Inventor
NA YOO SAM
KR58 patents
⚠️ This page may combine multiple inventors who share the name “NA YOO SAM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAMSUNG ELECTRO MECH
42 patentsUS7525395B2Apr 28, 2009
Step attenuator
SAMSUNG ELECTRO MECH20 citations92
US8031002B2Oct 4, 2011
Buffer amplifier
SAMSUNG ELECTRO MECH10 citations84
US7973606B2Jul 5, 2011
Fractional-N frequency synthesizer and method thereof
SAMSUNG ELECTRO MECH10 citations84
US9628070B2Apr 18, 2017
Radio frequency switch circuit and control method thereof
SAMSUNG ELECTRO MECH7 citations83
US7636009B2Dec 22, 2009
Bias current generating apparatus with adjustable temperature coefficient
SAMSUNG ELECTRO MECH9 citations83
US10505579B2Dec 10, 2019
Radio frequency switching device for fast switching operation
SAMSUNG ELECTRO MECH6 citations73
US9209854B2Dec 8, 2015
Radio frequency switching circuit with advanced isolation characteristics
SAMSUNG ELECTRO MECH6 citations73
US9197280B1Nov 24, 2015
Radio frequency switch
SAMSUNG ELECTRO MECH6 citations73
US7177895B2Feb 13, 2007
Linear channel select filter
SAMSUNG ELECTRO MECH8 citations73
US10979007B2Apr 13, 2021
Amplification device with isolation characteristics
SAMSUNG ELECTRO MECH6 citations72
US10903799B2Jan 26, 2021
Variable gain low noise amplifying apparatus with phase distortion compensation
SAMSUNG ELECTRO MECH3 citations72
US10886058B2Jan 5, 2021
Inductor and low-noise amplifier including the same
SAMSUNG ELECTRO MECH4 citations72
US10826442B2Nov 3, 2020
Variable gain low noise amplifier with phase compensation
SAMSUNG ELECTRO MECH3 citations72
US10778175B2Sep 15, 2020
Coupler circuit with phase compensation function
SAMSUNG ELECTRO MECH5 citations72
US10050609B2Aug 14, 2018
Antenna switch circuit with improved harmonic suppression characteristic
SAMSUNG ELECTRO MECH4 citations72
US10044341B2Aug 7, 2018
Radio frequency switch circuit and apparatus having built-in coupler
SAMSUNG ELECTRO MECH4 citations72
US9876496B2Jan 23, 2018
Radio frequency switch circuit
SAMSUNG ELECTRO MECH4 citations72
US11335991B2May 17, 2022
Electronic device with radio-frequency module
SAMSUNG ELECTRO MECH2 citations70
US11228337B2Jan 18, 2022
Apparatus with transmission route switching of radio frequency signals and radio frequency module
SAMSUNG ELECTRO MECH2 citations70
US10686413B2Jun 16, 2020
Low noise amplifier circuit with multiple-input multiple-output (MIMO) structure
SAMSUNG ELECTRO MECH1 citations62
US9531375B2Dec 27, 2016
Radio frequency switch circuit
SAMSUNG ELECTRO MECH2 citations62
US9231780B2Jan 5, 2016
Radio frequency switching circuit and electronic device
SAMSUNG ELECTRO MECH2 citations62
US8055228B2Nov 8, 2011
Received signal strength indicator self-calibrating gain of limiter
SAMSUNG ELECTRO MECH5 citations62
US8018285B2Sep 13, 2011
Step variable gain amplifier
SAMSUNG ELECTRO MECH6 citations62
US7956692B2Jun 7, 2011
Wide-band amplifier circuit with improved gain flatness
SAMSUNG ELECTRO MECH6 citations62
USRE49317ENov 29, 2022
Transformer and method of manufacturing the same
SAMSUNG ELECTRO MECH0 citations61
US7570935B2Aug 4, 2009
Derivative superposition circuit for linearization
SAMSUNG ELECTRO MECH2 citations61
US11658393B2May 23, 2023
Electronic device with radio-frequency module
SAMSUNG ELECTRO MECH0 citations60
US7953383B2May 31, 2011
Dual band receiver
SAMSUNG ELECTRO MECH5 citations60
US8493169B2Jul 23, 2013
Transformer and method of manufacturing the same
SAMSUNG ELECTRO MECH2 citations59
US8354883B2Jan 15, 2013
Power amplifier
SAMSUNG ELECTRO MECH2 citations59
US7206565B2Apr 17, 2007
Device for generating wide tunable frequency using frequency divider
SAMSUNG ELECTRO MECH4 citations57
US9847781B2Dec 19, 2017
Radio frequency switch including filter circuit
SAMSUNG ELECTRO MECH1 citations52
US9197253B2Nov 24, 2015
RF switch
SAMSUNG ELECTRO MECH0 citations52
US8952755B2Feb 10, 2015
Power amplifier
SAMSUNG ELECTRO MECH1 citations52
US8031004B2Oct 4, 2011
Active balun with stacked structure
SAMSUNG ELECTRO MECH1 citations52
US10826151B2Nov 3, 2020
Directional coupler circuit and power amplifying device with phase compensation function
SAMSUNG ELECTRO MECH0 citations51
US10505517B2Dec 10, 2019
Radio frequency switch circuit and apparatus having built-in coupler
SAMSUNG ELECTRO MECH0 citations51
US10274981B2Apr 30, 2019
Voltage dropping apparatus, voltage switching apparatus, and internal voltage supply apparatus using the same
SAMSUNG ELECTRO MECH0 citations51
US9851733B2Dec 26, 2017
Voltage dropping apparatus, voltage switching apparatus, and internal voltage supply apparatus using the same
SAMSUNG ELECTRO MECH0 citations51
US9389626B2Jul 12, 2016
Low-drop-output type voltage regulator and RF switching control device having the same
SAMSUNG ELECTRO MECH0 citations51
US10903836B2Jan 26, 2021
Radio-frequency switch with voltage equalization
SAMSUNG ELECTRO MECH0 citations49
KIM YOO HWAN
2 patentsJO BYEONG HAK
2 patentsJEONG MOON SUK
1 patentHWANG HYEON SEOK
1 patentKIM GYU SUCK
1 patentNA YOO SAM
1 patentShowing the top 50 of 58 patents by PatentIndex Score.