Patents Assigned to TridonicAtco GmbH & Co. KG
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Patent number: 9131546Abstract: In the case of an electronic ballast (1) for operating a lamp (10) or an operating device for illumination means, having mains terminals (5) for connecting the ballast (1) or operating device to a current supply, output terminals (6) for connecting a lamp or light source to the ballast (1) or operating device and a control unit (4) for controlling and/or regulating an operating voltage delivered to the lamp (LA) or light source via the output terminals (6), external control information (Vprog) for programming or configuring the operating behavior of the operating device is delivered to the control unit (4) via a programming input, and stored in a memory (4a) associated with the control unit (4). In accordance with the invention, the programming input is formed by means of the mains terminals (5) and/or the output terminals (6) of the ballast (1) or of the operating device (2), which are connected internally with the control unit (4).Type: GrantFiled: December 19, 2013Date of Patent: September 8, 2015Assignee: TridonicAtco GmbH & Co. KGInventors: Stefan Zudrell-Koch, Kai Arbinger
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Patent number: 8803450Abstract: The invention relates to an integrated digital control circuit for an operating device for lamps, comprising: an output for the pulsing of switches of a half-bridge circuit having an adjustable frequency, wherein a load circuit comprising the lighting devices may be connected to the half-bridge circuit, an input, to which a signal may be selectively supplied, said signal reflecting the current through the half-bridge or the current through the lamp. The input is internally branched into two analysis branches, the outputs of which are combined using a logic member, the output of which is connected in turn to a controller for adjusting the frequency of the half-bridge actuating signal.Type: GrantFiled: January 24, 2008Date of Patent: August 12, 2014Assignee: TridonicAtco GmbH & Co. KGInventors: Stefan Zudrell-Koch, Guenter Marent
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Patent number: 8803541Abstract: The invention relates to the operation of illuminants, in particular OLEDs. The invention relates to a method and a measuring instrument for determining the electrical properties of an OLED, the equivalent circuit diagram of which is composed of the parallel connection of an equivalent diode DE and an equivalent capacitance CE as well as an equivalent resistance RE that is connected in series to said parallel connection. The values for the equivalent resistance RE and the equivalent capacitance CE are determined at a different time than are the values for the equivalent diode DE.Type: GrantFiled: September 25, 2009Date of Patent: August 12, 2014Assignee: TridonicAtco GmbH & Co. KGInventors: Stefan Zudrell-Koch, Horst Knoedgen
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Patent number: 8716936Abstract: An emergency lighting device (1) for operating a light source, in particular an LED, incorporates an energy storage unit (4), a charging circuit (3) to be supplied with mains supply voltage (Uin) for charging the energy storage unit (4) during a charging operation, wherein the charging circuit (3) has potential isolation, and a driver circuit (5) supplied by the energy storage unit (4) during operation of the emergency light, for operating the light source. A control unit (2) is further provided that is designed to monitor the state of the mains supply voltage (Uin) during the charging operation, and to activate emergency operation upon detecting an emergency state, wherein the control unit (2) determines the state of the mains supply voltage (Uin) from operating parameters of the emergency lighting device (1) measured on the output side of the charging circuit (3).Type: GrantFiled: April 11, 2007Date of Patent: May 6, 2014Assignee: Tridonicatco GmbH & Co KGInventors: Daniel Rohner, Alexander Mair
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Publication number: 20140103836Abstract: In the case of an electronic ballast (1) for operating a lamp (10) or an operating device for illumination means, having mains terminals (5) for connecting the ballast (1) or operating device to a current supply, output terminals (6) for connecting a lamp or light source to the ballast (1) or operating device and a control unit (4) for controlling and/or regulating an operating voltage delivered to the lamp (LA) or light source via the output terminals (6), external control information (Vprog) for programming or configuring the operating behavior of the operating device is delivered to the control unit (4) via a programming input, and stored in a memory (4a) associated with the control unit (4). In accordance with the invention, the programming input is formed by means of the mains terminals (5) and/or the output terminals (6) of the ballast (1) or of the operating device (2), which are connected internally with the control unit (4).Type: ApplicationFiled: December 19, 2013Publication date: April 17, 2014Applicant: TridonicAtco GmbH & Co. KGInventors: Stefan Zudrell-Koch, Kai Arbinger
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Patent number: 8664896Abstract: A control circuit for an operating device for lighting devices, wherein a return signal is supplied to an input of the control circuit by the lighting device, and the control circuit has an error detection block that recognizes at least two different types of lighting device errors by means of the return signal applied at said input.Type: GrantFiled: March 12, 2008Date of Patent: March 4, 2014Assignee: TridonicAtco GmbH & Co. KGInventors: Stefan Zudrell-Koch, Guenter Marent
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Patent number: 8638040Abstract: In the case of an electronic ballast (1) for operating a lamp (10) or an operating device for illumination means, having mains terminals (5) for connecting the ballast (1) or operating device to a current supply, output terminals (6) for connecting a lamp or light source to the ballast (1) or operating device and a control unit (4) for controlling and/or regulating an operating voltage delivered to the lamp (LA) or light source via the output terminals (6), external control information (Vprog) for programming or configuring the operating behavior of the operating device is delivered to the control unit (4) via a programming input, and stored in a memory (4a) associated with the control unit (4). In accordance with the invention, the programming input is formed by means of the mains terminals (5) and/or the output terminals (6) of the ballast (1) or of the operating device (2), which are connected internally with the control unit (4).Type: GrantFiled: February 24, 2005Date of Patent: January 28, 2014Assignee: TridonicAtco GmbH & Co. KGInventors: Stefan Zudrell-Koch, Kai Arbinger
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Patent number: 8358075Abstract: The invention relates to a device and a method for controlling the light emission (i) of at least three light sources (21, 22, 23), wherein the light emitted by the light sources (21, 22, 23) is detected in a sequence of measuring periods during a calibration phase, and calculated on the basis of the information on the brightness of each individual light source (21, 22, 23) obtained during the measuring periods. In at least one of the measuring periods, the detected light comes from a plurality of the light sources (21, 22, 23).Type: GrantFiled: July 31, 2008Date of Patent: January 22, 2013Assignees: Ledon Lighting Jennersdorf GmbH, TridonicAtco GmbH & Co., KGInventors: Guenther Sejkora, Paul Hartmann, Eduardo Pereira, Alexander Barth
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Publication number: 20120068601Abstract: An LED driver for operating a light source, in particular an LED, includes an energy storage unit, a driver circuit supplied by the energy storage unit during emergency lighting operation, for operating the light source, and a control unit that activates the driver circuit in such a way that the light source is operated with a constant power or constant current irrespective of the state of charge of the energy storage unit, where the control unit, for the purpose of regulating the power, determines indirectly the level of the current supplied to the light source.Type: ApplicationFiled: November 30, 2011Publication date: March 22, 2012Applicant: TRIDONICATCO GMBH & CO. KGInventors: Daniel ROHNER, Alexander MAIR
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Patent number: 8111010Abstract: The invention relates to an operating device (BG) for lamps (LM), comprising an interface (IFi), by means of which the device (BG) may be provided with external dimming values. The device (BG) converts said provided external dimming values into internal dimming values on the basis of which the control of the connected lamps (LM) is achieved, the internal dimming values being of higher resolution than the external dimming values. According to the invention, the operating device (BG) is designed such that the conversion of the external dimming values into internal dimming values may be programmed. The operating device (BG) can particularly also be designed such that said conversion can be programmed with regard to the dynamics thereof. A programming can be provided by a time conversion relationship (linear, logarithmic or exponential time curve etc.) by means of which an internal dimming value corresponding to an external dimming value is reached.Type: GrantFiled: June 13, 2007Date of Patent: February 7, 2012Assignee: TridonicAtco GmbH & Co. KGInventors: Michael Zimmermann, Martin Hartmann, Andreas John, Falk Richter, Mathias Duenser
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Publication number: 20100301757Abstract: The invention relates to a device and a method for controlling the light emission (1) of at least three light sources (21, 22, 23), wherein the light emitted by the light sources (21, 22, 23) is detected in a sequence of measuring periods during a calibration phase, and calculated on the basis of the information on the brightness of each individual light source (21, 22, 23) obtained during the measuring periods. In at least one of the measuring periods, the detected light comes from a plurality of the light sources (21, 22, 22).Type: ApplicationFiled: July 31, 2008Publication date: December 2, 2010Applicants: TRIDONICATCO GMBH & CO.KG, LEDON LIGHTING JENNERSDORF GMBHInventors: Guenther Sejkora, Paul Hartmann, Eduardo Pereira, Alexander Barth
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Publication number: 20100301766Abstract: The invention relates to an operating device for operating an LED light source. The device includes a first power converter stage (P1) supplied with mains voltage with a first reference potential (Z1), a second power converter stage (P2) with a second reference potential (Z2), which is connected to the secondary side of the first power converter stage (P1) via a first potential isolation unit (G1), a digital control unit (C1), which, via a second potential isolation unit (G2), controls the first power converter stage (P1) and the second power converter stage (P2) without potential isolation, at least one power switch (S2) which clocks the converter stage (P2), and an illuminant (L), which is supplied with energy by the second converter stage (P2).Type: ApplicationFiled: June 12, 2008Publication date: December 2, 2010Applicant: TRIDONICATCO GMBH & CO. KGInventors: Stefan Zudrell-Koch, Alexander Barth
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Patent number: 7741785Abstract: A method for driving an electronically controlled lighting means operating device, by evaluating an output signal of a motion sensor which is connected to a supply voltage and outputs the supply voltage as an output signal as a function of the detection of a motion, and setting the electronically controlled lighting means operating device to one of a plurality of predetermined dimming levels as a function of an output signal of the motion sensor. At least one of the predetermined dimming levels is programmed or the output signal of the motion sensor is detected at a control input of a digital interface of the operating device.Type: GrantFiled: July 18, 2007Date of Patent: June 22, 2010Assignee: TridonicAtco GmbH & Co KGInventors: Reinhold Juen, Joachim Maier
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Patent number: 7733796Abstract: A method for the monitoring of transmissions in a transmission branch of a bidirectional interface, which besides the transmission branch has a reception branch standing in connection with the transmission branch, has the steps a) sending out of information by means of the transmission branch, and b) evaluation of defined characteristics of the sent information via the reception branch of the same interface, whereby preferably depending on the evaluation of the sent information a setting of parameters of the transmission branch is effected, so that future information is sent out with use of these parameters.Type: GrantFiled: June 21, 2005Date of Patent: June 8, 2010Assignee: TridonicAtco GmbH & Co. KGInventors: Reinhard Boeckle, Carsten Strietzel, Reinhold Juen
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Patent number: 7705546Abstract: An interface (12) for a lamp operating device (13) has two input-side terminals (1, 2) for the connection of bus lines or for connection with a button or switch, an evaluation logic (3) for the processing of signals present at the input-side terminals (1, 2) and for the generation of output-side signals for the control of the lamp operating device (3), and at least one electrical isolation element (4) to electrically decouple the input-side terminals (1, 2) from the lamp operating device (13). Thereby, the evaluation logic (3) is arranged on that side of the electrical isolation element (4) which is towards the input-side terminals (1, 2), and is supplied with voltage via the input-side terminals (1, 2) of the interface (12).Type: GrantFiled: June 23, 2004Date of Patent: April 27, 2010Assignee: TridonicAtco GmbH & Co. KGInventor: Reinhold Juen
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Publication number: 20100052556Abstract: The invention relates to an integrated digital control circuit for an operating device for lamps, comprising: an output for the pulsing of switches of a half-bridge circuit having an adjustable frequency, wherein a load circuit comprising the lighting devices may be connected to the half-bridge circuit, an input, to which a signal may be selectively supplied, said signal reflecting the current through the half-bridge or the current through the lamp. The input is internally branched into two analysis branches, the outputs of which are combined using a logic member, the output of which is connected in turn to a controller for adjusting the frequency of the half-bridge actuating signal.Type: ApplicationFiled: January 24, 2008Publication date: March 4, 2010Applicant: TridonicAtco GmbH & Co. KGInventors: Stefan Zudrell-Koch, Guenter Marent
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Publication number: 20100038965Abstract: An emergency lighting device (1) for operating a light source, in particular an LED, incorporates an energy storage unit (4), a charging circuit (3) to be supplied with mains supply voltage (Uin) for charging the energy storage unit (4) during a charging operation, wherein the charging circuit (3) has potential isolation, and a driver circuit (5) supplied by the energy storage unit (4) during operation of the emergency light, for operating the light source. A control unit (2) is further provided that is designed to monitor the state of the mains supply voltage (Uin) during the charging operation, and to activate emergency operation upon detecting an emergency state, wherein the control unit (2) determines the state of the mains supply voltage (Uin) from operating parameters of the emergency lighting device (1) measured on the output side of the charging circuit (3).Type: ApplicationFiled: April 11, 2007Publication date: February 18, 2010Applicant: TRIDONICATCO GMBH & CO. KGInventors: Daniel Rohner, Alexander Mair
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Publication number: 20090167207Abstract: The invention relates to an operating device (BG) for lamps (LM), comprising an interface (IFi), by means of which the device (BG) may be provided with external dimming values. The device (BG) converts said provided external dimming values into internal dimming values on the basis of which the control of the connected lamps (LM) is achieved, the internal dimming values being of higher resolution than the external dimming values. According to the invention, the operating device (BG) is designed such that the conversion of the external dimming values into internal dimming values may be programmed. The operating device (BG) can particularly also be designed such that said conversion can be programmed with regard to the dynamics thereof. A programming can be provided by a time conversion relationship (linear, logarithmic or exponential time curve etc.) by means of which an internal dimming value corresponding to an external dimming value is reached.Type: ApplicationFiled: June 13, 2007Publication date: July 2, 2009Applicant: TridonicAtco GmbH Co. KGInventors: Michael Zimmermann, Martin Hartmann, Andreas John, Falk Richter, Mathias Duenser
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Patent number: 7466084Abstract: An interface for a lamp operating device, in particular a ballast (EVG) for gas discharge lamps, has two input side terminals of a digital control input SE and a evaluation logic (AL) which is constituted for processing both digital signals applied to the terminals and also mains voltage signals. The amplitude of a mains voltage applied to the terminals is continuously settable by means of a voltage divider (ST) or a potentiometer. The amplitude of the applied mains voltage is converted into pulse width information (PWM) which in turn the evaluation logic converts into control commands, for example dimming setting values, for a ballast (EVG).Type: GrantFiled: June 30, 2004Date of Patent: December 16, 2008Assignee: TridonicAtco GmbH & Co. KGInventor: Reinhold Juen
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Patent number: 7462992Abstract: A circuit for the generation of ignition pulses for a lamp has: an ignition pulse transformer, a device for the generation of ignition pulses (ignition pulse generator) at a primary winding of the ignition pulse transformer, which are transformed in the secondary winding of the ignition pulse transformer, a voltage detector for the detection of the voltage value of the transformed ignition pulses, and a voltage regulator for regulating the voltage value of the transformed ignition pulses to a predetermined reference value. The ignition pulse generator has, in a series circuit, a pulse capacitor and a switch, parallel to the secondary winding of the ignition pulse transformer and the lamp, wherein the regulator for the voltage value of the transformed ignition pulses sets at the pulse capacitor the voltage applied at an ignition time point. The voltage at the pulse capacitor can be set by means of selection of the switch-on and/or switch-off time points of the switch.Type: GrantFiled: April 16, 2004Date of Patent: December 9, 2008Assignee: TridonicAtco GmbH & Co. KGInventors: Kai Arbinger, Roman Ploner, Hendrik Hein