Inventor
LI SHULIANG
US14 patents
⚠️ This page may combine multiple inventors who share the name “LI SHULIANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CYPRESS SEMICONDUCTOR CORP
10 patentsUS7126436B1Oct 24, 2006
Frequency synthesizer having a more versatile and efficient fractional-N control circuit and method
CYPRESS SEMICONDUCTOR CORP20 citations92
US7961059B1Jun 14, 2011
Phase lock loop control system and method with non-consecutive feedback divide values
CYPRESS SEMICONDUCTOR CORP8 citations83
US7813411B1Oct 12, 2010
Spread spectrum frequency synthesizer with high order accumulation for frequency profile generation
CYPRESS SEMICONDUCTOR CORP11 citations83
US7741918B1Jun 22, 2010
System and method for an enhanced noise shaping for spread spectrum modulation
CYPRESS SEMICONDUCTOR CORP13 citations83
US7405629B2Jul 29, 2008
Frequency modulator, circuit, and method that uses multiple vector accumulation to achieve fractional-N frequency synthesis
CYPRESS SEMICONDUCTOR CORP15 citations83
US7119630B1Oct 10, 2006
Frequency synthesizer having a more versatile and efficient fractional-N control circuit and method using vector values
CYPRESS SEMICONDUCTOR CORP13 citations83
US7701297B1Apr 20, 2010
Spread spectrum frequency synthesizer with improved frequency shape by adjusting the length of a standard curve used for spread spectrum modulation
CYPRESS SEMICONDUCTOR CORP6 citations73
US7912109B1Mar 22, 2011
Spread spectrum frequency synthesizer with first order accumulation for frequency profile generation
CYPRESS SEMICONDUCTOR CORP6 citations62
US7948327B1May 24, 2011
Simplified phase lock loop control model system and method
CYPRESS SEMICONDUCTOR CORP1 citations51
US7932787B1Apr 26, 2011
Phase lock loop control system and method
CYPRESS SEMICONDUCTOR CORP1 citations51