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Ashdown

Ian Ashdown, West Vancover CA

Patent application numberDescriptionPublished
20110315956Electronic Devices with Yielding Substrates - 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.12-29-2011

Ian Ashdown, W. Vacouver CA

Patent application numberDescriptionPublished
20110044061Light Control Devices Implemented With Diffusers Having Controllable Diffusion Characteristics - Light control devices implemented with diffusers exhibiting controllable diffusion characteristics provide anisotropic luminous intensity distributions and glare control at high viewing angles while maintaining high luminaire efficiency or daylight utilization.02-24-2011

Ian Edward Ashdown, West Vancouver CA

Patent application numberDescriptionPublished
20100174345METHOD AND SYSTEM FOR PROVIDING ILLUMINATION AND PHYSIOLOGICAL STIMULI - Disclosed herein are methods and systems for emitting light that can provide a desired light-induced physiological stimulus and a desired luminous stimulus. The light can be controlled to vary the physiological stimulus within a predetermined first range while maintaining the luminous stimulus within a predetermined second range that is useful for a number of self and/or space illumination applications. For example, an apparatus may include a controller for controlling the drive currents supplied to a plurality of light-emitting elements having different spectral characteristics, wherein the combination of currents is controlled such that the mixed light emitted is associated with the desired physiological and luminous stimuli.07-08-2010
20110282468LIGHTING CONTROL SYSTEM RESPONSIVE TO AMBIENT LIGHTING CONDITIONS - A controller, method and system, for controlling lighting responsive to ambient lighting conditions are described. In particular, disclosed is illumination controller (11-17-2011
20110316448SYSTEM AND APPARATUS FOR CONTROLLING LIGHT INTENSITY OUTPUT OF LIGHT EMITTING DIODE ARRAYS - Disclosed herein is a system for controlling a drive current of an LED that includes a controller configured to estimate a junction temperature of the LED at a location of a heat sink. The system also includes a driver configured to change a drive current to the LED in response to a command from the controller. Also disclosed is a method of determining drive currents for LEDs in an array that includes determining a required light output intensity at a first time for each LED; estimating heat generated by each LED at the first time; solving heat flow equations for the array at the first time; estimating a junction temperature for each of the LEDs at the first time; and determining a drive current for the required light intensity at the first time for each of the LEDs based on the junction temperature.12-29-2011

Maria Luisa Ashdown, Victoria AU

Patent application numberDescriptionPublished
20080248022Therapeutic Strategy for Treating Autoimmune and Degenerative Diseases - Numerous diseases have been linked to the production of effector cells. The present invention relates to the realization that effector cells are cycling in these diseases. In addition, the present invention relates to the determination that regulator cells are cycling in degenerative diseases. Based on these realizations, the present invention provides methods for treating conditions such as autoimmune diseases, degenerative diseases, and graft-versus-host disease. The present invention also relates to methods of determining when therapy should be administered to a patient.10-09-2008

Martin Leonard Ashdown, Thornbury AU

Patent application numberDescriptionPublished
20090041760RETROVIRAL IMMUNOTHERAPY - The present inventor has noted that at least two populations of immune cells are produced in response to retroviruses which infect mammals. More particularly, the immune system of a mammal infected with a retrovirus is capable of mounting an immune response against the virus through a group of cells herein generally referred to as “effector cells”, however, a second population of cells are also produced which regulate the “effector cells”, herein generally referred to as “regulator cells” (or suppressor cells), limiting the mammal's ability to effectively control or eradicate the retroviral infection. Accordingly, the present invention utilizes these observations to provide methods for treating a mammal with a retroviral infection.02-12-2009

Patent applications by Martin Leonard Ashdown, Thornbury AU

Martin Leonard Ashdown, Victoria AU

Patent application numberDescriptionPublished
20080248022Therapeutic Strategy for Treating Autoimmune and Degenerative Diseases - Numerous diseases have been linked to the production of effector cells. The present invention relates to the realization that effector cells are cycling in these diseases. In addition, the present invention relates to the determination that regulator cells are cycling in degenerative diseases. Based on these realizations, the present invention provides methods for treating conditions such as autoimmune diseases, degenerative diseases, and graft-versus-host disease. The present invention also relates to methods of determining when therapy should be administered to a patient.10-09-2008

Scott Newman Ashdown, Ottawa CA

Patent application numberDescriptionPublished
20100174909DATA AUTHENTICATION USING PLURAL ELECTRONIC KEYS - A method for transmitting digital data to a recipient via a communications network includes providing digital data and digitally signing the digital data using N cryptographic keys. Each of the N cryptographic keys is associated with a same sender of the digital data, and N>1. The recipient receives the digital data and verifies the digital signature using N cryptographic keys associated with the N cryptographic keys used to sign the digital data. In dependence upon verifying the digital signature, the recipient accepts the digital data as being authentic.07-08-2010