Inventor
WANG CHENG-HAN
US37 patents
⚠️ This page may combine multiple inventors who share the name “WANG CHENG-HAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
QUALCOMM INC
28 patentsUS10177873B1Jan 8, 2019
Concurrent support for multiple frequency bands for satellite navigation signals
QUALCOMM INC8 citations84
US9712195B2Jul 18, 2017
Radio frequency low noise amplifier with on-chip matching and built-in tunable filter
QUALCOMM INC13 citations82
US10574286B2Feb 25, 2020
High selectivity TDD RF front end
QUALCOMM INC7 citations81
US9490826B1Nov 8, 2016
Methods and apparatus for synchronizing frequency dividers using a pulse swallowing technique
QUALCOMM INC17 citations81
US9088471B1Jul 21, 2015
Quadrature combining and adjusting
QUALCOMM INC17 citations81
US8874063B2Oct 28, 2014
Simultaneous signal receiver with interspersed frequency allocation
QUALCOMM INC4 citations73
US10250375B2Apr 2, 2019
Clock synchronization
QUALCOMM INC4 citations72
US9401680B2Jul 26, 2016
Temperature dependent amplifier biasing
QUALCOMM INC3 citations71
US9231716B2Jan 5, 2016
Methods and apparatus for generating two-tone calibration signals for performing linearity calibration
QUALCOMM INC2 citations62
US7994870B2Aug 9, 2011
Tunable filter with gain control circuit
QUALCOMM INC4 citations62
US12101734B2Sep 24, 2024
Antenna sharing for multiple wireless communication technologies
QUALCOMM INC0 citations61
US11600916B2Mar 7, 2023
Area-efficient balun
QUALCOMM INC0 citations60
US12556227B2Feb 17, 2026
Transmitter including selectively enabled clock source based on digital transmit data
QUALCOMM INC0 citations58
US9503053B1Nov 22, 2016
Active balun for wideband applications
QUALCOMM INC1 citations52
US9391651B1Jul 12, 2016
Amplifier with reduced harmonic distortion
QUALCOMM INC0 citations52
US9341721B2May 17, 2016
Concurrent multi-system satellite navigation receiver with real signaling output
QUALCOMM INC0 citations52
US11967983B2Apr 23, 2024
Ultra wideband transmitter
QUALCOMM INC0 citations51
US11695372B1Jul 4, 2023
Quadrature voltage-controlled oscillator (QVCO) with improved phase noise and quadrature imbalance trade-off
QUALCOMM INC0 citations51
US9647638B2May 9, 2017
Architecture to reject near end blockers and transmit leakage
QUALCOMM INC0 citations51
US9543897B2Jan 10, 2017
Fully I/Q balanced quadrature radio frequency mixer with low noise and low conversion loss
QUALCOMM INC0 citations51
US9379929B2Jun 28, 2016
Phase imbalance calibration
QUALCOMM INC0 citations51
US9941842B2Apr 10, 2018
Amplifier bias circuit
QUALCOMM INC0 citations50
US12526061B2Jan 13, 2026
Ultra-wideband (UWB) residual sideband (RSB) calibration using bi-phase shift keying (BPSK) signal source
QUALCOMM INC0 citations49
US11616517B2Mar 28, 2023
Multiband transmitter
QUALCOMM INC0 citations48
US10411652B2Sep 10, 2019
Amplifier bias technique
QUALCOMM INC0 citations48
US12202500B2Jan 21, 2025
Method and apparatus for relative positioning of a user equipment in a vehicle
QUALCOMM INC0 citations47
US9716188B2Jul 25, 2017
Metal oxide semiconductor (MOS) capacitor with improved linearity
QUALCOMM INC0 citations47
US9520846B2Dec 13, 2016
Current-driven baseband filter with reduced adjacent channel leakage ratio (ACLR)
QUALCOMM INC0 citations47
WANG CHENG-HAN
6 patentsUS8536947B2Sep 17, 2013
Class AB amplifier with resistive level-shifting circuitry
WANG CHENG-HAN8 citations83
US8295798B2Oct 23, 2012
Tunable filters with lower residual sideband
WANG CHENG-HAN8 citations83
US8718587B2May 6, 2014
Reconfigurable LNA for increased jammer rejection
WANG CHENG-HAN2 citations62
US8412143B2Apr 2, 2013
Doubled balanced mixer with improved component matching
WANG CHENG-HAN2 citations62
US8653892B2Feb 18, 2014
Systematic intermodulation distortion calibration for a differential LNA
WANG CHENG-HAN3 citations61
US8428533B2Apr 23, 2013
Techniques for optimizing gain or noise figure of an RF receiver
WANG CHENG-HAN1 citations51