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Hua-Shu

Hua-Shu Wu, Hsinchu City TW

Patent application numberDescriptionPublished
20100273286Method Of Fabricating An Integrated CMOS-MEMS Device - An embodiment of a method is provided that includes providing a substrate having a frontside and a backside. A CMOS device is formed on the substrate. A MEMS device is also formed on the substrate. Forming the MEMS device includes forming a MEMS mechanical structure on the frontside of the substrate. The MEMS mechanical structure is then released. A protective layer is formed on the frontside of the substrate. The protective layer is disposed on the released MEMS mechanical structure (e.g., protects the MEMS structure). The backside of the substrate is processed while the protective layer is disposed on the MEMS mechanical structure.10-28-2010
20110049652METHOD AND SYSTEM FOR MEMS DEVICES - A micro electro-mechanical (MEMS) device assembly is provided. The MEMS device assembly includes a first substrate that has a plurality of electronic devices, a plurality of first bonding regions, and a plurality of second bonding regions. The MEMS device assembly also includes a second substrate that is bonded to the first substrate at the plurality of first bonding regions. A third substrate having a recessed region and a plurality of standoff structures is disposed over the second substrate and bonded to the first substrate at the plurality of second bonding regions. The plurality of first bonding regions provide a conductive path between the first substrate and the second substrate and the plurality of the second bonding regions provide a conductive path between the first substrate and the third substrate.03-03-2011

Patent applications by Hua-Shu Wu, Hsinchu City TW

Hua-Shu Wu, Hsinchu TW

Patent application numberDescriptionPublished
20080197473CHIP HOLDER WITH WAFER LEVEL REDISTRIBUTION LAYER - A chip holder formed of silicon, glass, other ceramics or other suitable materials includes a plurality of recesses for retaining semiconductor chips. The bond pads of the semiconductor chip are formed on or over an area of the chip holder that surrounds the semiconductor chip thus expanding the bonding area. The bond pads are coupled, using semiconductor wafer processing techniques, to internal bond pads formed directly on the semiconductor chip.08-21-2008
20080299769SEMICONDUCTOR FABRICATION METHOD SUITABLE FOR MEMS - A method includes depositing a layer of a sacrificial material in a first region above a substrate. The first region of the substrate is separate from a second region of the substrate, where a corrosion resistant film is to be provided above the second region. The corrosion resistant film is deposited, so that a first portion of the corrosion resistant film is above the sacrificial material in the first region, and a second portion of the corrosion resistant film is above the second region. The first portion of the corrosion resistant film is removed by chemical mechanical polishing. The sacrificial material is removed from the first region using an etching process that selectively etches the sacrificial material, but not the corrosion resistant film.12-04-2008
20110042827BONDING STRUCTURES AND METHODS OF FORMING BONDING STRUCTURES - A semiconductor structure includes a first substrate and a second substrate bonded over the first substrate. The first substrate includes a passivation layer formed over the first substrate. The passivation layer includes at least one first opening exposing a first bonding pad formed over the first substrate. The second substrate includes at least one second opening aligned with and facing the first opening.02-24-2011

Patent applications by Hua-Shu Wu, Hsinchu TW

Hua-Shu Wu, Hsichu TW

Patent application numberDescriptionPublished
20090294685SYSTEM FOR OVERLAY MEASUREMENT IN SEMICONDUCTOR MANUFACTURING - Provided is a system for overlay measurement in semiconductor manufacturing that includes a generator for exposing an overlay target to radiation and a detector for detecting reflected beams of the overlay target. The reflected beams are for overlay measurement and include at least two different beams.12-03-2009