Patent application number | Description | Published |
20090054742 | Apparatus for signal detection, processing and communication - An apparatus for monitoring one or more than one biological parameter is provided. The apparatus comprises two or more than two layers, each layer comprising a flexible substrate, the two or more than two layers comprising two or more than two sensors for sensing the one or more than one biological parameter; a signal conditioning module in communication with one or more than one of the two or more than two sensors; a signal processor in communication with the signal conditioning module and producing a processed signal; a communication module in communication with the signal processor and transmitting the processed signal to a storage module, a display device, a host processing system, or a combination thereof; and a power module to provide power to the two or more than two sensors, the signal conditioning module, the signal processor, and the communication module. | 02-26-2009 |
20100270924 | FLEXIBLE LIGHT EMITTING/CHARGE STORAGE DEVICE AND SYSTEM - A light emitting/charge storage device is disclosed. The light emitting/charge storage device includes an organic light emitting diode (OLED) portion and at least one charge storage portion electrically and physically connected therewith. The OLED portion includes a first anode layer, a first cathode layer, and an electroluminescent layer disposed at least partially between the first anode layer and the first cathode layer. The at least one charge storage portion includes a second anode layer, a second cathode layer, and an ionic polymer dielectric layer disposed at least partially between the second anode layer and the second cathode layer, and/or a thin film battery layer. A light emitting/charge storage system is also disclosed. Certain embodiments of the device and system of the invention may provide integrated illumination and charge storage in a unitary stacked layered structure with flexible mechanical characteristics. | 10-28-2010 |
20100271174 | Security document with electroactive polymer power source and nano-optical display - A security document is disclosed which includes an electrical circuit embedded in a document substrate, where the electrical circuit includes a power source with at least one electroactive polymer power generator, and an optical display including at least one electroluminescent display element and at least one nanohole array which forms a layer of the electroluminescent display element. A method of authenticating a security document is also disclosed, the method including illuminating an encoded nanohole array in the security document with a focused light beam or laser light source emitting at least one defined wavelength of incident light, detecting a transmitted portion of the incident light transmitted through the nanohole array with an optoelectronic sensor, analyzing at least one wavelength of the transmitted portion of light to produce a detected signal, and comparing the detected signal with an authentication signal to authenticate the security document. | 10-28-2010 |
20100271755 | IONIC POLYMER METAL COMPOSITE CAPACITOR - An ionic polymer metal composite (IPMC) capacitor is disclosed which includes a thin single layer non-hydrated ionic polymer substrate with conductive film electrodes applied to at least a portion of each side of the non-hydrated ionic polymer substrate. The disclosed capacitor is suited for providing thin capacitance structures made to substantially any desired dimensions and shape and may be particularly suited for short term power storage in low power electronics, sensors, micro-electronics, MEMs and high temperature applications. A method of manufacturing an IPMC capacitor is also disclosed including providing a thin single layer non-hydrated ionic polymer substrate, applying a conductive film electrode to both sides of the substrate, and attaching electrical connections to the electrodes. The disclosed method of manufacture may optionally also include heat curing the capacitor and coating the capacitor with at least one moisture-resistant protective coating layer. | 10-28-2010 |
20110127508 | ORGANIC ELECTRONIC DEVICE AND METHOD OF MANUFACTURE - An organic electronic device (e.g. OLED, OPV, OES, OTFT) is disclosed. The organic electronic device includes a carrier substrate, a first electrode layer disposed on the carrier substrate, an organic active electronic region disposed on the first electrode layer, and an indium second electrode layer disposed and formed on the organic active electronic region by applying heat on an indium solid at a temperature between the melting temperature of indium and a threshold operating temperature of the organic layers to melt the indium solid on the organic active electronic region. The organic active electronic region includes one or more organic layers. A method of manufacturing an organic electronic device is also disclosed. | 06-02-2011 |
20120036198 | SYSTEM AND METHOD FOR SELF-CALIBRATING, SELF-ORGANIZING AND LOCALIZING SENSORS IN WIRELESS SENSOR NETWORKS - A method of self-organizing sensor nodes in a wireless sensor network (WSN); a method of localizing mobile nodes in a WSN; and a method of self-calibrating a WSN are disclosed. The method of self-organizing sensor nodes in a WSN includes configuring sensor nodes to in turn broadcast consecutive messages at a plurality of pre-defined and incrementally increasing power levels; detecting receipt of the broadcasted messages at each of the sensor nodes and notifying a master node as to the identity of each sensor node receiving the broadcasted message and the power level at which it was received to define a detected neighbourhood for each sensor node; determining relative locations of sensor nodes with the detected neighbourhoods; and mapping relative locations of the sensor nodes by the master node based on results of the neighborhood detection and known locations of two anchor nodes. | 02-09-2012 |
20120038463 | SECURITY DOCUMENT WITH ELECTROACTIVE POLYMER POWER SOURCE AND NANO-OPTICAL DISPLAY - A security document is disclosed which includes an electrical circuit embedded in a document substrate, where the electrical circuit includes a power source with at least one electroactive polymer power generator, and an optical display including at least one electroluminescent display element and at least one nanohole array which forms a layer of the electroluminescent display element. Security features comprising nanohole arrays are also provided. A method of authenticating a security document is disclosed, including illuminating an encoded nanohole array in the security document with a focused light beam or laser light source emitting at least one defined wavelength of incident light, detecting a transmitted portion of the incident light transmitted through the nanohole array with an optoelectronic sensor, analyzing at least one wavelength of the transmitted portion of light to produce a detected signal, and comparing the detected signal with an authentication signal to authenticate the security document. | 02-16-2012 |
20130141794 | THREE DIMENSIONAL SUB-WAVELENGTH STRUCTURE WITH SURFACE PLASMON ENERGY MATCHING PROPERTIES - An apparatus including a three dimensional sub-wavelength structure for electromagnetic applications including a surface layer formed of a metal or semiconductor film, one or more additional layers stacked to the surface layer, one or more sub-wavelength apertures in the surface layer, and one or more cavities nearby the one or more sub-wavelength apertures. The size of each aperture is smaller than the wavelength of the electromagnetic field incident upon the three dimensional sub-wavelength structure. The one or more cavities provide accessibility for a dielectric material within and below each aperture. Each cavity may also contain at least one metal or semiconductor sub-wavelength particle. A method of fabricating a three dimensional sub-wavelength structure is also provided. | 06-06-2013 |
20130153861 | ORGANIC OPTOELECTRONIC DEVICES WITH SURFACE PLASMON STRUCTURES AND METHODS OF MANUFACTURE - An organic optoelectronic device is disclosed. The organic optoelectronic device includes a carrier substrate, an anode electrode layer disposed at least partially on the carrier substrate, an organic electronic active region including one or more organic layers and disposed at least partially on the anode electrode layer, and a cathode electrode layer disposed at least partially on the organic photoactive layer. The anode electrode layer has a periodic array of sub-wavelength nanostructures. Methods of manufacturing an organic optoelectronic device are also disclosed. | 06-20-2013 |
20140093688 | METHOD FOR FABRICATION OF NANO-STRUCTURES - Methods of fabricating nano-structures on a substrate surface are provided including the use of small initial pilot nano-structures patterned in a writing layer which are enlarged upon transfer to a pattern transfer layer among process layers applied to the substrate material, before removal of the writing layer to reveal the enlarged nano-structures. Enlarged nano-structures are transferred to the substrate by etch techniques to produce desired final enlarged nano-structures in the substrate surface. Raised out of plane and etched-in-plane nano-structures may be produced. Multiple geometries, configurations and spacings of 2D (such as in-plane nano-structures) and/or 3D (such as out of plane nano-structures) nano-structures and/or grids or arrays thereof may be fabricated on a surface of a substrate according to a single fabrication process. | 04-03-2014 |
20150042702 | NANO-MEDIA INFORMATION CARRIER BASED ON PIXELATED NANO-STRUCTURES COMBINED WITH AN INTENSITY CONTROL LAYER - A display media including a pixel layer containing subpixels for different optical bands composed of nano-scale structures and an intensity control layer that can pattern the luminance of the subpixels. The display media includes a substrate layer, a sub-wavelength substrate supported by the substrate layer and including subpixels, each subpixel defined by at least one sub-wavelength structure having at least one specific optical property including a specific optical band, at least two of the subpixels having a different specific optical property, and an intensity control layer to individually control an amount of luminance of each individual subpixel in a pattern. Some of the subpixels may have colors that define a color space, while some other subpixels may have an invisible radiation spectrum band. For example, the display media can allow both overt information (color images) and covert information to be embedded together with high density. | 02-12-2015 |