CA2336184A1 - Method for software driven generation of multiple simultaneous high speed pulse width modulated signals - Google Patents

Method for software driven generation of multiple simultaneous high speed pulse width modulated signals Download PDF

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Publication number
CA2336184A1
CA2336184A1 CA002336184A CA2336184A CA2336184A1 CA 2336184 A1 CA2336184 A1 CA 2336184A1 CA 002336184 A CA002336184 A CA 002336184A CA 2336184 A CA2336184 A CA 2336184A CA 2336184 A1 CA2336184 A1 CA 2336184A1
Authority
CA
Canada
Prior art keywords
pulse width
digital signal
timer
pwm
width modulated
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.)
Abandoned
Application number
CA002336184A
Other languages
English (en)
French (fr)
Inventor
Ihor A. Lys
Frederick M. Morgan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Signify North America Corp
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of CA2336184A1 publication Critical patent/CA2336184A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/08—Duration or width modulation ; Duty cycle modulation
    • 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]
    • H05B45/20—Controlling the colour of the light
    • 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]
    • H05B45/30—Driver circuits
    • H05B45/32—Pulse-control circuits
    • H05B45/325—Pulse-width modulation [PWM]
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/2007—Display of intermediate tones
    • G09G3/2014—Display of intermediate tones by modulation of the duration of a single pulse during which the logic level remains constant
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
    • G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
    • G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Inverter Devices (AREA)
CA002336184A 1998-06-26 1999-06-25 Method for software driven generation of multiple simultaneous high speed pulse width modulated signals Abandoned CA2336184A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US9092098P 1998-06-26 1998-06-26
US60/090,920 1998-06-26
PCT/US1999/014555 WO2000001067A2 (en) 1998-06-26 1999-06-25 Method for software driven generation of multiple simultaneous high speed pulse width modulated signals

Publications (1)

Publication Number Publication Date
CA2336184A1 true CA2336184A1 (en) 2000-01-06

Family

ID=22224965

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002336184A Abandoned CA2336184A1 (en) 1998-06-26 1999-06-25 Method for software driven generation of multiple simultaneous high speed pulse width modulated signals

Country Status (5)

Country Link
EP (1) EP1090459A2 (ja)
JP (1) JP2002519989A (ja)
AU (1) AU5312999A (ja)
CA (1) CA2336184A1 (ja)
WO (1) WO2000001067A2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8203281B2 (en) 2008-04-29 2012-06-19 Ivus Industries, Llc Wide voltage, high efficiency LED driver circuit

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US6548967B1 (en) 1997-08-26 2003-04-15 Color Kinetics, Inc. Universal lighting network methods and systems
US7049761B2 (en) 2000-02-11 2006-05-23 Altair Engineering, Inc. Light tube and power supply circuit
DE10146096A1 (de) * 2001-09-19 2003-04-24 Bosch Gmbh Robert Vorrichtung und Verfahren zum Erzeugen pulsweitenmodulierter Ausgangssignale
CN101233790B (zh) * 2005-07-27 2012-04-11 皇家飞利浦电子股份有限公司 照明系统和用于控制多个光源的方法
ES2691029T3 (es) 2006-11-28 2018-11-23 Hayward Industries, Inc. Sistema de iluminación subacuática programable
US8118447B2 (en) 2007-12-20 2012-02-21 Altair Engineering, Inc. LED lighting apparatus with swivel connection
US8901823B2 (en) 2008-10-24 2014-12-02 Ilumisys, Inc. Light and light sensor
US8653984B2 (en) 2008-10-24 2014-02-18 Ilumisys, Inc. Integration of LED lighting control with emergency notification systems
US8324817B2 (en) 2008-10-24 2012-12-04 Ilumisys, Inc. Light and light sensor
US7938562B2 (en) 2008-10-24 2011-05-10 Altair Engineering, Inc. Lighting including integral communication apparatus
US8214084B2 (en) 2008-10-24 2012-07-03 Ilumisys, Inc. Integration of LED lighting with building controls
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
CA2794512A1 (en) 2010-03-26 2011-09-29 David L. Simon Led light tube with dual sided light distribution
US8541958B2 (en) 2010-03-26 2013-09-24 Ilumisys, Inc. LED light with thermoelectric generator
US8540401B2 (en) 2010-03-26 2013-09-24 Ilumisys, Inc. LED bulb with internal heat dissipating structures
US20110267834A1 (en) 2010-04-28 2011-11-03 Hayward Industries, Inc. Underwater Light Having A Sealed Polymer Housing and Method of Manufacture Therefor
WO2012058556A2 (en) 2010-10-29 2012-05-03 Altair Engineering, Inc. Mechanisms for reducing risk of shock during installation of light tube
US8870415B2 (en) 2010-12-09 2014-10-28 Ilumisys, Inc. LED fluorescent tube replacement light with reduced shock hazard
US9072171B2 (en) 2011-08-24 2015-06-30 Ilumisys, Inc. Circuit board mount for LED light
WO2013131002A1 (en) 2012-03-02 2013-09-06 Ilumisys, Inc. Electrical connector header for an led-based light
WO2014008463A1 (en) 2012-07-06 2014-01-09 Ilumisys, Inc. Power supply assembly for led-based light tube
US9271367B2 (en) 2012-07-09 2016-02-23 Ilumisys, Inc. System and method for controlling operation of an LED-based light
US9285084B2 (en) 2013-03-14 2016-03-15 Ilumisys, Inc. Diffusers for LED-based lights
EP3620149B1 (en) 2013-03-15 2021-10-06 Hayward Industries, Inc. Modular pool/spa control system
US9267650B2 (en) 2013-10-09 2016-02-23 Ilumisys, Inc. Lens for an LED-based light
EP3097748A1 (en) 2014-01-22 2016-11-30 iLumisys, Inc. Led-based light with addressed leds
US9510400B2 (en) 2014-05-13 2016-11-29 Ilumisys, Inc. User input systems for an LED-based light
US10161568B2 (en) 2015-06-01 2018-12-25 Ilumisys, Inc. LED-based light with canted outer walls
US11720085B2 (en) 2016-01-22 2023-08-08 Hayward Industries, Inc. Systems and methods for providing network connectivity and remote monitoring, optimization, and control of pool/spa equipment
US10363197B2 (en) 2016-01-22 2019-07-30 Hayward Industries, Inc. Systems and methods for providing network connectivity and remote monitoring, optimization, and control of pool/spa equipment
DE102016211737A1 (de) * 2016-06-29 2018-01-04 Bayerische Motoren Werke Aktiengesellschaft Kraftfahrzeug
US11168876B2 (en) 2019-03-06 2021-11-09 Hayward Industries, Inc. Underwater light having programmable controller and replaceable light-emitting diode (LED) assembly

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2508845B2 (ja) * 1989-07-11 1996-06-19 日本電気株式会社 パルス幅変調インバ―タ制御装置
JP2885256B2 (ja) * 1991-12-25 1999-04-19 日本電気株式会社 マイクロコンピュータ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8203281B2 (en) 2008-04-29 2012-06-19 Ivus Industries, Llc Wide voltage, high efficiency LED driver circuit

Also Published As

Publication number Publication date
EP1090459A2 (en) 2001-04-11
AU5312999A (en) 2000-01-17
JP2002519989A (ja) 2002-07-02
WO2000001067A2 (en) 2000-01-06
WO2000001067A3 (en) 2000-03-16

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Legal Events

Date Code Title Description
FZDE Discontinued
FZDE Discontinued

Effective date: 20030625