Patents by Inventor Bertrand Johan Edward Hontele
Bertrand Johan Edward Hontele has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20150061499Abstract: A light generating device (1) is provided with at least a voltage input (21) adapted for receiving a variable voltage, at least three LED circuits (10), coupled with said voltage input (21), wherein each LED circuit (10) comprises a LED unit (14) and controllable current regulator (15) to control the current through said LED circuit (10). The light generating device (1) further comprises a controllable switch matrix (30) comprising a plurality of switches (25, 26, 27), said switch matrix (30) is configured to operate in at least three different switching modes and a controller (50), connected at least with said switch matrix (30), configured to determine said variable operating voltage and to control the switching mode of said switch matrix (30) in dependence of the determined operating voltage.Type: ApplicationFiled: May 11, 2012Publication date: March 5, 2015Applicant: KONINKLIJKE PHILIPS N.V.Inventors: Christian Hattrup, Henricus Marius Joseph Maria Kahlman, Ralph Kurt, Georg Sauerländer, Bertrand Johan Edward Hontele, Haimin Tao
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Publication number: 20150048757Abstract: A circuit arrangement (1), a detection circuit (50, 70) and an LED driver circuit (100, 110) is disclosed for operating at least one lighting unit, such as an LED unit, with a phase-cut operating voltage. The circuit arrangement (1) comprising at least an input (6) for receiving a phase-cut operating voltage from said power supply and/or an output (7) for connection to said at least one lighting unit and a pulse injection circuit, configured to determine a phase-cut operation of said power supply and to draw a current pulse from said power supply within a delay time between 200-700 ?s after said phase-cut operation to provide a stable operation of said LED unit with the phase-cut power supply.Type: ApplicationFiled: March 15, 2013Publication date: February 19, 2015Inventors: Paul Theodorus Jacobus Boonen, Dmytro Viktorovych Malyna, Ralph Kurt, Harald Josef Günther Radermacher, Bertrand Johan Edward Hontele
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Patent number: 8847519Abstract: A driver (10) for driving a LED (2) comprises: an ACDC converter (5) receiving AC mains voltage and generating DC output current; a chopper (6) receiving the DC output current and provide a regularly interrupted output current; a clock generator (20) generating a clock signal (SCL); a controller (50) receiving a user input signal (SU) indicating a dimming level, receiving the clock signal, receiving a mains signal (SM) representing the actual phase of the mains voltage, and generating a control signal (SC) for the chopper. The chopper is responsive to the controller's control signal as regards the switching moments of the output current. The controller calculates the required duty cycle on the basis of the user input signal. The controller synchronizes its control signal with the mains signal. The controller sets an arbitrary value for the phase difference of the output control signal with respect to the input mains signal.Type: GrantFiled: April 16, 2010Date of Patent: September 30, 2014Assignee: Koninklijke Philips N.V.Inventor: Bertrand Johan Edward Hontele
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Publication number: 20140191683Abstract: A device suppresses flicker and improves compatibility of a lamp including at least one solid state light source, the lamp being operably connected to a control circuit, such as a dimmer circuit. The device includes a connector enabling connection of the solid state light source to a lamp socket configured to receive an incandescent light source, and an adapter circuit connected in parallel with the at least one solid state light source when the solid state light source is connected to the socket via the connector. The adapter circuit provides a resistive path for current to pass through the lamp, during all or part of the AC mains cycle.Type: ApplicationFiled: September 6, 2012Publication date: July 10, 2014Applicant: KONINKLIJKE PHILIPS N.V.Inventors: James M. Gaines, H. Andrew Mayo, Bertrand Johan Edward Hontele
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Publication number: 20140049189Abstract: In a lighting device, sets of LEDs are employed using the natural characteristics of the LEDs to resemble incandescent lamp behavior when dimmed, thereby Obviating the need for sophisticated controls. A first set of at least one LED produces light with a first color temperature, and a second set of at least one LED produces light with a second color temperature. The first set and the second set are connected in series, or the first set and the second set are connected in parallel, possibly with a resistive element in series with the first or the second set. The first set and the second set differ in temperature behavior, or have different dynamic electrical resistance. In various embodiments, the sum of the currents provided to the first and second sets may be substantially equal to a magnitude of an input current.Type: ApplicationFiled: October 25, 2013Publication date: February 20, 2014Applicant: Koninklijke Philips N.V.Inventors: Berend Jan Willem TER WEEME, William Peter Mechtildis Marie JANS, Theo Gerrit ZIJLMAN, Gazi AKDAG, Erik Martinus Hubertus Petrus VAN DIJK, PAUL JOHANNES MARIE JULICHER, Bertrand Johan Edward HONTELE
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Patent number: 8587205Abstract: In a lighting device, sets of LEDs are employed using the natural characteristics of the LEDs to resemble incandescent lamp behavior when dimmed, thereby obviating the need for sophisticated controls. A first set of at least one LED produces light with a first color temperature, and a second set of at least one LED produces light with a second color temperature. The first set and the second set are connected in series, or the first set and the second set are connected in parallel, possibly with a resistive element in series with the first or the second set. The first set and the second set differ in temperature behavior, or have different dynamic electrical resistance. The light device produces light with a color point parallel and close to a blackbody curve.Type: GrantFiled: March 11, 2010Date of Patent: November 19, 2013Assignee: Koninklijke Philips N.V.Inventors: Berend Jan Willem Ter Weeme, William Peter Mechtildis Marie Jans, Theo Gerrit Zijlman, Gazi Akdag, Erik Martinus Hubertus Petrus Van Dijk, Paul Johannes Marie Julicher, Bertrand Johan Edward Hontele
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Publication number: 20130093259Abstract: A power supplying device (20) is provided for providing electrical power to a power receiving device (30), the power supplying device (20) comprising two plates (22), two electrode structures (23, 43, 81, 82) being arranged to be coupled to an AC power source (41) and at least one power transmitter (21). Each electrode structure (23, 43, 81, 82) is attached to one of said two plates (22). The power transmitter (21) is situated in between the two plates (22) and comprises an electrically conductive coil (28) and at least two electrical contacts (25) coupled to the electrically conductive coil (28). The plates (22) and the power transmitter (21) are arranged such that the power transmitter (21) is movable in a direction parallel to the surfaces of the plates (22) with the electrical contacts (25) in contact with the respective two electrode structures (23, 43, 81, 82) for obtaining power from the AC power source (41).Type: ApplicationFiled: June 15, 2011Publication date: April 18, 2013Applicant: KONINKLIJKE PHILIPS ELECTRONICS N.V.Inventors: Dirk Hente, Joseph Hendrik Anna Maria Jacobs, Elena Tiziana Ferrari, Ramon Rascal Van Gorkom, Petrus Johannes Bremer, Bertrand Johan Edward Hontele, Robert Cornelis Houtepen, Joris Jan Vrehen
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Publication number: 20120293077Abstract: This invention relates to a method of controlling the light output of a solar-powered lighting device. The lighting device comprises a light source, a battery connected to the light source, a solar-power generator including a charger connected to the battery, and a control unit for performing the light output control.Type: ApplicationFiled: January 31, 2011Publication date: November 22, 2012Applicant: KONINKLIJKE PHILIPS ELECTRONICS, N.V.Inventors: Robertus Leonardus Tousain, Jan-Ivo Blankestijn, Bertrand Johan Edward Hontele
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Publication number: 20120235594Abstract: A driver (32) for a solid state lamp (31) receives phase-cut AV supply voltage (PCACV). The lamp is operated at a dimmed light output (LA) on the basis of the phase angle (?) of the phase-cut AV supply voltage (PCACV). The driver comprises a memory (39) containing information defining a function (F). In a normal mode, the driver monitors the supply voltage and calculates the momentary value of the dim factor (?) from the momentary value of the phase angle (?) according to a formula ?=F(?). In a learning mode, the driver detects the lowest value (?MIN) and the highest value (?MAx) assumed by the phase angle (?), and updates the said information in said memory (39) such that the dim factor will have its minimum value and maximum value (?MIN, ?MAx) corresponding to the minimum value and maximum value (?MiN, ?MAX) of the phase angle (?), respectively.Type: ApplicationFiled: November 30, 2010Publication date: September 20, 2012Applicant: KONINKLIJKE PHILIPS ELECTRONICS , N.V.Inventor: Bertrand Johan Edward Hontele
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Publication number: 20120169246Abstract: An illumination device (1) comprises: at least one low-power light source (50); a power input stage (20) suitable for receiving AC low voltage from an electronic transformer (ET); a power buffer stage (30) having an input (31) connected to the input stage output (29); a driver (40) for driving the light source and receiving electric power supply from the power buffer stage. The power input stage generates output current pulses for charging the power buffer stage at a relatively low frequency, and during each output current pulse, the power input stage draws input current, the input current always having a current magnitude higher than a minimum load requirement of the electronic transformer.Type: ApplicationFiled: September 7, 2010Publication date: July 5, 2012Applicant: KONINKLIJKE PHILIPS ELECTRONICS N.V.Inventors: Redouane Eddeane, Robertus Leonardus Tousain, Bertrand Johan Edward Hontele, Dennis Johannes Antonius Claessens, Etienne Nicolaas Kathalijntje Paulus Marie Eberson, Hong Jiang, Philip Louis Zulma Vael
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Publication number: 20120134148Abstract: In a lighting device, sets of LEDs are employed using the natural characteristics of the LEDs to resemble incandescent lamp behavior when dimmed, thereby obviating the need for sophisticated controls. A first set of at least one LED produces light with a first color temperature, and a second set of at least one LED produces light with a second color temperature. The first set and the second set are connected in series, or the first set and the second set are connected in parallel, possibly with a resistive element in series with the first or the second set. The first set and the second set differ in temperature behavior, or have different dynamic electrical resistance. The light device produces light with a color point parallel and close to a blackbody curve.Type: ApplicationFiled: March 11, 2010Publication date: May 31, 2012Applicant: KONINKLIJKE PHILIPS ELECTRONICS N.V.Inventors: Berend Jan Willem Ter Weeme, William Peter Mechtildis Marie Jans, Theo Gerrit Zijlman, Gazi Akdag, Erik Martinus Hubertus Petrus Van Dijk, Paul Johannes Marie Julicher, Bertrand Johan Edward Hontele
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Publication number: 20120032604Abstract: A driver (10) for driving a LED (2) comprises: an ACDC converter (5) receiving AC mains voltage and generating DC output current; a chopper (6) receiving the DC output current and provide a regularly interrupted output current; a clock generator (20) generating a clock signal (SCL); a controller (50) receiving a user input signal (SU) indicating a dimming level, receiving the clock signal, receiving a mains signal (SM) representing the actual phase of the mains voltage, and generating a control signal (SC) for the chopper. The chopper is responsive to the controller's control signal as regards the switching moments of the output current. The controller calculates the required duty cycle on the basis of the user input signal. The controller synchronizes its control signal with the mains signal. The controller sets an arbitrary value for the phase difference of the output control signal with respect to the input mains signal.Type: ApplicationFiled: April 16, 2010Publication date: February 9, 2012Applicant: KONINKLIJKE PHILIPS ELECTRONICS N.V.Inventor: Bertrand Johan Edward Hontele
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Patent number: 8004199Abstract: The method according to the present invention relates to controlling a gas discharge lamp during a pre-heating period of said lamp, wherein a first terminal of a control circuit is connected with a first electrode of the lamp and a second terminal of a control circuit is connected with a second electrode of the lamp, and wherein means are provided, suitable for connecting the first terminal and the second terminal with each other, thus providing a conducting path, and suitable for disconnecting the first terminal and the second terminal. Furthermore the method comprises the use of a chargeable and dischargeable power buffer, for powering control circuitry for operating the switching means.Type: GrantFiled: July 13, 2007Date of Patent: August 23, 2011Assignee: Koninklijke Philips Electronics N.V.Inventors: Marcel Beij, Theodoor Hubert Stommen, Bertrand Johan Edward Hontele
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Publication number: 20090309507Abstract: The method according to the present invention relates to controlling a gas discharge lamp during a pre-heating period of said lamp, wherein a first terminal of a control circuit is connected with a first electrode of the lamp and a second terminal of a control circuit is connected with a second electrode of the lamp, and wherein means are provided, suitable for connecting the first terminal and the second terminal with each other, thus providing a conducting path, and suitable for disconnecting the first terminal and the second terminal. Furthermore the method comprises the use of a chargeable and dischargeable power buffer, for powering control circuitry for operating the switching means.Type: ApplicationFiled: July 13, 2007Publication date: December 17, 2009Applicant: KONINKLIJKE PHILIPS ELECTRONICS N.V.Inventors: Marcel Beij, Theodoor Hubert Stommen, Bertrand Johan Edward Hontele
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Patent number: 7071762Abstract: A supply assembly for an LED lighting module includes a control switch for supplying a constant current to the LED lighting module. A dual switching signal composed of low frequency bursts of high frequency pulses is applied to the control switch. By varying the low frequency component of the dual switching signal, the average current through the LED lighting module may be varied in order to vary the light intensity outputted by the LED lighting module.Type: GrantFiled: December 19, 2002Date of Patent: July 4, 2006Assignee: Koninklijke Philips Electronics N.V.Inventors: Peng Xu, Bertrand Johan Edward Hontele, Jean-Pierre Kuppen
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Publication number: 20030132721Abstract: A supply assembly for a LED lighting module, comprising a supply unit to which the LED lighting module can be connected and a burst control unit which is capable of switching the power supply unit on and off with a burst frequency (fburst) so as to control the mean light output. Preferably, the burst control unit is provided with a pulse duration modulator for controlling the pulse length (T pulse) during which the supply unit is operative.Type: ApplicationFiled: February 20, 2003Publication date: July 17, 2003Applicant: U.S. Philips CorporationInventors: Ronny Andreas Antonius Maria Jacobs, Bertrand Johan Edward Hontele, Antonius Adrianus Maria Marinus
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Patent number: 6580309Abstract: A supply assembly for a LED lighting module, comprising a supply unit to which the LED lighting module can be connected and a burst control unit which is capable of switching the power supply unit on and off with a burst frequency (fburst) so as to control the mean light output. Preferably, the burst control unit is provided with a pulse duration modulator for controlling the pulse length (T pulse) during which the supply unit is operative.Type: GrantFiled: January 31, 2001Date of Patent: June 17, 2003Assignee: Koninklijke Philips Electronics N.V.Inventors: Ronny Andreas Antonius Maria Jacobs, Bertrand Johan Edward Hontele, Antonius Adrianus Maria Marinus
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Publication number: 20030085749Abstract: A supply assembly for an LED lighting module includes a control switch for supplying a constant current to the LED lighting module. A dual switching signal composed of low frequency bursts of high frequency pulses is applied to the control switch. By varying the low frequency component of the dual switching signal, the average current through the LED lighting module may be varied in order to vary the light intensity outputted by the LED lighting module.Type: ApplicationFiled: December 19, 2002Publication date: May 8, 2003Applicant: KONINKLIJKE PHILIPS ELECTRONICS N.V.Inventors: Peng Xu, Bertrand Johan Edward Hontele, Jean-Pierre Kuppen
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Publication number: 20010024112Abstract: A supply assembly for a LED lighting module, comprising a supply unit to which the LED lighting module can be connected and a burst control unit which is capable of switching the power supply unit on and off with a burst frequency (fburst) so as to control the mean light output. Preferably, the burst control unit is provided with a pulse duration modulator for controlling the pulse length (T pulse) during which the supply unit is operative.Type: ApplicationFiled: January 31, 2001Publication date: September 27, 2001Inventors: Ronny Andreas Antonius Maria Jacobs, Bertrand Johan Edward Hontele, Antonius Adrianus Maria Marinus