Assignee
HUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY
CN·21 granted patents·7 pending applications·73 citations·filing 2020–2025
Top patents by PatentIndex Score
28 records- 0197US11189220B1Display device with distributed driver circuits switchable between serial and parallel communication modesHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2021·Granted Nov 30, 2021·14 cites·22 claims
- 0297US10909911B1Display device with distributed driver circuits and shared multi-wire communication interface for dimming dataHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2020·Granted Feb 2, 2021·21 cites·25 claims
- 0396US11087672B1Display device with selectable LED current levels based on brightness dataHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2020·Granted Aug 10, 2021·4 cites·20 claims
- 0496US10985665B1Voltage sensing of an active clamp switching power converter circuit using an auxiliary winding having a same polarity as a primary windingHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2020·Granted Apr 20, 2021·6 cites·20 claims
- 0595US11436970B2Addressing and redundancy schemes for distributed driver circuits in a display deviceHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2021·Granted Sep 6, 2022·4 cites·21 claims
- 0695US11257421B2Display device with single package light emitting diode and driver circuitHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2020·Granted Feb 22, 2022·5 cites·20 claims
- 0792US11050350B1Controlling an active clamp switching power converter circuit based on a sensed voltage drop on an auxiliary windingHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2020·Granted Jun 29, 2021·7 cites·17 claims
- 0891US11250771B2Display device with distributed arrays of driver circuits and sensorsHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2020·Granted Feb 15, 2022·2 cites·20 claims
- 0991US11211001B2Display device with feedback via serial connections between distributed driver circuitsHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2020·Granted Dec 28, 2021·2 cites·26 claims
- 1090US11276345B2Display device with feedback via parallel connections from distributed driver circuits to a single wire interfaceHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2020·Granted Mar 15, 2022·2 cites·21 claims
- 1186US11308890B2Power line communication signal detectorHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2020·Granted Apr 19, 2022·2 cites·21 claims
- 1286US11289011B2Power line communication in a display device with distributed driver circuitsHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2020·Granted Mar 29, 2022·2 cites·20 claims
- 1380US11217153B1Display device with distributed driver circuits and shared multi-wire communication interface for dimming dataHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2020·Granted Jan 4, 2022·1 cites·19 claims
- 1475US2022028337A1Display device with feedback via serial connections between distributed driver circuitsHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2021·Application pending·0 cites
- 1574US2022059022A1Display device with feedback via parallel connections from distributed driver circuits to a single wire interfaceHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2021·Application pending·0 cites
- 1673US11393389B2Power line communication driver circuitHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2020·Granted Jul 19, 2022·1 cites·20 claims
- 1773US2021366370A1Addressing scheme for a display device with distributed sensors in a display areaHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2020·Application pending·0 cites
- 1867US11411503B2Voltage sensing of an active clamp switching power converter circuit using an auxiliary winding having a same polarity as a primary windingHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2020·Granted Aug 9, 2022·0 cites·20 claims
- 1966US2025264550A1Disconnection Point Detection Method for Single-Wire Series Circuits, Single-Wire Series Circuit, and Driver ArchitectureHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2025·Application pending·0 cites
- 2065US11403998B2Display device with selectable LED current levels based on brightness dataHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2021·Granted Aug 2, 2022·0 cites·20 claims
- 2163US2025266770A1Flyback Converter Circuit and Electronic DeviceHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2025·Application pending·0 cites
- 2260US2021296996A1Voltage sensing of an active clamp switching power converter circuitHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2021·Application pending·0 cites
- 2355US11837950B2Switching power supply and electronic deviceHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2020·Granted Dec 5, 2023·0 cites·20 claims
- 2451US11270633B1Skewing drive times of LED zones in a display device with distributed driver circuitsHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2020·Granted Mar 8, 2022·0 cites·20 claims
- 2550US11239740B2Voltage sensing of an active clamp switching power converter circuit using auxiliary winding having an opposite polarity as a primary windingHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2020·Granted Feb 1, 2022·0 cites·17 claims
- 2648US11843314B2PFC circuit with auxiliary switch tube and control method thereofHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2022·Granted Dec 12, 2023·0 cites·17 claims
- 2748US11626804B2Power converter, method for driving switching transistors and a power supply system thereofHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2021·Granted Apr 11, 2023·0 cites·20 claims
- 2848US2024421718A1Synchronous rectification switching power supply circuit and primary switch tube control methodHUAYUAN SEMICONDUCTOR SHENZHEN LTD COMPANY·Filed 2024·Application pending·0 cites
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