Patent application number | Description | Published |
20090181513 | VERTICAL ORGANIC TRANSISTOR - A vertical organic transistor and a method for fabricating the same are provided, wherein an emitter, a grid with openings and a collector are sequentially arranged above a substrate. Two organic semiconductor layers are interposed respectively between the emitter and the grid with openings and between the grid with openings and the collector. The channel length is simply decided by the thickness of the organic semiconductor layers. The collector current depends on the space-charge-limited current contributed by the potential difference between the emitter and the openings of the grid. And the grid voltage can thus effectively control the collector current. Further, the fabrication process of the vertical organic transistor of the present invention is simple and exempt from using the photolithographic process. | 07-16-2009 |
20090230383 | Passive matrix organic light emitting diode display device - A passive matrix organic light emitting diode display device comprises a plurality of vertical organic light emitting transistors, each having a first collector, a first grid/base, and a first emitter. Therein, the first collectors are electrically connected and arranged parallelly to form a plurality of first scan units, and the first grids/bases are electrically connected and arranged parallelly to form a plurality of second scan units, while the first emitters are integrated into a common electrode, in which the first scan units and the second scan units are perpendicularly crossed. By perpendicularly combining vertical transistors onto organic light emitting diodes so as to drive the organic light emitting diodes, an active area as well as a luminance of the organic light emitting diode display device are enhanced and consequently an aperture ratio of each pixel unit in the organic light emitting diode display device is increased. | 09-17-2009 |
20090230384 | Vertical organic light emitting transistor assembly and horizontal organic light emitting transistor assembly - A vertical organic light emitting transistor assembly and-a horizontal organic light emitting transistor assembly are provided. The vertical organic light emitting transistor assembly comprises a first/second vertical transistor and a first/second organic light emitting diode perpendicularly integrated with the first/second vertical transistor, respectively. The horizontal organic light emitting transistor assembly comprises a substrate, a third vertical transistor and a third organic light emitting diode. The third vertical transistor and the third organic light emitting diode are arranged abreast on the substrate. By integrating the organic light emitting diode and the vertical transistor into a unitary electronic element, the vertical transistor can efficiently drive the organic light emitting diode so that the organic light emitting transistor assembly can overcome limitations caused by existing manufacturing processes and adapt to extensive applications. | 09-17-2009 |
20090256140 | Light-detecting device structure - A light-detecting device structure comprises a substrate, a vertical organic light-emitting transistor and a light-detecting unit, wherein the vertical organic light-emitting transistor is disposed at a first location on the substrate, and the light-detecting unit is disposed at a second location on the substrate, in which the first and the second locations can be spaced out an appropriate distance as needed. The vertical organic light-emitting transistor emits a light to an object, and the light-detecting unit receives a reflected light from the object. The reflected light received is analyzed to determine a distance between the light-detecting device structure and the object, as well as a shape or a composition of the object. | 10-15-2009 |
20090289247 | Organic-semiconductor-based infrared receiving device - An organic-semiconductor-based infrared receiving device comprises an electrode layer having a positive layer and a negative layer to form an electric field, and a transport layer located between the positive and negative layers and having a first and a second predetermined material combined in a predetermined ratio. The energy of infrared light from a light source is received at an interface between the first and second materials. The thickness of the transport layer can be increased to enhance the light absorbance in the infrared light range to form electron-hole pairs, which are then parted to form a plurality of electrons and holes driven by the electric field to move to the negative layer and the positive layer, respectively, so that a predetermined photocurrent is generated. | 11-26-2009 |
20100025667 | Organic field effect transistor and method of manufacturing the same - The present invention discloses an organic field effect transistor and a manufacturing method thereof. The organic field effect transistor comprises a top-contact type or a bottom-contact type, and the manufacturing method thereof comprises the following steps: a substrate is provided, a metal gate is formed on the substrate, an inorganic insulating layer is formed on the substrate and the metal gate, a surface of the insulating layer is polished, an organic filler is filled in pores on the insulating layer as an insulating treatment, a modified layer is formed on the inorganic insulating layer, and finally an organic semiconductor layer, a source and a drain are formed. By combining the advantages of simply liquefied process of the organic material and the high stability of inorganic material, and operation conditions of control process, the present invention can achieve effectively that the device is high carrier mobility and high on/off ratio. | 02-04-2010 |
20100133434 | Organic semiconductor infrared distance sensing apparatus and organic infrared emitting apparatus thereof - An organic semiconductor infrared distance sensing apparatus and an organic infrared emitting apparatus thereof are disclosed. The organic semiconductor infrared distance sensing apparatus comprises an organic infrared emitting apparatus and an organic infrared receiving apparatus. The organic infrared emitting apparatus has a positive electrode layer and a negative electrode layer to form an electric field, and organic light emitting molecules are sandwiched between the two layers and correspond to the positive electrode layer and the negative electrode layer. Under a positive bias, a plurality of electrons and holes are respectively injected from electrodes and recombine with each other to emit photons. An infrared organic conversion layer absorbs and transfers the energy to infrared emitting molecules to emit infrared light. The organic infrared receiving apparatus receives the infrared light reflected by an obstacle to generate photocurrent which varies with distance, thereby sensing the distance between the obstacle and the apparatus. | 06-03-2010 |
20110100465 | Organic Solar Cell with Oriented Distribution of Carriers and Manufacturing Method of the Same - The present invention provides an organic solar cell with oriented distribution of carriers, which forming variation of distribution of electron donors and electron acceptors between active sub-layers of an active layer by utilizing buffer layer method, for improving carrier extraction efficiency and thus effectively enhancing performance of the organic solar. The present invention also provides a method for manufacturing an organic solar cell with oriented distribution of carriers. | 05-05-2011 |
20120018719 | PHOTO TRANSISTOR - A phototransistor includes a substrate, a gate layer, a dielectric layer, an active layer, a source and a drain, and a light absorption layer. The gate layer is disposed on a top of the substrate, and the dielectric layer is disposed on a top of the gate layer. The active layer has a first bandgap and is disposed on a top of the dielectric layer, and the source and the drain are disposed on a top of the active layer. The light absorption layer has a second bandgap and is capped on the active layer, and the second bandgap is smaller than the first bandgap. | 01-26-2012 |
20120223370 | BIOCHEMICAL SENSOR AND METHOD OF MANUFACTURING THE SAME - A biochemical sensor and a method of manufacturing the same are disclosed. The biochemical sensor includes a substrate, a gate arranged on one side of the substrate, a gate insulating layer arranged on one side of the gate opposite to the substrate, an active layer arranged on one side of the gate insulating layer opposite to the gate, a source and a drain arranged on one side of the active layer opposite to the gate insulating layer, and a biochemical sensing layer arranged on one side of the active layer opposite to the gate insulating layer and between the source and the drain. | 09-06-2012 |
20120313084 | METAL OXIDE SEMICONDUCTOR TRANSISTOR - A metal oxide semiconductor transistor includes a gate, a metal oxide active layer, a gate insulating layer, a source, and a drain. The metal oxide active layer has a first surface and a second surface, and the first surface faces to the gate. The gate insulating layer is disposed between the gate and the metal oxide active layer. The source and the drain are respectively connected to the metal oxide active layer. The second surface defines a mobility enhancing region between the source and the drain. An oxygen content of the metal oxide active layer in the mobility enhancing region is less than an oxygen content of the metal oxide active layer in the region outside the mobility enhancing region. The metal oxide semiconductor transistor has high carrier mobility. | 12-13-2012 |
20130005077 | APPARATUS AND METHOD OF MANUFACTURING ORGANIC ELECTRONIC COMPONENT - A chemical mechanical polishing method is provided. The chemical mechanical polishing method includes steps of providing a plurality of semiconductor elements to be polished, obtaining a respective dimension of the each semiconductor element to be polished, and polishing the each semiconductor element according to the respective dimension thereof. | 01-03-2013 |
20130056070 | APPARATUS AND METHOD FOR ENHANCING INVERTED ORGANIC SOLAR CELLS BY UTILIZING LIGHT ILLUMINATION - Disclosed is an apparatus and method for generating inverted organic solar cells and which required no electron selective layer, were fabricated and their power conversion efficiency was found to improve irreversibly with post-processing light soaking for a period. X-Ray photoelectron spectroscopy characterization further revealed segregation in surface composition at the interface and was found to explain the current density-voltage measurements. In addition, the light soaked devices were found to exhibit an extended lifetime as compared to conventional devices. Since no electron selective layer was required, light soaking may be considered as a cost-effective method to achieve efficient inverted organic solar cells. | 03-07-2013 |
20140045297 | NANOBALL SOLUTION COATING METHOD AND APPLICATIONS THEREOF - The present invention discloses a nanoball solution coating method and applications thereof. The method comprises steps: using a scraper to coat a nanoball solution on a substrate to attach a plurality of nanoballs on the substrate; flushing or flowing through the substrate with a heated volatile solution to suspend the nanoballs unattached to the substrate in the volatile solution; and using the scraper to scrape off the volatile solution carrying the suspended nanoballs, whereby is simplified the process to coat nanoballs. The method can be used to fabricate nanoporous films, organic vertical transistors, and large-area elements and favors mass production. | 02-13-2014 |