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Halton

Mark Keith Halton, Annacotty IE

Patent application numberDescriptionPublished
20110012687DIGITAL PULSE WIDTH MODULATOR - The invention provides a multi-phase digital pulse width modulator (MP-DPWM) to implement a distribution scheme which applies the duty cycle in the fastest possible manner with restriction on the number of switching actions per phase and cycle, and additionally takes the number of available phases into account. It modulates switching signals according to a duty cycle input command, their previous switching states, and the current switching cycle. The controller is adapted to additionally take the residue of the previous subcycle into account. In the control scheme:01-20-2011

Mark Keith Halton, County Limerick IE

Patent application numberDescriptionPublished
20100254443DIGITALLY CONTROLLED ISOLATED POWER CONVERTER - A digital SMPC (10-07-2010

Michael Halton, Longford IE

Patent application numberDescriptionPublished
20110020609PANEL AND METHOD OF MAKING THE SAME - A panel and method of making a panel is disclosed. One described panel comprises a core comprising a flat region and a contoured region, wherein the contoured region comprises a convex feature, a first adjacent base and a second adjacent base, the apex of the convex feature has a first caliper, the first adjacent base has a second caliper smaller than the first caliper, and the second adjacent base has a third caliper smaller than the first caliper.01-27-2011

P. Karl Halton, Kelowna CA

Patent application numberDescriptionPublished
20120107779Object-field-based mathematics system - An apparatus includes a processor, a computer memory, a user interface, and computer-executable instructions which enable a user to formulate mathematical expressions via the user interface. The mathematical expression is composed from objects selected from a library of object types in the memory. The object types include primitive objects and non-primitive objects. Non-primitive objects contain at least one field which in turn can contain additional objects; primitive objects have no fields. The mathematical expression is defined by a computer-readable data structure in the memory, and each object and field has a mathematical significance assigned thereto. The data structure uniquely identifies each object and each field, and includes pointers to define nesting of the objects and fields in the mathematical expression. The computer-executable instructions include steps to identify user inputs with at least some of the objects, and to display the mathematical expression represented by the data structure via the display.05-03-2012