1
Shane P Robinson, Paul Jungwirth, Ion Toma: Switched constant current driving and control circuit. TIR Systems, Dorsey & Whitney, April 10, 2007: US07202608 (148 worldwide citation)

The driving and control device according to the present invention provides a desired switched current to a load including a string of one or more electronic devices, and comprises one or more voltage conversion means, one or more dimming control means, one or more feedback means and one or more sens ...


2
Paul Jungwirth, Shane P Robinson, Ingo Speier, Ian Ashdown: Digitally controlled luminaire system. Tir Systems, Pillsbury Wintrhop Shaw Pittman, January 15, 2008: US07319298 (105 worldwide citation)

The present invention provides a luminaire system capable of generating light of a desired chromaticity and luminous flux output during continuous operation with varying ambient operating temperature. The luminaire system can be further capable of maintaining a desired correlated colour temperature ...


3
Ian Ashdown, Paul Jungwirth: Light emitting element control system and lighting system comprising same. Koninklijke Philips Electronics, Mark L Beloborodov, March 30, 2010: US07688002 (81 worldwide citation)

A light-emitting element control system is described comprising a series connection of one or more LEE units, each comprising one or more LEEs and a unit activation module. The unit activation module associated with a LEE unit is configured to controllably activate, in response to a unit activation ...


4
Paul Jungwirth: Lighting system including photonic emission and detection using light-emitting elements. Tir Systems, Dorsey & Whitney, February 12, 2008: US07329998 (72 worldwide citation)

The present invention provides a system and method for generating light using light-emitting elements and detecting the intensity and spectral power distribution of light using the same light-emitting elements as spectrally sensitive photodetectors. The light-emitting elements function in two modes, ...


5
Shane P Robinson, Paul Jungwirth, Ion Toma: Switched constant current driving and control circuit. TIR Technology, Dorsey & Whitney, September 2, 2008: US07420335 (62 worldwide citation)

The driving and control device provides a desired switched current to a load including two or more strings of one or more electronic devices. The device includes one or more voltage converters which convert the magnitude of the voltage from the power supply to another magnitude that is desired at th ...


6
Shane P Robinson, Paul Jungwirth, Ion Toma: Switched constant current driving and control circuit. TIR Technology, Dorsey & Whitney, April 15, 2008: US07358681 (57 worldwide citation)

The driving and control device according to the present invention provides a desired switched current to a load including a string of one or more electronic devices, and comprises one or more voltage conversion means, one or more dimming control means, one or more feedback element and one or more se ...


7
Paul Jungwirth, Ion Toma: Method and apparatus for scaling the average current supply to light-emitting elements. TIR Technology, January 27, 2009: US07482760 (44 worldwide citation)

The present invention provides a method and apparatus for scaling the average drive current supplied to a light-emitting element or string thereof by coupling a scaling signal to an original control signal thereby generating an effective control signal for control of the light-emitting element(s). T ...


8
Michael Tischler, Philippe Schick, Ian Ashdown, Calvin Wade Sheen, Paul Jungwirth: Electronic devices with yielding substrates. Cooledge Lighting, Bingham McCutchen, February 26, 2013: US08384121 (39 worldwide citation)

In accordance with certain embodiments, a semiconductor die is adhered directly to a yielding substrate with a pressure-activated adhesive notwithstanding any nonplanarity of the surface of the semiconductor die or non-coplanarity of the semiconductor die contacts.


9
Shane Robinson, Paul Jungwirth: Apparatus and method for controlling colour and colour temperature of light generated by a digitally controlled luminaire. TIR Technology, King & Spalding, September 9, 2008: US07423387 (34 worldwide citation)

The present invention provides a method and apparatus for controlling the correlated colour temperature (CCT) or colour of light produced by an array of light-emitting elements by providing multiple selectable paths for the flow of drive current. The apparatus includes a primary path comprising prim ...


10
Michael Tischler, Philippe Schick, Ian Ashdown, Calvin Wade Sheen, Paul Jungwirth: Electronic devices with yielding substrates. Cooledge Lighting, Bingham McCutchen, June 18, 2013: US08466488 (20 worldwide citation)

In accordance with certain embodiments, an unpackaged inorganic LED die is adhered directly to a yielding substrate with a pressure-activated adhesive notwithstanding any nonplanarity of the surface of the unpackaged inorganic LED die or non-coplanarity of the contacts thereof.