luxingtek, Ltd. Light reflective structure and light panel
US20110299854A1 (en) 2010-06-07 2011-12-08 Greenwave Reality, Inc. Light Bulb with IR Transmitter
WO2012005771A2 (en) 2010-07-06 2012-01-12 Cree, Inc. Compact optically efficient solid state light source with integrated thermal management
US8633655B2 (en) 2010-09-15 2014-01-21 Azurelighting Technologies, Inc. LED (Light-Emitting Diode) output power adjusting device and method thereof
US9107250B2 (en) 2010-09-23 2015-08-11 Diehl Ako Stiftung & Co. Kg Method of operating an LED lighting system
ES2765894T3 (es) 2010-09-30 2020-06-11 Signify Holding Bv Dispositivo de iluminación
US8569974B2 (en) 2010-11-01 2013-10-29 Cree, Inc. Systems and methods for controlling solid state lighting devices and lighting apparatus incorporating such systems and/or methods
US20120153839A1 (en) 2010-12-17 2012-06-21 Simplexgrinnell Lp Automatic color correction for a dome light display device
US10098197B2 (en) 2011-06-03 2018-10-09 Cree, Inc. Lighting devices with individually compensating multi-color clusters
US8847513B2 (en) 2011-03-08 2014-09-30 Cree, Inc. Method and apparatus for controlling light output color and/or brightness
US8680787B2 (en) 2011-03-15 2014-03-25 Lutron Electronics Co., Inc. Load control device for a light-emitting diode light source
US8816600B2 (en) 2011-05-13 2014-08-26 Nxp B.V. Method of power and temperature control for high brightness light emitting diodes
CA2835875A1 (en) 2011-05-26 2012-11-29 Terralux, Inc. In-circuit temperature measurement of light-emitting diodes
US8749172B2 (en) 2011-07-08 2014-06-10 Ketra, Inc. Luminance control for illumination devices
US8773032B2 (en) 2011-07-11 2014-07-08 Thin-Lite Corporation LED light source with multiple independent control inputs and interoperability
KR20130008422A (ko) 2011-07-12 2013-01-22 삼성전자주식회사 조도 센서를 이용한 가시광 통신 방법 및 이를 위한 이동 통신 단말
US8710768B2 (en) 2012-05-04 2014-04-29 Abl Ip Holding Llc Algorithm for color corrected analog dimming in multi-color LED system
US9940879B2 (en) 2011-10-05 2018-04-10 Apple Inc. White point uniformity techniques for displays
US8791647B2 (en) 2011-12-28 2014-07-29 Dialog Semiconductor Inc. Predictive control of power converter for LED driver
WO2013142437A1 (en) 2012-03-18 2013-09-26 Robe Lighting, Inc. Improved collimation system for an led luminaire
US9285818B2 (en) 2012-07-26 2016-03-15 Qualcomm Incorporated Autonomous thermal controller for power management IC
US9013467B2 (en) 2013-07-19 2015-04-21 Institut National D'optique Controlled operation of a LED lighting system at a target output color

Similar Documents

Publication Publication Date Title
JP2013501258A5 (ja)
US8144316B2 (en) Instrument and method for measuring total luminous flux of luminous elements
US11723127B2 (en) Solid state lighting systems and associated methods of operation and manufacture
TWI397708B (zh) 太陽能電池之量測系統和太陽光模擬器
TWI407822B (zh) 色點控制系統
JP2011151045A5 (ja)
JP2010528420A5 (ja)
JP2012248545A (ja) 較正機能付きled光モジュール
BRPI0718524A2 (pt) Método de determinar valores de ativação para ativar um dispositivo de iluminação, ativador para determinar valores de ativação para ativar um dispositivo de iluminação, dispositivo de iluminação e unidade de exibição.
JP2012511801A (ja) 照明器具のパフォーマンスを最大化する方法
JP2007514454A5 (ja)
JP2004235611A5 (ja)
TW200539538A (en) Control of spectral content of a laser diode light source
JP6783916B2 (ja) 有機elパネル制御装置、光源装置、及び有機elパネル制御方法
KR101388977B1 (ko) 액정표시장치의 백라이트 구동방법 및 장치
Aldoshina et al. Solar simulator on the basis of powerful light-emitting diodes
TWM405541U (en) Lamp apparatus with light emitting diode
JP5037695B2 (ja) 照明装置およびそれを備えた液晶表示装置
JP5016427B2 (ja) Led照明装置
JP2009081353A5 (ja)
WO2015024975A1 (en) Customizing optical properties of an optical element
KR20100115028A (ko) 조명 제어 장치 및 그 방법