Inventor
WEN SUNG-HAN
TW30 patents
⚠️ This page may combine multiple inventors who share the name “WEN SUNG-HAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MEDIATEK INC
28 patentsUS7994864B2Aug 9, 2011
Audio out unit
MEDIATEK INC77 citations97
US9888318B2Feb 6, 2018
Method, system and circuits for headset crosstalk reduction
MEDIATEK INC2 citations73
US11205999B2Dec 21, 2021
Amplifier with signal dependent mode operation
MEDIATEK INC2 citations72
US10469037B2Nov 5, 2019
Multi-stage amplifier circuit with zero and pole inserted by compensation circuits
MEDIATEK INC3 citations72
US9794669B2Oct 17, 2017
Devices and methods for headphone speaker impedance detection
MEDIATEK INC2 citations72
US10763884B2Sep 1, 2020
High linearity digital-to-analog converter with ISI-suppressing method
MEDIATEK INC2 citations71
US11632087B2Apr 18, 2023
High-linearity amplifier
MEDIATEK INC0 citations62
US11394351B2Jul 19, 2022
High-linearity amplifier
MEDIATEK INC0 citations62
US11309839B2Apr 19, 2022
High signal-to-noise ratio amplifier with multiple output modes
MEDIATEK INC1 citations62
US11196387B2Dec 7, 2021
Amplifier circuit with high-order damping circuit and the high-order damping circuit
MEDIATEK INC1 citations62
US11025204B2Jun 1, 2021
Circuit having high-pass filter with variable corner frequency
MEDIATEK INC2 citations62
US10535651B2Jan 14, 2020
Impedance circuit with poly-resistor
MEDIATEK INC1 citations62
US10686414B2Jun 16, 2020
Load-adaptive class-G amplifier for low-power audio applications
MEDIATEK INC1 citations61
US12388420B2Aug 12, 2025
Noise filter circuit with controllable transistor off-resistance and associated noise filtering method
MEDIATEK INC0 citations60
US11848646B2Dec 19, 2023
Amplifier circuit using voltage-to-current conversion and associated envelope tracking supply modulator using the same
MEDIATEK INC0 citations60
US10199995B2Feb 5, 2019
Programmable amplifier circuit capable of providing large or larger resistance for feedback path of its amplifier
MEDIATEK INC1 citations60
US12355455B2Jul 8, 2025
Digital-to-analog converter with sorting of unit cells that is based on mismatch errors and/or selection of new pointer location that is based on utilization rates of unit cells and associated method
MEDIATEK INC0 citations59
US10555269B2Feb 4, 2020
Amplifier circuit having controllable output stage
MEDIATEK INC0 citations52
US10123115B2Nov 6, 2018
Method, system and circuits for headset crosstalk reduction
MEDIATEK INC0 citations52
US10510823B2Dec 17, 2019
Impedance circuit with poly-resistor
MEDIATEK INC0 citations51
US8952757B2Feb 10, 2015
Amplifiers with enhanced power supply rejection ratio at the output stage
MEDIATEK INC0 citations50
US12519432B2Jan 6, 2026
Power converter and associated control method for high-efficiency audio amplifier
MEDIATEK INC0 citations49
US12407305B2Sep 2, 2025
Amplifier output stage with DC-shifting circuit for high-speed supply modulator
MEDIATEK INC0 citations49
US10117036B2Oct 30, 2018
Calibration method and calibration module thereof for vibration device
MEDIATEK INC1 citations48
US12476646B2Nov 18, 2025
Tri-level digital-to-analog converter element with mismatch suppression and associated method
MEDIATEK INC0 citations45
US12395136B2Aug 19, 2025
High-efficiency amplifier architecture with de-gain stage
MEDIATEK INC0 citations45
US12160206B2Dec 3, 2024
DC-blocking amplifier with aliasing tone cancellation circuit
MEDIATEK INC0 citations41
US10574212B2Feb 25, 2020
Method and circuit for low-noise reference signal generation
MEDIATEK INC0 citations39