| Nano and Advanced Materials Institute Limited Patent applications |
| Patent application number | Title | Published |
|---|
| 20150344365 | SELF-HEALING MATERIAL AND PREPARATION PROCESS THEREOF - The present application provides a self-healing material which comprises silica sol as self-healing agent encapsulated by a polymeric shell. The self-healing material may be further embedded in a concrete mixture to heal micro-cracks in concrete. A method for preparing the self-healing material is also provided. | 12-03-2015 |
| 20150333373 | HIGH VOLTAGE ELECTROLYTE AND LITHIUM ION BATTERY - The present application discloses a high voltage electrolyte including an electrolyte solvent which includes a mixture of a dinitrile solvent and a nitrile solvent and is stable at voltage of about 5 V or above. The dinitrile solvent may include at least one selected from the group consisting of malononitrile, succinonitrile, glutaronitrile, adiponitrile, pimelonitrile, suberonitrile, azelanitrile and sebaconitrile. The nitrile solvent may include at least one selected from the group consisting of acetonitrile, propionitrile, butyronitrile, pivalonitrile and capronitrile. The present application also discloses a lithium ion battery including the above high voltage electrolyte. The lithium ion battery exhibits a cyclic performance of greater than about 300 cycles and with a capacity retention of greater than about 80%. | 11-19-2015 |
| 20150262738 | Conductive Thin Film Comprising Silicon-Carbon Composite as Printable Thermistors - A method of fabricating a temperature sensing device based on printed silicon-carbon nanocomposite film is disclosed. This method includes high-crystal-quality Si nanoparticles (NPs) homogeneously mixed with carbon NPs and Si—C nanocomposites printed as negative temperature coefficient (NTC) thermistor. These mixtures of Si and C NPs are formulated into screen printing paste with acrylic polymer binder and ethylene glycol (EG) as solvent. This composite paste can be successfully printed on flexible substrates, such as paper or plastics, eventually making printable NTC thermistors quite low-cost. Si and carbon powders have size range of 10 nanometers to 100 micrometers and are mixed together with weight ratios of 100:1 to 10:1. More carbon content, higher conductivity of printed Si—C nanocomposite films keeping similar sensitivity of high-quality Si NPs. With homogeneous distribution of carbon particles in printed films, electrons can tunnel from silicon to carbon and high-conductivity carbon microclusters enhanced hopping process of electrons in printed nanocomposite film. The measured sensitivity 7.23%/° C. of printed Si—C nanocomposite NTC thermistor is approaching the reported value of 8.0-9.5%/° C. for intrinsic silicon bulk material near room temperature, with the quite low resistance of 10 kΩ-100 kΩ. This NTC thermistor is quite suitable for low-cost readout circuits and the integrated systems target to be disposable temperature sensors. | 09-17-2015 |
| 20150243404 | Polydimethylsiloxane (PDMS) Based Composite and Synthesis Method Thereof - A PDMS-based composite and a synthesis method thereof are disclosed. The PDMS-based composite comprises a PDMS gel and a plurality of conducting particles distributed within the PDMS gel. The weight percentage of the conducting particles in the PDMS-based composite is in the range of 86% to 91%. The synthesis method comprises the steps of: wetting a plurality of conducting particles using a low flash point solvent; mixing the wetted conducting particles with a PDMS gel; evaporating the low flash point solvent to form a mixture; and curing the mixture to form the product per se. | 08-27-2015 |
| 20150200057 | One-pot Synthesis of Nb2O5-doped TiO2 Nanoparticles - A one-pot synthesis of Nb | 07-16-2015 |
| 20150140222 | Hydrophobic Coating Composition And Method Of Imparting Hydrophobicity Onto A Surface - The present invention relates to a method of producing a water repelling surface or imparting hydrophobicity onto a surface comprises applying a polymer-based coating composition. The water repelling surface or the hydrophobic surface imparted by the present method has at least 90° of water contact angle. The water repelling surface or the hydrophobic surface imparted by the present method is preferably on a concrete surface. The present method imparts hydrophobicity onto surfaces that are durable without an additional primer layer between the surfaces and the coating composition. | 05-21-2015 |
| 20150118409 | RELEASE FILM WITH ENHANCED MECHANICAL PROPERTIES AND METHOD IN PREPARING THEREOF - This invention relates to a method of preparing a coating formulation for processing a release paper and a method of processing a release paper with the coating formulation for use in synthetic leather industry. The coating formulation includes MEMO-surface modified nanoparticles and an acrylate composition. The release paper processed by the coating formulation is found to demonstrate an improved abrasion resistance. | 04-30-2015 |
| 20150108632 | THIN FILM WITH NEGATIVE TEMPERATURE COEFFICIENT BEHAVIOR AND METHOD OF MAKING THEREOF - A conductive thin film including a binder matrix and semiconductor nanowires dispersed therein is disclosed. The semiconductor nanowires are in the range of 30% to 50% by weight percentage of the thin film. The present invention also discloses a method of making such thin film. The method includes the steps of: mixing a plurality of semiconductor nanowires with a polymer binder to obtain a printing ink; thinning the printing ink with a solvent to achieve a predetermined viscosity; printing the printing ink on a substrate to form a conductive thin film thereon and evaporating the solvent at a rate slower than the evaporation rate of water. | 04-23-2015 |
| 20140358094 | COMPOSITION, THE NANO-EMULSION AND TRANSDERMAL PATCH, METHODS OF PREPARATION AND USE THEREOF FOR TREATING TRAUMATIC INJURIES - The present invention is a herbal composition and method of preparing thereof. The herbal composition comprising extracts of Carthami Flos (CF), Dipsaci Radix (DR), Notoginseng Rhizoma (NR) and Rhei Rhizoma (RR). The present invention also relates to an oil-in-water or water-in-oil type nano-emulsion and method of preparing thereof. The nano-emulsion comprises an aqueous phase, an organic phase and a surfactant, wherein said aqueous phase comprises hydrophilic extract of herbal materials and said organic phase comprises hydrophobic extract of said herbal materials. The present invention also relates to a transdermal patch comprises said nano-emulsion. The herbal composition of the present invention is useful in treating traumatic injuries, in particular bone injuries. The present nano-emulsion and patch thereof can promote skin absorption of active ingredients in herb, thereby increasing the herb's bioavailability and efficacy in therapy. | 12-04-2014 |
| 20140356259 | Selective Separation of Rare Earth Metals by Integrated Extraction and Crystallization - An integrated recovery process for rare earth recovery includes bringing the acid solution containing rare earth elements into contact with an organic phase containing an extraction agent to extract the rare earth elements into the organic phase. The organic phase is separated from the aqueous phase. The rare earth elements are either collected from the aqueous phase of the extraction process or the rare earth elements are stripped from the organic phase to an aqueous solution. Rare earth powders are collected from the aqueous solution by partly removing the aqueous solvent. Alternatively, the aqueous solvent can be completely removed, the collected rare earth powders are dissolved in an acidic solution, and the mixture is equilibrated for crystallization of the target rare earth element. In both cases, the crystals and a mother liquor are separated by solid/liquid separation. | 12-04-2014 |
| 20140353552 | New conductive and photosensitive polymers - The present invention relates to newly functionalized polythiophenes and the syntheses thereof. The present invention also demonstrates that the new polythiophenes and their derivatives are suitable for fabricating organic light emitting diodes (OLEDs), light emitting diodes (PLEDs), organic photovoltaic devices (OPVs) and conducting polymers for printed electronic devices. | 12-04-2014 |
| 20140342228 | Metal/Non-Metal Co-Doped Lithium Titanate Spheres with Hierarchical Micro/Nano Architectures for High Rate Lithium Ion Batteries - The present invention is to provide a lithium titanate (LTO) material for a lithium ion battery. The LTO material has hierarchical micro/nano architecture, and comprises a plurality of micron-sized secondary LTO spheres, and a plurality of pores incorporated with metal formed by a metal dopant. Each of the micron-sized secondary LTO spheres comprises a plurality of nano-sized primary LTO particles. A plurality of the nano-sized primary LTO particles is encapsulated by a non-metal layer formed by a non-metal dopant. The LTO material of the present invention has high electrical conductivity for increasing the capacity at high charging/discharging rates, and energy storage capacity. | 11-20-2014 |
| 20140294679 | Air Purification Unit - The presently claimed invention provides a phtotocatalytic air purification unit, comprising a fin structure and an UV lamp. The fin structure comprises a plurality of fins coated with a layer of photocatalsyt, and said fin structure is able to increase the surface area for photocatalyst coating, ultimately increasing air pollutant removal efficiency with minimum air resistance. The air purification unit of the present invention is preferably installed in a HVAC system. | 10-02-2014 |
| 20140255791 | Transparent or Translucent Lithium Ion Battery - The present invention is to provide a transparent/translucent Li-ion battery. The transparent/translucent Li-ion battery comprises an anode, a cathode, and an electrolyte. The anode comprises an electrode material holder with inner structures, a current collector, and an anode material. The current collector is formed along the wall of the inner structures of the electrode material holder, and the anode material is deposited on the current collector, and filled within the inner structures. The cathode is fabricated with the similar method as the anode by using a cathode material. The electrode material holder with the inner structures can be a patterned glass or quartz slice with concave parts, or an anodized aluminum oxide film with channels. The transparent/translucent Li-ion battery of the present invention provides high transparency and electrical storage capacity. | 09-11-2014 |
| 20140251435 | NON-VACUUM METHOD OF MANUFACTURING LIGHT-ABSORBING MATERIALS FOR SOLAR CELL APPLICATION - The present invention describes a method of producing a p-type light-absorbing semiconductor copper zinc tin selenide/sulfide (Cu | 09-11-2014 |
| 20140242363 | Durable, Germicide-Free and Antibacterial Coating - The presently claimed invention provides a coating solution for an antibacterial coating, and a method for synthesizing the coating solution. The coating solution comprises ethanol, nitric acid, titanium tetraisopropoxide, water, and silver nitrate. Furthermore, a coating method for deposition of the antibacterial coating is also provided. The antibacterial coating of the present invention is effective in providing antibacterial function, easy to be manufactured, and durable. | 08-28-2014 |
| 20140209979 | Metamorphic Growth Of III-V Semiconductor On Silicon Substrate By MOCVD for High Speed III-V Transistors - A III-V semiconductor device on a silicon substrate is constructed with a silicon (Si) substrate onto which gallium arsenide (GaAs) indium phosphide (InP) and aluminum indium arsenide (AlInAs) to form a structure of AlInAs over InP over GaAs over Si. The GaAs is applied in at least one layer over the Si, followed by at least one layer of InP and at least one layer of AlInAs. A portion of the structure is doped and a cap or passivation layer is applied. | 07-31-2014 |
| 20140209467 | Method For Producing White Anodized Aluminum Oxide - A method for forming substantially white anodized aluminum oxide on an aluminum or aluminum alloy substrate is provided. A porous aluminum oxide layer is formed on the aluminum or aluminum alloy substrate by anodization in an acid electrolyte. Following formation of the anodized porous layer of aluminum oxide, the aluminum/aluminum alloy substrate is sequentially immersed in at least two reaction material solutions. The two or more reaction materials react to deposit a substantially white pigment material in the pores of the anodized aluminum oxide. | 07-31-2014 |
| 20140205671 | SYNTHESIS AND USE OF POLYHYDROXYALKANOATE (PHA) NANOCAPSULES AS A PROTEIN CARRIER - A method of synthesizing PHA nanocapsules as a protein carrier, particularly, the synthesis of PHA nanocapsules synthesized by a modified precipitation/solvent evaporation technique with neutralization. Specifically, the method comprises the steps of sonicating a first solution comprising a triblock PHA copolymer, stirring the first solution into a second solution to give a third solution, the second solution containing a protein, and the second solution being acidic. Further, the method comprises adding the third solution with a neutralizing agent to give a neutralized solution, and sonicating the neutralized solution to form a final solution, wherein the synthesized PHA nanocapsules containing the protein are formed in the final solution. Further, PHA nanocapsules encapsulated with the protein is used by administering the synthesized PHA nanocapsule to an animal in need thereof via the oral cavity. | 07-24-2014 |
| 20140197405 | RFID TAGS BASED ON SELF-ASSEMBLY NANOPARTICLES - A semiconductor device comprising a gate electrode; an insulating layer in electrical connection with the gate electrode; a source electrode and a drain electrode; and a semiconducting channel layer configured to selectively allow electrically connection between the source electrode and the drain electrode based on the voltage on the gate electrode; wherein the semiconducting channel layer comprises metal nanoparticles; and the semiconducting channel layer is in contact with the source electrode, the drain electrode and the insulating layer. A method of manufacturing the semiconductor device of the present invention is also disclosed. | 07-17-2014 |
| 20140106134 | METHODS OF FABRICATING TRANSPARENT AND NANOMATERIAL-BASED CONDUCTIVE FILM - The present invention relates to methods of fabricating transparent conductive films based on nanomaterials, in particular, silver nanowires. The present invention incorporates a single step of annealing and patterning the conductive films by using a high energy flash lamp without post treatment to improve the conductivity and create substantially invisible patterns on the films for use in touch panel or display manufacturing industry. | 04-17-2014 |
| 20140091993 | MONOLITHIC FULL-COLOR LED MICRO-DISPLAY ON AN ACTIVE MATRIX PANEL MANUFACTURED USING FLIP-CHIP TECHNOLOGY - A high-resolution, Active Matrix (AM) programmed monolithic Light Emitting Diode (LED) micro-array is fabricated using flip-chip technology. The fabrication process includes fabrications of an LED micro-array and an AM panel, and combining the resulting LED micro-array and AM panel using the flip-chip technology. The LED micro-array is grown and fabricated on a sapphire substrate and the AM panel can be fabricated using PMOS process, NMOS process, or CMOS process. LED pixels in a same row share a common N-bus line that is connected to the ground of AM panel while p-electrodes of the LED pixels are electrically separated such that each p-electrode is independently connected to an output of drive circuits mounted on the AM panel. The LED micro-array is flip-chip bonded to the AM panel so that the AM panel controls the LED pixels individually and the LED pixels exhibit excellent emission uniformity. According to this constitution, incompatibility between the LED process and the PMOS/NMOS/CMOS process can be eliminated. | 04-03-2014 |
| 20140066647 | METHOD FOR SYNTHESIS OF [6,6]-PHENYL-C61-BUTYRIC ACID METHYL ESTER (PCBM) AND FULLERENE DERIVATIVES - The present subject matter relates to methods for the synthesis of [6,6]-phenyl-C | 03-06-2014 |
| 20140008667 | METHOD FOR MANUFACTURING A MONOLITHIC LED MICRO-DISPLAY ON AN ACTIVE MATRIX PANEL USING FLIP-CHIP TECHNOLOGY AND DISPLAY APPARATUS HAVING THE MONOLITHIC LED MICRO-DISPLAY - A high-resolution, Active Matrix (AM) programmed monolithic Light Emitting Diode (LED) micro-array is fabricated using flip-chip technology. The fabrication process includes fabrications of an LED micro-array and an AM panel, and combining the resulting LED micro-array and AM panel using the flip-chip technology. The LED micro-array is grown and fabricated on a sapphire substrate and the AM panel can be fabricated using CMOS process. LED pixels in a same row share a common N-bus line that is connected to the ground of AM panel while p-electrodes of the LED pixels are electrically separated such that each p-electrode is independently connected to an output of drive circuits mounted on the AM panel. The LED micro-array is flip-chip bonded to the AM panel so that the AM panel controls the LED pixels individually and the LED pixels exhibit excellent emission uniformity. According to this constitution, incompatibility between the LED process and the CMOS process can be eliminated. | 01-09-2014 |
| 20140001414 | HIGH PERFORMANCE DIE ATTACH ADHESIVES (DAAs) NANOMATERIALS FOR HIGH BRIGHTNESS LED | 01-02-2014 |
| 20130323624 | ELECTROCATALYST FOR A FUEL CELL AND THE METHOD OF PREPARING THEREOF - The invention relates to an electrocatalyst for a fuel cell comprising carbon nanotubes as substrate, ruthenium oxide deposited on the substrate, platinum particles supported on the ruthenium oxide, and manganese dioxide layer coated on the surface of the ruthenium oxide-platinum particles deposited carbon nanotubes. The invention also relates to the method of preparing the electrocatalyst for a fuel cell comprising the steps of depositing ruthenium oxide on the surface of carbon nanotubes, depositing platinum particles on the ruthenium oxide, and coating a manganese dioxide layer on the surface of the ruthenium oxide-platinum particles deposited carbon nanotubes. | 12-05-2013 |
| 20130273816 | AUTOMATIC POLISHING DEVICE FOR SURFACE FINISHING OF COMPLEX-CURVED-PROFILE PARTS - The present invention discloses an automatic polishing device and the method of using the device for the surface finishing of a workpiece such as complex-curved-profile parts. Automatic polishing is performed by mounting the workpiece on an apparatus which enables different orientations along multiple axes and immerging the workpiece in a controlled flow of abrasive slurry. The device of the present invention provides a uniform finish on free form surface. It is also precise, low cost, non-destructive, and non-polluting. | 10-17-2013 |
| 20130256578 | ADVANCED INORGANIC MATERIAL FOR REFLECTION OF ELECTROMAGNETIC WAVES - This invention provides a composition for thermal insulation, comprising magnesium oxychloride cement (MOC) and air-filled glass or ceramic beads, and a method of preparing said composition. The composition may further comprise one or more additives selected from the group consisting of titanium dioxide, fly ash, pigment, potassium dihydrogen phosphate (KH | 10-03-2013 |
| 20130216802 | COMPOSITE WALL PANEL WITH LOW THERMAL CONDUCTIVITY AND SUFFICIENT STRENGTH FOR STRUCTURAL USE - The present invention provides a composite wall panel with good thermal insulation and sufficient strength for structural use which is designed for the fabrication of energy efficient building. The composite wall panel of the present invention comprises a foamed concrete core with sufficient compressive strength and low thermal conductivity which is sandwiched between two lightweight ductile fiber reinforced cementitious composite (FRCC) protective layers with low thermal conductivity, good barrier resistance to moisture/chloride ion/gas, multiple cracking as well as certain amount of steel reinforcements. These composite wall panels are useful in a variety of buildings in both cold and hot regions. | 08-22-2013 |
| 20130203933 | MULTI-FUNCTIONAL ENVIRONMENTAL COATING COMPOSITION WITH MESOPOROUS SILICA NANOMATERIALS - A new generation environmental friendly water-based coating composition which exhibits excellent coating film properties is disclosed. Said water-based coating composition comprises mesoporous silica nanoparticles in organosilica, water, and a film-forming catalyst, and optionally with a small amount of ethanol. Method for manufacturing said water-based coating composition and the use thereof are also disclosed. | 08-08-2013 |
| 20130202660 | FUNCTIONAL NANOSTRUCTURED CHITOSAN COATINGS FOR MEDICAL INSTRUMENTS AND DEVICES - Disclosed herein is an approach for coating a biocompatible material, in particular chitosan, onto a surface in need thereof. This approach results in a coating that is highly uniform, even on irregular surfaces, and enables ready adjustment of the morphology of the coated material. A convenient means to add a functional property to the biocompatible material by incorporation of functional additives is also provided. | 08-08-2013 |
| 20130199993 | FUNCTIONAL CHITOSAN SCAFFOLD WITH SURFACE CHARGE TUNABILITY AS FILTERING MEDIUM - The present invention discloses a method of preparing a functional chitosan scaffold and said functional chitosan scaffold for use as a filtering medium. Said method involves freeze-drying chitosan in the presence of appropriate cross-linkers and additives. The present chitosan scaffold is associated with an increased mechanical strength and elasticity and an adjustable surface polarity, porosity and morphology which enable its use in a wide range of devices, equipments and appliances in need of a filtering medium such as air or water purification system. | 08-08-2013 |
| 20130190392 | METHOD OF PREPARING SOY ISOFLAVONE NANOPARTICLES BY PRECIPITATION WITH COMPRESSED ANTISOLVENT (PCA) USING A SUPERCRITICAL FLUID - The present invention relates to a method of preparing a solid form of soy isoflavone (e.g. genistein). In particular, the present invention relates to a method of preparing a solid form of soy isoflavone by precipitation with compressed antisolvent using a supercritical fluid to produce nano-sized particles of soy isoflavone with an improved dissolution rate and bioavailability. An oral composition or aerosolized formulation comprising the nanoparticles of the soy isoflavone prepared by the method of the present invention is also disclosed herein. The dissolution rate and bioavailability of the nanoparticles of the soy isoflavone prepared by the method of the present invention have a 2-fold increase and a 2.6-fold increase respectively as compared to those of the raw soy isoflavone. | 07-25-2013 |
| 20130189320 | METHOD OF PREPARING A CONTROLLED RELEASE PARTICLE OF SOY ISOFLAVONE WITH BIODEGRADABLE POLYMER USING A SUPERCRITICAL FLUID EXTRACTION OF EMULSION (SFEE) PROCESS - A method of preparing a controlled release particle of soy isoflavone (e.g. genistein) with a bio-degradable polymer is disclosed herein. The method employs a supercritical fluid extraction of emulsion (SFEE) process for encapsulating soy isoflavone into a bio-degradable polymer matrix (e.g. PLGA) to form a particle which is suitable for oral administration or inhalable administration in a controlled release manner and with an improved bioavailability of the soy isoflavone. A system for preparing the controlled release particle of the soy isoflavone with the bio-degradable polymer using the SFEE process is also disclosed herein. | 07-25-2013 |
| 20130148690 | TIME TEMPERATURE INDICATOR BY CHROMATOGRAPHY AND PHOTONIC LATTICE CHANGES - A time-temperature indicator (TTI) uses polymer hardening properties to “set” or retain indications of temperature history. The TTI includes a mesh layer affixed to a thermo-conductive adhesive layer and a photonic crystal patterned film affixed to the mesh layer. The photonic crystal shows a property of bandgap shift vs temperature and responds to a predetermined range of temperatures to provide a visible indication of the range of temperatures. A hardener pouch is affixed to one end of the mesh layer and releases hardener in response to an initiating event, so that the photonic crystal material responds to the hardener by presenting a fixed state. | 06-13-2013 |
| 20130099207 | BIPOLAR COMPOUND AS A HOST MATERIAL FOR ORGANIC LIGHT EMITTING DIODES - The present invention provides a bipolar compound represented by formula (I) and the derivatives thereof as a host material having excellent bipolar transporting properties for organic light-emitting diodes (OLEDs). The present invention also relates to a device including at least a layer of the bipolar compound and/or the derivatives thereof as a host material and a method of making the same. | 04-25-2013 |
| 20130034602 | ENTERIC-COATED CAPSULE CONTAINING CATIONIC NANOPARTICLES FOR ORAL INSULIN DELIVERY - The invention relates to an enteric-coated capsule containing cationic nanoparticles for oral insulin delivery, in particular to a type of cationic nanoparticle including a polycationic and mucoadhesive polymer and a biodegradable polymer, wherein each of the nanoparticles has positive surface charge and enhanced permeability for paracellular insulin delivery; the enteric-coated capsule further includes a pH-sensitive polymer as the coating. The enteric-coated capsule containing cationic nanoparticles, when being orally administered to a subject, are configured to prevent the acidic degradation of the active substance such as insulin before being released from said cationic nanoparticles to a specific absorption site along the gastrointestinal tract. | 02-07-2013 |
| 20130034589 | pH-SENSITIVE NANOPARTICLES FOR ORAL INSULIN DELIVERY - The present invention discloses the pH-sensitive nanoparticles composed of pH-sensitive polymer, hydrophobic material, internal stabilizer, external stabilizer content and insulin drug. The present invention also includes a method for preparation of pH-sensitive nanoparticles, in particular, a multiple emulsions solvent evaporation method. The pH-sensitive nanoparticles of the present invention show good pH-sensitive property with 100-300 nanometer particle size. Significant decrease in blood glucose level is observed in streptozotocin (STZ)-induced diabetic rats and the bioavailability of insulin is more than 10% after oral administration of the insulin-loaded pH-sensitive nanoparticles. | 02-07-2013 |
| 20120247203 | RAPID RESPONSE RELATIVE HUMIDITY SENSOR USING ANODIC ALUMINUM OXIDE FILM - A rapid response relative humidity sensor based on nano-structured aluminum oxide thin film is disclosed. The main body of the sensor is an anodic aluminum oxide thin film of about 2-20 μm thick formed from an Al substrate which serves as one electrode. A porous metal layer of about 20-200 nm thick is formed over the anodic aluminum oxide thin film and functions as a second electrode. The alumina thin film contains nano-sized channels of about 10-100 nm in diameter, serving as a capacitive relative humidity sensor having high sensitivity and short response time. Thermal annealing at elevated temperature improves the linearity of the capacitance versus humidity curve, giving a full range humidity sensing range. Hysteresis and degradation are negligible for the humidity sensors. | 10-04-2012 |
| 20120223875 | MONOLITHIC FULL-COLOR LED MICRO-DISPLAY ON AN ACTIVE MATRIX PANEL MANUFACTURED USING FLIP-CHIP TECHNOLOGY - A high-resolution, Active Matrix (AM) programmed monolithic Light Emitting Diode (LED) micro-array is fabricated using flip-chip technology. The fabrication process includes fabrications of an LED micro-array and an AM panel, and combining the resulting LED micro-array and AM panel using the flip-chip technology. The LED micro-array is grown and fabricated on a sapphire substrate and the AM panel can be fabricated using PMOS process, NMOS process, or CMOS process. LED pixels in a same row share a common N-bus line that is connected to the ground of AM panel while p-electrodes of the LED pixels are electrically separated such that each p-electrode is independently connected to an output of drive circuits mounted on the AM panel. The LED micro-array is flip-chip bonded to the AM panel so that the AM panel controls the LED pixels individually and the LED pixels exhibit excellent emission uniformity. According to this constitution, incompatibility between the LED process and the PMOS/NMOS/CMOS process can be eliminated. | 09-06-2012 |
| 20110309378 | METHOD FOR MANUFACTURING A MONOLITHIC LED MICRO-DISPLAY ON AN ACTIVE MATRIX PANEL USING FLIP-CHIP TECHNOLOGY AND DISPLAY APPARATUS HAVING THE MONOLITHIC LED MICRO-DISPLAY - A high-resolution, Active Matrix (AM) programmed monolithic Light Emitting Diode (LED) micro-array is fabricated using flip-chip technology. The fabrication process includes fabrications of an LED micro-array and an AM panel, and combining the resulting LED micro-array and AM panel using the flip-chip technology. The LED micro-array is grown and fabricated on a sapphire substrate and the AM panel can be fabricated using CMOS process. LED pixels in a same row share a common N-bus line that is connected to the ground of AM panel while p-electrodes of the LED pixels are electrically separated such that each p-electrode is independently connected to an output of drive circuits mounted on the AM panel. The LED micro-array is flip-chip bonded to the AM panel so that the AM panel controls the LED pixels individually and the LED pixels exhibit excellent emission uniformity. According to this constitution, incompatibility between the LED process and the CMOS process can be eliminated. | 12-22-2011 |
