Inventor
HA JONG OK
KR21 patents
Patents
21 patentsUS10630247B2Apr 21, 2020
Adaptive multiband power amplifier apparatus
SAMSUNG ELECTRO MECH2 citations73
US10270395B2Apr 23, 2019
Envelope tracking current bias circuit with offset removal function and power amplifier
SAMSUNG ELECTRO MECH2 citations73
US11121679B2Sep 14, 2021
Amplifying apparatus with improved linearity
SAMSUNG ELECTRO MECH3 citations72
US9876472B2Jan 23, 2018
Envelope tracking power amplifying apparatus and method
SAMSUNG ELECTRO MECH3 citations71
US9923582B2Mar 20, 2018
High-frequency signal predistortion device and nonlinear distortion correcting device for power amplifier
SAMSUNG ELECTRO MECH5 citations70
US10505498B2Dec 10, 2019
Envelope tracking bias circuit and power amplifying device
SAMSUNG ELECTRO MECH1 citations62
US10429876B2Oct 1, 2019
Reference current generating circuit with process variation compensation
SAMSUNG ELECTRO MECH1 citations62
US11431298B2Aug 30, 2022
Power amplifier with bias current generating and bias current limiting apparatus
SAMSUNG ELECTRO MECH0 citations59
US10903794B2Jan 26, 2021
Power amplifier device with improved response speed
SAMSUNG ELECTRO MECH0 citations52
US10476438B2Nov 12, 2019
Envelope tracking bias circuit
SAMSUNG ELECTRO MECH0 citations52
US10476441B2Nov 12, 2019
Envelope tracking current bias circuit and power amplifying device
SAMSUNG ELECTRO MECH0 citations52
US10454470B2Oct 22, 2019
Control buffer circuit and radio frequency switch for dual mode operation
SAMSUNG ELECTRO MECH0 citations52
US10396713B2Aug 27, 2019
Envelope-tracking current bias circuit with offset cancellation function
SAMSUNG ELECTRO MECH0 citations52
US10198021B2Feb 5, 2019
Voltage generation circuit having a temperature compensation function
SAMSUNG ELECTRO MECH0 citations52
US10110173B2Oct 23, 2018
Envelope tracking current bias circuit and power amplifier apparatus
SAMSUNG ELECTRO MECH0 citations52
US11177776B2Nov 16, 2021
Amplifying device with bias timing control circuit based on duty cycle
SAMSUNG ELECTRO MECH0 citations51
US10396765B2Aug 27, 2019
Power amplifying apparatus with spurious signal reduction function
SAMSUNG ELECTRO MECH0 citations51
US10158331B2Dec 18, 2018
Power amplifying apparatus with boost function
SAMSUNG ELECTRO MECH0 citations51
US9735745B2Aug 15, 2017
Power amplifier and method for limiting current in power amplifier
SAMSUNG ELECTRO MECH0 citations51
US10374557B2Aug 6, 2019
Adaptive multiband power amplifier apparatus
SAMSUNG ELECTRO MECH0 citations41
US10879853B2Dec 29, 2020
Bias circuit and power amplifier for improving linearity
SAMSUNG ELECTRO MECH0 citations40