Assignee
SHAOXING YUANFANG SEMICONDUCTOR CO LTD
CN·21 granted patents·23 pending applications·16 citations·filing 2022–2025
Top patents by PatentIndex Score
44 records- 0193US12176808B2Emulating current flowing through an inductor driven by a combination of high-side switch and a low-side switch in a switching converterSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2022·Granted Dec 24, 2024·3 cites·20 claims
- 0290US11588489B1Obtaining lock in a phase-locked loop (PLL) upon being out of phase-lockSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2022·Granted Feb 21, 2023·5 cites·20 claims
- 0382US11592786B1Time-to-digital converter (TDC) measuring phase difference between periodic inputsSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2022·Granted Feb 28, 2023·3 cites·20 claims
- 0480US11736110B2Time-to-digital converter (TDC) to operate with input clock signals with jitterSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2022·Granted Aug 22, 2023·2 cites·20 claims
- 0580US11658667B2Reduction of noise in output clock due to unequal successive time periods of a reference clock in a fractional-N phase locked loopSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2022·Granted May 23, 2023·2 cites·14 claims
- 0677US12261609B1Inter-PLL communication in a multi-PLL environmentSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2023·Granted Mar 25, 2025·1 cites·20 claims
- 0771US2025357861A1Phase controller of a switching converter measuring load-current under light loadSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2025·Application pending·0 cites
- 0867US12463528B2Handling connection faults of a bootstrap capacitor in a switching converterSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2023·Granted Nov 4, 2025·0 cites·20 claims
- 0967US12451798B2Managing over-current condition in a switching converterSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2023·Granted Oct 21, 2025·0 cites·20 claims
- 1066US12149255B2Generating divided signals from phase-locked loop (PLL) output when reference clock is unavailableSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2024·Granted Nov 19, 2024·0 cites·6 claims
- 1166US2025279729A1Managing loss of efficiency due to an inactive power stage of a multi-phase switching converterSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2025·Application pending·0 cites
- 1266US2026080959A1Providing flexibility in selecting desired power supply for integrated circuits (ic) based on one time programmable (otp) memorySHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2025·Application pending·0 cites
- 1364US12407240B2Sensing inductor-current in a switching converterSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2023·Granted Sep 2, 2025·0 cites·20 claims
- 1462US2025260379A1Reducing the effect of parasitic capacitance in a high-pass filter employed in parallel with another filter in a switching configurationSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2024·Application pending·0 cites
- 1560US12451808B2Optimizing dead-time between end of on-phase of a high-side switch and beginning of on-phase of a low-side switch in a switching converterSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2023·Granted Oct 21, 2025·0 cites·17 claims
- 1660US12355441B2Level-shifter and its use with switching convertersSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2023·Granted Jul 8, 2025·0 cites·20 claims
- 1759US12026028B2Preventing reverse-current flow when an integrated circuit operates using power supplies of different magnitudesSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2022·Granted Jul 2, 2024·0 cites·20 claims
- 1859US2026016851A1High-speed delta sigma modulatorsSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2025·Application pending·0 cites
- 1958US11967965B2Generating divided signals from phase-locked loop (PLL) output when reference clock is unavailableSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2022·Granted Apr 23, 2024·0 cites·13 claims
- 2058US2025175080A1Measurement of inductor-current in a power stage of a switching converterSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2024·Application pending·0 cites
- 2158US2025260326A1Handling of errors in generation of phase control signals by a phase controller of a multi-phase switching converterSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2024·Application pending·0 cites
- 2258US2025226749A1Changing a master stage in a multi-phase switching converterSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2024·Application pending·0 cites
- 2358US2025175081A1Enhancing efficiency of a switching converterSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2024·Application pending·0 cites
- 2457US12523682B2Identifying faults in a trans-inductor voltage regulatorSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2023·Granted Jan 13, 2026·0 cites·10 claims
- 2557US12093113B2Communicating a desired power state to a power stage from a phase controller in a power supplySHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2023·Granted Sep 17, 2024·0 cites·20 claims
- 2656US2025158526A1Power stage providing higher magnitude current in a switching converterSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2024·Application pending·0 cites
- 2755US2026019084A1Single comparator based comparison of an input voltage against multiple reference voltagesSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2024·Application pending·0 cites
- 2855US2025192657A1Refreshing bootstrap capacitors associated with switches of power stages in switching convertersSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2024·Application pending·0 cites
- 2955US2025167683A1Communicating health information of a power stage in a multi-phase switching converterSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2024·Application pending·0 cites
- 3055US2025323648A1Gain calibration of digital-to-time converter (dtc) used in fractional frequency dividersSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2025·Application pending·0 cites
- 3155US2025158525A1Communicating sensed inductor-current information from a power stage to a phase controller in a multi-phase switching converterSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2024·Application pending·0 cites
- 3254US12388356B2Bootstrap circuitry for driving a high-side switch of a switching converterSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2022·Granted Aug 12, 2025·0 cites·20 claims
- 3354US2025158528A1Balancing temperatures of power stages of a multi-phase switching converterSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2024·Application pending·0 cites
- 3453US12249996B2Counter design for a time-to-digital converter (TDC)SHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2022·Granted Mar 11, 2025·0 cites·20 claims
- 3553US11711087B2Reducing noise contribution in compensating for unequal successive time periods of a reference clock in a fractional-N phase locked loopSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2022·Granted Jul 25, 2023·0 cites·19 claims
- 3653US2024128852A1Gate-control of a power-switch in a switching converterSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2023·Application pending·0 cites
- 3752US12512796B2Bias block for biasing transistors exhibiting non-linearity when designed for linear operationSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2023·Granted Dec 30, 2025·0 cites·19 claims
- 3852US2026025064A1Communicating faults by a power stage of a multi-phase switching converterSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2024·Application pending·0 cites
- 3952US2025323652A1Reducing non-linearity in a digital-to-time converter (dtc) when an input clock changes between lower and higher periodsSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2024·Application pending·0 cites
- 4052US2024364330A1Impedance design in a resonant switchSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2023·Application pending·0 cites
- 4148US2025391486A1One-time programmable (otp) memory supporting fabricated ics in different design configurationsSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2024·Application pending·0 cites
- 4239US2023353140A1Biasing body node of a transistorSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2022·Application pending·0 cites
- 4338US2023353092A1Semiconductor switches for analog signals with improved linear responseSHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2022·Application pending·0 cites
- 4436US11923864B2Fast switching of output frequency of a phase locked loop (PLL)SHAOXING YUANFANG SEMICONDUCTOR CO LTD·Filed 2022·Granted Mar 5, 2024·0 cites·14 claims
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