Wun-Long Yu

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Hsinchu, TW

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Patents Grantslast 30 patents

Information Patent Grant
Method for estimating fundamental resonance frequency of loudspeake...
- Patent number 11,570,563
- Issue date Jan 31, 2023
- ELITE SEMICONDUCTOR MICROELECTRONICS TECHNOLOGY INC.
- Jung-Kuei Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Single-stage boost class-D amplifier
- Patent number 11,121,682
- Issue date Sep 14, 2021
- ELITE SEMICONDUCTOR MICROELECTRONICS TECHNOLOGY INC.
- Che-Wei Hsu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Valley-fill PFC circuit with EMI protection
- Patent number 11,063,511
- Issue date Jul 13, 2021
- Elite Semiconductor Memory Technology Inc.
- Che-Wei Hsu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
LOUDSPEAKER EXCURSION PREDICTION SYSTEM
- Publication number 20240406624
- Publication date Dec 5, 2024
- Elite Semiconductor Microelectronics Technology Inc.
- JUNG-KUEI CHANG
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHOD FOR ESTIMATING FUNDAMENTAL RESONANCE FREQUENCY OF LOUDSPEAKE...
- Publication number 20230022551
- Publication date Jan 26, 2023
- Elite Semiconductor Microelectronics Technology Inc.
- Jung-Kuei Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
VALLEY-FILL PFC CIRCUIT WITH EMI PROTECTION
- Publication number 20210211042
- Publication date Jul 8, 2021
- ELITE SEMICONDUCTOR MEMORY TECHNOLOGY Inc.
- Che-Wei Hsu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER