BE878422A - Signalisation a haute frequence, a chevauchement et sans interference, pour circuit gradateur de lumiere - Google Patents

Signalisation a haute frequence, a chevauchement et sans interference, pour circuit gradateur de lumiere

Info

Publication number
BE878422A
BE878422A BE0/196877A BE196877A BE878422A BE 878422 A BE878422 A BE 878422A BE 0/196877 A BE0/196877 A BE 0/196877A BE 196877 A BE196877 A BE 196877A BE 878422 A BE878422 A BE 878422A
Authority
BE
Belgium
Prior art keywords
overlapping
interference
high frequency
dimmer circuit
frequency signaling
Prior art date
Application number
BE0/196877A
Other languages
English (en)
Inventor
E Nuver
Original Assignee
Esquire Inc
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 Esquire Inc filed Critical Esquire Inc
Publication of BE878422A publication Critical patent/BE878422A/fr

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
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/36—Controlling
    • H05B41/38—Controlling the intensity of light
    • H05B41/39—Controlling the intensity of light continuously
    • H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
    • H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
    • H05B41/3927—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by pulse width modulation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/64—Generators producing trains of pulses, i.e. finite sequences of pulses
    • H03K3/66—Generators producing trains of pulses, i.e. finite sequences of pulses by interrupting the output of a generator
    • H03K3/70—Generators producing trains of pulses, i.e. finite sequences of pulses by interrupting the output of a generator time intervals between all adjacent pulses of one train being equal
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S315/00—Electric lamp and discharge devices: systems
    • Y10S315/07—Starting and control circuits for gas discharge lamp using transistors
BE0/196877A 1978-08-25 1979-08-24 Signalisation a haute frequence, a chevauchement et sans interference, pour circuit gradateur de lumiere BE878422A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/936,883 US4220895A (en) 1978-08-25 1978-08-25 Non-interfering, overlapping high frequency signalling for lamp dimmer circuit

Publications (1)

Publication Number Publication Date
BE878422A true BE878422A (fr) 1979-12-17

Family

ID=25469193

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/196877A BE878422A (fr) 1978-08-25 1979-08-24 Signalisation a haute frequence, a chevauchement et sans interference, pour circuit gradateur de lumiere

Country Status (10)

Country Link
US (1) US4220895A (fr)
AU (1) AU521450B2 (fr)
BE (1) BE878422A (fr)
CA (1) CA1114886A (fr)
DE (1) DE2932702A1 (fr)
ES (1) ES481585A1 (fr)
FR (1) FR2434521A1 (fr)
GB (1) GB2029133B (fr)
IT (1) IT7949761A0 (fr)
MX (1) MX146569A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4441063A (en) * 1980-05-06 1984-04-03 Square D Company Pulse generating system
US4560909A (en) * 1982-09-28 1985-12-24 General Electric Company Dual load remote power control for a ceiling fan
US4651060A (en) * 1985-11-13 1987-03-17 Electro Controls Inc. Method and apparatus for dimming fluorescent lights
US4866350A (en) * 1988-04-04 1989-09-12 Usi Lighting, Inc. Fluorescent lamp system
HU201193B (en) * 1988-06-21 1990-09-28 Jozsef Ladanyi Process and switchgear for regulating the light intensity of gas-discharge tubes
US6034488A (en) * 1996-06-04 2000-03-07 Lighting Control, Inc. Electronic ballast for fluorescent lighting system including a voltage monitoring circuit
US5949197A (en) * 1997-06-30 1999-09-07 Everbrite, Inc. Apparatus and method for dimming a gas discharge lamp
US6208122B1 (en) * 1999-09-28 2001-03-27 Triatek, Inc. High frequency pulse width modulation of AC current for control of lighting load power
DE10001530A1 (de) * 2000-01-15 2001-07-19 Mannesmann Rexroth Ag Elektrische Schaltungsanordnung zur Umformung einer elektrischen Eingangsgröße in eine eingeprägte elektrische Ausgangsspannung
DE10162941C1 (de) * 2001-12-20 2003-08-14 Appel Elektronik Gmbh Beleuchtungssystem mit separat dimmbaren Niedervolt-Halogenlampen
DE10239370A1 (de) * 2002-08-28 2004-03-18 Harman Becker Automotive Systems (Becker Division) Gmbh Ansteuereinrichtung für Leuchtstoffröhren

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3766431A (en) * 1967-10-23 1973-10-16 Thorn Electrical Ind Ltd A lighting control system including an analogue to digital converter
US3548342A (en) * 1968-10-15 1970-12-15 Ibm Digitally controlled amplitude modulation circuit
US3803452A (en) * 1972-01-20 1974-04-09 S Goldschmied Lamp control circuit
US3816794A (en) * 1972-03-28 1974-06-11 Esquire Inc High intensity, gas discharge lamp dimmer system
US3894265A (en) * 1974-02-11 1975-07-08 Esquire Inc High intensity lamp dimming circuit

Also Published As

Publication number Publication date
ES481585A1 (es) 1980-01-16
US4220895A (en) 1980-09-02
AU5009079A (en) 1980-02-28
GB2029133A (en) 1980-03-12
AU521450B2 (en) 1982-04-01
CA1114886A (fr) 1981-12-22
DE2932702A1 (de) 1980-03-06
FR2434521A1 (fr) 1980-03-21
GB2029133B (en) 1982-11-10
MX146569A (es) 1982-07-07
IT7949761A0 (it) 1979-07-16

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