Resources Contact Us Home
Chen; Chu-Chang
Hsin-Chu, TW
No. of patents:

Patent Number Title Of Patent Date Issued
7528478 Semiconductor devices having post passivation interconnections and a buffer layer May 5, 2009
An integrated circuit having post passivation interconnections with a second connection pattern is disclosed. A passivation layer (preferably made of a non-oxide material) is formed over the integrated circuit already having a first plurality of contact pads in a first connection pat
7026233 Method for reducing defects in post passivation interconnect process April 11, 2006
A method of forming post passivation interconnects for an integrated circuit is disclosed. A passivation layer of a non-oxide material is formed over the integrated circuit. A buffer layer is then formed over the passivation layer. The buffer layer preferably is a silicon oxide layer
6985222 Chamber leakage detection by measurement of reflectivity of oxidized thin film January 10, 2006
A system and method for detecting chamber leakage by measuring the reflectivity of an oxidized thin film. In a preferred embodiment, a method of detecting leaks in a chamber includes providing a first monitor workpiece, placing the first monitor workpiece in the chamber, and forming

  Recently Added Patents
Method for driving bistable display device
Electric separator, method for the production and use thereof
Control system for shifting an automatic transmission
Illumination unit for a direct-view display
Preserving and handling native data in hybrid object trees
Veronica plant named `Amethyst Plume`
Process for the production of electric energy by the excitation and capture of electrons from ground or water sources
  Randomly Featured Patents
Method and apparatus for encouraging routing in a network
Semiconductor memory device having different data rates in read operation and write operation
Dynamic reef surge generation
Bonded-wafer superjunction semiconductor device
Method for file system replication with broadcasting and XDSM
Integrated circuit device and electronic instrument
Optical transmitter and optical communication system
Monitoring driving safety using semi-supervised sequential learning
Digital to analogue converter