ZH

Zhaohui He

CL Cirrus Logic: 18 patents #69 of 1,131Top 7%
Koniniklijke Philips N.V.: 4 patents #1,742 of 7,486Top 25%
PB Philips Lighting Holding B.V.: 2 patents #286 of 962Top 30%
🗺 Texas: #4,546 of 125,132 inventorsTop 4%
Overall (All Time): #142,503 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
12323055 Driver circuitry and operation Yongjie Cheng, Lingli Zhang, John L. Melanson, Thomas H. HOFF, Eric J. King 2025-06-03
11290069 Distortion reducing variable output impedance class-D amplifier Ruoxin Jiang, Rahul Singh 2022-03-29
11245370 Class-D amplifier with multiple power rails and quantizer that switches used ramp amplitude concurrently with switch in used power rail Ruoxin Jiang, Rahul Singh 2022-02-08
10972061 Class-D amplifier with multiple independent output stages Rahul Singh, Ruoxin Jiang 2021-04-06
10862442 Low power dissipation high performance Class-D amplifier Rahul Singh, Ruoxin Jiang 2020-12-08
10476455 Apparatus and method of suppressing transient noise during transition for class-D amplifier system having one or more pulse width modulator output paths Paul Astrachan, Emmanuel Marchais, Lingli Zhang, Kyehyung Lee, Tejasvi Das +1 more 2019-11-12
10090814 Removal of switching discontinuity in a hybrid switched mode amplifier John L. Melanson, Eric J. King, Siddharth Maru 2018-10-02
9985587 Switched mode converter with variable common mode voltage buffer Eric J. King, Siddharth Maru, John L. Melanson 2018-05-29
9973156 Generation of voltage reference signals in a hybrid switched mode amplifier Eric J. King, John L. Melanson, Siddharth Maru 2018-05-15
9929664 Prevention of switching discontinuity in a hybrid switched mode amplifier Eric J. King, Siddharth Maru, John L. Melanson 2018-03-27
9906196 Hybrid switched mode amplifier Eric J. King, Siddharth Maru, John L. Melanson 2018-02-27
9577538 Utilizing secondary-side conduction time parameters of a switching power converter to provide energy to a load Yanhui Xie, Michael A. Kost, John L. Melanson, Chris M. Franklin 2017-02-21
9520794 Acceleration of output energy provision for a load during start-up of a switching power converter Siddharth Maru, Mohit Sood, Prashanth Drakshapalli, Rahul Singh 2016-12-13
9515485 Power control system with power drop out immunity and uncompromised startup time William A. Draper, John L. Melanson 2016-12-06
9502984 Switching parameter based discontinuous mode-critical conduction mode transition John L. Melanson 2016-11-22
9351356 Primary-side control of a switching power converter with feed forward delay compensation Robert T. Grisamore, Michael A. Kost 2016-05-24
9313840 Control data determination from primary-side sensing of a secondary-side voltage in a switching power converter Robert T. Grisamore 2016-04-12
9307601 Input voltage sensing for a switching power converter and a triac-based dimmer Rahul Singh, Eric J. King, John L. Melanson, William A. Draper 2016-04-05
9184666 Active thermal protection for switches Mohit Sood, Spencer Isaacson, Rahul Singh 2015-11-10
9178415 Inductor over-current protection using a volt-second value representing an input voltage to a switching power converter Michael A. Kost, John L. Melanson, Rahul Singh, Mohit Sood 2015-11-03
9178444 Multi-mode flyback control for a switching power converter Siddharth Maru, Mohit Sood 2015-11-03
9166485 Quantization error reduction in constant output current control drivers Siddharth Maru 2015-10-20
9071144 Adaptive current control timing and responsive current control for interfacing with a dimmer 2015-06-30
9024541 Utilizing secondary-side conduction time parameters of a switching power converter to provide energy to a load Yanhui Xie, Michael A. Kost, John L. Melanson, Chris M. Franklin 2015-05-05
9025347 Switching parameter based discontinuous mode-critical conduction mode transition John L. Melanson 2015-05-05