Inventor
TSAI ROGER S
US11 patents
⚠️ This page may combine multiple inventors who share the name “TSAI ROGER S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NORTHROP GRUMMAN CORP
4 patentsUS6711723B2Mar 23, 2004
Hybrid semi-physical and data fitting HEMT modeling approach for large signal and non-linear microwave/millimeter wave circuit CAD
NORTHROP GRUMMAN CORP28 citations91
US6772400B2Aug 3, 2004
Semi-physical modeling of HEMT high frequency small signal equivalent circuit models
NORTHROP GRUMMAN CORP6 citations61
US6573744B2Jun 3, 2003
S-parameter microscopy for semiconductor devices
NORTHROP GRUMMAN CORP2 citations61
US7135411B2Nov 14, 2006
Method for etching mesa isolation in antimony-based compound semiconductor structures
NORTHROP GRUMMAN CORP5 citations55
TRW INC
3 patentsUS6524899B1Feb 25, 2003
Process for forming a large area, high gate current HEMT diode
TRW INC15 citations83
US6503774B2Jan 7, 2003
Embedding parasitic model for pi-fet layouts
TRW INC4 citations61
US6396679B1May 28, 2002
Single-layer dielectric structure with rounded corners, and circuits including such structures
TRW INC0 citations40
NORTHROP GRUMMAN SYSTEMS CORP
3 patentsUS9793353B1Oct 17, 2017
Multiple layer quantum well FET with a side-gate
NORTHROP GRUMMAN SYSTEMS CORP4 citations71
US9425110B1Aug 23, 2016
Yield enhancing vertical redundancy method for 3D wafer level packaged (WLP) integrated circuit systems
NORTHROP GRUMMAN SYSTEMS CORP2 citations57
US9793350B1Oct 17, 2017
Multiple layer side-gate FET switch
NORTHROP GRUMMAN SYSTEMS CORP0 citations34