Inventor
LIU CHANG-SHUN
TW12 patents
⚠️ This page may combine multiple inventors who share the name “LIU CHANG-SHUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
REALTEK SEMICONDUCTOR CORP
8 patentsUS7868807B2Jan 11, 2011
Data weighted average circuit and dynamic element matching method
REALTEK SEMICONDUCTOR CORP8 citations83
US7456769B2Nov 25, 2008
Reference voltage generating circuit
REALTEK SEMICONDUCTOR CORP5 citations62
US7253764B2Aug 7, 2007
Reference voltage generating circuit
REALTEK SEMICONDUCTOR CORP3 citations62
US7786802B2Aug 31, 2010
Output stage circuit and operational amplifier thereof
REALTEK SEMICONDUCTOR CORP5 citations61
US7728669B2Jun 1, 2010
Output stage circuit and operational amplifier thereof
REALTEK SEMICONDUCTOR CORP3 citations61
US7675446B2Mar 9, 2010
Filter applied in sigma-delta modulator and filtering method thereof
REALTEK SEMICONDUCTOR CORP2 citations61
US7489187B2Feb 10, 2009
Operational amplifier and related noise separation method thereof
REALTEK SEMICONDUCTOR CORP3 citations61
US7456771B2Nov 25, 2008
Sigma-delta modulator
REALTEK SEMICONDUCTOR CORP2 citations61
MEDIATEK INC
3 patentsUS7924197B1Apr 12, 2011
Method for reducing current consumption of digital-to-analog conversion, and associated tri-state current digital-to-analog converter
MEDIATEK INC10 citations82
US7948414B2May 24, 2011
Delta-sigma analog-to-digital conversion apparatus and method thereof
MEDIATEK INC4 citations60
US7965213B1Jun 21, 2011
Element-selecting method capable of reducing toggle rate of digital to analog converter and module thereof
MEDIATEK INC0 citations39