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74results about How to "Robust processing" patented technology

Electronic system modules and method of fabrication

This specification describes techniques for manufacturing an electronic system module. The module includes flexible multi-layer interconnection circuits with trace widths of 5 microns or less. A glass panel manufacturing facility, similar to those employed for making liquid crystal display, LCD, panels is used to fabricate the interconnection circuits. A polymer base layer is formed on a glass carrier with an intermediate release layer. Alternate layers of metal and dielectric are formed on the base layer, and patterned to create an array of multi-layer interconnection circuits on the glass panel. A thick layer of polymer is deposited on the interconnection circuit, and openings formed at input / output (I / O) pad locations. Solder paste is deposited in the openings to form wells filled with solder. After dicing the glass carrier to form separated interconnection circuits, IC chips are stud bumped and assembled using flip chip bonding, wherein the stud bumps on the components are inserted into corresponding wells on the interconnection circuits. The IC chips are tested and reworked to form tested circuit assemblies. Methods for connecting to testers and to other modules and electronic systems are described. Module packaging layers are provided for hermetic sealing and for electromagnetic shielding. A blade server embodiment is also described.
Owner:SK HYNIX INC

Fabrication methods for electronic system modules

This specification describes techniques for manufacturing an electronic system module. The module includes flexible multi-layer interconnection circuits with trace widths of 5 microns or less. A glass panel manufacturing facility, similar to those employed for making liquid crystal display, LCD, panels is used to fabricate the interconnection circuits. A polymer base layer is formed on a glass carrier with an intermediate release layer. Alternate layers of metal and dielectric are formed on the base layer, and patterned to create an array of multi-layer interconnection circuits on the glass panel. A thick layer of polymer is deposited on the interconnection circuit, and openings formed at input/output (I/O) pad locations. Solder paste is deposited in the openings to form wells filled with solder. After dicing the glass carrier to form separated interconnection circuits, IC chips are stud bumped and assembled using flip chip bonding, wherein the stud bumps on the components are inserted into corresponding wells on the interconnection circuits. The IC chips are tested and reworked to form tested circuit assemblies. Methods for connecting to testers and to other modules and electronic systems are described. Module packaging layers are provided for hermetic sealing and for electromagnetic shielding. A blade server embodiment is also described.
Owner:SK HYNIX INC

Perpendicular magnetic recording medium with patterned magnetic islands and nonmagnetic trenches and manufacturing method for suppressing surface diffusion of trench material

A patterned perpendicular magnetic recording medium of the type that has spaced-apart pillars with magnetic material on their ends and with trenches between the pillars that are nonmagnetic regions is made with a method that allows use of a pre-etched substrate. A nonmagnetic capping layer is located in the trenches above the nonmagnetic regions. The substrate has diffusion material in the trenches that when heated will diffuse into the magnetic recording layer material and chemically react with it. The pillars are formed of material that will not diffuse into the recording layer. The recording layer is formed over the entire substrate and a nonmagnetic capping layer that is not chemically reactive with the diffusion material is formed over the recording layer in the trenches. The substrate is annealed to cause the recording layer material in the trenches and the material in the substrate to diffuse into one another and chemically react to render the trenches nonmagnetic. The capping layer suppresses the diffusion of material from the substrate to the surface in the trenches and thus prevents migration of diffusion material to the recording layer material on the ends of the pillars.
Owner:WESTERN DIGITAL TECH INC

Substituted 1,2,3-Triylidenetris(cyanomethanylylidene) Cyclopropanes for VTE, Electronic Devices and Semiconducting Materials Using Them

The present invention relates to a process for preparation of an electrically doped semiconducting material comprising a [3]-radialene p-dopant or for preparation of an electronic device containing a layer comprising a [3]-radialene p-dopant, the process comprising the steps: (i) loading an evaporation source with the [3]-radialene p-dopant; and (ii) evaporating the [3]-radialene p-dopant at an elevated temperature and at a reduced pressure, wherein the [3]-radialene p-dopant is selected from compounds having a structure according to formula (I) wherein A1 and A2 are independently aryl- or heteroaryl-substituted cyanomethylidene groups, the aryl and/or heteroaryl is selected independently in A1 and A2 from 4-cyano-2,3,5,6-tetrafluorphenyl,2,3,5,6-tetrafluorpyridine-4-yl, 4-trifluormethyl-2,3,5,6-tetrafluorphenyl, 2,4-bis(trifluormethyl)-3,5,6-trifluorphenyl, 2,5-bis(trifluormethyl)-3,4,6-trifluorphenyl, 2,4,6-tris(trifluormethyl)-1,3-diazine-5-yl, 3,4-dicyano-2,5,6-trifluorphenyl, 2-cyano-3,5,6-trifluorpyridine-4-yl, 2-trifluormethyl-3,5,6-trifluorpyridine-4-yl, 2,5,6-trifluor-1,3-diazine-4-yl and 3-trifluormethyl-4-cyano-2,5,6-trifluophenyl), and at least one aryl or heteroaryl is 2,3,5,6-tetrafluorpirydine-4-yl, 2,4-bis(trifluormethyl)-3,5,6-trifluorphenyl, 2,5-bis(trifluormethyl)-3,4,6-trifluorphenyl, 2,4,6-tris(trifluormethyl)-1,3-diazine-5-yl, 3,4-dicyano-2,5,6-trifluorphenyl, 2-cyano-3,5,6-trifluorpyridine-4-yl, 2-trifluormethyl-3,5,6-trifluorphenyl, provided that the heteroaryl in both A1 and A2 cannot be 2,3,5,6-tetrafluorpyridine-4-yl at the same time, respective [3]-radialene compounds, and semiconducting materials and layer, and electronic devices comprising said compounds.
Owner:NOVALED GMBH
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