Inventor
YU HWA-YEAL
KR13 patents
⚠️ This page may combine multiple inventors who share the name “YU HWA-YEAL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAMSUNG ELECTRONICS CO LTD
12 patentsUS7755439B2Jul 13, 2010
Phase locked loop circuit performing two point modulation and gain calibration method thereof
SAMSUNG ELECTRONICS CO LTD18 citations83
US8368477B2Feb 5, 2013
Receiver including an LCD tank filter and method thereof
SAMSUNG ELECTRONICS CO LTD14 citations76
US10965214B2Mar 30, 2021
Power management integrated circuit for supplying load current information and electronic device having the same
SAMSUNG ELECTRONICS CO LTD2 citations72
US10075071B2Sep 11, 2018
Electronic device including a power management integrated circuit
SAMSUNG ELECTRONICS CO LTD2 citations72
US7369001B2May 6, 2008
Frequency synthesizer having variable frequency resolution, and fractional-N frequency synthesizing method using sigma-delta modulation of frequency control pulses
SAMSUNG ELECTRONICS CO LTD8 citations72
US9641076B2May 2, 2017
Switching regulators
SAMSUNG ELECTRONICS CO LTD3 citations71
US9548661B2Jan 17, 2017
DC-DC converter and electronic system including the same
SAMSUNG ELECTRONICS CO LTD4 citations68
US9438109B2Sep 6, 2016
Bi-directional voltage positioning circuit, voltage converter and power supply device including the same
SAMSUNG ELECTRONICS CO LTD5 citations67
US7538703B2May 26, 2009
Sigma-delta modulation with minimized noise and fractional-N phase-locked loop including the same
SAMSUNG ELECTRONICS CO LTD2 citations61
US7436264B2Oct 14, 2008
Charge supply apparatus and method in frequency synthesizer
SAMSUNG ELECTRONICS CO LTD5 citations61
US7424280B2Sep 9, 2008
Frequency synthesizer and frequency synthesis method
SAMSUNG ELECTRONICS CO LTD5 citations61
US10727733B2Jul 28, 2020
Semiconductor device and system
SAMSUNG ELECTRONICS CO LTD0 citations40