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Boulin

Christian Boulin, Weislcoh DE

Patent application numberDescriptionPublished
20090202108ASSAYING AND IMAGING SYSTEM IDENTIFYING TRAITS OF BIOLOGICAL SPECIMENS - A method of system is provided for assaying specimens. In connection with such system or method, plural multi-pixel target images of a field of view are obtained at different corresponding points in time over a given sample period. A background image is obtained using a plural set of the plural target images. For a range of points in time, the background image is removed from the target images to produce corresponding background-removed target images. Analysis is performed using at least a portion of the corresponding background-removed target images to identify visible features of the specimens. A holding structure is provided to hold a set of discrete specimen containers. A positioning mechanism is provided to position a plural subset of the containers to place the moving specimens within the plural subset of the containers within a field of view of the camera.08-13-2009

David M. Boulin, Bethlehem, PA US

Patent application numberDescriptionPublished
20090109646PACKAGED GALLIUM NITRIDE MATERIAL TRANSISTORS AND METHODS ASSOCIATED WITH THE SAME - The invention provides semiconductor material (e.g., gallium nitride material) devices (e.g., transistors) and methods associated with the same. The devices may be supported within a package that is formed, in part, of a polymeric material. In other embodiments, the devices may be mounted to a support (e.g., circuit board) and a polymeric material may encapsulate a portion of the device extending from the support.04-30-2009

Martial Boulin, Rennes FR

Patent application numberDescriptionPublished
20110109368Sensor Connection Circuit - A circuit for converting the state of a sensor into a signal interpretable by an electronic circuit, including: a comparator of the voltage level of an input terminal with respect to a reference level, the sensor being intended to be connected between a terminal of application of a first power supply voltage and the input terminal; a current-limiting element between said input terminal and the ground; and a switching element in series with the current source and intended to be controlled by a pulse train.05-12-2011

Yves-Sebastien Boulin, Tassin-La-Demi-Lune FR

Patent application numberDescriptionPublished
20090190232OPTICAL LENS ARRANGEMENT FOR FIXED LENSES AND A LIQUID LENS - An optical lens arrangement including a lens barrel having a monolithic structure and including a first, a second, a third, and a fourth contact region having a common axis, a liquid lens having a structure containing a first conductive liquid and a second insulating liquid, both liquids immiscible, having different refractive indices and meeting each other at a liquid-liquid interface the curvature of which is controllable by a voltage applied to first and second electrode, wherein the structure has first and second fixed lenses in contact respectively with one of the liquids, and a third fixed lens, wherein outer edges of the first, second and third fixed lenses are positioned in contact with respective first, second and third contact regions of the lens barrel to align the first, second and third fixed lenses with each other, and wherein the fourth contact region contacts an edge of the liquid-liquid interface.07-30-2009
20100177386ELECTROWETTING DEVICE WITH POLYMER ELECTRODE - The invention concerns an electrowetting optical device comprising a chamber (07-15-2010
20110158634OPTICAL DEVICE FOR HIGH QUALITY AND COMPACT CAMERA MODULE - An optical device for a lens assembly of a camera module is disclosed. The optical device includes a liquid lens having at least one fixed lens and a transparent window, facing each other and delimiting, at least in part, an internal volume containing two immiscible liquids having different optical indices, and a first and a second electrode. The liquids form an interface moveable by application of a voltage between said electrodes. The optical device also includes a liquid lens holder, wherein the liquid lens holder has at least one electrical contact for contacting one electrode of the liquid lens, and at least one Z reference datum for aligning the fixed lens of the liquid lens with other optical elements of the lens assembly.06-30-2011

Patent applications by Yves-Sebastien Boulin, Tassin-La-Demi-Lune FR